CN213888625U

CN213888625U - Butt welding machine with protection device

Info

Publication number: CN213888625U
Application number: CN202022603826.0U
Authority: CN
Inventors: 杨林
Original assignee: Foshan Perfect Industrial Automation Co ltd
Current assignee: Foshan Perfect Industrial Automation Co ltd
Priority date: 2020-11-12
Filing date: 2020-11-12
Publication date: 2021-08-06
Anticipated expiration: 2030-11-12

Abstract

The utility model discloses a butt welding machine with a protective device, which relates to the technical field of butt welding machines and aims at solving the problem that the prior butt welding machine positioning structure is inconvenient to take out a workpiece after welding is finished when positioning a longer workpiece, thereby reducing the working efficiency, and the proposal is provided that the butt welding machine comprises a working box, wherein the inner wall of the working box is fixedly connected with a positioning rod, the outer wall of the positioning rod is slidably sleeved with two fixed blocks, the thread of the fixed block is sleeved with a screw rod which is rotatably connected with the working box, the upper side of the fixed block is fixedly connected with a connecting rod and a hydraulic rod which are slidably sleeved with the upper side of the working box, the utility model has simple structure and convenient use, and a worker can control the extension of the hydraulic rod through a control device to move the upper fixed plate upwards to separate the upper fixed plate from a first sliding sleeve and then control the contraction of the telescopic rod, at the moment, the workpiece can be directly taken out through a gap between the first sliding sleeve and the upper fixed plate, the time for taking out the workpiece is reduced, and the working efficiency is improved.

Description

Butt welding machine with protection device

Technical Field

The utility model relates to a butt welder technical field especially relates to a butt welder with protector.

Background

The butt welding machine is also called as current welding machine or resistance butt welding machine, and utilizes the resistance between two workpiece contact surfaces to instantaneously pass through low-voltage large current so as to make the two mutually butted metal contact surfaces instantaneously heated to be molten and fused.

The butt welding machine aims at the welding surfaces of two workpieces and fixes the two workpieces before welding the two workpieces, the workpieces are mainly positioned by penetrating the workpieces through an annular positioning structure and positioning the two workpieces through the positioning structure, so that the contact sections of the two workpieces can be accurately butted, but when the positioning structure is used for positioning longer workpieces such as reinforcing steel bars, the workpieces are not convenient to take out after welding is finished, the working time is prolonged, and the working efficiency is reduced.

SUMMERY OF THE UTILITY MODEL

The utility model provides a butt welder with protector has solved thereby traditional butt welder location structure and is not convenient for take out the work piece after the welding finishes when the longer work piece in location and reduces work efficiency problem.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a butt welding machine with a protection device comprises a working box and is characterized in that a motor is fixedly connected in the working box, a screw rod which is rotatably connected with the inner wall of the working box is fixedly sleeved at the output end of the motor, two fixed blocks are sleeved on the outer wall of the screw rod in a threaded manner, a positioning rod which is fixedly connected with the working box is connected in the fixed blocks in a sliding manner, a connecting rod and a hydraulic rod which are slidably sleeved with the upper side of the working box are fixedly connected on the upper side of the fixed blocks, an upper fixed plate is fixedly connected on the upper side of the hydraulic rod, a lower fixed plate which is fixedly connected with the upper end of the connecting rod is arranged below the upper fixed plate, a groove is formed in the upper side of the lower fixed plate, a positioning block is fixedly connected on the groove wall of the groove, a first compression spring is fixedly connected on the upper side of the positioning block, and a first sliding sleeve which is slidably sleeved with the outer wall of the positioning block is fixedly connected at the other end of the first compression spring, the inner fixing device comprises a lower fixing plate, a telescopic rod is fixedly connected into the lower fixing plate, a sliding block is fixedly connected with the telescopic output end of the lower fixing plate and is slidably connected with the groove wall of a groove, a second compression spring is fixedly connected onto the upper side of the sliding block, a second sliding sleeve is fixedly connected with the other end of the second compression spring and is slidably sleeved with the outer wall of the sliding block, a butt welding machine and a hydraulic device are fixedly connected onto a bottom plate in the working box, the input end and the output end of the hydraulic device are both connected with a three-way pipe connector, and the three-way pipe connector is connected with the input end and the output end of a hydraulic rod through a high-pressure hose.

