CN220178359U - Vacuum welding furnace - Google Patents

Abstract

The utility model discloses a vacuum welding furnace, which comprises: the utility model discloses a furnace body, wherein an A supporting plate is welded on the left side of the inner wall of the front side of the furnace body, an A laser is fixedly arranged at the bottom of the A supporting plate, an A laser head is fixedly arranged at the bottom of the A laser, A electric cylinders are fixedly arranged at the left side and the right side of the inner wall of the bottom of the furnace body, the tops of piston rods of the two A electric cylinders are welded with the bottom of a movable plate, a square opening is formed in the middle of the top of the movable plate, an electric heating tube is fixedly arranged in the middle of the inner wall of the bottom of the furnace body, the A laser head can be used for carrying out laser welding on a welded object, the arranged square opening and the electric heating tube are matched for carrying out heating automatic welding on the welded object, and two different welding methods are integrated, so that the furnace body is simple in structure and high in practicability.

Description

Vacuum welding furnace

Technical Field

The utility model relates to the technical field of semiconductor electronic packaging, in particular to a vacuum welding furnace.

Background

The vacuum welding furnace is mainly used in the semiconductor electronic packaging industry, the welding process of the solder paste is generally to directly sinter at high temperature in the air, welding holes can be generated by direct welding in the air, defective products can be generated by cold joint and off-welding due to large welding holes, and the yield of products is reduced.

For example, the prior patent publication No. 20210629 and publication No. CN110732744B disclose a vacuum welding furnace, which relates to the technical field of semiconductor electronic packaging. The vacuum welding furnace comprises two welding mechanisms which are fixedly connected front and back, and the two welding mechanisms are connected through a transverse plate; the welding mechanism comprises a driving device, the output end of the driving device is connected with a lifting plate, the two ends of the lower side surface of the lifting plate are fixedly provided with supporting columns, the bottom ends of the supporting columns are provided with connecting parts in an extending mode, an upper cover is arranged below the connecting parts, the upper side surface of the upper cover is provided with protruding parts in an extending mode, the protruding parts are connected with the connecting parts through bolts, guide springs are sleeved on the bolts, and the guide springs are located between the connecting parts and the protruding parts; the upper side surface of the upper cover is also provided with a plurality of grooves, a vent pipeline and a vacuumizing pipeline are respectively fixed in the grooves, the lower side surface of the upper cover is provided with a cavity, and the vent pipeline and the vacuumizing pipeline are both communicated with the cavity; nitrogen is introduced into the ventilation pipeline.

According to the vacuum welding furnace, the conveying efficiency of the conveying belt is improved, the to-be-welded products are prevented from being piled up, the manual workload is reduced, holes are prevented from being generated, the device only has one welding method, and the welding method cannot be selected according to the welded products, so that the vacuum welding furnace needs to be designed.

Disclosure of Invention

The present utility model is directed to a vacuum welding furnace, which solves the above-mentioned problems of the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: a vacuum welding furnace, comprising: the furnace body, the left side welding of furnace body front side inner wall has the A backup pad, the bottom fixed mounting of A backup pad has the A laser instrument, the bottom fixed mounting of A laser instrument has the A laser head, fixed mounting has the A some tin pipe in the A backup pad, the equal fixed mounting in the left and right sides of furnace body bottom inner wall has the A jar, two the piston rod top of A jar and the bottom welding of fly leaf, square mouth has been seted up in the middle of the top of fly leaf, square mouth run through in the fly leaf, the centre fixed mounting of furnace body bottom inner wall has the electrothermal tube.

Through the technical proposal, the A supporting plate welded on the left side of the inner wall of the front side of the furnace body plays the roles of supporting and installing an A laser and an A point tin pipe, the A laser is used for forming laser beams, the A laser head fixedly connected with the bottom of the A laser is used for emitting the laser beams, the A point tin pipe is used for conveying tin balls to the welding joint, the A laser is used for melting the tin balls at the welding joint by the electric heat of the tin balls emitted by the A laser head, the melted tin balls Cheng Xishui are used for welding the welding materials, the distance between the tin outlet of the A point tin pipe and the A laser head is enough to meet the requirement of practical work, two A electric cylinders fixedly arranged on the left side and the right side of the inner wall of the bottom of the furnace body are used for installing a movable plate, the A electric cylinders on the left side and the right side play the role of balancing the movable plate, the A electric cylinders can move up and down together when the piston rod moves up and down, the movable plate is arranged below the A laser head, the A electric cylinder can be controlled to move up and down to drive the movable plate to move up and down together, the distance between the A laser head and the movable plate is convenient to control, a square opening is formed in the middle of the movable plate in a penetrating mode, a welded object to be welded can be placed on the square opening, an electric heating pipe fixedly arranged in the middle of the inner wall of the bottom of the furnace body is used for heating the welded object to be welded, the square opening and the electric heating pipe are in an up-down horizontal vertical mode, the welded object to be welded is placed on the square opening, a welding joint of the welded object is coated with solder paste, the A electric cylinder is electrically controlled to move downwards, the movable plate moves downwards together until a set distance between the square opening and the electric heating pipe is reached, the electric heating pipe is controlled to start heating, the electric heating pipe heats the welded joint coated with the solder paste until the solder paste is melted and adsorbed at the welding joint, the welding operation is completed.

