CN204388761U - The positional precision pick-up unit of a kind of subframe location tubing string - Google Patents
The positional precision pick-up unit of a kind of subframe location tubing string Download PDFInfo
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- CN204388761U CN204388761U CN201520120090.8U CN201520120090U CN204388761U CN 204388761 U CN204388761 U CN 204388761U CN 201520120090 U CN201520120090 U CN 201520120090U CN 204388761 U CN204388761 U CN 204388761U
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- plate
- test pin
- subframe
- positional precision
- mounting hole
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- 238000012360 testing method Methods 0.000 claims abstract description 66
- 238000009434 installation Methods 0.000 abstract description 6
- 238000003754 machining Methods 0.000 abstract description 5
- 230000007423 decrease Effects 0.000 abstract description 3
- 238000001514 detection method Methods 0.000 description 7
- 230000000694 effects Effects 0.000 description 3
- 239000000314 lubricant Substances 0.000 description 3
- 238000005461 lubrication Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000004323 axial length Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The utility model discloses the positional precision pick-up unit of a kind of subframe location tubing string, comprising: fixed head, its stationary plane is parallel with the face of weld that subframe locates column jecket; First test pin, it is staircase structure, and the first test pin and subframe are located column jecket and leant; Ladder bushing, it is set in outside the first test pin, and end face and the fixed head of the enlarged diameter section of ladder bushing lean; Web joint, it comprises the first plate and the second plate perpendicular to the first plate, and the second plate is connected with described fixed head; Second test pin, it runs through the top being arranged on the first plate.The positional precision pick-up unit of subframe location of the present utility model tubing string, on the basis measuring subframe location tubing string verticality, leant by the second test pin that the web joint that is connected with guide plate is arranged and subframe bottom surface, measure the positional precision of subframe location tubing string Z-direction, this kind of proving installation is easy and simple to handle, effectively decrease the test duration, improve the working (machining) efficiency of subframe.
Description
Technical field
The utility model relates to subframe and detects frock technical field, is specifically related to the positional precision pick-up unit of a kind of subframe location tubing string.
Background technology
Vehicle body precision is the key factor ensureing car mass, and the control of vehicle body precision is mainly in the body in white welding stage, the mode detected by cubing is controlled, and in existing cubing, vehicle body there is the detection of a lot of key point, be difficult to ensure accuracy of detection, such as have now in many sedans vehicle, nacelle is in order to ensure the quality of fit with subframe, use subframe and location tubing string has been installed, this machine adds part, its verticality and positional precision, all require very high, but subframe installs location tubing string in longitudinal beams of engine cabin bottom, cannot see by above engine, therefore very difficulty is detected.
For the location tubing string of nacelle subframe on white car body, its verticality and positional precision all require very high in production, in the application content of the patent No. 201420561683.3, location tubing string for subframe can only detect its verticality, and to positional precision, especially the positional precision of Z-direction, cannot detect in the body in white debug phase, and therefore the location tubing string positional precision of subframe is the Focal point and difficult point of debugging always.
Utility model content
The purpose of this utility model is to provide the positional precision pick-up unit of a kind of subframe location tubing string, by adding positional precision test module on detection means, utilize the test pin in positional precision test module to confirm the Z-direction positional precision of subframe location tubing string, thus on tubing string verticality basis, guarantee location, the further installation accuracy controlling location tubing string, and easy and simple to handle, effectively improve the production efficiency of vehicle.
For achieving the above object, the utility model provides following technical scheme:
A positional precision pick-up unit for subframe location tubing string, comprising: fixed head, its stationary plane is parallel with the face of weld that subframe locates column jecket; First test pin, it is staircase structure, and described first test pin and described subframe are located column jecket and leant; Ladder bushing, it is set in outside described first test pin, and end face and the described fixed head of the enlarged diameter section of described ladder bushing lean; Web joint, it comprises the first plate and the second plate perpendicular to described first plate, and described second plate is connected with described fixed head; Second test pin, it runs through the top being arranged on described first plate.
Preferably, described fixed head comprises the 3rd plate and the 4th plate perpendicular to described 3rd plate, and described first test pin is provided with four, vertically distribute respectively, and the center line of described first test pin intersects vertically mutually on described 3rd plate and described 4th plate.
