CN202292009U - Welding positioning tool - Google Patents
Welding positioning tool Download PDFInfo
- Publication number
- CN202292009U CN202292009U CN2011203995920U CN201120399592U CN202292009U CN 202292009 U CN202292009 U CN 202292009U CN 2011203995920 U CN2011203995920 U CN 2011203995920U CN 201120399592 U CN201120399592 U CN 201120399592U CN 202292009 U CN202292009 U CN 202292009U
- Authority
- CN
- China
- Prior art keywords
- spring
- welding
- screw rod
- handle
- nut
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Images
Abstract
The utility model discloses a welding positioning tool. A limit block is sleeved in the middle of a crew, one end of the screw is connected with a handle, a screw arranged between the handle and the limit block is sleeved in a spring, and two ends of the spring are respectively in butt joint with the handle and the limit block. The welding positioning tool solves the problems that a projection welding nut is not attached to a part easily and is not tightly screwed with the screw for welding. The welding positioning tool utilizes the elasticity of the spring to achieve fast positioning attachment between the projection welding nut and the part to be welded and facilitates follow-up operation. The screws of the welding positioning tool can be repeatedly used, even the screws are damaged to a degree that the screws can not be used, the screws can be replaced, and the positioning tool can be reused.
Description
Technical field
The utility model belongs to the resistance welded field, especially relates to a kind of welding orientation tool.
Background technology
The nut projection welding is the special shape of resistance spot welding, and wherein the workpiece faying face is a boss, because the weld zone volume differs greatly, heating is difficult for evenly; And because nut and the difference of plate on material and thickness, and the difference of faying face machining accuracy, the difficulty that this has all increased the nut projection welding makes the faying face place be difficult to form stable fusing core, influences welding quality.The quality problems that following several kinds of significants in the nut projection welding process, generally can occur: (1) nut sealing-off; (2) the postwelding nut is seriously annealed; (3) nut strength is not enough; (4) splash in the nut; (5) nut distortion and surface quality are poor.
At present with project-welding nut as common part and the vehicle body of packing into fixedly the time, the general using anchor clamps position project-welding nut earlier, utilize the suspension point weldering to its direct welding then.On May 11st, 2011, disclosed Chinese invention patent CN101480771B just disclosed so a kind of projection welding nut welding clamp.The Chinese utility model patent CN201900380U that and for example announced on July 20th, 2011 discloses a kind of project-welding nut apparatus for welding and positioning; This device comprises bottom electrode Connection Block, upper fixed seat, supporting base, shop bolt and elastomeric element; Described bottom electrode Connection Block has the bottom electrode pilot hole; The bottom electrode pilot hole side of bottom electrode Connection Block has extension; The extension of bottom electrode Connection Block is provided with tapped through hole, and the center line of described bottom electrode Connection Block tapped through hole is parallel with bottom electrode pilot hole center line, and described holder and supporting base cooperate with the tapped through hole of bottom electrode Connection Block respectively; Described upper fixed seat is positioned at the top of supporting base; Described upper fixed seat has up-small and down-big stepped hole, and the stepped hole of described shop bolt and upper fixed seat adapts, and described elastomeric element is positioned at the top of supporting base.This patent mainly is the quality of project-welding nut welding after the punch forming of assurance workpiece, but because in the brand-name computer cabin that is welded suspended project-welding nut, some nut can not be used the stationary welding machine welded nut because of design reasons, and adopt artificial the location and CO
2Gas is protected weldering welding projection welding nut, so patent can't satisfy such situation.
Automobile industry is welded and welds in the process of producing in modern times, and those defectives because of design or frock clamp self existence can't generally adopt the artificial welding project-welding nut of locating with the part of machine welding.In practice, adopt the processing special bolt, tighten the project-welding nut welding.If nut is not tightened, then spatter can fall into nut and cause follow-up assembling difficulty in welding process.But the major defect of existing scheme is the anterior thread of special bolt to be damaged easily, can not use for a long time, in case thread damages, then whole special bolt is just scrapped.And the employee when locating with bolt the nut screwing clamping time long, welding is not tightened in appearance easily, causes CO
2Quality problems such as nut and the uneven shape of part when gas is protected the weldering welding.
