CN109834377A - A kind of tungsten needle positioning device that screw thread is adjusted - Google Patents
A kind of tungsten needle positioning device that screw thread is adjusted Download PDFInfo
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- CN109834377A CN109834377A CN201711214903.XA CN201711214903A CN109834377A CN 109834377 A CN109834377 A CN 109834377A CN 201711214903 A CN201711214903 A CN 201711214903A CN 109834377 A CN109834377 A CN 109834377A
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Abstract
The present invention relates to the tungsten needle positioning devices that a kind of screw thread is adjusted, it is characterized by comprising stationary bodies, it is divided into three sections from top to bottom, respectively adjustment section, linkage section and locking section, be provided in adjustment section and linkage section for be inserted with the installing pipe of tungsten needle axially across jack, the threaded upper ends of adjustment section are connected with adjusting set, there is up big and down small ladder hole in locking section, the big hole portion of ladder hole is protruded into for the elastic bayonet lock of installing pipe, the top of big 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 small hole portion of ladder hole passes through for tungsten needle, the lower position of locking section has what is extended radially through to wear mouth, it wears the distance between inner top surface and bottom surface of mouth and forms the positioning spacing positioned to tungsten needle.It is a kind of tungsten needle positioning device of screw thread adjusting that positioning and accurate positioning can be conveniently carried out to tungsten needle.
Description
Technical field
The present invention relates to the tungsten needle positioning devices that a kind of positioning tool more particularly to a kind of screw thread are adjusted.
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
The technical problem to be solved by the present invention is to for above-mentioned state of the art and provide it is a kind of can be conveniently
The tungsten needle positioning device of the screw thread adjusting of positioning and accurate positioning is carried out to tungsten needle.
The technical scheme of the invention to solve the technical problem is: the tungsten needle positioning device that a kind of screw thread is adjusted,
It is characterized by comprising stationary bodies, are divided into three sections, respectively adjustment section, linkage section and locking section from top to bottom, and linkage section is used
To connect adjustment section and locking section, be provided in adjustment section and linkage section for be inserted with the installing pipe of tungsten needle axially across jack,
The threaded upper ends of adjustment section are connected with adjusting set, can be with the peace in adjustment section in the state that adjusting set is tightened in adjustment section
Tubulature is contradicted to form down thrust, has up big and down small ladder hole in the locking section, and the big hole portion of ladder hole supplies
The elastic bayonet lock of installing pipe protrudes into, and the top of big hole portion forms locking hole, the outside of locking hole and installing pipe in shrink mouth shape
The extrusion fit on inclined-plane and elastic bayonet lock is clamped, the small hole portion of ladder hole passes through for tungsten needle, the lower portion of the locking section
It sets and wears mouth with what is extended radially through, wear the lower section that mouth is located at the small hole portion, wear the distance between inner top surface and the bottom surface of mouth shape
The positioning spacing that pairs of tungsten needle is positioned.
As an improvement, above-mentioned linkage section is left and right spaced connection wall, extended radially through with being formed at linkage section
Operating space.Because being formed with the operating space extended radially through at linkage section, this installing pipe for allowing for being located in linkage section appears
Out, after the completion of tungsten needle positioning, operator can protrude into operating space and hold installing pipe, facilitate installing pipe taking out fixed master
Body, in addition when adjusting sleeve pushes installing pipe, same operator can protrude into operating space and hold installing pipe, prevent installing pipe under
It is shaken during moving.
As an improvement, above-mentioned adjustment section periphery is threaded with positioning ring, which can be to being threaded in adjustment section
On adjusting set carry out lower limit.Positioning ring is to the limited tailor-made use of the lower pan position of adjusting sleeve, when adjusting sleeve is threaded to and positioning ring
After contact, show that locking hole clamps installing pipe elastic bayonet lock, with the clamping degree of installing pipe in actual use
It is almost the same.
It is further improved, the above-mentioned bottom for wearing mouth is equipped with cavity, and adjustment block is equipped in cavity, and the top surface of adjustment block is constituted
The bottom surface for wearing mouth.By the way that the adjustment block of different-thickness is arranged in cavity, so that the top surface of adjustment block and the interior top for wearing mouth
The distance between face changes, so that the positioning spacing of tungsten needle changes.
As another mode for adjusting positioning spacing, above-mentioned adjustment block is driven by driving structure and can be moved up and down, real
The upper and lower position of existing adjustment block is adjusted.It drives adjustment block to move up and down by driving structure, realizes the variation of positioning spacing.
