CN219211986U

CN219211986U - Handheld optical fiber laser welding machine

Info

Publication number: CN219211986U
Application number: CN202320344839.1U
Authority: CN
Inventors: 戴欣麟
Original assignee: Shanghai Shengchang Industrial Co ltd
Current assignee: Shanghai Shengchang Industrial Co ltd
Priority date: 2023-02-27
Filing date: 2023-02-27
Publication date: 2023-06-20
Anticipated expiration: 2033-02-27

Abstract

The application relates to the technical field of welding machines, in particular to a handheld optical fiber laser welding machine, which comprises a machine case, wherein a welding gun, a laser generator, a heat dissipation device and a control system are arranged in the machine case, and a handle convenient to push and a plurality of rollers convenient to move are arranged on the machine case; the roller comprises two orientation wheels far away from the handle and two universal wheels close to the handle, one side of the chassis close to the orientation wheels is also connected with a plurality of check blocks, the check blocks are divided into two groups, each group of check blocks corresponds to the orientation wheels one by one, and each group of check blocks can be simultaneously abutted to the corresponding orientation wheels and the ground. According to the machine case, the stop block is additionally arranged on the machine case, and is enabled to be simultaneously abutted against the ground and the circumferential side wall of the directional wheel, so that the stopping stability of the machine case in the stopping and working processes on a slope is improved.

Description

Handheld optical fiber laser welding machine

Technical Field

The application relates to the technical field of welders, in particular to a handheld optical fiber laser welder.

Background

In the manufacturing process of equipment, the requirement of welding thin metal plates is often met, so that a handheld laser welding machine is usually adopted to finish the welding of the thin metal plates.

The utility model discloses a handheld laser welding machine, which is characterized in that a main box body of the welding machine is provided with a welding gun, a laser generator, a heat dissipation device and a control system, the welding gun is connected with the main box body through an optical cable, and a high-energy laser beam generated by the laser generator is transmitted to the welding gun through an optical fiber in the optical cable to be emitted, and is focused to a workpiece for welding. The bottom of the main box body is fixedly provided with a plurality of universal wheels, so that the welding machine can be moved more conveniently.

The universal wheels arranged on the main box body reduce the limit on welding work places, but also cause a certain risk to the welding machine during work. For example, when a welder performs a welding operation, an operator may need to pull an optical cable to move the position of a welding gun, or the welder may need to stop on a slope to perform the welding operation, in both cases, the position of the welder is moved in the working process due to insufficient stability of a brake device of a universal wheel, so that the welding operation is affected, and potential safety hazards exist.

Disclosure of Invention

The application provides a handheld fiber laser welding machine installs the dog through adding on quick-witted case to make the dog butt simultaneously in ground and directional wheel circumference lateral wall, thereby strengthen the stability of stopping of directional wheel, and then promote the stability of stopping of machine case in stopping and the course of working on the slope, be favorable to the welding job stabilization to go on.

The application provides a handheld fiber laser welding machine adopts following technical scheme:

the handheld optical fiber laser welding machine comprises a machine case, wherein a welding gun, a laser generator, a heat dissipation device and a control system are arranged in the machine case, and a handle convenient to push and a plurality of rollers convenient to move are arranged on the machine case; the roller comprises two orientation wheels far away from the handle and two universal wheels close to the handle, one side of the chassis close to the orientation wheels is also connected with a plurality of check blocks, the check blocks are divided into two groups, each group of check blocks corresponds to the orientation wheels one by one, and each group of check blocks can be simultaneously abutted to the corresponding orientation wheels and the ground.

By adopting the technical scheme, when the case is parked, the stop dog connected to the case is placed at the bottom of the directional wheel, so that the braking stability of the directional wheel is improved when the case is parked, and the braking stability of the case on a slope or in the working process is enhanced by matching with the braking function of the universal wheel; and because the stop block is additionally arranged on the case, the modification is more convenient.

Optionally, the chassis is provided with an adjusting mechanism for driving the stop block to be close to the directional wheel and a locking mechanism for driving the stop block to be abutted to the directional wheel, the locking mechanism is installed on the adjusting mechanism, the stop block can be connected to the locking mechanism in a sliding mode, and the sliding direction of the stop block is parallel to the advancing direction of the directional wheel.

