CN216858608U

CN216858608U - Laser welding device

Info

Publication number: CN216858608U
Application number: CN202221284703.8U
Authority: CN
Inventors: 肖艳芳; 蔡晓东
Original assignee: Shenzhen Zhenghe Youxin Technology Co ltd
Current assignee: Shenzhen Zhenghe Youxin Technology Co ltd
Priority date: 2022-05-26
Filing date: 2022-05-26
Publication date: 2022-07-01
Anticipated expiration: 2032-05-26

Abstract

The embodiment of the utility model discloses a laser welding device, which relates to the technical field of laser welding and comprises laser welding equipment, a first clamping component, a second clamping component and a driving part, wherein the first clamping component comprises a telescopic piece, a first rotating pipe, a first movable rod and a first clamping plate, the first movable rod is movably sleeved in the first rotating pipe, the surface of the first movable rod is connected with a first limiting rib, the inner wall of the first rotating pipe is provided with a first limiting groove in inserted connection with the first limiting rib, the first clamping plate is fixedly connected at one end of the first movable rod, the telescopic piece is connected at the other end of the first movable rod, the first rotating pipe is provided with a transmission gear in meshed connection with the driving part, the second clamping component comprises a second rotating pipe, a second clamping plate and a second movable rod, one end of the second movable rod is movably sleeved in the second rotating pipe, the second clamping plate is fixedly connected at one end of the second movable rod, which is close to the first clamping plate, has the characteristics of convenient use and strong practicability.

Description

Laser welding device

Technical Field

The utility model relates to the technical field of laser welding, in particular to a laser welding device.

Background

Laser welding, also known as fusion welding, is a manufacturing process and technique for joining metals or other thermoplastic materials, such as plastics, in a heated, high temperature or high pressure manner, and modern welding uses a variety of energy sources, including gas flame, electric arc, laser, electron beam, friction, ultrasonic, etc., and laser welding is an efficient precision welding method that uses a high energy density laser beam as a heat source. Laser welding is one of the important aspects of laser material processing technology application, the surface of a workpiece is heated through laser radiation, surface heat is diffused inwards through heat conduction, and the workpiece is melted to form a specific molten pool by controlling parameters such as the width, energy, peak power, repetition frequency and the like of laser pulses.

When carrying out laser welding to hardware, at first need use the centre gripping equipment to fix hardware, but used centre gripping equipment uses relatively inconvenient when current laser welding device welds, and the practicality is also relatively poor, and the key performance is: the clamping device cannot simultaneously have the functions of overturning the angle of the hardware and fixing the hardware with different sizes.

SUMMERY OF THE UTILITY MODEL

An object of an embodiment of the present invention is to provide a laser welding apparatus to solve the problems in the background art.

In order to achieve the purpose, the utility model provides the following technical scheme: a laser welding device comprises laser welding equipment, and further comprises a first clamping assembly, a second clamping assembly and a driving part, wherein the laser welding equipment is positioned above the first clamping assembly and the second clamping assembly, the first clamping assembly comprises a telescopic piece, a first rotating pipe, a first movable rod and a first clamping plate, the movable sleeve of the first movable rod is arranged in the first rotating pipe, the surface of the first movable rod is connected with a first limiting rib extending along the axial direction, the inner wall of the first rotating pipe is provided with a first limiting groove connected with the first limiting rib in an inserting manner, the first clamping plate is fixedly connected with one end of the first movable rod, the telescopic piece is connected with the other end of the first movable rod, the outer wall of the first rotating pipe is fixedly sleeved with a transmission gear connected with the driving part in an engaging manner, the second clamping assembly comprises a second rotating pipe, a second clamping plate and a second movable rod, one end of the second movable rod is movably sleeved in the second rotating pipe, the second clamping plate is fixedly connected to one end, close to the first clamping plate, of the second movable rod, and the axis of the first rotating pipe is consistent with that of the second rotating pipe.

As a further scheme of the utility model: the laser welding device is characterized by further comprising a workbench, a support frame and a fixing frame, wherein the support frame and the fixing frame are fixedly connected above the workbench, the laser welding device is installed on the fixing frame, a sleeve is fixedly connected onto the support frame, a first rotating pipe and a second rotating pipe are respectively rotatably connected into the sleeve, and the driving portion is further installed on the support frame.

As a still further scheme of the utility model: the second clamping assembly further comprises a second limiting rib connected to the second movable rod and extending along the axial direction, and a second limiting groove connected with the second limiting rib in an inserting mode is formed in the inner wall of the second rotating pipe.

