CN110280957A - A kind of square tubes soldering fixture - Google Patents
A kind of square tubes soldering fixture Download PDFInfo
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- CN110280957A CN110280957A CN201910704362.1A CN201910704362A CN110280957A CN 110280957 A CN110280957 A CN 110280957A CN 201910704362 A CN201910704362 A CN 201910704362A CN 110280957 A CN110280957 A CN 110280957A
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- 238000005476 soldering Methods 0.000 title claims abstract description 30
- 230000002093 peripheral effect Effects 0.000 claims abstract description 12
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims 2
- 238000003466 welding Methods 0.000 abstract description 37
- 230000000694 effects Effects 0.000 description 16
- 230000015572 biosynthetic process Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 238000007599 discharging Methods 0.000 description 4
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 238000007792 addition Methods 0.000 description 1
- 229910052786 argon Inorganic materials 0.000 description 1
- 238000013475 authorization Methods 0.000 description 1
- 210000000078 claw Anatomy 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
- B23K37/04—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work
- B23K37/0426—Fixtures for other work
- B23K37/0435—Clamps
- B23K37/0443—Jigs
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- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Butt Welding And Welding Of Specific Article (AREA)
Abstract
The present invention provides a kind of square tubes soldering fixtures, belong to welding fixture technical field.It solves existing square tubes soldering machine technical problem poor for applicability.This square tube welding fixture, including base, the base is equipped with the clamping jaw portion for clamping vertical square tube lateral wall, the push-pull rod of vertical extension and the opposite base vertical motion of energy is additionally provided on the base, the periphery of the push-pull rod, which is arranged with, positions the support tube being arranged for square tube, the lower end of the support tube and the base are connected, the outer peripheral surface of the push-pull rod has several dovetail grooves for vertically tilting extension, it is sliding combined in several dovetail grooves and shores block, the outer end for shoring block is run through and stretches out the side wall of the support tube, the block of shoring can be driven to slide with respect to support tube and abutted against outwardly in the horizontal direction with corresponding square tube inner sidewall when the push-pull rod vertical motion.The present invention can form for the square tube of different specification size and stablize effective clamping position, strong applicability.
Description
Technical field
The invention belongs to welding fixture technical fields, are related to a kind of square tubes soldering fixture.
Background technique
Currently, square tube and square tube cover board welding using argon arc welding do not fill silk manual operation completion, since this product is to square tube
There are special requirement with the concentricity of square tube cover board, manually use side weld ddge correcting mode at present, inefficiency and quality do not obtain
To guarantee.Self-centering automatic clamping fixture and robotic welding technology are used now, have obtained quality and production efficiency substantially
Degree improves.
Chinese patent if Authorization Notice No. is CN204997249U discloses a kind of square tubes soldering machine, including base, side
The square tubes soldering device of pipe fixing device, square tube rotating device and at least one set, square tube rotating device are arranged on base, thereon
End is provided with rotating platform for placing flange, and the square tube passes through square pipe fixing device and fixes and lower end and flange pair
It connects, square tubes soldering device is arranged by a translating device in rotating platform side, and the square tubes soldering device is configured with welding gun, institute
It states that welding gun is corresponding with the joint of square tube, flange, cooperates square tube rotating device can be respectively to the four of square tube by translating device
Side is welded, and the welding of square tube and flange can be completed.
Above structure is able to achieve the automatic welding of square tube and flange, but its clamping and positioning device can only be for fixed specification
Square tube product is not able to satisfy different square tube types and places the welding demand of situation, poor for applicability.It and is in the art solution
Clamp applicability the problem of mostly can from expand clamping range from the point of view of, such as change locating piece aid mode and direction or
The multistage step card slot of upper holder bottom setting, to improve the size range of clamping.
Summary of the invention
The present invention addresses the above problems in the prior art, provides a kind of square tubes soldering fixture, and the present invention to be solved
Certainly the technical issues of, is: how to improve the applicability of square tubes soldering.
