Punching die for automobile motor cover

Abstract

The utility model discloses a punching die for an automobile motor cover. The punching die comprises a rack assembly and a punching assembly. The rack assembly comprises a bottom plate and a supporting frame, and the bottom plate is provided with a positioning ring matched with the outer diameter of a motor cover so that the motor cover can be fixed. The punching assembly comprises a connecting plate, a punching driving part, a punching head and a punching base plate, the connecting plate is fixed to the supporting frame, the punching driving part is arranged at the bottom of the connecting plate and connected with the punching head, the punching base plate is arranged on the connecting plate, and the punching head is connected with the punching base plate. The punching base plate is provided with a through hole matched with the punching head, and the punching head and the punching base plate are located on the same horizontal line so as to drive the punching head to punch the periphery of the motor cover under the driving of the punching driving piece. And the punching efficiency of the motor cover is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of punching equipment, and particularly relates to a punching die for an automobile motor cover. Background Art

[0002] New energy vehicles mainly convert electric energy into kinetic energy to achieve the power output of the vehicle. Among them, the motor is the main component of power output. The rotation speed of the motor directly affects the driving speed of the vehicle. When the motor rotates and works, a large amount of heat will be generated. In order to avoid vehicle failures caused by too high motor temperature, it is necessary to dissipate heat and cool the motor when the motor temperature is too high. The existing cooling methods generally include air cooling and water cooling. In order to improve the cooling effect of air cooling, it is generally necessary to open through holes in the motor cover so that cold air can enter the motor interior through the through holes to improve the cooling effect of the motor. When performing the opening operation on the motor cover, it is mainly manual to hold an electric drill to manually drill the motor cover, resulting in low drilling efficiency and low hole position accuracy. In view of this, the present utility model is proposed. Content of the Utility Model

[0003] In order to solve the problem of low efficiency of manually drilling the motor cover, the present utility model provides a punching die for an automobile motor cover.

[0004] To solve the above technical problems, the present utility model provides a punching die for an automobile motor cover. The punching die includes a frame assembly and a punching assembly; the frame assembly includes a bottom plate and a support frame. A positioning ring adapted to the outer diameter of the motor cover is provided on the bottom plate for fixing the motor cover; the punching assembly includes a connecting plate, a punching driving member, a punching head, and a punching backing plate. The connecting plate is fixed on the support frame. The punching driving member is arranged at the bottom of the connecting plate and connected to the punching head. The punching backing plate is arranged on the connecting plate, and a through hole adapted to the punching head is opened on the punching backing plate. The punching head and the punching backing plate are on the same horizontal line to drive the punching head to punch the periphery of the motor cover under the drive of the punching driving member.

[0005] In an embodiment of the present utility model, the punching assembly further includes a sliding plate. An annular sliding groove is opened at the bottom of the connecting plate. An annular sliding block slidably connected to the annular sliding groove is provided on the sliding plate. The punching driving member and the punching backing plate are both connected to the connecting plate through the sliding plate.

[0006] In an embodiment of the present utility model, at least two guiding pieces are arranged side by side on the sliding plate. The punching head sequentially passes through at least two guiding pieces and is fixedly connected to the punching driving member.

[0007] In an embodiment of the present utility model, at least two of the annular chutes and at least two of the annular sliders are provided. The at least two annular chutes are concentrically arranged with one being larger and the other being smaller, and the at least two annular sliders are fixed on the sliding plate and are slidably connected to the at least two annular chutes.

[0008] In an embodiment of the present utility model, the punching assembly further includes a moving driving member. The moving driving member is fixed on the top surface of the connecting plate and is connected to the sliding plate to drive the sliding plate to rotate along the annular chute.

[0009] In an embodiment of the present utility model, at least two sets of the punching driving members, punching heads, and punching backing plates are provided. The at least two sets of punching driving members, punching heads, and punching backing plates are arranged in an array along the circumferential direction of the annular chute.

[0010] In an embodiment of the present utility model, the punching assembly further includes a lifting driving member and a guiding rod. An elevating mounting plate is connected to the moving driving member. The lifting driving member is fixedly connected to the elevating mounting plate. The guiding rods are arranged on both sides of the lifting driving member, and one end of each guiding rod is fixedly connected to the connecting plate, and the other end passes through the elevating mounting plate and is inserted and connected to the support frame.

[0011] In an embodiment of the present utility model, the punching assembly further includes a punching connecting column and a punching bottom plate. The punching bottom plate is fixed on the connecting plate through the punching connecting column. Stamping nails are arranged in an array on the bottom plate within the positioning ring, and stamping grooves corresponding to the stamping nails are formed on the punching bottom plate.

[0012] In an embodiment of the present utility model, an arc surface is provided on one side of the punching backing plate close to the punching driving member, and a buffer layer is provided on the arc surface.

