Product riveting stamping die
By designing the riveting and pulling mechanism for riveting stamping molds, the riveting of three strips is achieved, solving the problems of high production costs and poor quality in the prior art, and achieving efficient and accurate riveting operations.
Patent Information
- Application Number
- CN202323501248.X
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2023-12-21
- Publication Date
- 2024-12-24
- Estimated Expiration
- 2033-12-21
AI Technical Summary
The prior art is difficult to achieve riveting of three strips, resulting in high production costs and product quality that cannot be fully guaranteed. A mold that can rivets three strips is needed to reduce costs and improve efficiency.
A product riveting stamping mold including upper and lower dies is designed, using a riveting mechanism, a pulling mechanism and a positioning floating material mechanism, and three-materials are realized through riveting punches, support columns, cutting blocks and pulling blocks. The belt riveted and automatic pulling ensures accuracy of riveted position and continuous production.
The three-material belt is riveted, and the stamping and riveting operation is completed at one time, which reduces processing costs and improves production efficiency. The accuracy of riveting and product quality are ensured through positioning floating material devices and cutting blocks.
Smart Images
Figure CN222234100U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of stamping and forming, in particular to a product riveting stamping die. Background Art
[0002] At present, there are many riveted products on the market. The quality requirements of products are becoming more and more stringent, and the production cost of molds has always been high. Most of the existing technologies adopt the development of multiple sets of molds, or adopt offline manual or automated assembly methods. In the current terminal processing process, most of them use cross riveting to rivet the parts on two strips. However, when it is necessary to rivet products on three strips, two different sets of molds are required, resulting in a large amount of investment in production and labor costs, and product quality cannot be fully guaranteed. There is an urgent need for a mold that can rivet three strips. Utility Model Content
[0003] In order to solve the above technical problems, the utility model provides a product riveting stamping die to realize three-strip stamping, reduce processing costs and improve production efficiency.
[0004] Specifically, the utility model discloses a product riveting stamping die, comprising an upper die and a lower die, a first spring sheet material strip, a second spring sheet material strip and a main material strip, the main material strip is fed along a first direction, and the first spring sheet material strip and the second spring sheet material strip are fed along a second feeding direction; and further comprising:
[0005] A riveting mechanism, comprising a plurality of riveting punches arranged in the upper die and a riveting support column arranged in the lower die, wherein the riveting mechanism is arranged at the intersection of the first elastic sheet material strip, the second elastic sheet material strip and the main material strip;
[0006] The material pulling mechanism is arranged on the side of the riveting mechanism and is used to drive the first elastic sheet material belt and the second elastic sheet material belt to move.
[0007] The benefit of adopting the above technical solution is that it can realize the riveting of three material strips, complete the stamping and riveting operation at one time, realize continuous riveting production, reduce processing costs, and improve production efficiency.
[0008] Furthermore, positioning and floating material mechanisms are provided on both sides of the riveting mechanism, and the positioning and floating material mechanisms include positioning pins provided in the upper die and floating material plates provided in the lower die.
[0009] The advantage of adopting the above technical solution is that the positioning and floating material device plays a role in positioning and floating the material, so that the first terminal material strip and the second terminal material strip will not be offset, the riveting position is accurate, and the processing quality of the product is improved.
[0010] Furthermore, the riveting mechanism also includes a cutting block arranged in the upper die and a cutting punch arranged in the lower die, and the cutting punch is arranged in cooperation with the cutting block.
[0011] The benefit of adopting the above technical solution is that the spring sheets on the first spring sheet material strip and the second spring sheet material strip are cut off by the cooperation of the cutting block and the cutting punch, and riveting is performed at the same time to complete the riveting and cutting operation.
[0012] Furthermore, a pressing block which is fitted with the cutting block is arranged in the lower die.
[0013] The benefit of adopting the above technical solution is that the product is pressed by the cooperation of the cutting block and the pressing block, which can ensure that during the riveting process, the terminals and springs on the material strip will not move, and the riveting position is more accurate.
[0014] Furthermore, a terminal body is provided on the main material strip, a riveting protrusion is provided on the terminal body, a first spring sheet and a second spring sheet are provided on the first spring sheet and the second spring sheet, and a riveting hole is provided on the first spring sheet and the second spring sheet.