Object of the invention can be realized by the following technical scheme:
A kind of square tubes soldering fixture, including base, the base are equipped with the clamping jaw for clamping vertical square tube lateral wall
Portion, which is characterized in that the push-pull rod of vertical extension and the opposite base vertical motion of energy, the push-pull rod are additionally provided on the base
Periphery be arranged with and position the support tube that is arranged for square tube, the lower end of the support tube and the base are connected, the push-pull rod
Outer peripheral surface there are several dovetail grooves for vertically tilting extension, be sliding combined in several dovetail grooves and shore block, institute
It states and shores the outer end of block and run through and stretch out the side wall of the support tube, described shore can be driven when the push-pull rod vertical motion
Block is slided outwardly in the horizontal direction with respect to support tube and is abutted against with corresponding square tube inner sidewall.
Square tube is vertically arranged on base, clamping jaw portion presss from both sides square tube from outer by square tube when welding with square tube cover board
Holding makes it keep stablizing with the relative position of square tube cover board, and then welding gun equipment carries out essence to the square tube and square tube cover board having good positioning
Quasi- welding, realizes welding processing.It can be with respect to the vertical push-pull rod of base vertical motion, in push-pull rod by being arranged on base
Periphery is arranged support tube, is slidably connected in the dovetail groove of push-pull rod outer peripheral surface setting and stretches out the block of shoring of support tube, support tube
Preliminary positioning can be carried out to square tube, square tube is avoided to be overturned before clamping by external force, when controlling push-pull rod vertical motion, shored
Block can be moved gradually outwardly by the component of horizontal direction and the position-limiting action of support tube, shore in this way block can in square tube
Side wall formation abuts against, while can cooperate inside and outside to square-tube-shaped with the clamping jaw portion in outside at positioning clamping, for not
The square tube of same specification size can be formed by the stroke of control push-pull rod and stablize effective clamping position, improve welding fixture
Applicability.
In above-mentioned square tubes soldering fixture, the block of shoring includes sliding block and top plate, the sliding block and the dovetail groove
It is slidably matched, the side of the top plate is detachably connected with the sliding block, and the other side of the top plate can be bonded top with square tube inner sidewall
It leans on.Shoring block by setting includes sliding block and top plate, and cooperates top plate and sliding block detachably, is directed to different size ruler in this way
Very little square tube can select the top plate of correspondingly-sized to be assembled on sliding block, to guarantee positioning clamping effect, further increase suitable
The property used.
In above-mentioned square tubes soldering fixture, the clamping jaw portion includes two collets that can be moved horizontally towards each other, described in two
The side of collet face all has right angle card slot, and the two sidewalls that the inner sidewall of the right angle card slot can be adjacent with square tube periphery are affixed
It leans on, the height and position of the collet is corresponding with the height and position for shoring block.By setting clamping jaw portion include two faces and
The collet that can be moved toward one another in the horizontal direction, and the right angle card slot that setting can cooperate with the right angle of square tube on collet, exist in this way
Four sides of square tube periphery can be bonded support respectively by the side wall for completing to clamp latter two right angle card slot, guarantee clamping effect, if
The height and position for setting collet is corresponding with the height and position for shoring block, and the chucking power of such two sides can be applied to same section of square tube
On, the square tube cover board concentricity that this section of welding is arranged in this way is higher.
