CN212918058U

CN212918058U - Laser welding machine for automobile filter

Info

Publication number: CN212918058U
Application number: CN202020931937.1U
Authority: CN
Inventors: 龚传波; 高文峰
Original assignee: Nanjing Dinai Laser Science & Technology Co ltd
Current assignee: Nanjing Dinai Laser Science & Technology Co ltd
Priority date: 2020-05-28
Filing date: 2020-05-28
Publication date: 2021-04-09
Anticipated expiration: 2030-05-28

Abstract

The utility model discloses an automobile filter laser welding machine, which comprises a double-station welding machine, an upper feeding mechanical arm, a filter screen automatic feeder, an upper shell tray automatic feeder, a lower shell tray automatic feeder and a control electric appliance cabinet, wherein the upper feeding mechanical arm is arranged at the front end of the double-station welding machine, the control electric appliance cabinet is arranged on the right side of the front end of the double-station welding machine, and the filter screen automatic feeder, the upper shell tray automatic feeder and the lower shell tray automatic feeder are sequentially arranged at the front end of the control electric appliance cabinet and on the right side of the upper feeding mechanical arm from front to back; and the feeding and discharging manipulator is used for grabbing the components to the double-station welding machine and then welding the components through the double-station welding machine. The utility model discloses satisfy artifical and automatic material loading, welding, and through dissolving deeply controlling the temperature, improved the welding effect.

Description

Laser welding machine for automobile filter

Technical Field

The utility model relates to an automobile filter laser-beam welding machine belongs to the laser-beam welding machine field.

Background

Laser welding machines, also commonly called laser welding machines, are machines for laser material processing, and are divided into laser die welding machines, automatic laser welding machines, laser spot welding machines, and optical fiber transmission laser welding machines according to working modes, wherein in laser welding, high-energy laser pulses are utilized to locally heat materials in a micro area, the energy radiated by laser is diffused into the materials through heat conduction, and the materials are melted to form a specific molten pool so as to achieve the purpose of welding; when current automobile filter was produced, need weld filter screen and last casing, lower casing, nevertheless have and be used for automobile filter welding mode degree of automation, and produce a large amount of smoke and dust easily, and the deep control precision of dissolving is low during the welding, and the welding effect that leads to the filter is poor.

Disclosure of Invention

For solving the not enough of prior art, the utility model provides an automobile filter laser-beam welding machine has satisfied artifical and automatic material loading, welding, and has improved the welding effect through dissolving the dark control of temperature.

The utility model discloses the technical scheme who adopts does:

a laser welding machine for an automobile filter comprises a double-station welding machine, a feeding and discharging mechanical arm, a filter screen automatic feeding machine, an upper shell tray automatic feeding machine, a lower shell tray automatic feeding machine and a control electric appliance cabinet, wherein the feeding and discharging mechanical arm is arranged at the front end of the double-station welding machine, the control electric appliance cabinet is arranged on the right side of the front end of the double-station welding machine, and the filter screen automatic feeding machine, the upper shell tray automatic feeding machine and the lower shell tray automatic feeding machine are sequentially arranged at the front end of the control electric appliance cabinet and on the right side of the feeding and discharging mechanical arm from front; the feeding and discharging manipulator is used for grabbing components supplied by the lower shell tray automatic feeder, the filter screen automatic feeder and the upper shell tray automatic feeder to a double-station welding machine and then welding the components by the double-station welding machine, and the control electric appliance cabinet is used for controlling the feeding and discharging manipulator, the filter screen automatic feeder, the upper shell tray automatic feeder and the lower shell tray automatic feeder to act;

the double-station welding machine comprises a machine body and a PC control cabinet arranged at the bottom of the front end of the machine body, wherein an audible and visual alarm and a light path optical fiber support are arranged at the top of the machine body, a display screen and a human-computer interface are arranged on the front end face of the top of the machine body, a servo feeding station I and a servo feeding station II are respectively arranged at the top of the machine body above the PC control cabinet, and a button operation panel is also arranged on the front end face of the machine body above the PC control cabinet; a laser welding device with a temperature control sensor arranged inside and a temperature control box arranged at the rear end of the laser welding device are also arranged inside the machine body below the audible and visual alarm; a limiting pressing mechanism is further erected at the tops of the servo feeding station I and the servo feeding station II which are located in the machine body, an X-axis servo mechanism is arranged between the rear ends of the servo feeding station I and the servo feeding station II and the laser welding device along the left and right side directions, the laser welding device is arranged on a sliding block of the X-axis servo mechanism, and a welding head of the laser welding device is located above the limiting pressing mechanism.

Preferably, servo material loading station one and servo material loading station two all include the servo movement module, the climbing mechanism of setting on the guide rail of servo movement module and the fixed frock of setting at the climbing mechanism top, climbing mechanism includes the bottom plate, the roof, four pillars and the jacking cylinder one of setting on the bottom plate between four pillars that are used for connecting and supporting bottom plate and roof, the vertical upwards setting of the executive spindle of jacking cylinder one, and be provided with extension board one at the executive spindle end, the four corners department of extension board one is provided with the jacking post respectively, be provided with the T type through-hole that corresponds with the jacking post on the roof, fixed frock includes extension board two, set up at extension board two bottom four corners departments and the sleeve that corresponds respectively with the T type through-hole on the roof and set up the profile modeling subassembly fixed slot at extension board two tops.

Further preferably, spacing hold-down mechanism includes the diaphragm, both ends at the diaphragm be provided with respectively with servo material loading station one, the profile modeling clamp plate that the servo movement module end of servo material loading station two corresponds, profile modeling clamp plate downwardly extending still is formed with the fretwork groove on and the profile modeling clamp plate, the bottom downwardly extending in fretwork groove forms the card limit, jacking cylinder one is behind the profile modeling subassembly fixed slot jack-up, the card limit of fretwork tank bottom makes the subassembly in the profile modeling subassembly fixed slot compressed tightly with the inboard joint of profile modeling subassembly fixed slot.

Preferably, pin rods are arranged on the periphery of the second support plate respectively, two displacement sensors are arranged on two sides of the profiling pressing plate respectively, the displacement sensors are arranged corresponding to the pin rods respectively, and displacement contact ends of the displacement sensors extend to the lower portion of the transverse plate.

