Automatic punching device for bearing dust cover

Abstract

The utility model discloses a bearing dust cover automatic stamping device which comprises a machine cabinet, a machine table is arranged at the top end of the machine cabinet, a portal frame is arranged in the center of the top end of the machine table, a lifting driving piece is installed in the center of the top end of the portal frame, and the bottom end of the lifting driving piece extends to the inner side of the portal frame and is provided with a top plate. Two guide rails are arranged at the top end of the cabinet on the inner side of the portal frame; two bearing plates are arranged above the guide rails; a lower template is arranged at the top ends of the bearing plates; a lower mold is arranged at the top end of the lower template; according to the double-station punching device, double-station sequential punching can be conducted on the dustproof cover, the punching efficiency of the punching device on the dustproof cover is improved when the punching device is used, the punching precision of the upper die on the dustproof cover on the inner side of the lower die is guaranteed, and the purpose that the lower die is easy to replace and maintain is achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of stamping processing of a bearing dust cover, in particular to an automatic stamping device for a bearing dust cover. Background Art

[0002] The bearing dust cover is an annular cover, usually stamped from a thin metal plate and fixed on a ring or washer of the bearing. When the bearing dust cover is stamped and formed, a punching machine is used to cut a ring from a steel strip to bend the outer ring to form a dust cover.

[0003] A bearing dust cover stamping die with reference publication number CN204220782U includes a main body portion in the shape of a circular tube, an outer wall of the main body portion is integrally formed with an annular connecting wall coaxial with the main body portion, and the outer circumference of the connecting wall is evenly formed with 3-4 strip openings along the radial direction of the connecting wall; it also includes the same number of stamping parts as the strip openings, the stamping parts are arc-shaped, and each stamping part is connected end to end to form a circular ring, and each stamping part is connected to each strip opening by a screw. The dust cover stamping mold of the device is composed of several adjustable stamping parts, and different sizes can be adjusted according to the size of the dust groove, which reduces the number of original molds and the number of times the molds are repaired, greatly improving the production cost and efficiency of the workshop; it also saves the operator from the step of grading the size of the dust groove, greatly improving the production efficiency; in addition, the stamping quality of the bearing dust cover is improved. According to the above, although the stamping mold device can be well applied, it is usually not convenient to perform double-station stamping processing on the dust cover workpiece in sequence, making it difficult for the stamping processing efficiency of the dust cover to reach the established expectations. In addition, it is not convenient to limit the lifting and lowering range of the upper mold, and it is difficult to ensure the stamping accuracy of the dust cover workpiece, which often troubles people. Utility Model Content

[0004] The purpose of the utility model is to provide an automatic stamping device for a bearing dust cover, so as to solve the problem that the stamping die device proposed in the above background technology can be well applied, but it is usually not convenient to perform double-station stamping processing on the dust cover workpiece in sequence, making it difficult for the stamping processing efficiency of the dust cover to reach the established expectations, and it is also not convenient to limit the lifting range of the upper die, making it difficult to ensure the stamping accuracy of the dust cover workpiece.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an automatic stamping device for a bearing dust cover, comprising a cabinet, a machine platform is provided at the top of the cabinet, a gantry is provided at the center position of the top of the machine platform, a lifting drive member is installed at the center position of the top of the gantry, the bottom end of the lifting drive member extends to the inner side of the gantry and is provided with a top plate, an upper template is provided at the bottom end of the top plate, an upper mold is installed at the center position of the bottom end of the upper template, two guide rails are provided at the top of the cabinet inside the gantry, two bearing plates are provided above the guide rails, a lower template is provided at the top of the bearing plate, a lower mold is installed at the top of the lower template, a control panel is installed at one end of the cabinet surface, and the output end of the single-chip microcomputer inside the control panel is electrically connected to the input end of the lifting drive member.

[0006] Preferably, telescopic driving components are installed on both sides of the top of the machine through brackets, the input end of the telescopic driving component is electrically connected to the output end of the single-chip microcomputer inside the control panel, and one end of the telescopic driving component is connected to the outer wall of the supporting plate. The telescopic driving component is arranged to drive the supporting plate to move laterally.

