1. The utility model provides a novel amount of deflection balancing unit for roll body which characterized in that: comprises a mounting shell (1), a supporting component (2) and a balancing weight (3);

the mounting shell (1) is of a cubic structure with an opening at one end, and a clamping ring (11) is arranged on the bottom surface inside the mounting shell (1); the end face of one open end of the mounting shell (1) is provided with a jack (12), and the clamping ring (11) and the jack (12) are coaxially arranged;

the number of the supporting assemblies (2) is four, and the four groups of supporting assemblies (2) are uniformly distributed in the circumferential direction of the mounting shell (1); the supporting component (2) comprises a screw (4), an abutting plate (5) and an adjusting gear (6);

the adjusting gear (6) comprises a driven bevel gear (61) and a rotating inner ring (62) fixed on one side of the driven bevel gear (61), the rotating inner ring (62) is clamped in a fixing ring (13) on the side wall of the mounting shell (1), and the rotating inner ring (62) is in rotating connection with the fixing ring (13);

one end of the screw rod (4) is screwed into a threaded hole in the adjusting gear (6) and then is rotatably connected to the abutting plate (5); the counterweight (3) is mounted on the abutting plate (5) of one of the support assemblies (2).

2. The new type of deflection balancing device for roll bodies of claim 1, wherein: the anti-loosening mechanism is arranged on the side wall of the mounting shell (1) and comprises a top column (7), a spring (8) and a limiting pin (9);

an anti-loosening hole (14) is formed in the side wall of the mounting shell (1), the anti-loosening hole (14) penetrates through the fixing ring (13), the ejection column (7) is located in the anti-loosening hole (14), and the axes of the ejection column (7) and the anti-loosening hole (14) are perpendicular to the screw (4);

spring (8) set up in the rear end of fore-set (7) with between the hole bottom of anti-loosening hole (14), the one end of spacer pin (9) is followed the inner wall of installation casing (1) penetrates in anti-loosening hole (14), spacer pin (9) with the axis of anti-loosening hole (14) is perpendicular, spacer pin (9) with the preceding terminal surface butt of fore-set (7), the rear end of spacer pin (9) is provided with first pull ring.

3. The utility model provides an installation mechanism for novel amount of deflection balancing unit which characterized in that: comprises a fixed cylinder (20), a mandrel (21) arranged in the fixed cylinder (20), a drive bevel gear (22), a positioning shaft (23) and an inserted rod (24);

the mandrel (21) is rotatably connected with the fixed cylinder (20), the front end of the mandrel (21) extends out of the fixed cylinder (20) and then is connected to the rear end of the drive bevel gear (22), the positioning shaft (23) is rotatably connected to the front end of the drive bevel gear (22), and the axes of the positioning shaft (23), the drive bevel gear (22) and the mandrel (21) are overlapped;

the inserted bar (24) is arranged on the side wall of the fixed cylinder (20) through a connecting rod, and the inserted bar (24) is parallel to the axis of the mandrel (21).

4. The mounting mechanism for a novel deflection balance device of claim 3 wherein: the front end of the fixed cylinder body (20) is provided with a second pull ring.

5. The mounting method of the novel deflection balancing device for the roller body is characterized by comprising the following steps of:

firstly, a shaft head at one end of a roller body (10) is disassembled, and then the roller body (10) is fixedly installed;

step two, measuring the deflection of the roller body (10) and determining the weight and the installation position of the balancing weight (3);

step three, mounting the balancing weight (3) on the abutting plate (5) of one of the supporting components (2);

assembling an installation mechanism for a novel deflection balancing device and the novel deflection balancing device for a roller body, inserting an inserting rod (24) into an inserting hole (12), inserting the end part of a positioning shaft (23) into a clamping ring (11), and meshing a driving bevel gear (22) with driven bevel gears (61) of four groups of supporting components (2);

pushing the novel deflection balancing device for the roller body to a set position in the roller body (10) by using the fixing cylinder body (20), and fixing the fixing cylinder body (20) through the fixing device;

