CN103591871A - Device and method for detecting projection welding bolt - Google Patents
Device and method for detecting projection welding bolt Download PDFInfo
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- CN103591871A CN103591871A CN201310620400.8A CN201310620400A CN103591871A CN 103591871 A CN103591871 A CN 103591871A CN 201310620400 A CN201310620400 A CN 201310620400A CN 103591871 A CN103591871 A CN 103591871A
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- projection welding
- welding bolt
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Abstract
The invention provides a device and method for detecting a projection welding bolt. The device for detecting the projection welding bolt comprises a supporting base and a detecting pin, the detecting pin is connected with the supporting base and can rotate in the supporting base, a groove is formed in the end portion of the detecting pin, and the groove is in a C shape. The device and method have the advantages that the device for detecting the projection welding bolt can detect the location degree of the projection welding bolt, and the situation that detection cannot be carried out due to the fact that the projection welding bolt is slightly inclined is avoided. Realest feedback presentation is provided for finding problems. The detecting operation is simple, detecting efficiency is high, and data acquisition is convenient and visual. The waste due to the fact that parts cannot be detected and the detecting pin is replaced is avoided.
Description
Technical field
The present invention relates to plant equipment field, relate in particular to projection welding bolt pick-up unit and detection method.
Background technology
On some body structure part, as front dividing plate seam assembly, front dividing plate lower installation board seam assembly, standing in respect of some projection welding bolts, for the parts such as heat insulating mattress, airduct are installed.As Fig. 1.Because the size of the via hole on heat insulating mattress, this class part of airduct is all very large, so the requirement of the verticality of these weld bolts and panel beating face is not very high conventionally, there is a little crooked on mounting parts also not impact, Tolerance of Degree of position requires conventionally also at Φ 2.0mm, and Butt welding gun positioning requirements is not high equally on welding tooling.So just, can have projection welding bolt and piece surface off plumb situation, and the welding position that we only require projection welding bolt correctly.
For the projection welding double-screw bolt of this state, the test pin designing in cubing, technology realizes for designing plug-type detection sleeve at present, as Fig. 2 and Fig. 3.But when projection welding bolt and piece surface out of plumb, even if the correct position of projection welding bolt detects sleeve and still can not pass through, be defective state.And welding position is correct, the projection welding bolt of out of plumb and part, to the assembling of part, be qualified conventionally, the part matching can be installed to qualified position.This just need to, in the reception of making a concession of part FE (functional assessment) stage, carry out special approval to the part of such state.Process is loaded down with trivial details and there is no a practical significance.
At present general solution, for revising GD & T drawing, gives the position degree that these projection welding bolts are larger and requires (being greater than Φ 2.0mm), changes the plug-type detection sleeve in cubing simultaneously.Although do like this, can make to detect sleeve by projection welding bolt, in fact the detection of the welding position of projection welding bolt lost to control, assessment part quality state has been played to the effect misleading on the contrary, be unfavorable for analysis and solve problem.And increased the cost of this type of cubing.
For the projection welding bolt on this type of part, in cubing, use common detection sleeve to be difficult to really realize the detection to bolt.
Summary of the invention
In order to solve the problems of the prior art, the invention provides a kind of projection welding bolt pick-up unit.
The invention provides a kind of projection welding bolt pick-up unit, comprise fork group, test pin, described test pin is connected with described fork group and described test pin can rotate in described fork group, and described test pin end is provided with groove, and described groove is c-shaped.
As a further improvement on the present invention, this projection welding bolt pick-up unit also comprises pilot bushing, handle, and described test pin is connected with described handle, and described pilot bushing is connected with described fork group, and described test pin can rotate in described pilot bushing.
As a further improvement on the present invention, described test pin consists of connecting portion and the test section that is connected with described connecting portion, described connecting portion consists of connecting link and the supporting seat that is connected with described connecting link, described test section consists of support bar and the described groove that is arranged on described support bar, described connecting link is connected with described handle, and described support bar is connected with described supporting seat.
As a further improvement on the present invention, described handle and described test pin lay respectively at described fork group both sides.
The present invention also provides a kind of detection method of using projection welding bolt pick-up unit to detect, and test pin is pushed into projection welding bolt root, rotatable handle one week, and groove and projection welding bolt are without interference, and part is qualified.
As a further improvement on the present invention, if test pin is interfered with the projection welding bolt of part in push-on process, rotary handle, make groove avoid interfering position, again test pin is pushed into projection welding bolt bottom, rotary handle is one week again, as groove and not interference of projection welding bolt, illustrates that the welding position degree of projection welding double-screw bolt is qualified.