The utility model content
The utility model provides a kind of welding orientation tool, solved existing project-welding nut easily and part do not fit, the problem that project-welding nut and bolt are not tightened welding appears.
A kind of welding orientation tool, intermediate sleeve one limited block of said screw rod, screw rod one end is connected with handle, and the screw rod between handle and the limited block is with spring, and the two ends of spring offset with handle and limited block respectively.After welding is good, in the time of need orientation tool being extracted, utilize handle to be rotated operation, Energy and comfort.
As preferably, the head of said screw rod is provided with guide table.Screw head is provided with a guide table, has avoided in the welding process welding slag to splash and has fallen in the project-welding nut, increases the difficulty of project-welding nut following process.
As preferably, fix a spring grip gasket on the said limited block, said spring grip gasket clamps an end of said spring.Through an end of spring grip gasket fastening spring, reduce the impulse force of spring to limited block, prevent the limited block serious wear.
As preferably, be provided with the spring buffer pad between said spring and the said handle, the spring buffer pad is fixedly connected with spring.Increase the contact area of spring and handle, prevent that handle surfaces from being ground away.
As preferably, have vertical link in the middle part of the described handle, described link inserts screw rod, fixes through bayonet lock.Handle and screw rod are fixed through bayonet lock, and easy accessibility is simple to operate.When screw rod through repeatedly using, handle so that after reusing and can't polish to the thread broken parts of screw rod again, replaceable screw rod can use this orientation tool repeatedly.
As preferably, said bayonet lock exposes the part of screw rod and blocks said spring.Spring blocks through the bayonet lock that exposes screw rod, it is not in use deviate from, and block spring by this way, and connected mode is simple, and the dismounting spring is easy.
As preferably, said screw rod is half tooth screw rod, and the spiro rod section that the outside is with spring is a shiny surface, makes spring flexible in smooth screw rod outside, and resistance is little, and is little to the loss of screw rod and spring.
The beneficial effect of the utility model is:
(1) the utility model has utilized the function of spring compression, solved the employee when locating with bolt the nut screwing clamping time long, welding is not tightened in appearance easily, causes CO
2Quality problems such as nut and part be not parallel when gas was protected the weldering welding.During the location; Because of the elastic force of spring rebounds screw rod; Cause project-welding nut and piece surface to be fitted, prevented that the employee from twisting tight and cause project-welding nut and part not to be fitted and cause postorder gas and protect the increase of weldering welding difficulty, prevents to cause project-welding nut and part decentraction phenomenon simultaneously.And screw rod need only being threaded of several circles get final product with project-welding nut, removes to locate project-welding nut sooner, more save time than bolt of general usefulness.
(2) screw rod of the utility model can repeatedly use, and when screw flight damages, need only grind off the part of damage, and the thread that stays two to three circles gets final product.Owing to can shorten after screw rod is handled, but spring compression has LAP can remedy the screw rod problem that shortens, so reduced the cost waste, has improved production efficiency.
(3) screw rod of the utility model is replaceable, when screw rod through repeatedly using, handle and after reusing, replaceable screw rod uses this tool cycle and can't be again polish the thread broken parts of screw rod.And the project-welding nut that detachably can be used to assemble different model of screw rod is realized device of different component sharings.
Description of drawings
Fig. 1 is the structural representation of a kind of embodiment of the utility model.
Among the figure: 1, guide table; 2, screw rod; 3, limited block; 4, fastening bolt; 5, spring grip gasket; 6, shiny surface; 7, spring; 8, handle; 9, spring buffer pad; 10, bayonet lock; 11, link.
The specific embodiment
Below in conjunction with the specific embodiment and accompanying drawing the utility model is described in further detail.
With reference to Fig. 1, Fig. 1 is the structural representation of a kind of embodiment of the utility model.A kind of welding orientation tool that shows among the figure comprises screw rod 2, limited block 3, spring 7 and handle 8.Screw rod 2 is half tooth screw rod, and the head of screw rod 2 is provided with guide table 1 (in the outside of thread), and this has been avoided in the welding process welding slag to splash falling in the project-welding nut, increase the difficulty of project-welding nut following process.Handle 8 middle parts have vertical link 11, and link 11 inserts in the screw rods 2, realize in the pin-and-hole that pin-and-hole that screw rods 2 one ends are provided with and link 11 be provided with that through bayonet lock 10 is inserted both bearing pins fix.