Alternatively, the clamping jaw portion includes two collets that can be moved horizontally towards each other, and the collet includes folder
Block one, fixture block two and the actuating arm that can be moved in the horizontal direction have inclined-plane one on the fixture block one, have on the fixture block two
Inclined-plane two, fixture block two face of the fixture block one in the direction of motion of collet and another collet on any collet, the fixture block
One with the actuating arm be connected, be fixed on the actuating arm it is several along the direction of motion extend guiding axis, if the fixture block two with
The guiding axis to be done to be slidably connected, the periphery of the guiding axis is arranged with the pressure spring that both ends are abutted against with actuating arm and fixture block two respectively,
The right angle mutually to recline for two sidewalls adjacent with square tube periphery can be formed between the inclined-plane one and inclined-plane two when square tube clamps
Card slot.Square tube biggish for some specifications, its angle will not completely and collet after being sheathed with support tube periphery for square tube
Or shore the angle of block and be adapted, or even know to form the angle close to 45 degree just, in this way when collet with shore block right
Square tube clamp when under the influence of certain frictional force, the outboard sidewalls of square tube respectively with collet and shore block formation line contact, this
The clamp position of sample prescription pipe entirety can be highly unstable, and also welding gun can be made to be difficult to position；By be arranged collet include fixture block one,
Fixture block two and the actuating arm that can be moved in the horizontal direction, fixture block one and actuating arm are connected, and fixture block two passes through guiding axis and actuating arm
It is slidably connected, and is arranged the pressure spring that can control two position of fixture block in guiding axis periphery, the fixture block one and fixture block two on a collet divide
Not with the fixture block two and the face in the horizontal direction of fixture block one on another collet, so in the initial state, fixture block two is in pressure spring
Certain distance can be exceeded with respect to fixture block one under effect, even if above-mentioned situation occurs in the placed angle of initial square tube, when collet court
Square tube close to when, the inclined-plane two on fixture block two can be contacted first with a seamed edge of square tube, and seamed edge corresponding with inclined-plane one in square tube
Do not contacted in inclined-plane one also, in this way since the load of two sides is different, square tube can be made to gradually rotate, the compression of final pressure spring in place and
Fitting is kept away in two sides adjacent with square tube respectively for inclined-plane one and inclined-plane two, and two fixture blocks two jointly act on square tube from two sides, into
One step ensures the smooth rotation adjustment of square tube, so that the square tube for placing initial placement for any angle is able to achieve effective clamping
Positioning improves applicability.
In above-mentioned square tubes soldering fixture, the bottom of the right angle card slot has vertically extending recessing groove.By
Vertically extending recessing groove is arranged in the bottom of right angle card slot, and such recessing groove can provide resigning for the rectangular edge of square tube, from
And that improves the inner sidewall of right angle card slot and square tube lateral wall is bonded effect.
In above-mentioned square tubes soldering fixture, the upper end end face of the support tube has the positioning for positioning square tube cover board
Pin.By the way that positioning pin is arranged in the upper end end face of support tube, so before welding square tube cover plate central open up location hole can with it is fixed
Position pin cooperates and realizes the limit of square tube cover board, to keep square tube cover board opposite with the position of square tube stable, guarantees welding effect.
In above-mentioned square tubes soldering fixture, the periphery of the support tube is arranged with the lifting platform for being used to support square tube, institute
Stating lifting platform can slide up and down along support tube, and the outer peripheral surface of the lifting platform is spirally connected the positioning bolt for being inserted with and radially extending, institute
The inner end for stating positioning bolt can mutually be abutted against with the lateral wall of the support tube.Being arranged by the periphery in support tube can slide up and down
The lower end of lifting platform, square tube may be supported on lifting platform, and positioning bolt is arranged in the outer peripheral surface of lifting platform, in this way for difference
The square tube of length can be it in the realization welding operation of most suitable position by adjusting the position of lifting platform, further increase suitable
The property used.
In above-mentioned square tubes soldering fixture, the base is equipped with press platform, and the press platform is equipped with can be vertically
The telescopic arm of movement, being connected on the telescopic arm can be with the pressure head of the vertical face of the support tube.By being arranged on base
Press platform, and on press platform setting can vertical motion telescopic arm, and connect on telescopic arm with the vertical face of support tube
Pressure head, in this way after square tube cover board is installed, pressure head, which is pressed to square tube lid surface, when controllable telescopic arm moves downward makes its position
Stabilization is set, to guarantee welding effect and applicability.
