Side edge limiting stamping die

Abstract

The utility model relates to the technical field of stamping dies, in particular to a side edge limiting stamping die which comprises a lower die, a guide rod, a sleeve and a limiting assembly, the guide rod is fixedly connected with the upper surface of the lower die, the sleeve is slidably connected with the surface of the guide rod, an upper die is arranged on the surface of the sleeve, and an assembling assembly is arranged on the lower surface of the lower die. The assembling assembly comprises an upper storage cover, the limiting assembly is arranged on the inner wall of the upper storage cover and comprises a right-hand threaded rod, the right-hand threaded rod is arranged on the inner wall of the upper storage cover, a left-hand threaded rod is arranged on the inner wall of the upper storage cover, and the surfaces of the right-hand threaded rod and the left-hand threaded rod are both sleeved with limiting frames. According to the utility model, the assembling component and the limiting component are arranged, so that the equipment can limit the processing material from the two sides, the problem that the yield is reduced due to the fact that the equipment processing is easily interfered when a fixing component is used as a limiting structure is reduced, and the qualified rate of the equipment processing is further improved.

Description

Technical Field

[0001] The utility model relates to the technical field of stamping dies, in particular to a side limiting stamping die. Background Art

[0002] A stamping die is a tool that uses pressure to separate or deform materials. In the process of machining workpieces, it is often necessary to use a stamping die to shape the material to increase the machining efficiency of the workpiece and ensure the pass rate of the workpiece.

[0003] Prior art, such as the utility model with publication number CN220216399U, discloses a side-limited stamping die, which adopts an upper die seat, a lower die seat, an upper clamping plate arranged on the upper die seat, a lower die plate arranged on the lower die seat, and a side pressure assembly; the upper clamping plate is provided with a punching punch, the lower die plate is provided with a blanking die and a side stopper, the blanking die is aligned with the punching punch, and the side stopper is arranged on the side of the blanking die for blocking the workpiece; the side pressure assembly includes a side top piece and a side top block, the side top piece is arranged on the lower die plate, the side top block is arranged on the upper clamping plate, and the side top piece is provided with a force-bearing end and a side stopper. The top end and the force-bearing end are aligned with the side top block, and when the upper die seat moves downward, the side top block is driven to push the force-bearing end to slide; and the side top end is aligned with the side stop block, which is used to push the workpiece and the side stop block to press tightly; through the mutual cooperation of the side top piece and the side top block, the workpiece is pressed tightly before the punching punch punches, thereby improving the situation where manual pushing is prone to poor pressing, which in turn leads to a decrease in punching accuracy, and solves the problem that the existing equipment relies on manual work to press the workpiece against the lower die during processing, and errors are prone to occur during manual pressing operations, resulting in a decrease in the accuracy of the equipment during processing.

[0004] The inventor discovered in his daily work that in the process of using a stamping die to process a workpiece, there is a problem that the existing side limit stamping die structure, such as the above-mentioned one, is in the stamping space, and the side top block in its linkage structure is a fixed component and is difficult to move. As a result, when the equipment is performing a stamping operation, its stamping distance is easily disturbed by the component, making it difficult for the upper die to be completely pressed down, resulting in incomplete stamping of the workpiece by the equipment, resulting in a reduced pass rate of the workpieces processed by the equipment. Utility Model Content

[0005] The purpose of the utility model is to solve the problem in the prior art that when the equipment is performing a stamping operation, the stamping distance is easily interfered by components, making it difficult for the upper mold to be completely pressed down, resulting in incomplete stamping of the workpiece by the equipment, resulting in a lower qualified rate of the workpiece processed by the equipment, and a side limit stamping die is proposed.

[0006] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a side limit stamping die, comprising a lower die, a guide rod, a sleeve and a limit assembly, the guide rod is fixedly connected to the upper surface of the lower die, the sleeve is slidably connected to the surface of the guide rod, the surface of the sleeve is provided with an upper die, the lower surface of the lower die is provided with an assembly assembly, the assembly assembly comprises an upper storage cover, the limit assembly is arranged on the inner wall of the upper storage cover, the limit assembly comprises a positive threaded rod, the positive threaded rod is arranged on the inner wall of the upper storage cover, the inner wall of the upper storage cover is provided with a reverse threaded rod, the surfaces of the positive threaded rod and the reverse threaded rod are both sleeved with limit frames, and the surfaces of the positive threaded rod and the reverse threaded rod are both threadedly connected with threaded cylinders.

