CN218503742U

CN218503742U - Automatic clamping unit and plate welding fixture

Info

Publication number: CN218503742U
Application number: CN202222741318.8U
Authority: CN
Inventors: 龚光耀; 周浩武; 南愈易; 王念
Original assignee: Wuhan Deqi Technology Development Co ltd
Current assignee: Wuhan Deqi Technology Development Co ltd
Priority date: 2022-10-18
Filing date: 2022-10-18
Publication date: 2023-02-21
Anticipated expiration: 2032-10-18

Abstract

The application relates to an automatic clamping unit and a plate welding fixture, wherein the automatic clamping unit comprises an L-shaped mounting seat and a rotating seat, the rotating seat is rotatably mounted at the top of the L-shaped mounting seat, a telescopic power piece is arranged on one side of the L-shaped mounting seat, a horizontally arranged fixing clamp is arranged on one side, away from the telescopic power piece, of the top of the L-shaped mounting seat, a movable clamp is fixedly mounted on the rotating seat, and the telescopic power piece is used for driving the rotating seat to rotate; when one end of the movable clamp far away from the rotating seat is close to one end of the fixed clamp far away from the L-shaped mounting seat, the periphery of the plate is clamped and fixed by the movable clamp and the fixed clamp; the plate welding fixture comprises a fixture base and a plurality of groups of automatic clamping units. The application has the following expected technical effects: the sound construction is stable, and flexible power spare orders about and rotates the seat when rotating, and the periphery that activity clamp and fixation clamp can cooperate the fixed panel of centre gripping can keep firm clamping state for a long time, is difficult for leading to panel not hard up, offers convenience for weldment work.

Description

Automatic clamping unit and plate welding fixture

Technical Field

The application relates to the technical field of welding fixtures, in particular to an automatic clamping unit and a plate welding fixture.

Background

Metal hoods are generally formed by welding a plurality of sheets, and these sheets are generally divided into inner and outer sheets. When the size of aircraft bonnet is bigger, need design the great anchor clamps of corresponding size and go to carry out the centre gripping fixedly to inner panel or planking to just can conveniently weld metal aircraft bonnet to each back up point and generally have polylith panel welding to form, these panels divide into inner panel and planking usually moreover. When the size of aircraft bonnet is bigger, need design the great anchor clamps of corresponding size and go to carry out the centre gripping fixedly to interior board or planking to just can conveniently weld each reinforcement point.

Common anchor clamps generally adopt artifical pivoted mode to realize compressing tightly the periphery of panel, not only waste time and energy, to the great panel of size, be difficult to keep firm clamping state for a long time moreover, often can lead to panel not hard up, bring inconvenience for weldment work, so remain to improve.

SUMMERY OF THE UTILITY MODEL

The application provides an automatic centre gripping unit and panel welding jig to improve following technical problem: common anchor clamps generally adopt artifical pivoted mode to realize compressing tightly the periphery of panel, not only waste time and energy, to the great panel of size, be difficult to keep firm clamping state for a long time moreover, often can lead to panel not hard up, bring inconvenience for weldment work.

In a first aspect, the present application provides an automatic clamping unit, which adopts the following technical scheme:

an automatic clamping unit comprises an L-shaped mounting seat and a rotating seat, wherein the rotating seat is rotatably mounted at the top of the L-shaped mounting seat, a telescopic power piece is arranged on one side of the L-shaped mounting seat, a horizontally arranged fixing clamp is arranged on one side, away from the telescopic power piece, of the top of the L-shaped mounting seat, a movable clamp is fixedly mounted on the rotating seat, and the telescopic power piece is used for driving the rotating seat to rotate; when one end of the movable clamp far away from the rotating seat is close to one end of the fixed clamp far away from the L-shaped mounting seat, the periphery of the plate is clamped and fixed by the movable clamp and the fixed clamp.

