1. The utility model provides a high safe formula vertical processing digit control machine tool, includes frame, replacement structure and mounting structure, its characterized in that:

the utility model discloses a tool bit, including frame, drive head, frame, rolling groove, drive head, replacement structure, drive head rear end face, the rolling groove has been seted up to the frame rear end face, installs the drive axle in the rolling groove, installs in the frame to rotate to peg graft and have the drive head, and the fixedly connected with of drive head below makes things convenient for the replacement structure of changing the tool bit, and the terminal surface is equipped with multiple tool bit frame under the replacement structure, drives first side-mounting and has the mounting structure fixed with the tool bit.

2. The high-safety vertical processing numerical control machine tool according to claim 1, characterized in that: the driving shaft is movably matched with the rolling groove, a conical gear is installed at the front end of the driving shaft, the conical gear is fixedly connected above the driving head, and a square bevel gear on the driving head is matched with a bevel gear at the front end of the driving shaft.

3. The high-safety vertical processing numerical control machine tool according to claim 1, characterized in that: the mounting structure includes the sealed tube, installs sealed axle in the sealed tube, and the terminal surface rotates to peg graft under the frame inboard has hollow section of thick bamboo, and hollow section of thick bamboo up end fixedly connected with meshing gear, terminal surface circumference array has seted up and has stretched out the hole under the hollow section of thick bamboo is inboard, and the terminal surface is installed to the terminal surface under the hollow section of thick bamboo inboard and is stretched out the structure.

4. The high-safety vertical processing numerical control machine tool according to claim 3, characterized in that: the sealed tube is hollow cylinder structure, and the sealed axle is that the tangent plane is the annular structure of T font, and the sealed tube is sliding fit and sealed with the sealed axle, and hollow section of thick bamboo is the annular structure that the tangent plane is the L type, and hollow section of thick bamboo internal diameter is less than the minimum diameter of sealed axle, sealed axle and hollow section of thick bamboo sliding fit, meshing gear and drive axle cooperation, and it is the arc cuboid structure to stretch out the hole.

5. The high-safety vertical processing numerical control machine tool according to claim 3, characterized in that: the extension structure comprises an extension block, the extension block is in sliding fit with the extension hole, a sliding groove is formed in the circumferential array of the lower end face of the hollow cylinder, a sliding block is installed in the sliding groove and is fixedly connected with the extension block, the sliding block is in sliding fit with the sliding groove, and a spring is arranged on the front end face of the sliding block.

6. The high-safety vertical processing numerical control machine tool according to claim 1, characterized in that: the replacement structure comprises a sleeve, an electromagnet is installed on the inner side of the sleeve, a lifting shaft is installed in the sleeve, a hanging cylinder is installed in the lifting shaft, an elastic cylinder is arranged at the center of the hanging cylinder, and a positioning shaft is inserted in the center of the elastic cylinder.

7. The high-safety vertical processing numerical control machine tool according to claim 6, characterized in that: the lifting shaft is of a hollow cylindrical structure with a cut face in an L shape, the lifting shaft penetrates through the cut face of the sleeve, a magnet is installed on the upper end face of the lifting shaft, the lifting shaft is in sliding fit with the sleeve, the lifting shaft is fixedly connected with various tool bit frames, the hanging cylinder is of a hollow cylindrical structure with a cut face in an inverted L shape, a spring is installed in the hanging cylinder, the elastic cylinder is of an annular structure with a cut face in an inverted L shape, the elastic cylinder is in sliding fit with the hanging cylinder, the elastic cylinder penetrates through the cut face of the hanging cylinder, the elastic cylinder is fixedly connected with various tool bit frames, a cross hole is formed in the center of the elastic cylinder, the positioning shaft is fixedly connected with the driving head, a cross block is fixedly connected to the lower end face of the positioning shaft, and the cross block is in sliding fit with the cross hole on the lower end face of the positioning shaft.

8. The high-safety vertical processing numerical control machine tool according to claim 1, characterized in that: the multiple tool bit frames comprise petal frames, mounting holes are formed in the petal frames in a circumferential array mode, mounting tool bits are mounted in the mounting holes, and fixing openings are formed in the mounting tool bits.

9. The high-safety vertical processing numerical control machine tool according to claim 8, characterized in that: petal frame and lift axle fixed connection, petal frame and elastic cylinder fixed connection, mounting hole and installation tool bit normal running fit, the slot has been seted up to installation tool bit up end, installation tool bit up end slot and hollow section of thick bamboo sliding fit, and fixed mouthful is located the slot side, fixed mouthful position with stretch out the hole position one-to-one, fixed mouthful with stretch out the piece cooperation.