As a still further scheme of the utility model: first centre gripping subassembly is still including the connecting plate of connection between extensible member and first movable rod, the one end and the extensible member fixed connection of connecting plate, the extensible member is electric telescopic handle or hydraulic telescoping rod, the bearing is installed to the one end of connecting plate, first movable rod is installed in the bearing.

As a still further scheme of the utility model: be connected with first buffer spring between first grip block and the first rotating tube, the one end that is located the second on the second movable rod and rotates intraductal is connected with the piston, the piston rotates the inside pipe wall laminating with the second and is connected, be connected with second buffer spring between the tip of piston and second rotating tube.

As a still further scheme of the utility model: the driving part comprises a driving motor and a driving gear, the driving motor is fixedly connected to the supporting frame, the driving gear is connected with the driving motor through a motor shaft, and the transmission gear is meshed with the driving gear.

Compared with the prior art, the utility model has the beneficial effects that:

the design that first spacing muscle and first spacing groove mutually supported, the concertina movement of extensible member, can drive first movable rod and first grip block horizontal migration, first grip block is through the mode towards second grip block horizontal migration, can fix the work piece between the two, at this moment, first grip block, work piece and second grip block form a whole under the effect of extrusion force and frictional force, when the drive division drives first rotation pipe rotation through drive gear, can drive first movable rod, first grip block, the work piece, second grip block and second movable rod are together rotatory, the function of centre gripping work piece has both been realized, the function of upset work piece has been realized again, still be applicable to the function of the not unidimensional work piece of centre gripping simultaneously, possess convenient to use and characteristics that the practicality is strong.

Drawings

Fig. 1 is a schematic structural diagram of a laser welding apparatus according to an embodiment of the present invention.

Fig. 2 is a schematic structural diagram of a first clamping assembly according to an embodiment of the utility model.

Fig. 3 is a schematic structural diagram of a second clamping assembly according to an embodiment of the utility model.

Fig. 4 is a perspective view of the first movable bar, the first clamping plate, and the first buffer spring in the embodiment of the present invention.

Fig. 5 is a perspective view of the second clamping plate, the second movable rod, and the piston in an embodiment of the present invention.

In the figure: 1-workbench, 11-support frame, 111-sleeve, 12-fixed frame, 2-laser welding equipment, 3-first clamping component, 31-telescopic component, 32-connecting plate, 33-first rotating pipe, 34-transmission gear, 35-first movable rod, 36-first limiting rib, 37-first clamping plate, 38-first buffer spring, 4-second clamping component, 41-second rotating pipe, 42-second clamping plate, 43-second movable rod, 44-second limiting rib, 45-piston, 46-second buffer spring, 5-driving part, 51-driving motor and 52-driving gear.

Detailed Description

In the description of the present invention, it should be understood that the terms "upper", "lower", "front", "back", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only used for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be configured and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

Referring to fig. 1 to 5, the embodiment provides a laser welding device, which includes a laser welding device 2, and further includes a first clamping assembly 3, a second clamping assembly 4, and a driving portion 5, the laser welding device 2 is located above the first clamping assembly 3 and the second clamping assembly 4, the first clamping assembly 3 includes an expansion member 31, a first rotating pipe 33, a first movable rod 35, and a first clamping plate 37, the first movable rod 35 is movably sleeved in the first rotating pipe 33, a first limiting rib 36 extending along an axial direction is connected to a surface of the first movable rod 35, a first limiting groove inserted and connected to the first limiting rib 36 is formed in an inner wall of the first rotating pipe 33, the first clamping plate 37 is fixedly connected to one end of the first movable rod 35, the expansion member 31 is connected to the other end of the first movable rod 35, a transmission gear 34 engaged and connected to the driving portion 5 is fixedly sleeved on an outer wall of the first rotating pipe 33, the second clamping assembly 4 comprises a second rotating pipe 41, a second clamping plate 42 and a second movable rod 43, one end of the second movable rod 43 is movably sleeved in the second rotating pipe 41, the second clamping plate 42 is fixedly connected to one end, close to the first clamping plate 37, of the second movable rod 43, the axis of the first rotating pipe 33 is consistent with that of the second rotating pipe 41, a workpiece is clamped between the first clamping plate 37 and the second clamping plate 42, the telescopic part 31 adjusts the distance between the first clamping plate 37 and the second clamping plate 42 by driving the first clamping plate 37 to move, and workpieces with different sizes can be clamped by the mode.

