CN109834376A - A kind of automatic adjustment welding gun head tungsten needle height locating device - Google Patents
A kind of automatic adjustment welding gun head tungsten needle height locating device Download PDFInfo
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- CN109834376A CN109834376A CN201711213947.0A CN201711213947A CN109834376A CN 109834376 A CN109834376 A CN 109834376A CN 201711213947 A CN201711213947 A CN 201711213947A CN 109834376 A CN109834376 A CN 109834376A
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- mounting rack
- tungsten needle
- locking
- locking sleeve
- hole
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Abstract
The present invention relates to a kind of automatic adjustment welding gun head tungsten needle height locating devices, it is characterised in that: including mounting rack；Locking sleeve, it is fixed on mounting rack, there is up big and down small stepped hole in locking sleeve, the top of small hole portion forms locking hole in shrink mouth shape, the extrusion fit of the outer ramp of locking hole and installing pipe and elastic bayonet lock is clamped, the bottom surface of small hole portion is provided with perforation；Gland is locked, it is removable lining to be connected on locking sleeve, in the state that locking gland is connected on locking sleeve, it can contradict with the top surface of the installing pipe in stepped hole to form downward pressure；Positioning plate is constrained on mounting rack and can be slid up and down along mounting rack, and positioning plate is located at the lower section of locking sleeve, and the distance between positioning plate and the bottom surface of locking sleeve form positioning spacing；Driving structure, to drive positioning plate to slide up and down.It is a kind of energy positioning device that is convenient and efficient and automatically being positioned to tungsten needle, which also has the advantages that accurate positioning.
Description
Technical field
The present invention relates to a kind of positioning tool more particularly to a kind of automatic adjustment welding gun head tungsten needle height locating devices.
Background technique
The common method that welding is machining is carried out to component using argon arc welding machine, the tungsten needle in argon arc welding machine is plugged in
Lower end has in the installing pipe of elastic bayonet lock, and the lower end of installing pipe is arranged with the copper sheathing for clamping elastic bayonet lock, will finally consolidate again
Surely there is the installing pipe of tungsten needle to plug on the connector fixed to argon arc welding machine, welded.Such as a Patent No. ZL
A kind of Chinese utility model patent " hand tungsten argon arc welding weldering of CN201120216919.6 (notification number CN202123313U)
Rifle " disclose such a tungsten needle mounting structure.
Argon arc welding machine height of tungsten needle opposite piece in welding has higher requirements, and the height between tungsten needle and workpiece is suitable
It just can guarantee good welding quality, there is dirt to need to polish by welding rear surface in tungsten needle, welding is changed after polishing most
Good distance needs to adjust, and tungsten needle height is made to be restored to best welding distance.
A device that can be easily and fast positioned to tungsten needle how is designed, is those skilled in the art's needs
One of the technical issues of solution.
Summary of the invention
It is convenient and efficient simultaneously the technical problem to be solved by the present invention is to provide a kind of energy for above-mentioned state of the art
The automatic adjustment welding gun head tungsten needle height locating device automatically positioned to tungsten needle, the positioning device also have positioning accurate
Quasi- advantage.
The technical scheme of the invention to solve the technical problem is: a kind of automatic adjustment welding gun head tungsten needle height
Positioning device, it is characterised in that: including mounting rack；Locking sleeve is fixed on mounting rack, is had in locking sleeve up big and down small
Stepped hole, the big hole portion of stepped hole is for being inserted with the installing pipe of tungsten needle axially across the small hole portion of stepped hole is for installing pipe
Elastic bayonet lock protrudes into, and in shrink mouth shape to form locking hole, the outer ramp of locking hole and installing pipe is squeezed on the top of small hole portion
Press-fit and elastic bayonet lock is clamped, the bottom surface of small hole portion, which is provided with, is pierced by perforation for tungsten needle；Gland is locked, it is removable lining to be connected to
On locking sleeve, in the state that locking gland is connected on locking sleeve, it can be contradicted with the top surface of the installing pipe in stepped hole
To form downward pressure, it is ensured that the extrusion fit of the outer ramp of locking hole and installing pipe；Positioning plate constrains on mounting rack simultaneously
It can be slid up and down along mounting rack, positioning plate is located at the lower section of locking sleeve, the distance between positioning plate and the bottom surface of locking sleeve
Form the positioning spacing positioned to tungsten needle；Driving structure, to drive positioning plate to slide up and down.