Through adopting above-mentioned technical scheme, flexible power spare can replace the manual work to provide the power supply, operates labour saving and time saving more, and flexible power spare orders about the seat of rotating moreover and rotates the time, and the activity presss from both sides and the fixation clamp can cooperate the periphery of the fixed panel of centre gripping, can remain firm clamping state for a long time, is difficult for leading to panel not hard up, offers convenience for weldment work.

Optionally, the movable clamp is kept away from the one end of rotating the seat is provided with first rubber portion, the fixation clamp is kept away from the one end of L shape mount pad is provided with second rubber portion, first rubber portion with second rubber portion all is used for contacting panel.

Through adopting above-mentioned technical scheme, first rubber portion and second rubber portion have certain deformability, and then are difficult for pressing from both sides and hinder panel, have good protection effect to panel.

Optionally, the first rubber part and the second rubber part are both L-shaped.

Through adopting above-mentioned technical scheme, the first rubber portion and the second rubber portion of above-mentioned design, structural design is simple, and the installation is more convenient.

Optionally, the first rubber part is detachably assembled on the movable clamp through a bolt, and the second rubber part is detachably assembled on the fixed clamp through a bolt.

Through adopting above-mentioned technical scheme, first rubber portion and second rubber portion wearing and tearing back, conveniently change it.

Optionally, a height-adjustable supporting structure is arranged on one side of the fixed clamp close to the movable clamp, and the supporting structure is used for abutting against one end of the movable clamp close to the rotating seat.

Through adopting above-mentioned technical scheme, when the activity was pressed from both sides and is rotated, can be to the specific certain impact force of fixed clamp, bearing structure can suitably alleviate above-mentioned impact force, and to the panel of different thickness, bearing structure can be according to demand height-adjusting moreover.

Optionally, the supporting structure includes a plurality of block-ups that can be assembled by inserting each other, and the block-ups are rubber blocks.

Through adopting above-mentioned technical scheme, the bearing structure of above-mentioned design, simple structure, the preparation is convenient with the regulation, and the block rubber has certain deformability moreover, and the block rubber has good buffering effect when the activity is pressed from both sides and is rotated, and is effectual to the protection of panel.

Optionally, a clamping groove for clamping one end of the movable clamp close to the rotating seat is formed in the block.

Through adopting above-mentioned technical scheme, the draw-in groove has certain spacing to separate the fender effect to the activity clamp, prevents effectively that the activity from pressing from both sides and rocking, is favorable to the activity to press from both sides the cooperation fixation clamp firmly the centre gripping with panel.

Optionally, the power source of the telescopic power part is a cylinder, an oil cylinder or an electric push rod.

Through adopting above-mentioned technical scheme, cylinder, hydro-cylinder or electric putter all purchase the convenience, and it is simpler to change the maintenance, and the power of output is more stable moreover.

In a second aspect, the present application provides a plate welding jig, which adopts the following technical scheme:

a plate welding fixture comprises a fixture base and a plurality of groups of automatic clamping units, wherein the automatic clamping units are arranged on the fixture base.

Through adopting above-mentioned technical scheme, the anchor clamps base provides firm installation basis for automatic centre gripping unit to the stable centre gripping panel of multiunit automatic centre gripping unit, it is more convenient to operate.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the telescopic power piece can replace manual power supply, the operation is more time-saving and labor-saving, and when the telescopic power piece drives the rotating seat to rotate, the movable clamp and the fixed clamp can be matched with the periphery of the fixed plate to be clamped, so that a firm clamping state can be kept for a long time, the plate is not easy to loosen, and convenience is brought to welding work;

2. the clamp base provides firm installation foundation for the automatic clamping units so that the clamping plates can be stably clamped by the multiple groups of automatic clamping units, and the operation is more convenient.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.

Fig. 1 is a schematic structural diagram of an automatic clamping unit in a clamping state according to an embodiment of the present application.

