1. A mold temperature machine, comprising: the device comprises a heater, an auxiliary water tank, a mould water inlet pipeline, a mould water outlet pipeline, a cooling pipeline and a water supplementing pipeline;

the die water inlet pipeline comprises a temperature sensing meter connected with one end of the heater close to the external die in series, and a pump connected with one end of the heater far away from the die in series, wherein the pump is also connected with the auxiliary water tank;

two ends of the mold water outlet pipeline are respectively connected with the auxiliary water tank and the mold;

the water replenishing pipeline comprises a first water replenishing pipeline and a second water replenishing pipeline, the first water replenishing pipeline comprises a water replenishing port, a low-pressure switch and a first one-way valve, the first one-way valve is connected with the auxiliary water tank, the second water replenishing pipeline comprises a plunger pump and a second one-way valve, the plunger pump is connected between the low-pressure switch and the first one-way valve, and the second one-way valve is connected with the auxiliary water tank;

the cooling pipeline comprises a cooling electromagnetic valve, a plate heat exchanger and a water supplementing electromagnetic valve, the plate heat exchanger comprises a cooling water path and a to-be-cooled water path, one end of the cooling water path is connected with the water supplementing electromagnetic valve, the water supplementing electromagnetic valve is connected into the low-pressure switch and the first one-way valve, one end of the cooling water path is connected with the outside through the first pipeline, one end of the to-be-cooled water path is connected with the cooling electromagnetic valve, and one end of the to-be-cooled water path is connected into the auxiliary water tank and the mold.

2. The mold temperature machine of claim 1, wherein the heater is provided with an over-temperature protector and a high-pressure switch.

3. The mold temperature machine according to claim 1, wherein a safety valve is further provided on the heater, and the safety valve is connected to the outside through the first pipe.

4. The die temperature machine according to claim 1, wherein a pressure gauge is further disposed between the temperature sensor and the die in the die water inlet line.

5. The mold temperature controller of claim 4, further comprising a bypass structure, wherein one end of the bypass structure is connected between the pressure gauge and the mold, and the other end of the bypass structure is connected between the auxiliary water tank and the mold.

6. The mold temperature controller according to claim 1, wherein an exhaust solenoid valve is further disposed on the auxiliary water tank, and the exhaust solenoid valve is connected to the first pipeline.

7. The mold temperature machine of claim 1, wherein a liquid level probe is disposed on the auxiliary water tank.

8. The mold temperature machine according to any one of claims 1 to 7, wherein a filter is further provided before the water replenishing port.

9. The die warmer of claim 8, wherein the die water inlet line is provided with a first ball valve adjacent to an end of the die, and the die water outlet line is provided with a second ball valve adjacent to an end of the die.

Background

The rubber, plastics and other products need advanced heat treatment when the shaping after the mould carries out the shaping, consequently current moulds that are used for producing these rubber, plastics and other products are all furnished with firing equipment, and firing equipment selects the water temperature formula high temperature machine more and heats when using, and the highest temperature of heating of the formula high temperature mould temperature machine is about 110 degrees, can't satisfy the high temperature of customer's demand.

Disclosure of Invention

In view of the above problems in the prior art, it is an object of the present invention to provide a mold temperature controller capable of providing a high temperature.

The specific technical scheme is as follows:

a mold temperature controller mainly comprises: the device comprises a heater, an auxiliary water tank, a mould water inlet pipeline, a mould water outlet pipeline, a cooling pipeline and a water supplementing pipeline;

the die water inlet pipeline comprises a temperature sensing meter connected with one end of the heater close to the external die in series, and a pump connected with one end of the heater far away from the die in series, wherein the pump is also connected with the auxiliary water tank;

two ends of the mold water outlet pipeline are respectively connected with the auxiliary water tank and the mold;

the water replenishing pipeline comprises a first water replenishing pipeline and a second water replenishing pipeline, the first water replenishing pipeline comprises a water replenishing port, a low-pressure switch and a first one-way valve, the first one-way valve is connected with the auxiliary water tank, the second water replenishing pipeline comprises a plunger pump and a second one-way valve, the plunger pump is connected between the low-pressure switch and the first one-way valve, and the second one-way valve is connected with the auxiliary water tank;

the cooling pipeline comprises a cooling electromagnetic valve, a plate heat exchanger and a water supplementing electromagnetic valve, the plate heat exchanger comprises a cooling water path and a to-be-cooled water path, one end of the cooling water path is connected with the water supplementing electromagnetic valve, the water supplementing electromagnetic valve is connected into the low-pressure switch and the first one-way valve, one end of the cooling water path is connected with the outside through the first pipeline, one end of the to-be-cooled water path is connected with the cooling electromagnetic valve, and one end of the to-be-cooled water path is connected into the auxiliary water tank and the mold.