Further, first centre gripping subassembly 3 is still including connecting the connecting plate 32 between extensible member 31 and first movable rod 35, the one end and the extensible member 31 fixed connection of connecting plate 32, extensible member 31 is electric telescopic handle or hydraulic telescoping rod, the bearing is installed to the one end of connecting plate 32, first movable rod 35 is installed in the bearing.

Further, second centre gripping subassembly 4 is still including connecting the spacing muscle 44 of second along axial extension on second movable rod 43, the second spacing groove of being connected with the spacing muscle 44 of second interpolation is seted up to second rotating tube 41 inner wall, the design of spacing muscle 44 of second and second spacing groove matched with for rotatory second movable rod 43 can also drive second rotating tube 41 and together rotate, and receive the second grip block 42 that comes from first grip block 37 extrusion force and can reach the purpose of buffering through the gliding mode of second movable rod 43 in second rotating tube 41 again, prevent to drive the phenomenon of the damage work piece that first grip block 37 consequent moving speed leads to because of extensible member 31, the purpose of protection work piece has been played.

Further, the driving part 5 comprises a driving motor 51 and a driving gear 52, the driving motor 51 is fixedly connected to the support frame 11, the driving gear 52 is connected to the driving motor 51 through a motor shaft, the transmission gear 34 is engaged with the driving gear 52, and both the transmission gear 34 and the driving gear 52 are designed as helical gears.

In the above technical solution, due to the design of the first limiting rib 36 and the first limiting groove, the telescopic motion of the telescopic member 31 will drive the first movable rod 35 and the first clamping plate 37 to move horizontally, the first clamping plate 37 can fix the workpiece between the first movable rod 35 and the first clamping plate 37 by moving horizontally towards the second clamping plate 42, at this time, the first holding plate 37, the workpiece and the second holding plate 42 are formed as a single body by the pressing force and the frictional force, when the driving part 5 drives the first rotating pipe 33 to rotate through the transmission gear 34, the first movable rod 35, the first clamping plate 37, the workpiece, the second clamping plate 42 and the second movable rod 43 are driven to rotate together, so that the function of clamping the workpiece is realized, the function of overturning the workpiece is also realized, still possess the function that is applicable to the work piece of centre gripping unidimensional simultaneously, possess convenient to use and the characteristics that the practicality is strong.

Referring to fig. 1, as an embodiment of the present invention, the laser welding apparatus further includes a workbench 1, a supporting frame 11 and a fixing frame 12, the supporting frame 11 and the fixing frame 12 are both fixedly connected above the workbench 1, the laser welding apparatus 2 is installed on the fixing frame 12, a sleeve 111 is fixedly connected to the supporting frame 11, the first rotating pipe 33 and the second rotating pipe 41 are respectively rotatably connected in the sleeve 111, and the driving portion 5 is further installed on the supporting frame 11.

Among the above technical scheme, laser welding equipment 2 includes the laser welding appearance, horizontal migration subassembly and longitudinal movement subassembly, horizontal migration subassembly swing joint is on mount 12, the one end fixed connection of longitudinal movement subassembly is on the horizontal migration subassembly, the laser welding appearance is then installed to the other end of longitudinal movement subassembly, horizontal migration subassembly and longitudinal movement subassembly are used for adjusting the horizontal position and the longitudinal position of laser welding appearance respectively, because laser welding equipment 2 who possesses adjustment horizontal position and longitudinal position is more common in prior art, this place is no longer repeated.

Referring to fig. 2 to 5, as an embodiment of the present invention, a first buffer spring 38 is connected between the first clamping plate 37 and the first rotating tube 33, a piston 45 is connected to one end of the second movable rod 43 located in the second rotating tube 41, the piston 45 is attached to an inner wall of the second rotating tube 41, and a second buffer spring 46 is connected between the piston 45 and an end of the second rotating tube 41.

In the above technical solution, the first buffer spring 38 and the second buffer spring 46 are designed to be matched with each other, so that on one hand, the buffer effect can be achieved in the process of clamping the workpiece by using the first clamping plate 37 and the second clamping plate 42, and the buffer effect can also be achieved in the process of welding the workpiece by using the laser welding device 2, thereby preventing the workpiece from being damaged by impact force during clamping and vibration during welding.