Fig. 2 is a schematic structural diagram of an automatic clamping unit in a non-clamping state according to an embodiment of the present application.

Fig. 3 is a schematic structural diagram of a plate welding jig according to an embodiment of the present application.

Description of reference numerals:

100. a clamp base; 200. an automatic clamping unit; 21. an L-shaped mounting seat; 22. a rotating seat; 23. a telescopic power member; 24. a fixing clip; 241. a second rubber part; 25. a movable clamp; 251. a first rubber part; 26. a block for raising; 261. a clamping groove.

Detailed Description

In order to make the technical problems, technical solutions and advantageous effects to be solved by the present application clearer, the present application is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the present application and are not intended to limit the present application.

It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.

It will be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like, as used herein, refer to an orientation or positional relationship indicated in the drawings that is solely for the purpose of facilitating the description and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be considered as limiting the present application.

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 application, "a plurality" means two or more unless specifically limited otherwise.

The present application is described in further detail below with reference to figures 1-3.

The embodiment of the application discloses an automatic clamping unit 200. Referring to fig. 1 and 2, the automatic clamping unit 200 includes an L-shaped mounting seat 21 and a rotating seat 22, the rotating seat 22 is rotatably mounted on the top of the L-shaped mounting seat 21, a telescopic power member 23 is arranged on one side of the L-shaped mounting seat 21, a horizontally arranged fixing clamp 24 is arranged on one side of the top of the L-shaped mounting seat 21 away from the telescopic power member 23, a movable clamp 25 is fixedly mounted on the rotating seat 22, and the telescopic power member 23 is used for driving the rotating seat 22 to rotate; when the end of the movable clamp 25 far away from the rotating seat 22 is close to the end of the fixed clamp 24 far away from the L-shaped mounting seat 21, the periphery of the plate is clamped and fixed by the movable clamp 25 and the fixed clamp 24.

One end of the movable clamp 25, which is far away from the rotating seat 22, is provided with a first rubber part 251, one end of the fixed clamp 24, which is far away from the L-shaped mounting seat 21, is provided with a second rubber part 241, and the first rubber part 251 and the second rubber part 241 are both used for contacting a plate. First rubber portion 251 and second rubber portion 241 have certain deformability, and then are difficult for pressing from both sides and hinder panel, have good protection effect to panel.

The first rubber portion 251 and the second rubber portion 241 are both L-shaped. The first rubber part 251 and the second rubber part 241 are simple in structural design and convenient to mount.

The first rubber portion 251 is detachably mounted to the movable clip 25 by a bolt, and the second rubber portion 241 is detachably mounted to the fixed clip 24 by a bolt. After the first rubber part 251 and the second rubber part 241 are worn, the first rubber part 251 and the second rubber part 241 are convenient to replace.

The side of the fixed clamp 24 adjacent to the movable clamp 25 is provided with a height adjustable support structure for abutting against an end of the movable clamp 25 adjacent to the rotating seat 22. When the movable clamp 25 rotates, the fixed clamp 24 is subjected to specific certain impact force, the support structure can appropriately relieve the impact force, and the height of the support structure can be adjusted according to requirements for plates with different thicknesses.

The supporting structure comprises a plurality of heightening blocks 26 which can be assembled in a plug-in mode, the heightening blocks 26 are rubber blocks, the supporting structure is simple in structure, convenient to manufacture and adjust, and capable of deforming, the rubber blocks have good buffering effect when the movable clamp 25 rotates, and the protection effect on the plate is good.

Be provided with on bed hedgehopping piece 26 and supply activity to press from both sides 25 to be close to draw-in groove 261 that rotates the one end joint of seat 22, draw-in groove 261 has certain spacing fender effect to activity clamp 25, prevents effectively that activity clamp 25 from rocking, is favorable to activity clamp 25 cooperation fixation clamp 24 to firmly the centre gripping with panel.

