CN204788250U - Bump welds intellectual detection system device - Google Patents
Bump welds intellectual detection system device Download PDFInfo
- Publication number
- CN204788250U CN204788250U CN201520512344.0U CN201520512344U CN204788250U CN 204788250 U CN204788250 U CN 204788250U CN 201520512344 U CN201520512344 U CN 201520512344U CN 204788250 U CN204788250 U CN 204788250U
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- salient point
- welding electrode
- welding
- electrode head
- register pin
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Abstract
The utility model discloses a bump welds intellectual detection system device, including electrode matrix, dress the welding electrode at electrode matrix top head and dress at the overhead locating pin of welding electrode, the overhead guide hole that is equipped with the installation locating pin of welding electrode, the top of locating pin forms the end of wearing out the guide hole, being equipped with the screens that can place the nut on the end, being equipped with reset elastic component and displacement sensor in the electrode matrix, the elastic component that resets can be ejecting to the top of welding electrode head with the locating pin, displacement sensor detectable locating pin along the displacement of guide hole removal. The size of utilizing different bolts, nut and punching press part is different, and the accuracy judges that the bump welds the exactness of part, does not need artificial intervention, judges whether welding process goes on, makes the bump weld the process disability rate and reduces to zero to reduce scrapping of part, the loss of material, the waste of the energy, the consumeing of cost.
Description
Technical field
The utility model is used for automobile production automated manufacturing technical field, particularly relates to a kind of salient point weldering intelligent detection device.
Background technology
In automobile body-in-white welding process, the application of salient point weldering is extremely important.A lot of parts are had to need weld bolt and nut in automobile body-in-white, these bolts, nut are equipped with important meaning as the automobile later stage, the non-Timeliness coverage of model if there is mistake and flow into follow-up assembling link, the non-solder part on vehicle body will be caused to install thus cause body in white entirety to scrap, vehicle body needs the part utilizing bolt, nut to assemble more than 100, required bolt, nut are more than 500.And need the part of assembling to be automobile core component, as engine mount, instrument desk support, interior trim, securing band buckle frame etc.As long as this has an appearance mistake will cause scrapping of body in white more than 500 bolts, nut to a chassis, cause great economic loss with it.
At present, the salient point weldering of the bolt in body in white manufacturing process, nut is produced main use manual operation welding and artificial sampling observation or robot manipulation's welding and manually inspects by random samples, no matter be that robot manipulation welds or manual operation welding, the detection of part is all by manually inspecting by random samples, because bolt, nut salient point weldering part all belong to the finding of the formula in enormous quantities in body in white, artificial sampling observation there will be because human negligence and sampling instances cause the outflow of unacceptable product.In addition, even if detect unacceptable product, also result in scrapping of this part.
Analyze body in white bolt, the weldering existing production of part of nut salient point and detection mode, main Problems existing point is the detection how can carrying out bolt, nut and punching parts in very first time salient point weldering welding job while carrying out, and can avoid the outflow of unacceptable product like this.Also can avoid scrapping of bolt, nut and punching parts simultaneously.
Utility model content
For solving the problem, the utility model provides a kind of salient point to weld intelligent detection device, can carry out the detection of bolt, nut and punching parts, thus avoid scrapping of workpiece in very first time salient point weldering welding job while carrying out.
The utility model solves the technical scheme that its technical matters adopts: salient point weldering intelligent detection device, comprise electrode matrix, the welding electrode head being contained in described electrode matrix top and the register pin be contained on described welding electrode head, described welding electrode head is provided with the guide hole installing described register pin, the termination passing described guide hole is formed on the top of register pin, described termination is provided with can the screens of placing nut, return springs and displacement transducer is provided with in electrode matrix, the top of register pin to welding electrode head can eject by return springs, displacement transducer can detection and location pin along the displacement of guide hole movement.
Be further used as the improvement of technical solutions of the utility model, the bottom of register pin forms spacing bead in the below of welding electrode head, and when register pin ejects to the top of welding electrode head by return springs, spacing bead can prop up bottom welding electrode head.
Be further used as the improvement of technical solutions of the utility model, the bottom of described welding electrode head connects guide pin bushing, sensor installation seat is equipped with in the bottom of guide pin bushing, institute's displacement sensors is be contained in the optical fibre displacement sensor on described sensor installation seat, the below of the inherent register pin of guide pin bushing is provided with spring compressor, and described return springs is be contained in the Compress Spring between described spring compressor and sensor installation seat.
Be further used as the improvement of technical solutions of the utility model, also comprise the protection tracheae being connected to optical fibre displacement sensor, described protection tracheae can be connected with the gas circuit of salient point welding machine.
Be further used as the improvement of technical solutions of the utility model, the bottom of described electrode matrix is provided with the installing plate that can be connected with salient point welding machine bottom electrode and the cooling nozzle that can be connected with the cooling water channel of salient point welding machine.
