CN212826675U

CN212826675U - Mold temperature controller

Info

Publication number: CN212826675U
Application number: CN202021104837.8U
Authority: CN
Inventors: 王善鸿; 王善华; 张文辉; 黄坚; 伍嘉乐
Original assignee: Sintd Plastic Technologies Zhongshan Co ltd
Current assignee: Sintd Plastic Technologies Zhongshan Co ltd
Priority date: 2020-06-15
Filing date: 2020-06-15
Publication date: 2021-03-30
Anticipated expiration: 2030-06-15

Abstract

The utility model discloses a mould temperature machine, it includes: a housing; the circulating system is arranged in the shell and comprises a liquid return pipe, an evaporator, a middle connecting pipe, a pipe body and a liquid outlet pipe which are sequentially connected, and the middle connecting pipe is provided with an infusion pump; the heating device is arranged on the pipe body; the refrigeration system is arranged in the shell and comprises a compressor, a condenser, an expansion valve, a water inlet pipe and a water outlet pipe, the compressor, the condenser, the expansion valve and the evaporator are sequentially connected through a refrigerant pipeline, the condenser is provided with a cooling inlet end and a cooling outlet end, the water inlet pipe is connected with the cooling inlet end, and the water outlet pipe is connected with the cooling outlet end. The condenser adopts a water cooling structure, so that a refrigerant in the condenser can be quickly cooled, and the refrigerant is introduced into the evaporator to cool the auxiliary liquid; the temperature difference between the refrigerant and the auxiliary liquid is large, so that the heat exchange rate can be increased, and the refrigeration efficiency of the auxiliary liquid is improved.

Description

Mold temperature controller

Technical Field

The utility model relates to a mould auxiliary engine technical field, in particular to mould temperature machine.

Background

During injection molding production, the temperature of the mold needs to be adjusted, and the temperature of the mold is controlled within a proper range. Generally, a mold temperature controller is arranged, the mold temperature controller is connected with a mold through a pipeline, auxiliary liquid such as water or oil is heated or cooled through the mold temperature controller, the auxiliary liquid flows out after reaching a set temperature, and the auxiliary liquid flowing out of the mold temperature controller is sent into the mold through the pipeline so as to adjust the temperature of the mold. Some current mould warmers generally cool down to assisting liquid through water-cooling mode, and its heat transfer rate is lower for the refrigerating efficiency who assists liquid is not high.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, the utility model provides a mould temperature machine can improve refrigeration efficiency.

According to the utility model discloses a mould temperature machine of embodiment, it includes: a housing; the circulating system is arranged in the shell and comprises a liquid return pipe, an evaporator, a middle connecting pipe, a pipe body and a liquid outlet pipe which are sequentially connected, and an infusion pump is arranged on the middle connecting pipe; the heating device is arranged on the pipe body; the refrigeration system is arranged in the shell and comprises a compressor, a condenser, an expansion valve, a water inlet pipe and a water outlet pipe, wherein the compressor, the condenser, the expansion valve and the evaporator are sequentially connected through a refrigerant pipeline, the condenser is provided with a cooling inlet end and a cooling outlet end, the water inlet pipe is connected with the cooling inlet end, and the water outlet pipe is connected with the cooling outlet end.

According to the utility model discloses mould temperature machine has following beneficial effect at least: the condenser adopts a water cooling structure, so that a refrigerant in the condenser can be quickly cooled, and the refrigerant is introduced into the evaporator to cool the auxiliary liquid; the temperature difference between the refrigerant and the auxiliary liquid is large, so that the heat exchange rate can be increased, and the refrigeration efficiency of the auxiliary liquid is improved.

According to some embodiments of the invention, the one end of the tube body has a socket, the heating device being inserted in the socket.

According to some embodiments of the utility model, well takeover with the other end of body links to each other, the drain pipe with the lateral wall of body links to each other.

According to some embodiments of the utility model, the drain pipe with all be equipped with temperature sensor on the well takeover.

According to some embodiments of the invention, the housing comprises: the left side and the right side of the frame are respectively provided with a first object placing opening, and the top of the frame is provided with a second object placing opening; the side plate is arranged at the first object placing opening and is detachably connected with the frame; the top plate is arranged at the second storage opening and is detachably connected with the frame.