Background

The numerical control machine tool is a short name of a digital control machine tool (Computer numerical control machine tools), and is an automatic machine tool provided with a program control system. Compared with the traditional machine tool, the numerical control machine tool has the following characteristics; 1. the high-flexibility numerical control machine tool has the advantages that the high-flexibility numerical control machine tool is used for machining parts, the machining procedures are mainly determined, and different from a common machine tool, the high-flexibility numerical control machine tool does not need to be manufactured, a plurality of molds and clamps do not need to be replaced, and the machine tool does not need to be frequently readjusted. Therefore, the numerical control machine tool is suitable for occasions where machined parts are frequently replaced, namely, the numerical control machine tool is suitable for production of single-piece products and small-batch products and development of new products, so that the production preparation period is shortened, and the cost of a large amount of process equipment is saved. 2. The machining precision of the numerical control machine tool is high, the machining precision of the numerical control machine tool can reach 0.05-0.1 mm generally, the numerical control machine tool is controlled according to a digital signal form, each time the numerical control device outputs a pulse signal, a moving part of the machine tool moves by a pulse equivalent (generally 0.001 mm), and the reverse clearance of a feeding transmission chain of the machine tool and the average error of the screw pitch of a screw rod can be subjected to curve compensation by the numerical control device, so the positioning precision of the numerical control machine tool is higher, the use of the numerical control machine tool in the prior art causes the replacement of a tool bit to be troublesome, and the working efficiency is influenced; therefore, the invention provides a high-safety vertical machining numerical control machine tool to solve the problems.

Disclosure of Invention

The invention aims to provide a high-safety vertical machining numerical control machine tool to solve the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a high safe formula vertical machining digit control machine tool, includes frame, replacement structure and mounting structure, the slot rolling has been seted up to frame rear end face, installs the drive axle in the slot rolling, installs in the frame and rotates the grafting and have the drive head, and the replacement structure of the convenient tool bit of changing of drive head below fixedly connected with drives head, and the terminal surface is equipped with multiple tool bit frame under the replacement structure, drives first side-mounting and has the mounting structure fixed with the tool bit.

Preferably, the driving shaft is movably matched with the rolling groove, a conical gear is installed at the front end of the driving shaft, a conical gear is fixedly connected above the driving head, and a square conical gear on the driving head is matched with a conical gear at the front end of the driving shaft.

Preferably, the mounting structure includes the sealed tube, installs sealed axle in the sealed tube, and the terminal surface rotates to peg graft under the frame inboard has hollow section of thick bamboo, and hollow section of thick bamboo up end fixedly connected with meshing gear, lower terminal surface circumference array has seted up and has stretched out the hole in the hollow section of thick bamboo, and the terminal surface is installed to the inboard lower terminal surface of hollow section of thick bamboo and is stretched out the structure.

Preferably, the sealed tube is hollow cylinder structure, and the sealed axle is that the tangent plane is the annular structure of T font, and the sealed tube is sliding fit and sealed with sealed axle, and hollow section of thick bamboo is that the tangent plane is the annular structure of L type, and hollow section of thick bamboo internal diameter is less than the minimum diameter of sealed axle, sealed axle and hollow section of thick bamboo sliding fit, meshing gear and the cooperation of drive axle, and it is the arc cuboid structure to stretch out the hole.

Preferably, the extending structure comprises an extending block, the extending block is in sliding fit with the extending hole, a sliding groove is formed in the circumferential array of the lower end face of the hollow cylinder, a sliding block is installed in the sliding groove and is fixedly connected with the extending block, the sliding block is in sliding fit with the sliding groove, and a spring is arranged on the front end face of the sliding block.

Preferably, the replacement structure comprises a sleeve, an electromagnet is installed on the inner side of the sleeve, a lifting shaft is installed in the sleeve, a hanging cylinder is installed in the lifting shaft, an elastic cylinder is arranged at the center of the hanging cylinder, and a positioning shaft is inserted in the center of the elastic cylinder.