Preferably, both sides all weld the A fixed plate around the fly leaf top left side, two the welding has the A slide bar between the A fixed plate, the front side fixedly connected with A motor on the back lateral wall of A fixed plate, the output shaft tip welding of A motor has the A screw rod, threaded connection has an A slider on the lateral wall of A screw rod, the A slider with A slide bar sliding connection, A recess has been seted up at the top of A slider.

Through adopting above-mentioned technical scheme, two A fixed plates of welding in fly leaf top left side are used for fixed A slide bar, fixed connection's A motor plays the effect of electric rotation on the back lateral wall of front side A fixed plate, the A screw rod of welding at the output shaft tip of A motor, for threaded connection A slider is used, the output shaft rotation of A motor drives A screw rod and rotates together, threaded connection's A slider on the A screw rod can back-and-forth movement under the auxiliary cooperation of A slide bar, the A recess of seting up at A slider top is used for placing the weldment that needs welded, can let the weldment can not easily fall outside the A slider in the A recess, the A slider of setting and A laser head mutually support and use, carry out welding work to the weldment, the A motor output shaft rotation that sets up drives A screw rod rotation, the A slider of threaded connection on the A screw rod reciprocates, the weldment in the A slider is moved back-and-forth, can conveniently control the position and the distance that the weldment needs to weld.

Preferably, the right side welding of furnace body front side inner wall has the B backup pad, the bottom fixed mounting of B backup pad has the B laser instrument, the bottom fixed mounting of B laser instrument has the B laser head, fixed mounting has the B point tin pipe in the B backup pad, the front and back both sides on fly leaf top right side have all been welded the B fixed plate, two the welding has the B slide bar between the B fixed plate, the front side fixedly connected with B motor on the back lateral wall of B fixed plate, the output shaft tip welding of B motor has the B screw rod, threaded connection has the B slider on the lateral wall of B screw rod, the B slider with B slide bar sliding connection, the B recess has been seted up at the top of B slider.

Through adopting above-mentioned technical scheme, play the effect of support installation B laser instrument and B point tin pipe at the right side welded B backup pad of furnace body front side inner wall, the B laser that sets up is used for forming laser beam, the B laser head of the bottom fixed connection at B laser instrument is used for launching laser beam, the B point tin pipe that sets up is used for carrying tin ball to welded joint department, the B laser instrument melts the solder ball electric heat of welded joint department through B laser head transmission laser beam, melt the solder ball Cheng Xishui that melts open and welds the thing, the distance that the play tin mouth of B point tin pipe and B laser head set up satisfies in the actual work can, two B fixed plates that weld on fly leaf top right side are used for fixed B slide bar, the effect that fixed connection's B motor played electric rotation on the back lateral wall of front side B fixed plate, the B screw rod that is used for threaded connection B slider is used for, the output shaft rotation of B motor drives B screw rod and rotates together, threaded connection's B slider can back and forth under the auxiliary cooperation of B slider, the recess that sets up at B slider top is placed the recess and can be used for carrying out the welding with the welding the groove B with the welding the outside the recess, the welding position can be moved to the mutual welding with the B screw rod is convenient setting up, the welding position can be moved to the welding the slider after the recess is used for setting up the B screw rod, the welding is convenient to be used for the welding.

Preferably, the top of fly leaf is provided with two C fixed plates, two C fixed plate equidistance welding is in the left and right sides of square mouth, two equal fixed mounting has the B electric jar on the inside wall of C fixed plate, two the piston rod tip of B electric jar all welds with the one end of two push rods, two the other end of push rod all welds with one side of two push plates, two the centre gripping mouth has all been seted up to the opposite side of push plate.