The automatic filter screen feeder comprises a frame body, a lifting type jacking mechanism arranged in the frame body and two groups of quick-release material boxes arranged at the top of the frame body, wherein each quick-release material box group comprises two quick-release material boxes, each quick-release material box comprises clamping plates of a left-right symmetrical and vertically arranged concave structure, each lifting type jacking mechanism comprises a fixed plate and a plurality of electric telescopic cylinders arranged below the fixed plate, the electric telescopic cylinders are respectively arranged corresponding to the quick-release material boxes of the quick-release material box groups, an execution shaft of each electric telescopic cylinder penetrates through the fixed plate and extends to the position between the two clamping plates of the quick-release material box at the top of the frame body, a lifting plate is arranged at the tail end of the execution shaft of each electric telescopic cylinder, and a filter; and the top of the fixed plate is also provided with a limit sensor corresponding to each electric telescopic cylinder, and the limit sensors are electrically connected with the control electric appliance cabinet and control the electric telescopic cylinders to act through the control electric appliance cabinet.

Preferably, the automatic feeding machine for the upper shell tray and the automatic feeding machine for the lower shell tray respectively comprise a frame body, a lifting platform and a conveying platform, the frame body comprises a lifting platform frame body and a conveying frame body, the conveying platform is arranged at the top of the conveying frame body, the lifting platform comprises a bracket with two sides in an open state and a supporting frame which is arranged at the bottom of the bracket and is abutted against the bottom plate of the lifting platform frame body, the bracket is sleeved in the lifting platform frame body, a plurality of tray belt groups are symmetrically arranged on the plate bodies at the two ends of the bracket from top to bottom, trays are arranged on the symmetrical tray belt groups, a first transmission rod is arranged between the symmetrical tray belt groups on the plate bodies at the two ends close to one side of the conveying frame body, the first transmission rod extends to the outside of the front end plate of the bracket, a first gear is arranged at the tail end of the first transmission rod, two driving motors are erected at, the two driving motors are arranged up and down, execution shafts of the two driving motors are arranged towards the rear end of the support, and the tail ends of the execution shafts are respectively provided with a second gear which is positioned on the left side of the first gear; the vertical lift lead screw that is provided with in one side of carrying the support in the support body, the screw seat and the support frame fixed connection of lift lead screw, the bottom of lift lead screw is rotated with the bottom plate of carrying the support body and is connected, the top of lift lead screw is passed through the connecting plate and is fixed with the transport support body and lift lead screw extends to the connecting plate top and rotate with the connecting plate and be connected, be provided with gear three at the top of lift lead screw, still erect drive lift lead screw pivoted elevator motor on the support frame on lift lead screw right side, elevator motor's the vertical setting that upwards of executive shaft just is provided with gear four at the executive shaft end, gear four is equipped with the chain with the three peripheral rings of gear, elevator motor drive lift lead screw rotates then and drives the support lifting, driving motor is.

Preferably, the conveying platform comprises a clamping mechanism fixing plate arranged at the top of the conveying frame body, clamping plates arranged at the front end and the rear end of the top of the clamping mechanism fixing plate and sealing plates arranged on the right sides of the two clamping plates, a clamping mechanism is arranged at the bottom of the clamping mechanism fixing plate, a transmission belt group is arranged above the inner parts of one sides of the two clamping plates close to the support, a transmission rod II is arranged on one side of the transmission belt group close to the support, the transmission rod II extends to the outer part of the clamping plate at the rear end of the conveying frame body, and a meshing gear I is arranged at the outer tail end of the clamping plate at the; the top parts of two clamping plates on the right side of the conveying belt group are provided with strip-shaped notches, sliding grooves are formed at the bottom parts of the strip-shaped notches, fixed moving plates are respectively arranged in the strip-shaped notches, sliding blocks matched with the sliding grooves are arranged at the bottom parts of the fixed moving plates, a clamping mechanism is used for driving the fixed moving plates to move back and forth in the strip-shaped notches so as to limit trays, conveying belt groups I are symmetrically arranged on the inner sides of the two fixed moving plates, conveying belt groups II are symmetrically arranged on the inner sides of the clamping plates below the conveying belt groups I, the total length of the conveying belt groups II, the total length of the conveying belt groups I and the conveying belt groups I are equal to the total length of the two trays adjacent to the support, the rotating, the front end of the transmission rod III extends to the outside of the clamping plate, a rotating shaft at the left end of the conveying belt positioned at the rear end in the conveying belt group II extends to the outside of the clamping plate, a meshing gear II meshed with the meshing gear I is arranged at the end part of the rotating shaft positioned at the outside of the clamping plate, two driving mechanisms I for driving the conveying belt group I to rotate are arranged on the clamping mechanism at the bottom of the clamping mechanism fixing plate, and a driving mechanism II for driving the conveying belt group II to rotate is arranged at the bottom of the clamping mechanism fixing plate.

Preferably, the clamping mechanism comprises two L-shaped clamping plates which are symmetrically arranged, the horizontal plates of the two L-shaped clamping plates are positioned below the fixed plate of the clamping mechanism, the vertical plates of the two L-shaped clamping plates respectively extend to the outer sides of the clamping plates on the corresponding sides, the top heights of the vertical plates are flush with the height of the fixed moving plate, convex strips are formed by inwards protruding the inner sides of the vertical plates of the L-shaped clamping plates corresponding to the fixed moving plate, two groups of slide rails are correspondingly arranged at the left side and the right side of the top of the horizontal plate of the two L-shaped clamping plates, sliding rods are respectively arranged on the two corresponding sliding rails on the left side and the right side, a first air cylinder is respectively arranged at the bottom of the horizontal plate of the two L-shaped clamping plates, the executing shafts of the first air cylinders are arranged towards one side close to each other and are arranged in a staggered manner, the tail ends of the executing shafts of the first air cylinders are fixedly connected with a fixed block, and the fixed block is fixedly connected with the bottom of the fixed plate of the clamping mechanism; the lifting screw rod and the lifting motor are erected on the clamping mechanism fixing plate and extend to the upper part of the clamping mechanism fixing plate.

Further preferably, the bottom of the fixed plate of the clamping mechanism is also provided with a pneumatic jacking mechanism, the pneumatic jacking mechanism comprises jacking cylinders which are symmetrically arranged at two sides of the bottom of the fixed plate body of the clamping mechanism and are fixed with the top of the conveying frame body, the jacking cylinders are inserted and extended above the fixed plate of the clamping mechanism, the tail ends of the execution shafts of the two jacking cylinders II are provided with jacking plates, the bottoms of the jacking plates close to one side of the driving mechanism I are symmetrically provided with two cylinders II of which the execution shafts face the lifting table frame body, the pneumatic clamping piece is rotatably arranged at the tail end of the left plate body of the top connecting plate and comprises a connecting part and an executing part, the connecting part is obliquely arranged downwards to the right, the executing part is horizontally arranged at the left side of the top of the connecting part, a waist-shaped hole is vertically formed in the execution tail end of the cylinder II, a connecting rod extending into the waist-shaped hole is arranged on the connecting portion, and a photoelectric sensor is further arranged on the top of the clamping mechanism fixing plate on the left side of the jacking plate.

