CN218452689U

CN218452689U - Clamping device of laser welding machine

Info

Publication number: CN218452689U
Application number: CN202221961409.6U
Authority: CN
Inventors: 李志远; 宗邵强; 李静峰; 薛世江; 李辉
Original assignee: Qingdao Jinning Plastic Mould Co ltd
Current assignee: Qingdao Jinning Plastic Mould Co ltd
Priority date: 2022-07-27
Filing date: 2022-07-27
Publication date: 2023-02-07
Anticipated expiration: 2032-07-27

Abstract

The utility model discloses a laser welding machine's clamping device, including clamping mechanism, tilting mechanism and slewing mechanism, clamping mechanism includes U type deckle board, paste the splint that lean on U type deckle board inner wall perpendicularly, inlay the first bearing of establishing on the splint side, a tip fixing is at the screw rod of first bearing inner wall and the first knob of fixed connection on another tip of screw rod, and the outer wall of first bearing is fixed on the side of splint, the screw rod runs through the side of U type deckle board perpendicularly and with U type deckle board spiro union, tilting mechanism includes a tip vertical fixation's connecting rod on U type deckle board outer wall, fixed carousel of parcel on the connecting rod side, evenly set up the butt joint hole on the carousel side, be located the supporting shoe of U type deckle board below, a tip vertical fixation is at the L type backup pad on the supporting shoe tip, wherein, this kind of laser welding machine's clamping device has solved current clamping device and has not been convenient for carrying out the problem of angle modulation to heterotypic work piece.

Description

Clamping device of laser welding machine

Technical Field

The utility model belongs to the technical field of laser-beam welding machine clamping device, concretely relates to laser-beam welding machine's clamping device.

Background

Laser-beam welding machine also commonly called laser-beam welding machine, be the machine that uses when the material processing laser welding, laser-beam welding machine needs clamping device to carry out the rigidity to the work piece when welding the work piece, wherein often can fold and centre gripping together two or more than two work pieces, traditional clamping device generally can't carry out the regulation of angle after to the work piece centre gripping, and often need weld a plurality of angles to heterotypic work piece welding, thereby it needs operator's repeated operation many times to carry out the centre gripping fixed to heterotypic work piece to use traditional clamping device, be unfavorable for user work efficiency's promotion.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a clamping device of laser-beam welding machine can carry out the regulation of multi-angle to the work piece after the centre gripping, and the adaptation can reduce the amount of labour of operator's repeated fixed heterotypic work piece to the welding of heterotypic work piece by the light-beam welding machine to solve the problem that proposes in the above-mentioned background art.

In order to solve the technical problem, the utility model provides a following technical scheme: a clamping device of a laser welding machine, comprising:

the clamping mechanism comprises a U-shaped frame plate, a clamping plate vertically attached to the inner wall of the U-shaped frame plate, a first bearing embedded on the side face of the clamping plate, a screw rod with one end fixed on the inner wall of the first bearing and a first knob fixedly connected to the other end of the screw rod, wherein the outer wall of the first bearing is fixed on the side face of the clamping plate, and the screw rod vertically penetrates through the side edge of the U-shaped frame plate and is in threaded connection with the U-shaped frame plate;

the turnover mechanism comprises a connecting rod, a rotary disc, a butt joint hole, a supporting block, an L-shaped supporting plate, a bidirectional screw rod, a second knob, an L-shaped moving plate and a butt joint block, wherein one end part of the connecting rod is vertically fixed on the outer wall of the U-shaped frame plate, the rotary disc is fixedly wrapped on the side face of the connecting rod, the butt joint hole is uniformly formed in the side face of the rotary disc, the supporting block is positioned below the U-shaped frame plate, one end part of the L-shaped supporting plate is vertically fixed on the end part of the supporting block, one end part of the bidirectional screw rod penetrates through the L-shaped supporting plate on the left side, the second knob is fixed on the extending end of the bidirectional screw rod on the left side, the L-shaped moving plate is in screwed connection with the side face of the bidirectional screw rod, the other end part of the connecting rod is vertically clamped into a groove preset in the side face of the L-shaped supporting plate and is movably connected with the L-shaped supporting plate, the supporting block is clamped into the butt joint hole, and the shape of the butt joint block is matched with the shape of the butt joint hole;

the rotating mechanism comprises a cross plate, a second bearing and a tip, wherein the second bearing and the tip are embedded in the center of the cross plate and fixed on the inner wall of the second bearing, a connecting column wrapped on the side face of the connecting column, a clamping block and a tip, the clamping block and the tip are uniformly fixed on the upper end of the ring, a spring and a clamping groove are uniformly formed in the lower end of the supporting block, the other end of the connecting column is vertically fixed on the lower end of the supporting block, the ring is movably connected with the connecting column, the other end of the spring is fixed on the side face of the cross plate, and the shape and the size of the clamping block are matched with those of the inner cavity of the clamping groove.

