Automatic press-fit equipment for polishing die

Abstract

The utility model relates to the technical field of polishing die production tools, and provides an automatic polishing die pressing device which is used for pressing a polishing disc to a polishing die and comprises a die support, a first pressing device, a second pressing device, a third pressing device, a fourth pressing device and a fourth pressing device, and the polishing die is detachably arranged on the die support; the heating assembly is arranged on the mold support, and the polishing mold is heated through the heating assembly; the press-fit mold is arranged on one side of the press-fit direction of the mold support, a press-fit space is formed between the press-fit mold and the mold support, and the polishing disc is located in the press-fit space and covers the polishing mold; the press-fit die is arranged on the press-fit air cylinder and is driven by the press-fit air cylinder to face or be away from the die support in the press-fit direction; and the time controller is used for starting the pressing cylinder when the heating time of the heating assembly is detected to reach the preset time. The problems that in the prior art, a manual operation mode is adopted, operation is inconvenient, and production efficiency is low are solved.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of polishing mold production tools, and more particularly to a polishing mold automatic pressing equipment. BACKGROUND

[0002] In the prior art, a polishing mold usually comprises a polishing disc and a polishing mold. In the manufacturing process of the polishing mold, a polishing disc (usually a polyurethane polishing disc) is bonded to the surface of the polishing mold, thereby forming a polishing mold. In the process of bonding the polyurethane polishing disc, an electric furnace is used to heat the polishing mold, and then the polyurethane polishing disc is placed on the polishing mold. Then, another pressing mold is pressed manually to press the pressing mold on the polishing mold with the bonded polyurethane polishing disc, thereby achieving the bonding and fixing of the polyurethane polishing disc.

[0003] However, the pressing in the prior art is manually pressed or driven by a simple cylinder through a manual button operation, which is not only inconvenient to operate, but also leads to low production efficiency.

[0004] Therefore, the prior art still needs to be improved and developed. CONTENT OF THE INVENTION

[0005] The present application aims to provide a polishing mold automatic pressing equipment, which solves the problems of inconvenient operation and low production efficiency in the prior art.

[0006] To achieve the above-mentioned purpose, the technical solution adopted by the present application is:

[0007] The present application provides a polishing mold automatic pressing equipment for pressing a polishing disc onto a polishing mold, wherein the polishing mold automatic pressing equipment comprises:

[0008] A mold support, on which the polishing mold is detachably arranged;

[0009] A heating assembly arranged on the mold support, the polishing mold being heated by the heating assembly;

[0010] A pressing mold arranged on one side of the mold support in a pressing direction and forming a pressing space with the mold support, the polishing disc being located in the pressing space and covering the polishing mold;

[0011] A pressing cylinder, the pressing mold being arranged on the pressing cylinder and being driven by the pressing cylinder to move towards or away from the mold support in the pressing direction;

[0012] A time controller for starting the pressing cylinder when the heating time of the heating assembly reaches a predetermined time.

[0013] In an alternative embodiment, the pressing cylinder is a stroke-adjustable pressure cylinder, one end of the top shaft of the stroke-adjustable pressure cylinder is provided with a limit adjusting nut, and the other end is connected with the pressing die through a coaxial die locking joint.

[0014] In an alternative embodiment, the pressing cylinder is provided with a pressurizing air pipe interface and a return pressure air pipe interface, which are respectively connected with an air pump.

[0015] In an alternative embodiment, the automatic polishing die pressing device further comprises a support, the support is provided with a lifting assembly, and the pressing cylinder is movably arranged on the support in the pressing direction through the driving of the lifting assembly.

[0016] In an alternative embodiment, the lifting assembly comprises a lifting table, the lifting table is provided with a lifting handle, the lifting table is connected with the support and is lifted through the shaking of the lifting handle.

[0017] A supporting arm, one end of the supporting arm is connected with the lifting table, and the other end is connected with the pressing cylinder.

[0018] A locking portion, the locking portion is arranged on the lifting table, and the lifting table is fixed at a predetermined position through the locking portion.

[0019] In an alternative embodiment, the support is provided with a heating height-adjustable assembly, and a heating assembly is connected with the heating height-adjustable assembly, the heating assembly is movably arranged on the support in the pressing direction through the driving of the heating height-adjustable assembly.

[0020] In an alternative embodiment, the heating height-adjustable assembly comprises a height adjusting table, the height adjusting table is movably sleeved on the support.