In above-mentioned square tubes soldering fixture, in horn-like, the lower end surface of the pressure head, which has, to be used for for the lower end of the pressure head
Accommodate the locating slot of the positioning pin.The effect of pressure head Yu square tube cover board can be improved in horn-like in lower end by the way that pressure head is arranged
Range improves and compresses effect, by the way that locating slot is arranged in the lower end surface of pressure head, can avoid positioning pin in this way and pressure head is interfered, protect
Card compresses effect.
In above-mentioned square tubes soldering fixture, the press platform is slidably connected in the horizontal direction with the base.By setting
Top set, which is presented a theatrical performance as the last item on a programme, to be slided in the horizontal direction on base, and telescopic arm is first lifted segment distance when the welding is completed in this way, then pushed up
Presenting a theatrical performance as the last item on a programme can be realized the smooth discharging of square tube moving horizontally certain distance, avoid the design length of the telescopic arm in discharging too long
Keep overall structure not compact enough.
Compared with prior art, advantages of the present invention is as follows:
1, this square tube welding fixture can pushed and pulled by being arranged on base with respect to the vertical push-pull rod of base vertical motion
The periphery of bar is arranged support tube, is slidably connected in the dovetail groove of push-pull rod outer peripheral surface setting and stretches out the block of shoring of support tube, props up
Stay tube can carry out preliminary positioning to square tube, and square tube is avoided to be overturned before clamping by external force, when controlling push-pull rod vertical motion,
Shoring block can gradually be moved outwardly by the component of horizontal direction and the position-limiting action of support tube, and shoring block in this way can be with square tube
Inner sidewall formation abut against, while can with the clamping jaw portion in outside cooperate from inside and outside to square-tube-shaped at positioning clamping, needle
The square tube of different specification size can be formed by the stroke of control push-pull rod and stablize effective clamping position, improve weld clip
The applicability of tool.
2, this square tube welding fixture is arranged the lifting platform that can slide up and down by the periphery in support tube, and the lower end of square tube can
It is supported on lifting platform, and positioning bolt is set in the outer peripheral surface of lifting platform, can pass through for the square tube of different length in this way
The position for adjusting lifting platform is it in the realization welding operation of most suitable position, further increases applicability.
Detailed description of the invention
Fig. 1 is the schematic perspective view of one working condition of embodiment.
Fig. 2 is the schematic perspective view of embodiment one.
Fig. 3 is the portion the A enlarged drawing in Fig. 2.
Fig. 4 is the schematic diagram of the section structure of embodiment one.
Fig. 5 is the body structural schematic diagram of support tube and push-pull rod matable assembly.
Fig. 6 is the body structural schematic diagram of push-pull rod component.
Fig. 7 is the portion the B enlarged drawing in Fig. 6.
Fig. 8 is the schematic perspective view of embodiment two.
Fig. 9 is the portion the C enlarged drawing in Fig. 8.
Figure 10 is the sectional perspective structural schematic diagram of collet in embodiment two.
Figure 11 is the partial profile structure of collet in embodiment two.
In figure, 1, base；2, clamping jaw portion；
3, push-pull rod；31, dovetail groove；
4, support tube；41, positioning pin；
5, block is shored；51, sliding block；52, top plate；
6, collet；61, right angle card slot；62, fixture block one；621, inclined-plane one；63, fixture block two；631, inclined-plane two；64, it drives
Arm；641, guiding axis；65, pressure spring；66, recessing groove；
7, lifting platform；71, positioning bolt；
8, platform is pressed；81, telescopic arm；82, pressure head；821, locating slot.
Specific embodiment
Following is a specific embodiment of the present invention in conjunction with the accompanying drawings, technical scheme of the present invention will be further described,
However, the present invention is not limited to these examples.