The utility model discloses explain further, be fixed with the wave sand grip on the side of splint.

The utility model discloses explain further, the vertical fixation has the telescopic link on the outer wall of ring piece, just the expansion end of telescopic link is fixed on the side of ring piece, the stiff end of telescopic link is fixed on the side of cross.

The utility model discloses explain further, the lower tip of splint is the cambered surface.

The utility model discloses explain further, supporting shoe and left and right both sides the combination formula structure as an organic whole of L type backup pad, this integral type structure are the U type, have seted up the spacing groove on the inner wall of this U type integral type structure, just the lower tip card of L type movable plate is gone into in the inner chamber of spacing groove.

Compared with the prior art, the utility model discloses the beneficial effect who reaches is: the utility model discloses, it is spacing to carry out effectual centre gripping to the work piece through clamping mechanism, and clamping mechanism cooperation tilting mechanism can drive the inboard work piece of splint and carry out the ascending rotation of vertical side, can reach the inclination's to the work piece regulation, and clamping mechanism, tilting mechanism and slewing mechanism mutually support and can drive the inboard work piece of splint and carry out the ascending rotation of horizontal direction, can reach and adjust the orientation of work piece to be convenient for carry out the regulation in different angles and position to the heterotypic work piece after the centre gripping.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

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

fig. 2 is a partial structural schematic diagram of the present invention;

fig. 3 is a partial structural schematic diagram of the present invention;

fig. 4 is an enlarged schematic view of the utility model at a;

fig. 5 is an enlarged schematic view of the utility model at the position B.

In the figure: 100 clamping mechanisms, 110U-shaped frame plates, 120 clamping plates, 130 first bearings, 140 screws, 150 first knobs, 121 wavy convex strips, 200 turnover mechanisms, 210 connecting rods, 220 turntables, 230 butting holes, 240 supporting blocks, 250L-shaped supporting plates, 260 bidirectional screws, 270 second knobs, 280L-shaped moving plates, 290 butting blocks, 300 rotating mechanisms, 310 cross plates, 320 second bearings, 330 connecting columns, 340 ring blocks, 341 telescopic rods, 350 clamping blocks, 360 springs, 370 clamping grooves and 400 limiting grooves.

Detailed Description

The following non-limiting detailed description of the present invention is provided in connection with the preferred embodiments and accompanying drawings. It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution: a clamping device of a laser welding machine comprises a clamping mechanism 100, a turnover mechanism 200 and a rotating mechanism 300.

The clamping mechanism 100 comprises a U-shaped frame plate 110, a clamping plate 120 vertically attached to the inner wall of the U-shaped frame plate 110, a first bearing 130 embedded on the side surface of the clamping plate 120, a screw 140 with one end fixed on the inner wall of the first bearing 130, and a first knob 150 fixedly connected to the other end of the screw 140, wherein the outer wall of the first bearing 130 is fixed on the side surface of the clamping plate 120, the screw 140 vertically penetrates through the side edge of the U-shaped frame plate 110 and is in threaded connection with the U-shaped frame plate 110, the screw 140 can axially move in a hole preset in the side surface of the U-shaped frame plate 110 after rotating, the number of the screw 140 and the number of the clamping plate 120 are two, an operator rotates the first knob 150, the first knob 150 drives the screw 140 to axially move, the screw 140 pushes the clamping plate 120 to axially move through the first bearing 130, so that the clamping plate 120 can effectively clamp a workpiece, preferably, a wavy convex strip 121 is fixed on the side surface of the clamping plate 120, and the wavy convex strip 121 can indirectly increase the friction force between the workpiece, and prevent the workpiece from slipping and loosening after clamping; the turnover mechanism 200 includes a connecting rod 210 with one end vertically fixed on the outer wall of the U-shaped frame plate 110, a rotating disc 220 fixedly wrapped on the side of the connecting rod 210, a butt-joint hole 230 uniformly opened on the side of the rotating disc 220, a supporting block 240 positioned under the U-shaped frame plate 110, an L-shaped supporting plate 250 with one end vertically fixed on the end of the supporting block 240, a two-way screw 260 with one end penetrating through the L-shaped supporting plate 250 on the left side, a second knob 270 fixed on the left extending end of the two-way screw 260, an L-shaped moving plate 280 screwed on the side of the two-way screw 260, and a butt-joint block 290 fixed on the upper end of the L-shaped moving plate 280, and the other end of the connecting rod 210 is vertically clamped into a preset groove on the side of the L-shaped supporting plate 250 and movably connected with the L-shaped supporting plate 250, the supporting block 240 is parallel to the lower end side of the U-shaped frame plate 110, the other end of the bidirectional screw 260 is movably connected with the right L-shaped support plate 250, the butt joint block 290 is clamped in the butt joint hole 230, the shape of the butt joint block 290 is matched with the shape of the butt joint hole 230, the extending end on the left side of the bidirectional screw 260 is a narrow end, a hole which is narrow on the left side and wide on the right side is preset on the side surface of the left L-shaped support plate 250, a groove is preset on the side surface of the right L-shaped support plate 250, two ends of the threaded part of the bidirectional screw 260 are respectively and movably connected in the hole preset on the side surface of the left L-shaped support plate 250 and the groove preset on the side surface of the right L-shaped support plate 250, so that the second knob 270 is rotated, the bidirectional screw 260 can be driven by the second knob 270 to rotate on the side surface of the L-shaped support plate 250 without left and right swinging, the upper end part of the L-shaped moving plate 280 is arc-shaped, the butt joint block 290 is fixed on the arc, and the butt joint block 290 can move axially in the butt joint hole 230 when moving left and right; the rotating mechanism 300 comprises a cross plate 310, a second bearing 320 embedded in the center of the cross plate 310, a connecting column 330 with one end fixed on the inner wall of the second bearing 320, a ring block 340 wrapped on the side surface of the connecting column 330, a clamping block 350 uniformly fixed on the upper end of the ring block 340, a spring 360 with one end fixed on the lower end of the ring block 340, and a clamping groove 370 uniformly arranged on the lower end of the supporting block 240, wherein the other end of the connecting column 330 is vertically fixed on the lower end of the supporting block 240, the ring block 340 is movably connected with the connecting column 330, the other end of the spring 360 is fixed on the side surface of the cross plate 310, the shape and size of the clamping block 350 are matched with the shape and size of an inner cavity of the clamping groove 370, the outer wall of the second bearing 320 is fixed on the side surface of the cross plate 310, when the clamping block 350 is clamped in the clamping groove 370, the supporting block 240 is limited to rotate, the inner wall of the ring block 340 is abutted against the side surface of the connecting column 330, and when the ring block 340 moves up and down, the ring block 340 can move axially up and down on the surface of the connecting column 330.

