Copper rod stretching device

Abstract

The utility model discloses a copper rod stretching device, which relates to the technical field of copper rod processing, and comprises a frame body, through holes are arranged on two sides of the frame body, clamping components are arranged at one ends, close to the through holes, of two sides of the frame body, a shell is mounted on the inner top wall of the frame body, and the top of an inner cavity of the shell is connected with a two-way screw rod through a bearing. A driving assembly is arranged on the right side of the shell, the left end of the driving assembly is connected with the right end of the bidirectional lead screw, and the two ends of the outer wall of the bidirectional lead screw are in threaded connection with nuts. Through cooperative arrangement of the shell, the pressing and stretching wheel, the movable rod, the positioning wheel, the first connecting block, the bidirectional lead screw, the second connecting block, the connecting rod, the nut, the sliding plate and the driving assembly, the copper rod sequentially penetrates through the pressing and stretching wheel and the positioning wheel in an S shape, and meanwhile, the pressing and stretching wheel moves downwards to be matched with the positioning wheel to complete continuous stretching operation; hard stretching is avoided as much as possible, meanwhile, the use performance of the copper rod is guaranteed, and the stretching effect is good.

Description

Technical Field

[0001] The utility model relates to the technical field of copper rod processing, in particular to a copper rod stretching device. Background Art

[0002] Copper rods are generally produced from electrolytic copper, and their resistivity is lower than that of low-oxygen copper rods. Therefore, in the production of products with strict resistance requirements, oxygen-free copper rods are more economical. Copper rods are usually stretched into copper rods of different diameters for use in different environments. Therefore, a stretching device is required during the copper rod processing. When the existing stretching device stretches the copper rod, it is mostly completed by horizontal hard stretching, which is easy to affect the performance of the copper rod in the later stage and reduce the stretching effect of the device. Utility Model Content

[0003] In order to improve the problem that the above-mentioned device usually adopts horizontal rigid stretching to stretch the copper rod, which easily affects the later performance of the copper rod and reduces the stretching effect of the device, the utility model provides a copper rod stretching device.

[0004] The utility model provides a copper rod stretching device, which adopts the following technical solutions:

[0005] A copper rod stretching device, comprising a frame, through holes are provided on both sides of the frame, clamping assemblies are provided on both ends of the two sides of the frame close to the through holes, a shell is installed on the inner top wall of the frame, a bidirectional screw is connected to the top of the inner cavity of the shell through a bearing, a driving assembly is provided on the right side of the shell, the left end of the driving assembly is connected to the right end of the bidirectional screw, screw nuts are threadedly connected at both ends of the outer wall of the bidirectional screw, first connecting blocks are installed at the bottom of two groups of screw nuts, connecting rods are hinged at the bottom of the two groups of the first connecting blocks, second connecting blocks are hinged at one end of the two groups of the connecting rods away from the first connecting blocks, slides are installed at the bottom of the two groups of the second connecting blocks, movable rods are connected at equal intervals at the bottom of the slides, a winding assembly limiting hole matching the movable rod is provided at the bottom of the shell, a pressing wheel is installed at the bottom of the movable rod, a positioning wheel is provided between adjacent pressing wheels, and the positioning wheel is installed at the bottom of the shell.

[0006] By adopting the above technical scheme, according to the processing requirements, one end of the copper rod with stretching is introduced into the interior of the frame through the through hole on the left side, and passes through the pressure-stretching wheel and the positioning wheel in an S shape in turn and is led out from the through hole on the right end. The two ends of the copper rod are fixedly clamped by the clamping assembly. When the copper rod needs to be stretched, the bidirectional lead screw is driven to rotate by the driving assembly, and the rotation of the bidirectional lead screw drives the nut to move and approach each other. When the nut moves, the sliding plate is driven downward by the connecting rod. When the sliding plate moves downward, the pressure-stretching wheel is driven downward by the movable rod to cooperate with the positioning wheel to complete the continuous stretching operation. The S-shaped winding structure is adopted to avoid hard stretching as much as possible while ensuring the performance of the copper rod.