Further preferably, the front end and the rear end of the top of the tray are respectively and correspondingly provided with a plurality of limiting compression columns.

The beneficial effects of the utility model reside in that:

the utility model adopts the feeding and discharging manipulator, the filter screen automatic feeder, the upper shell tray automatic feeder and the lower shell tray automatic feeder to simultaneously satisfy the manual and automatic feeding mode, and the upper shell tray automatic feeder and the lower shell tray automatic feeder are both double-layer conveying structures, thereby improving the feeding efficiency and the welding efficiency of the components by adopting a double-station welding machine; the fixed tool and the limiting pressing mechanism in the double-station welding machine improve the welding stability, the pin rod and the displacement sensor are matched to effectively monitor the welding depth, and the welding effect is improved.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic diagram of the internal structure of the double-station welding machine;

FIG. 3 is a top view of the internal structure of the double-station welding machine;

FIG. 4 is a schematic structural view of the jacking mechanism, the fixing tool and the limiting and pressing mechanism;

FIG. 5 is a top perspective view of a schematic structural diagram of the jacking mechanism, the fixing tool and the limiting and pressing mechanism;

FIG. 6 is a schematic diagram of a rear view structure of the automatic feeding machine for the filter screen;

FIG. 7 is a schematic structural view of the elevating jacking mechanism;

FIG. 8 is a rear view structural schematic diagram of an upper shell tray automatic feeder and a lower shell tray automatic feeder;

FIG. 9 is a schematic structural view of the elevating platform;

FIG. 10 is a schematic view at the delivery platform;

FIG. 11 is a front view at the delivery platform;

FIG. 12 is a schematic view of the clamping mechanism;

FIG. 13 is a schematic structural view of a pneumatic jacking mechanism;

FIG. 14 is a schematic view of a pneumatic clip action;

FIG. 15 is a bottom view of the clamping mechanism;

the main reference numerals in the figures have the following meanings:

1. a double-station welding machine, 2, a loading and unloading manipulator, 3, a filter screen automatic feeder, 4, an upper shell tray automatic feeder, 5, a lower shell tray automatic feeder, 6, a control electrical cabinet, 11, a display screen, 12, a human-computer interface, 13, a button operation panel, 14, a servo loading station I, 15, a servo loading station II, 16, a PC control cabinet, 17, an audible and visual alarm, 18, a light path optical fiber support, 19, a laser welding device, 110, a temperature control box, 111, a limiting pressing mechanism, 112, a jacking mechanism, 113, a fixing tool, 114, a bottom plate, 115, a top plate, 116, a support column, 117, a jacking cylinder I, 118, a support plate I, 119, a support plate II, 120, a sleeve, 121, a profiling component fixing groove, 122, a transverse plate 123, a profiling pressing plate, 124, a hollow groove, 125, a pin rod, 126, a displacement sensor, 127, a jacking column, 31 and a frame body, 32. the lifting type jacking mechanism 33, the quick-release magazine 34, the fixing plate 35, the electric telescopic cylinder 36, the limit sensor 41, the frame body 42, the lifting platform 43, the conveying platform 44, the lifting platform body 45, the conveying frame body 46, the support 47, the support frame 48, the tray belt group 49, the transmission rod I, 410, the driving motor 411, the gear I, 412, the gear II, 413, the lifting screw rod 414, the lifting motor, 415, the tray 416, the clamping plate, 417, the sealing plate 418, the transmission belt group 419, the transmission rod II, 420, the meshing gear I, 421, the transmission belt group I, 422, the driving mechanism I, 423, the driving mechanism II, 424, the fixed moving plate, 425, the transmission belt group II, 426, the clamping mechanism fixing plate 427, the L-shaped clamping plate, 428, the sliding rail, 429, the sliding rod, 430, the cylinder I, 431, the fixing block, 432, the sliding rail, the lifting platform, 44, the lifting platform, The lifting cylinder II, 433, a top connection plate, 434, the cylinder II, 435, the pneumatic clamping piece, 436, a connecting part, 437, an executing part, 438, a waist-shaped hole, 439, a connecting rod, 440, a photoelectric sensor, 442, a meshing gear II, 443 and a transmission rod III.

Detailed Description

The present invention will be described in detail with reference to the accompanying drawings and examples.

As shown in fig. 1-15: the embodiment is a laser welding machine for an automobile filter, which comprises a double-station welding machine 1, a feeding and discharging mechanical arm 2, a filter screen automatic feeder 3, an upper shell tray automatic feeder 4, a lower shell tray automatic feeder 5 and a control electric appliance cabinet 6, wherein the feeding and discharging mechanical arm 2 is arranged at the front end of the welding machine 1, the control electric appliance cabinet 6 is arranged on the right side of the front end of the double-station welding machine 1, and the filter screen automatic feeder 3, the upper shell tray automatic feeder 4 and the lower shell tray automatic feeder 5 are sequentially arranged at the front end of the control electric appliance cabinet 6 and on the right side of the feeding and discharging mechanical arm 2 from front to back; the feeding and discharging manipulator 2 is used for grabbing components supplied by the shell tray automatic feeder 5, the filter screen automatic feeder 3 and the upper shell tray automatic feeder 4 to the double-station welding machine 1 and then welding the components through the double-station welding machine 1, and the control electric appliance cabinet 6 is used for controlling the feeding and discharging manipulator 2, the filter screen automatic feeder 3, the upper shell tray automatic feeder 4 and the lower shell tray automatic feeder 5 to act;

the double-station welding machine 1 comprises a machine body and a PC control cabinet 16 arranged at the bottom of the front end of the machine body, wherein an audible and visual alarm 17 and a light path optical fiber support 18 are arranged at the top of the machine body, a display screen 11 and a human-computer interface 12 are arranged on the front end face of the top of the machine body, a first servo feeding station 14 and a second servo feeding station 15 are respectively arranged at the top of the machine body above the PC control cabinet 16, and a button operation panel 13 is also arranged on the front end face of the machine body above the PC control cabinet 16; a laser welding device 19 with a temperature control sensor arranged inside and a temperature control box 110 arranged at the rear end of the laser welding device 19 are also arranged inside the machine body below the audible and visual alarm 17; a limiting pressing mechanism 111 is further erected at the tops of the first servo feeding station 14 and the second servo feeding station 15 in the machine body, an X-axis servo mechanism is arranged between the rear ends of the first servo feeding station 14 and the second servo feeding station 15 and the laser welding device 19 along the left and right side direction, the laser welding device 19 is arranged on a sliding block of the X-axis servo mechanism, and a welding head of the laser welding device 19 is located above the limiting pressing mechanism 111.