[0007] Preferably, guide seats are provided on both sides of the interior of the top plate, both ends of the guide seats extend to the outside of the top plate, the interior of the guide seat is movably connected with a guide rod, the bottom end of the guide rod extends to the outside of the guide seat, the top end of the guide rod extends to the outside of the guide seat and is fixedly connected to the top of the gantry, and the guide seat is located on the outer wall of the guide rod for sliding so as to limit the lifting range of the top plate.

[0008] Preferably, rail seats are provided on both sides of the bottom end of the bearing plate, and the bottom of the rail seat is slidably connected to the top of the guide rail, and the rail seat slides on the top of the guide rail to limit the movement range of the bearing plate.

[0009] Preferably, both sides of the lower template are provided with limit grooves, both ends of the limit grooves extend to the outside of the lower template, and a rotating drive component is installed on one side of the bottom end of the lower template through a bracket, so that the movement range of the splint can be limited by setting the limit grooves.

[0010] Preferably, a bidirectional screw is installed at one end of the rotating drive member, and nut pairs are threadedly installed on the outer walls on both sides of the bidirectional screw. The nut pairs are located on the outer walls of the bidirectional screw and slide towards each other, so that the nut pairs drive the splint to translate laterally.

[0011] Preferably, a clamping plate is provided on the outer wall of the nut pair, the top end of the clamping plate passes through the limiting groove and extends to the top of the lower template, the inner wall of the upper end of the clamping plate touches the outer wall of the lower mold, and the clamping plate is provided to clamp and fix the lower mold to the top end of the lower template.

[0012] Preferably, the bottom ends of the lower templates on both sides of the bidirectional screw rod are fixed with guide columns through brackets, and two guide cylinders are provided inside the lower end of the splint. The guide cylinders are movably connected to the guide columns and slide on the outer walls of the guide columns to limit the movement range of the splint.

[0013] Compared with the prior art, the utility model has the beneficial effects that: the automatic stamping device for the bearing dust cover can not only perform double-station stamping processing on the dust cover in sequence to improve the stamping processing efficiency of the dust cover when the stamping device is used, but also ensure the stamping accuracy of the upper die on the dust cover inside the lower die, and achieve the purpose of facilitating the replacement and maintenance of the lower die;

[0014] (1) The carrying plate is driven to translate by the telescopic driving member, so that the carrying plate drives the rail seat to slide at the top of the guide rail, so that the carrying plate drives the lower mold to translate synchronously through the lower mold plate. Since two groups of lower molds are provided, the two lower molds can be reciprocated and moved to the bottom of the upper mold in turn, and the dust cover can be stamped in double stations in turn, thereby improving the stamping efficiency of the dust cover when the stamping device is used;

[0015] (2) The top plate is driven to move downward by the lifting drive member, so that the top plate drives the outer wall of the guide seat located on the guide rod to slide downward, thereby limiting the lifting range of the top plate, thereby reducing the deviation phenomenon during the lifting process of the upper mold, thereby ensuring the stamping accuracy of the dust cover on the inner side of the lower mold by the upper mold;

[0016] (3) The bidirectional screw is driven to rotate by a rotating driving member, so that the nut pair is located on the outer wall of the bidirectional screw and slides toward each other, and the guide cylinder is located on the outer wall of the guide column and slides toward each other, so that the nut pair and the guide cylinder drive the clamping plate located on the inner side of the limiting groove to translate. When the clamping plate no longer fits the outer wall of the lower mold to clamp it, the lower mold can be detached from the top of the lower template, thereby achieving the purpose of facilitating the replacement and maintenance of the lower mold. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a schematic diagram of the three-dimensional structure of the utility model;

[0018] Figure 2 This is a schematic diagram of the top view of the structure of the load-bearing plate of the utility model;

[0019] Figure 3 This is a schematic diagram of the enlarged side view of the lower mold of the utility model;

[0020] Figure 4 It is a bottom view structural schematic diagram of the lower template of the utility model.