[0013] Compared with the prior art, the beneficial effects of the present utility model are as follows:

[0014] By fixing the positioning ring on the base, it is convenient to position the motor cover by the positioning ring when punching the motor cover. By fixing the connecting plate on the support frame and installing the punching driving member and the punching backing plate on the connecting plate, connecting the punching head to the punching driving member, driving the punching head to move towards the punching backing plate under the drive of the punching driving member, and punching around the motor cover with the punching head, thereby realizing the automated punching operation of the motor cover and improving the punching efficiency of the motor cover. Description of the Drawings

[0015] The accompanying drawings are used to provide a further understanding of the embodiments of the present utility model and constitute a part of the specification. Together with the following specific embodiments, they are used to explain the embodiments of the present utility model, but do not constitute a limitation to the embodiments of the present utility model. In the accompanying drawings:

[0016] Figure 1 is a three-dimensional structural schematic diagram of the punching die provided by the embodiment of the present utility model;

[0017] Figure 2 is a first exploded structural schematic diagram of the punching die provided by the embodiment of the present utility model;

[0018] Figure 3 is a second exploded structural schematic diagram of the punching die provided by the embodiment of the present utility model;

[0019] Figure 4 is Figure 3 the enlarged view at position A in

[0020] Explanation of reference numerals

[0021] 1. Punching die; 2. Motor cover; 11. Frame assembly; 12. Punching assembly; 111. Bottom plate; 112. Support frame; 113. Positioning ring; 114. Stamping nail; 121. Connecting plate; 122. Punching driving part; 123. Punching head; 124. Sliding plate; 125. Guide piece; 126. Moving driving part; 127. Punching connecting column; 128. Impulse base; 129. Lifting driving part; 120. Guide rod; 1211. Annular chute; 1241. Annular slider; 1242. Punching backing plate. Specific embodiments

[0022] The following details the specific embodiments of the present utility model in conjunction with the accompanying drawings. It should be understood that the specific embodiments described herein are only used to illustrate and explain the present utility model and are not used to limit the present utility model.

[0023] Please refer to Figures 1-4, the punching die 1 of the present utility model includes a frame assembly 11 and a punching assembly 12; the frame assembly 11 includes a bottom plate 111 and a support frame 112, and a positioning ring 113 adapted to the outer diameter of the motor cover 2 is provided on the bottom plate 111 for fixing the motor cover 2; the punching assembly 12 includes a connecting plate 121, a punching driving member 122, a punching head 123, and a punching backing plate 1242. The connecting plate 121 is fixed to the support frame 112, the punching driving member 122 is disposed at the bottom of the connecting plate 121 and connected to the punching head 123. The punching backing plate 1242 is disposed on the connecting plate 121, and a through hole adapted to the punching head 123 is provided on the punching backing plate 1242. The punching head 123 and the punching backing plate 1242 are located on the same horizontal line to drive the punching head 123 to punch the periphery of the motor cover 2 under the drive of the punching driving member 122.

[0024] By fixing the positioning ring 113 on the base, it is convenient to position the motor cover 2 by the positioning ring 113 when punching the motor cover 2. By fixing the connecting plate 121 on the support frame 112 and installing the punching driving member 122 and the punching backing plate 1242 on the connecting plate 121, the punching head 123 is connected to the punching driving member 122, so that under the drive of the punching driving member 122, the punching head 123 moves towards the punching backing plate 1242 and punches the periphery of the motor cover 2.

[0025] When performing the punching operation, first place the motor cover 2 on the positioning ring 113, then adjust the height of the punching assembly 12, and move the punching head 123 and the punching backing plate 1242 to both sides of the side wall of the motor cover 2 so that the punching backing plate 1242 fits against the inner wall of the motor cover 2. Subsequently, by controlling the punching driving member 122 to drive the punching head 123 to move, the punching head 123 moves from the outer wall of the motor cover 2 towards the punching backing plate 1242 and punches the motor cover 2, thereby realizing the automatic punching operation of the motor cover 2 and improving the punching efficiency of the motor cover 2.

[0026] Since the peripheral side walls of the motor cover 2 all need to be punched, therefore, after completing one punching operation, the angle of the motor cover 2 can be manually rotated, and then another punching operation can be performed, so that the sides around the motor cover 2 can be punched, improving the punching efficiency of the motor cover 2. Compared with the manual punching method in the prior art, the punching die 1 of the present utility model can realize the automatic punching operation of the motor cover 2, improving the punching efficiency and punching accuracy.

