Cold welding machine capable of automatically feeding cables for cable welding

Abstract

The invention discloses a cable welding cold welding machine with an automatic wire feeding function, and relates to the technical field of cold welding machines, the cable welding cold welding machine comprises a bottom plate and a shell mounted at the top of the bottom plate, two vertical and parallel supporting columns are fixed to the top of the bottom plate, side plates are fixed to the tops of the two supporting columns, and a wire fixing disc is slidably connected between the two side plates; welding wires obliquely arranged penetrate through the front end face and the rear end face of the wire fixing disc, a horizontally-arranged wire carrying plate is fixed to the bottom of the front end face of the wire fixing disc, and an obliquely-arranged hydraulic cylinder is installed between the wire carrying plate and the supporting column and drives the wire fixing disc to obliquely move downwards towards the rear portion of the top of the bottom plate; the end, away from the wire carrying plate, of the welding wire is provided with a terminal located on the bottom plate. The top of the terminal abuts against a cable. According to the automatic wire feeding device, the wire fixing disc and the welding wires are driven by the hydraulic cylinder to run stably, automatic wire feeding during welding is achieved, adjustment can be conducted according to the consumption of the welding wires and different cable welding strokes, and the quality of finished cable welding products is improved.

Description

Technical Field

[0001] The invention relates to the technical field of cold welding machines, in particular to a cold welding machine for cable welding capable of automatically feeding wires. Background Art

[0002] Cable welding is a critical process step in the field of cable manufacturing and maintenance. In the traditional cable welding process, manual wire feeding and welding gun operation are usually required, which is not only inefficient, but also the welding quality is easily affected by human factors and it is difficult to ensure consistency. In addition, long-term manual operation may also cause worker fatigue and increase the risk of operating errors.

[0003] With the continuous development of automation technology, automated welding equipment has been gradually applied to the field of cable welding, aiming to improve welding efficiency and welding quality. However, existing automated cable welding equipment still has some shortcomings. For example, some equipment is prone to problems such as wire jamming or deviation during wire feeding, resulting in discontinuous welding or inaccurate welding position.

[0004] In view of this, this application is hereby filed. Summary of the invention

[0005] The purpose of the present invention is to provide a cold welding machine for cable welding that can automatically feed wires, so as to solve the problem that the welding equipment mentioned in the above background technology is prone to wire jamming or deviation during the wire feeding process, resulting in discontinuous welding or inaccurate welding position and poor quality of the finished product.

[0006] In order to solve the above technical problems, the present invention provides a cold welding machine for cable welding that can automatically feed wires, comprising: a bottom plate, a shell installed on the top of the bottom plate, two vertical and parallel pillars are fixed on the top of the bottom plate, side plates are fixed on the tops of the two pillars, a wire tray is slidably connected between the two side plates, the front and rear end surfaces of the wire tray are penetrated by an inclined welding wire, a horizontally arranged wire carrier plate is fixed on the bottom of the front end surface of the wire tray, an inclined hydraulic cylinder is installed between the wire carrier plate and the pillar, and the hydraulic cylinder drives the wire tray to move downward and obliquely toward the rear of the top of the bottom plate; a terminal located on the bottom plate is provided at one end of the welding wire away from the wire carrier plate, the top of the terminal is abutted against the cable, and a welding head is provided on the same side of the terminal and the cable. When the welding head welds the cable, the hydraulic cylinder makes the wire tray and the welding wire run smoothly, so as to realize automatic wire feeding during welding.

[0007] Furthermore, the side plate and the side wall of the wire fixing disk close to each other are respectively provided with an inclined slide groove and a slider, one end of the slider is fixed to the side wall of the wire fixing disk, and the other end of the slider is slidably connected to the inclined slide groove. The wire fixing disk runs smoothly and can be adjusted according to different wire consumption and different cable welding strokes.

[0008] Furthermore, an inclined wire fixing channel is provided between the front and rear end surfaces of the wire fixing disc, a rubber tube is embedded in the wire fixing channel, and the welding wire passes through the rubber tube and has an interference fit with the rubber tube. When the wire fixing disc is moved and the end of the welding wire is welded, the welding wire on the wire fixing disc does not move, and one of a tensioning cable clamp, an insulating wire clamp, and a pneumatic wire clamp can also be used.

