CN213105984U

CN213105984U - Laser welding seam grinding device

Info

Publication number: CN213105984U
Application number: CN202020739340.7U
Authority: CN
Inventors: 唐剑峰
Original assignee: Changshu Aoxun Machinery Manufacturing Co ltd
Current assignee: Changshu Aoxun Machinery Manufacturing Co ltd
Priority date: 2020-05-08
Filing date: 2020-05-08
Publication date: 2021-05-04
Anticipated expiration: 2030-05-08

Abstract

The utility model discloses a laser welding seam grinding device relates to laser welding seam technical field, mostly is artifical manual polishing for solving polishing of current butt weld, wastes time and energy and the higher problem of cost of labor. The article placing table is characterized in that a top plate is arranged above the article placing table, L-shaped supporting plates are mounted on two sides of the front end and the rear end of the top plate, a first fixing frame is mounted at the lower end of the top plate, a polishing motor is mounted on the inner side of the first fixing frame, a buffering mechanism is mounted at the lower end of the polishing motor, a polishing grinding wheel is mounted at the lower end of the buffering mechanism, a second fixing frame is mounted at the upper end of the top plate, a cylinder is mounted on the inner side of the second fixing frame, first side plates are mounted on two sides of the front end of the article placing table, a first guide rod is mounted between the first side plates, second side plates are mounted on two sides of the rear end of the article placing table, a second guide rod is mounted between the second side plates.

Description

Laser welding seam grinding device

Technical Field

The utility model relates to a laser welding seam technical field specifically is a laser welding seam grinding device.

Background

Laser welding is an efficient precision welding method using a laser beam with high energy density as a heat source. Laser welding is one of the important aspects of the application of laser material processing techniques. The welding process belongs to a heat conduction type, namely, the surface of a workpiece is heated by 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 pulse. Due to the unique advantages, the laser welding method is successfully applied to the precise welding of micro and small parts, laser welding seams are correspondingly divided into butt welding seams, lap welding seams, fillet welding seams, T-shaped welding seams and the like according to different joint forms commonly used for laser welding, and after the laser welding is finished, the laser welding seams need to be polished.

However, the polishing of the existing butt weld is mostly manual polishing, time and labor are wasted, the labor cost is high, the existing requirements are not met, and the laser weld polishing device is provided for the existing butt weld.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a laser welding seam grinding device to the polishing of the current butt weld that proposes in solving above-mentioned background art is mostly artifical manual polishing, wastes time and energy and the higher problem of cost of labor.

In order to achieve the above object, the utility model provides a following technical scheme: a laser welding seam polishing device comprises a placing table, wherein a top plate is arranged above the placing table, L-shaped supporting plates are arranged on two sides of the front end and the rear end of the top plate, a first fixing frame is arranged at the lower end of the top plate, a polishing motor is arranged on the inner side of the first fixing frame, a buffer mechanism is arranged at the lower end of the polishing motor, a polishing grinding wheel is arranged at the lower end of the buffer mechanism, a second fixing frame is arranged at the upper end of the top plate, an air cylinder is arranged on the inner side of the second fixing frame, first side plates are arranged on two sides of the front end of the placing table, a first guide rod is arranged between the two first side plates, second side plates are arranged on two sides of the rear end of the placing table, a second guide rod is arranged between the two second side plates, two ends of the second guide rod are fixedly connected with the second side plates, and two ends of the, step motor is installed in the outside of first curb plate, the lead screw is installed to step motor's one end, and the one end of lead screw passes through the coupling joint with step motor, and the other end of lead screw passes through the bearing with first curb plate and is connected, and lead screw, first guide bar and second guide bar all run through L type backup pad, and L type backup pad and the equal sliding connection of first guide bar and second guide bar.

Preferably, buffer gear includes a fixed cylinder and a buffer rod, the inside of a fixed cylinder is embedded to the upper end of buffer rod, install the spring between a fixed cylinder and the buffer rod.

Preferably, the lower end of the object placing table is provided with a negative pressure vacuum pump, a negative pressure vacuum tube is arranged between the negative pressure vacuum pump and the object placing table, and the upper end of the object placing table is provided with a plurality of adsorption holes.

Preferably, sealed cleaning doors are installed on two sides of the object placing table.

Preferably, the buffer mechanism is connected with the grinding wheel piece through a fixing bolt.

Preferably, the second fixing frame is connected with the air cylinder through screws, and the first fixing frame is connected with the polishing motor through screws.

Preferably, the top plate is connected with the L-shaped supporting plate in a welding mode.