The rear end of above-mentioned positioning plate has sliding block, and the left and right sides of sliding block is mounted on mounting rack by wood side-guide structure
It can slide up and down, the driving structure drives the sliding block to slide up and down.Because positioning plate is plate, it has not been convenient to sliding rail knot be arranged
Structure, sliding block may be designed to bulk, facilitate setting side rails, sliding block is mounted on mounting rack by side rails structure to be ensured on sliding block
Lower sliding is steady, and block-like sliding block is also conducive to driving structure driving.
Driving structure will not only drive sliding block to slide up and down, it is also necessary to by slider locks on some position, above-mentioned driving
Structure includes the threaded drive rod that rotation is driven by motor, and the lower end of threaded drive rod is supported on mounting rack by bearing, institute
State the threaded hole for being provided on sliding block and passing through for threaded drive rod.This driving structure is screw drive structure, not only transmission distance essence
Degree is high, and can accurately obtain mobile distance, screw-driven can step-less adjustment first, it can be achieved that positioning plate short distance is adjusted, energy
More precisely adjust out suitable tungsten needle height.
It further improves, above-mentioned mounting rack, which is equipped with, incudes magnet valve under to control the up stroke that motor stops working
Stroke incudes magnet valve, is fixed on sliding block to incude magnet valve and the down stroke induction matched induction rod of magnet valve with up stroke,
With being moved on sliding block with after up stroke induction magnet valve or down stroke induction magnet valve corresponding position, motor stops working induction rod.It is logical
The setting for crossing up stroke induction magnet valve and down stroke induction magnet valve can accurately obtain positioning spacing, when up stroke induction magnet valve is under
Stroke incudes after magnet valve position is set the automatic adjustment, it can be achieved that positioning spacing.
Preferably, above-mentioned up stroke induction magnet valve and down stroke induction magnet valve can slide up and down be mounted on the installation
The side of frame.It is conducive to incude up stroke magnet valve in this way and the upper and lower position of down stroke induction magnet valve carries out step-less adjustment.
The installing pipe for being inserted with tungsten needle after positioning for convenience is taken out from locking sleeve, the screw top of above-mentioned installing pipe
It is connected with the shadoof for upwardly extending setting, locks and is provided with the hole being pierced by upwards for shadoof on gland.When taking-up, gland will be first locked
It removes, the installing pipe for being inserted with tungsten needle can be taken out by then holding shadoof, and shadoof is finally screwed out installing pipe, can be mounted on
It is used on the copper sheathing of welding machine.
Fixed plate is fixed at the top of above-mentioned locking sleeve, fixed plate is fixed on mounting rack, is provided in fixed plate for rank
The socket that the top in terraced hole reveals, sets that there are two the convex closing piece in side, the fixed plates on the periphery wall of the locking gland
The peripheral wall of socket be provided with and be inserted into notched limiting slot for closing piece.It is a kind of gland axial limiting that will lock in locking sleeve
On structure, as long as insertion pushes rotation again locking can be realized when operation.
It being further improved, the top of above-mentioned mounting rack is mounted on the back side of the top plate of welder frame by upper guide rail structure,
The lower part of the mounting rack is mounted on the back side of the bottom plate of welder frame by lower guide rail structure.It in this way can be by entire positioning device
It is arranged on welding machine, after the completion of positioning, can be quickly used to welding machine, and positioning device can slide with respect to mounting rack or so,
The clear position of the mobile welder frame of positioning device can will not be formed interference to normal welding operation.
Compared with the prior art, the advantages of the present invention are as follows: drive positioning plate to slide up and down by driving structure, Jin Erke
The positioning spacing formed between positioning plate and the bottom surface of locking sleeve is adjusted, after the completion of positioning spacing is adjusted, removes lock
The installing pipe for being inserted with tungsten needle in advance is inserted by gland from stepped hole, and the elastic bayonet lock of installing pipe protrudes into the small of stepped hole
Hole portion, tungsten needle are then pierced by the perforation of locking sleeve bottom surface, until tungsten needle lower end and positioning plate contradict, installing pipe is moved down, because of tungsten
Needle lower end is resisted, so that tungsten needle is moved up with respect to installing pipe, this section of the locking hole in stepped hole is similar to the true use of simulation
Then locking gland is connected on locking sleeve by the copper sheathing internal structure under scene, be connected to locking sleeve in locking gland
In the state of upper, it can contradict with the top surface of the installing pipe in stepped hole to form downward pressure, until locking hole and installing pipe
The extrusion fit of outer ramp and elastic bayonet lock is tightened, with the clamping degree of installing pipe in actual use basic one
Cause, at this moment the position where tungsten needle be exactly in its practical application scene where position, by positioning spacing automatic adjustment,
Ensure that the tungsten needle after the present apparatus positions exposes outside the distance of installing pipe and is unified and meets best welding requirements, uses completion
Afterwards, locking gland is opened, the installing pipe after the completion of tungsten needle is positioned is taken out, and uses on the copper sheathing of last shape set welding machine.