Embodiment one:
As shown in figs. 1-7, this square tube welding fixture includes base 1, and base 1 is equipped with for clamping vertical square tube lateral wall
Clamping jaw portion 2, be additionally provided on base 1 it is vertical extend and can opposite 1 vertical motion of base push-pull rod 3, the periphery set of push-pull rod 3
Equipped with the support tube 4 being arranged is positioned for square tube, the lower end of support tube 4 and base 1 are connected, if the outer peripheral surface of push-pull rod 3 has
The dovetail groove 31 for vertically tilting extension is done, is sliding combined in several dovetail grooves 31 and shores block 5, the outer end for shoring block 5 is passed through
The side wall for wearing and stretching out support tube 4 can drive when 3 vertical motion of push-pull rod and shore the opposite support tube 4 of block 5 court in the horizontal direction
Outer sliding is simultaneously abutted against with corresponding square tube inner sidewall.Square tube is vertically arranged at base 1 when welding with square tube cover board by square tube
On, clamping jaw portion 2 carries out clamping to square tube it is made to keep stablizing with the relative position of square tube cover board from outer, and then welding gun equipment is to fixed
Position good square tube and square tube cover board are precisely welded, and realize welding processing.It can be erected base 1 relatively by being arranged on base 1
To the vertical push-pull rod 3 of movement, push-pull rod 3 can be driven by driving sources such as commercially available cylinders, be arranged support in the periphery of push-pull rod 3
Pipe 4, be slidably connected in the dovetail groove 31 of 3 outer peripheral surface of push-pull rod setting stretch out support tube 4 shore block 5, support tube 4 can other side
Pipe carries out preliminary positioning, and square tube is avoided to be overturned before clamping by external force, when controlling 3 vertical motion of push-pull rod, shore block 5 by
The position-limiting action of component and support tube 4 to horizontal direction can be moved gradually outwardly, and shoring block 5 in this way can be with the inside of square tube
Wall formation abuts against, while can cooperate inside and outside to square-tube-shaped with the clamping jaw portion 2 in outside at positioning clamping, for difference
The square tube of specification can be formed by the stroke of control push-pull rod 3 and stablize effective clamping position, improve welding fixture
Applicability.For further, shoring block 5 includes sliding block 51 and top plate 52, and sliding block 51 is slidably matched with dovetail groove 31, top plate 52
Side is detachably connected with sliding block 51, and the other side of top plate 52 can be bonded with square tube inner sidewall to be abutted against.Block 5 is shored by setting to wrap
Sliding block 51 and top plate 52 are included, and cooperates top plate 52 and sliding block 51 detachably, it in this way can for the square tube of different specification size
To select the top plate 52 of correspondingly-sized to be assembled on sliding block 51, to guarantee positioning clamping effect, applicability is further increased.Folder
Claw 2 includes two collets 6 that can be moved horizontally towards each other, and collet 6 can be driven by commercially available cylinder, the side of two collets, 6 face
Right angle card slot 61 is all had, the two sidewalls that the inner sidewall of right angle card slot 61 can be adjacent with square tube periphery mutually recline, the height of collet 6
Position is corresponding with the height and position for shoring block 5.Include two faces by setting clamping jaw portion 2 and can transport in opposite directions in the horizontal direction
Dynamic collet 6, and the right angle card slot 61 that setting can cooperate with the right angle of square tube on collet 6 are completed to clamp latter two in this way
Four sides of square tube periphery can be bonded support respectively by the side wall of right angle card slot 61, guarantee clamping effect, and the height of collet 6 is arranged
Position is corresponding with the height and position for shoring block 5, and the chucking power of such two sides can be applied on same section of square tube, is arranged in this way
It is higher in the square tube cover board concentricity of this section of welding.Preferably, the bottom of right angle card slot 61 has vertically extending recessing groove
66.By the way that vertically extending recessing groove 66 is arranged in the bottom of right angle card slot 61, such recessing groove 66 can be the right angle of square tube
Seamed edge provides resigning, so that improves the inner sidewall of right angle card slot 61 and square tube lateral wall is bonded effect.The upper end end of support tube 4
Face has the positioning pin 41 for positioning square tube cover board.By the way that positioning pin 41 is arranged in the upper end end face of support tube 4, welding in this way
Tube cover plate center, which opens up location hole, in front of connecing can cooperate and realize the limit of square tube cover board with positioning pin 41, to make square tube cover board
It is opposite with the position of square tube stable, guarantee welding effect.
