CN216858734U

CN216858734U - Welding fixture

Info

Publication number: CN216858734U
Application number: CN202123059587.8U
Authority: CN
Inventors: 肖乙科; 张庆贞; 赵宏霞
Original assignee: Shandong Huayu University of Technology
Current assignee: Shandong Huayu University of Technology
Priority date: 2021-12-07
Filing date: 2021-12-07
Publication date: 2022-07-01
Anticipated expiration: 2031-12-07

Abstract

The utility model provides a welding fixture which comprises a base, wherein a limiting assembly is arranged on the inner side of the base, a fixing frame is fixedly connected to the top end of the base, a fixing clamp body is fixedly connected to the top end of the fixing frame, a lower support is fixedly connected to the bottom of the back end of the fixing frame, and a dovetail groove is formed in the back side of the lower support. According to the device, when the photoelectric sensor detects that an object is placed between the two jaws, the photoelectric sensor inputs a signal to the control panel, the control panel controls the driving assembly to tightly push the movable connecting rod, the movable connecting rod is made to move towards the direction of the fixed jaw body, the movable jaw and the fixed jaw body are further made to tightly press the object, and the two jaws can be loosened when the driving assembly is controlled by the control panel to be far away from the movable connecting rod.

Description

Welding fixture

Technical Field

The utility model relates to the technical field of machining, in particular to a welding clamp.

Background

The welding fixture is a very common and important production tool in the field of machining. In the production process, the butt joint of pipes and the butt joint of plates are common assembling modes in welding assembly, and how to assemble weldments flexibly and quickly is a problem which workers must face, and a good clamp is particularly important.

At present, a worker generally needs to fix a clamp on a station during assembly and machining, the automation degree is low, the clamp needs to be detached and fixed again when other positions are assembled, and time and labor are consumed when a plurality of clamps are fixed again.

Therefore, it is necessary to provide a welding jig to solve the above technical problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects in the prior art and provides a welding clamp.

In order to solve the technical problems, the utility model provides a welding fixture, which comprises a base, wherein a limiting assembly is arranged on the inner side of the base, a fixed frame is fixedly connected to the top end of the base, a fixed caliper body is fixedly connected to the top end of the fixed frame, a lower support is fixedly connected to the bottom of the back end of the fixed frame, a dovetail groove is formed in the back side of the lower support, a movable connecting rod is rotatably connected to the inner side of the dovetail groove, a movable jaw is fixedly connected to one end, away from the lower support, of the movable connecting rod, a photoelectric sensor is embedded at the bottom end of the movable jaw, an upper support is fixedly connected to the top of the back end of the fixed frame, a limiting sliding groove is formed in the position, corresponding to the movable connecting rod, of the outer surface of the upper support, the movable connecting rod is positioned on the inner side of the limiting sliding groove, a driving assembly is arranged at the top end of the upper support, and the driving assembly is positioned on the back side of the movable connecting rod, one side fixedly connected with control panel that the bottom of upper bracket is close to drive assembly, the top of base is close to the fixed position fixedly connected with power of mount.

Preferably, the limiting assembly comprises a catching groove and an electromagnet, the catching groove is formed in the bottom end of the base, the electromagnet is embedded into and fixedly connected to the inner top side of the catching groove, the electromagnet is electrically connected with the power supply, and an equipment switch is arranged on the outer surface of the base.

Preferably, the equipment switch and the power supply are electrically connected with the electromagnet.

Preferably, drive assembly includes driving motor, slide rail, slide, one side of mount is kept away from on the top of upper bracket to slide rail fixed connection, slide sliding connection is in the inboard of slide rail, driving motor fixed connection is on the top of slide, driving motor's output fixedly connected with screw rod, screw rod fixedly connected with dog, and dog fixed connection is on the top of upper bracket, the dog is located movable connecting rod's dorsal part.

Preferably, the driving motor and the photoelectric sensor are electrically connected with the control panel, and the control panel and the driving motor are electrically connected with the power supply.

Preferably, the bottom end of the movable jaw and the top end of the fixed jaw body are both provided with anti-skid lines.

Compared with the related art, the welding fixture provided by the utility model has the following beneficial effects:

(1) the utility model provides a welding fixture, which is characterized in that a base is tightly adsorbed on a workpiece at a specified station through a limiting component, so that the integral positioning of the device is conveniently completed, and the device is conveniently used at different positions.