Through adopting above-mentioned technical scheme, can remove the dog to the directional wheel bottom through adjustment mechanism and locking mechanism, when the quick-witted case receives external force and makes the directional wheel have pivoted trend or actually take place to rotate, the dog receives the butt effect of ground and directional wheel this moment to can take place relative displacement between quick-witted case and the dog, thereby guarantee that the dog remains at the parking position throughout, make the directional wheel can receive the blocking effect of dog then, realize the auxiliary braking function of directional wheel.

Optionally, the adjusting mechanism is fixed on a mounting frame on the side wall of the chassis and an adjusting screw rod rotatably arranged on the mounting frame, the axis of the adjusting screw rod is perpendicular to the ground, and the adjusting screw rods are in one-to-one correspondence with the directional wheels; the adjusting screw passes through the connecting block and is in threaded connection with the connecting block, the connecting block can slide along the axis direction of the adjusting screw and is connected to the mounting frame, and the locking mechanism is arranged on the connecting block.

Through adopting above-mentioned technical scheme, drive adjusting screw can drive the connecting block and slide along the direction of perpendicular to ground and be close to the directional wheel, again because of locking mechanism installs in the connecting block and the dog is installed on locking mechanism to can realize the interval adjustment between dog and the ground.

Optionally, the adjusting screw is coaxially and fixedly provided with synchronizing wheels, and two synchronizing wheels are simultaneously connected with the same synchronous belt in a transmission manner.

Through adopting above-mentioned technical scheme, make two adjusting screw realize the linkage, operating personnel only need drive one of them adjusting screw rotatory, can drive another adjusting screw synchronous revolution to make the dog synchronous movement that two orientation wheels correspond, make the dog adjust more portably.

Optionally, one of them adjusting screw tip coaxial fixed is provided with first bevel gear, still rotate on the mounting bracket and be provided with the actuating lever, actuating lever axis perpendicular to adjusting screw axis, the actuating lever is towards the coaxial second bevel gear that is provided with of one end of first bevel gear, first bevel gear and second bevel gear meshing, the one end that the actuating lever kept away from the second bevel gear rotates and wears out the mounting bracket and coaxial fixed with adjusting hand wheel, the plane that adjusting hand wheel is located is parallel to the plane that one of them lateral wall of quick-witted case is located.

By adopting the technical scheme, the rotation plane of the adjusting hand wheel is parallel to the side wall of the case, so that the rotation of operators is facilitated; the adjusting hand wheel can drive the second bevel gear and the first bevel gear to rotate in sequence when rotating, thereby driving the adjusting screw to rotate, and further enabling the spacing adjustment between the stop block and the ground to be simpler and more convenient.

Optionally, the locking mechanism comprises a sliding frame fixedly provided with the bottom end of the connecting block, a plurality of locking screws which are parallel to each other are rotatably arranged on the sliding frame, and the number of the locking screws is consistent with the total number of each group of stop blocks; the axis of the locking screw rod is parallel to the rotation axis of the directional wheel, each locking screw rod passes through and is in threaded connection with a connecting column, and the connecting column can be connected to the sliding frame in a sliding manner along the axis of the locking screw rod; the stop block and the connecting column slide mutually along the advancing direction of the directional wheel.

Through adopting above-mentioned technical scheme, can drive the dog and be close to the orientation wheel and get into the orientation wheel bottom along orientation wheel axis of rotation when locking screw rotates, when the dog got into orientation wheel bottom completely, operating personnel can promote the dog butt in orientation wheel lateral wall to realize the regulation of relative position between orientation wheel and the dog.

Optionally, a third bevel gear is coaxially and fixedly arranged at one end of each locking screw; the sliding frame is provided with a rotating rod in a rotating way, a plurality of fourth bevel gears are coaxially fixed on the rotating rod, the number of the fourth bevel gears is consistent with that of the locking screws, each fourth bevel gear can be meshed with the corresponding third bevel gear, and the rotating rod penetrates out of the sliding frame in a rotating way and is coaxially and fixedly connected with a locking hand wheel.