Preferably, the lower side of the lower fixing plate is connected with the upper side of the working box in a sliding mode, the lower side of the upper fixing plate is provided with anti-skidding teeth, one side, close to the telescopic rod, of the second sliding sleeve is provided with a sliding groove, and the outer wall of the screw rod is provided with reverse threads.

Preferably, the upper side of the working box is fixedly connected with a fixed cover, and one side of the fixed cover is rotatably connected with a rotating cover.

Preferably, the lower side of the motor is fixedly connected with a support plate fixedly connected with the inner wall of the working box, and the lower side of the lower fixing plate is slidably connected with the upper side of the working box.

Preferably, the side wall of the working box is fixedly connected with a fan, and a plurality of heat dissipation holes are formed in the side wall of the working box.

Preferably, a plurality of universal wheels are fixedly connected to the lower side of the working box, and a pushing handle is fixedly connected to the side wall of the working box.

The utility model has the advantages that:

1: the utility model starts the telescopic rod through the control device, so that the telescopic rod extends to push the sliding block, the second compression spring and the second sliding sleeve to slide on the groove wall of the groove, the second sliding sleeve moves to the first sliding sleeve, further the workpiece placed between the first sliding sleeve and the second sliding sleeve is pushed to move to one side of the first sliding sleeve, the workpiece is clamped through the first sliding sleeve and the second sliding sleeve, thereby the horizontal positions of the two workpieces are limited, then the hydraulic device is started through the control device, further the hydraulic rod is contracted, thereby the upper fixing plate is driven to move downwards, the workpiece is fixed, after the welding work is finished, a worker can control the hydraulic rod to extend through the control device, further the upper fixing plate moves upwards, the upper fixing plate is separated from the first sliding sleeve, then the telescopic rod is controlled to contract, at the moment, the workpiece can be directly taken out through the gap between the first sliding sleeve and the upper fixing plate, the time for taking out the workpiece is reduced, and the working efficiency is improved.

2: the utility model discloses install the fan and set up the louvre on the work box, blow external air to the work box in through fan work to blow off the work box with the air in the work box through the louvre, make the air in the work box flow, reduce the temperature in the work box, prevent that the high butt welder and the motor of messenger of temperature from damaging in the work box.

Drawings

Fig. 1 is a schematic front sectional view of a butt welding machine with a protection device according to the present invention;

fig. 2 is a schematic left-side sectional view of a butt welding machine with a protective device according to the present invention;

fig. 3 is an enlarged schematic view of a position a of the butt welding machine with the protection device provided by the present invention.

Reference numbers in the figures: 1. a work box; 2. a butt welding machine; 3. a fixed block; 4. positioning a rod; 5. a connecting rod; 6. a rotating cover; 7. a fixed cover; 8. an upper fixing plate; 9. a hydraulic lever; 10. a screw; 11. a motor; 12. a support plate; 13. a three-way pipe joint; 14. a hydraulic device; 15. a fan; 16. a lower fixing plate; 17. positioning blocks; 18. a first compression spring; 19. a first sliding sleeve; 20. a groove; 21. a second sliding sleeve; 22. a second compression spring; 23. a telescopic rod; 24. And a slider.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-3, a butt welding machine with a protective device comprises a working box, a motor is fixedly connected in the working box, a screw rod rotatably connected with the inner wall of the working box is fixedly sleeved at the output end of the motor, two fixed blocks are sleeved on the outer wall of the screw rod in a threaded manner, a positioning rod fixedly connected with the working box is slidably connected in the fixed blocks, a connecting rod and a hydraulic rod are fixedly connected on the upper side of the fixed blocks and slidably sleeved with the upper side of the working box, an upper fixed plate is fixedly connected on the upper side of the hydraulic rod, a lower fixed plate fixedly connected with the upper end of the connecting rod is arranged below the upper fixed plate, a groove is formed in the upper side of the lower fixed plate, a positioning block is fixedly connected on the groove wall of the groove, a first compression spring is fixedly connected on the upper side of the positioning block, a first sliding sleeve slidably sleeved with the outer wall of the positioning block is fixedly connected at the other end of the first compression spring, a telescopic rod is fixedly connected in the lower fixed plate, the telescopic output end is fixedly connected with a sliding block in sliding connection with the groove wall of the groove, a second compression spring is fixedly connected to the upper side of the sliding block, a second sliding sleeve which is in sliding sleeve connection with the outer wall of the sliding block is fixedly connected to the other end of the second compression spring, a butt welding machine and a hydraulic device are fixedly connected to the inner bottom plate of the working box, the input end and the output end of the hydraulic device are both connected with a three-way pipe connector, and the three-way pipe connector is connected with the input end and the output end of a hydraulic rod through a high-pressure hose.