Referring to fig. 2 and 3, each of the first servo feeding station 14 and the second servo feeding station 15 includes a servo moving module, a jacking mechanism 112 disposed on a guide rail of the servo moving module, and a fixing tool 113 disposed on a top of the jacking mechanism 112, the jacking mechanism 112 includes a bottom plate 114, a top plate 115, four pillars 116 for connecting and supporting the bottom plate 114 and the top plate 115, and a first jacking cylinder 117 disposed on the bottom plate 114 between the four pillars 116, an execution axis of the first jacking cylinder 117 is disposed vertically upward, the tail end of the execution shaft is provided with a first support plate 118, four corners of the first support plate 118 are respectively provided with a jacking column 127, the top plate 115 is provided with a T-shaped through hole corresponding to the jacking column 127, and the fixing tool 113 comprises a second support plate 119, sleeves 120 which are arranged at four corners of the bottom of the second support plate 119 and respectively correspond to the T-shaped through holes in the top plate 115, and a profiling component fixing groove 121 arranged at the top of the second support plate 119.

Referring to fig. 4 and 5, the limiting and pressing mechanism 111 includes a transverse plate 122, profiling pressing plates 123 corresponding to the ends of the servo moving modules of the first servo feeding station 14 and the second servo feeding station 15 are respectively disposed at two ends of the transverse plate 122, hollow grooves 124 are further formed in the profiling pressing plates 123 and extend downwards, the bottoms of the hollow grooves 124 extend downwards to form clamping edges, and after the first jacking cylinder 117 jacks up the profile modeling assembly fixing grooves 121, the clamping edges at the bottoms of the hollow grooves 124 are clamped with the inner sides of the profile modeling assembly fixing grooves 121, so that assemblies in the profile modeling assembly fixing grooves 121 are pressed.

The pin rods 125 are respectively arranged at the periphery of the second support plate 119, two displacement sensors 126 are respectively arranged at two sides of the profiling pressing plate 123, the displacement sensors 126 are respectively arranged corresponding to the pin rods 125, and displacement contact ends of the displacement sensors 126 extend to the lower side of the transverse plate 122.

Referring to fig. 6 and 7, the automatic filter screen feeder 3 includes a frame 31, a lifting jack 32 disposed in the frame 31, and two quick-release magazine groups disposed at the top of the frame 31, each quick-release magazine group includes two quick-release magazines 33, each quick-release magazine 33 includes clamping plates of a left-right symmetric and vertically disposed concave structure, each lifting jack 32 includes a fixing plate 34 and a plurality of electric telescopic cylinders 35 disposed under the fixing plate 34, the fixing plates 34 are fixedly connected with the frame 31, the electric telescopic cylinders 35 are respectively disposed corresponding to the quick-release magazines 33 of the quick-release magazine groups, an execution shaft of each electric telescopic cylinder 35 penetrates through the fixing plate 34 and extends to between the two clamping plates of the quick-release magazine 33 at the top of the frame 31, a lifting plate is disposed at the tail end of the execution shaft of each electric telescopic cylinder 35, and a filter screen is disposed on the lifting plate; the top of the fixed plate 34 is further provided with a limit sensor 36 corresponding to each electric telescopic cylinder 35, and the limit sensor 36 is electrically connected with the control electrical cabinet 6 and controls the electric telescopic cylinders 35 to operate through the control electrical cabinet 6.

Referring to fig. 6-15 and as shown in the orientation of fig. 6, each of the upper shell tray automatic feeder 4 and the lower shell tray automatic feeder 5 includes a frame body 41, a lifting platform 42 and a conveying platform 43, the frame body 41 includes a lifting platform frame body 44 and a conveying frame body 45, the conveying platform 43 is disposed on the top of the conveying frame body 45, the lifting platform 42 includes a bracket 46 with two sides in an open state and a supporting frame 47 disposed at the bottom of the bracket 46 and abutted to the bottom plate of the lifting platform frame body 44, the bracket 46 is sleeved in the lifting platform frame body 44, a plurality of tray belt sets 48 are symmetrically disposed on the plate bodies at the two ends of the bracket 46 from top to bottom, trays 415 are disposed on the symmetrical tray belt sets 48, a first transmission rod 49 is disposed between the tray belt sets 48 symmetrically disposed on the plate bodies at the two ends of one side close to the conveying frame body 45, the first transmission rod 49 extends to the outside of the front end plate of the bracket 46 and a gear 411, two driving motors 410 are erected at the upper right end of the bracket 46 close to the conveying frame body 45, the two driving motors 410 are arranged in an up-and-down mode, execution shafts of the two driving motors 410 are arranged towards the rear end of the bracket 46, a second gear 412 is arranged at the tail ends of the execution shafts respectively, the second gear 412 is located on the left side of the first gear 411 and is meshed with the second gear 412 after the first gear 411 is lifted; the lifting screw 413 is vertically arranged on one side, close to the support 46, in the conveying frame body 45, a screw seat of the lifting screw 413 is fixedly connected with the support frame 47, the bottom of the lifting screw 413 is rotatably connected with a bottom plate of the conveying frame body 45, the top of the lifting screw 413 is fixed with the conveying frame body 45 through a connecting plate, the lifting screw 413 extends to the upper portion of the connecting plate and is rotatably connected with the connecting plate, a third gear is arranged at the top of the lifting screw 413, a lifting motor 414 for driving the lifting screw 413 to rotate is further erected on the support frame 47 on the right side of the lifting screw 413, an execution shaft of the lifting motor 414 is vertically upwards arranged, a fourth gear is arranged at the tail end of the execution shaft, the fourth gear and the third gear are circumferentially provided with a chain, the lifting motor 414 drives the lifting screw 413 to rotate so as to drive the support.