[0027] In an embodiment of the present utility model, the punching assembly 12 further includes a sliding plate 124. An annular sliding groove 1211 is formed at the bottom of the connecting plate 121. An annular sliding block 1241 is arranged on the sliding plate 124 and is slidably connected to the annular sliding groove 1211. Both the punching driving member 122 and the punching backing plate 1242 are connected to the connecting plate 121 through the sliding plate 124. When punching the periphery of the motor cover 2, by rotating the sliding plate 124, the sliding plate 124 drives the punching driving member 122 and the punching backing plate 1242 to rotate synchronously, so as to adjust the positions of the punching driving member 122 and the punching backing plate 1242, thereby realizing punching at different positions on the periphery of the motor cover 2 and improving the operation flexibility and punching efficiency of punching.

[0028] In an embodiment of the present utility model, at least two guiding pieces 125 are arranged side by side on the sliding plate 124. The punching head 123 sequentially passes through the at least two guiding pieces 125 and is fixedly connected to the punching driving member 122, so as to provide guidance for the punching head 123 under the action of the guiding pieces 125 and improve the accuracy and stability of the punching head 123 when punching the motor cover 2.

[0029] In an embodiment of the present utility model, at least two annular sliding grooves 1211 and at least two annular sliding blocks 1241 are provided. The at least two annular sliding grooves 1211 are arranged in a concentric manner with one being larger and the other being smaller. The at least two annular sliding blocks 1241 are fixed on the sliding plate 124 and are slidably connected to the at least two annular sliding grooves 1211, so that the sliding plate 124 rotates relative to the connecting plate 121 under the sliding cooperation of the at least two annular sliding blocks 1241 and the at least two annular sliding grooves 1211, and further drives the punching driving member 122 and the punching backing plate 1242 to adjust positions, improving the rotation flexibility of the sliding plate 124.

[0030] In an embodiment of the present utility model, the punching assembly 12 further includes a moving driving member 126. The moving driving member 126 is fixed on the top surface of the connecting plate 121 and is connected to the sliding plate 124 to drive the sliding plate 124 to rotate along the annular sliding groove 1211. Further, when performing a punching operation on the motor cover 2, the punching driving member 122 drives the punching head 123 to punch the motor cover 2, and cooperates with the moving driving member 126 to drive the sliding plate 124 to perform intermittent rotation, thereby realizing an automatic punching operation on the periphery of the motor cover 2 and improving the punching efficiency.

[0031] In an embodiment of the present utility model, there are at least two sets of punching driving members 122, punching heads 123, and punching backing plates 1242. The at least two sets of punching driving members 122, punching heads 123, and punching backing plates 1242 are arranged in an array along the circumferential direction of the annular sliding groove 1211, so as to punch the side wall of the motor cover 2 in the circumferential direction simultaneously under the mutual cooperation of the at least two sets of punching driving members 122, punching heads 123, and punching backing plates 1242, further improving the punching efficiency of the motor cover 2.

[0032] In an embodiment of the present utility model, the punching assembly 12 further includes a lifting driving member 129 and a guiding rod 120. A lifting mounting plate is connected to the moving driving member 126. The lifting driving member 129 is fixedly connected to the lifting mounting plate. The guiding rod 120 is arranged on both sides of the lifting driving member 129, and one end of the guiding rod 120 is fixedly connected to the connecting plate 121, and the other end passes through the lifting mounting plate and is inserted and connected to the support frame 112, so as to drive the connecting plate 121 to lift through the lifting driving member 129. When the lifting driving member 129 drives the connecting plate 121 to rise, it is convenient for the operator to place the motor cover 2 into the positioning ring 113 for fixation. Subsequently, the lifting driving member 129 drives the connecting plate 121 to descend, so that the punching head 123 and the punching backing plate 1242 are located at both ends of the side wall of the motor cover 2, and the punching head 123 is driven by the punching driving member 122 to punch the motor cover 2.

[0033] In an embodiment of the present utility model, the punching assembly 12 further includes a punching connecting column 127 and a punching bottom plate 111. The punching bottom plate 111 is fixed to the connecting plate 121 through the punching connecting column 127. Punching nails 114 are arranged in an array on the bottom plate 111 within the positioning ring 113. Punching grooves corresponding to the punching nails 114 are formed on the punching bottom plate 111. When the lifting driving member 129 drives the connecting plate 121 to descend, the punching connecting column 127 and the punching bottom plate 111 can descend synchronously, so that the punching bottom plate 111 presses the bottom of the motor cover 2, and the bottom of the motor cover 2 is punched under the punching action of the punching nails on the bottom of the motor cover 2. Subsequently, the punching driving member 122 cooperates with the punching backing plate 1242 to punch the side wall of the motor cover 2, so as to realize the simultaneous punching operation on the bottom and side wall of the motor cover 2 and improve the punching efficiency.