[0009] Furthermore, a control box is fixed to the rear end face of the housing, the welding head and the hydraulic cylinder are electrically connected to the controller in the control box, and a control panel and control buttons are provided on the top of the control box, so as to facilitate the control of the opening and closing of the welding head and the stroke of the hydraulic cylinder, so that it can be adapted for use between different terminals and cables.

[0010] Furthermore, an opening is provided on the top of the shell for the cable to pass through, and a fixing clamp is provided on the top of the shell for fixing the cable. The cable is fixed to prevent the cable from deflecting during welding, thereby improving the quality of the finished welding product.

[0011] Furthermore, the side wall of the shell is provided with a second opening, and a guide rail located in the same vertical plane as the second opening is fixed on the top of the bottom plate, the guide rail is horseshoe-shaped, the terminal abuts and slides and abuts against one end of the inner wall of the guide rail, and a material-taking cylinder installed on the top of the bottom plate and arranged horizontally is provided on the side of the guide rail away from the second opening, and a push plate slidably connected to the top of the guide rail is fixed on the movable end of the material-taking cylinder, which is convenient for limiting the terminal and taking the finished product after welding.

[0012] Furthermore, two mounting plates are fixed at the bottom of the wire carrier plate, a crossbar 2 is fixed between the two mounting plates, a sleeve 2 is sleeved in the middle of the crossbar 2 and connected to the crossbar 2 for rotation, a crossbar 1 is fixed between the two pillars, a sleeve 1 is sleeved in the middle of the crossbar 1 and connected to the crossbar 1 for rotation, and both ends of the hydraulic cylinder are respectively fixed to the sleeve 2 and the sleeve 1. The hydraulic cylinder is installed between the sleeve 2 and the sleeve 1 to control the moving path of the wire fixing disc and the welding wire.

[0013] Furthermore, a vertically arranged abutment block is fixed at the bottom of the side plate away from the pillar, a notch is provided at the rear end face of the abutment block, a welding head is arranged obliquely and rotatably connected between the two pillars, an arc-shaped rubber rod is fixed between the outer wall of the bottom of the welding head and the outer wall of the pillar, the outer wall of the other end of the welding head abuts against the bottom of the abutment block, and the working surface of the top of the welding head is arranged toward the welding wire. During the process of the wire fixing disc tilting downward, the end of the working surface of the welding head is at the same distance from the welding wire, thereby ensuring the quality of the finished welding product.

[0014] Compared with the prior art, the present invention has the following beneficial effects: 1. Automatic wire feeding improves welding efficiency: The cold welding machine of the present invention drives the wire fixing disc and welding wire to run smoothly through the hydraulic cylinder, realizing automatic wire feeding during welding. This design not only greatly reduces the tedious steps of manual wire feeding, but also significantly improves welding efficiency. Automatic wire feeding ensures the continuity and stability of the welding wire during the welding process, providing a strong guarantee for high-quality welding.

[0015] 2. Flexible adjustment mechanism to meet diverse needs: The cold welding machine of the present invention has a flexible adjustment mechanism, such as the sliding connection of the slider in the inclined slide slot, which makes the operation of the wire fixing disc more stable and can be adjusted according to the consumption of welding wire and different cable welding strokes. This design enables the cold welding machine to meet the welding needs of cables of different specifications and lengths, improving the versatility and practicality of the equipment.

[0016] 3. Stable welding quality: Through the interference fit between the rubber tube on the wire fixing disc and the welding wire, and the precise setting of the welding head working surface, the present invention ensures the stability and accuracy of the welding wire during the welding process. This not only avoids the problem of welding wire jamming or deviation, but also ensures the accuracy of the welding position, thereby improving the quality of the finished welding product.

[0017] 4. Easy to operate and maintain: The cold welding machine of the present invention is concise and easy to operate. The control panel and control buttons on the top of the control box make it easy to open and close the welding head and control the stroke of the hydraulic cylinder. In addition, each component of the equipment is easy to disassemble and clean, which reduces maintenance costs and time. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a front view of a cold welding machine for cable welding with automatic wire feeding; Figure 2 It is a schematic diagram of the structure at the rear of the top of the bottom plate in a cold welding machine for cable welding capable of automatically feeding wires; Figure 3 It is a structural schematic diagram of the installation position of the hydraulic cylinder in a cold welding machine for cable welding capable of automatically feeding the wire; Figure 4 It is a schematic diagram of the position relationship between a slide block and an inclined slide slot in a cold welding machine for cable welding capable of automatically feeding wires; Figure 5 It is a structural schematic diagram of the connection between the terminal and the cable in a cold welding machine for cable welding capable of automatically feeding the wire; Figure 6 The present invention is a structural schematic diagram of the second embodiment of a cold welding machine for cable welding capable of automatically feeding wires.