Through adopting above-mentioned technical scheme, can drive fourth bevel gear and third bevel gear in proper order when locking hand wheel rotates to drive a plurality of locking screw simultaneously rotates, realizes the synchronous regulation of a plurality of dogs, and the dog of being convenient for is adjusted more conveniently.

Optionally, a clamping block is fixed at the bottom end of the connecting column, and the cross-sectional area of the clamping block is larger than that of the connecting column; simultaneously, the draw-in groove has been seted up towards the one end of spliced pole to the dog, the fixture block can be followed the direction of advance of directional wheel and slided and connect in the draw-in groove.

Through adopting above-mentioned technical scheme for the dog slides and can receives the guide effect of fixture block and draw-in groove, and fixture block cross-sectional area is greater than spliced pole cross-sectional area simultaneously, can play the effect that the prevention breaks away from, reduces the dog and drops from the spliced pole probability.

Optionally, the bottom end of the case is provided with a containing groove, and the sliding frame can slide along the axis direction of the adjusting screw rod and be connected in the containing groove; and the stopper can also be located in the receiving groove.

Through adopting above-mentioned technical scheme for the dog can accomodate into the holding tank, thereby increase the interval of dog and ground, reduce the probability that the dog collided with ground in the quick-witted case removal process.

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

1. the stop block is additionally arranged on the case and is enabled to be simultaneously abutted against the ground and the circumferential side wall of the directional wheel, so that the braking stability of the directional wheel is enhanced, the braking stability of the case in the process of parking and working on a slope is further improved, and the welding work is facilitated to be stably carried out;

2. all the check blocks can be adjusted to be close to or far away from the ground synchronously through one adjusting hand wheel, or a plurality of check blocks in the same group are adjusted to be close to the same directional wheel simultaneously through one locking hand wheel, so that the check block adjusting operation is simpler and more convenient.

Drawings

Fig. 1 is a perspective view of an embodiment of the present application.

Fig. 2 is a perspective view of another view of an embodiment of the present application.

Fig. 3 is a schematic structural view of an auxiliary brake mechanism according to an embodiment of the present application.

Fig. 4 is a schematic view of the structure of the locking mechanism and the stopper according to the embodiment of the present application.

Reference numerals illustrate: 1. a chassis; 2. an optical cable; 3. a welding gun; 4. a heat radiation hole; 5. a display screen; 6. a control button; 7. a handle; 8. a universal wheel; 9. a directional wheel; 10. a stop block; 11. a cambered surface; 12. an adjusting mechanism; 13. a mounting frame; 14. adjusting a screw; 15. a connecting block; 16. a guide groove; 17. a communication hole; 18. a synchronizing wheel; 19. a synchronous belt; 20. a first bevel gear; 21. a second bevel gear; 22. an adjusting hand wheel; 23. a locking mechanism; 24. a sliding frame; 25. a receiving groove; 26. locking the screw rod; 27. a rotating lever; 28. a third bevel gear; 29. a fourth bevel gear; 30. locking a hand wheel; 31. a connecting column; 32. a clamping block; 33. a clamping groove.

Detailed Description

The present application is described in further detail below in conjunction with figures 1-4.

The embodiment of the application discloses a handheld fiber laser welding machine, refer to fig. 1, including the machine case 1 placed on the ground of a working area, the ground of the working area can be inclined or horizontal, and the embodiment of the application regards the machine case 1 to be placed on the horizontal ground, so that the relevant positions of each structure are described below. The control system, the laser generator and the heat dissipation device are sequentially arranged in the case 1, the optical cable 2 is fixedly connected to the laser generator, the optical cable 2 can penetrate out of the top of the case 1 and is fixedly connected with the welding gun 3, and the laser generator can generate optical fiber laser and transmit the optical fiber laser to the welding gun 3 through the optical cable 2; the heat dissipation device is set to be water-cooled heat dissipation, a water cooler is arranged in the case 1, the laser generator and the welding gun 3 are subjected to heat dissipation through cooling water circulation, and a plurality of heat dissipation holes 4 are formed in the side wall of the case 1; the control system comprises a display screen 5 and a control button 6 which are arranged on the surface of the case 1, and the laser generator and the heat dissipation device are electrically connected to the control system.