rotating the mandrel (21), wherein the mandrel (21) drives the driving bevel gear (22) to rotate, the driving bevel gear (22) drives the driven bevel gear (61) to rotate, and the screw (4) drives the abutting plate (5) to be close to the inner wall of the roller body (10) under the action of the adjusting gear (6);

after the abutting plate (5) abuts against the inner wall of the roller body (10), an installation mechanism for the novel deflection balancing device is pulled outwards, so that the inserted rod (24) is withdrawn from the insertion hole (12), and the end part of the positioning shaft (23) is withdrawn from the clamping ring (11); then the shaft head of the roller body (10) is installed.

6. The method of installing a novel deflection balancing apparatus for a roll body of claim 5, wherein:

the third step also comprises the following steps that the first pull ring and the second pull ring are connected through the pull rope;

and step six, when the mounting mechanism for the novel deflection balancing device is pulled outwards, the fixed cylinder body (20) drives the first pull ring to move through the pull rope, the first pull ring pulls the limiting pin (9) out of the inner wall of the mounting shell (1), the ejection column (7) moves towards the direction of the screw rod (4) under the action of the spring (8), and then the end part of the ejection column (7) is abutted against the side wall of the screw rod (4).

Background

The roll body is cylindrical part, and the roll body mainly divides drive roller and driven roller. The roller body is widely applied to various transmission and conveying systems such as a rotary screen printing machine, a digital printer, mine conveying equipment, papermaking and packaging machinery and the like. When the roller body is stressed or changes in non-uniform temperature, the axis of the roller body can displace in the direction perpendicular to the axis of the roller body, so that certain deflection occurs, if the deflection of the roller body is large, the roller body can generate an unbalanced phenomenon when rotating, and even the roller body shakes, so that the deflection of the roller body needs to be balanced by using a roller body deflection balancing device. However, the existing deflection balancing device for the roller body is generally that a balancing block is added outside the roller body, so that the external shape of the roller body can be changed, and the normal use of the roller body is influenced to a certain extent.

Disclosure of Invention

This application embodiment has solved current amount of deflection balancing unit and has added the balancing piece in the outside of roll body through providing a novel amount of deflection balancing unit for the outside shape of roll body changes, and then influences the problem of roll body normal use.

The embodiment of the invention provides a novel deflection balancing device for a roller body, which comprises an installation shell, a supporting component and a balancing weight, wherein the installation shell is provided with a first end and a second end;

the mounting shell is of a cubic structure with an opening at one end, and a clamping ring is arranged on the bottom surface inside the mounting shell; the end face of one end of the opening of the mounting shell is provided with a jack, and the clamping ring and the jack are coaxially arranged;

the number of the supporting assemblies is four, and the four supporting assemblies are uniformly distributed in the circumferential direction of the mounting shell; the supporting assembly comprises a screw, a butting plate and an adjusting gear;

the adjusting gear comprises a driven bevel gear and a rotating inner ring fixed on one side of the driven bevel gear, the rotating inner ring is clamped in a fixed ring on the side wall of the mounting shell, and the rotating inner ring is rotationally connected with the fixed ring;

one end of the screw rod is screwed into the threaded hole in the adjusting gear and then is rotationally connected with the abutting plate; the counterweight is mounted on the abutting plate of one of the support assemblies.

In a possible implementation manner, the anti-loosening device further comprises an anti-loosening mechanism arranged on the side wall of the installation shell, wherein the anti-loosening mechanism comprises a top column, a spring and a limiting pin;

an anti-loosening hole is formed in the side wall of the mounting shell, the anti-loosening hole penetrates through the fixing ring, the ejection column is located in the anti-loosening hole, and the axes of the ejection column and the anti-loosening hole are perpendicular to the axis of the screw rod;

the spring set up in the rear end of fore-set with between the hole bottom in anti-loosening hole, the one end of spacer pin is followed the inner wall of installation casing penetrates in the anti-loosening hole, the spacer pin with the axis in anti-loosening hole is perpendicular, the spacer pin with the preceding terminal surface butt of fore-set, the rear end of spacer pin is provided with first pull ring.