(2) The utility model provides a welding fixture, when a photoelectric sensor detects that an object is placed between two jaws, the photoelectric sensor inputs a signal to a control panel, so that the control panel controls a driving assembly to tightly push a movable connecting rod, the movable connecting rod is driven to move towards the direction of a fixed jaw body, the movable jaw body and the fixed jaw body tightly press the object, and when the driving assembly is controlled by the control panel to be far away from the movable connecting rod, the two jaws can be loosened, so that the welding fixture has the advantages of high automation degree, convenience in use and strong flexibility, can quickly and effectively carry out tube-to-tube butt joint and plate-to-plate butt joint assembly, ensures that the welding is more stable, and improves the production efficiency.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of a movable jaw structure of the present invention;

fig. 3 is a schematic view of the internal structure of the base of the present invention.

Reference numbers in the figures: 1. a base; 101. buckling grooves; 2. a fixed mount; 3. a power source; 4. an electromagnet; 401. a device switch; 5. a control panel; 6. a drive motor; 7. fixing the clamp body; 8. a lower bracket; 801. a dovetail groove; 9. a movable connecting rod; 10. a movable jaw; 11. a photosensor; 12. an upper bracket; 1201. a limiting chute; 13. a screw; 14. a slide rail; 15. a slide base; 16. and a stop block.

Detailed Description

The utility model is further described with reference to the following figures and embodiments.

Referring to the attached drawings 1-3, a welding fixture comprises a base 1, a limiting assembly is arranged on the inner side of the base 1, a fixed frame 2 is fixedly connected to the top end of the base 1, a fixed caliper body 7 is fixedly connected to the top end of the fixed frame 2, a lower support 8 is fixedly connected to the bottom of the back end of the fixed frame 2, a dovetail groove 801 is formed in the back side of the lower support 8, a movable connecting rod 9 is rotatably connected to the inner side of the dovetail groove 801, a movable jaw 10 is fixedly connected to one end, away from the lower support 8, of the movable connecting rod 9, a photoelectric sensor 11 is embedded in the bottom end of the movable jaw 10, an upper support 12 is fixedly connected to the top of the back end of the fixed frame 2, a limiting sliding groove 1201 is formed in the outer surface of the upper support 12, which corresponds to the position of the movable connecting rod 9, the movable connecting rod 9 is located on the inner side of the limiting sliding groove 1201, a driving assembly is arranged on the top end of the upper support 12, and the driving assembly is located on the back side of the movable connecting rod 9, a control panel 5 is fixedly connected to one side, close to the driving assembly, of the bottom end of the upper support 12, a power supply 3 is fixedly connected to the position, close to the fixed frame 2, of the top end of the base 1, and the base 1 is tightly adsorbed on a workpiece at a specified station through a limiting assembly, so that the integral positioning of the device is completed;

when the photoelectric sensor 11 detects that an object is placed between the two jaws, the photoelectric sensor 11 inputs a signal to the control panel 5, and then the control panel 5 controls the driving assembly to tightly push the movable connecting rod 9, so that the movable connecting rod 9 also moves towards the direction of the fixed jaw body 7, and then the movable jaw 10 and the fixed jaw body 7 compress the object tightly, when the movable connecting rod 9 is far away from the movable connecting rod 9 through the control panel 5, the two jaws can be loosened, therefore, the device has high automation degree, convenient use and strong flexibility, and can be used for rapidly and effectively butting pipes and pipes, and butting and assembling plates, so that the welding is more stable, and the production efficiency is improved.

In a further scheme, the limiting component comprises a catching groove 101 and an electromagnet 4, the catching groove 101 is arranged at the bottom end of the base 1, the electromagnet 4 is embedded and fixedly connected with the inner top side of the catching groove 101, the electromagnet 4 is electrically connected with the power supply 3, the outer surface of the base 1 is provided with an equipment switch 401,

through adopting above-mentioned technical scheme, make electro-magnet 4 and power 3 switch-on through adjusting equipment switch 401, consequently electro-magnet 4 circular telegram is given birth to magnetism to be convenient for make the catching groove 101 position of base 1 tightly adsorb on the work piece, thereby be convenient for accomplish the holistic location of the device.

In a further scheme, the equipment switch 401 and the power supply 3 are electrically connected with the electromagnet 4,

by adopting the technical scheme, the electromagnet 4 is conveniently communicated with the power supply 3 by adjusting the equipment switch 401, so that the electromagnet 4 is electrified to generate magnetism.