Preferably, the sleeve is a hollow cylinder structure with a lower end face provided with a hole, the sleeve is fixedly connected with the frame, the electromagnet is fixedly connected with the lower end face of the frame, the lifting shaft is an annular structure with a cross section in an L shape, the lifting shaft penetrates through the hole in the lower end face of the sleeve, the magnet is installed on the upper end face of the lifting shaft, the lifting shaft is in sliding fit with the sleeve, the lifting shaft is fixedly connected with various tool bit frames, the hanging cylinder is a hollow cylinder structure with a lower end face provided with a hole, the hanging cylinder is in sliding fit with the lifting shaft, a spring is installed in the hanging cylinder, the elastic cylinder is an annular structure with an inverted L-shaped cross section, the elastic cylinder is in sliding fit with the hanging cylinder, the elastic cylinder penetrates through the hole in the lower end face of the hanging cylinder, the elastic cylinder is fixedly connected with various tool bit frames, a cross hole is formed in the center of the elastic cylinder, the positioning shaft is fixedly connected with the driving head, a cross block is fixedly connected with the lower end face of the positioning shaft, and the cross block is in sliding fit with the cross hole in the lower end face of the positioning shaft.

Preferably, the multiple tool bit frames comprise petal frames, mounting holes are formed in the petal frames in a circumferential array mode, mounting tool bits are mounted in the mounting holes, and fixing openings are formed in the mounting tool bits.

Preferably, petal frame and lift axle fixed connection, petal frame and elastic cylinder fixed connection, mounting hole and installation tool bit normal running fit, the slot has been seted up to installation tool bit up end, installation tool bit up end slot and hollow section of thick bamboo sliding fit, and fixed mouthful is located the slot side, fixed mouthful and the cooperation of piece that stretches out.

Compared with the prior art, the invention has the beneficial effects that:

1. the invention provides a high-safety vertical machining numerical control machine tool for carrying out structural optimization on a traditional vertical machining numerical control machine tool, wherein a driving shaft slides in a rolling groove to be meshed with a driving head, so that the driving shaft drives the driving head to rotate, and the driving head drives a positioning shaft to rotate;

2. the invention provides a high-safety vertical machining numerical control machine tool, which is used for carrying out structural optimization on a traditional vertical machining numerical control machine tool, starting a hydraulic pump, pressing a sealing shaft downwards, enabling an extending block to move outwards under pressure and be clamped in a fixing port due to the fact that a sliding block slides in a sliding groove, fixing a mounting tool bit and a hollow cylinder, driving the hollow cylinder to rotate by meshing a driving shaft and a meshing gear, realizing rotation of the mounting tool bit and realizing quick replacement of the tool bit.

Drawings

FIG. 1 is a schematic structural view of a high-safety vertical machining numerical control machine tool of the present invention;

FIG. 2 is a schematic view of the structure of the high-safety vertical machining numerical control machine tool of the present invention;

FIG. 3 is an enlarged view of the structure at A in FIG. 2;

FIG. 4 is an enlarged view of the structure at B in FIG. 2;

fig. 5 is an enlarged view of the structure at C in fig. 2.

In the figure: 1. a frame; 2. rolling a groove; 3. driving a shaft; 4. a mounting structure; 41. a sealing tube; 42. a seal shaft; 43. a meshing gear; 44. a hollow cylinder; 45. an outlet hole; 46. a protruding structure; 461. a protruding block; 462. a chute; 463. a slider; 5. a driving head; 6. an alternate configuration; 61. a sleeve; 62. positioning the shaft; 63. a lifting shaft; 64. an electromagnet; 65. a hanging cylinder; 66. an elastic cylinder; 7. a plurality of head frames; 71. a petal rack; 72. mounting holes; 73. mounting a cutter head; 74. and (4) fixing the port.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below. The embodiments of the present invention, and all other embodiments obtained by a person of ordinary skill in the art without any inventive work, belong to the scope of protection of the present invention.

Referring to fig. 1 to 5, the present invention provides a technical solution: the utility model provides a high safe formula vertical processing digit control machine tool, includes frame 1, replacement structure 6 and mounting structure 4, and the slot rolling 2 has been seted up to 1 rear end face of frame, installs in the slot rolling 2 and drives axle 3, installs in the frame 1 and rotates the grafting and have drive head 5, drives the replacement structure 6 that 5 below fixedly connected with of head conveniently changed the tool bit, and the terminal surface is equipped with multiple tool bit frame 7 under the replacement structure 6, drives 5 side-mounting of head and has 4 with the fixed mounting structure of tool bit.