Through adopting above-mentioned technical scheme, at the top welded two C fixed plates of fly leaf respectively in the left and right sides of square mouth, two C fixed plates are used for installing two B electric jars and use, the piston rod of two B electric jars plays the effect of controlling the flexible, the piston rod tip welded two push rods of two B electric jars respectively plays the effect of extension telescopic distance, can let the piston rod telescopic distance of two B electric jars longer, the piston rod of two push rods each welded of tip is used for mutual centre gripping weldment, can let the weldment when the welding, the piston rod of two B electric jars is in the same place to the weldment impel, drive two push plates together to the weldment, give the extruded power of weldment, let the better welding of weldment hold, the centre gripping mouth has been seted up respectively in one side of two push plates contact the weldment, can place the both sides of weldment in two centre gripping mouths and clip, can make the weldment firm not rock more, stability when guaranteeing the welding.

Preferably, supporting legs are fixedly installed at four corners of the bottom of the furnace body, a sealing door is connected to the rear side of the top of the furnace body through a hinge, sealing strips are arranged at four sides of the sealing door, and a vacuum air suction port is formed in the front side wall of the furnace body.

Through adopting above-mentioned technical scheme, equal fixed mounting's supporting leg on the bottom four corners position of furnace body is used for supporting the furnace body and increases the height of furnace body, satisfies staff's height, convenient operation in the sealed door that hinge connection was passed through at the top rear side of furnace body can the isolated outside air enters into the furnace body, can increase the sealed effect of sealed door at four edge fixed mounting's sealing strip of sealed door, the vacuum induction port of seting up on the preceding lateral wall of furnace body can be drawn away the air in the furnace body, guarantees the vacuum state in the furnace body.

Preferably, an observation port is formed in the sealing door, and a handle is welded on the sealing door.

Through adopting above-mentioned technical scheme, the viewing aperture that sets up on the sealing door makes things convenient for the staff to observe the interior operation progress of stove, and welded handle makes things convenient for the staff to manually hold and opens the sealing door on the sealing door.

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

the laser head A set by the vacuum welding furnace can carry out laser welding on a welded object, the set square opening is matched with the electric heating tube, the welded object can be heated and automatically welded, and the two different welding methods are integrated, so that the vacuum welding furnace is simple in structure and high in practicability;

the two A fixing plates welded on the left side of the top of the movable plate are used for fixing the A sliding rod, the A motor fixedly connected to the rear side wall of the front side A fixing plate has an electric rotation effect, the A screw rod welded at the end part of the output shaft of the A motor is used for being in threaded connection with the A sliding block, the output shaft of the A motor rotates to drive the A screw rod to rotate together, the A sliding block in threaded connection with the A screw rod can move back and forth under the auxiliary cooperation of the A sliding rod, the A groove formed in the top of the A sliding block is used for placing a welding object to be welded, the welding object can not easily fall out of the A sliding block in the A groove, the A sliding block and the A laser head are mutually matched for use to weld the welding object, the output shaft of the A motor is arranged to rotate to drive the A screw rod to move back and forth, the A sliding block in the A sliding block is driven to move back and forth, and forth the position and distance of the welding object to be welded can be conveniently controlled;

the B supporting plate welded on the right side of the inner wall of the front side of the furnace body plays a role of supporting and installing a B laser and a B point tin pipe, the B laser is used for forming laser beams, the B laser head fixedly connected with the bottom of the B laser is used for emitting the laser beams, the B point tin pipe is used for conveying tin balls to the welding joint, the B laser is used for electrically melting the tin balls at the welding joint by emitting the laser beams through the B laser head, the melted tin balls Cheng Xishui are used for welding the welding materials, the distance between the tin outlet of the B point tin pipe and the B laser head is enough to meet the requirement of practical work, the two B fixing plates welded on the right side of the top of the movable plate are used for fixing the B sliding rods, the B motor fixedly connected with the rear side wall of the front side B fixing plate plays an effect of electric rotation, the B screw rod is welded at the end part of the output shaft of the B motor and is used for being in threaded connection with the B slide block, the B screw rod is driven to rotate together by the rotation of the output shaft of the B motor, the B slide block in threaded connection with the B screw rod can move back and forth under the auxiliary cooperation of the B slide rod, the B groove formed in the top of the B slide block is used for placing a welded object to be welded, the welded object can not easily fall out of the B slide block in the B groove, the B slide block and the B laser head are mutually matched for use to weld the welded object, the B motor output shaft is arranged to drive the B screw rod to rotate, the B slide block in threaded connection with the B screw rod moves back and forth, and the B slide block moves back and forth to drive the welded object in the B groove to move back and forth, so that the position and the distance of the welded object to be welded can be conveniently controlled;

