Multi-station automatic nut cold heading machine

Abstract

The utility model relates to the technical field of nut cold heading machines, and discloses a multi-station automatic nut cold heading machine which comprises a rectangular block, a U-shaped plate is fixedly connected to the top of the rectangular block, a first spring is fixedly connected to one side of the bottom of the U-shaped plate, and a first buffer rod is connected into the first spring in a sleeved mode. According to the multi-station automatic nut cold heading machine, a first spring, a rectangular plate, a cylinder, a fixing block, a U-shaped rod, a placing plate, a first protruding block, a first connecting block, a second spring, a second connecting block and a second protruding block are arranged, a bar is straightened through a straightening box body and then conveyed into a through hole of the rectangular block, and a first hydraulic rod is opened to drive a cutter to cut off the bar; and after cutting, the cutter continuously descends, the L-shaped plate abuts against the rectangular plate to drive the fixing block to descend, meanwhile, the cut bar descends on the surface of the containing plate, and after the cut bar descends to a groove in the surface of the rectangular plate, a second hydraulic rod is opened, and a guide rod is pushed to drive a punching rod to abut against one end of the cut bar.

Description

Technical Field

[0001] The utility model relates to the technical field of nut cold heading machines, in particular to a multi-station automatic nut cold heading machine. Background Art

[0002] (Macro background technology, do not copy and paste directly, modify the content yourself).

[0003] Among them, the Chinese patent (CN216966163U) discloses a multi-station automatic nut cold heading machine, including a workbench, a cutting box is arranged on one side of the workbench, and one side of the cutting box is connected to an arrangement slot through an arrangement slot shaft, one end of the arrangement slot is connected to a limited height rod, and the arrangement slot is transversely provided with multiple groups of fixed bars, and the arrangement slot is parallel to a side of the fixed bar. The arrangement slot is provided with multiple groups of movable bars, and an adjusting screw is arranged in the movable slot. One end of the arrangement slot is connected to multiple groups of guide slots, and the multiple groups of guide slots are connected to multiple groups of stamping components arranged on one side of the workbench. The utility model is provided with multiple groups of feed ports, and multiple groups of bars are cut at the same time, which greatly improves the cutting efficiency of the cold heading machine and speeds up the nut production rate. Through the vibration of the vibration slot, the purpose of arranging cylindrical steel segments is achieved, which greatly improves the working efficiency of the device. Through the adjustable steel segment separation vibration slot, it can also adapt to the production of nuts of different specifications.

[0004] The shortcomings of the multi-station automatic nut cold heading machine in the above-mentioned comparative document are: although the cut bars can be arranged, the speed of arranging the bars by vibration is slow and the noise is large, which affects the production speed of the nuts, resulting in low practicality;

[0005] For this purpose, we designed a multi-station automatic nut cold heading machine. Utility Model Content

[0006] The technical problem solved by the utility model is to provide a multi-station automatic nut cold heading machine which is highly practical, can be simply operated and has a relatively simple structure, thereby solving the problem in the above-mentioned background technology that the speed of vibrating and arranging the bars is slow and the noise is loud, thus affecting the production speed of the nuts.

[0007] To achieve the above objectives, the utility model is implemented through the following technical solutions: a multi-station automatic nut cold heading machine comprises a rectangular block, the top of the rectangular block is fixedly connected to a U-shaped plate, one side of the bottom of the U-shaped plate is fixedly connected to a first spring, a first buffer rod is sleeved inside the first spring, one end of the first spring is fixedly connected to the rectangular plate, the bottom of the rectangular plate is fixedly connected to a cylinder, the bottom of the cylinder is fixedly connected to a fixed block, the surface of the fixed block is fixedly connected to the U-shaped rod, the surface of the U-shaped rod is rotatably connected to a placing plate, the surface of the placing plate is fixedly connected to a first protruding block, the surface of the first protruding block is rotatably connected to the first connecting block, one side of the first connecting block is fixedly connected to a second spring, a second buffer rod is sleeved inside the second spring, one end of the second spring is fixedly connected to the second connecting block, the surface of the second connecting block is rotatably connected to the second protruding block, and the surface of the second protruding block is fixedly connected to the fixed block.

[0008] Optionally, one side of the outer fixed block is fixedly connected to a limiting block, and a rectangular block is slidably connected to the surface of the limiting block. The limiting block makes it difficult for the fixed block to deviate when it moves up and down.