The embodiment of the application also provides an installation mechanism for the novel deflection balancing device, which comprises a fixed cylinder, a mandrel, a driving bevel gear, a positioning shaft and an insertion rod, wherein the mandrel, the driving bevel gear, the positioning shaft and the insertion rod are arranged in the fixed cylinder;

the mandrel is rotatably connected with the fixed cylinder, the front end of the mandrel extends out of the fixed cylinder and then is connected with the rear end of the drive bevel gear, the positioning shaft is rotatably connected with the front end of the drive bevel gear, and the axes of the positioning shaft, the drive bevel gear and the mandrel are overlapped;

the inserted bar is arranged on the side wall of the fixed cylinder body through a connecting rod, and the inserted bar is parallel to the axis of the mandrel.

In a possible realization, the front end of the fixed cylinder is provided with a second pull ring.

The embodiment of the application also provides an installation method of the novel deflection balancing device for the roller body, which comprises the following steps:

firstly, disassembling a shaft head at one end of a roller body, and then fixedly installing the roller body;

measuring the deflection of the roller body, and determining the weight and the installation position of the balancing weight;

step three, mounting a balancing weight on a butting plate of one of the supporting components;

assembling an installation mechanism for a novel deflection balancing device and the novel deflection balancing device for a roller body, inserting an inserting rod into the inserting hole, inserting the end part of a positioning shaft into the clamping ring, and meshing a driving bevel gear with driven bevel gears of four groups of supporting assemblies;

pushing the novel deflection balancing device for the roller body to a set position in the roller body by using the fixing barrel body, and fixing the fixing barrel body by using the fixing device;

rotating the mandrel, wherein the mandrel drives the driving bevel gear to rotate, the driving bevel gear drives the driven bevel gear to rotate, and the screw drives the abutting plate to be close to the inner wall of the roller body under the action of the adjusting gear;

after the abutting plate abuts against the inner wall of the roller body, an installation mechanism for the novel deflection balancing device is pulled outwards, so that the inserted rod is withdrawn from the jack, and the end part of the positioning shaft is withdrawn from the clamping ring; and then installing the shaft head of the roller body.

In a possible implementation manner, the third step further includes the step of connecting the first pull ring and the second pull ring through a pull rope;

and step six, when the mounting mechanism for the novel deflection balancing device is pulled outwards, the fixed cylinder drives the first pull ring to move through the pull rope, the first pull ring pulls the limiting pin out of the inner wall of the mounting shell, the ejection column moves towards the direction of the screw rod under the action of the spring, and then the end part of the ejection column is abutted against the side wall of the screw rod.

One or more technical solutions provided in the embodiments of the present invention have at least the following technical effects or advantages:

the embodiment of the invention provides a novel deflection balancing device for a roller body. The mandrel is rotated, the mandrel drives the driving bevel gear to rotate, the driving bevel gear drives the driven bevel gear to rotate, and then the screw rod drives the abutting plate to be close to the inner wall of the roller body under the action of the adjusting gear. After the abutting plate abuts against the inner wall of the roller body, the mounting mechanism for the novel deflection balancing device is pulled outwards, so that the insertion rod is withdrawn from the insertion hole, and the end part of the positioning shaft is withdrawn from the clamping ring, so that the mounting of the balancing device is completed.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the embodiments of the present invention will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.

Fig. 1 is a schematic structural diagram of a novel deflection balancing device for a roller body according to an embodiment of the present invention.

Fig. 2 is a schematic structural diagram of the anti-loosening mechanism provided in the embodiment of the present invention.

Fig. 3 is a schematic structural diagram of a mounting mechanism for a novel deflection balancing device according to an embodiment of the present invention.

Fig. 4 is a schematic view of an installation state of the novel deflection balancing device for the roller body provided by the embodiment of the invention.

