CN109794681B - Long-weld-joint high-precision laser welding equipment - Google Patents
Long-weld-joint high-precision laser welding equipment Download PDFInfo
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- CN109794681B CN109794681B CN201910075008.7A CN201910075008A CN109794681B CN 109794681 B CN109794681 B CN 109794681B CN 201910075008 A CN201910075008 A CN 201910075008A CN 109794681 B CN109794681 B CN 109794681B
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Abstract
The invention belongs to the technical field of laser welding equipment, and particularly relates to long-weld-joint high-precision laser welding equipment which comprises a welding part, a first box body and a laser generator; the first box body is arranged above the welding part, the second box body is arranged in the middle of the first box body, the front wall of the first box body is provided with an elastic metal plate, and the rear wall of the first box body is provided with a triangular stop block; the lower part of the second box body is provided with a through hole; the laser generator sequentially penetrates through the first box body and the second box body; the lower part of the first box body is provided with a connecting shaft; the packing auger is arranged on the connecting shaft, the connecting shaft sequentially penetrates through the through holes at the lower parts of the first box body and the second box body, and two ends of the connecting shaft are respectively and rotatably connected with a roller; according to the invention, the welding seam is covered by the first box body and the second box body, so that the heat preservation range of the welding seam is improved in the welding process, heat generated in welding cannot be rapidly diffused, the heat preservation effect is formed on the welding seam, and the welding quality of the welding part is improved.
Description
Technical Field
The invention belongs to the technical field of laser welding equipment, and particularly relates to long-weld-joint high-precision laser welding equipment.
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 20 th century and the 70 th century are mainly used for welding thin-wall materials and low-speed welding, and the welding process belongs to a heat conduction type, namely, the surface of a workpiece is heated by laser radiation, the 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, the energy, the peak power, the repetition frequency and the like of laser pulses. Due to the unique advantages, the welding method is successfully applied to the precise welding of micro and small parts.
In the welding process, the heat preservation effect of the welding seam directly influences the welding effect of the welding part, and in the existing welding equipment, the heat preservation effect of the welding seam is poor, and the welding seam quality of the welding part is poor due to the poor uniformity degree of the filler before welding.
Disclosure of Invention
In order to make up for the defects of the prior art, the invention provides long-weld-joint high-precision laser welding equipment which is mainly used for solving the problem that the quality of a weld joint welded by the existing laser welding equipment is poor.
The technical scheme adopted by the invention for solving the technical problems is as follows: the invention relates to long-weld-joint high-precision laser welding equipment which comprises a welding part, a first box body and a laser generator; the welding parts are arranged in two numbers, the two welding parts are horizontally arranged, and chamfers are arranged on the welding surfaces of the two welding parts; the first box body is arranged above the welding part, the second box body is arranged in the middle position in the first box body, an inclined elastic metal plate is arranged at the position, corresponding to the second box body, of the front wall of the first box body, a triangular stop block is arranged at the position, corresponding to the chamfering position of the welding part, of the rear wall of the first box body, and a cavity formed between the first box body and the second box body is a welding material storage chamber; the lower part of the second box body is provided with a through hole; the laser generator is vertically arranged in the first box body, sequentially penetrates through the first box body and the second box body, is connected with the first box body and the second box body in a sliding mode through sliding sleeves, and a baffle ring is arranged at the upper portion of the laser generator; a first spring is connected between the baffle ring and the sliding sleeve; a connecting shaft is horizontally arranged at the lower part of the first box body; the position of the connecting shaft is closer to the rear wall of the first box body than the position of the laser generator, the connecting shaft is provided with a packing auger, the connecting shaft sequentially penetrates through the through holes at the lower parts of the first box body and the second box body, the connecting shaft is rotatably connected to the first box body, and the two ends of the connecting shaft, which are arranged outside the first box body, are respectively rotatably connected with a roller; the first box body moves on the surface of a welding part through a roller;
when the welding device works, the two welding parts are placed stably, and chamfers are arranged on the opposite surfaces of the two welding parts, so that welding materials can enter conveniently and laser welding is facilitated; the welding seam is covered by the first box body and the second box body, so that the heat preservation range of the welding seam is improved in the welding process, heat generated in welding cannot be rapidly diffused, the heat preservation effect is formed on the welding seam, and the welding quality of a welding part is improved; the first box body moves along the position to be welded, the auger is driven to extrude the solder in the solder storage chamber into the second box body to fall on a welding position through the rotation of the idler wheel, the laser emitted by the laser generator generates high temperature to melt the solder to weld the two welding parts, the auger is driven by the connecting shaft to push the solder into a gap between the two welding parts through the rotation of the idler wheel, the automatic filling of the solder is realized, the rotating feeding amount of the auger is controlled through the rotating speed of the idler wheel, the feeding amount is less when the idler wheel rotates slowly, the feeding amount is more when the idler wheel rotates quickly, the gap between the two welding parts is uniformly paved, and the welding quality is improved; when the first box body shakes in the moving process, the first spring is used for buffering the laser generator, so that the influence of shaking on the work of the laser generator is avoided, the laser generator works stably, the welding effect is improved, and the welding quality is improved; the residues at the cooled welding seam are removed through the elastic metal plate, so that the flatness of the welding seam is improved, and the welding quality is further improved.