When a worker needs to butt weld workpieces, firstly, the two welded workpieces are respectively placed between a first sliding sleeve 19 and a second sliding sleeve 21 on two lower fixing plates 16, then a telescopic rod 23 is started through a control device, the telescopic rod 23 is extended to push a sliding block 24, a second compression spring 22 and the second sliding sleeve 21 to slide on the groove wall of a groove 20, the second sliding sleeve 21 moves towards the first sliding sleeve 19, the workpieces placed between the first sliding sleeve 19 and the second sliding sleeve 21 are further pushed to move towards one side of the first sliding sleeve 19, the workpieces are clamped through the first sliding sleeve 19 and the second sliding sleeve 21, so that the horizontal positions of the two workpieces are limited, then a hydraulic device 14 is started through the control device, a hydraulic rod 9 is contracted, the upper fixing plate 8 is driven to move downwards, when the height of the butt-welded workpieces is higher than that of the first sliding sleeve 19 and the second sliding sleeve 21, at the moment, the lower side of the upper fixing plate 8 is in contact with the workpiece and fastens the workpiece, when the height of the butt-welded workpiece is lower than that of the first sliding sleeve 19 and the second sliding sleeve 21, the lower side of the upper fixing plate 8 is in contact with the upper sides of the first sliding sleeve 19 and the second sliding sleeve 21, so that the first sliding sleeve 19 slides downwards on the outer wall of the positioning block 17, the second sliding sleeve 21 slides downwards on the outer wall of the sliding block 24, meanwhile, the first compression spring 18 and the second compression spring 22 contract until the lower side of the upper fixing plate 8 is in contact with the workpiece, the workpiece is fixed through the upper fixing plate 8 and the lower fixing plate 16, after the fixing is completed, the butt welder 2 and the motor 11 are started through the control device, the motor 11 works to drive the screw rod 10 to rotate, so as to drive the two fixing blocks 3 to move towards each other, and further drive the connecting rod 5, the hydraulic rod 9, the lower fixing plate 16, the upper fixing plate 8 and the workpiece to move, make two work pieces extrude each other and weld, close butt welder 2 through controlling means after the welding is accomplished, and control device control hydraulic means 14 makes hydraulic stem 9 extension, and then make upper fixed plate 8 and work piece and first sliding sleeve 19 and second sliding sleeve 21 separation, then make telescopic link 23 shrink through controlling means, can directly take out the work piece that the welding was accomplished through the gap between first sliding sleeve 19 and the upper fixed plate 8 this moment, reduced the time of taking out the work piece, increased work efficiency.