The invention has the beneficial effects as follows: projection welding bolt pick-up unit of the present invention can be realized the position degree of projection welding bolt is detected, and avoids due to cannot detecting that a little inclination of projection welding bolt causes.Feedback performance is the most really provided for pinpointing the problems.Detect simple to operately, detection efficiency is high, and data acquisition is convenient, directly perceived.Avoid due to the waste that cannot detect part and change test pin.
Accompanying drawing explanation
Fig. 1 is current weld bolt syndeton schematic diagram.
Fig. 2 is current plug-type detection sleeve decomposition texture schematic diagram.
Fig. 3 is current plug-type detection sleeve cross-sectional view.
Fig. 4 is projection welding bolt structure of the detecting device schematic diagram of the present invention.
Fig. 5 is test pin structural representation of the present invention.
Fig. 6 is projection welding bolt pick-up unit decomposition texture schematic diagram of the present invention.
Embodiment
As shown in Figures 4 to 6, the invention discloses a kind of projection welding bolt pick-up unit, comprise fork group 2, test pin 4, described test pin 4 is connected with described fork group 2 and described test pin 4 can rotate in described fork group 2, described test pin 4 ends are provided with groove 6, and described groove 6 is c-shaped.
This projection welding bolt pick-up unit also comprises pilot bushing 3, handle 1, and described test pin 4 is connected with described handle 1, and described pilot bushing 3 is connected with described fork group 2, and described test pin 4 can rotate in described pilot bushing 3
Described test pin 4 consists of connecting portion and the test section that is connected with described connecting portion, described connecting portion consists of connecting link 7 and the supporting seat 8 that is connected with described connecting link 7, described test section consists of support bar 9 and the described groove 6 that is arranged on described support bar 9, described connecting link 7 is connected with described handle 1, and described support bar 9 is connected with described supporting seat 8.
Described handle 1 and described test pin 4 lay respectively at described fork group 2 both sides.
The invention also discloses a kind of detection method of using projection welding bolt pick-up unit to detect, test pin 4 is pushed into projection welding bolt 5 roots, and handle 1 rotates a circle, and groove 6 is with projection welding bolt 5 without interfering, and part is qualified.
If test pin 4 is interfered with projection welding bolt 5 in push-on process, rotary handle 1, makes groove 6 avoid interfering position, again test pin 4 is pushed into projection welding bolt 5 bottoms, rotary handle is 1 one weeks again, as groove 6 and projection welding bolt 5, does not interfere, and illustrates that the welding position degree of projection welding double-screw bolt 5 is qualified.
Projection welding bolt pick-up unit of the present invention can effectively detect the root position of projection welding bolt 5.
When detecting part, method of operating is as follows:
Because projection welding bolt 5 tilts, test pin 4 is interfered with the projection welding bolt 5 of part in push-on process, rotates 1 handle, makes to detect termination and avoids interfering position, then test pin 4 is pushed into projection welding bolt 5 bottoms.Now rotary handle 1 one weeks again, as detected termination and not interference of projection welding bolt 5, illustrates that the welding position degree of projection welding double-screw bolt 5 is qualified.
The whether qualified decision procedure of part is:
Adopt said method, while making test pin 4 be pushed into projection welding bolt 5 root, rotary handle 1 one weeks, as detected termination and not interference of projection welding bolt 5, illustrates that the welding position degree of projection welding double-screw bolt 5 is qualified; If any interference, illustrate that projection welding bolt 5 positions are defective.
Detect and promote in the time of cannot being pushed into projection welding bolt 5 root, illustrate that projection welding bolt 5 positions are defective or angle of inclination is too large (the too large this situation in common angle of inclination, because transportation causes, can not be because welding causes).
Projection welding bolt pick-up unit of the present invention can be realized the position degree of projection welding bolt 5 is detected, and avoids due to cannot detecting that projection welding bolt 5 a little inclination cause.Feedback performance is the most really provided for pinpointing the problems.Detect simple to operately, detection efficiency is high, and data acquisition is convenient, directly perceived.Avoid due to the waste that cannot detect part and change test pin.
Above content is in conjunction with concrete preferred implementation further description made for the present invention, can not assert that specific embodiment of the invention is confined to these explanations.For general technical staff of the technical field of the invention, without departing from the inventive concept of the premise, can also make some simple deduction or replace, all should be considered as belonging to protection scope of the present invention.
