Composite stamping die for hardware stamping part production

Abstract

The utility model provides a composite stamping die for producing hardware stamping parts, which relates to the technical field of stamping and comprises a frame and a buffer component. The mounting plate is in sliding connection with the surface of the rack; the number of the lower dies is two, and the lower dies are movably connected to the surface of the mounting plate in a clamped mode and used for containing hardware; the first positioning assembly is arranged on the surface of the mounting plate and used for limiting the lower mold; the transverse movement control assembly is transversely arranged on the surface of the rack and used for controlling the mounting plate to move transversely; the mounting frame is fixedly connected with the back surface of the rack; and the electric push rod is fixedly mounted at the top of the mounting frame. During use, the effect that hardware can be rapidly and continuously stamped and machined conveniently is achieved, a hand does not need to stretch into a stamping structure for feeding, the risk of bruising is effectively reduced, the machining interval between the front hardware and the rear hardware is effectively shortened, and the machining efficiency is effectively improved.

Description

Technical Field

[0001] The utility model relates to the technical field of stamping, in particular to a composite stamping die for producing hardware stamping parts. Background Art

[0002] Stamping dies are special process equipment used to process materials (metal or non-metal) into parts (or semi-finished products) during cold stamping. They are called cold stamping dies (commonly known as cold stamping dies). Stamping is a pressure processing method that uses a die installed on a press to apply pressure to the material at room temperature to separate or plastically deform it, thereby obtaining the desired parts.

[0003] The Chinese patent document with the authorization announcement number CN218134470U discloses a composite stamping die for the production of hardware stamping parts, including a base, a lower die and an upper die, wherein the lower die is arranged at the middle position of the top of the base through a clamping assembly, and support plates are arranged on both sides of the top of the base, and connecting plates are arranged on the top of the two support plates, and a hydraulic rod is arranged at the bottom of the connecting plate. With respect to the above technical scheme, there are the following defects in use: the prior art requires the hardware to be manually fed into the mold during stamping, which poses a risk of crushing the hands, and the previous hardware needs to be released from the limit and unloaded before the next hardware can be loaded, resulting in a long downtime waiting time, making it difficult to improve the continuous processing efficiency. Utility Model Content

[0004] In order to achieve the above-mentioned purpose, the utility model specifically adopts the following technical solutions:

[0005] The embodiment of the utility model provides a composite stamping die for the production of metal stamping parts, comprising:

[0006] Rack, buffer components;

[0007] A mounting plate, slidably connected to the surface of the rack;

[0008] Lower molds, the number of which is two, and the lower molds are movably clamped on the surface of the mounting plate for placing hardware;

[0009] A first positioning component is arranged on the surface of the mounting plate and is used to limit the position of the lower mold;

[0010] A lateral movement control assembly is disposed laterally on the surface of the frame and is used to control the lateral movement of the mounting plate;

[0011] A mounting frame fixedly connected to the back of the rack;

[0012] The electric push rod is fixedly installed on the top of the mounting frame;

[0013] A top plate fixedly connected to the telescopic end of the electric push rod;

[0014] An upper mold is arranged on the bottom surface of the top plate;

[0015] A second positioning component is arranged on the surface of the top plate and is used to limit the upper mold;

[0016] The protective component is arranged on the telescopic end surface of the electric push rod.

[0017] Furthermore, the transverse movement control component includes a motor, and the motor is fixedly installed inside the frame, the output end of the motor is fixedly connected to a threaded column, the surface of the threaded column is threadedly connected to a connecting plate, and the rear end of the connecting plate is fixedly connected to the mounting plate, the surface of the frame is penetrated by a sliding groove, and the inner wall of the sliding groove is slidably connected to the surface of the connecting plate.

[0018] Furthermore, the first positioning assembly includes a first positioning groove, and the first positioning groove is opened on the top surface of the frame, a first mounting cavity is opened inside the mounting plate, a first screw rod is rotatably connected to the inner wall of the first mounting cavity, a first knob is fixedly connected to one end of the first screw rod, a first plug rod is threadedly connected to the surface of the first screw rod, a first groove is opened on the surface of the lower mold, and the inner wall of the first groove is movably connected to the end of the first plug rod.