[0021] A hand wheel jackscrew, the hand wheel jackscrew is connected with the height adjusting table, and the height adjusting table is fixed at a predetermined position through the hand wheel jackscrew.

[0022] A heating supporting rod, one end of the heating supporting rod is connected with the height adjusting table, and the other end is connected with the heating assembly.

[0023] In an alternative embodiment, the heating assembly comprises a heating disc, the heating disc is provided with a high-frequency heating coil.

[0024] A cooling portion, the cooling portion is arranged on the high-frequency heating coil, and the heating disc and the cooling portion jointly control the heating temperature.

[0025] In an alternative embodiment, the high-frequency heating coil adopts a metal tube coil, and the inner hole in the metal tube forms the cooling portion through a cooling liquid.

[0026] In an alternative embodiment, the polishing mold automatic pressing device further comprises a temperature controller and a temperature display, the temperature controller is arranged on the heating assembly for sensing the heating temperature, and the temperature display is electrically connected to the temperature controller and used for displaying the temperature value.

[0027] The polishing mold automatic pressing device provided by the application has at least the following beneficial effects: in the production process of the polishing mold, the polishing mold is detachably arranged on the mold support, a pressing mold is arranged on one side of the mold support in the pressing direction, a pressing space is formed between the pressing mold and the mold support, and the polishing disc is placed in the pressing space and covers the polishing mold. The polishing mold is heated by the heating assembly on the mold support, the heating time of the heating assembly is detected by the time controller when the heating is started, and the pressing cylinder is started when the heating time reaches the predetermined time, the pressing cylinder drives the pressing mold to move towards the mold support and extrude the polishing disc, the polishing disc is fixed on the surface of the polishing mold by heating and bonding, the polishing disc is bonded on the polishing mold to form a polishing mold, and the pressing mold is driven by the pressing cylinder to move away from the mold support in the pressing direction, so that the polishing mold (polishing mold) with the bonded polishing disc can be taken off from the mold support. The polishing mold automatic pressing device can realize the rapid and automatic pressing of the polishing disc by the pressing mold, replace the manual operation mode, greatly improve the production efficiency, and improve the bonding accuracy of the polishing mold. BRIEF DESCRIPTION OF DRAWINGS

[0028] In order to more clearly illustrate the technical solutions in the embodiments of the application, the following will briefly introduce the drawings needed to be used in the embodiments or prior art description. Obviously, the drawings in the following description are only some embodiments of the application, and other drawings can be obtained by those skilled in the art without creative labor.

[0029] Figure 1 The principle diagram for pressing the polishing disc on the polishing mold;

[0030] Figure 2 The structure diagram of the polishing mold automatic pressing device provided by the embodiments of the application;

[0031] Figure 3 The cross-sectional view of the polishing mold automatic pressing device provided by the embodiments of the application.

[0032] In the drawings, various reference signs represent:

[0033] 10, polishing mold; 11, polishing disc; 100, support; 110, base; 120, column; 200, mold support; 300, heating assembly; 310, heating disc; 311, high-frequency heating coil; 320, cooling part; 321, inner hole; 330, temperature controller; 400, height-adjustable heating assembly; 410, height-adjusting platform; 420, handwheel jackscrew; 430, heating support rod; 500, pressing mold; 510, pressing space; 600, pressing cylinder; 610, top shaft; 620, limit adjusting nut; 630, coaxial mold locking joint; 640, pressurizing air pipe interface; 650, back pressure air pipe interface; 700, lifting assembly; 710, lifting platform; 720, support arm; 730, locking part; 740, lifting handle; 800, time controller; 810, temperature display; 820, pressure regulator. DETAILED DESCRIPTION

[0034] In order to make the technical problems, technical solutions and beneficial effects of the present application clearer, the present application will be further described in detail below in combination with the drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present application and not to limit the present application.

[0035] It should be noted that when a component is referred to as "fixed to" or "disposed on" another component, it can be directly or indirectly on the other component. When a component is referred to as "connected to" another component, it can be directly or indirectly connected to the other component. The terms "upper", "lower", "left", "right", "front", "back", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate the orientation or position based on the orientation or position shown in the drawings, and are only for the convenience of description, and cannot be understood as a limitation on the technical solutions. The terms "first", "second" are only for the purpose of convenient description, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of technical features. The meaning of "a plurality of" is two or more, unless otherwise specifically limited.