Claims (6)
1. a projection welding bolt pick-up unit, is characterized in that: comprise fork group, test pin, described test pin is connected with described fork group and described test pin can rotate in described fork group, and described test pin end is provided with groove, and described groove is c-shaped.
2. projection welding bolt pick-up unit according to claim 1, it is characterized in that: this projection welding bolt pick-up unit also comprises pilot bushing, handle, described test pin is connected with described handle, described pilot bushing is connected with described fork group, and described test pin can rotate in described pilot bushing.
3. projection welding bolt pick-up unit according to claim 2, it is characterized in that: described test pin consists of connecting portion and the test section that is connected with described connecting portion, described connecting portion consists of connecting link and the supporting seat that is connected with described connecting link, described test section consists of support bar and the described groove that is arranged on described support bar, described connecting link is connected with described handle, and described support bar is connected with described supporting seat.
4. projection welding bolt pick-up unit according to claim 3, is characterized in that: described handle and described test pin lay respectively at described fork group both sides.
5. right to use requires the detection method that the projection welding bolt pick-up unit described in 4 detects, it is characterized in that: test pin is pushed into projection welding bolt root, and rotatable handle one week, groove and projection welding bolt are without interference, and part is qualified.
6. detection method according to claim 5, it is characterized in that: if test pin is interfered with the projection welding bolt of part in push-on process, rotary handle, make groove avoid interfering position, again test pin is pushed into projection welding bolt bottom, rotary handle is one week again, as groove and not interference of projection welding bolt, illustrates that the welding position degree of projection welding double-screw bolt is qualified.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310620400.8A CN103591871B (en) | 2013-11-29 | 2013-11-29 | Projection welding bolt detection means and detection method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310620400.8A CN103591871B (en) | 2013-11-29 | 2013-11-29 | Projection welding bolt detection means and detection method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103591871A true CN103591871A (en) | 2014-02-19 |
| CN103591871B CN103591871B (en) | 2017-11-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310620400.8A Expired - Fee Related CN103591871B (en) | 2013-11-29 | 2013-11-29 | Projection welding bolt detection means and detection method |
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| Country | Link |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113899275A (en) * | 2021-06-29 | 2022-01-07 | 重庆长安汽车股份有限公司 | Front subframe mounting stud precision gauge and application method thereof |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005233289A (en) * | 2004-02-19 | 2005-09-02 | Fusao Yamada | Screw slacking sensing method and the sensor |
| CN101607355A (en) * | 2009-07-22 | 2009-12-23 | 重庆长安汽车股份有限公司 | A kind of on automobile component the positioner of welding projection welding double-screw bolt |
| CN201844954U (en) * | 2010-10-12 | 2011-05-25 | 浙江金刚汽车有限公司 | Projection welding bolt testing tool |
| CN102494947A (en) * | 2011-11-28 | 2012-06-13 | 芜湖市中兴机械技术开发有限公司 | Welding strength test unit of projection welded threaded part and test method thereof |
| CN202692874U (en) * | 2012-06-25 | 2013-01-23 | 柳州五菱汽车有限责任公司 | Bolt detection device |
| CN203605853U (en) * | 2013-11-29 | 2014-05-21 | 上汽通用五菱汽车股份有限公司 | Projection welding bolt inspection device |
-
2013
- 2013-11-29 CN CN201310620400.8A patent/CN103591871B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005233289A (en) * | 2004-02-19 | 2005-09-02 | Fusao Yamada | Screw slacking sensing method and the sensor |
| CN101607355A (en) * | 2009-07-22 | 2009-12-23 | 重庆长安汽车股份有限公司 | A kind of on automobile component the positioner of welding projection welding double-screw bolt |
| CN201844954U (en) * | 2010-10-12 | 2011-05-25 | 浙江金刚汽车有限公司 | Projection welding bolt testing tool |
| CN102494947A (en) * | 2011-11-28 | 2012-06-13 | 芜湖市中兴机械技术开发有限公司 | Welding strength test unit of projection welded threaded part and test method thereof |
| CN202692874U (en) * | 2012-06-25 | 2013-01-23 | 柳州五菱汽车有限责任公司 | Bolt detection device |
| CN203605853U (en) * | 2013-11-29 | 2014-05-21 | 上汽通用五菱汽车股份有限公司 | Projection welding bolt inspection device |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113899275A (en) * | 2021-06-29 | 2022-01-07 | 重庆长安汽车股份有限公司 | Front subframe mounting stud precision gauge and application method thereof |
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| CN103591871B (en) | 2017-11-17 |
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