[0019] In the figure: 10. Bottom plate; 11. Guide rail; 12. Removal cylinder; 13. Shell; 20. Terminal; 21. Cable; 22. Welding head; 23. Welding wire; 24. Control box; 30. Pillar; 31. Side plate; 32. Wire fixing plate; 33. Wire carrying plate; 40. Hydraulic cylinder; 41. Crossbar 1; 42. Sleeve 1; 43. Sleeve 2; 44. Crossbar 2; 50. Sliding block; 51. Inclined slide; 60. Curved rubber rod; 61. Abutment block. 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 described embodiments 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 creative work are within the scope of protection of the present invention.

[0021] Embodiment 1: See also Figure 1-6 The present invention provides a technical solution: a cold welding machine for cable welding with automatic wire feeding, comprising a bottom plate 10 and a shell 13 installed on the top of the bottom plate 10, wherein two vertical and parallel pillars 30 are fixed on the top of the bottom plate 10, and side plates 31 are fixed on the tops of the two pillars 30, and a wire fixing disc 32 is slidably connected between the two side plates 31, and the front and rear end surfaces of the wire fixing disc 32 are penetrated by an inclined welding wire 23, and an inclined wire fixing channel is provided between the front and rear end surfaces of the wire fixing disc 32, and a rubber tube is embedded in the wire fixing channel, and the welding wire 23 penetrates the rubber tube and has an interference fit with the rubber tube, so that when the wire fixing disc 32 moves and the end of the welding wire 23 is welded, the welding wire 23 on the wire fixing disc 32 does not move, and one of a tensioning cable clamp, an insulating wire clamp, and a pneumatic wire clamp can also be used; a horizontally arranged wire carrying plate 33 is fixed to the bottom of the front end surface of the wire fixing disc 32, and the wire carrying plate 33 is provided to carry the wire. An inclined hydraulic cylinder 40 is installed between the plate 33 and the pillar 30, and the hydraulic cylinder 40 drives the wire drum 32 to move obliquely downward toward the top rear of the bottom plate 10. The side walls of the side plate 31 and the wire drum 32 that are close to each other are respectively provided with an inclined slide groove 51 and a slider 50. One end of the slider 50 is fixed to the side wall of the wire drum 32, and the other end of the slider 50 is slidably connected to the inclined slide groove 51, so that the wire drum 32 runs smoothly and can be adjusted according to the different consumption of welding wire 23 and the different welding strokes of different cables 21; the end of the welding wire 23 away from the wire carrier plate 33 is provided with a terminal 20 located on the bottom plate 10, and the top of the terminal 20 is abutted with the cable 21. A welding head 22 is provided on the same side of the terminal 20 and the cable 21. When the welding head 22 welds the cable 21, the hydraulic cylinder 40 makes the wire drum 32 and the welding wire 23 run smoothly, realizing automatic wire feeding during welding.

[0022] A cold welding machine for cable welding capable of automatically feeding wires, the top of the shell 13 is provided with an opening for the cable 21 to pass through, the top of the shell 13 is provided with a fixing clamp for fixing the cable 21, the cable 21 is fixed, the cable 21 is prevented from being offset during welding, and the quality of the finished welding product is improved; the rear end face of the shell 13 is fixed with a control box 24, the welding head 22 and the hydraulic cylinder 40 are both electrically connected to the controller in the control box 24, and the top of the control box 24 is provided with a control panel and control buttons. It should be noted here that it is convenient to control the opening and closing of the welding head 22, and to control the stroke of the hydraulic cylinder 40, so that it is suitable for use between different terminals 20 and cables 21.

[0023] A cold welding machine for cable welding capable of automatically feeding wires, the side wall of the housing 13 is provided with opening 2, the top of the bottom plate 10 is fixed with a guide rail 11 located in the same vertical plane as the opening 2, the guide rail 11 is horseshoe-shaped, the terminal 20 abuts and slides against one end of the inner wall of the guide rail 11, the side of the guide rail 11 away from the opening 2 is provided with a horizontally arranged material taking cylinder 12 installed on the top of the bottom plate 10, and the movable end of the material taking cylinder 12 is fixed with a push plate slidably connected to the top of the guide rail 11. It is convenient to limit the terminal 20 and to take the finished product after welding.

