Special-shaped cold drawing unit for precision alloy

By designing a special-shaped cold-pull unit for precision alloys, the material limiting problem is solved using cylinders, limiting plates and positioning rollers, stable feeding and automatic cleaning of materials are achieved, and processing accuracy and efficiency are improved.

CN223197603UActive Publication Date: 2025-08-08DALIAN GOLDSTEAD HI-TECH LTD
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Patent Information

Application Number
CN202422313003.2
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-09-23
Publication Date
2025-08-08
Estimated Expiration
2034-09-23

AI Technical Summary

Technical Problem

Existing precision alloy processing equipment cannot be effectively limited during the special-shaped cold drawing process, resulting in material shaking and wear.

Method used

A special-shaped cold-pull unit for precision alloys is designed, including cylinders, limiting plates, positioning rollers, fixing frames, rotors, threaded rods and lifting frames. The coordinated action of these components is used to achieve the limit of materials and is equipped with an automatic cleaning and support system.

Benefits of technology

It realizes the effective limit of materials when feeding, prevents shaking, automatically cleans the surface impurities of the workpiece, ensures the stability of discharge, and supports multiple water utilization.

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Abstract

The special-shaped cold drawing unit for the precision alloy comprises a water tank, the top end of the water tank is fixedly connected with a cold drawing machine box, the two ends of one side of the top of the water tank are respectively and fixedly connected with a set of vertical plates, and the other side of the top of the water tank is fixedly connected with a fixing frame. A limiting structure used for limiting materials is arranged in the fixing frame. According to the special-shaped cold drawing unit for the precision alloy, the air cylinder is arranged, during machining, an alloy material to be machined penetrates through the position between the two sets of positioning rollers to be fed into the cold drawing machine box, and the air cylinder is started to push the set of positioning rollers to rise through the second lifting frame so that the positioning rollers can be attached to the bottom of the alloy material to support the alloy material; then the rotating wheel is rotated to push the first lifting frame to descend through the threaded rod, the first lifting frame drives the other set of positioning rollers to descend to press the top of the alloy material, the two sets of positioning rollers are attached to the two ends of the alloy material and can limit the alloy material to prevent the alloy material from shaking during feeding, and the problem that the material cannot be effectively limited is solved.
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Description

Technical Field

[0001] The utility model relates to the technical field of precision alloy processing, in particular to a special-shaped cold drawing machine unit for precision alloys. Background Art

[0002] Precision alloy parts refer to high-precision parts made of high-strength alloy materials. After processing and forming, the error is generally very small. Precision alloy parts are generally used in the core structures of some mechanical devices and electronic equipment. Cold drawing is a commonly used processing method for precision alloys. The workpieces manufactured by cold drawing at a lower temperature have higher precision. In particular, some special-shaped workpieces can be cold-drawn to reduce deformation caused by temperature difference in order to ensure their precision.

[0003] However, the special-shaped cold drawing equipment currently used for precision alloy parts processing still has some defects in use. The material cannot be effectively limited during the processing, resulting in the material shaking during feeding, which causes wear.

[0004] Now a new type of precision alloy special-shaped cold drawing unit is proposed to solve the above problems. Utility Model Content

[0005] The purpose of the utility model is to provide a special-shaped cold drawing unit for precision alloys, so as to solve the problem in the above-mentioned background technology that the material cannot be effectively limited.

[0006] To achieve the above-mentioned object, the present invention provides the following technical solution: a special-shaped cold drawing unit for precision alloys, comprising a water tank, the top of which is fixedly connected to a cold drawing machine case, a set of vertical plates fixedly connected to both ends of one side of the top of the water tank, a fixing frame fixedly connected to the other side of the top of the water tank, and a limiting structure for limiting the position of the material provided inside the fixing frame;

[0007] The limiting structure includes a cylinder, one side of the top of the water tank is fixedly connected to the cylinder, the output end of the cylinder is fixedly connected to the second lifting frame, the top of the fixed frame is fixedly connected to the threaded sleeve, the top of the interior of the fixed frame is movably connected to the first lifting frame, the interiors of the first and second lifting frames are respectively movably connected to a group of positioning rollers, the top of the first lifting frame is movably connected to a threaded rod, the threaded rod passes through the threaded sleeve and is fixedly connected to a rotating wheel, and a group of limiting plates are respectively fixedly connected to both sides of the two ends of the interior of the fixed frame.

[0008] Preferably, the first lifting frame is slidably connected to the limiting plate, and the second lifting frame is slidably connected to the limiting plate.

[0009] Preferably, the threaded rod is threadedly connected to the threaded sleeve, and the second lifting frame is movably connected to the fixing frame.