[0015] Furthermore, a supporting portion is provided on the riveting support column, a riveting portion is provided at the end of the riveting punch, and the riveting portion is aligned with the riveting protrusion.
[0016] The benefit of adopting the above technical solution is that during the riveting process, the riveting holes on the first spring sheet and the second spring sheet are matched with the riveting protrusions on the terminal body, and the riveting protrusions are squeezed by the riveting punch to complete the riveting of the first spring sheet, the second spring sheet and the terminal body.
[0017] Furthermore, the pulling mechanism includes: a pulling block, a driving block, a fixed block, a sliding block and a pulling rod, the fixed block is arranged in the lower mold, the driving block is arranged in the upper mold, the sliding block is arranged in the fixed block to drive the pulling block to move along the second feeding direction, and the pulling rod is arranged on the side of the fixed block and connected to the sliding block.
[0018] The benefit of adopting the above technical solution is that a pulling device is set to complete automatic material pulling, and the pulling block pulls the material. During the mold opening process, the pulling rod pulls the sliding block to slide, driving the pulling block to realize the pulling operation. When the mold is closed, the driving block drives the pulling block to return to its position. During each mold opening process, the pulling block pulls the material belt to move one position.
[0019] Furthermore, the fixed block is provided with through strip holes on both sides, the sliding block is connected with a sliding rod, the sliding rod is slidably arranged in the strip holes, and the lower end side surface of the driving block is provided with a driving inclined surface.
[0020] The benefit of adopting the above technical solution is that when the mold is opened, under the action of the pulling rod, the sliding rod slides in the strip hole, driving the slider to move. When the mold is closed, the driving inclined surface squeezes the sliding rod, so that the sliding rod returns to its position and the pulling block returns to its initial position.
[0021] Furthermore, a material pulling portion is provided on the upper side of the material pulling block, rotating pins are provided on both sides of the material pulling block, the rotating pins are fixed in the sliding block, and a spring is provided at the bottom of the material pulling block.
[0022] The benefit of adopting the above technical solution is that the pulling part can be extended into the pulling hole on the material belt, and the pulling block moves horizontally to drive the material belt to move. When returning to its position, the pulling block rotates along the rotating pin, and the spring setting pushes the returning pulling part into the next pulling hole, waiting for the next pulling, thereby realizing automatic stepping pulling operation. BRIEF DESCRIPTION OF THE DRAWINGS
[0023] In order to more clearly illustrate the technical solutions in the embodiments of the present utility model, the drawings required to be used in the embodiments or the description of the prior art will be briefly introduced below.
[0024] Figure 1 This is the side view of the riveting stamping die of the utility model product
[0025] Figure 2 This is a top view of the riveting stamping die of the utility model.
[0026] Figure 3 This is a schematic diagram of the riveting mechanism structure of the utility model
[0027] Figure 4 This is a schematic diagram of the structure of the material pulling mechanism of the utility model.
[0028] Figure 5 This is a schematic diagram of the structure of the pull block of the utility model
[0029] The reference numerals in the accompanying drawings are as follows:
[0030] Upper die 1; first spring sheet material strip 11; second spring sheet material strip 12; main material strip 13; terminal body 14; riveting protrusion; lower die 2; riveting mechanism 3; riveting punch 31; riveting portion 311; riveting support column 32; support portion 321; cutting block 33; cutting punch 34; pressing block 35; positioning pin 4; floating plate 41; pulling mechanism 5; pulling block 51; pulling portion 511; rotating pin 512; driving block 52; driving inclined surface 521; fixing block 53; sliding block 54; pulling rod 55; sliding rod 56; brake mechanism 6. DETAILED DESCRIPTION
[0031] The utility model is further described in detail below in conjunction with the accompanying drawings.