Detailed description of the invention
Fig. 1 is the schematic perspective view of the embodiment of the present invention；
Fig. 2 is the three-dimensional cutaway view of the embodiment of the present invention；
Fig. 3 is the schematic perspective view under use state of the embodiment of the present invention；
Fig. 4 is the three-dimensional cutaway view under use state of the embodiment of the present invention；
Fig. 5 is the stereogram exploded view under use state of the embodiment of the present invention；
The schematic perspective view of installing pipe with tungsten needle of the Fig. 6 after the embodiment of the present invention positions.
Specific embodiment
The present invention will be described in further detail below with reference to the embodiments of the drawings.
It as shown in figs. 1 to 6, is a preferred embodiment of the present invention.
A kind of automatic adjustment welding gun head tungsten needle height locating device, it is characterised in that: including
Mounting rack 2 on welder frame 1 is set, and the top of mounting rack 2 is mounted on welding machine machine by upper guide rail structure 9b
The back side of the top plate of frame 1, the lower part of mounting rack are mounted on the back side of the bottom plate of welder frame 1 by lower guide rail structure 9c.
Locking sleeve 3 is fixed on mounting rack 2, and the top of locking sleeve 3 is fixed with fixed plate 31, and fixed plate 31 is fixed
On mounting rack 2.There is up big and down small stepped hole 6, the top being provided in fixed plate 31 for stepped hole 6 is shown in locking sleeve 3
The socket 311 exposed, the big hole portion 62 of stepped hole 6 is for being inserted with the installing pipe 5 of tungsten needle 4 axially across the aperture of stepped hole 6
Portion 61 is protruded into for the elastic bayonet lock 51 of installing pipe 5, and the top of small hole portion 61 forms locking hole 611, locking hole in shrink mouth shape
611 clamp elastic bayonet lock 51 with the extrusion fit of the outer ramp 52 of installing pipe 5, and the bottom surface of small hole portion 61 is provided with for tungsten needle
4 are pierced by perforation 63.
Gland 7 is locked, it is removable lining to be connected on locking sleeve 3, the shape on locking sleeve 3 is connected in locking gland 7
It under state, can contradict with the top surface of the installing pipe 5 in stepped hole 6 to form downward pressure, it is ensured that locking hole 611 and installing pipe 5
The extrusion fit of outer ramp 52；Locking gland 7 in the present embodiment is used to be locked with flowering structure and fixed plate 31, locks gland
The closing piece 72 convex there are two side is set on 7 periphery wall, the peripheral wall of the socket 311 of fixed plate, which is provided with, is inserted into band notch 313 for closing piece
Limiting slot 312.
Positioning plate 8 is constrained on mounting rack 2 and can be slid along about 2 mounting rack, and the rear end of positioning plate 8 has sliding block 81,
The left and right sides of sliding block 81 is mounted on mounting rack 2 by wood side-guide structure 9a and can be slid up and down, and positioning plate 8 is located at lock sleeve
The distance between bottom surface of the lower section of pipe 3, positioning plate 8 and locking sleeve 3 forms the positioning space D positioned to tungsten needle 4.
Driving structure, to drive about 8 positioning plate to slide.Driving structure drives about 81 sliding block to slide.Driving structure
Including the threaded drive rod 11 by the driving rotation of motor 10, the lower end of threaded drive rod 11 is supported on mounting rack 2 by bearing,
The threaded hole passed through for threaded drive rod 11 is provided on sliding block 81.
Mounting rack 2 is equipped with to control the up stroke induction magnet valve 12a and down stroke induction magnetic that motor 10 stops working
Valve 12b is fixed on sliding block 81 to incude magnet valve 12a and the down stroke induction matched induction rod of magnet valve 12b with up stroke
811, induction rod 811 with moved on sliding block with up stroke incude magnet valve 12a or down stroke induction the corresponding position magnet valve 12b after,
Motor 10 stops working.What up stroke induction magnet valve 12a and down stroke induction magnet valve 12b can slide up and down is mounted on mounting rack 2
Side.