Alternatively, above-mentioned driving structure includes adjusting screw, and the bottom surface of cavity is provided with for adjusting screw thread connection
Threaded hole, the upper end for adjusting screw directly or indirectly contacted with adjustment block adjusted with pushing adjustment block to move up screw lower end it is aobvious
Expose the bottom surface of locking section.Screw is adjusted by rotation, under the action of screw-driven, adjusts and is moved down on screw counter-impression
It is dynamic, and then realize the adjusting of adjustment block upper and lower position.
Above-mentioned cavity is stair-stepping cavity, and the adjustment block is located in the big oral area of cavity, the small oral area of the cavity
It is inside additionally provided with cushion block, the upper end for adjusting screw is contacted by cushion block with adjustment block.It is contacted, can be increased with adjustment block by cushion block
Add two contacts area, pushes adjustment block to move up more stable.
For screw locking will be adjusted, locking nut and washer are additionally provided on above-mentioned adjusting screw.
Compared with the prior art, the advantages of the present invention are as follows: in use, removing adjusting set, it will be inserted with tungsten needle in advance
Installing pipe is inserted into from the upper end of adjustment section, and after linkage section, the elastic bayonet lock of installing pipe protrudes into the big hole portion of ladder hole, tungsten
Needle then passes through the small hole portion of ladder hole, until tungsten needle lower end is contradicted with the bottom surface for wearing mouth, ladder hole is equipped in locking section
This section is similar to the copper sheathing internal structure simulated under true usage scenario, and installing pipe is more past to be moved down, because tungsten needle lower end is resisted,
So that tungsten needle is moved up with respect to installing pipe, adjusting set in threaded connection, and screw adjusting set, the moving down of adjusting set push installing pipe into
One step moves down, until the extrusion fit of the outer ramp of locking hole and installing pipe and elastic bayonet lock is tightened, with installing pipe in reality
Clamping degree in the use process of border is almost the same, and at this moment the position where tungsten needle is exactly the position where in its practical application scene
Set, by positioning spacing preset, it is ensured that the tungsten needle after the present apparatus positions expose outside installing pipe distance be uniformly and
Meet best welding requirements, after the completion of use, opens adjusting set, the installing pipe after the completion of tungsten needle is positioned is taken out, last shape set
It is used on the copper sheathing of 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 cross-sectional view of the embodiment of the present invention；
Fig. 3 is the stereogram exploded view of the embodiment of the present invention；
Fig. 4 is the schematic perspective view under use state of the embodiment of the present invention；
Fig. 5 is the cross-sectional 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 tungsten needle positioning device that screw thread is adjusted, including stationary body 1, are divided into three sections from top to bottom, respectively adjust
Section 11, linkage section 12 and locking section 13, linkage section 12 is to connect adjustment section 11 and locking section 13, adjustment section 11 and linkage section 12
Inside be provided with for be inserted with the installing pipe 3 of tungsten needle 2 axially across jack 4, linkage section 12 is the spaced connection wall in left and right, with
The operating space P extended radially through is formed at linkage section.
The threaded upper ends of adjustment section 11 are connected with adjusting set 5, in the state that adjusting set 5 is tightened in adjustment section 11, energy
It contradicts with the installing pipe 3 in adjustment section 11 to form down thrust, 11 periphery of adjustment section is threaded with positioning ring 10, the positioning
Ring 10 can carry out lower limit to the adjusting set 5 being threaded in adjustment section 11.
There is up big and down small ladder hole 6, the elasticity of the big hole portion 61 of ladder hole 6 for installing pipe 3 in locking section 13
Bayonet 31 protrudes into, and the top of big hole portion 61 forms locking hole 611 in shrink mouth shape, and locking hole 611 and the outside of installing pipe 3 are oblique
The extrusion fit in face 32 and elastic bayonet lock 31 is clamped, the small hole portion 62 of ladder hole 6 passes through for tungsten needle 2, the locking section 13
Lower position have extend radially through wear mouth 7, wear the lower section that mouth 7 is located at the small hole portion 62, wear inner top surface and the bottom surface of mouth 7
The distance between form the positioning space D that is positioned to tungsten needle 2.
The bottom for wearing mouth 7 is equipped with cavity 71, and adjustment block 8 is equipped in cavity 71, wears mouth described in the top surface composition of adjustment block 8
7 bottom surface.Adjustment block 8 is driven by driving structure and can be moved up and down, and realizes that the upper and lower position of adjustment block 8 is adjusted.