Referring to fig. 10 and 11, the conveying platform 43 includes a clamping mechanism fixing plate 426 disposed at the top of the conveying frame body 45, clamping plates 416 disposed at the front and rear ends of the top of the clamping mechanism fixing plate 426, and sealing plates 417 disposed at the right sides of the two clamping plates 416, a clamping mechanism is disposed at the bottom of the clamping mechanism fixing plate 426, a conveying belt set 418 is disposed above the inside of one side of the two clamping plates 416 close to the bracket 46, a transmission rod two 419 is disposed at one side of the conveying belt set 418 close to the bracket 46, the transmission rod two 419 extends to the outside of the clamping plate 416 at the rear end of the conveying frame body 45, and a meshing gear one 420 is disposed at the outer end of the clamping plate 416 at the rear end of; the top parts of two clamping plates 416 on the right side of a conveying belt group 418 are provided with strip-shaped notches, sliding grooves are formed at the bottom parts of the strip-shaped notches, fixed moving plates 424 are respectively arranged in the strip-shaped notches, sliding blocks matched with the sliding grooves are arranged at the bottom parts of the fixed moving plates 424, a clamping mechanism is used for driving the fixed moving plates 424 to move back and forth in the strip-shaped notches so as to limit the trays 415, conveying belt groups I421 are symmetrically arranged on the inner sides of the two fixed moving plates 424, conveying belt groups II 425 are symmetrically arranged on the inner sides of the clamping plates 416 below the conveying belt groups I421, the total length of the conveying belt groups II 425 is equal to that of the conveying belt groups 418 and the conveying belt groups I421, the total length of the conveying belt groups II is corresponding to that of the conveying belt groups II 425 is equal to that of the conveying belt groups 418 and the conveying belt groups I421, the distance between the conveying belt groups 418 and the distance, the right ends of the two conveying belts of the second conveying belt group 425 are connected through a third transmission rod 443, the front end of the third transmission rod 443 extends to the outside of the clamping plate 416, the rotating shaft at the left end of the conveying belt at the rear end in the second conveying belt group 425 extends to the outside of the clamping plate 416, a second meshing gear 442 meshed with the first meshing gear 420 is arranged at the end part of the rotating shaft at the outside of the clamping plate 416, two first driving mechanisms 422 for driving the first conveying belt group 421 to rotate are arranged on the clamping mechanism at the bottom of the clamping mechanism fixing plate 426, and a second driving mechanism 423 for driving the second conveying belt group 425 to rotate is arranged at the bottom of the clamping mechanism fixing plate 426.

Referring to fig. 12 and 15, the clamping mechanism includes two L-shaped clamps 427 symmetrically disposed, the horizontal plates of the two L-shaped clamps 427 are located below the clamping mechanism fixing plate 426, the vertical plates of the two L-shaped clamps 427 extend to the outer sides of the clamping plates 416 on the corresponding sides respectively, the top heights of the vertical plates are flush with the height of the fixed moving plate 424, a convex strip is formed by protruding inward the inner side of the vertical plate of the L-shaped clamp 427 corresponding to the fixed moving plate 424, two sets of slide rails 428 are correspondingly disposed on the left and right sides of the top of the horizontal plate of the two L-shaped clamps 427, slide bars 429 are respectively disposed on the two slide rails 428 corresponding to the left and right sides, first air cylinders 430 are respectively disposed at the bottoms of the horizontal plates of the two L-shaped clamps 427, the actuating shafts of the first air cylinders 430 are disposed toward the sides close to each other and are disposed in a staggered manner, the ends of the actuating shafts of the, the fixing block 431 is fixedly connected with the bottom of the clamping mechanism fixing plate 426; the lifting screw 413 and the lifting motor 414 are erected on the clamping mechanism fixing plate 426 and extend above the clamping mechanism fixing plate 426.

Referring to fig. 13 and 14, a pneumatic jacking mechanism is further disposed at the bottom of the clamping mechanism fixing plate 426, the pneumatic jacking mechanism includes two jacking cylinders 432 symmetrically disposed at two sides of the bottom of the plate body of the clamping mechanism fixing plate 426 and fixed with the top of the conveyor frame body 45, the two jacking cylinders 432 are inserted and extended above the clamping mechanism fixing plate 426, jacking plates 433 are disposed at the ends of the actuating shafts of the two jacking cylinders 432, two cylinders 434 with the actuating shafts facing the lifting frame body 44 are symmetrically disposed at the bottom of the jacking plate 433 near the driving mechanism one 422, a pneumatic clip 435 is rotatably disposed at the end of the left plate body of the jacking plate 433, the pneumatic clip 435 includes a connecting part 436 and an actuating part 437, the connecting part 436 is disposed obliquely and downwardly rightwards, the actuating part 437 is horizontally disposed at the left side of the top of the connecting part 436, a waist-shaped hole 438 is vertically disposed at the end of the actuating, the connecting portion 436 is provided with a connecting rod 439 extending into the waist-shaped hole 438, and a photoelectric sensor 440 is further provided on the top of the clamping mechanism fixing plate 426 on the left side of the top plate 433.

In practical application, the front end and the rear end of the top of the tray 415 are also respectively and correspondingly provided with a plurality of limiting compression columns.

Feeding a filter screen: when in actual application, the filter screen is placed on the jacking plate in the quick-release material box 33 of the automatic filter screen feeder 3, and the electric telescopic cylinder 35 is lifted to jack up the jacking plate and then jack up the filter screen in sequence to supply the feeding and discharging manipulator 2 to grab.

