Hydraulic drawing machine for copper bar

Abstract

The utility model discloses a copper bar hydraulic drawing machine which comprises a working table, a balance mechanism is fixedly installed on the upper surface of the working table, and a clamping plate is fixedly installed on the upper surface of the balance mechanism. The hydraulic machine is started to drive the hydraulic rod to stretch out and draw back, the clamping plate is pushed to one end of a copper plate, then the air cylinder a is started to drive the pressing plate to press downwards and press the copper plate, the hydraulic machine is started to drive the hydraulic rod to stretch out and draw the copper plate, and in the process that the copper plate drawing clamping plate stretches out and draws the copper plate, the sliding block is used for supporting the bottom end of the clamping plate. When the sliding block slides, the sliding block and the two sides of the clamping plate can be prevented from inclining in the sliding process of the sliding block, the copper plate is prevented from inclining and bending as much as possible when the copper plate is subjected to large pressure, and the copper plate is prevented from being damaged by large pressure. The production quality is improved, so that the optimal use effect is achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of copper bar drawing machines, in particular to a copper bar hydraulic drawing machine. Background Art

[0002] The hydraulic copper bar drawing machine is a device used for continuous drawing of copper bars. It primarily performs hydraulic continuous drawing of continuously extruded copper bars from coils. It features automatic die straightening, lubrication, cleaning, sizing, stacking, and mosquito coil forming. Unlike conventional single-cylinder semi-continuous drawing machines and mechanical continuous drawing machines, this machine can achieve continuous drawing of unlimited lengths. The hydraulic copper bar drawing machine significantly improves production efficiency, reduces labor costs, and improves product quality and the working environment.

[0003] In the existing copper bar hydraulic drawing machine, when the hydraulic equipment draws the copper plate, the copper plate is easily tilted when subjected to greater pressure, causing the copper plate to bend, reducing production quality and thus failing to achieve optimal use results. Utility Model Content

[0004] The utility model aims to solve the shortcomings in the prior art and proposes a copper bar hydraulic drawing machine.

[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a copper bar hydraulic drawing machine, comprising a workbench, a balancing mechanism is fixedly installed on the upper surface of the workbench, and a splint is fixedly installed on the upper surface of the balancing mechanism, a cylinder a is fixedly installed on both sides of the top of the splint, and a pressure plate is movably installed on the inner wall of the splint, a hydraulic rod is fixedly installed on the outer wall of the splint, and a hydraulic press is provided at one end of the hydraulic rod, a support platform is fixedly installed at the bottom end of the hydraulic press, a support frame is fixedly installed on the top of one end of the workbench, and a cylinder b is fixedly installed on the top of the support frame, an extension rod is passed through the bottom of the top of the support frame, and the bottom end of the extension rod is fixedly connected to a positioning plate, and a supporting plate is provided at the bottom end of the positioning plate.

[0006] As a further description of the above technical solution: the balancing mechanism includes a support, a slide rail is fixedly installed on the top of the support, and a slider is slidably installed on the upper surface of the slide rail, pulleys are rotatably installed at both ends of the slider, and limiting mechanisms are provided on both sides of the inner wall of the slider.

[0007] As a further description of the above technical solution: the slider is slidably connected to the slide rail through a pulley, and the upper surface of the slider is fixedly installed to the bottom end of the splint.

[0008] As a further description of the above technical solution: the limiting mechanism fixed seat, the inner wall of the fixed seat is penetrated by a screw, and the top end of the screw is fixedly connected to the adjusting handwheel, the bottom end of the screw is fixedly connected to the limiting block, and the outer side wall of the limiting block is rotatably installed with a straightening wheel.

[0009] As a further description of the above technical solution: the screw rod passes through the limit block and is connected with the slider, and a threaded wire is provided at the penetration point between the screw rod and the limit block.

[0010] As a further description of the above technical solution: the top end of the straightening wheel abuts against both sides of the bottom end of the slide rail.

[0011] As a further description of the above technical solution: the output end of the bottom of the cylinder b passes through the support frame and is fixedly connected to the top of the positioning plate, and an O-ring is fitted at the through-connection between the cylinder b and the support frame.

[0012] As a further description of the above technical solution: the height of the supporting plate is parallel to the splint, and both ends of the supporting plate are fixedly connected to the inner side walls of the support frame.