The outer wall of the ring block 340 is vertically fixed with a telescopic rod 341, the movable end of the telescopic rod 341 is fixed on the side surface of the ring block 340, the fixed end of the telescopic rod 341 is fixed on the side surface of the cross plate 310, when the table surface on which the cross plate 310 is placed inclines, the L-shaped support plate 250 and the support block 240 are easily deviated and rotate under the influence of the gravity center position and gravity, when the clamping block 350 is clamped into the clamping groove 370, the rotation can drive the spring 360 to be twisted, and the telescopic rod 341 can effectively prevent the rotation, so that the influence of the inclination of the platform on the stability of the L-shaped support plate 250 and the support block 240 is avoided; the lower end part of the clamping plate 120 is a cambered surface, so that the friction force between the clamping plate 120 and the inner wall of the U-shaped frame plate 110 can be indirectly reduced, and the useful work of pushing the clamping plate 120 to move axially after an operator rotates the first knob 150 is promoted; the combination formula structure as an organic whole of supporting shoe 240 and left and right both sides L type backup pad 250, this integral type structure is the U type, spacing groove 400 has been seted up on the inner wall of this U type integral type structure, and the lower tip card of L type movable plate 280 is gone into in the inner chamber of spacing groove 400, the axial displacement can be done along the inner chamber of spacing groove 400 to the lower tip of L type movable plate 280, spacing groove 400 is to L type movable plate 280 spacing, stability when can promoting L type movable plate 280 to remove, it drives the stable card of butt joint piece 290 and goes into in butt joint hole 230 to be convenient for L type movable plate 280.

With reference to fig. 1 to 5, the specific angle adjustment process of the clamping device of the laser welding machine according to the embodiment for the special-shaped workpiece is as follows: an operator can effectively clamp the special-shaped workpiece placed in the inner cavity of the U-shaped frame plate 110 by respectively rotating the two first knobs 150, the operator rotates the second knob 270 forward, the second knob 270 drives the two L-shaped moving plates 280 to axially move through the two-way screw 260, the L-shaped moving plates 280 drive the butt-joint blocks 290 at the upper end part to slide out of the butt-joint holes 230 so as to relieve the limit on the rotary disc 220, the U-shaped frame plate 110 is manually rotated, the U-shaped frame plate 110 can rotate by taking the connecting rod 210 as an axis at the moment, the U-shaped frame plate 110 drives the clamped special-shaped workpiece to rotate, the operator reversely rotates the second knob 270 after the special-shaped workpiece rotates to a required angle, the second knob 270 is clamped into the butt-joint holes 230 at the lower end part of the rotary disc 220, and the rotary disc 220 and the U-shaped frame plate 110 are limited, so as to achieve the adjustment of the angle of the special-shaped workpiece; an operator manually pulls the ring block 340 downwards and continuously grips the ring block 340, the ring block 340 drives the clamping block 350 to be separated from the clamping groove 370, the supporting block 240 is relieved from limiting, the L-shaped supporting plate 250 on the end part of the supporting block 240 is rotated, the L-shaped supporting plate 250 drives the special-shaped workpiece clamped by the clamping plate 120 through the connecting rod 210 and the U-shaped frame plate 110 to rotate by taking the connecting column 330 as an axis, so that the orientation of the special-shaped workpiece is adjusted, after the special-shaped workpiece rotates to a required orientation, the operator loosens the ring block 340, the ring block 340 moves upwards by the reaction force of the spring 360, the ring block 340 drives the clamping block 350 to enter the clamping groove 370 to limit the supporting block 240, and the orientation position of the special-shaped workpiece is fixed.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", 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 of the present invention, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