Preferably, the elastic metal plate is divided into two sections, the contact surfaces of the two sections of elastic metal plates are provided with bulges which are in cross contact with each other, the bulge close to the inner part of the first box body is provided with a through hole, and the through hole is communicated with a gap between the first box body and the bulge; when the box body is in work, the two sections of elastic metal plates are connected in a crossed mode through the bulges, when the elastic metal plates shovel the salient points on the welding seams, in order to ensure the stability of the movement of the box body I, the two sections of elastic metal plates can be unfolded to easily scratch the salient points, the working stability is improved, and therefore the quality of the welding seams is improved; meanwhile, heat generated by welding acts on the protrusions on the outer sides through the through holes, so that the protrusions are easy to deform, and the working stability is further improved.
Preferably, the length of the bulges is increased from the first box body to the outside in sequence; when the elastic metal plate works, the bulges sequentially increase from the inner side to the outer side, so that the bulges on the inner side are easier to bend, the elastic metal plate is easier to be pulled away when meeting the salient points, and the working stability is further improved; meanwhile, the inner side bulges are not easy to bend, so that the inner side shorter bulges have certain thrust to the outer side longer bulges, and the bulges are easier to be pulled apart.
Preferably, a blind hole is formed in the right side of the connecting shaft, and a first screw is connected in the blind hole in a sliding manner; the first screw is provided with rectangular teeth; a chute is arranged on the connecting shaft; the packing auger is an elastic packing auger, one end of the packing auger is fixed on the connecting shaft, and the other end of the packing auger is connected to the connecting shaft through a lantern ring; a second screw is connected to the lantern ring; the second screw penetrates through the lantern ring and the sliding groove in sequence and then is arranged in the space between the rectangular teeth; during operation, through rotating a screw for No. two screws slide along the screw thread of a screw, make No. two screws slide in the spout, thereby through the interval that changes the auger, when realizing using the solder of different materials, fill the solder of different doses, improve the quality of welding seam, improve a welded effect, and then realize welding the welding of different thickness.
Preferably, a plurality of air bags are uniformly distributed on the circumference of the roller, a ring groove is formed in the roller, and a turntable is arranged on the roller; an air cylinder is connected between the rotary table and the first box body, an air storage chamber is arranged in the rotary table, and the rotary table is used for supplying air in the air bag to the air cylinder; the air bag is communicated with the annular groove through an air pipe, and the annular groove is sequentially communicated with the rotary table and the air cylinder through the air pipe; during operation, when the device wholly descends, the gyro wheel rotates the extrusion gasbag, and gas in the gasbag passes through the trachea and gets into the annular, gets into the carousel by the annular again, and the gas of carousel gas receiver drags the cylinder for the gyro wheel outwards squints certain angle, plays the cushioning effect, makes more steady that a box removed, thereby makes weldment work go on steadily, improves welded quality.
Preferably, cams are arranged at the two ends of the connecting shaft in the first box body; a hinge four-bar mechanism is arranged above the cam; the right end of the four-bar hinge mechanism is hinged in the first box body, the left end of the four-bar hinge mechanism is connected in the first box body in a horizontal sliding manner, the lower end of the four-bar hinge mechanism is in contact with the cam, and stirring bristles are arranged on the four-bar hinge mechanism; when the welding machine works, the connecting shaft drives the cam to rotate so as to push the four-bar mechanism of the hinge to deform, and the stirring setae are driven to stir the welding flux along with the deformation of the four-bar mechanism of the hinge, so that the welding flux in the welding flux storage chamber is prevented from being sticky and rolled, the blanking is more uniform, the welding quality is improved, the welding effect is influenced, and the welding quality is improved; meanwhile, the welding flux is stirred by stirring the setae, so that the situation that the welding flux is accumulated too much, the packing auger is blocked, and the stable operation is influenced is avoided.
