CN210818071U

CN210818071U - Welding tool

Info

Publication number: CN210818071U
Application number: CN201920885455.4U
Authority: CN
Inventors: 曾海贤; 顾志军; 石磊; 高富宝; 葛美才; 曹美云
Original assignee: NANTONG HUAXIN AIR CONDITIONER CO Ltd
Current assignee: NANTONG HUAXIN AIR CONDITIONER CO Ltd
Priority date: 2019-06-12
Filing date: 2019-06-12
Publication date: 2020-06-23
Anticipated expiration: 2029-06-12

Abstract

The utility model provides a pair of welding frock, comprises a workbench, welding frock still includes fixing device and clamping device, fixing device reaches clamping device all install in on the workstation, fixing device is used for fixing the position of first copper pipe, clamping device includes a plurality of connecting rods, and is adjacent articulated the setting between the connecting rod, connecting rod one end is fixed on the workstation, its other one end tip is provided with the clamping jaw, the clamping jaw is used for rotatory and centre gripping second copper pipe for position between first copper pipe and the second copper pipe can the reciprocal anchorage. Through the clamping device that articulated connecting rod that sets up formed for clamping device can conveniently adjust and make it can stably support the copper pipe of welding in-process in carrying out the use, can avoid its slope that leads to under the action of gravity effectively.

Description

Welding tool

Technical Field

The utility model relates to the field of welding technique, especially indicate a welding frock.

Background

This section is intended to provide a background or context to the embodiments of the invention that are recited in the claims. The description herein is not admitted to be prior art by inclusion in this section.

In the air conditioner assembling process, need use welding set to weld the copper pipe on the air conditioner to realize the equipment between the copper pipe, and for later stage equipment convenience, need welded copper pipe mostly need have certain buckling, among the welding process, need accept the copper pipe effectively, avoid it to lead to the slope under self action of gravity, cause the unstable condition of welding quality to take place.

In order to ensure the welding quality, a welding tool needs to be provided to support the copper pipe to be welded, so that the welding quality in the welding process is ensured.

SUMMERY OF THE UTILITY MODEL

In view of the above, there is a need for an improved welding tool to facilitate the support of copper tubes during welding.

The utility model provides a technical scheme does:

the utility model provides a welding frock, includes the workstation, welding frock still includes fixing device and clamping device, fixing device reaches clamping device all install in on the workstation, fixing device is used for fixing the position of first copper pipe, clamping device includes a plurality of connecting rods, and is adjacent articulated the setting between the connecting rod, connecting rod one end is fixed on the workstation, and its other one end tip is provided with the clamping jaw, the clamping jaw is used for rotatory and centre gripping second copper pipe for position between first copper pipe and the second copper pipe can the reciprocal anchorage.

Preferably, a driving cylinder is further arranged between the adjacent connecting rods and used for adjusting the angle between the adjacent connecting rods.

Preferably, the number of the connecting rods is three, the number of the driving cylinders is two, and one end of each of the two driving cylinders is fixed to the same point on the middle connecting rod.

Preferably, a fixed disk is fixedly arranged on the workbench, the clamping device and the fixed end of the workbench are fixed on the fixed disk, and the clamping device is rotatably arranged on the fixed disk.

Preferably, the clamping device is provided with a rotating shaft inserted on the fixed disk at one end pointing to the fixed disk, and the fixed disk is in threaded connection with a positioning bolt with an end abutting against the side wall of the rotating shaft.

Preferably, the connecting rod is provided with an adjusting switch for driving the clamping jaws to open and close.

Preferably, the fixing device comprises a fixing block and a sliding block, the sliding block slides in a reciprocating manner along a direction pointing to the fixing block, and a plurality of fixing grooves corresponding to each other are respectively arranged on opposite surfaces of the fixing block and the sliding block.

Preferably, a driving device is arranged on the workbench and used for driving the sliding of the sliding block and fixing the position of the sliding block.

Preferably, the fixed block and the sliding block are provided with a plurality of fixing grooves, when the fixed block is attached to the sliding block, the fixing grooves on the fixed block and the sliding block are matched with each other to clamp the copper pipes, and the fixing grooves are provided with a plurality of copper pipes with different sizes to adapt to different specifications.

Preferably, be equipped with on the workstation with the fixed plate that the fixed block laminated the setting each other, the fixed plate perpendicular to fixing device place plane and to keeping away from workstation one side extends the setting, the fixed plate is fixed on the workstation.

Compared with the prior art, through the clamping device that articulated connecting rod that sets up formed for clamping device can conveniently adjust and can stably support the copper pipe of welding in-process in carrying out the use, can avoid its slope that leads to under the action of gravity effectively.

Drawings

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

Fig. 1 is an overall schematic view of a welding tool according to an embodiment of the present invention.

Fig. 2 is an overall schematic view of a fixing device according to an embodiment of the present invention.

Fig. 3 is an overall schematic view of a clamping device according to an embodiment of the present invention.