[0036] In the prior art, not only is manual operation time-consuming and laborious, leading to inconvenient operation and low production efficiency, but also in the process of heating with an electric furnace, heat loss is large and heat utilization rate is not high, leading to relatively large electric energy loss. In addition, the pressing mode of the bonded polyurethane polishing disc also easily leads to poor bonding precision control of the polyurethane polishing disc. Therefore, in order to solve the above problems, the present application proposes the following embodiments, which are as follows:

[0037] Please refer to Figure 1 、 Figure 2 The present embodiment proposes an automatic pressing equipment for polishing mold, which is used for pressing a polishing disc 11 (the polishing disc 11 can be a polyurethane polishing disc) to a polishing mold 10, wherein, please refer toFigure 2 The automatic polishing mold pressing device mainly comprises a mold support 200, a heating assembly 300, a pressing mold 500, a pressing cylinder 600 and a time controller 800. For the convenience of structural description, the vertical setting of the automatic polishing mold pressing device is taken as an example for structural description, and the pressing is performed in the up-down direction, so the pressing direction is the up-down direction. The mold support 200 is fixed at the lower part, and the polishing mold 10 is detachably arranged on the mold support 200. When the polishing disc 11 needs to be bonded to the polishing mold 10, the polishing mold 10 is first installed on the mold support 200, and then the polishing disc 11 is attached to the upper surface of the polishing mold 10. The heating assembly 300 is arranged on the mold support 200, and the polishing mold 10 is heated by the heating assembly 300. The heating assembly 300 can be annular and arranged above the mold support 200, the polishing mold 10 is inserted into the heating assembly 300 and installed on the mold support 200, so that the heating assembly 300 is sleeved outside the polishing mold 10 to heat the polishing disc 11. The pressing cylinder 600 is fixedly arranged above the mold support 200 and is spaced apart by a certain distance, the pressing mold 500 is arranged on the top shaft 610 of the pressing cylinder 600 and is located below the pressing cylinder 600, the pressing mold 500 and the mold support 200 form a pressing space 510, and the polishing disc 11 is located in the pressing space 510 and covers the polishing mold 10. The pressing mold 500 is driven by the pressing cylinder 600 to move towards or away from the mold support 200 in the pressing direction. The time controller 800 can be a timing switch, which is used to detect that the heating time of the heating assembly 300 reaches the predetermined time to start the pressing cylinder 600.

[0038] Please refer to Figure 1 、 Figure 2The polishing mold automatic pressing equipment provided by the embodiment can detachably arrange the polishing mold 10 on the mold support 200 in the production process of the polishing mold, and a pressing mold 500 is arranged on one side of the pressing direction of the mold support 200. The pressing space is formed between the pressing mold 500 and the mold support 200, the polishing disc 11 is placed in the pressing space and covers the polishing mold 10. The polishing mold 10 is heated by the heating assembly 300 on the mold support 200. When the heating is started, the time controller 800 is used for timing. When the heating time of the heating assembly 300 reaches the predetermined time, the pressing cylinder 600 is started. The pressing cylinder 600 drives the pressing mold 500 to move towards the mold support 200, and the polishing disc 11 is extruded, so that the polishing disc 11 is fixed on the surface of the polishing mold 10 by heating and bonding, and the polishing disc 11 is bonded on the polishing mold 10 to form a polishing mold. The pressing mold 500 is driven by the pressing cylinder 600 to move away from the mold support 200 along the pressing direction, so that the polishing mold 10 (polishing mold) with the polishing disc 11 bonded thereon can be taken off from the mold support 200. The polishing mold automatic pressing equipment is used to realize the rapid automatic pressing of the polishing disc 11 by the pressing mold 500, replace the manual operation mode, greatly improve the production efficiency, and improve the bonding accuracy of the polishing mold.

[0039] Please refer to Figure 2 、 Figure 3 Further, the polishing mold automatic pressing equipment of the embodiment further comprises a support 100 which mainly plays a supporting role. The support 100 is vertically arranged and can specifically comprise a base table 110 and a vertical column 120. The base table 110 is horizontally arranged, and the vertical column 120 is vertically fixed on the upper surface of the base table 110. The mold support 200 is fixed on the upper surface of the base table 110, and the mold support 200 has a positioning connecting hole, so that the polishing mold 10 can be coaxially fixed in the positioning connecting hole.