[0007] Optionally, the clamping assembly includes two groups of mounting plates, which are respectively installed on both sides of the frame, electric push rods are installed at the bottom of the two groups of mounting plates, first clamping plates are installed at the output ends of the two groups of electric push rods, and second clamping plates are installed at one end of both sides of the frame close to the first clamping plate.

[0008] By adopting the above technical solution, the extension and retraction of the electric push rod can drive the first clamping plate to move up and down, thereby adjusting the distance between the first clamping plate and the second clamping plate, so that the device can clamp copper rods of different specifications, thereby improving the universality of the device.

[0009] Optionally, the sides of the first clamping plate and the second clamping plate that are close to each other are both configured as an arc structure, and the bottom of the first clamping plate and the top of the second clamping plate are both connected to rubber pads.

[0010] By adopting the above technical solution and providing the rubber pad, the friction between the first clamping plate, the second clamping plate and the copper rod is increased, so that the copper rod is clamped more firmly.

[0011] Optionally, a guide assembly is provided between the first clamping plate and the mounting plate, the guide assembly comprising a guide rod, the guide rod is mounted on the top of the first clamping plate, the top of the guide rod extends out of the mounting plate, and the surface of the mounting plate is provided with a guide hole matching the guide rod.

[0012] By adopting the above technical solution, when the first clamping plate moves, it can drive the guide rod to slide in the guide hole, so as to support the first clamping plate, so that the first clamping plate is more stable when being lifted or lowered.

[0013] Optionally, an S-stretching structure is formed between the pressing wheel and the positioning wheel.

[0014] By adopting the above technical solution and an S-shaped winding structure, hard stretching is avoided as much as possible while ensuring the performance of the copper rod, and the stretching effect is good.

[0015] Optionally, the drive assembly includes a box body, which is installed on the top of the right side of the shell, and a servo motor is installed on the bottom of the box body, a driving shaft is installed on the power output end of the servo motor, a driving bevel gear is installed on the top of the driving shaft, and the top of the driving bevel gear is meshingly connected with a driven bevel gear, and the end of the driven bevel gear away from the driving bevel gear is connected to the driven shaft, and the end of the driven shaft away from the driven bevel gear is fixedly connected to the right end of the bidirectional screw.

[0016] By adopting the above technical solution, when the servo motor is working, the driving shaft drives the driving bevel gear to rotate, the driving bevel gear rotates and the driven bevel gear rotates, and the driven bevel gear rotates and drives the driven shaft to rotate, thereby driving the bidirectional screw to rotate.

[0017] Optionally, a sliding assembly is provided between the slide plate and the shell, the sliding assembly includes two groups of pulleys, the two groups of pulleys are respectively installed at both ends of the slide plate, and slide rails are provided on both sides of the inner cavity of the shell, and the slide rails are slidably connected to the pulleys.

[0018] By adopting the above technical solution, when the skateboard moves, it can drive the pulley to slide in the slide rail, so that the skateboard moves more smoothly and avoids jamming as much as possible.

[0019] In summary, the present invention has at least one of the following beneficial effects:

[0020] (1) Through the coordinated arrangement of the housing, the pressing wheel, the movable rod, the positioning wheel, the first connecting block, the bidirectional screw rod, the second connecting block, the connecting rod, the nut, the slide plate and the driving assembly, the copper rod is in an S shape and passes through the pressing wheel and the positioning wheel in sequence. At the same time, the pressing wheel moves downward to cooperate with the positioning wheel to complete the continuous stretching operation. The S-shaped winding structure is adopted to avoid hard stretching as much as possible while ensuring the performance of the copper rod, and the stretching effect is good.

[0021] (2) Through the coordinated arrangement of the mounting plate, the electric push rod, the first clamping plate and the second clamping plate, the extension and retraction of the electric push rod can drive the first clamping plate to move up and down, making it convenient to adjust the distance between the first clamping plate and the second clamping plate, so that copper rods of different specifications can be clamped and fixed, thereby improving the universality of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0023] Figure 1 It is a cross-sectional structural schematic diagram of the utility model;

[0024] Figure 2 It is a left-side structural schematic diagram of the utility model;

[0025] Figure 3 For the utility model Figure 1 Schematic diagram of the structure at point A in the middle.