Tray feeding: taking the orientation shown in fig. 6 as an example, a worker places a tray 415 on the tray belt group 48 on each layer of the plate bodies at the two ends of the bracket 46, a nine-grid plate is placed on the tray 415, a corresponding upper shell or lower shell component is placed in the nine-grid plate, and a plurality of limiting compression columns correspondingly arranged at the front end and the rear end of the top of the tray 415 are used for being clamped at the edge of the nine-grid plate, so that the stability during conveying is improved; the lifting motor 414 drives the lifting screw 413 to rotate and then drives the supporting frame 47 to lift and then drives the bracket 46 to lift, when the two uppermost layers of the tray belt sets 48 on the top of the bracket 46 reach the level with the two groups of the conveying belt sets 418, the lifting motor 414 is stopped, at this time, the first gear 411 and the corresponding second gear 412 are in the meshed state, then the driving motor 410 positioned above is started, the driving motor 10 drives the uppermost tray belt set 48 to rotate and then conveys the tray 415 to the corresponding conveying belt set 418, then the second driving mechanism 423 is started to drive the second conveying belt set 425 to rotate leftwards in the reverse direction and then drive the second meshing gear 442 to rotate leftwards in the reverse direction, the second meshing gear 442 drives the first meshing gear 420 to rotate rightwards and then drive the conveying belt set 418 to rotate rightwards to convey the tray 415 to the first conveying belt set 421, then the first driving mechanism 422 is started to convey the tray 415 to the right side, when the photoelectric sensor 440 senses that the tray 415 reaches the feeding station, the second jacking cylinder 432 of the pneumatic jacking mechanism acts to lift the jacking plate 433 to the position below the first conveying belt group 421, and then the second jacking cylinder 434 is started to enable the execution shaft to extend outwards, so that the execution shaft extends outwards and simultaneously drives the pneumatic clamping piece 435 to rotate, and the tray 415 is pushed towards the right side to abut against the sealing plate 417; and then, resetting the second cylinder 434, resetting the second jacking cylinder 432 and stopping the second driving mechanism 423, wherein after the tray 415 is abutted to the sealing plate 417, the assembly in the nine-grid plate at the top is grabbed by the feeding and blanking manipulator 2.

Welding: the feeding and discharging mechanical arm 2 is provided with a three-jaw suction mechanism, after three mechanisms of the feeding and discharging mechanical arm 2 grab a filter screen, an upper shell and a lower shell, the filter screen, the upper shell and the lower shell are sequentially placed into a profile modeling component fixing groove 121 of a fixing tool 113 of a servo feeding station I14 or a servo feeding station II 15 according to a special matching sequence, then a servo moving module is started to convey the fixing tool 113 to the lower part of a profile modeling pressing plate 123 in the machine body, then a jacking cylinder I117 is started, an execution shaft of the jacking cylinder I117 is lifted, then jacking columns 127 at four corners of a support plate I118 correspondingly penetrate through T-shaped through holes and abut against sleeves 120 at the bottom of the support plate II 119, the support plate II 119 is lifted, then the profile modeling component fixing groove 121 containing components is lifted, after the profile modeling component fixing groove 121 is lifted by the jacking cylinder I117, a clamping edge at the bottom of a hollow groove 124 is clamped with the inner side of the profile, then, starting the X-axis servo mechanism to move the welding head of the laser welding device 19 to the position above the hollow groove 124 of the limiting and pressing mechanism 111, and then starting the laser welding device 19 to weld the components.

Resetting: after welding, the first jacking cylinder 117 is reset, the fixing tool 113 is lowered, then the servo moving module is driven to rotate reversely to return the fixing tool 113, the feeding and discharging manipulator 2 grabs and places the welded finished product into a nine-square grid which is empty in the tray 415 at the uppermost layer abutted to the sealing plate 417 on the upper shell tray automatic feeder 4 or the lower shell tray automatic feeder 5, then the operation is repeated until components in the tray 415 at the uppermost layer of the upper shell tray automatic feeder 4 or the lower shell tray automatic feeder 5 are replaced by the welded finished product, the driving motor 410 at the upper part, the driving motor 410 at the lower part, the first driving mechanism 422 and the second driving mechanism 423 are simultaneously started, the driving motor 410 drives the tray belt set 48 at the second layer to rotate rightwards so as to convey the tray 415 to the corresponding conveying belt set two 425, the second driving mechanism 423 drives the conveying belt set two 425 to rotate rightwards, at this time, the conveying belt set 418 is driven to rotate leftwards in a reverse direction, at this time, the first driving mechanism 422 drives the first layer tray leftwards in a reverse direction to move to the conveying belt set 418, the driving motor 410 positioned above drives the first layer tray belt set 48 leftwards in a reverse direction to rotate leftwards in a reverse direction, namely, the second layer tray 415 moves rightwards, the first layer tray 415 is conveyed leftwards, when the photoelectric sensor 440 senses that the second layer tray 415 reaches the feeding station, the second jacking cylinder 432 of the pneumatic jacking mechanism acts to lift the top connection plate 433 to the position below the second conveying belt set 425, then the second cylinder 434 is started to enable the execution shaft to extend outwards, the execution shaft drives the pneumatic clamping plate 435 to rotate while extending outwards, the second layer tray 415 is pushed rightwards to abut against the sealing plate 417, the first layer tray 415 is conveyed to the first layer tray belt set 48, and then the two driving motors 410 are stopped, And after the components in the second layer of tray 415 are replaced by the welded finished products, the left driving mechanism II 423 and the driving motor 410 which drives the lifting screw 413 to rotate to continuously drive the support 46 to ascend to enable the lower layer of tray belt group 48 to be lifted to correspond to the transmission belt group 418, the tray feeding step is continuously repeated, then the welding and resetting steps are performed in a circulating mode, and at the moment, the filter screen feeding is also synchronously pushed.

After the fixed tooling 113 is jacked up by the jacking mechanism 112 to abut against the limiting and pressing mechanism 111, the pin rods 125 respectively arranged at the periphery of the second support plate 119 are contacted with the displacement contact ends of the two displacement sensors 126 respectively arranged at the two sides of the profiling pressure plate 123, so that the displacement can be effectively monitored in the welding process to calculate the depth control.

In order to prevent to carry tray 415 on carrying a belt group 421 to take place the skew, through starting two cylinders 430, the shrink drives two L type splint 427 that the symmetry set up and is close to each other, and the vertical inboard inside protruding sand grip that forms of inboard of L type splint 427 will promote fixed moving plate 424 and finely tune to inside, carries on spacingly then to tray 415.

The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the principle of the present invention, and these improvements and decorations should also be regarded as the protection scope of the present invention.