Driving structure includes adjusting screw 9, and the bottom surface of cavity 71 is provided with the threaded hole 72 being threadedly coupled for adjusting screw 9,
The upper end for adjusting screw 9 is directly or indirectly contacted with adjustment block 8 to push adjustment block 8 to move up, and the lower end for adjusting screw 9 manifests
The bottom surface of locking section 13.Cavity 71 is stair-stepping cavity, and the adjustment block 8 is located in the big oral area of cavity 71, the cavity
Cushion block 81 is additionally provided in 71 small oral area, the upper end for adjusting screw 9 is contacted by cushion block 81 with adjustment block 8.Adjust screw 9
On be additionally provided with locking nut 91 and washer 92.
The operation principle and process of this positioning tool is as follows:
In use, remove adjusting set 5, by the installing pipe 3 for being inserted with tungsten needle 2 in advance (tungsten needle 2 expose the position of installing pipe compared with
It is long) it is inserted into from the jack 4 of adjustment section 11, after linkage section 12, the elastic bayonet lock 31 of installing pipe 3 protrudes into the big of ladder hole 6
Hole portion 61, tungsten needle 2 then pass through the small hole portion 62 of ladder hole 6, until 2 lower end of tungsten needle is contradicted with the bottom surface for wearing mouth 7, locking section 13
In be equipped with this section of ladder hole 6 and be similar to the copper sheathing internal structure simulated under true usage scenario, installing pipe 3 is more down
It moves, because 2 lower end of tungsten needle is resisted, so that tungsten needle 2 is moved up with respect to installing pipe 3, adjusting set 5 in threaded connection, and screw adjusting set
5, moving down for adjusting set 5 pushes installing pipe 3 further to move down, until the extruding of the outer ramp 32 of locking hole 611 and installing pipe 3
Cooperation and elastic bayonet lock 31 is tightened, at this moment tungsten needle 2 almost the same with the clamping degree of installing pipe 3 in actual use
The position at place is exactly the position where in its practical application scene, by presetting to positioning space D, it is ensured that fixed through the present apparatus
The distance that tungsten needle 2 behind position exposes outside installing pipe is unified and meets best welding requirements.
After the completion of use, adjusting set 5 is opened, the installing pipe 3 after the completion of tungsten needle 2 is positioned is taken out, as shown in fig. 6, finally
It is mounted on the copper sheathing of welding machine and uses.
Although the preferred embodiment of the present invention has been described in detail above, it is to be clearly understood that for this field
Technical staff for, the invention may be variously modified and varied.Done within the spirit and principles of the present invention
What modification, equivalent replacement, improvement etc., should all be included in the protection scope of the present invention.
Claims (8)
1. the tungsten needle positioning device that a kind of screw thread is adjusted, it is characterised in that: including stationary body (1), it is divided into three sections from top to bottom,
Respectively adjustment section (11), linkage section (12) and locking section (13), linkage section (12) is to connect adjustment section (11) and locking section
(13), be provided in adjustment section (11) and linkage section (12) installing pipe (3) for being inserted with tungsten needle (2) axially across jack (4),
The threaded upper ends of adjustment section (11) are connected with adjusting set (5), in the state that adjusting set (5) is tightened on adjustment section (11), energy
It is contradicted with the installing pipe (3) in adjustment section (11) to form down thrust, there is up big and down small rank in the locking section (13)
The big hole portion (61) of terraced through-hole (6), ladder hole (6) is protruded into for the elastic bayonet lock (31) of installing pipe (3), big hole portion (61) it is upper
Portion is formed locking hole (611) in shrink mouth shape, the extrusion fit of the outer ramp (32) of locking hole (611) and installing pipe (3)
And clamp elastic bayonet lock (31), the small hole portion (62) of ladder hole (6) passes through for tungsten needle (2), under the locking section (13)
Portion position have extend radially through wear mouth (7), wear the lower section that mouth (7) are located at the small hole portion (62), wear mouth (7) inner top surface and
The distance between bottom surface forms the positioning spacing (D) positioned to tungsten needle (2).
2. the tungsten needle positioning device that screw thread according to claim 1 is adjusted, it is characterised in that: the linkage section (12) is a left side
The connection wall of right septum setting, to form the operating space (P) extended radially through at linkage section.
3. the tungsten needle positioning device that screw thread according to claim 1 is adjusted, it is characterised in that: adjustment section (11) periphery
Positioning ring (10) are threaded with, which can carry out down the adjusting set (5) being threaded on adjustment section (11)
Limit.
4. the tungsten needle positioning device that screw thread according to claim 1 is adjusted, it is characterised in that: the bottom for wearing mouth (7)
It equipped with cavity (71), is equipped with adjustment block (8) in cavity (71), the bottom surface of mouth (7) is worn described in the top surface composition of adjustment block (8).
5. the tungsten needle positioning device that screw thread according to claim 4 is adjusted, it is characterised in that: the adjustment block (8) is by driving
Dynamic structure drives and can move up and down, and realizes that the upper and lower position of adjustment block (8) is adjusted.