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

1. the utility model discloses a grinding motor work drives the grinding wheel piece of polishing and rotates, carries out the action of polishing to the laser welding seam, and the cylinder promotes the grinding wheel piece of polishing and realizes polishing with the laser welding seam contact of waiting to polish, has replaced artifical manual polishing, and labour saving and time saving and polishing are efficient to can save the cost of labor.

2. The utility model discloses a step motor work drives the lead screw and rotates, makes L type backup pad slide along first guide bar and second guide bar to the grinding wheel piece that drives removes, can the quick adjustment position of polishing, improved whole grinding device's flexibility.

3. The utility model discloses a buffer gear cushions grinding wheel and the welding seam contact of treating polishing, and the spring is automatic flexible adjusts the grinding wheel of polishing and treats the contact force between the welding seam of polishing, avoids the too big damage that leads to the fact the work piece of contact force, has improved the security of the in-process of polishing.

4. The utility model discloses a negative pressure vacuum pump work will put the thing platform through negative pressure vacuum tube and take out to the negative pressure state to adsorb through the work piece that the pore pair of adsorbing waited to polish the welding seam, thereby realize the quick fixation to the work piece.

Drawings

Fig. 1 is an overall front view of a laser weld polishing device of the present invention;

fig. 2 is a schematic structural view of the buffering mechanism of the present invention;

fig. 3 is a top view of the object placing table of the present invention.

In the figure: 1. a placing table; 2. a top plate; 3. an L-shaped support plate; 4. a first fixing frame; 5. polishing the motor; 6. a buffer mechanism; 7. grinding the grinding wheel; 8. a second fixing frame; 9. a cylinder; 10. fixing the bolt; 11. a first side plate; 12. a first guide bar; 13. a second side plate; 14. a second guide bar; 15. a stepping motor; 16. a screw rod; 17. a fixed cylinder; 18. a buffer rod; 19. a spring; 20. a negative pressure vacuum pump; 21. a negative pressure vacuum tube; 22. an adsorption hole; 23. the cleaning door is sealed.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-3, the present invention provides an embodiment: a laser welding seam polishing device comprises a placing table 1, a top plate 2 is arranged above the placing table 1, L-shaped supporting plates 3 are arranged on two sides of the front end and the rear end of the top plate 2, a first fixing frame 4 is arranged at the lower end of the top plate 2, a polishing motor 5 is arranged on the inner side of the first fixing frame 4, a buffer mechanism 6 is arranged at the lower end of the polishing motor 5, a polishing grinding wheel 7 is arranged at the lower end of the buffer mechanism 6, a second fixing frame 8 is arranged at the upper end of the top plate 2, an air cylinder 9 is arranged on the inner side of the second fixing frame 8, first side plates 11 are arranged on two sides of the front end of the placing table 1, a first guide rod 12 is arranged between the two first side plates 11, second side plates 13 are arranged on two sides of the rear end of the placing table 1, a second guide rod 14 is arranged between the two second side plates 13, two ends of the second guide rod 14 are fixedly connected with the second, step motor 15 is installed in the outside of first curb plate 11, lead screw 16 is installed to step motor 15's one end, and lead screw 16's one end passes through the coupling joint with step motor 15, and lead screw 16's the other end passes through the bearing with first curb plate 11 and is connected, and lead screw 16, first guide bar 12 and second guide bar 14 all run through L type backup pad 3, and L type backup pad 3 and first guide bar 12 and the equal sliding connection of second guide bar 14, grinding motor 5 work drives grinding wheel 7 and rotates, cylinder 9 work promotes grinding wheel 7 downstream certain distance of polishing, make grinding wheel 7 and the contact of laser weld of polishing polish, replace artifical manual polishing, labour saving and time saving and labor cost have been practiced thrift.

Further, buffer gear 6 includes a fixed cylinder 17 and buffer rod 18, and the inside of a fixed cylinder 17 is embedded in the upper end of buffer rod 18, installs spring 19 between a fixed cylinder 17 and the buffer rod 18, and when the emery wheel piece 7 of polishing contacted with the laser welding seam, the inside spring 19 of buffer gear 6 is automatic flexible to adjust the emery wheel piece 7 of polishing and wait to polish the contact force between the welding seam, avoids the too big damage that causes the work piece of contact force.

Further, put the lower extreme of thing platform 1 and install negative vacuum pump 20, negative vacuum pump 20 with put and install vacuum tube 21 between the thing platform 1, put the upper end of thing platform 1 and be provided with a plurality of adsorption holes 22, vacuum pump 20 work will put thing platform 1 through vacuum tube 21 and take out to the negative pressure state, and the adsorption holes 22 of putting the thing platform 1 upper end this moment have the negative pressure adsorption affinity to the realization is treated the quick fixed of the work piece of polishing the laser welding seam.