[0013] The utility model has the following beneficial effects:

[0014] Compared with the existing technology, this copper bar hydraulic drawing machine starts the hydraulic press to drive the hydraulic rod to extend and retract, push the splint to one end of the copper plate, and then starts the cylinder a to drive the pressure plate to press down to press the copper plate. When the hydraulic press is started, the hydraulic rod is driven to extend and retract to draw the copper plate. In the process of copper plate drawing and splint extension and retraction, the bottom end of the splint is supported by the slider, and the splint is extended and retracted in the process of pulling the splint to keep it balanced. Then the adjusting handwheel is turned to drive the screw and the limit block to lift upward, so that the straightening wheel is pressed against the two sides of the bottom end of the slide rail. During the sliding process of the slider, the slider and the two sides of the splint can be prevented from tilting, and the copper plate can be avoided from tilting and bending when it is under greater pressure, thereby improving the production quality and achieving the best use effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is a schematic diagram of the rear structure of a copper bar hydraulic drawing machine proposed in the utility model;

[0016] Figure 2 This is a schematic diagram of the structure of the balancing mechanism proposed in the utility model;

[0017] Figure 3 This is a structural diagram of the limiting mechanism proposed in the utility model.

[0018] Legend:

[0019] 1. Workbench; 2. Balancing mechanism; 21. Support; 22. Slide rail; 23. Slider; 24. Pulley; 25. Limiting mechanism; 251. Fixed seat; 252. Screw; 253. Adjusting handwheel; 254. Limiting block; 255. Straightening wheel; 3. Clamp; 4. Cylinder a; 5. Pressing plate; 6. Hydraulic rod; 7. Hydraulic press; 8. Support table; 9. Support frame; 10. Cylinder b; 11. Extension rod; 12. Positioning plate; 13. Support plate. DETAILED DESCRIPTION

[0020] 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.

[0021] Reference Figure 1-3 The utility model provides a copper bar hydraulic drawing machine: comprising a workbench 1, a balancing mechanism 2 is fixedly installed on the upper surface of the workbench 1, and a clamping plate 3 is fixedly installed on the upper surface of the balancing mechanism 2, a cylinder a4 is fixedly installed on both sides of the top of the clamping plate 3, and a pressure plate 5 is movably installed on the inner wall of the clamping plate 3, a hydraulic rod 6 is fixedly installed on the outer wall of the clamping plate 3, and a hydraulic press 7 is provided at one end of the hydraulic rod 6, a support platform 8 is fixedly installed at the bottom end of the hydraulic press 7, a support frame 9 is fixedly installed on the top of one end of the workbench 1, and a cylinder b10 is fixedly installed on the top of the support frame 9, and the bottom of the top of the support frame 9 An extension rod 11 is passed through the top of the support frame 9, and the bottom end of the extension rod 11 is fixedly connected to a positioning plate 12. A supporting plate 13 is provided at the bottom end of the positioning plate 12. One end of the copper plate is inserted into the gap between the positioning plate 12 and the supporting plate 13, and then the cylinder b10 is started to drive the extension rod 11 to move downward, pressing one end of the copper plate. The output end of the bottom of the cylinder b10 passes through the support frame 9 and is fixedly connected to the top of the positioning plate 12, and an O-ring is fitted at the through connection between the cylinder b10 and the support frame 9. The height of the supporting plate 13 is parallel to the splint 3, and the two ends of the supporting plate 13 are fixedly connected to the inner wall of the support frame 9.

[0022] The balancing mechanism 2 includes a support 21, a slide rail 22 is fixedly installed on the top of the support 21, and a slider 23 is slidably installed on the upper surface of the slide rail 22, pulleys 24 are rotatably installed at both ends of the slider 23, and limiting mechanisms 25 are provided on both sides of the inner wall of the slider 23, the slider 23 is slidably connected to the slide rail 22 through the pulley 24, and the upper surface of the slider 23 is fixedly installed to the bottom end of the splint 3.

[0023] The limiting mechanism 25 fixes the seat 251, and the inner wall of the fixing seat 251 is penetrated by a screw 252, and the top of the screw 252 is fixedly connected to the adjusting hand wheel 253, the bottom end of the screw 252 is fixedly connected to the limiting block 254, and the outer wall of the limiting block 254 is rotatably installed with a straightening wheel 255. The hydraulic press 7 is started to drive the hydraulic rod 6 to extend and retract, and the splint 3 is pushed to one end of the copper plate, and then the cylinder a4 is started to drive the pressing plate 5 to press down and press the copper plate. When the hydraulic press 7 is started to drive the hydraulic rod 6 to extend and retract, the copper plate is pulled. In the process of the copper plate pulling the splint 3 to extend and retract, the slider 2 is used. 3 supports the bottom end of the splint 3, and expands and contracts during the pulling process of the splint 3 to keep it balanced, and then turns the adjusting hand wheel 253 to drive the screw rod 252 and the limit block 254 to lift upward, so that the straightening wheel 255 is tightly against the two sides of the bottom end of the slide rail 22, and the slider 23 and the two sides of the splint 3 are prevented from tilting during the sliding process of the slider 23. The screw rod 252 passes through the limit block 254 and is connected with the slider 23, and a threaded wire is provided at the penetration point of the screw 252 and the limit block 254 to prevent rotation and make the fixation more secure. The top of the straightening wheel 255 is in contact with the two sides of the bottom end of the slide rail 22.