Finally, it should be pointed out that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it. Although the present invention has been described in detail with reference to the foregoing embodiments, those skilled in the art will understand that: it is to be understood that modifications may be made to the above-described arrangements in the embodiments or equivalent substitutions may be made to some of the features of the embodiments without departing from the spirit and scope of the invention.

Claims

1. A clamping device of a laser welding machine is characterized by comprising:

the clamping mechanism (100) comprises a U-shaped frame plate (110), a clamping plate (120) vertically attached to the inner wall of the U-shaped frame plate (110), a first bearing (130) embedded on the side surface of the clamping plate (120), a screw rod (140) with one end fixed on the inner wall of the first bearing (130) and a first knob (150) fixedly connected to the other end of the screw rod (140), the outer wall of the first bearing (130) is fixed on the side surface of the clamping plate (120), and the screw rod (140) vertically penetrates through the side edge of the U-shaped frame plate (110) and is in threaded connection with the U-shaped frame plate (110);

the turnover mechanism (200) comprises a connecting rod (210) with one end part vertically fixed on the outer wall of the U-shaped frame plate (110), a rotary disc (220) fixedly wrapped on the side surface of the connecting rod (210), butt joint holes (230) uniformly formed in the side surface of the rotary disc (220), a supporting block (240) positioned below the U-shaped frame plate (110), an L-shaped supporting plate (250) with one end part vertically fixed on the end part of the supporting block (240), a bidirectional screw (260) with one end part penetrating through the L-shaped supporting plate (250) at the left side, a second knob (270) fixed on the left extending end of the bidirectional screw (260), an L-shaped moving plate (280) screwed on the side surface of the bidirectional screw (260) and a butt joint block (290) fixed on the upper end part of the L-shaped moving plate (280), and the other end of the connecting rod (210) is vertically clamped into a groove preset on the side surface of the L-shaped supporting plate (250) and is movably connected with the L-shaped supporting plate (250), the supporting blocks (240) are parallel to the side edge of the lower end of the U-shaped frame plate (110), the other end of the bidirectional screw rod (260) is movably connected with the L-shaped supporting plate (250) at the right side, the butt joint block (290) is clamped into the butt joint hole (230), and the shape of the butt joint block (290) is matched with that of the butt joint hole (230);

the rotating mechanism (300) comprises a cross plate (310), a second bearing (320) embedded in the center of the cross plate (310), a connecting column (330) on the inner wall of the second bearing (320), a ring block (340) wrapped on the side of the connecting column (330), a clamping block (350) uniformly fixed on the upper end of the ring block (340), and a clamping block (360) with one end fixed on the lower end of the ring block (340), and a clamping groove (370) uniformly formed in the lower end of the supporting block (240), wherein the other end of the connecting column (330) is vertically fixed on the lower end of the supporting block (240), the ring block (340) is movably connected with the connecting column (330), the other end of the spring (360) is fixed on the side of the cross plate (310), and the shape and the size of the clamping block (350) are matched with the shape and the size of an inner cavity of the clamping groove (370).

2. The clamping device of the laser welding machine according to claim 1, characterized in that: wave-shaped convex strips (121) are fixed on the side surfaces of the clamping plates (120).

3. The clamping device of the laser welding machine according to claim 2, characterized in that: an expansion rod (341) is vertically fixed on the outer wall of the ring block (340), the movable end of the expansion rod (341) is fixed on the side face of the ring block (340), and the fixed end of the expansion rod (341) is fixed on the side face of the cross plate (310).

4. The clamping device of the laser welding machine according to claim 3, characterized in that: the lower end part of the clamping plate (120) is an arc surface.

5. The clamping device of the laser welding machine according to claim 4, characterized in that: supporting shoe (240) and left and right both sides the combination formula structure as an organic whole of L type backup pad (250), this integral type structure is the U type, has seted up spacing groove (400) on the inner wall of this U type integral type structure, just the lower tip card of L type movable plate (280) is gone into in the inner chamber of spacing groove (400).