Further, sealed clearance door 23 is all installed to the both sides of putting thing platform 1, can open sealed clearance door 23 on time and clear up to the thing platform 1 is inside.

Further, the buffer mechanism 6 is connected with the grinding wheel 7 through the fixing bolt 10, so that the grinding wheel 7 can be replaced conveniently.

Further, the second fixing frame 8 is connected with the air cylinder 9 through screws, the first fixing frame 4 is connected with the polishing motor 5 through screws, and the connection mode is simple and beneficial to maintenance.

Furthermore, the top plate 2 is connected with the L-shaped supporting plate 3 in a welding mode, the air tightness and the water tightness of the welding connection are good, the structural rigidity is also large, the structural integrity is good, labor and time are saved, the sectional area of materials is not reduced, and the materials are fully utilized.

The working principle is as follows: when the device is used, a workpiece to be polished with a laser weld seam is placed at the upper end of the object placing table 1, the object placing table 1 is pumped to a negative pressure state through the negative pressure vacuum tube 21 by the negative pressure vacuum pump 20, at the moment, the adsorption hole 22 at the upper end of the object placing table 1 has negative pressure adsorption force, so that the workpiece to be polished with the laser weld seam is rapidly fixed, the buffer mechanism 6 is driven to rotate by the work of the polishing motor 5, the polishing grinding wheel 7 is driven to rotate by the buffer mechanism 6, the buffer mechanism 6 is driven to move downwards by the work of the air cylinder 9, the polishing grinding wheel 7 is driven to move downwards for a certain distance, the polishing grinding wheel 7 is in contact with the laser weld seam for polishing, when the polishing grinding wheel 7 is in contact with the laser weld seam, the spring 19 in the buffer mechanism 6 automatically stretches to adjust the contact force between the polishing grinding wheel 7 and the weld, the safety of the polishing process is improved, after polishing is finished, all parts stop working, the negative pressure adsorption force disappears, and the workpiece can be quickly taken down.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a laser welding seam grinding device, is including putting thing platform (1), its characterized in that: the storage rack is characterized in that a top plate (2) is arranged above the storage rack (1), L-shaped supporting plates (3) are mounted on two sides of the front end and the rear end of the top plate (2), a first fixing frame (4) is mounted at the lower end of the top plate (2), a polishing motor (5) is mounted on the inner side of the first fixing frame (4), a buffer mechanism (6) is mounted at the lower end of the polishing motor (5), a polishing grinding wheel sheet (7) is mounted at the lower end of the buffer mechanism (6), a second fixing frame (8) is mounted at the upper end of the top plate (2), an air cylinder (9) is mounted on the inner side of the second fixing frame (8), first side plates (11) are mounted on two sides of the front end of the storage rack (1), a first guide rod (12) is mounted between the two first side plates (11), and second side plates (13) are, two install second guide bar (14) between second curb plate (13), and the both ends and the equal fixed connection of second curb plate (13) of second guide bar (14), and the both ends and the equal fixed connection of first curb plate (11) of first guide bar (12), step motor (15) are installed in the outside of first curb plate (11), lead screw (16) are installed to the one end of step motor (15), and the one end of lead screw (16) passes through the coupling joint with step motor (15), and the other end and first curb plate (11) of lead screw (16) pass through the bearing and be connected, and lead screw (16), first guide bar (12) and second guide bar (14) all run through L type backup pad (3), and L type backup pad (3) and the equal sliding connection of first guide bar (12) and second guide bar (14).

2. The laser weld grinding device according to claim 1, characterized in that: buffer gear (6) are including a fixed section of thick bamboo (17) and buffer beam (18), the inside of a fixed section of thick bamboo (17) is embedded to the upper end of buffer beam (18), install spring (19) between a fixed section of thick bamboo (17) and buffer beam (18).

3. The laser weld grinding device according to claim 1, characterized in that: the vacuum suction device is characterized in that a negative pressure vacuum pump (20) is installed at the lower end of the object placing table (1), a negative pressure vacuum tube (21) is installed between the negative pressure vacuum pump (20) and the object placing table (1), and a plurality of adsorption holes (22) are formed in the upper end of the object placing table (1).

4. The laser weld grinding device according to claim 1, characterized in that: sealed cleaning doors (23) are mounted on two sides of the object placing table (1).

5. The laser weld grinding device according to claim 1, characterized in that: the buffer mechanism (6) is connected with the grinding wheel (7) through a fixing bolt (10).

6. The laser weld grinding device according to claim 1, characterized in that: the second fixing frame (8) is connected with the air cylinder (9) through screws, and the first fixing frame (4) is connected with the grinding motor (5) through screws.

7. The laser weld grinding device according to claim 1, characterized in that: the top plate (2) is connected with the L-shaped supporting plate (3) in a welding mode.