The screw top of installing pipe 5 is connected with the shadoof 13 for upwardly extending setting, lock be provided on gland 7 for shadoof 13 to
On the hole 71 that is pierced by.
The operation principle and process of this positioning tool is as follows:
The position for first incuding magnet valve 12a and down stroke induction magnet valve 12b to up stroke is adjusted, and motor 10 works, and leads to
The rotation for crossing threaded drive rod 11 drives positioning plate 8 to move up with sliding block 81 under the action of screw-driven, until induction rod 811
Magnet valve 12a cooperation position is incuded with up stroke with moving on sliding block, motor 10 stops working,
The positioning space D formed between positioning plate 8 and the bottom surface of locking sleeve 3 is adjusted, positioning space D has been adjusted
Cheng Hou removes locking gland 7, the installing pipe 5 for being inserted with tungsten needle 4 in advance is inserted into from stepped hole 6, the elastic card of installing pipe 5
Mouth 51 protrudes into the small hole portion 61 of stepped hole 6, and tungsten needle 4 is then pierced by the perforation 63 of small 61 bottom surface of hole portion, until 4 lower end of tungsten needle and positioning
Plate 8 contradicts, and installing pipe 5 moves down, because 4 lower end of tungsten needle is resisted, so that tungsten needle 4 is moved up with respect to installing pipe 5, in stepped hole 6
611 this section of locking hole is similar to the copper sheathing internal structure simulated under true usage scenario, and locking gland 7 is then connected to lock
On fixed pipe 3, in the state that locking gland 7 is connected on locking sleeve 3, it can be supported with the top surface of the installing pipe 5 in stepped hole 6
Touching to form downward pressure, until the extrusion fit of locking hole 611 and the outer ramp 52 of installing pipe 5 and elastic bayonet lock 51 is received
Tightly, almost the same with the clamping degree of installing pipe 5 in actual use, at this moment the position where tungsten needle 4 is exactly its reality
Position where in application scenarios passes through the automatic adjustment to positioning space D, it is ensured that the tungsten needle 4 after the present apparatus positions is exposed
The distance of installing pipe 5 is unified and meets best welding requirements out, after the completion of use, opens locking gland 7, tungsten needle 4 is determined
Installing pipe 5 after the completion of position is taken out, as shown in fig. 6, using on the copper sheathing of last shape set welding machine.
Claims (8)
1. a kind of automatic adjustment welding gun head tungsten needle height locating device, it is characterised in that: including
Mounting rack (2)；
Locking sleeve (3) is fixed on mounting rack (2), has up big and down small stepped hole (6), stepped hole in locking sleeve (3)
(6) big hole portion is for being inserted with the installing pipe (5) of tungsten needle (4) axially across the small hole portion (61) of stepped hole (6) is for installing pipe
(5) elastic bayonet lock (51) protrudes into, and the top of small hole portion (61) is formed locking hole (611) in shrink mouth shape, locking hole (611)
Extrusion fit with the outer ramp (52) of installing pipe (5) and elastic bayonet lock (51) are clamped, the bottom surface of small hole portion (61) is provided with
Perforation (63) are pierced by for tungsten needle (4)；
It locks gland (7), it is removable lining to be connected on locking sleeve (3), it is connected on locking sleeve (3) in locking gland (7)
In the state of, can with the top surface of the installing pipe (5) in stepped hole (6) contradict to form downward pressure, it is ensured that locking hole (611) with
The extrusion fit of the outer ramp (52) of installing pipe (5)；
Positioning plate (8) is constrained on mounting rack (2) and can be slid up and down along mounting rack (2), and positioning plate (8) is located at locking sleeve
(3) the distance between bottom surface of lower section, positioning plate (8) and locking sleeve (3) is formed between the positioning positioned to tungsten needle (4)
Away from (D)；
Driving structure, to drive positioning plate (8) to slide up and down.
2. automatic adjustment welding gun head tungsten needle height locating device according to claim 1, it is characterised in that: the positioning
The rear end of plate (8) has sliding block (81), and the left and right sides of sliding block (81) is mounted on mounting rack (2) by wood side-guide structure (9a)
And can slide up and down, the driving structure drives the sliding block (81) to slide up and down.
3. automatic adjustment welding gun head tungsten needle height locating device according to claim 2, it is characterised in that: the driving
Structure includes by the threaded drive rod (11) of motor (10) driving rotation, and the lower end of threaded drive rod (11) is supported on by bearing
On mounting rack (2), the threaded hole passed through for threaded drive rod (11) is provided on the sliding block (81).