Preferably, described ladder bushing is provided with housing screw, and described housing screw is pressed on described first test pin.
Preferably, described fixed head is provided with the first mounting hole, the reduced diameter section of described ladder bushing and described first mounting hole clearance fit.
Preferably, described first plate is provided with the second mounting hole, described second test pin and described second mounting hole clearance fit.
Preferably, in described first mounting hole and described second mounting hole, be provided with self-oiling bearing, described self-oiling bearing and described first mounting hole and described second mounting hole interference fit.
Preferably, described second plate is provided with fixed orifice, described second plate is by fixing through the bolt of described fixed orifice and described fixed head.
Preferably, the top of described first test pin and described second test pin is provided with guiding surface.
The beneficial effects of the utility model are:
The positional precision pick-up unit of subframe location of the present utility model tubing string, parallel with the face of weld that subframe locates tubing string by the stationary plane of guide plate, ensure that measuring basis, and the verticality of subframe location tubing string is measured from X, Y both direction by four the first test pins be arranged on fixed head, ensure that the verticality of subframe location tubing string; simultaneously Leant by the second test pin that the web joint that is connected with guide plate is arranged and subframe bottom surface simultaneously, measure the positional precision of subframe location tubing string Z-direction, the test value in X, Y, Z tri-directions is calculated, both the verticality of subframe location tubing string can have been obtained, also the positional precision of subframe location tubing string can be obtained, thus ensure the overall processing precision of subframe location tubing string, make subframe add man-hour can be more accurate, guarantee the machining precision of entire vehicle thus.And this kind of proving installation is easy and simple to handle, effectively decreases the test duration, improve the working (machining) efficiency of subframe.
Accompanying drawing explanation
Next will be described in further detail specific embodiment of the utility model by reference to the accompanying drawings, wherein:
Fig. 1 is the fixed part side view of the utility model embodiment;
Fig. 2 is the connecting portion side view of the utility model embodiment;
Fig. 3 is the structure of the detecting device figure of the utility model embodiment;
Fig. 4 is the pick-up unit measuring state figure of the utility model embodiment.
Mark in upper figure:
1, fixed head 11, first test pin 12, ladder bushing
13, the 3rd plate 14, the 4th plate 15, housing screw
16, the first mounting hole 2, web joint 21, first plate
22, the second plate 23, second test pin 24, second mounting hole
25, fixed orifice 3, guiding surface 4, subframe
5, subframe location tubing string
Embodiment
Be described below in detail embodiment of the present utility model, the example of described embodiment is shown in the drawings, and wherein same or similar label represents same or similar element or has element that is identical or similar functions from start to finish.Being exemplary below by the embodiment be described with reference to the drawings, only for explaining the utility model, and can not being interpreted as restriction of the present utility model.
As shown in Figures 1 to 4, the positional precision pick-up unit of a kind of subframe location tubing string, comprising: fixed head 1, its stationary plane is parallel with the face of weld that subframe locates column jecket 5; First test pin 11, it is staircase structure, and the first test pin 11 is located column jecket 5 with subframe and leant; Ladder bushing 12, it is set in outside the first test pin 11, and end face and the fixed head 1 of the enlarged diameter section of ladder bushing 12 lean; Web joint 2, it comprises the first plate 21 and is connected with fixed head 1 perpendicular to the second plate 22, second plate 22 of the first plate 21; Second test pin 23, it runs through the top being arranged on the first plate 21.The positional precision pick-up unit of subframe location of the present utility model tubing string, parallel with the face of weld that subframe locates tubing string 5 by the stationary plane of guide plate 1, ensure that measuring basis, and the verticality of subframe location tubing string 5 is measured from X, Y both direction by four the first test pins 11 be arranged on fixed head 1, ensure that the verticality of subframe location tubing string 5; simultaneously The second test pin 23 simultaneously by the web joint 2 that is connected with guide plate 1 is arranged leans with subframe 4 bottom surface, measure the positional precision of subframe location tubing string 5 in Z-direction, the test value in X, Y, Z tri-directions is calculated, both the verticality of subframe location tubing string 5 can have been obtained, also the positional precision of subframe location tubing string 5 can be obtained, thus ensure the overall processing precision of subframe location tubing string 5, make subframe 4 add man-hour can be more accurate, guarantee the machining precision of entire vehicle thus.And this kind of proving installation is easy and simple to handle, effectively decreases the test duration, improve the working (machining) efficiency of subframe 4.