[0032] like Figure 1-5 As shown, the utility model discloses a product riveting stamping die, including an upper die 1 and a lower die 2, a first elastic sheet material strip 11, a second elastic sheet material strip 12 and a main material strip 13, the main material strip 13 is fed along a first direction, and the first elastic sheet material strip 11 and the second elastic sheet material strip 12 are fed along a second feeding direction; and further includes:
[0033] The riveting mechanism 3 includes a plurality of riveting punches arranged in the upper die 1 and a riveting support column 32 arranged in the lower die 2, and the riveting mechanism 3 is arranged at the intersection of the first elastic sheet material strip 11 and the second elastic sheet material strip 12 with the main material strip 13;
[0034] The material pulling mechanism 5 is arranged on the side of the riveting mechanism 3, and is used to drive the first elastic sheet material belt 11 and the second elastic sheet material belt 12 to move;
[0035] The brake mechanism 6 is arranged at the feeding position of the first elastic sheet material strip 11 and the second elastic sheet material strip 12 on the side of the mold.
[0036] The benefit of adopting the above technical solution is that it can realize the riveting of three material strips, complete the stamping and riveting operation at one time, realize continuous riveting production, reduce processing costs, and improve production efficiency.
[0037] In some embodiments, the riveting mechanism 3 may adopt the following structural scheme, wherein both sides of the riveting mechanism 3 are further provided with a positioning floating material mechanism, wherein the positioning floating material mechanism comprises a positioning pin 4 provided in the upper die 1 and a floating material plate 41 provided in the lower die 2, wherein the floating material plate 41 is provided with a hole matched with the positioning pin 4, and the floating material plate 41 is provided to float up and down in the lower die 2. The riveting mechanism 3 also comprises a cutting block 33 provided in the upper die 1 and a cutting punch 34 provided in the lower die 2, wherein the cutting punch 34 is provided in cooperation with the cutting block 33, wherein a cutting portion is provided at the upper end of the cutting punch 34, and the cutting portion protrudes upward, and an avoidance portion is provided in the middle of the cutting block 33, and cooperates with the cutting portion to complete the cutting action.
[0038] The advantage of adopting the above technical solution is that the positioning and floating material device plays a role in positioning and floating the material, so that the first terminal material strip and the second terminal material strip will not be offset, the riveting position is accurate, and the processing quality of the product is improved.
[0039] Furthermore, a pressing block 35 is provided in the lower die 2 to be fitted with the cutting block 33 . The pressing block 35 is provided with a plurality of avoidance holes and a fixing seat is provided at the lower side to fix the riveted support column 32 and the cutting punch 34 .
[0040] The benefit of adopting the above technical solution is that the product is pressed by the cooperation of the cutting block 33 and the pressing block 35, so that during the riveting process, the terminals and springs on the material strip will not move, and the riveting position is more accurate.
[0041] In some embodiments, the main material strip 13 can adopt the following structural scheme, wherein a terminal body 14 is provided on the main material strip 13, a rivet protrusion is provided on the terminal body 14, the first spring sheet material strip 11 and the second spring sheet material strip 12 are provided with a first spring sheet and a second spring sheet, and the first spring sheet and the second spring sheet are provided with a rivet hole, and the main material strip 13 moves along the first direction, and the positions of the two terminal bodies 14 are moved each time during the movement process, and the rivet protrusions and the rivet holes are arranged side by side in multiple places to realize riveting at multiple positions, so that the spring sheets and the terminal bodies 14 are riveted and fastened.
[0042] In some embodiments, the riveting support column 32 may adopt the following structural scheme: a support portion 321 is provided on the riveting support column 32, a riveting portion 311 is provided at the end of the riveting punch, the riveting portion 311 is aligned with the riveting protrusion, and the riveting portion 311 has a pointed end, which can squeeze the riveting protrusion to deform it to the side, thereby fixing and fastening the spring sheet and the terminal body 14. The support portion 321 is located at the lower side of the riveting protrusion, and plays a supporting role to reduce the deformation of the terminal body 14 during the riveting process.
[0043] The benefit of adopting the above technical solution is that during the riveting process, the riveting holes on the first spring sheet and the second spring sheet are matched with the riveting protrusions on the terminal body 14, and the riveting protrusions are squeezed by the riveting punch to complete the riveting of the first spring sheet, the second spring sheet and the terminal body 14.