[0019] Furthermore, the buffer assembly includes a sliding tube, and the sliding tube is fixedly connected to the top surface of the mounting plate, a spring is fixedly connected to the bottom of the inner wall of the sliding tube, the free end of the spring is fixedly connected to a support column, and the surface of the support column is slidably connected to the inner wall of the sliding tube, and the top of the support column is fixedly connected to the support plate.

[0020] Furthermore, a buffer pad is fixedly connected to the top surface of the support plate, and the buffer pad is made of rubber.

[0021] Furthermore, the second positioning assembly includes a second positioning groove, and the second positioning groove is opened on the bottom surface of the top plate, a second installation cavity is opened inside the top plate, the inner wall of the second installation cavity is rotatably connected with a second screw rod, one end of the second screw rod is fixedly connected with a second knob, the surface of the second screw rod is threadedly connected with a second plug rod, and the second plug rod is movably connected to the top plate, a second groove is opened on the side of the upper mold, and the inner wall of the second groove is movably connected to the end of the second plug rod.

[0022] Furthermore, the protection component includes a frame, and the frame is fixedly connected to the telescopic end surface of the electric push rod, and the end of the frame is fixedly connected to a protection cover.

[0023] Furthermore, there are four groups of buffer components in total, and the four groups of buffer components are respectively located on the left and right sides of the two lower molds.

[0024] The beneficial effects of the utility model are as follows:

[0025] The hardware to be processed is placed on the surface of a lower mold, and the installation plate and the lower mold are controlled to move by the lateral control component, so that the lower mold with the hardware is moved to the bottom of the upper mold, and then the electric push rod is used to drive its telescopic end to extend, and the top plate and the upper mold are pushed down. The upper mold and the lower mold cooperate with each other to stamp the workpiece. Before the upper mold contacts the workpiece, it will first contact the buffer component, and the buffer component is used to buffer the impact force and reduce mold wear. The telescopic end of the electric push rod will also drive the protective component to descend, and the processing position is protected by the protective component. To avoid debris splashing, during stamping processing, material can be loaded onto the surface of another lower die. After the hardware processing on the previous lower die is completed, the lateral movement control component can be used to control the previous lower die to leave under the upper die, and drive the other lower die to reach under the upper die, and then the next hardware processing can be started immediately. In use, the effect of fast and continuous stamping of hardware is achieved, and there is no need to put hands into the inside of the stamping structure for loading, which effectively reduces the risk of crushing injuries and effectively reduces the processing interval between the front and rear hardware, effectively improving the processing efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0026] Figure 1 It is a three-dimensional diagram of the composite stamping die used for the production of metal stamping parts of the utility model;

[0027] Figure 2 It is a top cross-sectional view of the mounting plate structure of the composite stamping die used for the production of hardware stamping parts of the utility model;

[0028] Figure 3 It is a side sectional view of the buffer component structure of the composite stamping die used for the production of hardware stamping parts of the utility model;

[0029] Figure 4 It is a front cross-sectional view of the protective component structure of the composite stamping die used for the production of hardware stamping parts of the utility model;

[0030] Figure 5 It is a top sectional view of the top plate structure of the composite stamping die used for the production of hardware stamping parts of the utility model;

[0031] Figure 6 The utility model is a top sectional view of a frame structure of a composite stamping die for producing hardware stamping parts.

[0032] Description of reference numerals:

[0033] 1. Frame; 2. Mounting plate; 3. Lower mold; 4. First positioning assembly; 401. First positioning slot; 402. First mounting cavity; 403. First screw rod; 404. First knob; 405. First plug rod; 5. Buffer assembly; 501. Slide tube; 502. Spring; 503. Support column; 504. Support plate; 505. Buffer pad; 6. Mounting frame; 7. Electric push rod; 8. Top plate; 9. Upper mold; 10. Second positioning assembly; 101. Second positioning slot; 102. Second mounting cavity; 103. Second screw rod; 104. Second knob; 105. Second plug rod; 11. Protection assembly; 111. Frame; 112. Protection cover; 12. Transverse control assembly; 121. Motor; 122. Threaded column; 123. Connecting plate; 124. Slide slot. DETAILED DESCRIPTION

[0034] The exemplary embodiments of the present invention will be described in more detail below with reference to the accompanying drawings. Although the exemplary embodiments of the present invention are shown in the accompanying drawings, it should be understood that the present invention can be implemented in various forms and should not be limited by the embodiments described herein. On the contrary, these embodiments are provided to enable a more thorough understanding of the present invention and to fully convey the scope of the present invention to those skilled in the art.