Claims

1. The utility model provides an automobile filter laser welding machine, includes duplex position welding machine (1), goes up feeding mechanical arm (2), filter screen automatic feeder (3), goes up casing tray automatic feeder (4), casing tray automatic feeder (5) and control electrical cabinet (6) down, its characterized in that: the feeding and discharging manipulator (2) is arranged at the front end of the double-station welding machine (1), the control electric appliance cabinet (6) is arranged on the right side of the front end of the double-station welding machine (1), and the filter screen automatic feeder (3), the upper shell tray automatic feeder (4) and the lower shell tray automatic feeder (5) are sequentially arranged at the front end of the control electric appliance cabinet (6) and the right side of the feeding and discharging manipulator (2) from front to back; the feeding and discharging mechanical arm (2) is used for grabbing components supplied by the lower shell tray automatic feeder (5), the filter screen automatic feeder (3) and the upper shell tray automatic feeder (4) to the double-station welding machine (1) and welding the components through the double-station welding machine (1), and the control electric appliance cabinet (6) is used for controlling the feeding and discharging mechanical arm (2), the filter screen automatic feeder (3), the upper shell tray automatic feeder (4) and the lower shell tray automatic feeder (5) to act;

the double-station welding machine (1) comprises a machine body and a PC control cabinet (16) arranged at the bottom of the front end of the machine body, wherein an audible and visual alarm (17) and a light path optical fiber support (18) are arranged at the top of the machine body, a display screen (11) and a human-computer interface (12) are arranged on the front end face of the top of the machine body, a servo feeding station I (14) and a servo feeding station II (15) are respectively arranged at the top of the machine body above the PC control cabinet (16), and a button operation panel (13) is also arranged on the front end face of the machine body above the PC control cabinet (16); a laser welding device (19) with a temperature control sensor arranged inside and a temperature control box (110) arranged at the rear end of the laser welding device (19) are also arranged inside the machine body below the audible and visual alarm (17); a limiting pressing mechanism (111) is further erected at the tops of the first servo feeding station (14) and the second servo feeding station (15) in the machine body, an X-axis servo mechanism is arranged between the rear ends of the first servo feeding station (14) and the second servo feeding station (15) and the laser welding device (19) in the left-right side direction, the laser welding device (19) is arranged on a sliding block of the X-axis servo mechanism, and a welding head of the laser welding device (19) is located above the limiting pressing mechanism (111).

2. The laser welding machine for the automobile filter is characterized in that each of the first servo feeding station (14) and the second servo feeding station (15) comprises a servo moving module, a jacking mechanism (112) arranged on a guide rail of the servo moving module, and a fixing tool (113) arranged at the top of the jacking mechanism (112), the jacking mechanism (112) comprises a bottom plate (114), a top plate (115), four support columns (116) used for connecting and supporting the bottom plate (114) and the top plate (115), and a first jacking cylinder (117) arranged on the bottom plate (114) among the four support columns (116), an execution shaft of the first jacking cylinder (117) is vertically arranged upwards, a first support plate (118) is arranged at the tail end of the execution shaft, jacking columns (127) are respectively arranged at four corners of the first support plate (118), and a T-shaped through hole corresponding to the jacking column (127) is arranged on the top plate (115), the fixing tool (113) comprises a second support plate (119), sleeves (120) which are arranged at four corners of the bottom of the second support plate (119) and correspond to the T-shaped through holes in the top plate (115) respectively, and profile modeling component fixing grooves (121) arranged at the tops of the second support plate (119).

3. The laser welding machine for the automobile filter according to claim 2, wherein the limiting and pressing mechanism (111) comprises a transverse plate (122), profiling pressing plates (123) corresponding to the tail ends of servo moving modules of the servo feeding station I (14) and the servo feeding station II (15) are respectively arranged at two ends of the transverse plate (122), hollow grooves (124) are formed in the profiling pressing plates (123) and extend downwards, clamping edges are formed at the bottoms of the hollow grooves (124) by downward extension, and after the profiling assembly fixing grooves (121) are jacked up by the jacking cylinder I (117), the clamping edges at the bottoms of the hollow grooves (124) are clamped with the inner sides of the profiling assembly fixing grooves (121) so that assemblies in the profiling assembly fixing grooves (121) are pressed.

4. The laser welding machine for the automobile filter is characterized in that pin rods (125) are arranged on the periphery of the second support plate (119), two displacement sensors (126) are arranged on two sides of the profiling pressing plate (123), the displacement sensors (126) are arranged corresponding to the pin rods (125), and displacement contact ends of the displacement sensors (126) extend to the position below the transverse plate (122).

5. The laser welding machine for the automobile filter according to claim 1, characterized in that the automatic feeding machine (3) for the filter screen comprises a frame body (31), a lifting jacking mechanism (32) arranged in the frame body (31) and two groups of quick-release material boxes arranged at the top of the frame body (31), the quick-release material boxes respectively comprise two quick-release material boxes (33), the quick-release material boxes (33) comprise clamping plates which are bilaterally symmetrical and vertically arranged and have a concave structure, the lifting jacking mechanism (32) comprises a fixing plate (34) and a plurality of electric telescopic cylinders (35) arranged below the fixing plate (34), the electric telescopic cylinders (35) are respectively arranged corresponding to the quick-release material boxes (33) of the quick-release material boxes, an execution shaft of each electric telescopic cylinder (35) penetrates through the fixing plate (34) and extends to the position between the two clamping plates of the quick-release material boxes (33) at the top of the frame body (31), a jacking plate is arranged at the tail end of an execution shaft of the electric telescopic cylinder (35), and a filter screen is placed on the jacking plate; the top of the fixed plate (34) is also provided with a limit sensor (36) corresponding to each electric telescopic cylinder (35), and the limit sensor (36) is electrically connected with the control electric appliance cabinet (6) and controls the electric telescopic cylinders (35) to act through the control electric appliance cabinet (6).

6. The laser welding machine for the automobile filter according to claim 1, characterized in that the upper shell tray automatic feeding machine (4) and the lower shell tray automatic feeding machine (5) respectively comprise a frame body (41), a lifting platform (42) and a conveying platform (43), the frame body (41) comprises a lifting platform frame body (44) and a conveying frame body (45), the conveying platform (43) is arranged at the top of the conveying frame body (45), the lifting platform (42) comprises a bracket (46) with two sides in an open state and a supporting frame (47) which is arranged at the bottom of the bracket (46) and is abutted against a bottom plate of the lifting platform frame body (44), the bracket (46) is sleeved in the lifting platform frame body (44), a plurality of tray belt groups (48) are symmetrically arranged on plate bodies at two ends of the bracket (46) from top to bottom, trays (415) are arranged on the symmetrical tray belt groups (48), a first transmission rod (49) is arranged between symmetrical tray belt sets (48) on plate bodies at two ends of one side close to the conveying frame body (45), the first transmission rod (49) extends to the outside of a front end plate of the bracket (46), a first gear (411) is arranged at the tail end of the front end of the first transmission rod (49), two driving motors (410) are erected at the right upper end of the bracket (46) close to the conveying frame body (45), the two driving motors (410) are arranged up and down, execution shafts of the two driving motors (410) are arranged towards the rear end of the bracket (46), a second gear (412) is arranged at the tail end of the execution shafts, and the second gear (412) is located on the left side of the first gear (411); a lifting screw rod (413) is vertically arranged on one side close to a support (46) in a conveying frame body (45), a screw seat of the lifting screw rod (413) is fixedly connected with a support frame (47), the bottom of the lifting screw rod (413) is rotatably connected with a bottom plate of the conveying frame body (45), the top of the lifting screw rod (413) is fixed with the conveying frame body (45) through a connecting plate, the lifting screw rod (413) extends to the upper part of the connecting plate and is rotatably connected with the connecting plate, a third gear is arranged at the top of the lifting screw rod (413), a lifting motor (414) for driving the lifting screw rod (413) to rotate is further erected on the support frame (47) on the right side of the lifting screw rod (413), an execution shaft of the lifting motor (414) is vertically and upwards arranged, a fourth gear is arranged at the tail end of the execution shaft, a chain is annularly arranged on the periphery of the fourth gear and the third gear, the lifting screw rod (413, the driving motor (410) is used for conveying the tray (415) to the conveying platform (43).