Referring to fig. 1 and 2, one end of the chassis 1 provided with the display screen 5 is fixedly connected with a handle 7, and four rollers are fixedly arranged at the bottom of the chassis 1 and uniformly distributed at four corners of the bottom of the chassis 1. The four rollers comprise two universal wheels 8 and two directional wheels 9, wherein the two universal wheels 8 are positioned at the bottom of the case 1 at the side close to the handle 7, and the two directional wheels 9 are positioned at the bottom of the case 1 at the side far away from the handle 7. Wherein the universal wheel 8 is provided with a brake structure, and an auxiliary brake mechanism for assisting the directional wheel 9 to lock the position is arranged on the side wall of the chassis 1 far away from the handle 7.

Referring to fig. 2 and 3, the auxiliary brake mechanism comprises a plurality of stoppers 10 capable of abutting on the ground, cambered surfaces 11 are formed on the stoppers 10, and the circumferential side walls of the directional wheels 9 can abut on the cambered surfaces 11. In this embodiment, the number of the stoppers 10 is four, each two stoppers 10 are divided into a group, each group of stoppers 10 corresponds to one orientation wheel 9, and two stoppers 10 in the same group are respectively located at two sides of the advancing direction of the corresponding orientation wheel 9. The stopper 10 may be connected to the side wall of the cabinet 1 by a rope, or the movement of the stopper 10 may be controlled by a mechanical mechanism. In the embodiment of the application, the stop block 10 is controlled to move by a mechanical mechanism, and the auxiliary brake mechanism further comprises an adjusting mechanism 12 for driving the stop block 10 to be close to the directional wheel 9 and a locking mechanism 23 for driving the stop block 10 to enter the bottom of the directional wheel 9.

Referring to fig. 2 and 3, the adjusting mechanism 12 includes a mounting frame 13 fixed on a side wall of the chassis 1, two adjusting screws 14 parallel to each other are rotatably disposed on the mounting frame 13, each adjusting screw 14 corresponds to one directional wheel 9, axes of the adjusting screws 14 are perpendicular to the ground, connecting blocks 15 penetrate through the adjusting screws 14 and are in threaded connection with the adjusting screws, and the connecting blocks 15 can be slidably connected to the mounting frame 13 along the axial direction of the adjusting screws 14. The side wall of the chassis 1 far away from the handle 7 is also provided with a guide groove 16, the guide groove 16 extends along the direction of the adjusting screw 14, and a guide block (not shown in the figure) is fixedly arranged on the side wall of the connecting block 15 facing the guide groove 16 and can be connected in the guide groove 16 in a sliding manner along the axial direction of the adjusting screw 14. The side wall of the case 1 and the mounting frame 13 are provided with communication holes 17 in a penetrating mode along the horizontal direction, the communication holes 17 can be communicated with the areas where the two adjusting screws 14 are located simultaneously, each adjusting screw 14 is provided with a synchronizing wheel 18 in a coaxial and fixed mode, the two synchronizing wheels 18 are connected with the same synchronizing belt 19 in a transmission mode, and the synchronizing belt 19 can be contained in the communication holes 17.

Referring to fig. 2 and 3, a first bevel gear 20 is coaxially and fixedly arranged at the end of one adjusting screw 14, a driving rod is further rotatably arranged on the mounting frame 13, the axis of the driving rod is mutually perpendicular to that of the adjusting screw 14, a second bevel gear 21 is fixedly arranged at one end of the driving rod, facing the adjusting screw 14, and the second bevel gear 21 is meshed with the first bevel gear 20; the end of the driving rod, which is far away from the adjusting screw 14, penetrates out of the mounting frame 13 and is coaxially fixed with the adjusting hand wheel 22, so that the plane where the adjusting hand wheel 22 is located can be parallel to the side wall of the case 1, and the rotation is convenient.