The invention has the following beneficial effects:
1. according to the invention, the welding seam is covered by the first box body and the second box body, so that the heat preservation range of the welding seam is improved in the welding process, heat generated in welding cannot be rapidly diffused, the heat preservation effect is formed on the welding seam, and the welding quality of the welding part is improved.
2. According to the invention, the connecting shaft drives the packing auger to push the solder into the gap between the two welding parts through the rotation of the idler wheel, so that the automatic filling of the solder is realized, and the rotating feeding amount of the packing auger is controlled through the rotating speed of the idler wheel, so that the material is uniformly spread in the gap between the two welding parts, and the welding quality is improved.
3. According to the invention, the vibration generated by the laser generator is buffered through the first spring, so that the influence of the vibration on the work of the laser generator is avoided, the laser generator works stably, the welding effect is improved, and the welding quality is further improved; the residues at the cooled welding seam are removed through the elastic metal plate, so that the flatness of the welding seam is improved, and the welding quality is further improved.
Drawings
The invention will be further explained with reference to the drawings.
FIG. 1 is a front view of the present invention;
FIG. 2 is a cross-sectional view taken at A-A of FIG. 1;
FIG. 3 is an enlarged view of a portion of FIG. 1 at B;
FIG. 4 is a cross-sectional view taken at C-C of FIG. 2;
FIG. 5 is an enlarged view of a portion of FIG. 3 at D;
FIG. 6 is a schematic view of the structure of the roller;
in the figure: the welding part 1, a first box body 2, a laser generator 3, a second box body 4, an elastic metal plate 5, a protrusion 51, a through hole 52, a solder storage chamber 6, a through hole 7, a baffle ring 8, a first spring 9, a connecting shaft 10, an auger 11, a roller 12, a first screw 13, a sliding groove 14, a lantern ring 15, a second screw 16, an air bag 17, an annular groove 18, a rotary disc 19, an air cylinder 20, an air storage chamber 21, a cam 22, a hinge four-bar mechanism 23 and stirring bristles 24.
Detailed Description
A long-bead high-precision laser welding apparatus according to an embodiment of the present invention will be described below with reference to fig. 1 to 6.
As shown in fig. 1 and 2, the long-weld high-precision laser welding equipment comprises a welding part 1, a first box body 2 and a laser generator 3; the welding parts 1 are arranged in two numbers, the two welding parts 1 are horizontally arranged, and chamfers are arranged on the welding surfaces of the two welding parts 1; the first box body 2 is arranged above the welding part 1, the second box body 4 is arranged in the middle position in the first box body 2, the inclined elastic metal plate 5 is arranged at the position, corresponding to the second box body 4, of the front wall of the first box body 2, the triangular stop block is arranged at the position, corresponding to the chamfering position of the welding part 1, of the rear wall of the first box body 2, and a cavity formed between the first box body 2 and the second box body 4 is a welding material storage chamber 6; the lower part of the second box body 4 is provided with a through hole 7; the laser generator 3 is vertically arranged in the first box body 2, the laser generator 3 sequentially penetrates through the first box body 2 and the second box body 4, the laser generator 3 is connected with the first box body 2 and the second box body 4 in a sliding mode through sliding sleeves, and the upper portion of the laser generator 3 is provided with a baffle ring 8; a first spring 9 is connected between the baffle ring 8 and the sliding sleeve; a connecting shaft 10 is horizontally arranged at the lower part of the first box body 2; the position of the connecting shaft 10 is close to the rear wall of the first box body 2 compared with the position of the laser generator 3, the packing auger 11 is arranged on the connecting shaft 10, the connecting shaft 10 sequentially penetrates through the through holes 7 at the lower parts of the first box body 2 and the second box body 4, the connecting shaft 10 is rotatably connected to the first box body 2, and the two ends of the connecting shaft 10, which are arranged outside the first box body 2, are respectively rotatably connected with a roller 12; the first box body 2 moves on the surface of the welding part 1 through the roller 12;
