CN210818135U - Clamping device - Google Patents

Abstract

The utility model provides a pair of clamping device, clamping device sets up on the workstation, clamping device includes the arm, the arm includes a plurality of connecting rods, and articulated setting between the connecting rod of adjacent setting the connecting rod wherein one end is fixed on the workstation to along the rotatory setting in self axle center on the workstation, its other one end is directional the workstation surface sets up and is provided with the clamping jaw. Through clamping device's setting, in the welding process, accept the part that copper pipe buckled through clamping device for just can accomplish the welding of copper pipe on the air conditioner through a staff, saved staff's burden effectively, improved staff's efficiency simultaneously.

Description

Clamping device

Technical Field

The utility model relates to a welding frock technical field especially indicates a clamping device.

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 pipeline installation, in order to guarantee interconnect's stability between the copper pipe, it is fixed to use the welding to connect it usually, and the copper pipe on the air conditioner is because the installation needs, mostly set up to the return bend, because there is gravity in the part that copper is buckled for in the welding process, need the staff to accept the part of buckling, like this, just need two at least staff to be responsible for its weldment work.

SUMMERY OF THE UTILITY MODEL

In view of the above, there is a need for an improved clamping device.

The utility model provides a technical scheme does:

the utility model provides a clamping device, clamping device sets up on the workstation, clamping device includes the arm, the arm includes a plurality of connecting rods, and articulated setting between the connecting rod of adjacent setting the connecting rod wherein one end is fixed on the workstation to along the rotatory setting in self axle center on the workstation, its other one end is directional the workstation surface sets up and is provided with the clamping jaw.

Preferably, an articulated shaft is arranged between the adjacent connecting rods, and the articulated shafts are arranged in parallel.

Preferably, a telescopic device is arranged between the adjacent connecting rods and used for driving the rotation of the connecting rods so as to adjust the angle between the adjacent connecting rods.

Preferably, the telescopic device can be set as a driving cylinder or an electric telescopic rod.

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

Preferably, a connecting plate pointing to the telescopic device is arranged at a position, pointing to the end of the telescopic device, of the connecting rod, and the end of the telescopic device is hinged to the connecting plate.

Preferably, the connecting rod is provided with an adjusting switch for adjusting the opening and closing of the clamping jaw.

Preferably, a fixed disc is fixedly arranged on the workbench, and the mechanical arm is rotatably arranged on the fixed disc along the axis of the fixed disc.

Preferably, a rotating shaft inserted into the fixed disk is arranged at one end, pointing to the fixed disk, of the mechanical arm, and a positioning bolt with an end abutting against the side wall of the rotating shaft is in threaded connection with the fixed disk.

Preferably, the clamping jaw comprises oppositely arranged abutting parts, the abutting parts are oppositely arranged in a semicircular shape, and one end of each abutting part is hinged to the connecting rod.

Compared with the prior art, the utility model provides a pair of welding frock, through clamping device's setting, in the welding process, accept the part of copper pipe buckling through clamping device for only just can accomplish the welding to the air conditioner upper copper pipe through a staff, saved staff's burden effectively, improved staff's efficiency simultaneously.

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 clamping device according to an embodiment of the present invention.

Fig. 2 is a partially enlarged schematic view of a clamping device according to an embodiment of the present invention.

Description of reference numerals:

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 and a clamping device 30, the worktable 10 is used for fixing the position of the clamping device 30, and the clamping device 30 is installed on the worktable 10.

Referring to fig. 1 and 2, the working table 10 includes a supporting frame 11, a table top 12 and a fixing plate 13, 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.

Referring to fig. 1 and 2, 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 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 (10)

1. The utility model provides a clamping device, clamping device sets up on the workstation which characterized in that: the clamping device comprises a mechanical arm, the mechanical arm comprises a plurality of connecting rods, the connecting rods which are adjacently arranged are hinged, one end of each connecting rod is fixed to the workbench and is arranged on the workbench in a rotating mode along the axis of the connecting rod, and the other end of each connecting rod points to the surface of the workbench and is provided with a clamping jaw.

2. The clamping device of claim 1, wherein: be equipped with the articulated shaft between the connecting rod of adjacent setting, mutual parallel arrangement between the articulated shaft.

3. The clamping device of claim 2, wherein: and a telescopic device is arranged between the adjacent connecting rods and used for driving the rotation of the connecting rods so as to adjust the angle between the adjacent connecting rods.

4. A clamping device according to claim 3, characterised in that: the telescopic device is set to be a driving cylinder or an electric telescopic rod.

5. A clamping device according to claim 3, characterised in that: the connecting rod sets up to three, the telescoping device sets up to two, two wherein one end of telescoping device is fixed in the middle the same point on the connecting rod.

6. The clamping device of claim 5, wherein: the connecting rod points to the connecting plate pointing to the telescopic device is arranged at the position of the end of the telescopic device, and the end of the telescopic device is hinged to the connecting plate.

7. The clamping device of claim 1, wherein: and the connecting rod is provided with an adjusting switch for adjusting the opening and closing of the clamping jaw.

8. The clamping device of claim 1, wherein: the workbench is fixedly provided with a fixed disc, and the mechanical arm is rotationally arranged on the fixed disc along the axis of the fixed disc.

9. The clamping device of claim 8, wherein: the mechanical arm is provided with a rotating shaft inserted on the fixed disk and pointing to one end of the fixed disk, and the fixed disk is in threaded connection with a positioning bolt of which the end part is abutted against the side wall of the rotating shaft.

10. The clamping device of claim 1, wherein: the clamping jaw comprises oppositely arranged abutting parts, the abutting parts are oppositely arranged in a semicircular shape, and one end of each abutting part is hinged to the connecting rod.

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