[0010] Preferably, the top of one end of the vertical plate is fixedly connected to a fixed plate, the bottom end of the fixed plate is fixedly connected to a water guide chamber, the bottom end of the water guide chamber is fixedly connected to a water outlet, one side of one end of the water tank is fixedly connected to a water pump, the output end of the water pump is fixedly connected to a water pipe, and two groups of through grooves are opened on one side of the top of the water tank.

[0011] Preferably, the input end of the water pump passes through one end of the water tank and extends to the bottom end of the inside of the water tank, and the water pipe passes through the fixed plate and extends to the inside of the water guide chamber.

[0012] Preferably, the through groove is connected to the interior of the water tank, and the water spray outlets at the bottom end of the water guide chamber are arranged at equal intervals.

[0013] Preferably, the vertical plate is movably connected to a support frame, the support frame is movably connected to three groups of support rollers, one side of the top of the water tank is fixedly connected to a hydraulic cylinder, limiting grooves are opened on both sides of one end of the vertical plate, and limiting blocks are fixedly connected to both sides of both ends of the support frame.

[0014] Preferably, the limiting block is slidably connected to the limiting groove, and the output end of the hydraulic cylinder is fixedly connected to the support frame.

[0015] Compared with the prior art, the beneficial effects of the present invention are: the special-shaped cold drawing unit for precision alloys can not only limit the material during feeding, realize automatic cleaning of the workpiece, but also realize support for the workpiece after cold drawing;

[0016] (1) By arranging a cylinder, a limiting plate, a positioning roller, a fixing frame, a rotating wheel, a threaded rod, a threaded sleeve, a first lifting frame and a second lifting frame, during processing, the alloy material to be processed is first fed into the cold drawing machine box through the two sets of positioning rollers, and then the cylinder is started to push a set of positioning rollers to rise through the second lifting frame so that it fits on the bottom of the alloy material to support it, and then the rotating wheel is rotated to push the first lifting frame down through the threaded rod, and the first lifting frame drives the other set of positioning rollers to fall and press it on the top of the alloy material. The two sets of positioning rollers fit on both ends of the alloy material to limit the position of the alloy material to prevent it from shaking during feeding, thereby effectively limiting the material during feeding;

[0017] (2) By providing a vertical plate, a fixed plate, a water pipe, a water guide chamber, a water spray port, a water pump and a through slot, after the workpiece that has been cold-drawn is sent out from the cold-drawing machine box, the water pump is started to pump out the water inside the water tank, and then the water is introduced into the water guide chamber through the water pipe, and finally the water is sprayed out through the water spray port, so that the workpiece at the bottom can be cleaned and the impurities and lubricating oil attached to the outside of the workpiece can be washed away, so as to facilitate and quickly carry out subsequent processing. The water can flow back to the inside of the water tank through the through slot to achieve multiple utilization, thereby realizing the automatic cleaning of the cold-drawn workpiece;

[0018] (3) By providing support rollers, support frames, limit grooves, hydraulic cylinders and limit blocks, during the processing, the workpiece passes through the inside of the cold drawing machine box and is sent out from one side of the cold drawing machine box. The hydraulic cylinder is started to push the support frame to rise, and the support frame drives the support roller to rise so that it fits against the bottom of the workpiece to support it, ensuring stability during discharge. The limit blocks at both ends of the support frame fit into the limit grooves to limit the support frame, thereby improving the stability and supporting force of the support roller, and realizing that the height of the support roller can be adjusted according to the size of the workpiece to support it. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 This is a schematic diagram of the front cross-sectional structure of the present utility model;

[0020] Figure 2 This is a schematic diagram of the front view structure of the water pump of the utility model;

[0021] Figure 3 This is a schematic diagram of the cross-sectional structure of the vertical plate of the present invention;

[0022] Figure 4 This is a schematic diagram of the top view of the support frame of the present invention.

[0023] In the figure: 1. Water tank; 2. Cylinder; 3. Limit plate; 4. Positioning roller; 5. Fixed frame; 6. Rotor; 7. Threaded rod; 8. Threaded sleeve; 9. First lifting frame; 10. Second lifting frame; 11. Cold drawing machine box; 12. Vertical plate; 13. Fixed plate; 14. Water pipe; 15. Water guide chamber; 16. Water spray nozzle; 17. Support roller; 18. Support frame; 19. Limit groove; 20. Hydraulic cylinder; 21. Water pump; 22. Through groove; 23. Limit block. DETAILED DESCRIPTION

[0024] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0025] Example 1: Please refer to Figure 1-4 A special-shaped cold drawing unit for precision alloys includes a water tank 1, the top of the water tank 1 is fixedly connected to a cold drawing machine box 11, both ends of one side of the top of the water tank 1 are fixedly connected to a set of vertical plates 12, and the other side of the top of the water tank 1 is fixedly connected to a fixing frame 5, and the interior of the fixing frame 5 is provided with a limiting structure for limiting the material position;