When the laser welding device is used, the telescopic motion of the telescopic piece 31 can drive the first movable rod 35 and the first clamping plate 37 to horizontally move, the first clamping plate 37 can fix a workpiece between the first movable rod 35 and the first clamping plate 37 in a mode of horizontally moving towards the second clamping plate 42, the laser welding device 2 can weld the workpiece after adjusting the position, when other surfaces of the workpiece need to be welded, the first clamping plate 37, the workpiece and the second clamping plate 42 form a whole under the action of extrusion force and friction force, and when the driving part 5 drives the first rotating pipe 33 to rotate through the transmission gear 34, the first movable rod 35, the first clamping plate 37, the workpiece, the second clamping plate 42 and the second movable rod 43 can be driven to rotate together, so that the function of clamping the workpiece is realized, and the function of overturning the workpiece is also realized.

It should be noted that, although the present specification describes embodiments, each embodiment does not include only a single technical solution, and such description of the specification is only for clarity, and those skilled in the art should take the specification as a whole, and the technical solutions in the embodiments may be appropriately combined to form other embodiments understood by those skilled in the art, and the above-mentioned embodiments only express the preferred embodiments of the technical solutions, and the description thereof is more specific and detailed, but should not be construed as limiting the scope of the claims of the technical solutions. It should be noted that, for those skilled in the art, various modifications, improvements and substitutions can be made without departing from the spirit of the utility model, and all of them belong to the protection scope of the technical solution.

Claims

1. The laser welding device comprises laser welding equipment (2) and is characterized by further comprising a first clamping component (3), a second clamping component (4) and a driving part (5), wherein the laser welding equipment (2) is positioned above the first clamping component (3) and the second clamping component (4), the first clamping component (3) comprises a telescopic piece (31), a first rotating pipe (33), a first movable rod (35) and a first clamping plate (37), the first movable rod (35) is movably sleeved in the first rotating pipe (33), a first limiting rib (36) extending along the axial direction is connected to the surface of the first movable rod (35), a first limiting groove connected with the first limiting rib (36) in an inserting and combining manner is formed in the inner wall of the first rotating pipe (33), and the first clamping plate (37) is fixedly connected to one end of the first movable rod (35), the other end at first movable rod (35) is connected in extensible member (31), the fixed cover of first rotation pipe (33) outer wall is equipped with drive gear (34) of being connected with drive division (5) meshing, second centre gripping subassembly (4) include second rotating tube (41), second grip block (42) and second movable rod (43), the one end movable sleeve of second movable rod (43) is located in second rotating tube (41), the one end that is close to first grip block (37) on second movable rod (43) is fixed connection to second grip block (42), the axis of first rotation pipe (33) is unanimous with the axis of second rotating tube (41).

2. The laser welding device according to claim 1, further comprising a workbench (1), a supporting frame (11) and a fixing frame (12), wherein the supporting frame (11) and the fixing frame (12) are both fixedly connected above the workbench (1), the laser welding device (2) is installed on the fixing frame (12), a sleeve (111) is fixedly connected to the supporting frame (11), the first rotating pipe (33) and the second rotating pipe (41) are respectively and rotatably connected to the sleeve (111), and the driving portion (5) is further installed on the supporting frame (11).

3. The laser welding device according to claim 2, wherein the second clamping assembly (4) further comprises a second limiting rib (44) connected to the second movable rod (43) and extending along the axial direction, and a second limiting groove inserted and connected with the second limiting rib (44) is formed in the inner wall of the second rotating pipe (41).

4. A laser welding device according to claim 3, characterized in that the first clamping assembly (3) further comprises a connecting plate (32) connected between the telescopic member (31) and the first movable rod (35), one end of the connecting plate (32) is fixedly connected with the telescopic member (31), the telescopic member (31) is an electric telescopic rod or a hydraulic telescopic rod, one end of the connecting plate (32) is provided with a bearing, and the first movable rod (35) is arranged in the bearing.

5. A laser welding device according to claim 4, characterized in that a first buffer spring (38) is connected between the first clamping plate (37) and the first rotating pipe (33), a piston (45) is connected to one end of the second movable rod (43) located in the second rotating pipe (41), the piston (45) is in fit connection with the inner wall of the second rotating pipe (41), and a second buffer spring (46) is connected between the piston (45) and the end of the second rotating pipe (41).

6. A laser welding device according to claim 5, characterized in that the driving part (5) comprises a driving motor (51) and a driving gear (52), the driving motor (51) is fixedly connected to the supporting frame (11), the driving gear (52) is connected with the driving motor (51) through a motor shaft, and the transmission gear (34) is meshed with the driving gear (52).