Reference numerals: 1-installing a shell; 11-snap ring; 12-a jack; 13-a fixed ring; 14-anti-loosening holes; 2-a support assembly; 3-a balancing weight; 4-screw rod; 5, abutting the joint plate; 6-adjusting the gear; 61-driven bevel gear; 62-rotating the inner ring; 7-a top pillar; 8-a spring; 9-a limit pin; 10-a roller body; 20-fixing the cylinder; 21-a mandrel; 22-drive bevel gear; 23-positioning the shaft; 24-inserting rod.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the embodiments of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience in describing the embodiments of the present invention and simplifying the description, but do not indicate or imply that the referred devices or elements must have specific orientations, be configured in specific orientations, and operate, and thus, should not be construed as limiting the present invention. The terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. Furthermore, the terms "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. Specific meanings of the above terms in the embodiments of the present invention can be understood by those of ordinary skill in the art according to specific situations.

As shown in fig. 1 to 4, the novel deflection balancing device for a roller body according to an embodiment of the present invention includes a mounting housing 1, a supporting assembly 2, and a weight block 3.

The mounting shell 1 is of a cubic structure with an opening at one end, and a clamping ring 11 is arranged on the bottom surface inside the mounting shell 1. The end face of the open end of the mounting shell 1 is provided with a jack 12, and the clamping ring 11 and the jack 12 are coaxially arranged.

The number of the support assemblies 2 is four, and the four support assemblies 2 are uniformly distributed in the circumferential direction of the mounting shell 1. The support assembly 2 comprises a screw 4, an abutment plate 5, and an adjustment gear 6.

The adjusting gear 6 comprises a driven bevel gear 61 and a rotating inner ring 62 fixed on one side of the driven bevel gear 61, the rotating inner ring 62 is clamped in a fixing ring 13 on the side wall of the mounting shell 1, and the rotating inner ring 62 is rotationally connected with the fixing ring 13.

One end of the screw rod 4 is screwed into the threaded hole in the adjusting gear 6 and then is rotatably connected to the abutting plate 5. The counterweight 3 is mounted on the abutting plate 5 of one of the supporting components 2.

It should be noted that the mounting housing 1 is a square housing with an opening at one end, the mounting housing 1 is used for mounting the supporting component 2 and the counterweight 3, and the mounting housing 1 may also adopt a cylindrical structure with an opening at one end. The deflection balance purpose of the invention can be realized by more than three groups of supporting components 2. The four groups of the supporting components 2 have higher stability and are convenient to install.

The clamping ring 11 is used for being matched with an installation mechanism of the balancing device to realize rotation of the adjusting gear 6, and after the jack 12 is matched and installed with the installation mechanism of the balancing device, the installation shell 1 can be relatively fixed, and normal rotation of the adjusting gear 6 is guaranteed.

The four groups of support assemblies 2 are respectively arranged on four side surfaces of the installation shell 1, and the axes of the screw rods 4 of the four groups of support assemblies 2 are positioned in the same plane. The rotating inner ring 62 and the fixing ring 13 can be connected through a bearing, and a sleeved connection mode can be directly adopted, so that the cost of the sleeved connection mode is lower.

When the adjusting gear 6 rotates on the fixing ring 13, the screw rod 4 can be driven to move along the axial direction of the screw rod 4, so that the abutting plate 5 can move to the outer side of the mounting shell 1 through the screw rod 4.

The amount of deflection of roll body 10 when balancing weight 3 is used for the balanced rotation, balancing weight 3 can adopt the metal block body, for example stainless steel piece, and 3 joints of balancing weight are in the tip of screw rod 4, and after screw rod 4 and 5 connections of butt board, balancing weight 3 can fixed mounting between screw rod 4 and butt board 5.

The balance device is arranged in the roller body 10, when the roller body 10 rotates, the counterweight 3 applies an outward force to the roller body 10 under the action of the centripetal force of the counterweight, and further the roller body 10 keeps balance when rotating.

As shown in fig. 1 and fig. 2, in the present embodiment, the locking device further includes a locking mechanism disposed on a side wall of the mounting housing 1, and the locking mechanism includes a top pillar 7, a spring 8, and a limit pin 9.