In a further scheme, the driving assembly comprises a driving motor 6, a slide rail 14 and a slide seat 15, the slide rail 14 is fixedly connected to one side, away from the fixed frame 2, of the top end of the upper bracket 12, the slide seat 15 is slidably connected to the inner side of the slide rail 14, the driving motor 6 is fixedly connected to the top end of the slide seat 15, the output end of the driving motor 6 is fixedly connected with a screw 13, the screw 13 is fixedly connected with a stop block 16, the stop block 16 is fixedly connected to the top end of the upper bracket 12, the stop block 16 is positioned at the back side of the movable connecting rod 9,

by adopting the technical scheme, when the photoelectric sensor 11 detects that an object is placed between the two jaws, the photoelectric sensor 11 inputs signals to the control panel 5, further, when the control panel 5 drives the driving motor 6 to operate, and the driving motor 6 is driven by the screw 13 through screwing with the stop 16 to move along the slide rail 14 towards the side of the fixed frame 2, thereby leading the screw 13 to tightly prop against the movable connecting rod 9, promoting the movable connecting rod 9 to move towards the direction of the fixed clamp body 7, thereby the movable jaw 10 and the fixed jaw body 7 tightly press the object, when the control panel 5 controls the driving motor 6 to rotate reversely, the two jaws can be loosened, therefore, the device has high automation degree, convenient use and strong flexibility, and can be used for rapidly and effectively butting the pipes and the plates and assembling the plates, so that the welding is more stable, and the production efficiency is improved.

In a further proposal, the driving motor 6 and the photoelectric sensor 11 are both electrically connected with the control panel 5, and the control panel 5 and the driving motor 6 are both electrically connected with the power supply 3,

by adopting the technical scheme, when the photoelectric sensor 11 detects that an object is placed between the two jaws, the photoelectric sensor 11 inputs a signal to the control panel 5, and then the control panel 5 enables the driving motor 6 to work.

In a further proposal, the bottom end of the movable jaw 10 and the top end of the fixed jaw body 7 are both provided with anti-skid lines,

through adopting above-mentioned technical scheme, be convenient for make two keep silent and can stabilize the centre gripping object more through anti-skidding line.

The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, which are made by using the contents of the present specification and the accompanying drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.

Claims

1. The welding fixture is characterized by comprising a base (1), wherein a limiting assembly is arranged on the inner side of the base (1), a fixing frame (2) is fixedly connected to the top end of the base (1), a fixed clamp body (7) is fixedly connected to the top end of the fixing frame (2), a lower support (8) is fixedly connected to the bottom of the back end of the fixing frame (2), a dovetail groove (801) is formed in the back side of the lower support (8), a movable connecting rod (9) is rotatably connected to the inner side of the dovetail groove (801), one end, far away from the lower support (8), of the movable connecting rod (9) is fixedly connected with a movable jaw (10), a photoelectric sensor (1201) is embedded in the bottom end of the movable jaw (10), an upper support (12) is fixedly connected to the top of the back end of the fixing frame (2), and a limiting sliding chute (1201) is formed in the position, corresponding to the movable connecting rod (9), of the outer surface of the upper support (12), and movable connecting rod (9) are located the inboard of spacing spout (1201), the top of upper bracket (12) is provided with drive assembly, and drive assembly is located the dorsal part of movable connecting rod (9), one side fixedly connected with control panel (5) that the bottom of upper bracket (12) is close to drive assembly, the top of base (1) is close to the position fixedly connected with power (3) of mount (2).

2. The welding fixture according to claim 1, wherein the limiting assembly comprises a catching groove (101) and an electromagnet (4), the catching groove (101) is arranged at the bottom end of the base (1), the electromagnet (4) is fixedly connected to the inner top side of the catching groove (101) in an embedded manner, the electromagnet (4) is electrically connected with the power source (3), and an equipment switch (401) is arranged on the outer surface of the base (1).

3. A welding fixture according to claim 2, characterized in that the equipment switch (401), the power source (3) and the electromagnet (4) are electrically connected.

4. The welding fixture according to claim 1, wherein the driving assembly comprises a driving motor (6), a sliding rail (14) and a sliding seat (15), the sliding rail (14) is fixedly connected to one side, away from the fixed frame (2), of the top end of the upper support (12), the sliding seat (15) is slidably connected to the inner side of the sliding rail (14), the driving motor (6) is fixedly connected to the top end of the sliding seat (15), a screw (13) is fixedly connected to the output end of the driving motor (6), a stopper (16) is fixedly connected to the screw (13), the stopper (16) is fixedly connected to the top end of the upper support (12), and the stopper (16) is located on the back side of the movable connecting rod (9).

5. A welding fixture according to claim 4, characterized in that the driving motor (6) and the photoelectric sensor (11) are electrically connected to the control panel (5), and the control panel (5) and the driving motor (6) are electrically connected to the power source (3).

6. The welding fixture according to claim 1, wherein the bottom end of the movable jaw (10) and the top end of the fixed jaw body (7) are provided with anti-slip threads.