[0026] In the figure: 1. frame; 2. clamping assembly; 201. mounting plate; 202. electric push rod; 203. first clamping plate; 204. second clamping plate; 3. housing; 4. pressing and stretching wheel; 5. movable rod; 6. positioning wheel; 7. limiting hole; 8. through hole; 9. guide assembly; 901. guide rod; 902. guide hole; 10. first connecting block; 11. bidirectional screw rod; 12. second connecting block; 13. connecting rod; 14. nut; 15. slide plate; 16. sliding assembly; 1601. slide rail; 1602. pulley; 17. driving assembly; 1701. servo motor; 1702. housing; 1703. driving shaft; 1704. driving bevel gear; 1705. driven bevel gear; 1706. driven shaft; 18. rubber pad. DETAILED DESCRIPTION

[0027] The following is combined with Figure 1-3 The utility model is described in further detail.

[0028] Please refer to the attached figure in the instruction manual Figure 1 and Figure 2 The utility model provides an embodiment: a copper rod stretching device, comprising a frame 1, both sides of the frame 1 are provided with through holes 8, both ends of the frame 1 close to the through holes 8 are provided with clamping components 2, the clamping components 2 include two sets of mounting plates 201, the two sets of mounting plates 201 are fixedly mounted on both sides of the frame 1, the bottoms of the two sets of mounting plates 201 are both installed with electric push rods 202, the output ends of the two sets of electric push rods 202 are both fixedly mounted with first clamping plates 203, and both ends of the frame 1 close to the first clamping plates 203 are both fixedly mounted with second clamping plates 204. The electric push rod 202 can move up and down by telescoping, so as to adjust the distance between the first clamping plate 203 and the second clamping plate 204, so that the device can clamp copper rods of different specifications, thereby improving the universality of the device.

[0029] Please refer to the attached figure in the instruction manual Figure 1 and Figure 2, the first clamping plate 203 and the second clamping plate 204 are both arranged to be in an arc structure on one side close to each other, and the bottom of the first clamping plate 203 and the top of the second clamping plate 204 are both fixedly connected with a rubber pad 18. The provision of the rubber pad 18 increases the friction between the first clamping plate 203 and the second clamping plate 204 and the copper rod, so that the copper rod is clamped more firmly. A guide assembly 9 is provided between the first clamping plate 203 and the mounting plate 201, and the guide assembly 9 includes a guide rod 901, which is vertically mounted on the top of the first clamping plate 203, and the top of the guide rod 901 extends out of the mounting plate 201, and a guide hole 902 matching the guide rod 901 is provided on the surface of the mounting plate 201. When the first clamping plate 203 moves, it can drive the guide rod 901 to slide in the guide hole 902, so that the first clamping plate 203 can be supported, so that the first clamping plate 203 is more stable when lifting.

[0030] Please refer to the attached figure in the instruction manual Figure 1 and Figure 3 A shell 3 is installed on the inner top wall of the frame 1, and a bidirectional screw rod 11 is rotatably connected to the top of the inner cavity of the shell 3 through a bearing. A driving assembly 17 is arranged on the right side of the shell 3, and the left end of the driving assembly 17 is connected to the right end of the bidirectional screw rod 11. The driving assembly 17 comprises a box 1702, and the box 1702 is installed on the top of the right side of the shell 3. A servo motor 1701 is installed at the bottom of the box 1702. A driving shaft 1703 is fixedly installed at the power output end of the servo motor 1701, and a driving bevel gear 1704 is installed on the top of the driving shaft 1703. A driven bevel gear 1705 is meshedly connected to the top of the driving bevel gear 1704. A driven shaft 1706 is connected to the end of the driven bevel gear 1705 away from the driving bevel gear 1704, and an end of the driven shaft 1706 away from the driven bevel gear 1705 is fixedly connected to the right end of the bidirectional screw rod 11. When the servo motor 1701 is working, the driving bevel gear 1704 is driven to rotate through the driving shaft 1703 , the driving bevel gear 1704 is driven to rotate the driven bevel gear 1705 , the driven bevel gear 1705 is driven to rotate the driven shaft 1706 , and the bidirectional screw rod 11 is driven to rotate.