[0034] In an embodiment of the present utility model, an arc surface is provided on one side of the punching backing plate 1242 close to the punching driving member 122, and a buffer layer is arranged on the arc surface, so that the punching backing plate 1242 fits against the inner wall of the motor cover 2 through the arc-shaped buffer layer, avoiding extrusion deformation of the side wall of the motor cover 2 when the punching head 123 punches the side wall of the motor cover 2. Among them, the buffer layer can be any one of rubber, sponge, and plastic, so as to fit against the inner wall of the motor cover 2 and provide buffering for the subsequent punching operation.

[0035] In the present utility model, unless otherwise clearly specified and defined, the first feature being "on" or "under" the second feature may mean that the first and second features are in direct contact, or the first and second features are in indirect contact through an intermediate medium. Moreover, the first feature being "above", "over" and "on top of" the second feature may mean that the first feature is directly above or obliquely above the second feature, or merely indicates that the horizontal height of the first feature is higher than that of the second feature. The first feature being "under", "beneath" and "underneath" the second feature may mean that the first feature is directly below or obliquely below the second feature, or merely indicates that the horizontal height of the first feature is less than that of the second feature.

[0036] The preferred embodiments of the present utility model have been described in detail above with reference to the accompanying drawings. However, the present utility model is not limited thereto. Within the scope of the technical concept of the present utility model, various simple modifications can be made to the technical solutions of the present utility model, including combinations of various specific technical features in any suitable manner. To avoid unnecessary repetition, the present utility model will not separately describe various possible combination methods. However, these simple modifications and combinations should also be regarded as the content disclosed by the present utility model and all fall within the protection scope of the present utility model.

[0037] Although the embodiments of the present utility model have been shown and described above, it can be understood that the above embodiments are exemplary and should not be construed as limiting the present utility model. Those of ordinary skill in the art can make changes, modifications, substitutions and variations to the above embodiments within the scope of the present utility model.

Claims

1. An automotive motor cover punching die, characterized in that, The punching die includes a frame assembly and a punching assembly; The frame assembly includes a bottom plate and a support frame. A positioning ring adapted to the outer diameter of the motor cover is provided on the bottom plate for fixing the motor cover; The punching assembly includes a connecting plate, a punching driving member, a punching head and a punching backing plate. The connecting plate is fixed on the support frame. The punching driving member is arranged at the bottom of the connecting plate and connected to the punching head. The punching backing plate is arranged on the connecting plate, and a through hole adapted to the punching head is provided on the punching backing plate. The punching head and the punching backing plate are on the same horizontal line to drive the punching head to punch the periphery of the motor cover under the drive of the punching driving member.

2. The punching die for the automotive motor cover according to claim 1, wherein, The punching assembly further includes a sliding plate. An annular sliding groove is provided at the bottom of the connecting plate. An annular sliding block slidably connected to the annular sliding groove is provided on the sliding plate. The punching driving member and the punching backing plate are both connected to the connecting plate through the sliding plate.

3. The punching die for the motor hood of an automobile according to claim 2, wherein At least two guiding pieces are arranged side by side on the sliding plate. The punching head sequentially passes through at least two guiding pieces and is fixedly connected to the punching driving member.

4. The punching die for the automotive motor cover according to claim 2, characterized in that, At least two annular sliding grooves and at least two annular sliding blocks are provided. At least two of the annular sliding grooves are concentrically arranged with one being larger and the other being smaller. At least two annular sliding blocks are fixed on the sliding plate and slidably connected to at least two annular sliding grooves.

5. The punching die for the automotive motor cover according to claim 2, characterized in that, The punching assembly further includes a moving driving member. The moving driving member is fixed on the top surface of the connecting plate and connected to the sliding plate to drive the sliding plate to rotate along the annular sliding groove.

6. The punching die for the automotive motor cover according to claim 2, characterized in that, At least two sets of the punching driving members, punching heads and punching backing plates are provided. At least two sets of the punching driving members, punching heads and punching backing plates are arranged in an array along the circumferential direction of the annular sliding groove.

7. The punching die for the automotive motor cover according to claim 5, characterized in that, The punching assembly further includes a lifting driving member and a guiding rod. A lifting mounting plate is connected to the moving driving member. The lifting driving member is fixedly connected to the lifting mounting plate. The guiding rod is arranged on both sides of the lifting driving member. One end of the guiding rod is fixedly connected to the connecting plate, and the other end passes through the lifting mounting plate and is inserted and connected to the support frame.

8. The punching die for the automotive motor cover according to claim 1, wherein, The punching assembly further includes a punching connecting column and a punching bottom plate. The punching bottom plate is fixed on the connecting plate through the punching connecting column. Punching nails are arranged in an array on the bottom plate within the positioning ring. Punching grooves corresponding to the punching nails are provided on the punching bottom plate.

9. The punching die for the motor hood of an automobile according to claim 1, wherein An arc surface is provided on one side of the punching backing plate close to the punching driving member. A buffer layer is provided on the arc surface.

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