The lateral wall of installation casing 1 is provided with anti-loosening hole 14, anti-loosening hole 14 passes fixed ring 13, fore-set 7 is located in anti-loosening hole 14, the fore-set 7 with the axis of anti-loosening hole 14 with the looks of screw rod 4 is perpendicular.

The spring 8 set up in the rear end of fore-set 7 with between the hole bottom of anti-loosening hole 14, the one end of spacer pin 9 is followed the inner wall of installation casing 1 penetrates in the anti-loosening hole 14, spacer pin 9 with the axis of anti-loosening hole 14 is perpendicular, spacer pin 9 with the preceding terminal surface butt of fore-set 7, the rear end of spacer pin 9 is provided with first pull ring.

Before the balance device is installed, the loosening mechanism is in an initial state, that is, the limit pin 9 abuts against the front end face of the top column 7, and the spring 8 is in a compressed state. After the balancing device is installed in place, the limiting pin 9 is separated from the side wall of the installation shell 1 by pulling the first pull ring, the ejection column 7 moves towards the screw rod 4 under the action of the spring 8, finally, the ejection column 7 is abutted against the side wall of the screw rod 4, and a certain friction force exists between the end part of the ejection column 7 and the screw rod 4, so that the screw rod 4 and the adjusting gear 6 can be prevented from rotating relatively.

As shown in fig. 3 and 4, the embodiment of the present invention further provides a mounting mechanism for the novel deflection balancing device, which is used for mounting the novel deflection balancing device for a roller body in the interior of the roller body 10. The mounting mechanism for the novel deflection balancing device comprises a fixed cylinder body 20, a mandrel 21 arranged in the fixed cylinder body 20, a driving bevel gear 22, a positioning shaft 23 and an inserted rod 24.

The mandrel 21 is rotatably connected with the fixed cylinder 20, the front end of the mandrel 21 extends out of the fixed cylinder 20 and then is connected with the rear end of the drive bevel gear 22, the positioning shaft 23 is rotatably connected with the front end of the drive bevel gear 22, and the axes of the positioning shaft 23, the drive bevel gear 22 and the mandrel 21 are overlapped.

The inserted bar 24 is mounted on the side wall of the fixed cylinder 20 through a connecting rod, and the inserted bar 24 is parallel to the axis of the mandrel 21.

It should be noted that, the spindle 21 and the fixed cylinder 20 may be rotatably connected through a bearing, and two ends of the spindle 21 respectively extend out of two ends of the fixed cylinder 20. Since the spindle 21 and the fixed cylinder 20 can rotate relative to each other, the drive bevel gear 22 can be rotated by rotating the spindle 21 after the position of the fixed cylinder 20 is fixed. The rear end of the rotary spindle 21 may be provided with a rotary force applying member, such as a rotary handle.

The inserting rod 24 is inserted into the inserting hole 12, the end part of the positioning shaft 23 is inserted into the clamping ring 11, and after the driving bevel gear 22 is engaged with the driven bevel gears 61 of the four groups of supporting components 2, the driving bevel gear 22 can be driven to rotate through the rotating mandrel 21, so that the driven bevel gears 61 rotate, and the purpose of driving the screw rod 4 to rotate is achieved.

In this embodiment, the front end of the fixed cylinder 20 is provided with a second pull ring.

It should be noted that the second pull ring is used for cooperating with the first pull ring, and after the installation mechanism for the novel deflection balancing device and the novel deflection balancing device for the roller body are assembled, the second pull ring is connected with the first pull ring through a rope.

As shown in fig. 1 to 4, the embodiment of the present invention further provides a method for installing a novel deflection balancing device for a roller body, which is an operation step of installing the balancing device in the roller body 10 through a mounting mechanism of the balancing device, and the method specifically includes the following steps:

step one, a shaft head at one end of the roller body 10 is detached, and then the roller body 10 is fixedly installed. The invention is suitable for the roller body 10 with a hollow structure in the roller body 10, and the balance state of the roller body 10 during rotation is realized by adding the balance device in the roller body 10.