[0024] A cold welding machine for cable welding capable of automatically feeding wires, wherein two mounting plates are fixed at the bottom of a wire carrier plate 33, a crossbar 2 44 is fixed between the two mounting plates, a sleeve 2 43 rotatably connected to the crossbar 2 44 is sleeved in the middle of the crossbar 2 44, a crossbar 1 41 is fixed between two pillars 30, a sleeve 1 42 rotatably connected to the crossbar 1 41 is sleeved in the middle of the crossbar 1 41, and both ends of a hydraulic cylinder 40 are respectively fixed to the sleeve 2 43 and the sleeve 1 42. It should be noted here that the hydraulic cylinder 40 is installed between the sleeve 2 43 and the sleeve 1 42 to control the moving path of the wire fixing disc 32 and the welding wire 23.

[0025] Working principle: S1 equipment preparation and startup: Check whether the various components of the cold welding machine, such as the bottom plate 10, the guide rails 11, the pillars 30, the side plates 31, the wire trays 32, etc., are installed correctly and firmly.

[0026] Confirm that the welding wire 23 has been correctly inserted into the wire fixing disc 32, and check whether it is firmly fixed on the wire carrier plate 33.

[0027] Pass the cable 21 through the opening 1 at the top of the housing 13 and secure it using a fixing clip.

[0028] Start the cold welding machine and check through the control panel whether the hydraulic cylinder 40, the welding head 22 and the controller in the control box 24 are operating normally.

[0029] S2: Parameter setting and adjustment: According to the specifications of the cable 21 and welding requirements, welding parameters including welding current, welding time, etc. are set through the control panel.

[0030] The stroke of the hydraulic cylinder 40 is adjusted to ensure that the welding wire 23 can be delivered to the welding position smoothly and accurately.

[0031] Check the matching of the inclined slide groove 51 and the slider 50 to ensure that the wire drum 32 can run smoothly.

[0032] S3: Welding preparation and wire feeding: The terminal 20 is placed on the guide rail 11 and its position is adjusted so as to be in close contact with the cable 21 .

[0033] The hydraulic cylinder 40 is started to drive the wire fixing disc 32 to move obliquely downward toward the rear of the top of the bottom plate 10 to start feeding the wire.

[0034] Observe the running condition of welding wire 23 to ensure that it is smoothly and continuously delivered to the welding position.

[0035] S4: Welding execution and monitoring: When the welding wire 23 reaches the welding position, the welding head 22 is started through the control panel.

[0036] The welding head 22 starts working and welds the cable 21. At this time, the hydraulic cylinder 40 continues to drive the wire drum 32 and the welding wire 23 to run smoothly.

[0037] During the welding process, pay close attention to changes in welding parameters and states, such as welding current, wire feeding speed, etc.

[0038] If any abnormality is found, such as welding current fluctuation, wire 23 jamming, etc., stop welding immediately and check the equipment.

[0039] S5: Welding completion and cooling: When the welding reaches a preset time or reaches a desired welding effect, the welding head 22 stops working.

[0040] Observe the welding quality to ensure that the weld is firm, flat and has no obvious defects.

[0041] Wait for the weld to cool and solidify to ensure weld quality. If you need to speed up the cooling process, use a fan or other cooling device.

[0042] S6: Finished product processing and material collection: The material taking cylinder 12 is started, so that its movable end pushes the material pushing plate to slide on the guide rail 11, thereby taking out the finished product after welding, that is, the welded cable 21, from the welding position.

[0043] Carefully inspect the finished products to ensure that the welding quality meets the requirements.

[0044] Arrange the finished products and store them in designated locations.

[0045] Clean the working area, adjust the relative position of the welding wire 23 and the wire fixing disc 32, and prepare for the next round of welding work.

[0046] Embodiment 2: Reference Figure 1-6 : The difference between this embodiment and the first embodiment is that: a cold welding machine for cable welding capable of automatically feeding wires, a vertically arranged abutment block 61 is fixed to the bottom of the side plate 31 away from the pillar 30, a notch is provided on the rear end face of the abutment block 61, a welding head 22 is tilted and rotatably connected between the two pillars 30, an arc-shaped rubber rod 60 is fixed between the outer wall of the bottom of the welding head 22 and the outer wall of the pillar 30, the outer wall of the other end of the welding head 22 abuts against the bottom of the abutment block 61, and the working surface of the top of the welding head 22 is arranged toward the welding wire 23. It should be noted here that: during the process of the wire fixing disk 32 tilting downward, the end of the working surface of the welding head 22 is at the same distance from the welding wire 23, so as to ensure the quality of the finished welding product.