two C fixed plates welded at the top of the movable plate are respectively arranged at the left side and the right side of the square opening, the two C fixed plates are used for installing two B electric cylinders, piston rods of the two B electric cylinders play a role in stretching left and right, two push rods welded at the end parts of the piston rods of the two B electric cylinders play a role in prolonging stretching distance, the stretching distance of the piston rods of the two B electric cylinders is longer, two push plates welded at the end parts of the two push rods are used for clamping a weld together, the piston rods of the two B electric cylinders are pushed together to the weld when the weld is welded, the two push plates are driven to push the weld together, the weld is given an extrusion force, the weld is better welded, clamping openings are respectively formed at one side of the two push plates, two sides of the weld can be placed in the two clamping openings to clamp, the weld is more stable and does not shake, and the stability when the weld is ensured;

through the supporting legs fixedly arranged at the four corners of the bottom of the furnace body, the furnace body is supported and the height of the furnace body is increased, the height of a worker is met, the operation is convenient, the sealing door connected with the rear side of the top of the furnace body through the hinge can isolate external air from entering the furnace body, the sealing effect of the sealing door can be increased by the sealing strips fixedly arranged on the four edges of the sealing door, and the vacuum air suction port arranged on the front side wall of the furnace body can suck air in the furnace and ensure the vacuum state in the furnace;

the observation port arranged on the sealing door is convenient for a worker to observe the operation progress in the furnace, and the handle welded on the sealing door is convenient for the worker to manually hold and open the sealing door.

Drawings

FIG. 1 is a schematic perspective view of a vacuum welding furnace according to the present utility model;

FIG. 2 is a schematic side view of a vacuum welding furnace according to the present utility model;

FIG. 3 is a schematic top view of a vacuum welding furnace according to the present utility model;

in the figure: 10. a furnace body; 11. support legs; 12. sealing the door; 13. a hinge; 14. a handle; 15. an observation port; 16. a sealing strip; 20. a, an electric cylinder; 21. a movable plate; 22. a vacuum suction port; 23. an electric heating tube; 30. a, fixing a plate; 31. a, a motor; 32. a, a sliding rod; 33. a screw rod A; 34. a, a sliding block; 35. a groove; 36. a supporting plate A; 37. a laser; 38. a laser head; 39. a, a point tin tube; 40. a B fixing plate; 41. b, sliding bars; 42. b, a screw rod; 43. a motor B; 44. a sliding block B; 45. b grooves; 46. a B supporting plate; 47. a B laser; 48. b, laser head; 49. a point B tin tube; 51. a C fixing plate; 52. b, an electric cylinder; 53. a push rod; 54. a push plate; 55. a clamping opening; 56. square mouth.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-3, the present utility model provides a technical solution:

as shown in fig. 1 to 3, a vacuum welding furnace includes: the furnace body 10, the left side welding of furnace body 10 front side inner wall has A backup pad 36, the bottom fixed mounting of A backup pad 36 has A laser instrument 37, the bottom fixed mounting of A laser instrument 37 has A laser head 38, the fixed mounting has A some tin pipe 39 on the A backup pad 36, the left and right sides of furnace body 10 bottom inner wall all fixed mounting has A jar 20, the piston rod top of two A jar 20 welds with the bottom of fly leaf 21, square mouth 56 has been seted up in the middle of the top of fly leaf 21, square mouth 56 runs through in fly leaf 21, the centre fixed mounting of furnace body 10 bottom inner wall has electrothermal tube 23.

With the structure, the A supporting plate 36 welded on the left side of the inner wall of the front side of the furnace body 10 plays a role in supporting and installing the A laser 37 and the A spot tin tube 39, the A laser 37 is arranged for forming laser beams, the A laser head 38 fixedly connected with the bottom of the A laser 37 is used for emitting the laser beams, the A spot tin tube 39 is arranged for conveying solder balls to the welding joint, the A laser 37 is used for electrically heating and melting the solder balls at the welding joint by the A laser head 38, the melted solder balls Cheng Xishui are used for welding the solder, the distance between the tin outlet of the A spot tin tube 39 and the A laser head 38 is enough to meet the requirement of practical operation, two A electric cylinders 20 fixedly arranged on the left side and the right side of the inner wall of the bottom of the furnace body 10 are used for installing the movable plate 21, the left and right electric cylinders 20 play a role in balancing the movable plate 21, the A electric cylinder 20 can move up and down together when a piston rod moves up and down, the arranged movable plate 21 is arranged below the A laser head 38, the movable plate 21 can be driven to move up and down together by controlling the up and down movement of the A electric cylinder 20, the distance between the A laser head 38 and the movable plate 21 is conveniently controlled, a square opening 56 which is arranged in the middle of the movable plate 21 in a penetrating way can be used for placing a welded object to be welded on the square opening 56, an electric heating tube 23 which is fixedly arranged in the middle of the inner wall of the bottom of the furnace body 10 is used for electrically heating the welded object to be welded, the arranged square opening 56 and the electric heating tube 23 are in an up-down horizontal vertical shape, the welded object to be welded is placed on the square opening 56, a welding seam of the welded object is coated with solder paste, the A electric cylinder 20 is electrically controlled to move down, the movable plate 21 also moves down together until the distance between the square opening 56 and the electric heating tube 23 is set, the electric control electric heating tube 23 starts to heat, and the electric heating tube 23 heats the welding joint coated with the solder paste until the solder paste is melted and adsorbed at the welding joint, so that the welding operation is completed.