Referring to fig. 3 and 4, the locking mechanism 23 includes a sliding frame 24 fixed to the lower end of the connection block 15, and a receiving groove 25 for receiving the sliding frame 24 and the stopper 10 is formed at the bottom end of the chassis 1, and the sliding frame 24 is slidably connected in the receiving groove 25 along the axial direction of the adjusting screw 14. Two locking screws 26 are rotatably arranged on the sliding frame 24, the axes of the locking screws 26 are parallel to the rotation axis of the directional wheel 9, and meanwhile, a rotating rod 27 is rotatably arranged on the sliding frame 24, and the axis of the rotating rod 27 is perpendicular to the axis of the locking screws 26. A third bevel gear 28 is coaxially fixed to one end of the locking screw 26 facing the rotating rod 27, two fourth bevel gears 29 are coaxially fixed to the rotating rod 27, and the third bevel gears 28 can be meshed with the corresponding fourth bevel gears 29. A locking hand wheel 30 is fixedly arranged coaxially at one end of the rotating rod 27 which rotates out of the sliding frame 24.

Referring to fig. 3 and 4, each locking screw 26 is threaded through a connecting post 31, and a clamping block 32 is fixedly provided at the bottom end of the connecting post 31, and the cross-sectional area of the clamping block 32 is larger than that of the connecting post 31. Each connecting column 31 is correspondingly connected with one stop block 10, and cambered surfaces 11 of the two stop blocks 10 of the same set of locking mechanisms 23 are oppositely arranged. The clamping groove 33 is formed in the top end of the stop block 10, the extending direction of the clamping groove 33 is perpendicular to the rotation axis of the directional wheel 9, and the clamping block 32 can be slidably connected in the clamping groove 33 along the extending direction of the clamping groove 33. The locking screw 26 rotates to drive the connecting column 31 to slide close to the orientation wheel 9, so that the two stop blocks 10 can move to two sides of the same orientation wheel 9 and abut against the circumferential side wall of the orientation wheel 9.

The implementation principle of the handheld optical fiber laser welding machine in the embodiment of the application is as follows: when the case 1 is required to be placed in a new working area, firstly, the case 1 is pushed to a designated place through the universal wheel 8 and the directional wheel 9, and braking is realized by utilizing a brake device of the universal wheel 8; under the linkage action of the synchronous belt 19, the adjusting hand wheel 22 is driven to drive the two adjusting screws 14 to rotate simultaneously, so that the connecting block 15 and the sliding frame 24 slide downwards in the vertical direction simultaneously, and the stop block 10 is close to the ground; then, the locking hand wheel 30 is driven to drive the two locking screws 26 to rotate, so that the connecting column 31 and the stop block 10 are close to the directional wheel 9; then, according to the position of the orientation wheel 9, pushing the stop block 10 until the cambered surface 11 of the stop block 10 is abutted against the circumferential side wall of the orientation wheel 9; finally, the driving hand wheel and the adjusting hand wheel 22 are finely adjusted to strengthen the acting force between the stop block 10 and the ground, so that stable braking of the chassis 1 is realized.

The foregoing is a preferred embodiment of the present application, and is not intended to limit the scope of the present application in this way, therefore: all equivalent changes in structure, shape and principle of this application should be covered in the protection scope of this application.

Claims

1. The handheld optical fiber laser welding machine comprises a machine case (1), wherein a welding gun (3), a laser generator, a heat dissipation device and a control system are arranged in the machine case (1), and a handle (7) convenient to push and a plurality of rollers convenient to move are arranged on the machine case (1); the method is characterized in that: the roller comprises two directional wheels (9) far away from the handle (7) and two universal wheels (8) close to the handle (7), one side, close to the directional wheels (9), of the chassis (1) is further connected with a plurality of check blocks (10), the check blocks (10) are divided into two groups, each group of check blocks (10) corresponds to the directional wheels (9) one by one, and each group of check blocks (10) can be simultaneously abutted to the corresponding directional wheels (9) and the ground.