In the mold temperature controller, the heater is further characterized in that the heater is provided with an overtemperature protector and a high-pressure switch.

In the mold temperature controller, the heater is further provided with a safety valve, and the safety valve is connected to the outside through the first pipeline.

In the above mold temperature controller, a pressure gauge is further disposed between the temperature sensor and the mold in the mold water inlet pipeline.

The mold temperature controller is characterized by further comprising a bypass structure, wherein one end of the bypass structure is connected between the pressure gauge and the mold, and the other end of the bypass structure is connected between the auxiliary water tank and the mold.

In the mold temperature controller, the auxiliary water tank is further provided with an exhaust solenoid valve, and the exhaust solenoid valve is connected to the first pipeline.

In the mold temperature controller, the liquid level probe is arranged on the auxiliary water tank.

In the mold temperature controller described above, the filter is further provided in front of the water replenishment port.

In the mold temperature controller, the mold temperature controller is further characterized in that a first ball valve is arranged at one end of the mold water inlet pipeline, which is adjacent to the mold, and a second ball valve is arranged at one end of the mold water outlet pipeline, which is adjacent to the mold.

The positive effects of the technical scheme are as follows:

according to the die temperature controller provided by the invention, the water entering the heater is pressurized by the plunger pump and then heated, so that the temperature of the water can reach a higher temperature, such as 180 ℃, the requirement of a customer is met, and the die temperature controller is simple in structure and low in cost.

Drawings

FIG. 1 is a schematic structural diagram of a mold temperature controller provided by the present invention;

fig. 2 is a partial structural schematic diagram of fig. 1.

In the drawings: 1. a heater; 10. a mold; 2. an auxiliary water tank; 21. a liquid level probe; 3. a water inlet pipeline of the mould; 4. a mold water outlet pipeline; 5. a cooling pipeline; 51. cooling the electromagnetic valve; 52. a plate heat exchanger; 521. a cooling water path; 522. a water path to be cooled; 53. a first pipeline; 54. a water replenishing electromagnetic valve; 61. a first water replenishing pipeline; 611. a water replenishing port; 612. a low pressure switch; 613. a first check valve; 614. a filter; 62. a second water replenishing pipeline; 621. a plunger pump; 622. a second one-way valve; 63. a third check valve; 71. a temperature-sensing meter; 72. a pressure gauge; 73. a first ball valve; 74. a second ball valve; 8. pumping; 81. an overtemperature protector; 82. a high pressure switch; 83. a bypass structure; 84. an exhaust solenoid valve; 85. a safety valve.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below by way of embodiments with reference to the accompanying drawings. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

The numbering of the components themselves, such as "first", "second", etc., is used herein only to distinguish between the objects depicted and not to have any sequential or technical meaning. The term "connected" and "coupled" when used in this application, unless otherwise indicated, includes both direct and indirect connections (couplings). In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.

In the present invention, unless otherwise expressly stated or limited, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through an intermediate. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

Referring to fig. 1 and fig. 2, fig. 1 is a schematic structural diagram of a mold temperature controller according to the present invention, and fig. 2 is a schematic partial structural diagram of fig. 1.

The invention discloses a mold temperature controller, which comprises: the device comprises a heater 1, an auxiliary water tank 2, a mould water inlet pipeline 3, a mould water outlet pipeline 4, a cooling pipeline 5 and a water supplementing pipeline.

The heater 1 is used for heating water to heat water with relatively low temperature entering the mold temperature machine to obtain water with relatively high temperature.

Further, the heater 1 is provided with an overtemperature protector 81 and a high-pressure switch 82. The over-temperature protector 81 is used for protecting the mold temperature machine, and if the temperature of the high-temperature water is maintained to reach the set temperature of the over-temperature protector 81, the controller starts the mold temperature machine to realize high-temperature alarm and stop working. The high pressure switch 82 is also used for protecting the mold temperature controller, and if the internal pressure of the mold temperature controller is too high to a set value of the high pressure switch, the mold temperature controller automatically releases pressure.

Further, the heater 1 is further provided with a safety valve 85, and if the internal pressure of the mold temperature controller continues to rise to a set value of the safety valve 85, the safety valve 85 is opened to release the pressure of the mold temperature controller. Alternatively, the relief valve 85 employs a mechanical relief valve.

The mold water inlet pipeline 3 comprises a temperature sensor 71 connected with one end of the heater 1 close to the external mold 10 in series, and a pump 8 connected with one end of the heater 1 far away from the mold 10 in series, wherein the pump 8 is also connected with the auxiliary water tank 2.