4. automatic adjustment welding gun head tungsten needle height locating device according to claim 3, it is characterised in that: the installation
Frame (2) is equipped with to control up stroke induction magnet valve (12a) and down stroke induction magnet valve that motor (10) stops working
(12b) is fixed on the sliding block (81) and matches to incude magnet valve (12b) with up stroke induction magnet valve (12a) and down stroke
Induction rod (811), induction rod (811) with moved on sliding block and up stroke induction magnet valve (12a) or down stroke incude magnet valve
Behind the corresponding position (12b), motor (10) stops working.
5. automatic adjustment welding gun head tungsten needle height locating device according to claim 4, it is characterised in that: the uplink
The side for being mounted on the mounting rack (2) that journey induction magnet valve (12a) and down stroke induction magnet valve (12b) can slide up and down.
6. automatic adjustment welding gun head tungsten needle height locating device according to claim 1, it is characterised in that: the installation
Pipe (5) screw top be connected with the shadoof (13) for upwardly extending setting, be provided on the locking gland (7) for shadoof (13) to
On the hole (71) that is pierced by.
7. automatic adjustment welding gun head tungsten needle height locating device according to claim 1, it is characterised in that: the locking
It is fixed at the top of casing (3) fixed plate (31), fixed plate (31) is fixed on mounting rack (2), and fixed plate is provided with confession on (31)
The socket (311) that the top of stepped hole (6) reveals, sets that there are two the convex locks in side on the periphery wall of locking gland (7)
Block (72), the peripheral wall of the socket (311) of the fixed plate, which is provided with, is inserted into the limiting slot (312) with notch (313) for closing piece.
8. any automatic adjustment welding gun head tungsten needle height locating device according to claim 1~7, it is characterised in that:
The top of the mounting rack (2) is mounted on the back side of the top plate of welder frame (1), the mounting rack by upper guide rail structure (9b)
Lower part by lower guide rail structure (9c) be mounted on welder frame (1) bottom plate the back side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711213947.0A CN109834376B (en) | 2017-11-28 | 2017-11-28 | Automatic adjust welding rifle head tungsten needle height positioning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711213947.0A CN109834376B (en) | 2017-11-28 | 2017-11-28 | Automatic adjust welding rifle head tungsten needle height positioning device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109834376A true CN109834376A (en) | 2019-06-04 |
| CN109834376B CN109834376B (en) | 2020-11-24 |
Family
ID=66880802
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711213947.0A Active CN109834376B (en) | 2017-11-28 | 2017-11-28 | Automatic adjust welding rifle head tungsten needle height positioning device |
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| Country | Link |
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| CN (1) | CN109834376B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113514469A (en) * | 2021-05-28 | 2021-10-19 | 华能苏州热电有限责任公司 | Annular combustion chamber gas turbine blade hole peeping inspection auxiliary tool and method |
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| CN205437454U (en) * | 2016-03-31 | 2016-08-10 | 哈电集团（秦皇岛）重型装备有限公司 | A aircraft nose adjustment system for welding head |
| CN205702802U (en) * | 2016-03-30 | 2016-11-23 | 山东诺博泰智能科技有限公司 | A kind of tungsten electrode is changed and grinding integrated apparatus automatically |
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|---|---|---|---|---|
| CN2206176Y (en) * | 1994-07-30 | 1995-08-30 | 北京工业大学科技开发管理部 | Argon arc welding automatic welding blow lamp for contacting generating arc |
| CN1126128A (en) * | 1994-09-20 | 1996-07-10 | 亚历山大宾兹尔无限有限两合公司 | Arc torch or arc cutting torch and pole clamper of same |
| CN101269438A (en) * | 2008-05-10 | 2008-09-24 | 无锡华联科技集团有限公司 | Electrode regulator of single-path single-side welding mechanism |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113514469A (en) * | 2021-05-28 | 2021-10-19 | 华能苏州热电有限责任公司 | Annular combustion chamber gas turbine blade hole peeping inspection auxiliary tool and method |
| CN113514469B (en) * | 2021-05-28 | 2024-06-04 | 华能苏州热电有限责任公司 | Auxiliary tool and method for peeping inspection of turbine blade holes of annular combustion chamber gas turbine |
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| Publication number | Publication date |
|---|---|
| CN109834376B (en) | 2020-11-24 |
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