According to some embodiments of the invention, the well takeover includes: one end of the first pipe section is connected with the evaporator, the other end of the first pipe section is provided with a first flange which is transversely or longitudinally arranged, and the first flange is connected with the infusion pump; and one end of the second pipe section is connected with the pipe body, the other end of the second pipe section is provided with a second flange which is transversely or longitudinally arranged, and the second flange is connected with the infusion pump.

According to some embodiments of the utility model, the first support has on the frame, the top surface of first support is equipped with the draw-in groove that link up around and the downwardly extending, the rear portion of body is equipped with to insert and locates the branch of draw-in groove, the drain pipe inserts forward and locates the frame.

According to some embodiments of the present invention, the infusion pump, the tube body and the drain pipe are all located at one side of the frame, and the infusion pump, the tube body and the drain pipe are arranged from bottom to top; the condenser, the evaporator and the liquid return pipe are all located on the other side of the frame, and the condenser, the evaporator and the liquid return pipe are arranged from bottom to top.

According to the utility model discloses a some embodiments, the inlet tube or be equipped with the water pump on the outlet pipe, the water pump is located return the below of liquid pipe.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

FIG. 1 is a structural diagram of an embodiment of a mold temperature controller of the present invention;

FIG. 2 is an exploded view of the mold temperature machine shown in FIG. 1;

FIG. 3 is a block diagram of the mold temperature machine of FIG. 1 with the housing removed;

FIG. 4 is another block diagram of the mold temperature machine of FIG. 1 with the housing removed;

FIG. 5 is a schematic view of a mold temperature controller.

Reference numerals:

the refrigerator comprises a casing 100, a frame 110, a first storage port 111, a second storage port 112, a side plate 120, a top plate 130, a first support 140, a clamping groove 141, a second support 150, a circulating system 200, a liquid return pipe 210, an evaporator 220, a middle connecting pipe 230, a first pipe section 231, a first flange 232, a second pipe section 233, a second flange 234, a pipe body 240, a socket 241, a support rod 242, a liquid outlet pipe 250, an infusion pump 260, a refrigeration system 300, a compressor 310, a condenser 320, an expansion valve 330, a water inlet pipe 340, a water outlet pipe 350, a gas-liquid separator 360, a water pump 370, a pump cover 380, a refrigerant pipeline 390, a water pump

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it should be understood that the orientation or positional relationship indicated with respect to the orientation description, such as up, down, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, if there are first and second descriptions for distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of indicated technical features or implicitly indicating the precedence of the indicated technical features.

In the description of the present invention, unless there is an explicit limitation, the words such as setting, installation, connection, etc. should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above words in combination with the specific contents of the technical solution.

As shown in fig. 1 to 5, a mold temperature controller according to an embodiment of the present invention includes a casing 100, a circulation system 200, a heating device (not shown), a refrigeration system 300, and a control system, wherein the circulation system 200, the refrigeration system 300, and the control system are all disposed in the casing 100.

The circulation system 200 includes a liquid return pipe 210, an evaporator 220, a middle connection pipe 230, a pipe body 240 and a liquid outlet pipe 250, which are connected in sequence, wherein the middle connection pipe 230 is provided with a liquid delivery pump 260. The liquid return tube 210 and the liquid outlet tube 250 are connected to the mold, and the auxiliary liquid is driven to flow in the circulation system 200 by the liquid conveying pump 260. The heating device is disposed on the tube 240 to heat the auxiliary liquid in the tube 240. The refrigeration system 300 includes a compressor 310, a condenser 320, an expansion valve 330, a water inlet pipe 340 and a water outlet pipe 350, wherein the compressor 310, the condenser 320, the expansion valve 330 and the evaporator 220 are sequentially connected through a refrigerant pipe 390, so that the refrigerant can flow through the condenser 320, the expansion valve 330 and the evaporator 220 in sequence after flowing out of the compressor 310, and finally return to the compressor 310. The condenser 320 has a cooling inlet end and a cooling outlet end, with an inlet pipe 340 connected to the cooling inlet end and an outlet pipe 350 connected to the cooling outlet end. Both the heating device and the compressor 310 are electrically connected to the control system.

Further, a gas-liquid separator 360 is provided in the refrigerant pipe 390 between the compressor 310 and the evaporator 220.

The condenser 320 adopts a water cooling structure, so that the refrigerant in the condenser 320 can be rapidly cooled, and the refrigerant is introduced into the evaporator 220 to cool the auxiliary liquid. Through the structure, the temperature difference between the refrigerant and the auxiliary liquid is large, the heat exchange rate can be improved, and the refrigerating efficiency of the auxiliary liquid is improved.