when the welding device works, the two welding parts 1 are placed stably, and chamfers are arranged on the opposite surfaces of the two welding parts 1 to facilitate the entering of welding materials and the laser welding; the welding seam is covered by the first box body 2 and the second box body 2, so that the heat preservation range of the welding seam is improved in the welding process, heat generated in the welding process cannot be rapidly diffused, the heat preservation effect is formed on the welding seam, and the welding quality of the welding part 1 is improved; the first box body 2 moves along the position to be welded, the auger 11 is driven to extrude the solder in the solder storage chamber 6 into the second box body 4 to fall on the welding position through the rotation of the roller 12, the laser emitted by the laser generator 3 generates high temperature to melt the solder to weld the two welding parts 1, the connecting shaft 10 drives the auger 11 to push the solder into the gap between the two welding parts 1 through the rotation of the roller 12, the automatic filling of the solder is realized, the rotating feeding amount of the auger 11 is controlled through the rotating speed of the roller 12, the feeding amount is less when the roller 12 rotates slowly, the feeding amount is more when the roller 12 rotates quickly, the gap between the two welding parts 1 is paved uniformly, and the welding quality is improved; when the first box body 2 shakes in the moving process, the first spring 9 is used for buffering the laser generator 3, so that the influence of shaking on the work of the laser generator 3 is avoided, the laser generator 3 works stably, the welding effect is improved, and the welding quality is improved; the residues at the cooled welding seam are removed through the elastic metal plate 5, so that the flatness of the welding seam is improved, and the welding quality is further improved.
As shown in fig. 2 and 4, the elastic metal plate 5 is divided into two sections, the contact surfaces of the two sections of elastic metal plates 5 are provided with protrusions 51, the protrusions 51 are in cross contact with each other, the protrusion 51 near the inside of the first box body 2 is provided with a through hole 52, and the through hole 52 is communicated with the gap between the first box body 2 and the protrusion 51; when the box body 2 works, the two sections of elastic metal plates 5 are connected in a crossed mode through the bulges 51, when the elastic metal plates 5 shovel the salient points on the welding seams, in order to ensure the moving stability of the box body 2, the two sections of elastic metal plates 5 can be unfolded to easily scratch the salient points, the working stability is improved, and therefore the quality of the welding seams is improved; meanwhile, heat generated by welding acts on the outer protrusions 51 through the through holes 52, so that the protrusions 51 are more easily deformed, and the stability of operation is further improved.
As shown in fig. 4, the length of the projection 51 increases from the first case 2 to the outside; when the elastic metal plate works, the bulges 51 which are sequentially increased from the inner side to the outer side enable the bulges 51 on the inner side to be easier to bend, so that the elastic metal plate 5 can be more easily pulled away when meeting the salient points, and the working stability is further improved; meanwhile, the inner protrusion 51 is not easy to bend, so that the inner shorter protrusion 51 has a certain pushing force on the outer longer protrusion 51, and the protrusion 51 is easier to be pulled out.
As shown in fig. 3 and 5, a blind hole is formed in the right side of the connecting shaft 10, and a first screw 13 is slidably connected in the blind hole; the first screw 13 is provided with rectangular teeth; the connecting shaft 10 is provided with a sliding chute 14; the packing auger 11 is an elastic packing auger 11, one end of the packing auger 11 is fixed on the connecting shaft 10, and the other end of the packing auger 11 is connected to the connecting shaft 10 through a lantern ring 15; a second screw 16 is connected to the lantern ring 15; the second screw 16 sequentially penetrates through the lantern ring 15 and the sliding groove 14 and then is arranged in the interval of the rectangular teeth; during operation, through rotating screw 13 for No. two screws 16 slide along screw thread of screw 13, make No. two screws 16 slide in spout 14, thereby through changing auger 11's interval, when realizing using the solder of different materials, fill the solder of different doses, improve the quality of welding seam, improve the welded effect of welding 1, and then realize welding the welding 1 of different thickness.