Specifically, the mold temperature controller includes a controller (not shown), the controller is electrically connected to the temperature sensor 71 and the heater 1, the temperature sensor 71 detects the temperature of the water in the mold water inlet pipe 3, and then sends the sensed temperature information of the water to the controller, the controller performs control according to the received temperature information, for example, when the temperature sensor 71 detects that the temperature of the water is lower than a set value, the controller does not send a control signal, and when the temperature sensor 71 detects that the temperature of the water is higher than the set value, the controller controls the heater 1 to operate.

Further, a pressure gauge 72 is provided in the mold water inlet line 3 between the temperature sensor 71 and the mold 10. Specifically, temperature information or pressure information detected by the temperature gauge 71 and the pressure gauge 72 is transmitted to the controller of the thermostat, and the controller transmits and displays the information to the display result.

Further, the auxiliary water tank device further comprises a bypass structure 83, one end of the bypass structure 83 is connected between the pressure gauge 72 and the mold 10, and the other end of the bypass structure 83 is connected between the auxiliary water tank 2 and the mold 10. The bypass structure 83 is used to bypass the flow in the event that the die 10 does not require too much water.

Further, a first ball valve 73 is provided at an end of the mold water inlet line 3 adjacent to the mold 10.

Two ends of the mold water outlet pipeline 4 are respectively connected with the auxiliary water tank 2 and the mold 10. Further, a second ball valve 74 is disposed at one end of the mold water outlet pipeline 4 adjacent to the mold 10.

The water replenishing pipeline comprises a first water replenishing pipeline 61 and a second water replenishing pipeline 62, the first water replenishing pipeline 61 comprises a water replenishing port 611, a low-pressure switch 612 and a first one-way valve 613, the first one-way valve 613 is connected with the auxiliary water tank 2, the second water replenishing pipeline 62 comprises a plunger pump 621 and a second one-way valve 622, the plunger pump 621 is connected between the low-pressure switch 612 and the first one-way valve 613, and the second one-way valve 622 is connected with the auxiliary water tank 2.

Further, a filter 614 is provided in front of the water replenishment port 611.

Further, the first water replenishing pipe 61 and the second water replenishing pipe 62 are integrally provided so as to be joined together, and a third check valve 63 is provided in a pipe (actually, a pipe on the side close to the sub-tank 2) where the first water replenishing pipe 61 and the second water replenishing pipe 62 are joined together for the second time.

The cooling pipeline 5 comprises a cooling solenoid valve 51, a plate heat exchanger 52 and a water replenishing solenoid valve 54, and the plate heat exchanger 52 comprises a cooling water path 521 and a water path 522 to be cooled.

One end of the cooling water path 521 is connected to the water replenishing solenoid valve 54, the water replenishing solenoid valve 54 is connected between the low pressure switch 612 and the first check valve 613, one end of the cooling water path 521 is connected to the outside through the first pipe 53, and the cooling water in the water path to be cooled 522 flows out through the first pipe 53.

One end of the water path 522 to be cooled is connected to the cooling solenoid valve 51, the cooling solenoid valve 51 is connected to the first pipe 53, and the other end of the water path 522 to be cooled is connected between the expansion tank 2 and the mold 10. If the temperature sensor 71 detects that the temperature of the water in the mold water inlet pipeline 3 is too high, the controller controls the cooling electromagnetic valve 51 to be opened, the water in the mold water inlet pipeline 3 enters the water path 522 to be cooled of the plate heat exchanger 52, the cooling water path 521 in the plate heat exchanger 52 indirectly cools the water in the water path 522 to be cooled, the temperature of the water is reduced, and then the temperature of the cooled water is sent into the auxiliary water tank 2 to start circulation.

According to the die temperature controller provided by the invention, the plunger pump 621 is adopted to pressurize the water entering the heater 1 and then heat the water, so that the temperature of the water can reach a higher temperature, such as 180 degrees, so as to meet the requirements of customers, and the die temperature controller is simple in structure and low in cost.

Further, an exhaust solenoid valve 84 is further provided on the subtank 2, and the exhaust solenoid valve 84 is connected to the first pipe line 53. The exhaust solenoid valve 84 is electrically connected with the controller, and when the vehicle is started or water needs to be supplemented, the controller controls the exhaust solenoid valve 84 to be opened for exhaust.

Further, a liquid level probe 21 is arranged on the auxiliary water tank 2. When the liquid level probe 21 detects that the liquid level is reduced to the set value of the mold temperature controller, the controller controls the plunger pump 621 to supplement water for a preset time, such as 30 seconds, the liquid level is still low after 30 seconds, and the controller controls the alarm to stop the machine if the liquid level is lower than the preset value.

The technical features of the above embodiments can be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the above embodiments are not described, but should be considered as the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above examples only show some embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the present invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.