Stamping die for processing tongue piece of rear windshield of automobile

Abstract

The utility model discloses a stamping die for machining a tongue piece of an automobile rear windshield, and belongs to the technical field of tongue piece machining, the stamping die comprises an upper die assembly and a lower die assembly, the upper die assembly comprises an upper die frame, the bottom of the upper die frame is fixedly connected with an upper cover plate, and the bottom of the upper cover plate is fixedly connected with an upper cushion plate; the upper die assembly comprises an upper die frame movably connected with the upper die frame through a guide column, a fixed plate is fixedly connected to the bottom of the upper base plate, a fixed base plate is fixedly connected to the bottom of the fixed plate, a discharging plate is fixedly connected to the bottom of the fixed base plate, and the lower die assembly comprises a lower die frame movably connected with the upper die frame through a guide column; a female die plate is fixedly connected to the top of the female die base plate, a tongue piece cavity is formed in the top of the female die plate, and connecting openings penetrating through the female die base plate and the female die plate are formed in the inner walls of the two sides of the tongue piece cavity correspondingly.

Description

Technical Field

[0001] The present application relates to the technical field of tongue processing, and more specifically to a stamping die for processing tongues of automobile rear windshields. Background Art

[0002] The rear windshield of a car needs to be printed with silver paste and sintered into a heating wire for defrosting after power is turned on. The joint connecting the silver paste and the wire I is called a tongue. In the processing of the tongue, a stamping die for processing the tongue of the rear windshield of a car is required.

[0003] At present, a Chinese patent with announcement number CN220372038U discloses a stamping die for tongue processing, which includes a bottom plate and also includes: a base, a column and a fixed sleeve are arranged on one side of the bottom plate, two fixed sleeves are provided with fixed rods inside, the top ends of the two fixed rods are connected to the base, and one side of the base is provided with a stamping groove for placing the stamping material; a fixed plate, a lifting plate is slidably arranged between the two columns, a positioning rod is arranged on one side of the lifting plate, a die base is arranged on the positioning rod, a punch is arranged on the outside of the die base, a fixed plate is arranged between the two positioning blocks, and scale lines are arranged on the outside of the column and the positioning rod.

[0004] In the prior art, the stamping die for tongue processing similar to the above-mentioned one can complete the processing operation after the punch is pressed down. However, at this time, the tongue will stay in the stamping groove and needs to be manually taken out by the staff, which is inconvenient for the staff to take it out and increases the labor intensity of the staff. Utility Model Content

[0005] In view of the deficiencies in the prior art, the utility model aims to provide a stamping die for processing a tongue piece of a rear windshield of an automobile, which has the advantages of being easy to cut into workpieces and reducing the labor intensity of workers.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a stamping die for processing a tongue piece of a rear windshield of an automobile, comprising an upper die assembly and a lower die assembly, the upper die assembly comprising an upper die frame, the bottom of the upper die frame is fixedly connected to an upper cover plate, the bottom of the upper cover plate is fixedly connected to an upper pad plate, the bottom of the upper pad plate is fixedly connected to a fixing plate, the bottom of the fixing plate is fixedly connected to a fixing pad plate, the bottom of the fixing pad plate is fixedly connected to a discharge plate, the lower die assembly comprises a lower die frame movably connected to the upper die frame through a guide column, the top of the lower die frame is fixedly connected to a die pad plate, the top of the die pad plate is fixedly connected to a die template, a tongue piece cavity is provided at the top of the die template, both sides of the inner walls of the tongue piece cavity are provided with connecting ports that penetrate the die pad plate and the die template, a connecting shaft is rotatably connected between the inner walls at both ends of the connecting port through a bearing, a side of the connecting shaft close to the tongue piece cavity is fixedly connected to a force application plate, and a side of the connecting shaft away from the force application plate is fixedly connected to a force receiving plate.

[0007] By adopting the above technical scheme, when in use, the material belt is conveyed to between the unloading plate and the concave plate, the mold is started to make the upper mold frame, the upper cover plate, the upper pad plate, the fixed plate, the fixed pad plate and the unloading plate move downward, and the tongue cavity on the concave plate can be cooperated to perform a punching operation on the workpiece. When the workpiece is punched, the positioning rod will move downward, and the downward movement of the positioning rod can make the positioning block move downward, and the positioning block located above can apply force to the force plate, and the force plate rotates in cooperation with the connecting shaft, and the rotation of the force plate can make the force plate rotate. Since the sheared workpiece is located in the tongue cavity and moves a certain position in the tongue cavity, when the workpiece moves to the bottom of the force plate, the force plate rotates out through the inner wall of the connecting port and applies force to the workpiece, so that the workpiece can be pushed out of the tongue cavity and placed in a collection box at the bottom of the lower mold frame for collection. After one stamping is completed, the positioning rod moves upward to make the positioning block located below move upward, and the positioning block cooperates with the connecting spring to reset the force plate. Therefore, it is convenient to unload the workpiece, thereby reducing the labor intensity of the staff.