In the utility model, an A fixed plate 30 is welded on the front side and the rear side of the left side of the top of a movable plate 21, an A sliding rod 32 is welded between the two A fixed plates 30, an A motor 31 is fixedly connected to the rear side wall of the front side A fixed plate 30, an A screw 33 is welded at the end part of an output shaft of the A motor 31, an A sliding block 34 is connected to the outer side wall of the A screw 33 in a threaded manner, the A sliding block 34 is in sliding connection with the A sliding rod 32, and an A groove 35 is formed in the top of the A sliding block 34.

The two A fixing plates 30 welded on the left side of the top of the movable plate 21 are used for fixing the A sliding rod 32, the A motor 31 fixedly connected to the rear side wall of the front side A fixing plate 30 has an electric rotation effect, the A screw 33 welded on the end part of the output shaft of the A motor 31 is used for being in threaded connection with the A sliding block 34, the output shaft of the A motor 31 rotates to drive the A screw 33 to rotate together, the A sliding block 34 in threaded connection with the A screw 33 can move back and forth under the auxiliary cooperation of the A sliding rod 32, the A groove 35 formed on the top of the A sliding block 34 is used for placing a welding object to be welded, the welding object can not easily fall out of the A sliding block 34 in the A groove 35, the A sliding block 34 and the A laser head 38 are mutually matched for use to weld the welding object, the set A motor 31 output shaft rotates to drive the A screw 33 to move back and forth, the A sliding block 34 in threaded connection with the A sliding block 34 moves back and forth to drive the welding object in the A groove 35 to move back and forth, and the position and distance of the welding object to be welded can be conveniently controlled.

According to the utility model, a B supporting plate 46 is welded on the right side of the inner wall of the front side of a furnace body 10, a B laser 47 is fixedly arranged at the bottom of the B supporting plate 46, a B laser head 48 is fixedly arranged at the bottom of the B laser 47, a B spot tin tube 49 is fixedly arranged on the B supporting plate 46, B fixing plates 40 are welded on the front side and the rear side of the right side of the top of a movable plate 21, a B sliding rod 41 is welded between the two B fixing plates 40, a B motor 43 is fixedly connected on the rear side wall of the front side B fixing plate 40, a B screw 42 is welded at the end part of an output shaft of the B motor 43, a B sliding block 44 is connected on the outer side wall of the B screw 42 in a threaded manner, the B sliding block 44 is in sliding connection with the B sliding rod 41, and a B groove 45 is formed in the top of the B sliding block 44.

The B supporting plate 46 welded on the right side of the inner wall of the front side of the furnace body 10 plays a role of supporting and installing the B laser 47 and the B spot tin pipe 49, the B laser 47 is used for forming laser beams, the B laser head 48 fixedly connected with the bottom of the B laser 47 is used for emitting laser beams, the B spot tin pipe 49 is used for conveying tin balls to the welding joint, the B laser 47 is used for electrically melting tin balls at the welding joint through the B laser head 48 by emitting laser beams, the melted tin balls Cheng Xishui are used for welding a welding object, the distance between a tin outlet of the B spot tin pipe 49 and the B laser head 48 is enough to meet the requirement of being applied in actual operation, the two B fixing plates 40 welded on the right side of the top of the movable plate 21 are used for fixing the B sliding rod 41, the B motor 43 fixedly connected with the rear side wall of the front side B fixing plate 40 plays an effect of electric rotation, the B screw rod 42 welded at the end part of the output shaft of the B motor 43 is used for threaded connection with the B sliding block 44, the output shaft of the B motor 43 rotates to drive the B screw rod 42 to rotate together, the B sliding block 44 connected with the B screw rod 42 is matched with the B sliding block 44 to move in the position of the sliding block 44 after the B sliding block 44 is matched with the B sliding block 44 to move the sliding block 45 to enable the B sliding block 45 to move in the front of the sliding block 44 to be matched with the B sliding block 44 to be welded with the sliding block 44 to be easy to move, and the B sliding block 45 can be welded with the sliding block 45 is required to move in the sliding block 45 to be welded to the front to the top B sliding block 44 is required to be welded, the top B sliding the sliding block is positioned 45 is easy to be welded to be convenient to be welded.