The lower side of the lower fixing plate 16 is connected with the upper side of the working box 1 in a sliding way, the lower side of the upper fixing plate 8 is provided with anti-skid teeth, one side of the second sliding sleeve 21 close to the telescopic rod 23 is provided with a sliding chute, the outer wall of the screw rod 10 is provided with reverse threads, the anti-skid teeth are arranged on the upper fixing plate 8, so that the friction force between the upper fixing plate 8 and the workpiece is increased, the dislocation of the workpieces in the mutual extrusion welding process is reduced, the second sliding sleeve 21 is provided with a sliding chute, so that the outer wall of the screw rod 10, which is not contacted with the telescopic rod 23 in the downward sliding process of the second sliding sleeve 21, is provided with reverse threads, the fixed block 3 is provided with a threaded hole, the hole wall of the threaded hole is in threaded sleeve joint with the outer wall of the screw rod 10, by arranging the screw 10 with reverse threads, the two fixed blocks 10 on the screw 10 can move towards or away from each other simultaneously when the screw 10 rotates, so that two workpieces can be extruded with each other.

Fixed cover 7 of 1 upside fixedly connected with of work box, fixed cover 7 one side is rotated and is connected with and rotates cover 6, is carrying out the butt welding in-process, rotates and rotates cover 6 and will protect the welding point, prevents that the welding slag of sputtering from causing the injury to the staff among the welding process.

The outer wall of the screw rod 10 is provided with reverse threads, the fixing block 3 is provided with a threaded hole, the hole wall of the threaded hole is in threaded sleeve connection with the outer wall of the screw rod 10, and the screw rod 10 is provided with the reverse threads, so that the two fixing blocks 10 on the screw rod 10 can move in the opposite directions or in the opposite directions simultaneously when rotating, and therefore the two workpieces can be extruded mutually.

1 lateral wall fixedly connected with fan 15 of work box, 1 lateral wall of work box has been seted up a plurality of louvres at the butt welding in-process, starts fan 15 through controlling means, and fan 15 work blows external air to work box 1 in to blow off work box 1 with the air in work box 1 through the louvre, make the air in work box 1 flow, reduce the temperature in work box 1, prevent that the high butt welder 2 and motor 11 of the interior high temperature of work box 1 from damaging.

A plurality of universal wheels of 1 downside fixedly connected with of work box, 1 lateral wall fixedly connected with of work box promote the handle, use through the cooperation of universal wheel and shallow handle on the work box 1, the staff of being convenient for removes work box 1.

