Pulse heating hot press

Abstract

The utility model discloses a pulse heating hot press, and particularly relates to the technical field of hot presses, which comprises a base, a workbench is arranged at the top of the base, a rotating component used for driving the workbench to rotate is arranged at the top of the base, and a plurality of lower dies are fixedly arranged at the top of the workbench. The top of each lower mold is provided with an upper mold used in cooperation with the lower mold, a supporting column is fixedly arranged at the center of the top of the base, a top plate is fixedly arranged at the top of the supporting column, and an electric push rod is fixedly arranged at the bottom of the top plate. The position of the light guide plate is switched through rotation of the working table, the electric clamp is used for driving the upper die and the lower die to be attached, hot pressing of the light guide plate is achieved, the multiple cooling fans are used for sucking and accelerating the air flow speed in the protective cover, and therefore the moving light guide plate is cooled, the structure is simple, the light guide plate is driven by the working table to rotate, and the production efficiency is improved. And a worker can conveniently feed and discharge the light guide plate, so that the processing efficiency can be greatly improved.

Description

Technical Field

[0001] The utility model relates to the technical field of hot presses, in particular to a pulse heating hot press. Background Art

[0002] When processing the light guide plate, pulse hot pressing equipment is needed to perform hot pressing on the light guide plate. The pulse hot pressing machine uses a transformer to generate a low-voltage high current, which makes it heat up quickly through the welding head.

[0003] At present, in order to improve the hot pressing efficiency of the pulse hot press on the light guide plate, the Chinese patent with the prior art publication number CN213563911U discloses a pulse heating hot press for the production of light guide plates. The utility model can respectively control the movement of the hot pressing mold and the pulse heating mechanism by setting a first electric push rod and a second electric push rod, so as to cooperate with the cooling mechanism to use the hot pressing mold as a cooling mold. The cooling process is completed while the pressure holding process is carried out, which can effectively improve the production and processing efficiency of the light guide plate, and has a simple structure and low equipment cost.

[0004] However, the above-mentioned prior art still has the following problems when in use: when water is transported to the inside of the hot pressing mold for cooling, due to the high temperature of the hot pressing mold itself, part of the water generates a large amount of steam and evaporates under the action of heat, so the reduction in water volume will reduce the cooling efficiency. Based on this, the utility model provides a pulse heating hot press machine that can improve cooling and processing efficiency. Utility Model Content

[0005] In order to overcome the above-mentioned defects of the prior art, the utility model provides a pulse heating hot press machine, which switches the position of the light guide plate by rotating the workbench, utilizes an electric clamp to drive the upper mold and the lower mold to fit together, thereby realizing hot pressing of the light guide plate, and utilizes multiple cooling fans to accelerate the air flow rate in the protective cover to dissipate heat for the moving light guide plate. The workbench drives the light guide plate to rotate, which is convenient for the staff to load and unload the light guide plate, thereby greatly improving the processing efficiency to solve the problems arising from the above-mentioned background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a pulse heating hot press, comprising a base, a workbench is provided on the top of the base, a rotating assembly for driving the workbench to rotate is provided on the top of the base, a plurality of lower molds are fixedly provided on the top of the workbench, and an upper mold used in conjunction with the lower mold is provided on the top of each lower mold, a support column is fixedly provided at the center of the top of the base, a top plate is fixedly provided on the top of the support column, an electric push rod is fixedly provided on the bottom of the top plate, a pulse heating device is fixedly provided on the bottom of the electric push rod, the bottom of the pulse heating device contacts with the top of one of the upper molds for heating the upper mold, a protective cover is fixedly provided on the outer wall of the support column, a plurality of heat dissipation holes are provided on the top outer wall and the rear end outer wall of the protective cover, and a heat dissipation fan is fixedly provided inside each heat dissipation hole for blowing air to dissipate heat.

[0007] In a preferred embodiment, a dustproof net is fixedly provided on the outer wall of each cooling fan to protect the cooling fan and prevent staff from accidentally touching the cooling fan.

[0008] In a preferred embodiment, electric clamps are fixedly provided on the outer walls of both sides of each upper mold, and the bottom ends of multiple electric clamps are fixedly embedded on the top of the workbench, which is convenient for adjusting the height of the upper mold without manual operation and is very labor-saving to use.

[0009] In a preferred embodiment, a storage groove is provided on the top of the base, and the rotating assembly includes a gear ring, which is disposed in the storage groove. A gear is meshed on one side of the gear ring, and a rotating rod is fixedly passed through the inside of the gear. The bottom of the rotating rod passes through the base for installing the rotating rod.

[0010] In a preferred embodiment, a servo motor is fixedly embedded in the bottom of the base, and the top end of the servo motor output shaft is fixed to the bottom of the rotating rod. The servo motor is used to drive the rotating rod to rotate, which saves time and effort in use.