As shown in Figure 1, Figure 2, Figure 4 shows, the periphery of support tube 4 is arranged with the lifting platform 7 for being used to support square tube, 7 energy of lifting platform
It is slided up and down along support tube 4, the outer peripheral surface of lifting platform 7 is spirally connected the positioning bolt 71 for being inserted with and radially extending, positioning bolt 71
Inner end can mutually be abutted against with the lateral wall of support tube 4.By being arranged the lifting platform 7 that can slide up and down in the periphery of support tube 4, side
The lower end of pipe may be supported on lifting platform 7, and positioning bolt 71 is arranged in the outer peripheral surface of lifting platform 7, be directed to different length in this way
Square tube can realize welding operation in most suitable position by the way that adjust the position of lifting platform 7 be it, further increase applicable
Property.
As shown in Figure 1, Figure 2, Figure 4 shows, base 1 is equipped with press platform 8, and press platform 8 is flexible equipped with what can vertically be moved
Arm 81, being connected on telescopic arm 81 can be with the pressure head 82 of the vertical face of support tube 4.By the way that press platform 8 is arranged on base 1, and
On press platform 8 setting can vertical motion telescopic arm 81, and connected and the pressure head of the vertical face of support tube 4 on telescopic arm 81
82, in this way after square tube cover board is installed, the press of pressure head 82 to square tube lid surface makes it when controllable telescopic arm 81 moves downward
Position is stablized, to guarantee welding effect and applicability.For further, the lower end of pressure head 82 is in horn-like, under pressure head 82
End face has the locating slot 821 for accommodating positioning pin 41.Pressure head 82 can be improved in horn-like in lower end by the way that pressure head 82 is arranged
It with the sphere of action of square tube cover board, improves and compresses effect, by the way that locating slot 821 is arranged in the lower end surface of pressure head 82, can keep away in this way
Exempt from positioning pin 41 and pressure head 82 is interfered, guarantees to compress effect.Press platform 8 is slidably connected in the horizontal direction with base 1.Pass through setting
Press platform 8 can slide in the horizontal direction on base 1, and press platform 8 can be driven by the commercially available driving source such as cylinder, work as weldering in this way
Telescopic arm 81 is first lifted segment distance after the completion of connecing, and then pressing platform 8 moving horizontally certain distance can be realized the suitable of square tube
Smooth discharging avoids the design length of the telescopic arm 81 in discharging is too long from keeping overall structure not compact enough.