[0035] like Figures 1 to 6 As shown, the embodiment of the utility model provides a composite stamping die for the production of metal stamping parts, comprising:

[0036] Frame 1, buffer assembly 5;

[0037] The mounting plate 2 is slidably connected to the surface of the frame 1;

[0038] The lower mold 3 has two parts and is movably connected to the surface of the mounting plate 2 for placing hardware.

[0039] A first positioning assembly 4 is arranged on the surface of the mounting plate 2 and is used to limit the position of the lower mold 3;

[0040] A lateral movement control assembly 12 is disposed laterally on the surface of the frame 1 and is used to control the lateral movement of the mounting plate 2;

[0041] A mounting frame 6 is fixedly connected to the back of the frame 1;

[0042] The electric push rod 7 is fixedly mounted on the top of the mounting frame 6;

[0043] A top plate 8 is fixedly connected to the telescopic end of the electric push rod 7;

[0044] An upper mold 9 is arranged on the bottom surface of the top plate 8;

[0045] A second positioning assembly 10 is disposed on the surface of the top plate 8 and is used to limit the upper mold 9;

[0046] The protection component 11 is arranged on the telescopic end surface of the electric push rod 7 .

[0047] In the embodiment of the utility model, the hardware to be processed is placed on the surface of a lower mold 3, and the mounting plate 2 and the lower mold 3 are controlled to move by the lateral movement control component 12, so that the lower mold 3 with the hardware placed thereon is moved to the bottom of the upper mold 9, and then the electric push rod 7 is used to drive its telescopic end to extend, and the top plate 8 and the upper mold 9 are pushed down. The upper mold 9 and the lower mold 3 cooperate with each other to stamp the workpiece. Before the upper mold 9 contacts the workpiece, it will first contact the buffer component 5, and the buffer component 5 is used to buffer the impact force to reduce mold wear. The telescopic end of the electric push rod 7 will simultaneously drive the protective component 11 to descend, and the protective component 11 is used to protect the processing position to avoid debris splashing. During the stamping process, the surface of another lower mold 3 can be loaded. After the hardware on the current lower mold 3 is processed, the lateral movement control component 12 can be used to control the previous lower mold 3 to leave the bottom of the upper mold 9, and drive another lower mold 3 to the bottom of the upper mold 9, and the next hardware processing can be started immediately.

[0048] The transverse movement control component 12 includes a motor 121, and the motor 121 is fixedly installed inside the frame 1. The output end of the motor 121 is fixedly connected to a threaded column 122, and the surface of the threaded column 122 is threadedly connected to a connecting plate 123, and the rear end of the connecting plate 123 is fixedly connected to the mounting plate 2. A slide groove 124 is opened through the surface of the frame 1, and the inner wall of the slide groove 124 is slidably connected to the surface of the connecting plate 123.

[0049] In the embodiment of the utility model, the motor 121 drives the threaded column 122 to rotate, and the connecting plate 123 is driven to slide along the inner wall of the slide groove 124 under the action of the thread, thereby driving the mounting plate 2 and the lower mold 3 to move horizontally, so that the two lower molds 3 are alternately located below the upper mold 9.

[0050] The first positioning assembly 4 includes a first positioning groove 401, and the first positioning groove 401 is opened on the top surface of the frame 1, and a first mounting cavity 402 is opened inside the mounting plate 2, and the inner wall of the first mounting cavity 402 is rotatably connected to a first screw rod 403, one end of the first screw rod 403 is fixedly connected to a first knob 404, and the surface of the first screw rod 403 is threadedly connected to a first insertion rod 405, and a first groove is opened on the surface of the lower mold 3, and the inner wall of the first groove is movably connected to the end of the first insertion rod 405.

[0051] In the embodiment of the utility model, by rotating the first knob 404, the first screw rod 403 is driven to rotate, and then the first insertion rod 405 is driven to move so that it is disengaged from the inner wall of the first groove, and then the lower mold 3 is pulled upward to disengage from the inner wall of the first positioning groove 401, and the lower mold 3 can be disassembled and replaced.