As shown in figures 1 and 3, fixed head 1 comprises the 3rd plate 13 and is provided with four perpendicular to the 4th plate 14, first test pin 11 of the 3rd plate 13, vertically distribute respectively, and the center line of the first test pin 11 intersects vertically mutually on the 3rd plate 13 and the 4th plate 14.When measuring the verticality of subframe location tubing string 5, two the first test pins 11 be positioned on the 3rd plate 13 can detect 2 deviations of subframe location column jecket 5 respectively, and the difference of two deviations is the verticality of subframe location column jecket 5 at the axis direction of the first test pin 11.In like manner, two the first test pins 11 be positioned on the 4th plate 14 can detect deviation and the verticality of other direction 2 respectively, both measuring methods are identical, and the first test pin 11 of vertical and intersectant centerline can detect the deviation of two vertical direction of subframe location column jecket 5 and two detection components contact positions respectively.After so arranging, the quantity of the first test pin 11 arranges relatively reasonable, and can meet the testing requirement of subframe location column jecket 5 verticality, and passes through vertically disposed first test pin 11 between two, can realize the detection of the multiple positions to subframe location column jecket 5.Certainly, for the column detection bodies that axial length is longer, the first test pin 11 can add setting, and can carry out areal survey, measures requirement more accurately, do not limit in the utility model to meet.
As shown in Figure 1, ladder bushing 12 is provided with housing screw 15, and housing screw 15 is pressed on the first test pin 11, and fixed head 1 is also provided with the first mounting hole 16,16 clearance fit between the reduced diameter section of ladder bushing 12 and the first mounting hole.Utilize hold-down bolt 15 can be relative fixing with between ladder bushing 12 by the first test pin 11, and the first test pin 11 entirety is shifted out fixed head 1, avoid the reading difficulty causing this proving installation because nacelle bottom space is less, the defects such as operation inconvenience.Also self-oiling bearing is provided with in addition, this self-oiling bearing and the first mounting hole 16 interference fit in the first mounting hole 16.The lubrication of the first mounting hole 16 can adopt offers groove on inwall, and in groove, smears lubricant so that the mode reducing frictional resistance is to reduce wearing and tearing.But, consider to process groove on the inwall of the first mounting hole 16 comparatively difficult, in the present embodiment, preferably in the first mounting hole 16, self-lubricating bearing and the first mounting hole 16 interference fit are installed, the object of lubrication is reached by the material of self-lubricating bearing itself, compared with the scheme that groove is offered in this scheme and employing, more simply, and lubricant effect is better.
As shown in Figure 2, the first plate 21 of web joint 2 is provided with the second mounting hole 24, second test pin 23 and the second mounting hole 24 clearance fit.Can be mounted and dismounted the second test pin 23 easily by the second mounting hole 24, simultaneously, also self-oiling bearing is provided with in the second mounting hole 24, in second mounting hole 24, self-lubricating bearing and the second mounting hole 24 interference fit are installed, the object of lubrication is reached by the material of self-lubricating bearing itself, not only structure is relatively simple, and lubricant effect is better.
As shown in Figure 3, the second plate 22 is provided with fixed orifice 25, the second plate 22 is by fixing through the bolt of fixed orifice 25 and fixed head 1.Be bolted the strength of joint that can increase between web joint 2 and fixed head 1, make web joint 2 can stablize firm being fixed together with fixed head 1, when the accuracy of detection of the second test pin 23 declines, at any time by carrying out installation and removal to keep in repair to web joint 2, thus the overall precision of pick-up unit can be ensured.
As shown in Figure 4, guiding surface 3 is provided with on the top of the first test pin 11 and the second test pin 23, guiding surface 3 is at the first test pin 11 pairs of subframe location tubing strings 5, and the bottom surface of the second test pin 23 pairs of subframes 4 is when detecting, can lead to the first test pin 11 and the second test pin 23, thus avoid and cause because leading inaccurate the possibility that test result error is larger.