[0026] The limiting structure includes a cylinder 2, one side of the top of the water tank 1 is fixedly connected to the cylinder 2, the output end of the cylinder 2 is fixedly connected to the second lifting frame 10, the top of the fixed frame 5 is fixedly connected to the threaded sleeve 8, the top of the interior of the fixed frame 5 is movably connected to the first lifting frame 9, the interiors of the first lifting frame 9 and the second lifting frame 10 are respectively movably connected to a group of positioning rollers 4, the top of the first lifting frame 9 is movably connected to the threaded rod 7, the threaded rod 7 passes through the threaded sleeve 8 and is fixedly connected to the runner 6, and a group of limiting plates 3 are respectively fixedly connected to both sides of the two ends of the interior of the fixed frame 5;

[0027] The first lifting frame 9 is slidably connected to the limit plate 3, and the second lifting frame 10 is slidably connected to the limit plate 3;

[0028] The threaded rod 7 is threadedly connected to the threaded sleeve 8, and the second lifting frame 10 is movably connected to the fixed frame 5;

[0029] Specifically, if Figure 1 and Figure 3 As shown, during processing, the alloy material to be processed is first passed between two groups of positioning rollers 4 and sent into the cold drawing machine box 11, and then the cylinder 2 is started to push a group of positioning rollers 4 to rise through the second lifting frame 10 so that it fits on the bottom of the alloy material to support it, and then the rotating wheel 6 pushes the first lifting frame 9 to descend through the threaded rod 7, and the first lifting frame 9 drives the other group of positioning rollers 4 to descend so that it presses on the top of the alloy material. The two groups of positioning rollers 4 fit on both ends of the alloy material to limit it and prevent it from shaking during feeding, thereby effectively limiting the material during feeding.

[0030] Example 2: The top of one end of the vertical plate 12 is fixedly connected to the fixed plate 13, the bottom end of the fixed plate 13 is fixedly connected to the water guide chamber 15, the bottom end of the water guide chamber 15 is fixedly connected to the water nozzle 16, one side of one end of the water tank 1 is fixedly connected to the water pump 21, the output end of the water pump 21 is fixedly connected to the water pipe 14, and two sets of through grooves 22 are opened on one side of the top of the water tank 1;

[0031] The input end of the water pump 21 passes through one end of the water tank 1 and extends to the bottom end of the water tank 1. The water pipe 14 passes through the fixed plate 13 and extends to the inside of the water guide chamber 15.

[0032] The through groove 22 is connected to the interior of the water tank 1, and the water spray ports 16 at the bottom of the water guide chamber 15 are arranged at equal intervals;

[0033] Specifically, if Figure 1 、 Figure 2 and Figure 3As shown, after the workpiece that has been cold-drawn inside the cold-drawing machine box 11 is sent out, the water pump 21 is started to pump out the water inside the water tank 1, and then the water is introduced into the water guide chamber 15 through the water pipe 14, and finally the water is sprayed out through the water nozzle 16, which can clean the workpiece at the bottom and wash away the impurities and lubricating oil attached to the outside of the workpiece to facilitate rapid subsequent processing. The water can flow back to the inside of the water tank 1 through the through groove 22 to be reused multiple times, thereby realizing automatic cleaning of the cold-drawn workpiece.

[0034] Example 3: The vertical plate 12 is internally movably connected to a support frame 18, and the support frame 18 is internally movably connected to three sets of support rollers 17. A hydraulic cylinder 20 is fixedly connected to one side of the top of the water tank 1. Limiting grooves 19 are provided on both sides of one end of the vertical plate 12, and limiting blocks 23 are fixedly connected to both sides of both ends of the support frame 18.

[0035] The limiting block 23 is slidably connected to the limiting groove 19, and the output end of the hydraulic cylinder 20 is fixedly connected to the support frame 18;

[0036] Specifically, if Figure 1 、 Figure 3 and Figure 4 As shown, during the processing, the workpiece passes through the cold drawing box 11 and is sent out from one side of the cold drawing box 11. The hydraulic cylinder 20 is started to push the support frame 18 to rise, and the support frame 18 drives the support roller 17 to rise so that it fits against the bottom of the workpiece to support it, ensuring stability during discharge, and the limit blocks 23 at both ends of the support frame 18 fit into the limit groove 19 to limit the support frame 18, thereby improving the stability and supporting force of the support roller 17, and realizing that the height of the support roller 17 can be adjusted according to the size of the workpiece to support it.