Claims

1. A cold welding machine for cable welding capable of automatically feeding a wire, comprising a base plate (10) and a housing (13) mounted on the top of the base plate (10), characterized in that: Two vertically and parallelly arranged pillars (30) are fixed on the top of the bottom plate (10), and side plates (31) are fixed on the tops of the two pillars (30). A wire fixing disk (32) is slidably connected between the two side plates (31), and a welding wire (23) arranged obliquely is passed through the front and rear end surfaces of the wire fixing disk (32). A horizontally arranged wire carrier plate (33) is fixed to the bottom of the front end surface of the wire fixing disk (32), and an obliquely arranged hydraulic cylinder (40) is installed between the wire carrier plate (33) and the pillars (30). The hydraulic cylinder (40) drives the wire fixing disk (32) to move obliquely downward toward the rear of the top of the bottom plate (10); an end of the welding wire (23) away from the wire carrier plate (33) is provided with a terminal (20) located on the bottom plate (10), and a cable (21) is abutted against the top of the terminal (20), and a welding head (22) is provided on the same side of the terminal (20) and the cable (21).

2. A cold welding machine for cable welding capable of automatically feeding wires as claimed in claim 1, characterized in that: The side plates (31) and the side walls of the wire fixing disk (32) close to each other are respectively provided with an inclined slide groove (51) and a slider (50); one end of the slider (50) is fixed to the side wall of the wire fixing disk (32), and the other end of the slider (50) is slidably connected to the inclined slide groove (51).

3. A cold welding machine for cable welding capable of automatically feeding wires as claimed in claim 1, characterized in that: An inclined wire fixing channel is provided between the front and rear end surfaces of the wire fixing disc (32), a rubber tube is embedded in the wire fixing channel, and the welding wire (23) passes through the rubber tube and is interference fit with the rubber tube.

4. A cold welding machine for cable welding capable of automatically feeding wires as claimed in claim 1, characterized in that: A control box (24) is fixed to the rear end face of the housing (13); the welding head (22) and the hydraulic cylinder (40) are electrically connected to a controller in the control box (24); and a control panel and control buttons are provided on the top of the control box (24).

5. A cold welding machine for cable welding capable of automatically feeding wires as claimed in claim 1, characterized in that: An opening is provided on the top of the shell (13) for the cable (21) to pass through, and a fixing clamp for fixing the cable (21) is provided on the top of the shell (13).

6. A cold welding machine for cable welding capable of automatically feeding wires as claimed in claim 1, characterized in that: The side wall of the shell (13) is provided with an opening 2, and a guide rail (11) located in the same vertical plane as the opening 2 is fixed to the top of the bottom plate (10), the guide rail (11) is horseshoe-shaped, and the terminal (20) abuts and slides against one end of the inner wall of the guide rail (11), and a material taking cylinder (12) installed on the top of the bottom plate (10) and arranged horizontally is provided on the side of the guide rail (11) away from the opening 2, and a push plate slidably connected to the top of the guide rail (11) is fixed to the movable end of the material taking cylinder (12).

7. A cold welding machine for cable welding capable of automatically feeding wires as claimed in claim 1, characterized in that: Two mounting plates are fixed at the bottom of the wire carrier plate (33), a second crossbar (44) is fixed between the two mounting plates, a second sleeve (43) rotatably connected to the second crossbar (44) is sleeved in the middle of the second crossbar (44), a first crossbar (41) is fixed between the two pillars (30), a first sleeve (42) rotatably connected to the first crossbar (41) is sleeved in the middle of the first crossbar (41), and two ends of the hydraulic cylinder (40) are respectively fixed to the second sleeve (43) and the first sleeve (42).

8. A cold welding machine for cable welding capable of automatically feeding wires as claimed in claim 1, characterized in that: A vertically arranged abutment block (61) is fixed to the bottom of the side plate (31) away from the pillar (30), a notch is provided on the rear end face of the abutment block (61), the welding head (22) is tilted and rotatably connected between the two pillars (30), an arc-shaped rubber rod (60) is fixed between the outer wall of the bottom of the welding head (22) and the outer wall of the pillar (30), the outer wall of the other end of the welding head (22) abuts against the bottom of the abutment block (61), and the working surface of the top of the welding head (22) is arranged toward the welding wire (23).

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