Specifically, referring to fig. 5, in an embodiment, a plurality of first heat exchange tubes are disposed in a housing of the evaporator 220, a refrigerant pipeline 390 is communicated with an inner cavity of the housing of the evaporator 220, the inner cavity of the first heat exchange tube is communicated with the liquid return tube 210, the auxiliary liquid flows through the first heat exchange tube, the refrigerant flows through the inner cavity of the housing of the evaporator 220, and the refrigerant and the auxiliary liquid exchange heat through the first heat exchange tube. A plurality of second heat exchange tubes are arranged in the shell of the condenser 320, the refrigerant pipeline 390 is communicated with the second heat exchange tubes, the cooling inlet end and the cooling outlet end are both arranged on the shell of the condenser 320, the water inlet tube 340 is communicated with the inner cavity of the shell of the condenser 320 through the cooling inlet end, the water outlet tube 350 is communicated with the inner cavity of the shell of the condenser 320 through the cooling outlet end, the refrigerant flows through the second heat exchange tubes, the cooling water flows through the inner cavity of the shell of the condenser 320, and the refrigerant and the cooling water exchange heat.

One end of the tube body 240 has a socket 241, and the heating device is inserted into the socket 241 to fix the heating device in place. The heating device can adopt structures such as an electric heating tube or a semiconductor heating element and the like as an electric heating element.

The centerpiece 230 is connected to the other end of the tube 240 and the outlet tube 250 is connected to the sidewall of the tube 240 for mounting arrangement of the centerpiece 230 and the outlet tube 250.

The liquid outlet pipe 250 and the middle connecting pipe 230 are both provided with temperature sensors which are electrically connected with the control system and can measure the temperature of the auxiliary liquid. The control system controls the operation of the heating device and the compressor 310 according to the temperature detected by the temperature sensor. For example, when a temperature sensor on the nipple 230 detects that the temperature is too low, the heating device may be activated and/or the compressor 310 may be turned off; when the temperature sensor on the intermediate connection pipe 230 detects that the temperature is too high, the compressor 310 may be controlled to increase the operation power to increase the cooling capacity, and the heating device may be turned off; when the temperature sensor on the liquid outlet pipe 250 detects that the temperature is too low, the operating power of the heating device can be increased to increase the heating capacity; when a temperature sensor on effluent pipe 250 detects an excessive temperature, the heating device may be turned off and/or compressor 310 may be turned on.

Referring to fig. 2, the housing 100 includes a frame 110, a side plate 120 and a top plate 130, wherein the left and right sides of the frame 110 are respectively provided with a first object placing opening 111, the top of the frame 110 is provided with a second object placing opening 112, the side plate 120 is disposed at the first object placing opening 111 and detachably connected to the frame 110 through a screw or the like, and the top plate 130 is disposed at the second object placing opening 112 and detachably connected to the frame 110 through a screw or the like. When maintenance is needed, the side plates 120 and the top plate 130 can be removed to expose the parts in the shell, so that maintenance operation is facilitated.

The middle connection pipe 230 comprises a first pipe section 231 and a second pipe section 233, one end of the first pipe section 231 is connected with the evaporator 220, the other end of the first pipe section is provided with a first flange 232 which is longitudinally arranged, and the first flange 232 is connected with the infusion pump 260 through bolts; the second pipe section 233 has one end connected to the pipe body 240 and the other end having a second flange 234 disposed transversely, the second flange 234 being bolted to the infusion pump 260. Therefore, the connection operation of the intermediate connection tube 230 and the infusion pump 260 is convenient.

In some embodiments, the first flange 232 may also be disposed laterally and the second flange 234 may be disposed vertically.

The frame 110 has a first bracket 140, a slot 141 extending downward and penetrating forward and backward is disposed on a top surface of the first bracket 140, a support rod 242 inserted into the slot 141 is disposed at a rear portion of the tube 240, and the liquid outlet tube 250 is inserted forward into the frame 110. Moving the tube 240 backward after separating the second flange 234 from the infusion pump 260 may cause the outlet tube 250 to move backward away from the frame 110, which may facilitate the assembly and disassembly of the tube 240 and the outlet tube 250, and facilitate maintenance and assembly.