And step two, measuring the deflection of the roller body 10, and determining the weight and the installation position of the balancing weight 3. After the balancing device is installed in place, the deflection of the roller body 10 is measured again, and the deflection of the roller body 10 is guaranteed to be corrected.

And step three, mounting the balancing weight 3 on the abutting plate 5 of one of the supporting assemblies 2.

Can set up the rubber pad between the inner wall of butt joint board 5 and roll body 10, the rubber pad can avoid butt joint board 5 with the 10 inner walls fish tail of roll body, after compressing rubber pad simultaneously, the rubber pad plays the effect similar to the 8 packing rings of spring, and then makes the difficult not hard up of screw rod 4.

Assembling the installation mechanism for the novel deflection balancing device and the novel deflection balancing device for the roller body, inserting the inserted link 24 into the insertion hole 12, inserting the end part of the positioning shaft 23 into the clamping ring 11, and enabling the driving bevel gear 22 to be engaged with the four driven bevel gears 61 of the support component 2.

To prevent the plunger 24 from being removed from the socket 12, a locking mechanism may be used on the plunger 24, and the locking mechanism may be a stepper motor installed in the plunger 24. Be provided with the joint piece on step motor's the output shaft, can make the joint piece joint in the cell body of jack 12 inner wall through rotatory joint piece to make inserted bar 24 and jack 12 relatively fixed, step motor's control end can set up in the rear end of fixed barrel 20. Rotation of the tab again moves the tab out of the slot, at which point the stem 24 and the receptacle 12 can be separated.

The locking mechanism can also adopt a simpler structure, for example, the following structure is adopted: after the end of the inserting rod 24 is inserted into the inserting hole 12, the fixing cylinder 20 is rotated to enable the convex block at the end of the inserting rod 24 to be clamped in the groove body on one side of the bottom of the inserting hole 12, so that the inserting rod 24 is prevented from moving along the axial direction of the inserting rod, wherein the rotating direction of the fixing cylinder 20 is opposite to the rotating direction of the mandrel 21 when the mandrel 21 drives the driving bevel gear 22, and therefore the problem that the convex block at the end of the inserting rod 24 is moved out of the groove body when the mandrel 21 rotates is solved.

In this embodiment, the third step further includes a step of connecting the first pull ring and the second pull ring by a pull rope.

And step four, pushing the novel deflection balancing device for the roller body to a set position in the roller body 10 by using the fixing barrel body 20, and fixing the fixing barrel body 20 through the fixing device.

And step five, rotating the mandrel 21, wherein the mandrel 21 drives the driving bevel gear 22 to rotate, the driving bevel gear 22 drives the driven bevel gear 61 to rotate, and the screw rod 4 drives the abutting plate 5 to be close to the inner wall of the roller body 10 under the action of the adjusting gear 6.

And step six, after the abutting plate 5 abuts against the inner wall of the roller body 10, the mounting mechanism for the novel deflection balancing device is pulled outwards, so that the inserted rod 24 is withdrawn from the insertion hole 12, and the end part of the positioning shaft 23 is withdrawn from the clamping ring 11.

In this embodiment, the sixth step further includes a step in which the fixed cylinder 20 drives the first pull ring to move through the pull rope, the first pull ring pulls the limit pin 9 out of the inner wall of the installation housing 1, the top pillar 7 moves in the direction of the screw rod 4 under the action of the spring 8, and then the end of the top pillar 7 abuts against the side wall of the screw rod 4.

And then installing the shaft head of the roller body 10, thereby completing the installation of the balancing device.

The embodiments in the present specification are described in a progressive manner, and the same or similar parts among the embodiments may be referred to each other, and each embodiment focuses on the differences from the other embodiments.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and all simple modifications, changes and equivalent structural changes made to the above embodiment according to the technical spirit of the present invention still fall within the protection scope of the technical solution of the present invention.