Drive axle 3 and slot rolling 2 clearance fit, realize that drive axle 3 can be around the horizontal slip in slot rolling 2, realize drive axle 3 successively with drive head 5 through removing drive axle 3, meshing gear 43 meshes, the accurate transmission of power can be realized to the effect of gear engagement, drive the change of realizing installing tool bit 73 in the device with this, conical gear is installed to 3 front ends of drive axle, drive the fixedly connected with conical gear in head 5 top, drive the cooperation of conical gear and the 3 front end bevel gear of drive axle in head 5 top, realize driving axle 3 and drive the rotation of head 5, drive location axle 62 and the rotation of multiple tool bit frame 7 with this.

Mounting structure 4 includes sealed tube 41, installs sealed axle 42 in the sealed tube 41, and frame 1 inboard lower terminal surface rotates to peg graft has hollow section of thick bamboo 44, and hollow section of thick bamboo 44 up end fixedly connected with meshing gear 43, lower terminal surface side circumference array has seted up and has stretched out hole 45 in the hollow section of thick bamboo 44, and the inboard lower terminal surface of hollow section of thick bamboo 44 is installed and is stretched out structure 46.

The sealing tube 41 is a hollow cylinder structure, the sealing shaft 42 is an annular structure with a T-shaped section, the sealing tube 41 and the sealing shaft 42 are in sliding fit and sealing, the sealing shaft 42 slides and seals in the sealing tube 41, the lifting of the sealing shaft 42 is adjusted by a hydraulic pump conveniently, the hollow cylinder 44 is an annular structure with an L-shaped section, the inner diameter of the hollow cylinder 44 is smaller than the minimum diameter of the sealing shaft 42, so that the sealing shaft 42 slides in the hollow cylinder 44, the sealing shaft 42 and the hollow cylinder 44 are both in a cylinder structure, the sealing shaft 42 and the hollow cylinder 44 are in sliding fit, the sealing shaft 42 slides in the hollow cylinder 44, the meshing gear 43 is matched with the driving shaft 3, the meshing gear 43 is meshed with a circular bevel gear at the front end of the driving shaft 3 and can drive the meshing gear 43 to rotate, the extending hole 45 is in an arc cuboid structure, the positions of the extending holes 45 correspond to the positions of the fixing holes 74 one by one, the convenient extension block 461 can be inserted into the fixing port 74 through the extension hole 45.

Extending structure 46 is including stretching out piece 461, stretch out piece 461 and stretch out 45 sliding fit in hole, realize stretching out piece 461 and slide along stretching out 45 inner walls in the hole, spout 462 has been seted up to terminal surface circumference array under hollow cylinder 44, install slider 463 in the spout 462, slider 463 and stretch out piece 461 fixed connection, make things convenient for slider 463 to drive and stretch out piece 461 and slide, slider 463 and spout 462 sliding fit, it stretches out piece 461 and slides to realize slider 463 to drive in spout 462, the slider 463 front end face is equipped with the spring, because slider 463 blocks the spring and can not pop out from spout 462, the spring can help the device to recover, realize the dismouting of device.

The replacement structure 6 comprises a sleeve 61, an electromagnet 64 is installed on the inner side of the sleeve 61, the electromagnet 64 is fixedly connected with a bolt on the lower end face of the frame 1, a lifting shaft 63 is installed in the sleeve 61, a lifting cylinder 65 is installed in the lifting shaft 63, an elastic cylinder 66 is arranged in the center of the lifting cylinder 65, and a positioning shaft 62 is inserted in the center of the elastic cylinder 66.

The sleeve 61 is a hollow cylinder structure with a hole on the lower end surface, the sleeve 61 is fixedly connected with the frame 1, the electromagnet 64 is fixedly connected with the lower end surface of the frame 1, the lifting shaft 63 is an annular structure with an L-shaped section, the lifting shaft 63 penetrates through the hole on the lower end surface of the sleeve 61, the upper end surface of the lifting shaft 63 is fixedly connected with the magnet through a bolt, the lifting shaft 63 is electrified to adsorb through the electromagnet 64 to drive the multiple tool bit holders 7 to ascend, the lifting shaft 63 is in sliding fit with the sleeve 61, the lifting shaft 63 slides in the sleeve 61, the lifting shaft 63 is fixedly connected with the multiple tool bit holders 7, the lifting shaft 63 drives the multiple tool bit holders 7 to ascend and descend, the hanging cylinder 65 is a hollow cylinder structure with a hole formed in the lower end face, the hanging cylinder 65 is in sliding fit with the lifting shaft 63, the hanging cylinder 65 can be in interference fit with the lifting shaft 63, tightness of fit between the hanging cylinder 65 and the lifting shaft 63 can be improved, and stability of the whole device is improved more closely.

