Hollow copper bar cold heading forming device

Abstract

The utility model provides a hollow copper bar cold heading forming device, which relates to the field of hollow copper bar cold heading production and comprises a forming box and a bottom plate. The first forming cylinder is fixed on the back surface of the inner wall of the forming box; the elastic piece is fixed on one side of the inner wall of the forming box; the second forming cylinder is fixed to the end, away from the forming box, of the elastic piece. The fixing rod is fixed to the top of the second forming cylinder; the transverse plate is fixed at the top end of the fixed rod; the connecting plate is movably connected to the bottom of the forming box; the clamping blocks are fixed to the two sides of the top of the connecting plate. According to the hollow copper bar cold heading forming device, discharging can be rapidly and conveniently completed after hollow copper bars are subjected to cold heading production forming, cold heading forming discharging can be carried out on a plurality of hollow copper bars at the same time, and the cold heading forming efficiency of the hollow copper bars is greatly improved.

Description

Technical Field

[0001] The utility model relates to the field of cold heading production of hollow copper rods, in particular to a cold heading forming device for hollow copper rods. Background Art

[0002] Copper rod is a kind of non-ferrous metal processing rod with good processing performance and high conductivity. It is mainly divided into brass rod (copper-zinc alloy, cheaper) and red copper rod (higher copper content).

[0003] Cold heading is a forging method that uses a die to upset (usually partially upset) a metal bar at room temperature. It is usually used to make the heads of screws, bolts, rivets, etc., which can reduce or replace cutting processing. Nowadays, it is difficult to quickly and conveniently complete the discharge of hollow copper bars after cold heading production, and it is difficult to cold head multiple hollow copper bars at the same time, which greatly reduces the cold heading efficiency of hollow copper bars.

[0004] Therefore, it is necessary to provide a hollow copper rod cold heading forming device to solve the above technical problems. Utility Model Content

[0005] The utility model provides a hollow copper rod cold heading forming device, which solves the current problems of difficulty in quickly and conveniently completing the discharge of hollow copper rods after cold heading production and forming, and difficulty in cold heading forming and discharging multiple hollow copper rods at the same time.

[0006] In order to solve the above technical problems, the utility model provides a hollow copper rod cold heading forming device, comprising:

[0007] Forming box and base plate;

[0008] a first forming cylinder, the first forming cylinder being fixed to the back side of the inner wall of the forming box;

[0009] An elastic member, the elastic member being fixed to one side of the inner wall of the molding box;

[0010] a second forming cylinder, the second forming cylinder being fixed to an end of the elastic member away from the forming box;

[0011] A fixing rod, the fixing rod being fixed to the top of the second forming cylinder;

[0012] A horizontal plate, the horizontal plate being fixed to the top end of the fixing rod;

[0013] A connecting plate, the connecting plate being movably connected to the bottom of the forming box;

[0014] A card block, the card block is fixed on both sides of the top of the connecting plate;

[0015] The card slots are arranged on two sides of the bottom of the molding box.

[0016] Preferably, the top and the bottom of the molding box are both not closed, the first molding tube and the second molding tube are in contact at opposite sides, and one side and the top of the first molding tube and the second molding tube are both not closed.

[0017] Preferably, the card block is matched with the card slot, the top of the card block passes through the card slot and extends to the inside of the card slot, and the top of the connecting plate contacts the bottom of the forming box.

[0018] Preferably, a limiting groove is provided on the top of the forming box, a limiting rod is clamped inside the limiting groove, and the top end of the limiting rod is fixedly connected to the bottom of the transverse plate.

[0019] Preferably, both sides of the top of the bottom plate are fixedly connected with connecting rods, and the top ends of the connecting rods are respectively fixedly connected to the two sides of the forming box.

[0020] Preferably, a collection box is fixedly connected to the top of the bottom plate, and the top of the collection box is not closed.