Intermediate sleeve at screw rod 2 has limited block 3, between limited block 3 and handle 8, is provided with spring 7, and spring 7 is enclosed within the outside of screw rod 2, and the screw rod 2 that is entangled by spring 7 is the shiny surface 6 of screw rod 2.Spring 7 one ends link to each other with limited block 3, and the other end links to each other with handle 8.Limited block shown on the figure 3 is circular, and is middle for being used to pass the set circular hole of screw rod 2.Limited block 3 can guarantee that screw rod 2 is vertical with the part of project-welding nut to be welded.This side at limited block 3 fixing springs 7 is provided with a spring grip gasket 5.Spring grip gasket 5 is fixing with limited block 3 through two fastening bolts 4.Spring grip gasket 5 is designed to circular arc, just is used for the end of fastening spring 7.The impulse force that spring grip gasket 5 can reduce 7 pairs of limited blocks 3 of spring is set, prevents limited block 3 serious wear.At the other end fixing spring buffering spacer 9 of spring 7, when spring 7 compression,, prevent that handle 8 surfaces from being ground away because the existence of spring buffer pad 7 has increased the contact area of spring 7 and handle 8.Spring 7 is to block through the part that bayonet lock 10 exposes screw rod 2, and it is not in use come off.That spring buffer pad 9 is not dead with handle 8 welderings simultaneously, be under the prerequisite that guarantees fixing spring 7, dismantle convenient.
If project-welding nut is the M12 nut, then select corresponding screw rod 2, show on the figure that handle 8 is Φ 14 round shafts.During use, this orientation tool is inserted in the hole in piece part of project-welding nut to be welded, enforce through Φ 14 round shafts; When contacting with part, limited block 3 produces thrust; With spring 7 compressions, make screw rod 2 front portions have screw thread outstanding fast, refill project-welding nut and just can weld.Because the head of screw rod 2 has a guide table 1, tighten again after project-welding nut is put and be easy to, need only just can by two to three circles.After twisting well, the elastic force of process spring 7 can directly be compacted to piece surface with project-welding nut, so that project-welding nut and part are fitted fast, convenient follow-up gas is protected weldering and welded, and prevents to cause the phenomenon of project-welding nut and part decentraction.The guarantor welds the welding projection welding nut through gas, and welding finishes the back and rotates Φ 14 round shafts, and after the screw thread disconnection of project-welding nut and screw rod 2 was connected, screw rod 2 can directly eject because of the elastic force of spring 7.So realize quick location, improved production efficiency.When screw rod 2 outer end thread damage, can the screw thread that damage be polished reuses after handling, minimum can recycling three times, this be since utilize the utility model to tighten project-welding nut need only two to three circles, so the reach of screw rod 2 generally enough three times.But if screw rod 2 damages fully, can substitute screw rod 2, use again.
Above embodiment only is exemplary, does not limit the scope of the utility model.
Claims (8)
1. one kind is welded orientation tool; Comprise screw rod (2); It is characterized in that: intermediate sleeve one limited block (3) of said screw rod (2); Screw rod (2) one ends are connected with handle (8), and the screw rod (2) between handle (8) and the limited block (3) is with spring (7), and the two ends of spring (7) offset with handle (8) and limited block (3) respectively.
2. welding orientation tool according to claim 1 is characterized in that: the head of said screw rod (2) is provided with guide table (1).
3. welding orientation tool according to claim 1 is characterized in that: said limited block (3) is gone up a fixing spring grip gasket (5), and said spring grip gasket (5) clamps an end of said spring (7).
4. welding orientation tool according to claim 1 is characterized in that: be provided with spring buffer pad (9) between said spring (7) and the said handle (8), spring buffer pad (9) is fixedly connected with spring (7).
5. welding orientation tool according to claim 1 is characterized in that: said screw rod (2) and said handle (8) are for removably connecting.
6. welding orientation tool according to claim 5 is characterized in that: described handle (8) middle part has vertical link (11), and described link (11) inserts screw rod (2), and is fixing through bayonet lock (10).