[0007] Preferably, the arc surface of the positive threaded rod is bolted with a connecting sleeve, and the side surfaces of the positive threaded rod and the reverse threaded rod are fixedly connected with knobs. The knobs are provided so that the staff can hold them to operate the positive threaded rod or the reverse threaded rod for rotation.

[0008] Preferably, a sliding hole is opened on the upper surface of the lower mold, and the limit frame is located on the inner wall of the storage cover. The limit frame is slidably connected to the inner wall of the sliding hole, and the threaded cylinder is fixedly connected to the side surface of the limit frame. The limit frame is provided, and the processed material can be limited from both sides through the limit frame, thereby ensuring the stability of the material during the stamping process.

[0009] Preferably, the connecting sleeve is bolted to the arc surface of the reverse threaded rod, and a connecting sleeve is provided, through which the positive threaded rod and the reverse threaded rod can be connected, thereby achieving a linkage effect between the two.

[0010] Preferably, the assembly component also includes a lower storage cover, the upper storage cover is bolted to the lower surface of the lower mold, the lower storage cover is bolted to the lower surface of the upper storage cover, the inner wall of the lower storage cover is fixedly connected with a slide rail, the surface of the slide rail is slidably connected with a connecting plate, the upper surface of the connecting plate is fixedly connected with a limiting spring, the side of the limiting spring away from the connecting plate is fixedly connected with a connecting plate, the upper surface of the connecting plate is fixedly connected with a guide column, and a lower storage cover is provided. Through the cooperation of the lower storage cover and the upper storage cover, the structure installed inside the two can be protected.

[0011] Preferably, there are two slide rails, which are symmetrically arranged front and back about the lower storage cover, the limit spring is socketed with the surface of the guide column, a circular hole is provided on the surface of the connecting plate, the connecting plate is fixedly connected to the side surface of the limit frame, the guide column is slidably connected to the inner wall of the circular hole, and a connecting plate is provided, through which the limit spring and the limit frame can be connected, so that the limit spring can support and constrain the position of the limit frame with the cooperation of the connecting plate.

[0012] Compared with the prior art, the advantages and positive effects of the utility model are:

[0013] In the utility model, by setting an assembly component and a limit component, when processing, the material is placed in the limit frames on both sides, the limit frames on both sides limit the material, the switch of the pressure equipment is turned on, the pressure equipment pushes the upper mold, and the upper mold punches the material located in the lower mold under the action of the pressure equipment, and then under the action of the upper mold and the lower mold, the material can be stamped into shape; when the width of the material is large, the knob is turned clockwise, the knob is forced to drive the positive threaded rod, the positive threaded rod drives the connecting sleeve under the action of the knob, the connecting sleeve is forced to drive the reverse threaded rod, the positive threaded rod and the reverse threaded rod are respectively engaged with the threaded barrels on their own surfaces during the rotation process, the threaded barrels on both sides are driven by the positive threaded rod and the reverse threaded rod to pull the limit frames, the limit frames are pulled to move to both sides, the limit frames pull the connecting plate during the movement, the connecting plate is forced to pull the guide column, the guide column The connecting plate and the limit spring are pulled under force. When the spacing between the limit frames on both sides moves to the width of the adapted material, the adjustment operation can be stopped. When stamping, the material is placed in the limit frames on both sides. The limit frames on both sides limit the material. When the upper mold is pushed by the pressure equipment, the upper mold stamps the material and pushes the limit frames during the stamping process. The limit frames are forced to push the connecting plate, and the connecting plate is forced to squeeze the limit spring. The limit spring is squeezed and deformed and loses its constraint on the connecting plate. At the same time, the connecting plate loses its constraint on the limit frame. Then the connecting plate will slide into the upper storage cover during the force process, reducing interference with the mold. By setting assembly components and limit components, the equipment can limit the processing material from both sides, thereby reducing the problem of interference with equipment processing and reducing the yield rate when using fixed components as limit structures, and further improving the qualified rate of equipment processing. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 A three-dimensional structural schematic diagram of a side limit stamping die is proposed for the utility model;

[0015] Figure 2 A schematic diagram of the bottom view structure of a side limit stamping die is provided for the utility model;

[0016] Figure 3 A partial structural schematic diagram of a side limit stamping die is provided for the utility model;

[0017] Figure 4 The utility model proposes a side limit stamping die Figure 3 Schematic diagram of the structure at point A in the middle.