[0024] Working principle: Insert one end of the bronze plate into the gap between the positioning plate 12 and the supporting plate 13, then start the cylinder b10 to drive the extension rod 11 to move downward, press one end of the bronze plate, start the hydraulic press 7 to drive the hydraulic rod 6 to retract, push the splint 3 to one end of the bronze plate, then start the cylinder a4 to drive the pressure plate 5 to press down, press the bronze plate, and start the hydraulic press 7 to drive the hydraulic rod 6 to retract and retract to pull the bronze plate. In the process of the bronze plate pulling and retracting the splint 3, use the slider 23 to support the bottom end of the splint 3, and retract and retract in conjunction with the pulling process of the splint 3 to keep it balanced, and then turn the adjusting handwheel 253 to drive the screw 252 and the limit block 254 to lift upward, so that the straightening wheel 255 is tightly pressed against the two sides of the bottom end of the slide rail 22, which can prevent the slider 23 and the two sides of the splint 3 from tilting during the sliding process of the slider 23.

[0025] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent replacements for some of the technical features therein. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present invention should be included in the scope of protection of the present invention.

Claims

1. A copper bar hydraulic drawing machine, comprising a workbench (1), characterized in that: A balancing mechanism (2) is fixedly mounted on the upper surface of the workbench (1), and a clamping plate (3) is fixedly mounted on the upper surface of the balancing mechanism (2), a cylinder a (4) is fixedly mounted on both sides of the top of the clamping plate (3), and a pressure plate (5) is movably mounted on the inner wall of the clamping plate (3), a hydraulic rod (6) is fixedly mounted on the outer wall of the clamping plate (3), and a hydraulic press (7) is provided at one end of the hydraulic rod (6), and a support platform (8) is fixedly mounted at the bottom end of the hydraulic press (7), a support frame (9) is fixedly mounted on the top of one end of the workbench (1), and a cylinder b (10) is fixedly mounted on the top end of the support frame (9), an extension rod (11) is passed through the bottom of the top end of the support frame (9), and the bottom end of the extension rod (11) is fixedly connected to a positioning plate (12), and a supporting plate (13) is provided at the bottom end of the positioning plate (12).

2. The copper bar hydraulic drawing machine according to claim 1, characterized in that: The balancing mechanism (2) includes a support (21), a slide rail (22) is fixedly mounted on the top of the support (21), and a slider (23) is slidably mounted on the upper surface of the slide rail (22), pulleys (24) are rotatably mounted on both ends of the slider (23), and limiting mechanisms (25) are provided on both sides of the inner wall of the slider (23).

3. The copper bar hydraulic drawing machine according to claim 2, characterized in that: The slider (23) is slidably connected to the slide rail (22) via a pulley (24), and the upper surface of the slider (23) is fixedly mounted to the bottom end of the clamping plate (3).

4. The copper bar hydraulic drawing machine according to claim 2, characterized in that: The limiting mechanism (25) is fixed to a seat (251), the inner wall of the fixing seat (251) is penetrated by a screw rod (252), the top end of the screw rod (252) is fixedly connected to an adjusting hand wheel (253), the bottom end of the screw rod (252) is fixedly connected to a limiting block (254), and the outer side wall of the limiting block (254) is rotatably mounted with a straightening wheel (255).

5. The copper bar hydraulic drawing machine according to claim 4, characterized in that: The screw rod (252) passes through the limiting block (254) and is connected to the slider (23), and a thread is provided at the point where the screw rod (252) and the limiting block (254) pass through.

6. The copper bar hydraulic drawing machine according to claim 4, characterized in that: The top end of the straightening wheel (255) abuts against both sides of the bottom end of the slide rail (22).

7. The copper bar hydraulic drawing machine according to claim 1, characterized in that: The output end at the bottom of the cylinder b (10) passes through the support frame (9) and is fixedly connected to the top of the positioning plate (12), and an O-ring is attached to the through-connection between the cylinder b (10) and the support frame (9).

8. The copper bar hydraulic drawing machine according to claim 1, characterized in that: The height of the supporting plate (13) is parallel to that of the clamping plate (3), and both ends of the supporting plate (13) are fixedly connected to the inner side walls of the support frame (9).

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