7. welding orientation tool according to claim 6 is characterized in that: said bayonet lock (10) exposes the part of screw rod (2) and blocks said spring (7).
8. welding orientation tool according to claim 1 is characterized in that: said screw rod (2) is half tooth screw rod, and the spiro rod section that the outside is with spring (7) is a shiny surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203995920U CN202292009U (en) | 2011-10-19 | 2011-10-19 | Welding positioning tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203995920U CN202292009U (en) | 2011-10-19 | 2011-10-19 | Welding positioning tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202292009U true CN202292009U (en) | 2012-07-04 |
Family
ID=46360986
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011203995920U Expired - Fee Related CN202292009U (en) | 2011-10-19 | 2011-10-19 | Welding positioning tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202292009U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102909511A (en) * | 2012-11-13 | 2013-02-06 | 镇江七政新能源有限公司 | Tooling clamp for fixing bolt |
| CN103567694A (en) * | 2012-07-30 | 2014-02-12 | 珠海格力电器股份有限公司 | Pipe fitting positioning device and welding machine applying same |
| CN109326472A (en) * | 2018-10-18 | 2019-02-12 | 张古权 | A kind of long pressing button |
| CN110814477A (en) * | 2019-11-15 | 2020-02-21 | 陕西航空电气有限责任公司 | Welding device of aircraft engine ion flame detector |
-
2011
- 2011-10-19 CN CN2011203995920U patent/CN202292009U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103567694A (en) * | 2012-07-30 | 2014-02-12 | 珠海格力电器股份有限公司 | Pipe fitting positioning device and welding machine applying same |
| CN103567694B (en) * | 2012-07-30 | 2015-09-09 | 珠海格力电器股份有限公司 | Pipe fitting positioning device and the bonding machine applied thereof |
| CN102909511A (en) * | 2012-11-13 | 2013-02-06 | 镇江七政新能源有限公司 | Tooling clamp for fixing bolt |
| CN109326472A (en) * | 2018-10-18 | 2019-02-12 | 张古权 | A kind of long pressing button |
| CN110814477A (en) * | 2019-11-15 | 2020-02-21 | 陕西航空电气有限责任公司 | Welding device of aircraft engine ion flame detector |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN202292009U (en) | Welding positioning tool | |
| CN201900404U (en) | Fixture for welding cold-rolled sheets | |
| CN202411719U (en) | Fixture for assembling and welding front end of underframe of railway vehicle | |
| CN202622165U (en) | Automobile vibration damper part welding projection welding machine | |
| CN102990266A (en) | Argon tungsten-arc welding clamp for butt joint of thin steel strips and using method | |
| CN105710474A (en) | Linear cutting machine rapid workpiece clamp without clamping allowance | |
| CN205888945U (en) | A anchor clamps for step shaft | |
| CN202291797U (en) | Novel resistor riveting and welding machine | |
| CN205096783U (en) | H -beam location frock | |
| CN105312814A (en) | Device for reducing assembling alignment tolerance of plate type butt welds | |
| CN201895198U (en) | Automatic welding jig | |
| CN105436789B (en) | New energy car B post crossbeam assembly welding clamps | |
| CN209304415U (en) | A kind of frock clamp | |
| CN206047339U (en) | A kind of clamp welding tooling | |
| CN203738084U (en) | Special drill jig for plunger end face holes | |
| CN108098600B (en) | Blade tenon fixing device for shot blasting machine | |
| CN108637575B (en) | Manipulator automatic weld frock suitable for 250 kilometers EMUs air spring holder | |
| CN205614282U (en) | Cylinder welding set | |
| CN104227279A (en) | Movable clamp | |
| CN110732764A (en) | Seam welding method and device for GH3536 high-temperature alloy thin-wall cylinder | |
| CN201304554Y (en) | Welding fixture for piston rod assembly of vibration damper | |
| CN217667081U (en) | Electrode quick change mounting structure and projection welding frock | |
| CN216370738U (en) | Welding deformation control device for cylindrical thin-wall part | |
| CN217596333U (en) | Welding tool for spherical structural member | |
| CN208854433U (en) | A kind of automobile rear steering section processing tool |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120704 Termination date: 20131019 |