[0052] The buffer assembly 5 includes a slide tube 501, and the slide tube 501 is fixedly connected to the top surface of the mounting plate 2, a spring 502 is fixedly connected to the bottom of the inner wall of the slide tube 501, a support column 503 is fixedly connected to the free end of the spring 502, and the surface of the support column 503 is slidably connected to the inner wall of the slide tube 501, and the top of the support column 503 is fixedly connected to the support plate 504. In the embodiment of the utility model, when the upper mold 9 descends, it will first contact the support plate 504 and push the support plate 504 to move downward, and the support plate 504 will drive the support column 503 to slide along the inner wall of the spring 502, and compress the spring 502, and use the spring 502 to buffer the impact force.

[0053] A buffer pad 505 is fixedly connected to the top surface of the support plate 504 , and the buffer pad 505 is made of rubber.

[0054] In the embodiment of the utility model, by providing the buffer pad 505 , when the upper mold 9 descends, it will come into contact with the buffer pad 505 , thereby reducing the impact on the support plate 504 and further reducing the wear on the surface of the support plate 504 .

[0055] The second positioning assembly 10 includes a second positioning groove 101, and the second positioning groove 101 is opened on the bottom surface of the top plate 8. A second installation cavity 102 is opened inside the top plate 8. The inner wall of the second installation cavity 102 is rotatably connected to a second screw rod 103, one end of the second screw rod 103 is fixedly connected to a second knob 104, the surface of the second screw rod 103 is threadedly connected to a second plug rod 105, and the second plug rod 105 is movably connected to the top plate 8, a second groove is opened on the side of the upper mold 9, and the inner wall of the second groove is movably connected to the end of the second plug rod 105.

[0056] In the embodiment of the utility model, by rotating the second knob 104, the second screw rod 103 is driven to rotate, and the second insertion rod 105 is driven to move under the action of the thread, so that the end of the second insertion rod 105 is disengaged from the inner wall of the second groove, and then the upper mold 9 is pulled downward to disengage it from the interior of the second positioning groove 101, so that the upper mold 9 can be disassembled, thereby facilitating the replacement of the upper mold 9.

[0057] The protection component 11 includes a frame 111 , and the frame 111 is fixedly connected to the telescopic end surface of the electric push rod 7 , and a protection cover 112 is fixedly connected to the end of the frame 111 .

[0058] In the embodiment of the utility model, when the electric push rod 7 drives its telescopic end to descend, it can drive the frame 111 to descend, and then push the protective cover 112 to descend. When the upper mold 9 stamps the workpiece, the protective cover 112 will surround the outside of the stamping position to protect the stamping area.

[0059] There are four groups of buffer components 5 in total, and the four groups of buffer components 5 are respectively located on the left and right sides of the two lower molds 3 .

[0060] In the embodiment of the utility model, by respectively arranging the buffer components 5 on the left and right sides of the two lower molds 3, the upper mold 9 can be effectively buffered when the upper mold 9 descends, thereby reducing the impact force on the surface of the lower mold 3.

[0061] In summary: the hardware to be processed is placed on the surface of a lower mold 3, and the installation plate 2 and the lower mold 3 are controlled to move by the lateral movement control component 12, so that the lower mold 3 with the hardware placed thereon is moved to the bottom of the upper mold 9, and then the electric push rod 7 is used to drive its telescopic end to extend, and the top plate 8 and the upper mold 9 are pushed down. The upper mold 9 and the lower mold 3 cooperate with each other to stamp the workpiece. Before the upper mold 9 contacts the workpiece, it will first contact the buffer component 5, and the buffer component 5 is used to buffer the impact force and reduce the wear of the mold. The telescopic end of the electric push rod 7 will simultaneously drive the protective component 11 to descend, and the protective component 11 is used to process the workpiece. The position is protected to avoid debris flying. During the stamping process, material can be loaded onto the surface of another lower mold 3. After the hardware processing on the current lower mold 3 is completed, the lateral control component 12 can be used to control the previous lower mold 3 to leave under the upper mold 9, and drive the other lower mold 3 to reach under the upper mold 9, so that the next hardware processing can be started immediately. In use, the effect of fast and continuous stamping of hardware is achieved, and there is no need to put hands into the inside of the stamping structure for loading, which effectively reduces the risk of crushing injuries and effectively reduces the processing interval between the front and rear hardware, effectively improving the processing efficiency.