Embodiment two:
As illustrated in figs. 8-11, the present embodiment is basically the same as the first embodiment, the difference is that: clamping jaw portion 2 includes two
The collet 6 that can be moved horizontally towards each other, collet 6 include fixture block 1, fixture block 2 63 and the actuating arm 64 that can be moved in the horizontal direction,
There is inclined-plane 1 on fixture block 1, there is inclined-plane 2 631 on fixture block 2 63, the edge of the fixture block 1 on any collet 6 moves
2 63 face of fixture block on direction and another collet 6, fixture block 1 and actuating arm 64 are connected, and several edges are fixed on actuating arm 64
The guiding axis 641 that the direction of motion extends, fixture block 2 63 are slidably connected with several guiding axis 641, and the periphery of guiding axis 641 is arranged with
The pressure spring 65 that both ends are abutted against with actuating arm 64 and fixture block 2 63 respectively, when square tube clamps between inclined-plane 1 and inclined-plane 2 631
Right angle card slot 61 can be formed.Square tube biggish for some specifications, its angle is not after being sheathed with 4 periphery of support tube for square tube
Can completely with collet 6 or shore the angle of block 5 and be adapted, or even know to form the angle close to 45 degree just, work as folder in this way
First 6 with shore block 5 in other side's tube grip under the influence of certain frictional force, the outboard sidewalls of square tube respectively with collet 6 and top
Bracer 5 forms line contact, and the clamp position of such square tube entirety can be highly unstable, and also welding gun can be made to be difficult to position；Pass through
Collet 6 is set and includes fixture block 1, fixture block 2 63 and the actuating arm 64 that can be moved in the horizontal direction, fixture block 1 and actuating arm 64
It is connected, fixture block 2 63 is slidably connected by guiding axis 641 with actuating arm 64, and is arranged in 641 periphery of guiding axis and be can control fixture block
The pressure spring 65 of 2 63 positions, fixture block 1 and fixture block 2 63 on a collet 6 respectively with the fixture block 2 63 and folder on another collet 6
The face in the horizontal direction of block 1, so in the initial state, fixture block 2 63 can opposite fixture blocks 1 under the action of pressure spring 65
Beyond certain distance, even if there is above-mentioned situation in the placed angle of initial square tube, when collet 6 towards square tube close to when, fixture block two
Inclined-plane 2 631 on 63 can be contacted first with a seamed edge of square tube, and seamed edge corresponding with inclined-plane 1 is not also in inclined-plane in square tube
One 621 contacts can be such that square tube gradually rotates in this way since the load of two sides is different, compress inclined-plane in place in final pressure spring 65
One 621 and keep away fitting for two sides adjacent with square tube respectively on inclined-plane 2 631, and two fixture blocks 2 63 jointly make square tube from two sides
With square tube smooth rotation adjustment being further ensured that, so that the square tube for placing initial placement for any angle is able to achieve effectively
Clamping position, improve applicability.Preferably, fixture block 1 and fixture block 2 63 are heat conduction material materials and parts.
Specific embodiment described herein only illustrate the spirit of the present invention by way of example.The technical field of the invention
Technical staff can make various modifications or additions to the described embodiments or be substituted in a similar manner,
However, it does not deviate from the spirit of the invention or beyond the scope of the appended claims.
Claims (10)
1. a kind of square tubes soldering fixture, including base (1), the base (1) is equipped with for clamping vertical square tube lateral wall
Clamping jaw portion (2), which is characterized in that the push-and-pull of vertical extension and opposite base (1) vertical motion of energy is additionally provided on the base (1)
Bar (3), the periphery of the push-pull rod (3), which is arranged with, positions the support tube (4) that is arranged for square tube, under the support tube (4)
End is connected with the base (1), and the outer peripheral surface of the push-pull rod (3) has several dovetail grooves (31) for vertically tilting extension, if
It does to be sliding combined in the dovetail groove (31) and shore block (5), the outer end for shoring block (5) is run through and stretches out the support
The side wall for managing (4) can drive shore block (5) opposite support tube (4) along level side when the push-pull rod (3) vertical motion
It abuts against to sliding outwardly and with corresponding square tube inner sidewall.
2. square tubes soldering fixture according to claim 1, which is characterized in that it is described shore block (5) include sliding block (51) and
Top plate (52), the sliding block (51) are slidably matched with the dovetail groove (31), the side of the top plate (52) and the sliding block (51)
It is detachably connected, the other side of the top plate (52) can be bonded with square tube inner sidewall to be abutted against.
3. square tubes soldering fixture according to claim 1 or 2, which is characterized in that the clamping jaw portion (2) can water including two
The flat collet (6) moved toward one another, the side of two collet (6) faces all have right angle card slot (61), the right angle card slot
(61) inner sidewall can be adjacent with square tube periphery two sidewalls mutually recline, the height and position of the collet (6) and described shore block (5)
Height and position it is corresponding.