Be further used as the improvement of technical solutions of the utility model, also comprise main control computer and digital display screen, institute's displacement sensors, digital display screen are all connected with main control computer, and described main control computer is provided with the electrical connector that can be connected with the PLC of salient point welding machine.
The beneficial effects of the utility model: during convex spot-welded, punching parts is placed with on welding electrode head, nut is placed in the screens of termination, salient point welding machine top electrode motion pressure, plus-pressure is carried out to nut and punching parts, nut and register pin move down jointly, put in place after stopping, displacement transducer is by the size moving down Distance Judgment nut and punching parts of detection and location pin, position, direction and quantity whether correct, thus different bolt can be utilized, the size of nut and punching parts is different, the correctness of accurate judgement salient point weldering part, and do not need manual intervention, judge whether welding process carries out.Thus avoid scrapping of workpiece.Meanwhile, occur the mistake of position or direction and quantity for correct bolt, nut, the utility model also can detect and not weld, make convex pinpoint welding procedure scrappage be reduced to zero, thus reduce scrapping of part, the loss of material, the waste of the energy, expending of cost.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, the utility model is described in further detail:
Fig. 1 is the utility model structural representation;
Fig. 2 is the utility model normal weld schematic diagram;
Fig. 3 is that the utility model nut is inverted and can not be welded schematic diagram;
Fig. 4 is that the utility model nut loss can not weld schematic diagram.
Embodiment
Referring to figs. 1 through Fig. 4, that show the concrete structure of the preferred embodiment of the utility model.The design feature of each element of the utility model will be described in detail below, if and when being described to direction (upper and lower, left and right, before and after), be with the structure shown in Fig. 1 for reference describes, but actual user of the present utility model is to being not limited thereto.
With reference to Fig. 1, the utility model provides a kind of salient point weldering intelligent detection device, comprise electrode matrix 1, be contained in the welding electrode head 2 at described electrode matrix 1 top, register pin 3, main control computer 4 and the digital display screen 5 be contained on described welding electrode head 2, described main control computer 4 is provided with the electrical connector 41 that can be connected with the PLC of salient point welding machine.Described welding electrode head 2 is provided with the guide hole installing described register pin 3, the termination passing described guide hole is formed on the top of register pin 3, described termination is provided with can the screens 31 of placing nut, return springs and displacement transducer is provided with in electrode matrix, the top of register pin 3 to welding electrode head 2 can eject by return springs, displacement transducer can detection and location pin 3 along the displacement of guide hole movement, institute's displacement sensors, digital display screen 5 are all connected with main control computer 4.The bottom of register pin 3 forms spacing bead 32 in the below of welding electrode head 2, and when register pin 3 ejects to the top of welding electrode head 2 by return springs, spacing bead 32 can prop up bottom welding electrode head 2.The bottom of described welding electrode head 2 connects guide pin bushing 21, sensor installation seat 22 is equipped with in the bottom of guide pin bushing 21, institute's displacement sensors is be contained in the optical fibre displacement sensor 23 on described sensor installation seat 22, the below of the inherent register pin 3 of guide pin bushing 21 is provided with spring compressor 6, and described return springs is be contained in the Compress Spring 24 between described spring compressor 6 and sensor installation seat 22.
Also comprise the protection tracheae 7 being connected to optical fibre displacement sensor 23, described protection tracheae 7 can be connected with the gas circuit of salient point welding machine by source of the gas processing unit 71.The bottom of described electrode matrix 1 is provided with the installing plate 11 that can be connected with salient point welding machine bottom electrode and the cooling nozzle 12 that can be connected with the cooling water channel of salient point welding machine.
With reference to Fig. 2-Fig. 4, on salient point weldering welding post, salient point weldering intelligent detection device is connected with salient point welding machine bottom electrode loop by installing plate 11, be connected by the PLC of electrical connector 41 with salient point welding machine, be connected by the gas circuit of source of the gas processing unit 71 with salient point welding machine, be connected by the cooling water channel of cooling nozzle 12 with salient point welding machine, in the course of the work, punching parts 8 is placed with on welding electrode head 2, register pin 3 is by nut 9 center pit, and located by most advanced and sophisticated screens 31, convex spot-welded chilled(cooling) water return (CWR) water flowing.Meanwhile, source of the gas processing unit 71 connects gas circuit, is carried out the protection of the optical fiber to optical fibre displacement sensor 23 by protection tracheae 7.Salient point welding machine top electrode 91 motion pressure, plus-pressure is carried out to nut 9 and punching parts 8, nut 9 and register pin 3 move down jointly, put in place after stopping, whether optical fibre displacement sensor 23 is correct by the size moving down Distance Judgment nut 9 and punching parts 8 of detection and location pin 3, position, direction and quantity.And shown in real time by digital display screen 5.If the size of nut 9 and punching parts 8, position, direction and quantity wherein have one and be wrong above, the main control computer 4 of salient point weldering intelligent detection device can not send energising welding signal to the PLC of salient point welding machine, and warning error; If the size of nut 9 and punching parts 8, position, direction and quantity are all correct, the main control computer 4 of salient point weldering intelligent detection device can by the PLC transmission energising welding signal of electrical connector 41 to salient point welding machine, electric current forms loop by salient point welding machine bottom electrode, installing plate 11, electrode matrix 1, welding electrode head 2, punching parts 8, nut 9, salient point welding machine top electrode 91, welds with nut 9 punching parts 8.After having welded, take workpiece away, Compress Spring 24 drives register pin 3 to return initial position, and salient point weldering intelligent detecting instrument prepares the detection of next time welding.