[0037] Working principle: When the utility model is in use, the alloy material to be processed is first fed into the cold drawing machine box 11 through the two sets of positioning rollers 4, and then the cylinder 2 is started to push the second lifting frame 10 to lift a set of positioning rollers 4 so that it fits on the bottom of the alloy material to support it, and then the rotating wheel 6 pushes the first lifting frame 9 to descend through the threaded rod 7, and the first lifting frame 9 drives the other set of positioning rollers 4 to descend and press it on the top of the alloy material. The two sets of positioning rollers 4 fit on both ends of the alloy material to limit it and prevent it from shaking during feeding. After the workpiece passes through the inside of the cold drawing machine box 11, it is sent out from one side of the cold drawing machine box 11, and the hydraulic cylinder 20 is started to push the support frame 18 to rise. The support frame 18 drives the support roller 17 to rise so that it fits the bottom of the workpiece to support it, ensuring stability during discharging, and the limit blocks 23 at both ends of the support frame 18 fit into the limit groove 19 to limit the support frame 18, thereby improving the stability and supporting force of the support roller 17. Then, the water pump 21 is started to pump out the water inside the water tank 1, and then the water is introduced into the water guide chamber 15 through the water pipe 14, and finally the water is sprayed out through the water nozzle 16, which can clean the workpiece at the bottom and rinse off impurities and lubricating oil attached to the outside of the workpiece to facilitate rapid subsequent processing. The water can flow back to the inside of the water tank 1 through the through groove 22 to achieve multiple utilization.

Claims

1. A special-shaped cold drawing unit for precision alloys, comprising a water tank (1), characterized in that: The top of the water tank (1) is fixedly connected to a cold drawing machine box (11), and both ends of one side of the top of the water tank (1) are respectively fixedly connected to a set of vertical plates (12), and the other side of the top of the water tank (1) is fixedly connected to a fixing frame (5), and a limiting structure for limiting the position of materials is provided inside the fixing frame (5); The limiting structure comprises a cylinder (2), one side of the top of the water tank (1) is fixedly connected to the cylinder (2), the output end of the cylinder (2) is fixedly connected to the second lifting frame (10), the top of the fixed frame (5) is fixedly connected to the threaded sleeve (8), the top of the interior of the fixed frame (5) is movably connected to the first lifting frame (9), the interiors of the first lifting frame (9) and the second lifting frame (10) are respectively movably connected to a group of positioning rollers (4), the top of the first lifting frame (9) is movably connected to a threaded rod (7), the threaded rod (7) passes through the threaded sleeve (8) and is fixedly connected to a rotating wheel (6), and a group of limiting plates (3) are respectively fixedly connected to both sides of the interior of the two ends of the fixed frame (5).

2. The special-shaped cold drawing unit for precision alloys according to claim 1, characterized in that: The first lifting frame (9) is slidably connected to the limiting plate (3), and the second lifting frame (10) is slidably connected to the limiting plate (3).

3. The special-shaped cold drawing unit for precision alloys according to claim 1, characterized in that: The threaded rod (7) is threadedly connected to the threaded sleeve (8), and the second lifting frame (10) is movably connected to the fixing frame (5).

4. The special-shaped cold drawing unit for precision alloys according to claim 1, characterized in that: The top of one end of the vertical plate (12) is fixedly connected to a fixed plate (13), the bottom of the fixed plate (13) is fixedly connected to a water guide chamber (15), the bottom of the water guide chamber (15) is fixedly connected to a water spout (16), one side of one end of the water tank (1) is fixedly connected to a water pump (21), the output end of the water pump (21) is fixedly connected to a water pipe (14), and two groups of through grooves (22) are opened on one side of the top of the water tank (1).

5. The special-shaped cold drawing unit for precision alloys according to claim 4, characterized in that: The input end of the water pump (21) passes through one end of the water tank (1) and extends to the bottom end inside the water tank (1); the water delivery pipe (14) passes through the fixed plate (13) and extends to the inside of the water guide chamber (15).

6. The special-shaped cold drawing unit for precision alloys according to claim 4, characterized in that: The through groove (22) is connected to the interior of the water tank (1), and the water spray ports (16) at the bottom end of the water guide chamber (15) are arranged at equal intervals.

7. The special-shaped cold drawing unit for precision alloys according to claim 1, characterized in that: The vertical plate (12) is internally movably connected to a support frame (18), and the support frame (18) is internally movably connected to three groups of support rollers (17). One side of the top of the water tank (1) is fixedly connected to a hydraulic cylinder (20). Limiting grooves (19) are provided on both sides of one end of the vertical plate (12), and limiting blocks (23) are fixedly connected on both sides of both ends of the support frame (18).

8. The special-shaped cold drawing unit for precision alloys according to claim 7, characterized in that: The limiting block (23) is slidably connected to the limiting groove (19), and the output end of the hydraulic cylinder (20) is fixedly connected to the support frame (18).