[0021] In the figure: 1. cabinet; 2. machine table; 3. gantry; 4. lifting drive member; 5. top plate; 6. upper template; 7. upper mold; 8. guide rod; 9. guide seat; 10. telescopic drive member; 11. control panel; 12. load-bearing plate; 13. guide rail; 14. rail seat; 15. lower template; 16. rotating drive member; 17. clamping plate; 18. lower mold; 19. limit groove; 20. bidirectional screw rod; 21. nut pair; 22. guide column; 23. guide cylinder. 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. 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] See also Figure 1-4 The utility model provides an embodiment: an automatic stamping device for a bearing dust cover, comprising a cabinet 1, a machine table 2 is provided at the top of the cabinet 1, and telescopic driving members 10 are installed on both sides of the top of the machine table 2 through brackets, the input end of the telescopic driving member 10 is electrically connected to the output end of the single chip microcomputer inside the control panel 11, and one end of the telescopic driving member 10 is connected to the outer wall of the bearing plate 12;

[0024] When in use, the telescopic driving member 10 is arranged to drive the carrying plate 12 to move laterally;

[0025] A gantry 3 is provided at the center position of the top of the machine 2, and a lifting drive member 4 is installed at the center position of the top of the gantry 3. The bottom end of the lifting drive member 4 extends to the inner side of the gantry 3 and is provided with a top plate 5. Both sides of the top plate 5 are provided with guide seats 9. Both ends of the guide seats 9 extend to the outside of the top plate 5. The inside of the guide seat 9 is movably connected with a guide rod 8. The bottom end of the guide rod 8 extends to the outside of the guide seat 9. The top end of the guide rod 8 extends to the outside of the guide seat 9 and is fixedly connected to the top of the gantry 3.

[0026] When in use, the guide seat 9 is located on the outer wall of the guide rod 8 to slide so as to limit the lifting range of the top plate 5;

[0027] An upper template 6 is provided at the bottom end of the top plate 5, and an upper mold 7 is installed at the center position of the bottom end of the upper template 6. Two guide rails 13 are provided at the top end of the cabinet 1 inside the gantry 3, and two bearing plates 12 are provided above the guide rails 13. Both sides of the bottom end of the bearing plates 12 are provided with rail seats 14, and the bottom of the rail seat 14 is slidably connected to the top of the guide rail 13;

[0028] When in use, the rail seat 14 is located on the top of the guide rail 13 to slide, so as to limit the movement range of the carrying plate 12;

[0029] A lower template 15 is provided at the top of the carrier plate 12. Limiting grooves 19 are provided on both sides of the lower template 15. Both ends of the limiting grooves 19 extend to the outside of the lower template 15. A rotating driving member 16 is installed on one side of the bottom end of the lower template 15 through a bracket.

[0030] When in use, the limiting groove 19 is provided to limit the movement range of the clamping plate 17;

[0031] A bidirectional screw rod 20 is installed at one end of the rotary drive member 16, and a nut pair 21 is threadedly installed on the outer walls of both sides of the bidirectional screw rod 20;

[0032] When in use, the nut pair 21 is located on the outer wall of the bidirectional screw rod 20 and slides toward each other, so that the nut pair 21 drives the clamping plate 17 to translate laterally;

[0033] A clamping plate 17 is provided on the outer wall of the nut pair 21. The top end of the clamping plate 17 passes through the limiting groove 19 and extends to the top of the lower mold plate 15. The inner wall of the upper end of the clamping plate 17 touches the outer wall of the lower mold 18.

[0034] When in use, the clamping plate 17 is provided so as to clamp and fix the lower mold 18 to the top of the lower mold plate 15;

[0035] The bottom ends of the lower templates 15 on both sides of the bidirectional screw rod 20 are fixed with guide columns 22 through brackets, and the interior of the lower end of the clamping plate 17 is provided with two guide cylinders 23, and the guide cylinders 23 are movably connected to the guide columns 22;

[0036] When in use, the guide cylinder 23 is located on the outer wall of the guide column 22 to slide so as to limit the movement range of the clamping plate 17;

[0037] A lower mold 18 is installed on the top of the lower template 15 , and a control panel 11 is installed on one end of the surface of the cabinet 1 . The output end of the single chip microcomputer inside the control panel 11 is electrically connected to the input end of the lifting drive member 4 .