[0009] Optionally, a first hydraulic rod is fixedly connected to the other side of the bottom of the U-shaped plate, one end of the first hydraulic rod is fixedly connected to a cutter, the surface of the cutter is slidably connected to a rectangular block, and the rectangular groove in which the cutter slides on the top of the rectangular block just passes through the through hole on the surface of the rectangular block, so that the rod material can be cut.

[0010] Optionally, a rectangular block is slidably connected to the surface of the cutter, and an L-shaped plate is fixedly connected to the top of the cutter. The other end of the L-shaped plate corresponds to the rectangular plate, and the L-shaped plate can drive the rectangular plate to descend after the cutter cuts off the bar.

[0011] Optionally, a bracket is fixedly connected to the surface of the rectangular block, a second hydraulic rod is fixedly connected to the surface of the bracket, one end of the second hydraulic rod is fixedly connected to a guide plate, one side of the guide plate is fixedly connected to a punching rod, and one end of the punching rod is provided with a groove corresponding to one side of the rectangular block, so that the punching rod can support the cut rod material to prevent the rod material from being driven away during the rising process of the placement plate.

[0012] Optionally, the bottom of the rectangular block is fixedly connected to a bottom plate, the top side of the bottom plate is fixedly connected to a straightening box body, the surface of the straightening box body is provided with multiple feed ports, the surface of the rectangular block is provided with through holes that are compatible with the feed ports of the straightening box body, and the straightening box body can straighten the rod material for easier and better cutting.

[0013] The utility model provides a multi-station automatic nut cold heading machine, which has the following beneficial effects:

[0014] The multi-station automatic nut cold heading machine straightens the bar material through the straightening box body and then conveys it to the through hole of the rectangular block through the arrangement of the first spring, rectangular plate, cylinder, fixed block, U-shaped rod, placement plate, first protruding block, first connecting block, second spring, second connecting block and second protruding block. The first hydraulic rod is opened to drive the cutter to cut it. After cutting, the cutter continues to descend, so that the L-shaped plate presses against the rectangular plate to drive the fixed block to descend. At the same time, the cut bar material follows the surface of the placement plate and descends to the groove on the surface of the rectangular block. The second hydraulic rod is opened to push the guide rod to drive the punching rod to press against one end of the cut bar material, and the other end of the bar material is pressed against the The end is pressed against the groove on the surface of the rectangular block, and then the first hydraulic rod is opened to drive the cutter to rise, so that the fixed block is pulled back to its original position by the spring. At this time, the cut bar stock is pressed and fixed, and as the fixed plate rises, one end of the placement plate rotates on the surface of the U-shaped rod, and the other end is pressed against the pressed bar stock, thereby moving downward and squeezing the second spring at the same time, so that the placement plate passes over the bar stock and rises to the through hole of the rectangular block. At this time, the second hydraulic rod is continued to be opened to push the punching rod to cold head the bar stock, which plays a role in quickly arranging the cut bar stock, reduces the noise generated by arranging the bar stock, and improves the practicability of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0016] Figure 2 This is a schematic diagram of the overall split structure of the utility model;

[0017] Figure 3 This is a schematic diagram of the overall cross-sectional structure of the utility model;

[0018] Figure 4 This is a schematic diagram of the rectangular plate structure of the utility model;

[0019] Figure 5 This is a schematic diagram of the structure of the fixed block of the utility model.

[0020] In the figure: 1. rectangular block; 2. U-shaped plate; 3. first spring; 4. rectangular plate; 5. cylinder; 6. fixing block; 7. U-shaped rod; 8. placement plate; 9. first protruding block; 10. first connecting block; 11. second spring; 12. second connecting block; 13. second protruding block; 14. first hydraulic rod; 15. cutter; 16. L-shaped plate; 17. bracket; 18. second hydraulic rod; 19. punching rod; 20. straightening box body. DETAILED DESCRIPTION

[0021] 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.