In the utility model, two C fixed plates 51 are arranged at the top of a movable plate 21, the two C fixed plates 51 are equidistantly welded at the left side and the right side of a square opening 56, B electric cylinders 52 are fixedly arranged on the inner side walls of the two C fixed plates 51, the end parts of piston rods of the two B electric cylinders 52 are welded with one ends of two push rods 53, the other ends of the two push rods 53 are welded with one sides of two push plates 54, and clamping openings 55 are formed in the other sides of the two push plates 54.

Through the two C fixed plates 51 welded at the top of the movable plate 21 respectively at the left side and the right side of the square opening 56, the two C fixed plates 51 are used for installing the two B electric cylinders 52, the piston rods of the two B electric cylinders 52 play a role in stretching left and right, the two push rods 53 welded at the end parts of the piston rods of the two B electric cylinders 52 play a role in prolonging the stretching distance, the stretching distance of the piston rods of the two B electric cylinders 52 is longer, the two push plates 54 welded at the end parts of the two push rods 53 are used for clamping the weldment mutually, the piston rods of the two B electric cylinders 52 can be pushed to the weldment together to drive the two push plates 54 to push the weldment together to apply an extrusion force to the weldment, the weldment is better welded, the clamping openings 55 are respectively formed at one side of the two push plates 54, two sides of the weldment can be placed in the two clamping openings 55 to clamp, the weldment is more stable and the stability during welding is ensured.

In the utility model, supporting legs 11 are fixedly arranged at four corners of the bottom of a furnace body 10, a sealing door 12 is connected to the rear side of the top of the furnace body 10 through hinges 13, sealing strips 16 are arranged at four sides of the sealing door 12, and a vacuum air suction port 22 is arranged on the front side wall of the furnace body 10.

Through all fixed mounting's supporting leg 11 on the bottom four corners position of furnace body 10, be used for supporting furnace body 10 and increase the height of furnace body 10, satisfy staff's height, convenient operation, in the sealing door 12 that the top rear side of furnace body 10 passes through hinge 13 connection can isolated outside air enters into furnace body 10, sealing effect of sealing door 12 can be increased to sealing strip 16 fixed mounting on four edges of sealing door 12, vacuum induction port 22 of seting up on the preceding lateral wall of furnace body 10 can suck the air in the furnace body 10, guarantee the vacuum state in the furnace body 10.

In the utility model, the observation port 15 is arranged on the sealing door 12, and the handle 14 is welded on the sealing door 12.

The operator can observe the operation progress in the furnace conveniently through the observation port 15 arranged on the sealing door 12, and the handle 14 welded on the sealing door 12 is convenient for the operator to hold and open the sealing door 12 manually.

The working principle of the utility model is as follows:

after a professional takes the device, when laser welding is needed, placing a welding object into the A groove 35, manually holding the handle 14 to close the sealing door 12 connected through the hinge 13, electrically controlling an external vacuum device, sucking air in the furnace body 10 through the vacuum suction port 22, after the set vacuum pressure is reached, electrically controlling an output shaft of the A motor 31 to rotate, the output shaft of the A motor 31 drives an end part welding A screw 33 to rotate, the A slider 34 in threaded connection with the outer wall of the A screw 33 moves back and forth under the assistance of the A slide rod 32, the A slider 34 moves back and forth to drive the A groove 35 and the welding object in the A groove 35 to move back and forth together, stopping the output shaft of the A motor 31 from rotating after the welding object is moved to a set distance, stopping the welding object in the A slider 34 and the A groove 35, electrically controlling the piston rod top of the A motor 20 to move upwards, the piston rod of the A motor 20 drives the movable plate 21 to move upwards together, the A fixed plate 30, the A slider 34 and the welding object in the A groove 35 to move upwards until the welding object is stopped to move to the set distance, the A motor is stopped in the A groove 35, the laser ball is stopped to weld the welding object, and the laser ball is welded to a laser ball is welded to the position, and the laser ball is welded to the position, the laser ball is welded to the welding end point, and the welding position A ball is formed;