[0031] Please refer to the attached figure in the instruction manual Figure 1 and Figure 3, both ends of the outer wall of the bidirectional screw rod 11 are threadedly connected with screw nuts 14, the bottoms of the two groups of screw nuts 14 are fixedly installed with first connecting blocks 10, the bottoms of the two groups of first connecting blocks 10 are hinged with connecting rods 13, the ends of the two groups of connecting rods 13 away from the first connecting blocks 10 are hinged with second connecting blocks 12, and the bottoms of the two groups of second connecting blocks 12 are installed with slide plates 15, and a sliding assembly 16 is arranged between the slide plate 15 and the housing 3, and the sliding assembly 16 includes two groups of pulleys 1602, and the two groups of pulleys 1602 are rotatably installed at the two ends of the slide plate 15, and the two sides of the inner cavity of the housing 3 are provided with slide rails 1601, and the slide rails 1601 are slidably connected with the pulleys 1602. When the slide plate 15 moves, it can drive the pulleys 1602 to slide in the slide rails 1601, so that the slide plate 15 is smoother during the movement process, and the jamming situation is avoided as much as possible.

[0032] Please refer to the attached figure in the instruction manual Figure 1 The bottom of the slide plate 15 is connected with a plurality of movable rods 5 at equal intervals, the bottom of the housing 3 is provided with a winding assembly limiting hole 7 that matches the movable rod 5, the bottom of the movable rod 5 extends out of the housing 3 and is rotatably mounted with a pressing wheel 4, a positioning wheel 6 is arranged between adjacent pressing wheels 4, the positioning wheel 6 is rotatably mounted at the bottom of the housing 3, and an S-stretching structure is formed between the pressing wheel 4 and the positioning wheel 6. The S-shaped winding structure is adopted to avoid rigid stretching as much as possible while ensuring the performance of the copper rod, and the stretching effect is good.

[0033] Working principle: When using the device, according to the processing requirements, one end of the copper rod to be stretched is introduced into the interior of the frame 1 through the through hole 8 on the left, and passes through the pressing wheel 4 and the positioning wheel 6 in an S shape in turn and is led out from the through hole 8 on the right end, and the two ends of the copper rod are respectively placed between the first clamping plate 203 and the second clamping plate 204, and then the controller controls the electric push rod 202 to extend, and the extension of the electric push rod 202 drives the first clamping plate 203 to move downward until the first clamping plate 203 is pressed on the top of the copper rod, so as to facilitate the clamping and fixing of the two ends of the copper rod, and through the setting of the rubber pad 18, the friction between the first clamping plate 203 and the second clamping plate 204 and the copper rod is increased, so that the copper rod is clamped more firmly.

[0034] When the copper rod needs to be stretched, the servo motor 1701 is started through the controller. When the servo motor 1701 is working, the driving bevel gear 1704 is driven to rotate through the driving shaft 1703. The driving bevel gear 1704 rotates and drives the driven bevel gear 1705 to rotate. The driven bevel gear 1705 rotates and drives the driven shaft 1706 to rotate, so as to drive the bidirectional screw rod 11 to rotate. The bidirectional screw rod 11 rotates to drive the nut 14 to move and approach each other. When the nut 14 moves, the slide plate 15 is driven downward through the connecting rod 13. When the slide plate 15 moves downward, the pressing wheel 4 is driven downward through the movable rod 5 to cooperate with the positioning wheel 6 to complete the continuous stretching operation. The S-shaped winding structure is adopted to avoid hard stretching as much as possible while ensuring the performance of the copper rod.

[0035] The above are all preferred embodiments of the present utility model, and are not intended to limit the protection scope of the present utility model. Therefore, any equivalent changes made based on the structure, shape, and principle of the present utility model should be included in the protection scope of the present utility model.