[0018] Legend:

[0019] 1. Lower mold; 2. Guide rod; 3. Sleeve; 4. Upper mold; 5. Assembly component; 51. Upper storage cover; 52. Lower storage cover; 53. Slide rail; 54. Connecting plate; 55. Limit spring; 56. Connecting plate; 57. Guide column; 6. Limiting component; 61. Positive threaded rod; 62. Negative threaded rod; 63. Limiting frame; 64. Threaded cylinder; 65. Connecting sleeve; 66. Knob. DETAILED DESCRIPTION

[0020] See also Figure 1-4 The utility model provides a technical solution: a side limit stamping die, including a lower die 1, a guide rod 2, a sleeve 3 and a limit assembly 6, the guide rod 2 is fixedly connected to the upper surface of the lower die 1, the sleeve 3 is slidably connected to the surface of the guide rod 2, an upper die 4 is arranged on the surface of the sleeve 3, and an assembly assembly 5 is arranged on the lower surface of the lower die 1, the assembly assembly 5 includes an upper storage cover 51, and the limit assembly 6 is arranged on the inner wall of the upper storage cover 51.

[0021] The specific configuration and function of the assembly component 5 and the limit component 6 will be described in detail below.

[0022] In this embodiment: the limiting assembly 6 includes a positive threaded rod 61, the positive threaded rod 61 is arranged on the inner wall of the upper storage cover 51, the inner wall of the upper storage cover 51 is provided with a reverse threaded rod 62, the surfaces of the positive threaded rod 61 and the reverse threaded rod 62 are both sleeved with a limiting frame 63, and the surfaces of the positive threaded rod 61 and the reverse threaded rod 62 are both threadedly connected with a threaded tube 64.

[0023] Specifically, the arc surface of the positive threaded rod 61 is bolted with a connecting sleeve 65, and the side surfaces of the positive threaded rod 61 and the reverse threaded rod 62 are fixedly connected with a knob 66. The knob 66 ​​is provided so that the staff can hold it to operate the positive threaded rod 61 or the reverse threaded rod 62 for rotation.

[0024] Specifically, a sliding hole is opened on the upper surface of the lower mold 1 , the limiting frame 63 is located on the inner wall of the storage cover, the limiting frame 63 is slidably connected to the inner wall of the sliding hole, and the threaded tube 64 is fixedly connected to the side surface of the limiting frame 63 .

[0025] In this embodiment, a limiting frame 63 is provided, through which the processed material can be limited from both sides, thereby ensuring the stability of the material during the stamping process.

[0026] Specifically, the connecting sleeve 65 is bolted to the arc surface of the reverse threaded rod 62. The connecting sleeve 65 is provided, and the positive threaded rod 61 and the reverse threaded rod 62 can be connected through the connecting sleeve 65, so as to achieve a linkage effect between the two.

[0027] In this embodiment: the assembly component 5 also includes a lower storage cover 52, the upper storage cover 51 is bolted to the lower surface of the lower mold 1, the lower storage cover 52 is bolted to the lower surface of the upper storage cover 51, the inner wall of the lower storage cover 52 is fixedly connected with a slide rail 53, the surface of the slide rail 53 is slidably connected with a connecting plate 54, the upper surface of the connecting plate 54 is fixedly connected with a limit spring 55, the side of the limit spring 55 away from the connecting plate 54 is fixedly connected with a connecting plate 56, and the upper surface of the connecting plate 54 is fixedly connected with a guide column 57.

[0028] In this embodiment, a lower storage cover 52 is provided, and through the cooperation between the lower storage cover 52 and the upper storage cover 51, the structure installed inside the two can be protected.

[0029] Specifically, there are two slide rails 53, and the two slide rails 53 are symmetrically arranged front and back about the lower storage cover 52. The limit spring 55 is socketed with the surface of the guide column 57. A circular hole is opened on the surface of the connecting plate 56. The connecting plate 56 is fixedly connected to the side surface of the limit frame 63. The guide column 57 is slidably connected to the inner wall of the circular hole. A connecting plate 56 is provided, and the limit spring 55 and the limit frame 63 can be connected through the connecting plate 56, so that the limit spring 55 can support and constrain the position of the limit frame 63 with the cooperation of the connecting plate 56.