when the automatic welding needs to be performed by heating, two sides of a welding object which are not required to be welded are respectively placed in the two clamping openings 55, the edges of the welding object which need to be welded are opposite, solder paste is coated on the welding edges of the two opposite welding objects, the handle 14 is held manually to close the sealing door 12 connected through the hinge 13, an external vacuum device is controlled electrically, air in the furnace body 10 is sucked out through the vacuum air suction opening 22, after the set vacuum pressure is reached, the piston rod ends of the two B electric cylinders 52 are controlled electrically to move together, the piston rod ends of the two B electric cylinders 52 drive the two push rods 53 to move together, the two push rods 53 drive the two push plates 54 to move together, the welding object which needs to be welded moves together, the welding edges of the two welding objects correspond to each other, the A electric cylinder 20 is controlled electrically to move downwards, the movable plate 21 drives the C fixed plate 51, the push plates 54 and the welding object to move downwards together until the set distance between the movable plate 21 and the electric heating tube 23 is reached, the electric heating tube 23 starts to heat, the two push rods 53 drive the two push plates 54 to move together, the welding object is welded to the welding object, the solder paste is melted through the welding seam is melted, and the solder paste is welded to finish.

To sum up: the laser head 38 arranged in the device can carry out laser welding on a welded object, the square opening 56 arranged in the device is matched with the electric heating tube 23, the welded object can be heated and automatically welded, and two different welding methods are integrated, so that the device has a simple structure and strong practicability;

the two A fixing plates 30 welded on the left side of the top of the movable plate 21 are used for fixing the A sliding rod 32, the A motor 31 fixedly connected to the rear side wall of the front side A fixing plate 30 has an electric rotation effect, the A screw 33 welded on the end part of the output shaft of the A motor 31 is used for being in threaded connection with the A sliding block 34, the output shaft of the A motor 31 rotates to drive the A screw 33 to rotate together, the A sliding block 34 in threaded connection with the A screw 33 can move back and forth under the auxiliary cooperation of the A sliding rod 32, the A groove 35 formed on the top of the A sliding block 34 is used for placing a welding object to be welded, the welding object can not easily fall out of the A sliding block 34 in the A groove 35, the A sliding block 34 and the A laser head 38 are mutually matched for use to weld the welding object, the output shaft of the A motor 31 is arranged to drive the A screw 33 to rotate, the A sliding block 34 in threaded connection with the A sliding block 33 moves back and forth, the welding object in the A groove 35 is driven to move back and forth, and the position and the distance of the welding object to be welded can be conveniently controlled;

the B supporting plate 46 welded on the right side of the inner wall of the front side of the furnace body 10 plays a role of supporting and installing a B laser 47 and a B spot tin pipe 49, the B laser 47 is used for forming a laser beam, the B laser head 48 fixedly connected to the bottom of the B laser 47 is used for emitting the laser beam, the B spot tin pipe 49 is used for conveying tin balls to a welding joint, the B laser 47 is used for electrically melting tin balls at the welding joint by emitting the laser beam to the B laser head 48, the melted tin balls Cheng Xishui are used for welding a welding object, the distance between a tin outlet of the B spot tin pipe 49 and the B laser head 48 is enough to meet the requirement of actual operation, the two B fixing plates 40 welded on the right side of the top of the movable plate 21 are used for fixing the B sliding rod 41, the B motor 43 fixedly connected to the rear side wall of the movable plate 21 plays an effect of electric rotation, the B screw rod 42 welded on the end of an output shaft of the B motor 43 is used for threaded connection with the B sliding block 44, the output shaft of the B motor 43 rotates to drive the B screw rod 42 to rotate together, the B sliding block 44 connected to the B screw rod 42 is matched with the B sliding block 44 to move in the position of the sliding block 44 to be matched with the sliding block 44 to move in the groove 44 to enable the sliding block 44 to be easy to move, and the B sliding block 44 to be welded to move in the groove 44 is required to be matched with the position to be welded to the B sliding block 44 to be welded to the top to the sliding block 44 to be convenient to be welded;