[0044] In some embodiments, the pulling mechanism 5 can adopt the following structural scheme, and the pulling mechanism 5 includes: a pulling block 51, a driving block 52, a fixed block 53, a sliding block 54 and a pulling rod 55. The fixed block 53 is arranged in the lower mold 2, and the driving block 52 is arranged in the upper mold 1. The sliding block 54 is arranged in the fixed block 53 to drive the pulling block 51 to move along the second feeding direction. The pulling rod 55 is arranged on the side of the fixed block 53 and is connected to the sliding block 54. A spring is arranged on the pulling rod 55, and the sliding block 54 is driven to move along the second feeding direction by the tension of the spring to complete the pulling action. The first spring sheet material strip 11 and the second spring sheet material strip 12 are respectively provided with pulling blocks 51. The positions of the two pulling blocks 51 are different, which are suitable for riveting at different positions. They are fixed in the same sliding block 54 and move together.
[0045] The benefit of adopting the above technical solution is that a pulling device is set to complete automatic material pulling, and the pulling block 51 pulls the material. During the mold opening process, the pulling rod 55 pulls the sliding block 54 to slide, driving the pulling block 51 to realize the pulling operation. When the mold is closed, the driving block 52 drives the pulling block 51 to return to its position. During each mold opening process, the pulling block 51 pulls the material belt to move one position.
[0046] In some embodiments, the fixed block 53 can adopt the following structural scheme, wherein the fixed block 53 is provided with through strip holes on both sides, the sliding block 54 is connected with a sliding rod 56, and the sliding rod 56 is slidably set in the strip hole, the driving block 52 is symmetrically arranged on both sides of the sliding block 54, and the lower end side of the driving block 52 is provided with a driving inclined surface 521. During the mold closing process, the driving inclined surface 521 contacts the sliding rod 56 to drive the sliding rod 56 to return to its position. When the mold is opened, the driving part moves up to drive the inclined surface 521 to move up, and the sliding block 54 is driven to move horizontally under the pulling of the pulling rod 55 to realize material pulling.
[0047] The benefit of adopting the above technical solution is that when the mold is opened, under the action of the pulling rod 55, the sliding rod 56 slides in the strip hole, driving the slider to move. When the mold is closed, the driving inclined surface 521 squeezes the sliding rod 56, so that the sliding rod 56 returns to its position and the pulling block 51 returns to its initial position.
[0048] In some embodiments, the pulling block 51 can adopt the following structural scheme, a pulling portion is provided on the upper side of the pulling block 51, the pulling portion has an inclined surface at one end close to the riveting mechanism, and a vertical surface at the end away from the riveting mechanism 3, rotating pins 512 are provided on both sides of the pulling block 51, the rotating pins 512 are fixed in the sliding block 54, and a spring is provided at the bottom of the pulling block 51. When the pulling portion extends into the pulling hole on the material belt, the spring provides an upward force for the pulling block 51, and the vertical surface makes the pulling portion stuck in the pulling hole, and the material belt is moved. When the movement is completed and returned to its original position, the pulling block 51 can rotate along the rotating pin 512, and at the same time, the pulling block 51 moves horizontally to escape from the pulling hole, and the pulling portion enters the next pulling hole.
[0049] The advantage of adopting the above technical solution is that the material pulling part can be extended into the material pulling hole on the material belt, and the material pulling block 51 moves horizontally to drive the material belt to move. When returning to the original position, the material pulling block 51 rotates along the rotating pin 512, and the setting of the spring pushes the returning material pulling part to enter the next material pulling hole, waiting for the next material pulling, and realizing the automatic stepping material pulling operation. Each time the mold is opened, one material pulling is completed.
[0050] In some embodiments, the brake structure can adopt the following structural scheme, including a brake rod arranged on the upper side of the material strip and a floating plate arranged on the lower side. The floating plate is floatingly arranged. During the movement of the first spring sheet material strip 11 and the second spring sheet material strip 12, when the mold is closed, the brake rod extends into the pulling holes on both sides of the material strip to control the movement distance of the material strip so that the material strip moves one terminal each time.