Referring to fig. 2 to 4, the liquid delivery pump 260, the tube 240 and the liquid outlet tube 250 are disposed at one side of the frame 110, and the liquid delivery pump 260, the tube 240 and the liquid outlet tube 250 are arranged from bottom to top, so that after the side plate 120 at one side of the frame 110 is removed, the parts such as the liquid delivery pump 260, the tube 240 and the liquid outlet tube 250 can be maintained through the corresponding first object placing openings 111. In addition, the condenser 320, the evaporator 220 and the liquid return pipe 210 are all located at the other side of the frame 110, and the condenser 320, the evaporator 220 and the liquid return pipe 210 are arranged from bottom to top, and after the side plate 120 at the other side of the frame 110 is removed, the condenser 320, the evaporator 220 and the liquid return pipe 210 can be maintained through the corresponding first storage opening 111.

The frame 110 has a second bracket 150, and the evaporator 220 is detachably connected to the second bracket 150 by bolts or the like, so that the evaporator 220 can be disassembled and assembled.

After the top plate 130 is removed, the maintenance operation can be performed on the components on the top of the frame 110 through the second storage opening 112.

The water pump 370 is disposed on the water inlet pipe 340 or the water outlet pipe 350, and the flow rate and the water pressure of the cooling water can be increased by the water pump 370, so as to facilitate cooling of the refrigerant in the condenser 320. The water pump 370 is located below the liquid return pipe 210, so that the water pump 370 can be maintained through the corresponding object placing opening.

In order to protect the water pump 370, a pump cover 380 is provided on the frame 110, and the water pump 370 is located inside the pump cover 380.

Of course, the present invention is not limited to the above-mentioned embodiments, and those skilled in the art can make equivalent modifications or substitutions without departing from the spirit of the present invention, and such equivalent modifications or substitutions are included in the scope defined by the claims of the present application.

Claims

1. A mold temperature machine, comprising:

a housing;

the circulating system is arranged in the shell and comprises a liquid return pipe, an evaporator, a middle connecting pipe, a pipe body and a liquid outlet pipe which are sequentially connected, and an infusion pump is arranged on the middle connecting pipe;

the heating device is arranged on the pipe body;

the refrigeration system is arranged in the shell and comprises a compressor, a condenser, an expansion valve, a water inlet pipe and a water outlet pipe, wherein the compressor, the condenser, the expansion valve and the evaporator are sequentially connected through a refrigerant pipeline, the condenser is provided with a cooling inlet end and a cooling outlet end, the water inlet pipe is connected with the cooling inlet end, and the water outlet pipe is connected with the cooling outlet end.

2. The die heater according to claim 1, wherein the pipe body has a socket at one end thereof, and the heating device is inserted into the socket.

3. The die temperature machine of claim 2, wherein the middle connecting pipe is connected with the other end of the pipe body, and the liquid outlet pipe is connected with the side wall of the pipe body.

4. The die temperature machine of claim 1, wherein temperature sensors are disposed on both the liquid outlet pipe and the middle connecting pipe.

5. The mold temperature machine of claim 1, wherein the housing comprises:

the left side and the right side of the frame are respectively provided with a first object placing opening, and the top of the frame is provided with a second object placing opening;

the side plate is arranged at the first object placing opening and is detachably connected with the frame;

the top plate is arranged at the second storage opening and is detachably connected with the frame.

6. The die temperature machine of claim 5, wherein the intermediate connecting pipe comprises:

one end of the first pipe section is connected with the evaporator, the other end of the first pipe section is provided with a first flange which is transversely or longitudinally arranged, and the first flange is connected with the infusion pump;

and one end of the second pipe section is connected with the pipe body, the other end of the second pipe section is provided with a second flange which is transversely or longitudinally arranged, and the second flange is connected with the infusion pump.

7. The mold temperature controller according to claim 6, wherein the frame has a first support, the top surface of the first support has a slot extending downward and penetrating forward and backward, the rear portion of the tube has a support rod inserted into the slot, and the drain tube is inserted forward into the frame.

8. The mold heater according to claim 5, wherein said liquid delivery pump, said tube and said liquid outlet pipe are located on one side of said frame, and said liquid delivery pump, said tube and said liquid outlet pipe are arranged from bottom to top;

the condenser, the evaporator and the liquid return pipe are all located on the other side of the frame, and the condenser, the evaporator and the liquid return pipe are arranged from bottom to top.

9. The mold temperature controller of claim 8, wherein a water pump is disposed on the water inlet pipe or the water outlet pipe, and the water pump is disposed below the liquid return pipe.