Certainly, the invention is not limited to above-mentioned embodiment, those of ordinary skill in the art also can make equivalent variations or replacement under the prerequisite without prejudice to the utility model spirit, and these equivalent modification or replacement are all included in the application's claim limited range.
Claims (6)
1. salient point weldering intelligent detection device, it is characterized in that: the register pin comprising electrode matrix, be contained in the welding electrode head at described electrode matrix top and be contained on described welding electrode head, described welding electrode head is provided with the guide hole installing described register pin, the termination passing described guide hole is formed on the top of register pin, described termination is provided with can the screens of placing nut, return springs and displacement transducer is provided with in electrode matrix, the top of register pin to welding electrode head can eject by return springs, displacement transducer can detection and location pin along the displacement of guide hole movement.
2. salient point weldering intelligent detection device according to claim 1, it is characterized in that: the bottom of register pin forms spacing bead in the below of welding electrode head, when register pin ejects to the top of welding electrode head by return springs, spacing bead can prop up bottom welding electrode head.
3. salient point weldering intelligent detection device according to claim 1 and 2, it is characterized in that: the bottom of described welding electrode head connects guide pin bushing, sensor installation seat is equipped with in the bottom of guide pin bushing, institute's displacement sensors is be contained in the optical fibre displacement sensor on described sensor installation seat, the below of the inherent register pin of guide pin bushing is provided with spring compressor, and described return springs is be contained in the Compress Spring between described spring compressor and sensor installation seat.
4. salient point weldering intelligent detection device according to claim 3, it is characterized in that: also comprise the protection tracheae being connected to optical fibre displacement sensor, described protection tracheae can be connected with the gas circuit of salient point welding machine.
5. salient point weldering intelligent detection device according to claim 1 and 2, is characterized in that: the bottom of described electrode matrix is provided with the installing plate that can be connected with salient point welding machine bottom electrode and the cooling nozzle that can be connected with the cooling water channel of salient point welding machine.
6. salient point weldering intelligent detection device according to claim 1 and 2, it is characterized in that: also comprise main control computer and digital display screen, institute's displacement sensors, digital display screen are all connected with main control computer, and described main control computer is provided with the electrical connector that can be connected with the PLC of salient point welding machine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520512344.0U CN204788250U (en) | 2015-07-15 | 2015-07-15 | Bump welds intellectual detection system device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520512344.0U CN204788250U (en) | 2015-07-15 | 2015-07-15 | Bump welds intellectual detection system device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204788250U true CN204788250U (en) | 2015-11-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520512344.0U Expired - Fee Related CN204788250U (en) | 2015-07-15 | 2015-07-15 | Bump welds intellectual detection system device |
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| CN (1) | CN204788250U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106423906A (en) * | 2016-10-27 | 2017-02-22 | 浙江长华汽车零部件有限公司 | Welding strength automatic testing and sorting device |
| CN108015403A (en) * | 2017-12-27 | 2018-05-11 | 重庆平伟汽车科技股份有限公司 | A kind of bolt welding system and welding method |
| CN109061739A (en) * | 2018-09-12 | 2018-12-21 | 成都众凯汽车零部件制造有限公司 | A kind of projection welder nut leakage proof detection device |
-
2015
- 2015-07-15 CN CN201520512344.0U patent/CN204788250U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106423906A (en) * | 2016-10-27 | 2017-02-22 | 浙江长华汽车零部件有限公司 | Welding strength automatic testing and sorting device |
| CN106423906B (en) * | 2016-10-27 | 2018-11-30 | 浙江长华汽车零部件股份有限公司 | The automatic testing, sorting device of weld strength |
| CN108015403A (en) * | 2017-12-27 | 2018-05-11 | 重庆平伟汽车科技股份有限公司 | A kind of bolt welding system and welding method |
| CN109061739A (en) * | 2018-09-12 | 2018-12-21 | 成都众凯汽车零部件制造有限公司 | A kind of projection welder nut leakage proof detection device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151118 Termination date: 20180715 |