[0022] See also Figures 1 to 5 The utility model provides a technical solution: a multi-station automatic nut cold heading machine, comprising a rectangular block 1, a U-shaped plate 2 is fixedly connected to the top of the rectangular block 1, a first spring 3 is fixedly connected to one side of the bottom of the U-shaped plate 2, a first buffer rod is sleeved inside the first spring 3, one end of the first spring 3 is fixedly connected to a rectangular plate 4, a cylinder 5 is fixedly connected to the bottom of the rectangular plate 4, a fixed block 6 is fixedly connected to the bottom of the cylinder 5, a U-shaped rod 7 is fixedly connected to the surface of the fixed block 6, a placing plate 8 is rotatably connected to the surface of the U-shaped rod 7, a first protruding block 9 is fixedly connected to the surface of the placing plate 8, a first connecting block 10 is rotatably connected to the surface of the first connecting block 9, a second spring 11 is fixedly connected to one side of the first connecting block 10, a second buffer rod is sleeved inside the second spring 11, a second connecting block 12 is fixedly connected to one end of the second spring 11, a second connecting block 12 is rotatably connected to the surface of the second connecting block 12, a second protruding block 13 is fixedly connected to the surface of the second protruding block 13, and a fixed block 6 is fixedly connected to the surface of the second protruding block 13, the bar material is straightened through the straightening box body 20 and then transported to the through hole of the rectangular block 1, The first hydraulic rod 14 is opened to drive the cutter 15 to cut it. After cutting, the cutter 15 continues to drop, so that the L-shaped plate 16 presses against the rectangular plate 4 to drive the fixed block 6 to drop. At the same time, the cut bar material follows the surface of the placement plate 8 and drops to the groove on the surface of the rectangular block 1. The second hydraulic rod is opened to push the guide rod to drive the punching rod 19 to press against one end of the cut bar material, and the other end of the bar material is pressed against the groove on the surface of the rectangular block 1. The first hydraulic rod 14 is opened again to drive the cutter 15 to rise, so that the fixed block 6 is pulled by the spring. Return to the original position. At this time, the cut bar is held and fixed. As the fixing plate rises, one end of the placement plate 8 rotates on the surface of the U-shaped rod 7, and the other end is held by the held bar, so that it moves downward, and at the same time squeezes the second spring 11, so that the placement plate 8 passes over the bar and rises to the through hole of the rectangular block 1. At this time, the second hydraulic rod 18 is opened to push the punching rod 19 to cold-forge the bar, which plays a role in quickly arranging the cut bar, reducing the noise generated by arranging the bar, and improving the practicality of the device.

[0023] One side of the outer fixed block 6 is fixedly connected to a limit block, and the surface of the limit block is slidably connected to a rectangular block 1, and the limit block makes it difficult for the fixed block 6 to deviate when it moves up and down;

[0024] A first hydraulic rod 14 is fixedly connected to the other side of the bottom of the U-shaped plate 2, and a cutter 15 is fixedly connected to one end of the first hydraulic rod 14. The surface of the cutter 15 is slidably connected to the rectangular block 1. The rectangular groove of the cutter 15 sliding on the top of the rectangular block 1 just passes through the through hole on the surface of the rectangular block 1, so as to cut the bar material;

[0025] The surface of the cutter 15 is slidably connected with a rectangular block 1, and the top of the cutter 15 is fixedly connected with an L-shaped plate 16, the other end of the L-shaped plate 16 corresponds to the rectangular plate 4, and the L-shaped plate 16 can drive the rectangular plate 4 to descend after the cutter 15 cuts off the bar material;

[0026] A bracket 17 is fixedly connected to the surface of the rectangular block 1, a second hydraulic rod 18 is fixedly connected to the surface of the bracket 17, one end of the second hydraulic rod 18 is fixedly connected to a guide plate, one side of the guide plate is fixedly connected to a punching rod 19, one end of the punching rod 19 is provided with a groove corresponding to one side of the rectangular block 1, the groove is convenient for the punching rod 19 to hold the cut rod against the rod, and prevent the rod from being driven during the rising process of the placement plate 8;

[0027] The bottom of the rectangular block 1 is fixedly connected to a bottom plate, and the top side of the bottom plate is fixedly connected to a straightening box body 20. The surface of the straightening box body 20 is provided with multiple feed ports, and the surface of the rectangular block 1 is provided with through holes that are compatible with the feed ports of the straightening box body 20. The straightening box body 20 can straighten the rod material for better cutting.