[0040] Please refer to Figure 2 、 Figure 3 Further, the support 100 in the embodiment is provided with a heating height adjustable assembly 400, and the heating assembly 300 is connected to the heating height adjustable assembly 400. The heating height adjustable assembly 400 drives the heating assembly 300 to be movably arranged on the support 100 along the pressing direction. In the specific structure, the heating height adjustable assembly 400 is adjustably arranged on the vertical column 120 in the up-down direction. The position of the heating assembly 300 in the up-down direction is adjusted, so that the polishing mold 10 of different heights can be adapted, and the universality is high.

[0041] Please refer to Figure 2 、 Figure 3Further, the heating height-adjustable assembly 400 in the embodiment specifically comprises a height-adjusting platform 410, a hand wheel jackscrew 420, and a heating support rod 430. The height-adjusting platform 410 is movably sleeved on the column 120 of the support 100, the hand wheel jackscrew 420 is connected to the height-adjusting platform 410, and the height-adjusting platform 410 is fixed at a predetermined position through the hand wheel jackscrew 420. The heating support rod 430 extends horizontally, one end of which is connected to the height-adjusting platform 410 and the other end of which is connected to the heating assembly 300. By turning the hand wheel jackscrew 420, the height-adjusting platform 410 and the column 120 can be loosened or locked. When the hand wheel jackscrew 420 is loosened, the height-adjusting platform 410 and the heating support rod 430 are pushed to drive the heating assembly 300 to be adjusted to a required height position, and then the hand wheel jackscrew 420 is tightened to lock the height-adjusting platform 410 at the height position, thereby meeting the processing requirements.

[0042] Please refer to Figure 2 , Figure 3 Further, the heating assembly 300 in the embodiment specifically comprises a heating disc 310 and a cooling part 320. The heating disc 310 is provided with a high-frequency heating coil 311, and the cooling part 320 is arranged on the high-frequency heating coil 311. The heating disc 310 and the cooling part 320 jointly control the heating temperature. The heating through the high-frequency heating coil 311 has the advantages of fast heating speed and high heating efficiency for metal, thereby avoiding the problem of large heat loss and large electric energy loss. The electric energy is saved, the heating efficiency is improved, and the production cost is saved. The use of the cooling part 320 in cooperation with the high-frequency heating coil 311 helps to control the heating temperature of the polishing mold 10 within a predetermined temperature range. The heating temperature is maintained at a stable temperature, thereby being more beneficial to the heating of the polyurethane polishing disc.

[0043] Please refer to Figure 3 Further, the high-frequency heating coil 311 in the embodiment adopts a metal tube coil, and an inner hole 321 in the metal tube forms the cooling part 320 through cooling liquid. The high-frequency heating disc 310 is made of a copper tube wound in a coil, and is directly cooled by water in the copper tube, so that the temperature of the high-frequency heating coil 311 is adjusted through the action of internal water flow. In this way, the cooling structure is optimized by using water flow for water cooling from the metal tube coil, and the temperature control of the heating assembly 300 is more stable.

[0044] Please refer to Figure 2 , Figure 3Further, the polishing mold automatic pressing equipment in the embodiment further comprises a temperature controller 330 and a temperature display 810. The temperature controller 330 can adopt a temperature sensor to sense the heating temperature of the heating assembly 300. The temperature display 810 is electrically connected to the temperature controller 330 and is used to display the temperature value. The temperature controller 330 can sense and control the heating temperature of the heating disc 310, and the current temperature can be directly displayed through the temperature display 810. The temperature controller 330 can effectively control the temperature of the heating assembly 300, and the operator can directly understand the current temperature, so as to facilitate the operator to record and adjust the temperature.

[0045] Please refer to Figure 2 , Figure 3 Further, the pressing mold 500 in the embodiment is fixed on the top shaft 610 of the pressing cylinder 600 through the coaxial mold locking connector 630. Therefore, the pressing cylinder 600 can drive the top shaft 610 to move the pressing mold 500 in the up-down direction. The coaxial mold locking connector 630 can be a connector with a mounting hole in the middle and a top screw on the outer wall. The connecting shaft of the pressing mold 500 is inserted into the mounting hole in the middle of the coaxial mold locking connector 630 to realize coaxial cooperation, and then the connecting shaft of the pressing mold 500 in the mounting hole is pressed tightly through the side top screw, thereby realizing fixed connection.