7. The laser welder for filter of car according to claim 6, the conveying platform (43) comprises a clamping mechanism fixing plate (426) arranged at the top of the conveying frame body (45), clamping plates (416) arranged at the front end and the rear end of the top of the clamping mechanism fixing plate (426) and sealing plates (417) arranged at the right sides of the two clamping plates (416), the bottom of the clamping mechanism fixing plate (426) is provided with a clamping mechanism, a transmission belt group (418) is arranged above the inner part of one side of the two clamping plates (416) close to the bracket (46), a second transmission rod (419) is arranged on one side of the transmission belt group (418) close to the bracket (46), the second transmission rod (419) extends to the outside of the clamping plate (416) at the rear end of the conveying frame body (45), a first meshing gear (420) is arranged at the outer tail end of the clamping plate (416) positioned at the rear end of the conveying frame body (45); two cardboard (416) tops on transmission belt group (418) right side are formed with the bar notch, bar notch bottom is formed with the spout, just be provided with fixed moving plate (424) in the bar notch respectively, the bottom of fixed moving plate (424) is provided with the slider that matches with the spout, clamping mechanism is used for driving fixed moving plate (424) and then shifts around in the bar notch and spacing to tray (415), and the inboard symmetry at two fixed moving plate (424) is provided with transport belt group one (421), and cardboard (416) inboard symmetry below transport belt group one (421) is provided with transport belt group two (425), transport belt group two (425) and transmission belt group (418), the total length of transport belt group one (421) equals and corresponds the setting, and the distance between transport belt group two (425) and transmission belt group (418), transport belt group one (421) equals the distance between two trays (415) that support (46) is adjacent And the rotating shafts on the left sides of the first conveying belt groups (421) extend to the outside of the clamping plate (416), the right ends of the two conveying belts of the second conveying belt groups (425) are connected through a third transmission rod (443), the front ends of the third transmission rods (443) extend to the outside of the clamping plate (416), the rotating shaft at the left end of the conveying belt at the rear end in the second conveying belt groups (425) extends to the outside of the clamping plate (416), a second meshing gear (442) meshed with the first meshing gear (420) is arranged at the end part of the rotating shaft at the outside of the clamping plate (416), two first driving mechanisms (422) for driving the first conveying belt groups (421) to rotate are arranged on the clamping mechanism at the bottom of the clamping mechanism fixing plate (426), and a second driving mechanism (423) for driving the second conveying belt groups (425) to rotate is arranged at the bottom of the clamping mechanism fixing plate (426).

8. The laser welding machine for the automobile filter as claimed in claim 7, characterized in that the clamping mechanism comprises two L-shaped clamping plates (427) which are symmetrically arranged, the horizontal plates of the two L-shaped clamping plates (427) are positioned below the clamping mechanism fixing plate (426), the vertical plates of the two L-shaped clamping plates (427) respectively extend to the outer sides of the clamping plates (416) on the corresponding sides, the top heights of the vertical plates are flush with the height of the fixed moving plate (424), the inner sides of the vertical plates of the L-shaped clamping plates (427) corresponding to the fixed moving plate (424) are inwards protruded to form convex strips, two sets of sliding rails (428) are correspondingly arranged on the left side and the right side of the top of the horizontal plate of the two L-shaped clamping plates (427), two sliding rails (429) are respectively arranged on the two sliding rails (428) corresponding to the left side and the right side, and a cylinder I (430) is respectively arranged at the bottoms of, the executing shafts of the two cylinders I (430) are arranged towards one side close to each other, the two cylinders I (430) are arranged in a staggered mode, the tail ends of the executing shafts of the two cylinders I (430) are fixedly connected with the fixing block (431), and the fixing block (431) is fixedly connected with the bottom of the clamping mechanism fixing plate (426); the lifting screw rod (413) and the lifting motor (414) are erected on the clamping mechanism fixing plate (426) and extend to the upper part of the clamping mechanism fixing plate (426).

9. The laser welding machine for the automobile filter according to claim 8, characterized in that a pneumatic jacking mechanism is further arranged at the bottom of the clamping mechanism fixing plate (426), the pneumatic jacking mechanism comprises two jacking cylinders (432) which are symmetrically arranged at two sides of the bottom of the plate body of the clamping mechanism fixing plate (426) and fixed with the top of the conveying frame body (45), the two jacking cylinders (432) are inserted and extend above the clamping mechanism fixing plate (426), jacking plates (433) are arranged at the tail ends of execution shafts of the two jacking cylinders (432), two cylinders (434) with the execution shafts facing the lifting frame body (44) are symmetrically arranged at the bottom of the jacking plate (433) at one side close to the driving mechanism I (422), a pneumatic clamping piece (435) is rotatably arranged at the tail end of the left side of the jacking plate (433), and the pneumatic clamping piece (435) comprises a connecting part (436) and an execution part (437), connecting portion (436) slope sets up down to the right, execution portion (437) level sets up in the top left side of connecting portion (436), is provided with waist shape hole (438) at the execution end of cylinder two (434) is vertical, be provided with connecting rod (439) that extend to in waist shape hole (438) on connecting portion (436), still be provided with photoelectric sensor (440) at the left clamping mechanism fixed plate (426) top of top connection board (433).

10. The laser welding machine for the automobile filter as claimed in claim 6, wherein a plurality of limiting compression columns are correspondingly arranged at the front end and the rear end of the top of the tray (415).