[0028] In the utility model, the working steps of the device are as follows:

[0029] The first step: straighten the bar through the straightening box body 20 and then transport it to the through hole of the rectangular block 1, open the first hydraulic rod 14 to drive the cutter 15 to cut it, and after cutting, the cutter 15 continues to descend, so that the L-shaped plate 16 presses against the rectangular plate 4 to drive the fixed block 6 to descend, and at the same time, the cut bar follows the surface of the placement plate 8 and descends to the groove on the surface of the rectangular block 1. Then, open the second hydraulic rod, push the guide rod to drive the punching rod 19 to press against one end of the cut bar, and make the other end of the bar be pressed against the groove on the surface of the rectangular block 1, and then open the first hydraulic rod 14 to drive the cutter 15 to rise, so that the fixed block 6 is pulled back to its original position by the spring;

[0030] The second step: At this time, the cut bar is supported and fixed, and as the fixed plate rises, one end of the placement plate 8 rotates on the surface of the U-shaped rod 7, and the other end is supported by the supported bar, thereby moving downward, and at the same time squeezing the second spring 11, so that the placement plate 8 passes over the bar and rises to the through hole of the rectangular block 1. At this time, continue to open the second hydraulic rod 18 to push the punching rod 19 to cold head the bar.

[0031] It should be noted that the equipment structure and drawings of the utility model mainly describe the principle of the utility model. In terms of the technology of the design principle, the settings of the power mechanism, power supply system and control system of the device are not fully described. On the premise that the technical personnel in this field understand the principle of the above utility model, the details of the power mechanism, power supply system and control system can be clearly known. The control method of the application document is automatic control through a controller, and the control circuit of the controller can be realized by simple programming by the technical personnel in this field;

[0032] The standard parts used therein can all be purchased from the market and can be customized according to the instructions and drawings. The specific connection methods of each part adopt conventional means such as mature bolts, rivets, welding, etc. in the prior art. The machinery, parts and equipment all adopt conventional models in the prior art, and the structures and principles of the components known to technical personnel in this field can be known by these technical personnel through technical manuals or through conventional experimental methods.

[0033] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A multi-station automatic nut cold heading machine, comprising a rectangular block (1), characterized in that: The top of the rectangular block (1) is fixedly connected to a U-shaped plate (2), one side of the bottom of the U-shaped plate (2) is fixedly connected to a first spring (3), the interior of the first spring (3) is sleeved with a first buffer rod, one end of the first spring (3) is fixedly connected to a rectangular plate (4), the bottom of the rectangular plate (4) is fixedly connected to a cylinder (5), the bottom of the cylinder (5) is fixedly connected to a fixed block (6), the surface of the fixed block (6) is fixedly connected to a U-shaped rod (7), the surface of the U-shaped rod (7) is rotatably connected to a placement plate (8), The surface of the placement plate (8) is fixedly connected to a first protruding block (9), the surface of the first protruding block (9) is rotatably connected to a first connecting block (10), one side of the first connecting block (10) is fixedly connected to a second spring (11), the interior of the second spring (11) is sleeved with a second buffer rod, one end of the second spring (11) is fixedly connected to a second connecting block (12), the surface of the second connecting block (12) is rotatably connected to a second protruding block (13), and the surface of the second protruding block (13) is fixedly connected to a fixed block (6).

2. The multi-station automatic nut cold heading machine according to claim 1, characterized in that: One side of the fixed block (6) is fixedly connected to a limiting block, and the surface of the limiting block is slidably connected to a rectangular block (1).

3. The multi-station automatic nut cold heading machine according to claim 1, characterized in that: A first hydraulic rod (14) is fixedly connected to the other side of the bottom of the U-shaped plate (2); a cutter (15) is fixedly connected to one end of the first hydraulic rod (14); and a rectangular block (1) is slidably connected to the surface of the cutter (15).

4. The multi-station automatic nut cold heading machine according to claim 3, characterized in that: The surface of the cutter (15) is slidably connected to a rectangular block (1), and the top of the cutter (15) is fixedly connected to an L-shaped plate (16), and the other end of the L-shaped plate (16) corresponds to the rectangular plate (4).

5. The multi-station automatic nut cold heading machine according to claim 1, characterized in that: A bracket (17) is fixedly connected to the surface of the rectangular block (1), a second hydraulic rod (18) is fixedly connected to the surface of the bracket (17), one end of the second hydraulic rod (18) is fixedly connected to a guide plate, one side of the guide plate is fixedly connected to a punching rod (19), and one end of the punching rod (19) is provided with a groove corresponding to one side of the rectangular block (1).

6. The multi-station automatic nut cold heading machine according to claim 1, characterized in that: The bottom of the rectangular block (1) is fixedly connected to a bottom plate, the top side of the bottom plate is fixedly connected to a straightening box body (20), a surface of the straightening box body (20) is provided with a plurality of feed ports, and the surface of the rectangular block (1) is provided with through holes that are compatible with the feed ports of the straightening box body (20).

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