The power source of the telescopic power part 23 is an air cylinder, in other embodiments, the air cylinder can be replaced by an oil cylinder or an electric push rod, the air cylinder, the oil cylinder or the electric push rod is convenient to purchase, the replacement and the maintenance are simpler, and the output power is more stable.

The implementation principle of the automatic clamping unit 200 and the plate welding fixture in the embodiment of the application is as follows: the flexible power part 23 can replace the manual work to provide the power supply, and the operation is labour saving and time saving more, and flexible power part 23 orders about and rotates seat 22 when rotating moreover, and the activity presss from both sides 25 and fixation clamp 24 can cooperate the periphery of the fixed panel of centre gripping, can keep firm clamping state for a long time, is difficult for leading to panel not hard up, brings the facility for weldment work.

Referring to fig. 1 and 3, the embodiment of the present application further provides a panel welding jig including a jig base 100 and a plurality of sets of automatic clamping units 200 as described above, wherein the plurality of sets of automatic clamping units 200 are mounted on the jig base 100.

Through adopting above-mentioned technical scheme, anchor clamps base 100 provides firm installation basis for automatic centre gripping unit 200 to the stable centre gripping panel of multiunit automatic centre gripping unit 200, it is more convenient to operate.

The above description is only exemplary of the present application and should not be taken as limiting the present application, as any modification, equivalent replacement, or improvement made within the spirit and principle of the present application should be included in the protection scope of the present application.

Claims

1. The automatic clamping unit is characterized by comprising an L-shaped mounting seat (21) and a rotating seat (22), wherein the rotating seat (22) is rotatably mounted at the top of the L-shaped mounting seat (21), a telescopic power part (23) is arranged on one side of the L-shaped mounting seat (21), a horizontally-arranged fixing clamp (24) is arranged on one side, away from the telescopic power part (23), of the top of the L-shaped mounting seat (21), a movable clamp (25) is fixedly mounted on the rotating seat (22), and the telescopic power part (23) is used for driving the rotating seat (22) to rotate; when one end of the movable clamp (25), which is far away from the rotating seat (22), is close to one end of the fixed clamp (24), which is far away from the L-shaped mounting seat (21), the periphery of the plate is clamped and fixed by the movable clamp (25) and the fixed clamp (24).

2. The automatic clamping unit according to claim 1, characterized in that the end of the movable clamp (25) remote from the rotating seat (22) is provided with a first rubber part (251), the end of the fixed clamp (24) remote from the L-shaped mounting seat (21) is provided with a second rubber part (241), and both the first rubber part (251) and the second rubber part (241) are used for contacting a plate material.

3. The automatic clamping unit according to claim 2, characterized in that said first rubber portion (251) and said second rubber portion (241) are both L-shaped.

4. The automatic clamping unit according to claim 2, wherein the first rubber portion (251) is detachably fitted to the movable clamp (25) by a bolt, and the second rubber portion (241) is detachably fitted to the fixed clamp (24) by a bolt.

5. Automatic clamping unit according to claim 1, characterized in that the side of the fixed clamp (24) close to the movable clamp (25) is provided with a height-adjustable support structure for abutting against one end of the movable clamp (25) close to the rotating seat (22).

6. The automatic clamping unit according to claim 5, characterized in that said supporting structure comprises a plurality of block-ups (26) that are insertably mounted to each other, said block-ups (26) being rubber blocks.

7. The automatic clamping unit according to claim 6, characterized in that the block-up block (26) is provided with a clamping groove (261) for clamping one end of the movable clamp (25) close to the rotating seat (22).

8. Automatic gripping unit according to claim 1, characterized in that the power source of the telescopic power member (23) is a cylinder, a cylinder or an electric push rod.

9. A panel welding jig, comprising a jig base (100) and a plurality of sets of automatic clamping units (200) according to any one of claims 1 to 8, the plurality of sets of automatic clamping units (200) being mounted on the jig base (100).