4. square tubes soldering fixture according to claim 1 or 2, which is characterized in that the clamping jaw portion (2) can water including two
The flat collet (6) moved toward one another, the collet (6) include fixture block one (62), fixture block two (63) and can move in the horizontal direction
Actuating arm (64) has inclined-plane one (621) on the fixture block one (62), has inclined-plane two (631) on the fixture block two (63), appoint
Fixture block two (63) face of fixture block one (62) in the direction of motion of collet (6) and another collet (6) on one collet (6),
The fixture block one (62) and the actuating arm (64) are connected, and several leading along direction of motion extension are fixed on the actuating arm (64)
To axis (641), the fixture block two (63) is slidably connected with several guiding axis (641), and the periphery of the guiding axis (641) is arranged
The pressure spring (65) for thering are both ends to abut against respectively with actuating arm (64) and fixture block two (63), the inclined-plane one (621) when square tube clamps
The right angle card slot (61) mutually to recline for two sidewalls adjacent with square tube periphery can be formed between inclined-plane two (631).
5. square tubes soldering fixture according to claim 3, which is characterized in that the bottom of the right angle card slot (61) has perpendicular
To the recessing groove (66) of extension.
6. square tubes soldering fixture according to claim 1 or 2, which is characterized in that the upper end end face of the support tube (4) has
There is the positioning pin (41) for positioning square tube cover board.
7. square tubes soldering fixture according to claim 1 or 2, which is characterized in that the periphery of the support tube (4) is arranged with
It is used to support the lifting platform (7) of square tube, the lifting platform (7) can slide up and down along support tube (4), the periphery of the lifting platform (7)
Face is spirally connected the positioning bolt (71) for being inserted with and radially extending, and the inner end of the positioning bolt (71) can be with the support tube (4)
Lateral wall mutually abuts against.
8. square tubes soldering fixture according to claim 6, which is characterized in that the base (1) is equipped with press platform (8),
Press platform (8) is equipped with the telescopic arm (81) that can vertically move, and being connected on the telescopic arm (81) can be with the branch
The pressure head (82) of the vertical face of stay tube (4).
9. square tubes soldering fixture according to claim 8, which is characterized in that the lower end of the pressure head (82) in horn-like,
The lower end surface of the pressure head (82) has the locating slot (821) for accommodating the positioning pin (41).
10. square tubes soldering fixture according to claim 8, which is characterized in that the press platform (8) and the base (1)
It is slidably connected in the horizontal direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910704362.1A CN110280957B (en) | 2019-07-31 | 2019-07-31 | Square tube welding fixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910704362.1A CN110280957B (en) | 2019-07-31 | 2019-07-31 | Square tube welding fixture |
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| CN110280957A true CN110280957A (en) | 2019-09-27 |
| CN110280957B CN110280957B (en) | 2024-08-27 |
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|---|---|---|---|
| CN201910704362.1A Active CN110280957B (en) | 2019-07-31 | 2019-07-31 | Square tube welding fixture |
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| CN (1) | CN110280957B (en) |
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| CN111151878A (en) * | 2020-03-18 | 2020-05-15 | 王军 | Square tube welding equipment |
| CN113878284A (en) * | 2021-11-05 | 2022-01-04 | 苏州安嘉自动化设备有限公司 | Table chair frame automatic assembly welding system |
| CN114289911A (en) * | 2021-12-31 | 2022-04-08 | 宁波敏实汽车零部件技术研发有限公司 | Pipe fitting positioning device and machining clamping tool |
| CN114700625A (en) * | 2022-06-06 | 2022-07-05 | 江苏楚亚电气科技有限公司 | Self-positioning welding device for vegetable storage rack and using method of self-positioning welding device |
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| Publication number | Publication date |
|---|---|
| CN110280957B (en) | 2024-08-27 |
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