6. the tungsten needle positioning device that screw thread according to claim 5 is adjusted, it is characterised in that: the driving structure includes adjusting
It saves screw (9), the bottom surface of cavity (71) is provided with the threaded hole (72) being threadedly coupled for adjusting screw (9), adjusts the upper of screw (9)
End is directly or indirectly contacted with adjustment block (8) to push adjustment block (8) to move up, and the lower end for adjusting screw (9) manifests locking section
(13) bottom surface.
7. the tungsten needle positioning device that screw thread according to claim 6 is adjusted, it is characterised in that: the cavity (71) is ladder
The cavity of shape, the adjustment block (8) are located in the big oral area of cavity (71), are additionally provided with cushion block in the small oral area of the cavity (71)
(81), the upper end for adjusting screw (9) is contacted by cushion block (81) with adjustment block (8).
8. the tungsten needle positioning device that screw thread according to claim 6 is adjusted, it is characterised in that: on the adjusting screw (9)
It is additionally provided with locking nut (91) and washer (92).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711214903.XA CN109834377B (en) | 2017-11-28 | 2017-11-28 | Tungsten needle positioner that screw thread was adjusted |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711214903.XA CN109834377B (en) | 2017-11-28 | 2017-11-28 | Tungsten needle positioner that screw thread was adjusted |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109834377A true CN109834377A (en) | 2019-06-04 |
| CN109834377B CN109834377B (en) | 2021-04-16 |
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ID=66880836
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711214903.XA Active CN109834377B (en) | 2017-11-28 | 2017-11-28 | Tungsten needle positioner that screw thread was adjusted |
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| Country | Link |
|---|---|
| CN (1) | CN109834377B (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1168089A (en) * | 1965-12-11 | 1969-10-22 | Elektrotechniczna Spoldzielnia | Resistance Spot Welding Apparatus |
| 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 |
| US20040050822A1 (en) * | 2002-09-16 | 2004-03-18 | Samler Gary R. | Welding torch having integral collet and collet body and method of operating same |
| CN201157954Y (en) * | 2007-10-15 | 2008-12-03 | 彩虹集团电子股份有限公司 | Elastic collet for pointed electrode installation |
| CN201856028U (en) * | 2010-08-06 | 2011-06-08 | 广东省口腔医院 | Telescopic argon arc welding torch |
| CN202123313U (en) * | 2011-06-24 | 2012-01-25 | 李厚坚 | Manual argon tungsten-arc welding gun |
| CN103182593A (en) * | 2011-12-28 | 2013-07-03 | 中核北方核燃料元件有限公司 | Welding device for lower end plug of guide pipe of pressurized water reactor nuclear power fuel assembly |
| CN103737163A (en) * | 2013-12-26 | 2014-04-23 | 华中科技大学 | Welding gun capable of automatically adjusting extending length of conductive nozzle used for narrow gap welding |
-
2017
- 2017-11-28 CN CN201711214903.XA patent/CN109834377B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1168089A (en) * | 1965-12-11 | 1969-10-22 | Elektrotechniczna Spoldzielnia | Resistance Spot Welding Apparatus |
| 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 |
| US20040050822A1 (en) * | 2002-09-16 | 2004-03-18 | Samler Gary R. | Welding torch having integral collet and collet body and method of operating same |
| CN201157954Y (en) * | 2007-10-15 | 2008-12-03 | 彩虹集团电子股份有限公司 | Elastic collet for pointed electrode installation |
| CN201856028U (en) * | 2010-08-06 | 2011-06-08 | 广东省口腔医院 | Telescopic argon arc welding torch |
| CN202123313U (en) * | 2011-06-24 | 2012-01-25 | 李厚坚 | Manual argon tungsten-arc welding gun |
| CN103182593A (en) * | 2011-12-28 | 2013-07-03 | 中核北方核燃料元件有限公司 | Welding device for lower end plug of guide pipe of pressurized water reactor nuclear power fuel assembly |
| CN103737163A (en) * | 2013-12-26 | 2014-04-23 | 华中科技大学 | Welding gun capable of automatically adjusting extending length of conductive nozzle used for narrow gap welding |
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| CN109834377B (en) | 2021-04-16 |
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Denomination of invention: A tungsten needle positioning device with thread adjustment Effective date of registration: 20220520 Granted publication date: 20210416 Pledgee: Bank of China Limited Ningbo Hangzhou Bay New Area sub branch Pledgor: NINGBO FOTILE KITCHEN WARE Co.,Ltd. Registration number: Y2022330000728 |
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