2. A hand-held fiber laser welder as defined in claim 1, wherein: the machine case (1) is provided with an adjusting mechanism (12) for driving the stop block (10) to be close to the directional wheel (9) and a locking mechanism (23) for driving the stop block (10) to be abutted to the directional wheel (9), the locking mechanism (23) is installed on the adjusting mechanism (12), the stop block (10) can be connected to the locking mechanism (23) in a sliding mode, and the sliding direction of the stop block (10) is parallel to the advancing direction of the directional wheel (9).

3. A hand-held fiber laser welder as defined in claim 2, wherein: the adjusting mechanism (12) is fixed on a mounting frame (13) on the side wall of the chassis (1) and an adjusting screw (14) rotatably arranged on the mounting frame (13), the axis of the adjusting screw (14) is perpendicular to the ground, and the adjusting screw (14) corresponds to the directional wheels (9) one by one; the adjusting screw (14) passes through the connecting block (15) in a threaded manner, the connecting block (15) can slide along the axis direction of the adjusting screw (14) and is connected to the mounting frame (13), and the locking mechanism (23) is mounted on the connecting block (15).

4. A hand-held fiber laser welder as defined in claim 3, wherein: the adjusting screw (14) is coaxially and fixedly provided with synchronizing wheels (18), and the two synchronizing wheels (18) are simultaneously connected with the same synchronizing belt (19) in a transmission manner.

5. A hand-held fiber laser welder as defined in claim 4, wherein: one of them adjusting screw (14) tip coaxial fixed is provided with first bevel gear (20), still rotate on mounting bracket (13) and be provided with the actuating lever, actuating lever axis perpendicular to adjusting screw (14) axis, the actuating lever is provided with second bevel gear (21) towards the one end coaxial of first bevel gear (20), first bevel gear (20) and second bevel gear (21) meshing, the one end that second bevel gear (21) was kept away from to the actuating lever rotates and wears out mounting bracket (13) and coaxial fixed with adjusting hand wheel (22), the plane that adjusting hand wheel (22) place is parallel to the plane that one of them lateral wall of machine case (1) place.

6. A hand-held fiber laser welder as defined in claim 3, wherein: the locking mechanism (23) comprises a sliding frame (24) fixedly arranged at the bottom end of the connecting block (15), a plurality of locking screws (26) which are parallel to each other are rotatably arranged on the sliding frame (24), and the number of the locking screws (26) is consistent with the total number of each group of stop blocks (10); the axes of the locking screws (26) are parallel to the rotation axis of the directional wheel (9), each locking screw (26) passes through and is in threaded connection with a connecting column (31), and the connecting columns (31) can be connected to the sliding frame (24) in a sliding manner along the axes of the locking screws (26); the stop block (10) and the connecting column (31) slide along the advancing direction of the directional wheel (9).

7. A hand-held fiber laser welder as defined in claim 6, wherein: a third bevel gear (28) is coaxially and fixedly arranged at one end of each locking screw (26); the sliding frame (24) is rotatably provided with a rotating rod (27), a plurality of fourth bevel gears (29) are coaxially fixed on the rotating rod (27), the number of the fourth bevel gears (29) is consistent with that of the locking screw rods (26), each fourth bevel gear (29) can be meshed with the corresponding third bevel gear (28), and the rotating rod (27) rotates to penetrate through the sliding frame (24) and is coaxially fixedly connected with a locking hand wheel (30).

8. A hand-held fiber laser welder as defined in claim 6, wherein: a clamping block (32) is fixed at the bottom end of the connecting column (31), and the cross-sectional area of the clamping block (32) is larger than that of the connecting column (31); meanwhile, a clamping groove (33) is formed in one end, facing the connecting column (31), of the stop block (10), and the clamping block (32) can be connected in the clamping groove (33) in a sliding mode along the advancing direction of the directional wheel (9).

9. A hand-held fiber laser welder as defined in claim 6, wherein: the bottom end of the case (1) is provided with a containing groove (25), and the sliding frame (24) can be connected in the containing groove (25) in a sliding manner along the axial direction of the adjusting screw (14); and the stop (10) can also be located in the receiving groove (25).