[0008] In a preferred embodiment: a connecting spring is fixedly connected to the top of the force-bearing plate, and the top of the connecting spring is fixedly connected to the top inner wall of the connecting port.

[0009] By adopting the above technical solution and setting of the connecting spring, a pulling force can be applied to the force-bearing plate, so that the force-applying plate is stably placed at the connecting port.

[0010] In a preferred embodiment: positioning rods are fixedly connected to both sides of the upper mold frame, positioning blocks are fixedly connected to the top and bottom of one side of the positioning rods, and one side of the force-bearing plate is located between the two positioning blocks.

[0011] By adopting the above technical solution and setting the positioning block, force can be applied to the force-bearing plate, so that the force-bearing plate rotates in the connecting port.

[0012] In a preferred embodiment: a rotation groove is opened on one side of the top of the positioning block located at the bottom, and the inner wall of the rotation groove is rotatably connected with a rotation shaft through a bearing, and the rotation shaft forms a rolling fit with the bottom of the force-bearing plate.

[0013] By adopting the above technical solution, the setting of the rotating shaft can rotate in the inner wall of the rotating groove, reducing the friction between the force-bearing plate and the positioning block located below, and protecting the equipment structure.

[0014] In a preferred embodiment: a rotation groove is opened on one side of the force-bearing plate, and the inner wall of the rotation groove is rotatably connected to a rotation shaft through a bearing, and the bottom of the positioning block located above the rotation shaft forms a rolling fit.

[0015] By adopting the above technical solution, the setting of the rotating shaft can rotate in the inner wall of the rotating groove, reducing the friction between the force-bearing plate and the positioning block located above, and protecting the equipment structure.

[0016] In a preferred embodiment: the surface of the rotating shaft and the surface of the rotation shaft are both covered with an anti-skid pad, the anti-skid pad is made of rubber, and a cavity is defined inside the anti-skid pad.

[0017] By adopting the above technical solution, the provision of the anti-skid pad can increase the friction between the rotating shaft and the positioning block, which can not only protect the equipment structure but also avoid relative sliding between the rotating shaft and the positioning block.

[0018] Compared with the prior art, this application has the following beneficial effects:

[0019] 1. The positioning block can be moved downward by moving the positioning rod downward. At this time, the rotation of the force plate can cause the force plate to rotate. When the workpiece moves to the bottom of the force plate, the force plate rotates out through the inner wall of the connection port and applies force to the workpiece, so that the workpiece can be pushed out of the tongue cavity. At this time, a collection box can be placed at the bottom of the lower mold frame to collect the workpiece. Therefore, it is convenient to unload the workpiece and reduce the labor intensity of the staff.

[0020] 2. The positioning block below can be moved upward by moving the positioning rod upward. The positioning block cooperates with the connecting spring to reset the force-bearing plate. The connecting spring can apply tension to the force-bearing plate, so that the force-applying plate can be placed stably at the connection port;

[0021] 3. The rotating shaft can rotate in the inner wall of the rotating groove, which can reduce the friction between the force-bearing plate and the positioning block located below, and can protect the equipment structure. The rotating shaft can rotate in the inner wall of the rotating groove, which can reduce the friction between the force-bearing plate and the positioning block located above, and can protect the equipment structure. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1 is a stereoscopic view of a stamping die for processing a tongue piece of a rear windshield of an automobile according to the present embodiment;

[0023] Figure 2 It is a schematic structural diagram of a concave mold plate of a stamping die for processing a tongue piece of a rear windshield of an automobile in this embodiment;

[0024] Figure 3 It is a schematic diagram of the force plate structure of the stamping die for processing the tongue piece of the rear windshield of the automobile in this embodiment;

[0025] Figure 4 yes Figure 3 Schematic diagram of the enlarged structure at point A in the middle.