[0046] Please refer to Figure 2 , Figure 3 Further, the pressing cylinder 600 in the embodiment is a stroke-adjustable pressure cylinder. One end of the top shaft 610 of the stroke-adjustable pressure cylinder is provided with a limit adjusting nut 620, and the other end is connected to the pressing mold 500 through the coaxial mold locking connector 630. The limit adjusting nut 620 can adjust the lifting distance of the stroke-adjustable pressure cylinder. When bonding the polyurethane polishing disc with different thicknesses, the limit adjusting nut 620 can be adjusted according to the thickness of the current polyurethane polishing disc, so as to adjust the limit distance of the stroke-adjustable pressure cylinder. According to the thickness of the polishing disc 11, the descending size of the cylinder is adjusted, so as to improve the bonding and pressing precision, and the bonding quality of the polishing disc 11 and the polishing mold 10 is better.

[0047] Please refer to Figure 2 , Figure 3Further, the pressing cylinder 600 in the embodiment is provided with a pressurizing air pipe interface 640 and a return pressure air pipe interface 650, which are respectively connected to an air pump. The pressurizing air pipe interface 640 and the return pressure air pipe interface 650 are connected to the air pump through electromagnetic valves, and the air pump is further connected to a pressure regulator 820, which can adjust the output air pressure of the air pump, so that the pressure adjustment of the stroke-adjustable pressure cylinder can be realized through the air pump. When the polyurethane polishing discs of different thicknesses are bonded, the output pressure of the cylinder can be adjusted according to the thickness of the current polyurethane polishing disc. The pressure of the cylinder is adjusted according to the thickness of the polishing disc 11, so as to improve the bonding and pressing precision, and the bonding quality of the polishing disc 11 and the polishing mold 10 is better. The control of the electromagnetic valve can control the extension or retraction of the top rod of the pressing cylinder 600, so as to facilitate the start control of the pressing cylinder 600.

[0048] Please refer to Figure 2 、 Figure 3 Further, the bracket 100 in the embodiment is provided with a lifting assembly 700, and the pressing cylinder 600 is movably arranged on the bracket 100 in the pressing direction through the driving of the lifting assembly 700. Through the control of the lifting assembly 700, the up-down position of the pressing cylinder 600 can be adjusted according to the height of the polishing mold 10, so as to drive the pressing mold 500 to move in the up-down direction and move the pressing mold 500 to the predetermined initial position.

[0049] Please refer to Figure 2 、 Figure 3 Figure 2 Figure 3 Further, the lifting assembly 700 in the embodiment specifically comprises a lifting table 710, a support arm 720 and a locking part 730. The lifting table 710 is provided with a lifting handle 740, is connected to the bracket 100 and is lifted through the shaking of the lifting handle 740; one end of the support arm 720 is connected to the lifting table 710, and the other end is connected to the pressing cylinder 600; and the locking part 730 is arranged on the lifting table 710 and fixes the lifting table 710 at a predetermined position through the locking part 730. In the specific structure, the lifting table 710 is adjustably arranged on the stand column 120 in the up-down direction, moves in the up-down direction through the shaking of the lifting handle 740, the support arm 720 is arranged in the horizontal direction, so as to drive the pressing cylinder 600 to move up and down. When the predetermined initial position is adjusted, the locking part 730 is screwed to fix the lifting table 710, and the locking part 730 can be a locking screw.

[0050] The working principle of the polishing mold automatic pressing equipment in the embodiment is specifically as follows:

[0051] By shaking the lifting handle, the pressing cylinder 600 is lifted up, and the height of the pressing cylinder 600 is adjusted according to the height of the polishing mold 10, so that the pressing space between the pressing cylinder 600 and the mold support 200 can be suitable for the current polishing mold 10 installation and disassembly.

[0052] The polishing mold 10 is installed on the mold support 200, and the upper pressing mold 500 is installed on the pressing cylinder 600 through the coaxial mold locking joint. At the same time, the polishing disc 11 is cut according to the specifications designed according to the type of the polishing mold 10, and placed on the upper surface of the polishing mold 10.

[0053] The heating assembly 300 is started, and the current temperature is directly displayed through the temperature display 810. The pressing cylinder 600 is started when the heating time of the heating assembly 300 reaches the predetermined time through the time controller 800. The pressing cylinder 600 is automatically controlled to press the pressing mold 500, and the polishing disc 11 is bonded and pressed on the upper surface of the polishing mold 10. According to the size of the upper surface of the polishing mold 10, the heating time is different, so the predetermined time needs to be collected in advance and then calibrated to preset.