[0051] During the working process, the main material strip 13 is first fed along the first direction, and the positions of two terminal bodies 14 are moved each time. The first spring sheet material strip 11 and the second spring sheet material strip 12 are fed along the second feeding direction, and the pulling mechanism 5 moves one terminal position each time. The riveting mechanism 3 arranged at the intersection of the first spring sheet material strip 11 and the second spring sheet material strip 12 with the main material strip 13 completes the cutting of the spring sheets and the riveting of the terminals, and completes the riveting operations of the spring sheets at two positions at one time. After subsequent processing and bending in the mold, the processing of the entire terminal is completed, and the stamping and riveting operations are completed at one time, thereby realizing continuous production of riveting, reducing processing costs, and improving production efficiency.
[0052] For ordinary technicians in this field, several modifications and improvements can be made without departing from the creative concept of the utility model, which all fall within the protection scope of the utility model.
Claims
1. A product riveting stamping die, characterized in that: The invention comprises an upper die (1) and a lower die (2), a first elastic sheet material strip (11), a second elastic sheet material strip (12) and a main material strip (13), wherein the main material strip (13) is fed along a first direction, and the first elastic sheet material strip (11) and the second elastic sheet material strip (12) are fed along a second feeding direction; and further comprises: A riveting mechanism (3) comprising a plurality of riveting punches (31) arranged in the upper die (1) and a riveting support column (32) arranged in the lower die (2), wherein the riveting mechanism (3) is arranged at the intersection of the first elastic sheet material strip (11) and the second elastic sheet material strip (12) and the main material strip (13); The material pulling mechanism (5) is arranged on the side of the riveting mechanism (3) and is used to drive the first elastic sheet material strip (11) and the second elastic sheet material strip (12) to move.
2. The product riveting stamping die according to claim 1 is characterized in that: Positioning and floating material mechanisms are also provided on both sides of the riveting mechanism (3), and the positioning and floating material mechanisms include positioning needles (4) provided in the upper die (1) and floating material plates (41) provided in the lower die (2).
3. The product riveting stamping die according to claim 1, characterized in that: The riveting mechanism (3) further comprises a cutting block (33) arranged in the upper die (1) and a cutting punch (34) arranged in the lower die (2); the cutting punch (34) is arranged in cooperation with the cutting block (33).
4. The product riveting stamping die according to claim 3 is characterized in that: A pressing block (35) which is engaged with the cutting block (33) is arranged in the lower die (2).
5. The product riveting stamping die according to claim 1, characterized in that: The main material strip (13) is provided with a terminal body (14), and the terminal body (14) is provided with a riveting protrusion; the first spring sheet material strip (11) and the second spring sheet material strip (12) are provided with a first spring sheet and a second spring sheet, and the first spring sheet and the second spring sheet are provided with a riveting hole.
6. The product riveting stamping die according to claim 5, characterized in that: The riveting support column (32) is provided with a support portion (321), and the end of the riveting punch (31) is provided with a riveting portion (311), and the riveting portion (311) is arranged to align with the riveting protrusion.
7. The product riveting stamping die according to claim 1, characterized in that: The material pulling mechanism (5) comprises: a material pulling block (51), a driving block (52), a fixed block (53), a sliding block (54) and a pulling rod (55); the fixed block (53) is arranged in the lower mold (2); the driving block (52) is arranged in the upper mold (1); the sliding block (54) is arranged in the fixed block (53) to drive the material pulling block (51) to move along the second feeding direction; and the pulling rod (55) is arranged on the side of the fixed block (53) and connected to the sliding block (54).
8. The product riveting stamping die according to claim 7, characterized in that: The fixed block (53) is provided with through-going strip holes on both sides, the sliding block (54) is connected with a sliding rod (56), the sliding rod (56) is slidably arranged in the strip holes, and the lower end side surface of the driving block (52) is provided with a driving inclined surface (521).
9. The product riveting stamping die according to claim 8, characterized in that: A material pulling portion (511) is provided on the upper side of the material pulling block (51), rotating pins (512) are provided on both sides of the material pulling block (51), the rotating pins (512) are fixed in the sliding block (54), and a spring is provided at the bottom of the material pulling block (51).