[0026] Explanation of the reference numerals: 1. Upper mold frame; 2. Upper cover plate; 3. Upper pad; 4. Fixed plate; 5. Fixed pad; 6. Unloading plate; 7. Lower mold frame; 8. Concave mold pad; 9. Concave mold plate; 10. Tongue cavity; 11. Connecting port; 12. Connecting shaft; 13. Force plate; 14. Force plate; 15. Connecting spring; 16. Positioning rod; 17. Positioning block; 18. Rotating groove; 19. Rotating shaft; 20. Rotating groove; 21. Rotating shaft; 22. Anti-slip pad; 23. Cavity. DETAILED DESCRIPTION

[0027] In order to make the objectives, technical solutions and advantages of the embodiments of the present disclosure more clear, the technical solutions of the embodiments of the present disclosure will be clearly and completely described below in conjunction with the drawings of the embodiments of the present disclosure.

[0028] In the description of the present disclosure, it should be understood that the terms "upper", "lower", "left", "right", "inside", "outside", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, or are the orientations or positional relationships in which the disclosed product is conventionally placed when in use, or are the orientations or positional relationships conventionally understood by those skilled in the art. They are only for the convenience of describing the present disclosure and simplifying the description, and do 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 therefore should not be understood as a limitation on the present disclosure.

[0029] Stamping die for automobile rear windshield tongue processing, such as Figure 1-4As shown, it includes an upper mold assembly and a lower mold assembly, the upper mold assembly includes an upper mold frame 1, the bottom of the upper mold frame 1 is fixedly connected with an upper cover plate 2, the bottom of the upper cover plate 2 is fixedly connected with an upper pad 3, the bottom of the upper pad 3 is fixedly connected with a fixed plate 4, the bottom of the fixed plate 4 is fixedly connected with a fixed pad 5, and the bottom of the fixed pad 5 is fixedly connected with a discharge plate 6, the lower mold assembly includes a lower mold frame 7 movably connected to the upper mold frame 1 through a guide column, the top of the lower mold frame 7 is fixedly connected with a die pad 8, the top of the die pad 8 is fixedly connected with a die template 9, a tongue cavity 10 is provided at the top of the die template 9, both sides of the inner wall of the tongue cavity 10 are provided with a connecting port 11 that passes through the die pad 8 and the die template 9, a connecting shaft 12 is rotatably connected between the inner walls at both ends of the connecting port 11 through a bearing, a side of the connecting shaft 12 close to the tongue cavity 10 is fixedly connected with a force plate 13, and a side of the connecting shaft 12 away from the force plate 13 is fixedly connected with a force plate 14.

[0030] It should be noted that, in this embodiment, the top of the force-bearing plate 14 is fixedly connected with a connecting spring 15, and the top of the connecting spring 15 is fixedly connected to the top inner wall of the connecting port 11. The connecting spring 15 can apply tension to the force-bearing plate 14, so that the force-applying plate 13 is stably placed in the connecting port 11.

[0031] Furthermore, in the present embodiment, positioning rods 16 are fixedly connected to both sides of the upper mold frame 1, and positioning blocks 17 are fixedly connected to the top and bottom of one side of the positioning rods 16. One side of the force-bearing plate 14 is located between the two positioning blocks 17. The positioning blocks 17 can apply force to the force-bearing plate 14, so that the force-bearing plate 14 can rotate in the connecting port 11.

[0032] In one specific embodiment, a rotating groove 18 is opened on one side of the top of the positioning block 17 located below, and the inner wall of the rotating groove 18 is rotatably connected to a rotating shaft 19 through a bearing. The rotating shaft 19 forms a rolling fit with the bottom of the force-bearing plate 14. The rotating shaft 19 can rotate in the inner wall of the rotating groove 18, thereby reducing the friction between the force-bearing plate 14 and the positioning block 17 located below, thereby protecting the equipment structure.

[0033] It should be noted that, in the present embodiment, a rotation groove 20 is opened on one side of the force-bearing plate 14, and the inner wall of the rotation groove 20 is rotatably connected to a rotation shaft 21 through a bearing, and the bottom of the positioning block 17 located above the rotation shaft 21 forms a rolling fit. The rotation shaft 21 can rotate in the inner wall of the rotation groove 20, thereby reducing the friction between the force-bearing plate 14 and the positioning block 17 located above, and protecting the equipment structure.

[0034] Furthermore, in this embodiment, the surface of the rotating shaft 21 and the surface of the rotating shaft 19 are both covered with anti-skid pads 22. The anti-skid pads 22 are made of rubber and have a cavity 23 therein. The anti-skid pads 22 can increase the friction between the rotating shaft 21 and the positioning block 17, thereby protecting the device structure and preventing relative sliding between the rotating shaft 21 and the positioning block 17.