[0011] In a preferred embodiment, a ring plate is fixedly provided at the bottom of the gear ring, an annular groove is opened on the inner wall of the bottom of the receiving groove, and the ring plate is slidably arranged in the annular groove to improve the rotation stability of the gear ring.

[0012] In a preferred embodiment, a groove is provided on the outer wall of the front end of the base, and a controller for controlling the servo motor, electric clamp, cooling fan, pulse heating device and electric push rod is fixed in the groove to facilitate staff to operate the device.

[0013] Technical effects and advantages of the utility model:

[0014] The utility model switches the position of the light guide plate by rotating the workbench, so that multiple light guide plates are turned to the bottom of the pulse heating device in turn, and then the upper mold is heated by the pulse heating device, and then the upper mold and the lower mold are driven to fit together by an electric clamp to achieve hot pressing of the light guide plate, and multiple cooling fans are used to accelerate the air flow rate in the protective cover to dissipate heat for the moving light guide plate. The utility model has a simple structure, and the workbench is used to drive the light guide plate to rotate, which is convenient for the staff to load and unload the light guide plate, thereby greatly improving the processing efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0016] Figure 2 This is a rear view of the overall structure of the utility model;

[0017] Figure 3 This is a top view of the workbench of the utility model;

[0018] Figure 4 This is a top view of the base of the utility model;

[0019] Figure 5 It is a cross-sectional view of the base of the utility model.

[0020] The reference numerals are: 1, base; 2, workbench; 3, rotating assembly; 4, lower mold; 5, upper mold; 6, support column; 7, top plate; 8, electric push rod; 9, pulse heating device; 10, protective cover; 11, heat dissipation hole; 12, cooling fan; 13, dustproof net; 14, electric clamp; 15, storage slot; 16, groove; 17, controller;

[0021] 301, gear ring; 302, gear; 303, rotating rod; 304, servo motor; 305, ring plate; 306, annular groove. DETAILED DESCRIPTION

[0022] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0023] Refer to the instruction manual Figure 1-5The utility model provides a pulse heating hot press, comprising a base 1, a workbench 2 is arranged on the top of the base 1, a rotating assembly 3 for driving the workbench 2 to rotate is arranged on the top of the base 1, a plurality of lower molds 4 are fixedly arranged on the top of the workbench 2, and an upper mold 5 used in conjunction with the lower mold 4 is arranged on the top of each lower mold 4;

[0024] In addition, a support column 6 is fixedly provided at the center of the top of the base 1, a top plate 7 is fixedly provided on the top of the support column 6, an electric push rod 8 is fixedly provided at the bottom of the top plate 7, a pulse heating device 9 is fixedly provided at the bottom of the electric push rod 8, the bottom of the pulse heating device 9 contacts the top of one of the upper molds 5 for heating the upper mold 5, a protective cover 10 is fixedly provided on the outer wall of the support column 6, a plurality of heat dissipation holes 11 are provided on the top outer wall and the rear end outer wall of the protective cover 10, and a heat dissipation fan 12 is fixedly provided inside each heat dissipation hole 11 for blowing air to dissipate heat;

[0025] A dustproof net 13 is fixedly provided on the outer wall of each cooling fan 12 to protect the cooling fan 12 and prevent the staff from accidentally touching the cooling fan 12. Electric clamps 14 are fixedly provided on the outer walls on both sides of each upper mold 5. The bottom ends of multiple electric clamps 14 are fixedly embedded in the top of the workbench 2 to facilitate the height adjustment of the upper mold 5. A groove 16 is provided on the outer wall of the front end of the base 1. A controller 17 for controlling the servo motor 304, the electric clamp 14, the cooling fan 12, the pulse heating device 9 and the electric push rod 8 is fixedly provided in the groove 16 to facilitate the staff to operate the device.

[0026] When in use, the staff puts the light guide plate to be hot-pressed on the lower mold 4, and then uses the controller 17 to control the rotating component 3 to drive the workbench 2 to rotate, so that the light guide plate is turned to the bottom of the pulse heating device 9, and then uses the electric push rod 8 to drive the pulse heating device 9 to move downward to heat the upper mold 5, and at the same time uses the electric clamp 14 to drive the upper mold 5 to fit with the lower mold 4 to achieve hot pressing of the light guide plate. After the hot pressing is completed, the workbench 2 rotates to drive the light guide plate to turn into the protective cover 10, and multiple cooling fans 12 are used to draw air to accelerate the air flow rate in the protective cover 10, so as to improve the heat dissipation efficiency of the light guide plate. The structure is simple, and the workbench 2 and the four upper molds 5 are rotated to make the four upper molds 5 turn to the front of the base 1 in turn. When the light guide plate is hot pressed, the staff has sufficient time to take the light guide plate that has been cooled after hot pressing, and then place a new light guide plate to continue hot pressing, so as to improve the processing efficiency.