Description of reference numerals:

welding tool	100
		Working table	10
Supporting frame	11
		Table top	12
Fixed disk	13
		Positioning bolt	131
Handle (CN)	132
		Fixing plate	15
Fixing device	20
		Fixed block	21
Sliding block	23
		Fixing groove	231
Drive device	25
		Clamping device	30
Clamping jaw	31
		Abutting part	311
Regulating switch	313
		Connecting rod	33
Driving cylinder	331
		Articulated shaft	332
Connecting plate	333

The following detailed description will further describe embodiments of the invention in conjunction with the above-described drawings.

Detailed Description

In order to make the aforementioned objects, features and advantages of the embodiments of the present invention more clearly understood, the present invention will be described in detail with reference to the accompanying drawings and detailed description. In addition, the features of the embodiments of the present application may be combined with each other without conflict.

In the following description, numerous specific details are set forth to provide a thorough understanding of embodiments of the invention, and the described embodiments are merely some, but not all embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work all belong to the scope protected by the embodiments of the present invention.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which embodiments of the present invention belong. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of embodiments of the invention.

Referring to fig. 1 and 2, a welding tool 100 includes a worktable 10, a fixing device 20, and a clamping device 30, where the worktable 10 is used to fix positions of the fixing device 20 and the clamping device 30, and the fixing device 20 and the clamping device 30 are installed on the worktable 10.

Referring to fig. 1 and 3, the worktable 10 includes a supporting frame 11, a table top 12, a fixing plate 13 and a fixing plate 15, the supporting frame 11 is a frame formed by a plurality of supporting rods, and the supporting frame 11 is used for supporting the table top 12. The table top 12 is mounted on the supporting frame 11. In one embodiment, the table 12 is substantially rectangular. The table top 12 is used for bearing parts on the workbench 10. Fixed disk 13 is used for right clamping device 30's position is fixed, fixed disk 13 roughly becomes circularly, fixed disk 13 sets up one of them edge of mesa 12, one side is equipped with positioning bolt 131 on the fixed disk 13, is used for right clamping device 30's position and angle are fixed, positioning bolt 131 threaded connection in on the fixed disk 13, positioning bolt 131 deviates from fixed disk 13 one end is fixed with mutually perpendicular's handle 132 with it, handle 132 be used for right positioning bolt 131 rotates. The fixing plate 15 is used for fixing the position of the fixing device 20 to prevent the fixing device 20 from sliding, in an embodiment, the fixing plate 15 is perpendicular to the plane of the fixing device 20 and extends to the side away from the workbench 10, and the fixing plate 15 is welded and fixed on the surface of the workbench 10.

Referring to fig. 2, the fixing device 20 includes a fixing block 21, a slider 23 and a driving device 25, the fixing block 21 and the slider 23 are disposed opposite to each other, one side of the fixing block 21 away from the slider 23 is attached to the fixing plate 15 and fixed by a bolt, and in other embodiments, the fixing block 21 and the fixing plate 15 may be fixed by other fixing methods, such as rivet or adhesive. The sliding block 23 is slidably disposed along a direction pointing to the fixed block 21, in an embodiment, the fixing device 20 further includes a sliding rail (not shown in the drawings) disposed on the table top 12, the sliding rail is disposed below the sliding block 23 and is used for guiding a sliding direction of the sliding block 23, the driving device 25 is used for driving a position of the sliding block 23, in an embodiment, the driving device 25 is configured as an air cylinder, and in other embodiments, the driving device 25 is configured as an electric telescopic rod or other telescopic device. The opposite surfaces of the fixed block 21 and the sliding block 23 are respectively provided with a plurality of fixing grooves 231 which are matched with each other, and when the fixed block 21 and the sliding block 23 are mutually attached, the fixing grooves 231 on the fixed block 21 and the sliding block 23 are matched with each other to clamp the copper tube. The fixing groove is provided with a plurality of copper pipes with different sizes so as to adapt to different specifications.

Referring to fig. 1 and 3, the clamping device 30 includes a clamping jaw 31 and a plurality of connecting rods 33, one end of the clamping device 30 is fixedly disposed on the fixed plate 13, a rotating shaft (not shown) is disposed at an end of the clamping device 30, which is directed toward the fixed plate 13, and extends into the fixed plate 13, the clamping device 30 is rotatably disposed on the fixed plate 13 around the rotating shaft, the positioning bolt 131 is directed toward the rotating shaft, and when the clamping device needs to be fixed, the positioning bolt 131 abuts against the rotating shaft to fix the position of the rotating shaft. The clamping jaw 31 is arranged at the other end of the clamping device 30, the clamping device 30 is formed by connecting a plurality of connecting rods 33, and the connecting rods 33 which are arranged adjacently are hinged.

Referring to fig. 1, the clamping jaw 31 includes a supporting portion 311 and an adjusting switch 313, in some embodiments, the supporting portion 311 is disposed at an end of the clamping jaw 31 and opposite to each other, the supporting portion 311 is in a semicircular shape, and one end of the supporting portion 311 is hinged to the connecting rod 33. In some embodiments, a buffer portion is disposed on a side surface of the opposite side of the abutting portion 311, and the buffer portion buffers pressure generated in the clamping process, so as to prevent damage to the copper tube in the clamping process. The adjusting switch 313 is used for adjusting the rotation of the abutting part 311, so as to adjust the opening and closing of the clamping jaw 31, and the clamping jaw can clamp a workpiece.