[0038] When the embodiment of the present application is in use, the steel strip workpiece for the bearing dust cover is first placed in the mold core inside the lower mold 18. When the lower mold 18 is below the upper mold 7, the top plate 5 is driven to move downward by the lifting drive 4, so that the top plate 5 drives the upper mold 7 to move downward synchronously, and the upper mold 7 can perform stamping processing on the workpiece inside the lower mold 18. Then, the top plate 5 is driven to slide on the outer wall of the guide rod 8 when the top plate 5 is lifted and lowered, so that the lifting range of the top plate 5 can be limited to reduce the deviation phenomenon during the lifting and lowering of the upper mold 7. Then, the supporting plate 12 is driven to translate by the telescopic driving member 10, so that the supporting plate 12 drives the rail seat 14 to slide on the top of the guide rail 13. So that the supporting plate 12 drives the lower mold 18 to translate synchronously through the lower template 15. Since the lower mold 18 is provided with two groups, the two lower molds 18 can be reciprocated and moved to the bottom of the upper mold 7 in turn, and the dust cover workpiece can be stamped in double stations in turn. Finally, the two-way screw 20 is driven to rotate by the rotating driving part 16, so that the nut pair 21 is located on the outer wall of the two-way screw 20 and slides toward each other, and the guide cylinder 23 is located on the outer wall of the guide column 22 and slides toward each other, so that the nut pair 21 and the guide cylinder 23 drive the clamping plate 17 located on the inner side of the limiting groove 19 to translate. When the clamping plate 17 no longer clamps the lower mold 18, the lower mold 18 can be disassembled and maintained, thereby completing the use of the stamping device.

Claims

1. An automatic stamping device for a bearing dust cover, characterized in that: The invention comprises a cabinet (1), wherein a machine platform (2) is provided at the top of the cabinet (1), a gantry (3) is provided at the center of the top of the machine platform (2), a lifting drive member (4) is installed at the center of the top of the gantry (3), the bottom end of the lifting drive member (4) extends to the inner side of the gantry (3) and is provided with a top plate (5), the bottom end of the top plate (5) is provided with an upper template (6), an upper mold (7) is installed at the center of the bottom end of the upper template (6), two guide rails (13) are provided at the top of the cabinet (1) inside the gantry (3), two bearing plates (12) are provided above the guide rails (13), a lower template (15) is provided at the top of the bearing plate (12), a lower mold (18) is installed at the top of the lower template (15), and a control panel (11) is installed at one end of the surface of the cabinet (1), the output end of the single chip microcomputer inside the control panel (11) is electrically connected to the input end of the lifting drive member (4).

2. The automatic stamping device for a bearing dust cover according to claim 1 is characterized in that: Telescopic drive components (10) are installed on both sides of the top of the machine platform (2) through brackets, the input end of the telescopic drive component (10) is electrically connected to the output end of the single chip microcomputer inside the control panel (11), and one end of the telescopic drive component (10) is connected to the outer wall of the supporting plate (12).

3. The automatic stamping device for a bearing dust cover according to claim 1 is characterized in that: Guide seats (9) are provided on both sides of the interior of the top plate (5), both ends of the guide seats (9) extend to the outside of the top plate (5), the interior of the guide seats (9) is movably connected to a guide rod (8), the bottom end of the guide rod (8) extends to the outside of the guide seat (9), and the top end of the guide rod (8) extends to the outside of the guide seat (9) and is fixedly connected to the top of the gantry (3).

4. The automatic stamping device for a bearing dust cover according to claim 1 is characterized in that: Rail seats (14) are provided on both sides of the bottom end of the bearing plate (12), and the bottom of the rail seat (14) is slidably connected to the top of the guide rail (13).

5. The automatic stamping device for a bearing dust cover according to claim 1 is characterized in that: Limiting grooves (19) are provided on both sides of the interior of the lower template (15), and both ends of the limiting grooves (19) extend to the outside of the lower template (15). A rotating driving member (16) is installed on one side of the bottom end of the lower template (15) through a bracket.

6. The automatic stamping device for a bearing dust cover according to claim 5, characterized in that: A bidirectional screw rod (20) is installed at one end of the rotary drive member (16), and nut pairs (21) are threadedly installed on the outer walls of both sides of the bidirectional screw rod (20).

7. The automatic stamping device for a bearing dust cover according to claim 6, characterized in that: A clamping plate (17) is provided on the outer wall of the nut pair (21), the top end of the clamping plate (17) passes through the limiting groove (19) and extends to the top of the lower mold plate (15), and the inner wall of the upper end of the clamping plate (17) touches the outer wall of the lower mold (18).

8. The automatic stamping device for a bearing dust cover according to claim 7, characterized in that: The bottom ends of the lower templates (15) on both sides of the bidirectional screw rod (20) are fixed with guide columns (22) through brackets, and two guide cylinders (23) are provided inside the lower end of the clamping plate (17), and the guide cylinders (23) are movably connected to the guide columns (22).

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