Claims

1. A copper rod stretching device, comprising a frame (1), characterized in that: Through holes (8) are provided on both sides of the frame (1), and clamping assemblies (2) are provided on one end of both sides of the frame (1) close to the through holes (8). A shell (3) is installed on the inner top wall of the frame (1), and a bidirectional screw rod (11) is connected to the top of the inner cavity of the shell (3) via a bearing. A driving assembly (17) is provided on the right side of the shell (3), and the left end of the driving assembly (17) is connected to the right end of the bidirectional screw rod (11). Both ends of the outer wall of the bidirectional screw rod (11) are threadedly connected to screw nuts (14), and the bottoms of the two groups of screw nuts (14) are installed with first connecting blocks (10). The two groups of the first connecting blocks (10) are connected to the two groups of the first connecting blocks (10). 0) are hingedly connected to the bottom of the two groups of connecting rods (13), one end of the two groups of connecting rods (13) away from the first connecting block (10) is hingedly connected to the second connecting block (12), the bottom of the two groups of the second connecting blocks (12) are installed with slide plates (15), the bottom of the slide plates (15) are evenly connected to movable rods (5), the bottom of the shell (3) is provided with winding assembly limiting holes (7) matching the movable rods (5), the bottom of the movable rod (5) extends out of the shell (3) and is installed with a pressing wheel (4), and a positioning wheel (6) is arranged between adjacent pressing wheels (4), and the positioning wheel (6) is installed at the bottom of the shell (3).

2. A copper rod stretching device according to claim 1, characterized in that: The clamping assembly (2) comprises two groups of mounting plates (201), the two groups of mounting plates (201) being mounted on both sides of the frame (1), respectively; an electric push rod (202) is mounted on the bottom of each of the two groups of mounting plates (201); a first clamping plate (203) is mounted on the output ends of each of the two groups of electric push rods (202); and a second clamping plate (204) is mounted on both sides of the frame (1) at one end close to the first clamping plate (203).

3. A copper rod stretching device according to claim 2, characterized in that: The sides of the first clamping plate (203) and the second clamping plate (204) that are close to each other are both arranged in an arc-shaped structure, and the bottom of the first clamping plate (203) and the top of the second clamping plate (204) are both connected to a rubber pad (18).

4. A copper rod stretching device according to claim 2, characterized in that: A guide assembly (9) is provided between the first clamping plate (203) and the mounting plate (201), the guide assembly (9) comprising a guide rod (901), the guide rod (901) being mounted on the top of the first clamping plate (203), the top of the guide rod (901) extending out of the mounting plate (201), and a guide hole (902) matching the guide rod (901) being provided on the surface of the mounting plate (201).

5. A copper rod stretching device according to claim 1, characterized in that: An S-stretching structure is formed between the pressing wheel (4) and the positioning wheel (6).

6. A copper rod stretching device according to claim 1, characterized in that: The driving assembly (17) comprises a box (1702), wherein the box (1702) is mounted on the top of the right side of the housing (3), a servo motor (1701) is mounted on the bottom of the box (1702), a driving shaft (1703) is mounted on the power output end of the servo motor (1701), a driving bevel gear (1704) is mounted on the top of the driving shaft (1703), a driven bevel gear (1705) is meshedly connected to the top of the driving bevel gear (1704), an end of the driven bevel gear (1705) away from the driving bevel gear (1704) is connected to a driven shaft (1706), and an end of the driven shaft (1706) away from the driven bevel gear (1705) is fixedly connected to the right end of the bidirectional screw rod (11).

7. A copper rod stretching device according to claim 1, characterized in that: A sliding assembly (16) is provided between the slide plate (15) and the shell (3), and the sliding assembly (16) comprises two groups of pulleys (1602). The two groups of pulleys (1602) are respectively mounted at two ends of the slide plate (15). Slide rails (1601) are provided on both sides of the inner cavity of the shell (3), and the slide rails (1601) are slidably connected to the pulleys (1602).

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