[0027] Refer to the instruction manual Figure 1-5The top of the base 1 is provided with a storage groove 15, and the rotating assembly 3 includes a gear ring 301, and the gear ring 301 is arranged in the storage groove 15. A gear 302 is meshed on one side of the gear ring 301, and a rotating rod 303 is fixedly passed through the inside of the gear 302, and the bottom of the rotating rod 303 passes through the base 1. A servo motor 304 is fixedly embedded at the bottom of the base 1, and the top of the output shaft of the servo motor 304 is fixed to the bottom of the rotating rod 303. The rotating rod 303 is driven to rotate by the servo motor 304, and manual operation is not required by the staff, which is very convenient to use;

[0028] In addition, a ring plate 305 is fixedly provided at the bottom of the gear ring 301 , and an annular groove 306 is opened on the inner wall of the bottom of the receiving groove 15 , and the ring plate 305 is slidably provided in the annular groove 306 to improve the rotation stability of the gear ring 301 .

[0029] The servo motor 304 drives the rotating rod 303 to rotate the gear 302, and the gear 302 drives the workbench 2 to rotate when it is engaged with the ring gear 301, thereby realizing the automatic rotation of the workbench 2, and the protective cover 10 is fixed above the workbench 2 by the support column 6 to prevent the protective cover 10 from rotating with the workbench 2, and a ring plate 305 is set at the bottom of the ring gear 301, and the ring plate 305 is used to slide in the annular groove 306, so as to improve the stability of the ring gear 301 during rotation.

[0030] Finally: The above description is only a preferred embodiment of the present utility model and is not intended to limit the present utility model. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present utility model should be included in the protection scope of the present utility model.

Claims

1. A pulse heating hot press, comprising a base (1), characterized in that: A workbench (2) is provided on the top of the base (1); a rotating assembly (3) for driving the workbench (2) to rotate is provided on the top of the base (1); a plurality of lower molds (4) are fixedly provided on the top of the workbench (2); and an upper mold (5) for use with the lower mold (4) is provided on the top of each lower mold (4); A support column (6) is fixedly provided at the center of the top of the base (1); a top plate (7) is fixedly provided on the top of the support column (6); an electric push rod (8) is fixedly provided on the bottom of the top plate (7); a pulse heating device (9) is fixedly provided on the bottom of the electric push rod (8); the bottom of the pulse heating device (9) contacts the top of one of the upper molds (5) and is used to heat the upper mold (5); A protective cover (10) is fixedly provided on the outer wall of the support column (6), and a plurality of heat dissipation holes (11) are provided on the top outer wall and the rear end outer wall of the protective cover (10), and a heat dissipation fan (12) is fixedly provided inside each heat dissipation hole (11) for blowing air to dissipate heat.

2. The pulse heating hot press according to claim 1, characterized in that: A dustproof net (13) is fixedly provided on the outer wall of each cooling fan (12) for protecting the cooling fan (12) and preventing staff from accidentally touching the cooling fan (12).

3. The pulse heating hot press according to claim 1, characterized in that: Electric clamps (14) are fixedly provided on the outer walls of both sides of each upper mold (5), and the bottom ends of the plurality of electric clamps (14) are fixedly embedded on the top of the workbench (2) to facilitate the adjustment of the height of the upper mold (5).

4. The pulse heating hot press according to claim 3, characterized in that: The top of the base (1) is provided with a storage groove (15), and the rotating assembly (3) comprises a gear ring (301), the gear ring (301) is arranged in the storage groove (15), a gear (302) is meshed on one side of the gear ring (301), a rotating rod (303) is fixedly passed through the inside of the gear (302), and the bottom of the rotating rod (303) passes through the base (1).

5. The pulse heating hot press according to claim 4, characterized in that: A servo motor (304) is fixedly embedded in the bottom of the base (1), and the top end of the output shaft of the servo motor (304) is fixed to the bottom of the rotating rod (303) for driving the rotating rod (303) to rotate.

6. The pulse heating hot press according to claim 4, characterized in that: A ring plate (305) is fixedly provided at the bottom of the gear ring (301), an annular groove (306) is provided on the inner wall of the bottom of the receiving groove (15), and the ring plate (305) is slidably arranged in the annular groove (306) to improve the rotation stability of the gear ring (301).

7. The pulse heating hot press according to claim 5, characterized in that: The front end outer wall of the base (1) is provided with a groove (16), and a controller (17) for controlling the servo motor (304), the electric clamp (14), the cooling fan (12), the pulse heating device (9) and the electric push rod (8) is fixedly arranged in the groove (16).

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