The lifting cylinder 65 can slide in the lifting shaft 63, the lifting cylinder 65 can slide along with the lifting shaft 63 without influencing the sliding of the lifting shaft 63 when the lifting shaft 63 slides, a spring is arranged in the lifting cylinder 65, the elastic cylinder 66 is of an annular structure with an inverted L-shaped section, the elastic cylinder 66 is in sliding fit with the lifting cylinder 65, the sliding of the elastic cylinder 66 in the lifting cylinder 65 is not influenced, the sliding of the lifting shaft 63 is not influenced, the elastic cylinder 66 penetrates through a hole on the lower end face of the lifting cylinder 65, the elastic cylinder 66 is fixedly connected with various cutter head frames 7, the elastic cylinder 66 drives various cutter head frames 7 to rotate, as the shapes of the sleeve 61, the lifting shaft 63, the lifting cylinder 65 and the elastic cylinder 66 cannot influence each other to rotate, the elastic cylinder 66 only drives various cutter head frames 7 to rotate, a cross hole is formed in the center of the elastic cylinder 66, the positioning shaft 62 is fixedly connected with the driving head 5, a cross block is fixedly connected with the lower end face of the positioning shaft 62, and the cross block on the lower end face of the positioning shaft 62 is in sliding fit with the cross hole, relative non-rotation is achieved while the positioning shaft 62 slides within the elastomeric sleeve 66.

The multiple cutter head frame 7 comprises a petal frame 71, mounting holes 72 are formed in the petal frame 71 in a circumferential array mode, mounting cutter heads 73 are mounted in the mounting holes 72, and fixing openings 74 are formed in the mounting cutter heads 73.

The petal frame 71 is fixedly connected with the lifting shaft 63, the lifting shaft 63 drives the petal frame 71 to move up and down, the petal frame 71 is fixedly connected with the elastic tube 66, the elastic tube 66 drives the petal frame 71 to rotate, the mounting hole 72 is in rotating fit with the mounting cutter head 73, the mounting cutter head 73 rotates in the mounting hole 72, the mounting cutter head 73 is convenient to rotate and construct after being fixed, the upper end face of the mounting cutter head 73 is provided with a slot, the slot at the upper end face of the mounting cutter head 73 is in sliding fit with the hollow tube 44, the hollow tube 44 is inserted into the slot at the upper end face of the mounting cutter head 73, the fixing port 74 is positioned on the side face of the slot, the position of the fixing port 74 corresponds to the position of the extending hole 45, and the fixing port 74 is matched with the extending block 461, the device is fixed by pressing the protrusion block 461 to protrude out of the protrusion hole 45 and insert into the fixing hole 74, at this time, the sleeve 61 is driven by the driving shaft 3 to rotate, and the sleeve 61 drives the installation bit 73 in the petal frame 71 to rotate.

The working principle is as follows: when the device works, the sealing tube 41 is externally connected with a hydraulic pump, the electromagnet 64 is externally connected with a power supply, the rear end face of the driving shaft 3 is connected with a motor, the driving shaft 3 slides in the rolling groove 2, so that the driving shaft is meshed with the driving head 5, the driving shaft 3 is driven to drive the driving head 5 to rotate, the driving head 5 drives the positioning shaft 62 to rotate, as the positioning shaft 62 is inserted on the elastic tube 66, the petal frame 71 fixedly connected with the elastic tube 66 is driven to rotate, the installation cutter head 73 is switched, the installation cutter head 73 to be used is arranged below the hollow tube 44, then the electromagnet 64 is started, the lifting shaft 63 and the petal frame 71 are upwards adsorbed by magnetic force, at the moment, the hollow tube 44 is inserted into the upper end face slot of the installation cutter head 73, at the moment, the hydraulic pump is started to press the sealing shaft 42 downwards, as the sliding block 463 slides in the sliding groove 462, the extending block 461 is pressed outwards and clamped in the fixing hole 74, the installation cutter head 73 is fixed with the hollow tube 44, the rotation of the mounting bit 73 is achieved by engaging the carrier shaft 3 with the engagement gear 43 to rotate the hollow cylinder 44.

In conclusion, the technical scheme of the invention aims to realize the quick replacement of the cutter head through reasonable structural design, and has the advantages of simple operation and convenient use in actual work. Through optimizing the position of the installation tool bit 73 of the vertical machining numerical control machine tool, meshing transmission between the driving shaft 3 and the meshing gear 5 can be realized, further, rotation of the hollow cylinder 44 is realized, rotation of the installation tool bit 73 is realized, and the tool bit is rapidly replaced.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.