The connecting rods 33 are provided with hinge shafts 332, expansion devices and connecting plates 333, the hinge shafts 332 are used for hinging the adjacent connecting rods 33, and in one embodiment, the hinge shafts 332 are arranged in parallel. The two ends of the telescopic device are respectively fixed on the adjacent connecting rods 33 and used for adjusting the angle between the adjacent connecting rods 33, in one embodiment, the telescopic device is a driving cylinder 331, and in other embodiments, the telescopic device can also be an electric telescopic rod or other length-adjustable device. The connecting plate 333 is formed by extending the end of the connecting rod 33 pointing to the telescopic device, and is used for fixing the position of the telescopic device, and two ends of the telescopic device are respectively hinged to the connecting plate 333 of the adjacent connecting rod 33.

In one embodiment, the number of the connecting rods 33 is three, one of the connecting rods 33 is fixed on the fixing plate 13, the number of the telescopic rods is two, and one end of each of the two telescopic rods is fixed at the same point on the connecting rod 33 located in the middle.

The working principle is as follows:

preparing copper pipes to be welded, placing one of the copper pipes in a fixing groove 231 on a fixing block 21, and driving a sliding block 23 through a driving device 25 to enable the sliding block 23 and the fixing block 21 to be mutually attached to realize the fixation of the copper pipes; another copper pipe is pre-fixed above the fixed copper pipe, the clamping jaw 31 on the clamping device 30 points to the pre-fixed copper pipe by rotating the clamping device 30 and adjusting the driving cylinder 331, and the clamping jaw 31 is opened by the adjusting switch 313 to fix the pre-fixed copper pipe, so that the phenomenon that the welding effect is influenced by inclination caused by the action of self gravity in the welding process is avoided.

The utility model discloses in, carry out the fixed of position to the copper pipe through fixing device 20, the rotation and the centre gripping of rethread manipulator for can relatively stable fix between two copper pipes, guaranteed the welded quality.

The above embodiments are only used to illustrate the technical solutions of the embodiments of the present invention and are not limited, and although the embodiments of the present invention have been described in detail with reference to the above preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions to the technical solutions of the embodiments of the present invention may be made without departing from the spirit and scope of the technical solutions of the embodiments of the present invention.

Claims

1. The utility model provides a welding frock, includes the workstation, its characterized in that: the welding tool further comprises a fixing device and a clamping device, wherein the fixing device and the clamping device are mounted on the workbench, the fixing device is used for fixing the position of the first copper pipe, the clamping device comprises a plurality of connecting rods which are adjacent to each other, the connecting rods are hinged to each other, one end of each connecting rod is fixed to the workbench, clamping jaws are arranged at the end part of the other end of each connecting rod, and the clamping jaws are used for rotating and clamping the second copper pipe, so that the positions of the first copper pipe and the second copper pipe can be fixed to each other.

2. The welding tool of claim 1, wherein: and a driving cylinder is further arranged between the adjacent connecting rods and used for adjusting the angle between the adjacent connecting rods.

3. The welding tool of claim 2, wherein: the connecting rod sets up to three, it sets up to two to drive actuating cylinder, two drive one of them one end of actuating cylinder is fixed in the middle the same point on the connecting rod.

4. The welding tool of claim 1, wherein: the fixed disk is fixedly arranged on the workbench, the clamping device and the fixed end of the workbench are fixed on the fixed disk, and the clamping device is rotatably arranged on the fixed disk.

5. The welding tooling of claim 4, wherein: the clamping device points to one end of the fixed disc and is provided with a rotating shaft inserted on the fixed disc, and the fixed disc is in threaded connection with a positioning bolt of which the end part is abutted against the side wall of the rotating shaft.

6. The welding tool of claim 1, wherein: and the connecting rod is provided with an adjusting switch for driving the clamping jaw to open and close.

7. The welding tool of claim 1, wherein: the fixing device comprises a fixing block and a sliding block, the sliding block slides in a reciprocating mode in the direction pointing to the fixing block, and a plurality of fixing grooves corresponding to each other are formed in the opposite surfaces of the fixing block and the sliding block respectively.

8. The welding tooling of claim 7, wherein: and the workbench is provided with a driving device, and the driving device is used for driving the sliding of the sliding block and fixing the position of the sliding block.

9. The welding tooling of claim 7, wherein: the fixing block and the sliding block are provided with a plurality of fixing grooves, when the fixing block is attached to the sliding block, the fixing grooves on the fixing block and the sliding block are matched with each other to clamp the copper pipes, and the fixing grooves are provided with a plurality of copper pipes with different sizes to adapt to different specifications.

10. The welding tooling of claim 9, wherein: the fixing plate is arranged on the workbench and is mutually attached to the fixing block, the fixing plate is perpendicular to the plane where the fixing device is located and faces away from the plane where the fixing device is located, the fixing plate extends on one side of the workbench, and the fixing plate is fixed to the workbench.