[0030] Working principle: When the material width is large, the knob 66 ​​is turned clockwise, and the knob 66 ​​is forced to drive the positive threaded rod 61, and the positive threaded rod 61 drives the connecting sleeve 65 under the action of the knob 66, and the connecting sleeve 65 is forced to drive the reverse threaded rod 62. During the rotation process, the positive threaded rod 61 and the reverse threaded rod 62 respectively mesh with the threaded cylinder 64 on their own surfaces, and the threaded cylinders 64 on both sides are driven by the positive threaded rod 61 and the reverse threaded rod 62 to pull the limit frame 63, and the limit frame 63 is pulled to move to both sides. During the movement, the limit frame 63 pulls the connecting plate 56, and the connecting plate 56 is forced to pull the guide column 57, and the guide column 57 is forced to pull the connecting plate 54 and the limit spring 55. When the spacing between the limit frames 63 on both sides moves to the width of the adapted material, the adjustment operation can be stopped; when stamping, put the material in The materials are inserted into the limit frames 63 on both sides, and the limit frames 63 on both sides limit the materials. When the upper mold 4 is pushed by the pressure equipment, the upper mold 4 punches the material and pushes the limit frames 63 during the punching process. The limit frames 63 are forced to push the connecting plate 56, and the connecting plate 56 is forced to squeeze the limit spring 55. The limit spring 55 is squeezed and deformed to lose the constraint on the connecting plate 56. At the same time, the connecting plate 56 loses the constraint on the limit frame 63, and then the connecting plate 56 will slide into the upper storage cover 51 during the force process, reducing interference with the mold. By setting the assembly component 5 and the limit component 6, the equipment can limit the processing material from both sides, thereby reducing the problem of interference with equipment processing and reducing the yield rate when using fixed components as limit structures, and further improving the qualified rate of equipment processing.

Claims

1. A side limit stamping die, comprising a lower die (1), a guide rod (2), a sleeve (3) and a limit assembly (6), characterized in that: The guide rod (2) is fixedly connected to the upper surface of the lower mold (1), the sleeve (3) is slidably connected to the surface of the guide rod (2), the surface of the sleeve (3) is provided with an upper mold (4), the lower surface of the lower mold (1) is provided with an assembly component (5), the assembly component (5) comprises an upper storage cover (51), the limit assembly (6) is arranged on the inner wall of the upper storage cover (51), the limit assembly (6) comprises a positive threaded rod (61), the positive threaded rod (61) is arranged on the inner wall of the upper storage cover (51), the inner wall of the upper storage cover (51) is provided with a reverse threaded rod (62), the surfaces of the positive threaded rod (61) and the reverse threaded rod (62) are both sleeved with a limit frame (63), and the surfaces of the positive threaded rod (61) and the reverse threaded rod (62) are both threadedly connected with a threaded cylinder (64).

2. A side limit stamping die according to claim 1, characterized in that: The arc surface of the positive threaded rod (61) is bolted with a connecting sleeve (65), and the side surfaces of the positive threaded rod (61) and the reverse threaded rod (62) are both fixedly connected with knobs (66).

3. The side limit stamping die according to claim 1, characterized in that: A sliding hole is provided on the upper surface of the lower mold (1); the limiting frame (63) is located on the inner wall of the storage cover; the limiting frame (63) is slidably connected to the inner wall of the sliding hole; and the threaded cylinder (64) is fixedly connected to the side surface of the limiting frame (63).

4. A side limit stamping die according to claim 2, characterized in that: The connecting sleeve (65) is bolted to the arc surface of the reverse threaded rod (62).

5. The side limit stamping die according to claim 1, characterized in that: The assembly component (5) also includes a lower storage cover (52), the upper storage cover (51) is bolted to the lower surface of the lower mold (1), the lower storage cover (52) is bolted to the lower surface of the upper storage cover (51), the inner wall of the lower storage cover (52) is fixedly connected with a slide rail (53), the surface of the slide rail (53) is slidably connected with a connecting plate (54), the upper surface of the connecting plate (54) is fixedly connected with a limit spring (55), the side of the limit spring (55) away from the connecting plate (54) is fixedly connected with a connecting plate (56), and the upper surface of the connecting plate (54) is fixedly connected with a guide column (57).

6. A side limit stamping die according to claim 5, characterized in that: There are two slide rails (53), and the two slide rails (53) are symmetrically arranged front and back with respect to the lower storage cover (52). The limit spring (55) is sleeved with the surface of the guide column (57). A circular hole is opened on the surface of the connecting plate (56). The connecting plate (56) is fixedly connected to the side surface of the limit frame (63), and the guide column (57) is slidably connected to the inner wall of the circular hole.

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