The working principle is as follows: when a worker needs to butt weld workpieces, firstly, the two welded workpieces are respectively placed between a first sliding sleeve 19 and a second sliding sleeve 21 on two lower fixing plates 16, then a telescopic rod 23 is started through a control device, the telescopic rod 23 is extended to push a sliding block 24, a second compression spring 22 and the second sliding sleeve 21 to slide on the groove wall of a groove 20, the second sliding sleeve 21 moves towards the first sliding sleeve 19, the workpieces placed between the first sliding sleeve 19 and the second sliding sleeve 21 are further pushed to move towards one side of the first sliding sleeve 19, the workpieces are clamped through the first sliding sleeve 19 and the second sliding sleeve 21, so that the horizontal positions of the two workpieces are limited, then a hydraulic device 14 is started through the control device, a hydraulic rod 9 is contracted, the upper fixing plate 8 is driven to move downwards, when the height of the butt-welded workpieces is higher than that of the first sliding sleeve 19 and the second sliding sleeve 21, at the moment, the lower side of the upper fixing plate 8 is contacted with the workpiece and fastens the workpiece, the upper fixing plate 8 is provided with anti-skidding teeth, the friction force between the upper fixing plate 8 and the workpiece is increased, the dislocation of the workpiece in the mutual extrusion welding process is reduced, the second sliding sleeve 21 is provided with a sliding chute, the second sliding sleeve 21 is not contacted with the telescopic rod 23 in the downward sliding process, when the height of the butt-welded workpiece is lower than that of the first sliding sleeve 19 and the second sliding sleeve 21, the lower side of the upper fixing plate 8 is contacted with the upper parts of the first sliding sleeve 19 and the second sliding sleeve 21, the first sliding sleeve 19 is further slid downwards on the outer wall of the positioning block 17, the sliding block 21 is slid downwards on the outer wall of the sliding block 24, simultaneously, the first compression spring 18 and the second compression spring 22 shrink until the lower side of the upper fixing plate 8 is contacted with the workpiece, the workpiece is fixed through the upper fixing plate 8 and the lower fixing plate 16, after the fixing is finished, the butt welding machine 2 and the motor 11 are started through the control device, the motor 11 works to drive the screw rod 10 to rotate, so that the two fixing blocks 3 are driven to move oppositely, the connecting rod 5 is further driven, the hydraulic rod 9, the lower fixing plate 16, the upper fixing plate 8 and the workpiece move, the two workpieces are extruded mutually to be welded, the butt welding machine 2 is closed through the control device after the welding is finished, the hydraulic rod 9 is extended through the control device controlling the hydraulic device 14, the upper fixing plate 8 is further separated from the workpiece, the first sliding sleeve 19 and the second sliding sleeve 21, the telescopic rod 23 is contracted through the control device, and the workpiece after the welding is finished can be directly taken out through a gap between the first sliding sleeve 19 and the upper fixing plate 8.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A butt welding machine with a protection device comprises a working box (1) and is characterized in that a motor (11) is fixedly connected in the working box (1), a screw rod (10) rotatably connected with the inner wall of the working box (1) is fixedly sleeved at the output end of the motor (11), two fixed blocks (3) are sleeved on the outer wall of the screw rod (10) in a threaded manner, a positioning rod (4) fixedly connected with the working box (1) is connected in the fixed block (3) in a sliding manner, a connecting rod (5) and a hydraulic rod (9) are fixedly connected with the upper side of the working box (1) in a sliding manner, an upper fixed plate (8) is fixedly connected with the upper side of the hydraulic rod (9), a lower fixed plate (16) fixedly connected with the upper end of the connecting rod (5) is arranged below the upper fixed plate (8), and a groove (20) is formed in the upper side of the lower fixed plate (16), a positioning block (17) is fixedly connected to the groove wall of the groove (20), a first compression spring (18) is fixedly connected to the upper side of the positioning block (17), a first sliding sleeve (19) which is in sliding sleeve connection with the outer wall of the positioning block (17) is fixedly connected to the other end of the first compression spring (18), a telescopic rod (23) is fixedly connected to the inner side of the lower fixing plate (16), a sliding block (24) which is in sliding sleeve connection with the groove wall of the groove (20) is fixedly connected to the output end of the telescopic rod (26), a second compression spring (22) is fixedly connected to the upper side of the sliding block (24), a second sliding sleeve (21) which is in sliding sleeve connection with the outer wall of the sliding block (24) is fixedly connected to the other end of the second compression spring (22), a butt welding machine (2) and a hydraulic device (14) are fixedly connected to the inner bottom plate of the work box (1), and a three-way pipe joint (13) is connected to the input end and the output end of the hydraulic device (14), the three-way pipe joint (13) is connected with the input end and the output end of the hydraulic rod (9) through a high-pressure hose.

2. The butt welding machine with the protection device according to claim 1, wherein the lower side of the lower fixing plate (16) is slidably connected with the upper side of the working box (1), the lower side of the upper fixing plate (8) is provided with anti-slip teeth, one side of the second sliding sleeve (21) close to the telescopic rod (23) is provided with a sliding groove, and the outer wall of the screw rod (10) is provided with reverse threads.

3. The butt welding machine with the protection device according to claim 1, characterized in that a fixed cover (7) is fixedly connected to the upper side of the working box (1), and a rotating cover (6) is rotatably connected to one side of the fixed cover (7).

4. The butt welding machine with the protection device according to claim 1, wherein a support plate (12) fixedly connected with the inner wall of the working box (1) is fixedly connected to the lower side of the motor (11), and the lower side of the lower fixing plate (16) is slidably connected with the upper side of the working box (1).

5. The butt welding machine with the protection device according to claim 1, wherein a fan (15) is fixedly connected to a side wall of the working box (1), and a plurality of heat dissipation holes are formed in the side wall of the working box (1).

6. The butt welding machine with the protection device according to claim 1, characterized in that a plurality of universal wheels are fixedly connected to the lower side of the working box (1), and a pushing handle is fixedly connected to the side wall of the working box (1).