As shown in fig. 3 and 6, a plurality of air bags 17 are uniformly distributed on the circumference of the roller 12, a ring groove 18 is arranged in the roller 12, and a turntable 19 is arranged on the roller 12; an air cylinder 20 is connected between the rotary table 19 and the first box body 2, an air storage chamber 21 is arranged in the rotary table 19, and the rotary table 19 is used for supplying air in the air bag 17 to the air cylinder 20; the air bag 17 is communicated with the annular groove 18 through an air pipe, and the annular groove 18 is sequentially communicated with the rotary table 19 and the air cylinder 20 through the air pipe; during operation, when the device wholly descends, the gyro wheel 12 rotates extrusion gasbag 17, and gas in the gasbag 17 passes through the trachea and gets into annular 18, gets into carousel 19 by annular 18 again, and the gas of 19 gas storage chambers of carousel 21 drags cylinder 20 for gyro wheel 12 outwards squints certain angle, plays the cushioning effect, makes more steady that a box 2 removed, thereby makes weldment work go on steadily, improves welded quality.
As shown in fig. 1, two ends of the connecting shaft 10 in the first box 2 are provided with cams 22; a hinge four-bar mechanism 23 is arranged above the cam 22; the right end of the four-bar hinge mechanism 23 is hinged in the first box body 2, the left end of the four-bar hinge mechanism 23 is connected in the first box body in a horizontal sliding mode, the lower end of the four-bar hinge mechanism 23 is in contact with the cam 22, and stirring bristles 24 are arranged on the four-bar hinge mechanism 23; when the welding machine works, the connecting shaft 10 drives the cam 22 to rotate so as to push the four-bar linkage 23 to deform, and the stirring bristles 24 are driven to stir the solder along with the deformation of the four-bar linkage 23, so that the solder in the solder storage chamber 6 is prevented from being sticky and ground, the blanking is more uniform, the welding quality is improved, the welding effect is influenced, and the welding quality is improved; meanwhile, the welding flux is stirred by the stirring setae 24, so that the situation that the welding flux is accumulated too much, the packing auger 11 is blocked, and the stable operation is influenced is avoided.
The specific working process is as follows:
when the welding device works, the two welding parts 1 are placed stably, and chamfers are arranged on the opposite surfaces of the two welding parts 1 to facilitate the entering of welding materials and the laser welding; the welding seam is covered by the first box body 2 and the second box body 2, so that the heat preservation range of the welding seam is improved in the welding process, heat generated in the welding process cannot be rapidly diffused, the heat preservation effect is formed on the welding seam, and the welding quality of the welding part 1 is improved; the first box body 2 moves along the position to be welded, the auger 11 is driven to extrude the solder in the solder storage chamber 6 into the second box body 4 to fall on the welding position through the rotation of the roller 12, the laser emitted by the laser generator 3 generates high temperature to melt the solder to weld the two welding parts 1, the connecting shaft 10 drives the auger 11 to push the solder into the gap between the two welding parts 1 through the rotation of the roller 12, the automatic filling of the solder is realized, the rotating feeding amount of the auger 11 is controlled through the rotating speed of the roller 12, the feeding amount is less when the roller 12 rotates slowly, the feeding amount is more when the roller 12 rotates quickly, the gap between the two welding parts 1 is paved uniformly, and the welding quality is improved; when the first box body 2 shakes in the moving process, the first spring 9 is used for buffering the laser generator 3, so that the influence of shaking on the work of the laser generator 3 is avoided, the laser generator 3 works stably, the welding effect is improved, and the welding quality is improved; the residues at the cooled welding seam are removed through the elastic metal plate 5, so that the flatness of the welding seam is improved, and the welding quality is further improved.
In the description of the present invention, it is to be understood that the terms "center", "front", "rear", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be taken as limiting the scope of the present invention.
While the invention has been described with reference to specific embodiments, it will be understood by those skilled in the art that various changes may be made and equivalents may be substituted without departing from the scope of the invention. In addition, many modifications may be made to adapt a particular situation or material to the teachings of the invention without departing from its scope. Therefore, it is intended that the invention not be limited to the particular embodiment disclosed, but that the invention will include all embodiments falling within the scope of the appended claims.