[0054] When the polishing mold 10 is cooled, the pressing cylinder 600 drives the pressing mold 500 to automatically rise, and an alarm prompt can be used to take away the bonded polishing mold, and the whole process is completed.

[0055] In summary, the polishing mold automatic pressing equipment proposed in the present application adopts an automatic control mode instead of manual operation, and adopts a pressing cylinder stroke and pressure adjustable mode, and adjusts the descending size and pressing pressure of the pressing cylinder according to the thickness of the polyurethane polishing disc. Thus, the working efficiency is improved, the bonding and pressing precision is ensured, the pressing pressure of the pressing cylinder can be adjusted, so that the processing of polishing molds of various specifications can be adapted, and the pressing and manufacturing of classical polishing rubber plates can also be adapted.

[0056] The above only describes the preferred embodiments of the present application, and does not limit the present application. Any modification, equivalent replacement and improvement made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. An automatic pressing device for polishing molds, used to press a polishing disc onto a polishing mold, characterized in that, The automatic pressing equipment for polishing molds includes: A mold support, wherein the polishing mold is detachably mounted on the mold support; A heating assembly is provided on the mold support, and the polishing mold is heated by the heating assembly. A pressing mold is disposed on one side of the pressing direction of the mold support and forms a pressing space between the mold support and the mold support. The polishing disc is located in the pressing space and covers the polishing mold. A pressing cylinder, wherein the pressing mold is mounted on the pressing cylinder and is driven by the pressing cylinder to move toward or away from the mold support in the pressing direction; A time controller is used to detect when the heating time of the heating component reaches a predetermined time and then start the pressing cylinder.

2. The automatic pressing equipment for polishing molds as described in claim 1, characterized in that, The pressing cylinder is a stroke adjustable pressure cylinder. One end of the top shaft of the stroke adjustable pressure cylinder has a limit adjustment nut, and the other end is connected to the pressing mold through a coaxial mold locking joint.

3. The automatic pressing equipment for polishing molds as described in claim 2, characterized in that, The pressing cylinder has a pressurizing air pipe interface and a retraction pressure air pipe interface, which are respectively connected to an air pump.

4. The automatic pressing equipment for polishing molds as described in claim 1, characterized in that, The automatic pressing equipment for polishing molds also includes a support frame, on which a lifting component is provided. The pressing cylinder is movable on the support frame along the pressing direction by driving the lifting component.

5. The automatic pressing equipment for polishing molds as described in claim 4, characterized in that, The lifting assembly includes: a lifting platform, a lifting handle provided on the lifting platform, the lifting platform being connected to the bracket and being raised and lowered by shaking the lifting handle; A support arm, one end of which is connected to the lifting platform and the other end of which is connected to the pressing cylinder; A locking part is provided on the lifting platform, and the lifting platform is fixed in a predetermined position by the locking part.

6. The automatic pressing equipment for polishing molds as described in claim 4, characterized in that, The bracket is equipped with a heating height adjustable component, and the heating component is connected to the heating height adjustable component. The heating component is movable on the bracket along the pressing direction by being driven by the heating height adjustable component.

7. The automatic pressing equipment for polishing molds as described in claim 6, characterized in that, The adjustable heating height component includes: a height adjustment platform, which is movably sleeved on the bracket; A handwheel set screw is connected to the height adjustment platform, and the height adjustment platform is fixed in a predetermined position by the handwheel set screw; A heating support rod, one end of which is connected to the height adjustment platform and the other end of which is connected to the heating assembly.

8. The automatic pressing equipment for polishing molds as described in claim 2, characterized in that, The heating component includes: a heating plate, on which a high-frequency heating coil is disposed; A cooling section is provided on the high-frequency heating coil, and the heating plate and the cooling section jointly control the heating temperature.

9. The automatic pressing equipment for polishing molds as described in claim 8, characterized in that, The high-frequency heating coil is a metal tube coil, and the cooling section is formed by the coolant passing through the inner hole of the metal tube.

10. The automatic pressing equipment for polishing molds as described in claim 9, characterized in that, The automatic pressing equipment for polishing molds also includes a temperature controller and a temperature display. The temperature controller is mounted on the heating assembly to sense the heating temperature, and the temperature display is electrically connected to the temperature controller and is used to display the temperature value.

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