[0021] Compared with the related art, the hollow copper rod cold heading forming device provided by the utility model has the following beneficial effects:

[0022] The utility model provides a hollow copper rod cold heading forming device. Through the arrangement of a forming box, a bottom plate, a first forming cylinder, an elastic member, a second forming cylinder, a fixing rod, a cross plate, a connecting plate, a clamping block, a clamping groove, a limiting groove, a limiting rod, a connecting rod and a collecting box, materials for producing the hollow copper rod are put into the first forming cylinder and the second forming cylinder for cold heading forming. After the forming is completed, the connecting plate is pulled downward to drive the clamping block to be disengaged from the clamping groove, and the connecting plate and the forming box are disassembled. Then, the cross plate is pulled to one side, and the second forming cylinder is driven to move to one side by the fixing rod to squeeze the elastic member, thereby separating the second forming cylinder from the first forming cylinder, so that the copper rods formed in the first forming cylinder and the second forming cylinder will fall into the collecting box, and the material can be discharged quickly and conveniently after the cold heading production of the hollow copper rods, and a plurality of hollow copper rods can be cold headed and discharged at the same time, thereby greatly improving the cold heading forming efficiency of the hollow copper rods. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] Figure 1 This is a schematic diagram of the overall structure of the hollow copper rod cold heading forming device provided by the utility model;

[0024] Figure 2 A structural sectional view of a molding box provided by the utility model;

[0025] Figure 3 This is a top view of the local structure of the molding box provided by the utility model.

[0026] Numbers in the figure:

[0027] 1. Molding box, 2. Bottom plate, 3. First molding cylinder, 4. Elastic member, 5. Second molding cylinder, 6. Fixed rod, 7. Transverse plate, 8. Connecting plate, 9. Block, 10. Slot, 11. Limiting slot, 12. Limiting rod, 13. Connecting rod, 14. Collecting box. DETAILED DESCRIPTION

[0028] The utility model is further described below in conjunction with the accompanying drawings and implementation modes.

[0029] Example

[0030] Please refer to Figure 1 , Figure 2 and Figure 3 ,in, Figure 1 This is a schematic diagram of the overall structure of the hollow copper rod cold heading forming device provided by the utility model; Figure 2 A structural sectional view of a molding box provided by the utility model; Figure 3 This is a top view of the partial structure of the forming box provided by the utility model. The hollow copper rod cold heading forming device includes:

[0031] Molding box 1 and base plate 2;

[0032] A first forming cylinder 3, wherein the first forming cylinder 3 is fixed to the back side of the inner wall of the forming box 1;

[0033] An elastic member 4, wherein the elastic member 4 is fixed to one side of the inner wall of the molding box 1;

[0034] A second forming cylinder 5, wherein the second forming cylinder 5 is fixed to an end of the elastic member 4 away from the forming box 1;

[0035] A fixing rod 6, wherein the fixing rod 6 is fixed to the top of the second forming cylinder 5;

[0036] A transverse plate 7, wherein the transverse plate 7 is fixed to the top end of the fixing rod 6;

[0037] A connecting plate 8, wherein the connecting plate 8 is movably connected to the bottom of the molding box 1;

[0038] A card block 9, wherein the card block 9 is fixed to two sides of the top of the connecting plate 8;

[0039] The card slots 10 are provided on both sides of the bottom of the molding box 1 .

[0040] The top and the bottom of the molding box 1 are not closed, the first molding tube 3 and the second molding tube 5 are in contact with each other on one side, and the first molding tube 3 and the second molding tube 5 have one side and a top that are not closed.

[0041] The block 9 is matched with the slot 10 , the top of the block 9 passes through the slot 10 and extends to the inside of the slot 10 , and the top of the connecting plate 8 contacts the bottom of the forming box 1 .

[0042] A limiting groove 11 is formed on the top of the forming box 1 , and a limiting rod 12 is clamped inside the limiting groove 11 . The top end of the limiting rod 12 is fixedly connected to the bottom of the transverse plate 7 .

[0043] Both sides of the top of the bottom plate 2 are fixedly connected with connecting rods 13 , and the top ends of the connecting rods 13 are fixedly connected to the two sides of the forming box 1 .

[0044] A collection box 14 is fixedly connected to the top of the bottom plate 2, and the top of the collection box 14 is not closed.