the two C fixing plates 51 welded at the top of the movable plate 21 are respectively arranged at the left side and the right side of the square opening 56, the two C fixing plates 51 are used for installing the two B electric cylinders 52, the piston rods of the two B electric cylinders 52 play a role in stretching left and right, the two push rods 53 welded at the end parts of the piston rods of the two B electric cylinders 52 play a role in prolonging the stretching distance, the stretching distance of the piston rods of the two B electric cylinders 52 is longer, the two push plates 54 welded at the end parts of the two push rods 53 are used for clamping the weldment mutually, the piston rods of the two B electric cylinders 52 can be pushed together to the weldment to drive the two push plates 54 to push the weldment together to apply an extrusion force to the weldment, the weldment is better welded, the clamping openings 55 are respectively formed at one side of the two push plates 54, two sides of the weldment can be placed in the two clamping openings 55 to clamp, the weldment is more stable and the stability during welding can be ensured;

through the supporting legs 11 fixedly arranged at four corners of the bottom of the furnace body 10 and used for supporting the furnace body 10 and increasing the height of the furnace body 10, the height of a worker is met, the operation is convenient, the sealing door 12 connected with the rear side of the top of the furnace body 10 through the hinge 13 can isolate external air from entering the furnace body 10, the sealing effect of the sealing door 12 can be increased by the sealing strips 16 fixedly arranged on the four edges of the sealing door 12, and the vacuum air suction port 22 arranged on the front side wall of the furnace body 10 can suck air in the furnace body 10 and ensure the vacuum state in the furnace body 10;

the operator can observe the operation progress in the furnace conveniently through the observation port 15 arranged on the sealing door 12, and the handle 14 welded on the sealing door 12 is convenient for the operator to hold and open the sealing door 12 manually.

None of the utility models are related to the same or are capable of being practiced in the prior art. Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. A vacuum welding furnace, comprising: furnace body (10), its characterized in that, the left side welding of furnace body (10) front side inner wall has A backup pad (36), the bottom fixed mounting of A backup pad (36) has A laser instrument (37), the bottom fixed mounting of A laser instrument (37) has A laser head (38), fixed mounting has A some tin pipe (39) on A backup pad (36), the left and right sides of furnace body (10) bottom inner wall is all fixed mounting has A jar (20), two the piston rod top of A jar (20) welds with the bottom of fly leaf (21), square mouth (56) have been seted up in the middle of the top of fly leaf (21), square mouth (56) run through in fly leaf (21), the centre fixed mounting of furnace body (10) bottom inner wall has electrothermal tube (23).

2. A vacuum welding furnace according to claim 1, wherein: a fixed plate (30) is welded on the front side and the rear side of the left side of the top of the movable plate (21), an A sliding rod (32) is welded between the two A fixed plates (30), an A motor (31) is fixedly connected to the rear side wall of the A fixed plate (30) on the front side, an A screw rod (33) is welded on the end portion of an output shaft of the A motor (31), an A sliding block (34) is connected to the outer side wall of the A screw rod (33) in a threaded mode, the A sliding block (34) is in sliding connection with the A sliding rod (32), and an A groove (35) is formed in the top of the A sliding block (34).

3. A vacuum welding furnace according to claim 1 or 2, characterized in that: the right side welding of furnace body (10) front side inner wall has B backup pad (46), the bottom fixed mounting of B backup pad (46) has B laser instrument (47), the bottom fixed mounting of B laser instrument (47) has B laser head (48), fixed mounting has B some tin pipe (49) on B backup pad (46), both sides all weld B fixed plate (40) around fly leaf (21) top right side, two the welding has B slide bar (41) between B fixed plate (40), the front side fixedly connected with B motor (43) on the back lateral wall of B fixed plate (40), the output shaft tip welding of B motor (43) has B screw rod (42), threaded connection has B slider (44) on the lateral wall of B screw rod (42), B slider (44) with B slide bar (41) sliding connection, B recess (45) have been seted up at the top of B slider (44).

4. A vacuum welding furnace according to claim 3, wherein: the top of fly leaf (21) is provided with two C fixed plates (51), two C fixed plate (51) equidistance welding is in the left and right sides of square mouth (56), two all fixed mounting has B electric jar (52) on the inside wall of C fixed plate (51), two the piston rod tip of B electric jar (52) all welds with the one end of two push rods (53), two the other end of push rod (53) all welds with one side of two push plates (54), two clamping mouth (55) have all been seted up to the opposite side of push plate (54).

5. A vacuum welding furnace according to claim 1, wherein: support legs (11) are fixedly installed at four corners of the bottom of the furnace body (10), a sealing door (12) is connected to the rear side of the top of the furnace body (10) through hinges (13), sealing strips (16) are arranged at four sides of the sealing door (12), and a vacuum air suction port (22) is formed in the front side wall of the furnace body (10).

6. A vacuum welding furnace according to claim 5, wherein: an observation port (15) is formed in the sealing door (12), and a handle (14) is welded on the sealing door (12).