[0035] The working process and beneficial effects of the utility model are as follows: when in use, the material belt is conveyed to between the unloading plate 6 and the concave template 9, and the mold is started to move the upper mold frame 1, the upper cover plate 2, the upper pad 3, the fixed plate 4, the fixed pad 5 and the unloading plate 6 downward, and the tongue cavity 10 on the concave template 9 can be cooperated to perform a stamping operation on the workpiece. When the workpiece is stamped, the positioning rod 16 will move downward, and the downward movement of the positioning rod 16 can make the positioning block 17 move downward, and the positioning block 17 located above can apply force to the force-bearing plate 14, and the force-bearing plate 14 cooperates with the connecting shaft 12 to rotate, and the rotation of the force-bearing plate 14 can make the force-bearing plate 14 rotate. The force plate 13 rotates. Since the sheared workpiece is located in the tongue cavity 10 and moves to a certain position in the tongue cavity 10, when the workpiece moves to the bottom of the force plate 13, the force plate 13 rotates out through the inner wall of the connecting port 11 and applies force to the workpiece, so that the workpiece can be pushed out through the tongue cavity 10. At this time, a collection box can be placed at the bottom of the lower mold frame 7 for collection. After one stamping is completed, the positioning rod 16 moves up to move the positioning block 17 located below up, and the positioning block 17 cooperates with the connecting spring 15 to reset the force plate 14. Therefore, it is convenient for unloading the workpiece and reduces the labor intensity of the staff.

[0036] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the design concept of the present invention should be included in the protection scope of the present invention.

Claims

1. A stamping die for processing a tongue piece of a rear windshield of an automobile, characterized in that: The invention comprises an upper die assembly and a lower die assembly, wherein the upper die assembly comprises an upper die frame (1), the bottom of the upper die frame (1) is fixedly connected to an upper cover plate (2), the bottom of the upper cover plate (2) is fixedly connected to an upper pad plate (3), the bottom of the upper pad plate (3) is fixedly connected to a fixed plate (4), the bottom of the fixed plate (4) is fixedly connected to a fixed pad plate (5), the bottom of the fixed pad plate (5) is fixedly connected to a discharge plate (6), and the lower die assembly comprises a lower die frame (7) movably connected to the upper die frame (1) via a guide column, and the top of the lower die frame (7) is fixedly connected to a die pad The die pad (8) is fixedly connected to a die plate (9) at the top, a tongue cavity (10) is provided at the top of the die plate (9), and connecting openings (11) penetrating the die pad (8) and the die plate (9) are provided on the inner walls at both sides of the tongue cavity (10), a connecting shaft (12) is rotatably connected between the inner walls at both ends of the connecting opening (11) via bearings, a force plate (13) is fixedly connected to the side of the connecting shaft (12) close to the tongue cavity (10), and a force receiving plate (14) is fixedly connected to the side of the connecting shaft (12) away from the force plate (13).

2. The stamping die for processing the rear window tongue of an automobile according to claim 1, characterized in that: A connecting spring (15) is fixedly connected to the top of the force-bearing plate (14), and the top of the connecting spring (15) is fixedly connected to the top inner wall of the connecting port (11).

3. The stamping die for processing the rear window tongue of an automobile according to claim 1, characterized in that: Both sides of the upper mold frame (1) are fixedly connected with positioning rods (16), the top and bottom of one side of the positioning rod (16) are fixedly connected with positioning blocks (17), and one side of the force-bearing plate (14) is located between the two positioning blocks (17).

4. The stamping die for processing the rear window tongue of an automobile according to claim 3, characterized in that: A rotation groove (18) is provided on one side of the top of the positioning block (17) located below. The inner wall of the rotation groove (18) is rotatably connected to a rotation shaft (19) via a bearing. The rotation shaft (19) forms a rolling fit with the bottom of the force-bearing plate (14).

5. The stamping die for processing the rear windshield tongue of an automobile according to claim 4, characterized in that: A rotation groove (20) is provided on one side of the force-bearing plate (14), and the inner wall of the rotation groove (20) is rotatably connected to a rotation shaft (21) via a bearing, and the bottom of the positioning block (17) located above the rotation shaft (21) forms a rolling fit.

6. The stamping die for processing the rear windshield tongue of an automobile according to claim 5, characterized in that: The surface of the rotating shaft (21) and the surface of the rotating shaft (19) are both covered with an anti-skid pad (22), and the anti-skid pad (22) is made of rubber.

7. The stamping die for processing the rear window tongue of an automobile according to claim 6, characterized in that: A cavity (23) is defined in the anti-slip pad (22).

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