Claims (6)
1. The utility model provides a long welding seam high accuracy laser welding equipment which characterized in that: comprises a welding part (1), a first box body (2) and a laser generator (3); the welding parts (1) are arranged in two numbers, the two welding parts (1) are horizontally arranged, and chamfers are arranged on the welding surfaces of the two welding parts (1); the first box body (2) is arranged above the welding part (1), a second box body (4) is arranged in the middle position in the first box body (2), an inclined elastic metal plate (5) is arranged at the position, corresponding to the second box body (4), of the front wall of the first box body (2), a triangular stop block is arranged at the position, corresponding to the chamfer angle of the welding part (1), of the rear wall of the first box body (2), and a cavity formed between the first box body (2) and the second box body (4) is a welding flux storage chamber (6); the lower part of the second box body (4) is provided with a through hole (7); the laser generator (3) is vertically arranged in the first box body (2), the laser generator (3) sequentially penetrates through the first box body (2) and the second box body (4), the laser generator (3) is connected with the first box body (2) and the second box body (4) in a sliding mode through a sliding sleeve, and a baffle ring (8) is arranged on the upper portion of the laser generator (3); a first spring (9) is connected between the baffle ring (8) and the sliding sleeve; a connecting shaft (10) is horizontally arranged at the lower part of the first box body (2); the position of the connecting shaft (10) is close to the rear wall of the first box body (2) compared with the position of the laser generator (3), the packing auger (11) is arranged on the connecting shaft (10), the connecting shaft (10) sequentially penetrates through the through holes (7) at the lower parts of the first box body (2) and the second box body (4), the connecting shaft (10) is rotatably connected to the first box body (2), and the two ends of the connecting shaft (10) arranged outside the first box body (2) are respectively rotatably connected with a roller (12); the first box body (2) moves on the surface of the welding part (1) through the rollers (12).
2. The long-weld high-precision laser welding equipment according to claim 1, characterized in that: the elastic metal plate (5) is divided into two sections, the contact surfaces of the two sections of elastic metal plates (5) are provided with bulges (51), the bulges (51) are in cross contact with each other, the bulges (51) close to the inner part of the first box body (2) are provided with through holes (52), and the through holes (52) are communicated with gaps between the first box body (2) and the bulges (51).
3. The long-weld high-precision laser welding equipment according to claim 2, characterized in that: the length of the bulges (51) is increased from the first box body (2) to the outside in sequence.
4. The long-weld high-precision laser welding equipment according to claim 1, characterized in that: a blind hole is formed in the right side of the connecting shaft (10), and a first screw (13) is connected in the blind hole in a sliding mode; the first screw (13) is provided with rectangular teeth; a chute (14) is arranged on the connecting shaft (10); the packing auger (11) is an elastic packing auger (11), one end of the packing auger (11) is fixed on the connecting shaft (10), and the other end of the packing auger (11) is connected to the connecting shaft (10) through a lantern ring (15); a second screw (16) is connected to the lantern ring (15); the second screw (16) penetrates through the lantern ring (15) and the sliding groove (14) in sequence and then is arranged in the interval of the rectangular teeth.
5. The long-weld high-precision laser welding equipment according to claim 1, characterized in that: a plurality of air bags (17) which are uniformly distributed are arranged on the circumference of the roller (12), a ring groove (18) is arranged in the roller (12), and a turntable (19) is arranged on the roller (12); an air cylinder (20) is connected between the rotary disc (19) and the first box body (2), an air storage chamber (21) is arranged in the rotary disc (19), and the rotary disc (19) is used for supplying air in the air bag (17) to the air cylinder (20); the air bag (17) is communicated with the ring groove (18) through an air pipe, and the ring groove (18) is sequentially communicated with the rotary table (19) and the air cylinder (20) through the air pipe.
6. The long-weld high-precision laser welding equipment according to claim 1, characterized in that: cams (22) are arranged at the two ends of the connecting shaft (10) in the first box body (2); a hinge four-bar mechanism (23) is arranged above the cam (22); the right end of the hinge four-bar mechanism (23) is hinged in the first box body (2), the left end of the hinge four-bar mechanism (23) is connected in the first box body (2) in a horizontal sliding mode, the lower end of the hinge four-bar mechanism (23) is in contact with the cam (22), and stirring bristles (24) are arranged on the hinge four-bar mechanism (23).
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| CN205342153U (en) * | 2016-02-17 | 2016-06-29 | 明光旭升科技有限公司 | Be applied to scaling powder voltage -sharing feeding device of sensor |
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Denomination of invention: A high precision laser welding equipment for long weld Effective date of registration: 20221206 Granted publication date: 20201110 Pledgee: Shanghai Rural Commercial Bank Co.,Ltd. Pudong branch Pledgor: SHANGHAI ZHONGXUN TECHNOLOGY CO.,LTD. Registration number: Y2022310000360 |
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