[0045] The working principle of the hollow copper rod cold heading forming device provided by the utility model is as follows:

[0046] When in use, the material for producing the hollow copper rod is placed in the first forming tube 3 and the second forming tube 5 for cold heading. After the forming is completed, the connecting plate 8 is pulled downward to drive the clamping block 9 to disengage from the clamping slot 10, and the connecting plate 8 and the forming box 1 are disassembled. Then the cross plate 7 is pulled to one side, and the second forming tube 5 is driven to move to one side through the fixing rod 6 to squeeze the elastic member 4, thereby separating the second forming tube 5 from the first forming tube 3, so that the copper rods formed in the first forming tube 3 and the second forming tube 5 will fall into the collecting box 14, so that the hollow copper rods can be quickly and conveniently discharged after cold heading production, and multiple hollow copper rods can be cold headed and discharged at the same time.

[0047] Compared with the related art, the hollow copper rod cold heading forming device provided by the utility model has the following beneficial effects:

[0048] By setting the forming box 1, the bottom plate 2, the first forming tube 3, the elastic member 4, the second forming tube 5, the fixed rod 6, the transverse plate 7, the connecting plate 8, the block 9, the slot 10, the limit slot 11, the limit rod 12, the connecting rod 13 and the collecting box 14, the hollow copper rod production material is put into the first forming tube 3 and the second forming tube 5 for cold heading. After the forming is completed, the connecting plate 8 is pulled downward to drive the block 9 to disengage from the slot 10, and the connecting plate 8 is separated from the forming tube. The box 1 is disassembled, and then the cross plate 7 is pulled to one side, and the second forming tube 5 is driven to move to one side through the fixing rod 6 to squeeze the elastic member 4, so that the second forming tube 5 is separated from the first forming tube 3, so that the copper rods formed inside the first forming tube 3 and the second forming tube 5 will fall into the collecting box 14, and the material can be discharged quickly and conveniently after the cold heading production of the hollow copper rods, and multiple hollow copper rods can be cold headed and discharged at the same time, which greatly improves the cold heading forming efficiency of the hollow copper rods, and the material can be discharged quickly and conveniently after the cold heading production of the hollow copper rods, and multiple hollow copper rods can be cold headed and discharged at the same time, which greatly improves the cold heading forming efficiency of the hollow copper rods.

[0049] The above description is only an embodiment of the present invention, and does not limit the patent scope of the present invention. Any equivalent structure or equivalent process transformation made by using the contents of the specification and drawings of the present invention, or directly or indirectly applied in other related technical fields, are also included in the patent protection scope of the present invention.

Claims

1. Hollow copper rod cold heading forming device, characterized in that: include: Forming box and base plate; a first forming cylinder, the first forming cylinder being fixed to the back side of the inner wall of the forming box; An elastic member, the elastic member being fixed to one side of the inner wall of the molding box; a second forming cylinder, the second forming cylinder being fixed to an end of the elastic member away from the forming box; A fixing rod, the fixing rod being fixed to the top of the second forming cylinder; A horizontal plate, the horizontal plate being fixed to the top end of the fixing rod; A connecting plate, the connecting plate being movably connected to the bottom of the forming box; A card block, the card block is fixed on both sides of the top of the connecting plate; The card slots are arranged on two sides of the bottom of the molding box.

2. The hollow copper rod cold heading forming device according to claim 1, characterized in that: The top and the bottom of the molding box are both not closed, the first molding tube and the second molding tube are in contact with each other on one side, and the first molding tube and the second molding tube have one side and a top that are not closed.

3. The hollow copper rod cold heading forming device according to claim 1, characterized in that: The card block is matched with the card slot, the top of the card block passes through the card slot and extends to the inside of the card slot, and the top of the connecting plate contacts the bottom of the forming box.

4. The hollow copper rod cold heading forming device according to claim 1, characterized in that: A limiting groove is arranged on the top of the forming box, a limiting rod is clamped inside the limiting groove, and the top end of the limiting rod is fixedly connected to the bottom of the transverse plate.

5. The hollow copper rod cold heading forming device according to claim 1, characterized in that: Both sides of the top of the bottom plate are fixedly connected with connecting rods, and the top ends of the connecting rods are fixedly connected to the two sides of the forming box respectively.

6. The hollow copper rod cold heading forming device according to claim 1, characterized in that: The top of the bottom plate is fixedly connected with a collection box, and the top of the collection box is not closed.

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