[0062] The above is a preferred embodiment of the present invention. It should be pointed out that, for ordinary technicians in this technical field, several improvements and modifications can be made without departing from the principles of the present invention. These improvements and modifications should also be regarded as the protection scope of the present invention.

Claims

1. A composite stamping die for the production of metal stamping parts, characterized in that: include: A frame (1), a buffer assembly (5); A mounting plate (2) slidably connected to the surface of the frame (1); Lower molds (3), the number of the lower molds (3) is two, and the lower molds (3) are movably clamped on the surface of the mounting plate (2) and used for placing hardware; A first positioning component (4) is arranged on the surface of the mounting plate (2) and is used to limit the position of the lower mold (3); A lateral movement control assembly (12), which is laterally arranged on the surface of the frame (1) and is used to control the lateral movement of the mounting plate (2); A mounting frame (6) fixedly connected to the back of the frame (1); An electric push rod (7) is fixedly mounted on the top of the mounting frame (6); A top plate (8) is fixedly connected to the telescopic end of the electric push rod (7); An upper mold (9) is arranged on the bottom surface of the top plate (8); A second positioning component (10) is arranged on the surface of the top plate (8) and is used to limit the position of the upper mold (9); The protection component (11) is arranged on the telescopic end surface of the electric push rod (7).

2. The composite stamping die for producing metal stamping parts according to claim 1, characterized in that: The transverse movement control component (12) comprises a motor (121), and the motor (121) is fixedly mounted inside the frame (1); the output end of the motor (121) is fixedly connected to a threaded column (122); the surface of the threaded column (122) is threadedly connected to a connecting plate (123), and the rear end of the connecting plate (123) is fixedly connected to the mounting plate (2); a sliding groove (124) is formed through the surface of the frame (1), and the inner wall of the sliding groove (124) is slidably connected to the surface of the connecting plate (123).

3. The composite stamping die for producing metal stamping parts according to claim 1, characterized in that: The first positioning assembly (4) comprises a first positioning groove (401), and the first positioning groove (401) is provided on the top surface of the frame (1); a first mounting cavity (402) is provided inside the mounting plate (2); a first screw rod (403) is rotatably connected to the inner wall of the first mounting cavity (402); one end of the first screw rod (403) is fixedly connected to a first knob (404); a first plug rod (405) is threadedly connected to the surface of the first screw rod (403); a first groove is provided on the surface of the lower mold (3); and the inner wall of the first groove is movably plugged into the end of the first plug rod (405).

4. The composite stamping die for producing metal stamping parts according to claim 1, characterized in that: The buffer assembly (5) comprises a sliding tube (501), and the sliding tube (501) is fixedly connected to the top surface of the mounting plate (2), a spring (502) is fixedly connected to the bottom of the inner wall of the sliding tube (501), a free end of the spring (502) is fixedly connected to a support column (503), and the surface of the support column (503) is slidably connected to the inner wall of the sliding tube (501), and the top end of the support column (503) is fixedly connected to a support plate (504).

5. The composite stamping die for producing metal stamping parts according to claim 4, characterized in that: A buffer pad (505) is fixedly connected to the top surface of the support plate (504), and the buffer pad (505) is made of rubber.

6. The composite stamping die for producing metal stamping parts according to claim 1, characterized in that: The second positioning assembly (10) comprises a second positioning groove (101), and the second positioning groove (101) is provided on the bottom surface of the top plate (8); a second installation cavity (102) is provided inside the top plate (8); a second screw rod (103) is rotatably connected to the inner wall of the second installation cavity (102); one end of the second screw rod (103) is fixedly connected to a second knob (104); a second plug rod (105) is threadedly connected to the surface of the second screw rod (103), and the second plug rod (105) is movably connected to the top plate (8); a second groove is provided on the side surface of the upper mold (9), and the inner wall of the second groove is movably connected to the end of the second plug rod (105).

7. The composite stamping die for producing metal stamping parts according to claim 1, characterized in that: The protection component (11) comprises a frame (111), and the frame (111) is fixedly connected to the telescopic end surface of the electric push rod (7), and the end of the frame (111) is fixedly connected to a protection cover (112).

8. The composite stamping die for producing metal stamping parts according to claim 5, characterized in that: There are four groups of buffer components (5) in total, and the four groups of buffer components (5) are respectively located on the left and right sides of the two lower molds (3).

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