Structure of the present utility model, feature and action effect is described in detail above according to illustrated embodiment; the foregoing is only preferred embodiment of the present utility model; but the utility model does not limit practical range with shown in drawing; every change done according to conception of the present utility model; or be revised as the Equivalent embodiments of equivalent variations; do not exceed yet instructions with diagram contain spiritual time, all should in protection domain of the present utility model.
Claims (8)
1. a positional precision pick-up unit for subframe location tubing string, is characterized in that, comprising:
Fixed head, its stationary plane is parallel with the face of weld that subframe locates column jecket;
First test pin, it is staircase structure, and described first test pin and described subframe are located column jecket and leant;
Ladder bushing, it is set in outside described first test pin, and end face and the described fixed head of the enlarged diameter section of described ladder bushing lean;
Web joint, it comprises the first plate and the second plate perpendicular to described first plate, and described second plate is connected with described fixed head;
Second test pin, it runs through the top being arranged on described first plate.
2. positional precision pick-up unit according to claim 1, it is characterized in that, described fixed head comprises the 3rd plate and the 4th plate perpendicular to described 3rd plate, described first test pin is provided with four, vertically distribute on described 3rd plate and described 4th plate respectively, and the center line of described first test pin intersects vertically mutually.
3. positional precision pick-up unit according to claim 2, is characterized in that, described ladder bushing is provided with housing screw, and described housing screw is pressed on described first test pin.
4. positional precision pick-up unit according to claim 3, is characterized in that, described fixed head is provided with the first mounting hole, the reduced diameter section of described ladder bushing and described first mounting hole clearance fit.
5. positional precision pick-up unit according to claim 4, is characterized in that, described first plate is provided with the second mounting hole, described second test pin and described second mounting hole clearance fit.
6. positional precision pick-up unit according to claim 5, is characterized in that, is provided with self-oiling bearing in described first mounting hole and described second mounting hole, described self-oiling bearing and described first mounting hole and described second mounting hole interference fit.
7. positional precision pick-up unit according to claim 1, is characterized in that, described second plate is provided with fixed orifice, and described second plate is by fixing through the bolt of described fixed orifice and described fixed head.
8. positional precision pick-up unit according to claim 1, is characterized in that, the top of described first test pin and described second test pin is provided with guiding surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520120090.8U CN204388761U (en) | 2015-02-28 | 2015-02-28 | The positional precision pick-up unit of a kind of subframe location tubing string |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520120090.8U CN204388761U (en) | 2015-02-28 | 2015-02-28 | The positional precision pick-up unit of a kind of subframe location tubing string |
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| Publication Number | Publication Date |
|---|---|
| CN204388761U true CN204388761U (en) | 2015-06-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520120090.8U Expired - Fee Related CN204388761U (en) | 2015-02-28 | 2015-02-28 | The positional precision pick-up unit of a kind of subframe location tubing string |
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| Country | Link |
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| CN (1) | CN204388761U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106247909A (en) * | 2016-09-30 | 2016-12-21 | 安徽江淮汽车股份有限公司 | Stud testing apparatus for verticality installed by a kind of vehicle frame |
| 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 |
| CN115452863A (en) * | 2022-09-16 | 2022-12-09 | 沧州北方散热器股份有限公司 | Auxiliary frame welding detection equipment and detection method |
-
2015
- 2015-02-28 CN CN201520120090.8U patent/CN204388761U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106247909A (en) * | 2016-09-30 | 2016-12-21 | 安徽江淮汽车股份有限公司 | Stud testing apparatus for verticality installed by a kind of vehicle frame |
| 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 |
| CN113899275B (en) * | 2021-06-29 | 2023-04-07 | 重庆长安汽车股份有限公司 | Front auxiliary frame mounting stud precision gauge and use method thereof |
| CN115452863A (en) * | 2022-09-16 | 2022-12-09 | 沧州北方散热器股份有限公司 | Auxiliary frame welding detection equipment and detection method |
| CN115452863B (en) * | 2022-09-16 | 2023-03-21 | 沧州北方散热器股份有限公司 | Auxiliary frame welding detection equipment and detection method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 230601 Anhui Province, Hefei City Industrial Park, the Peach Blossom Road No. 669 Patentee after: Anhui Jianghuai Automobile Group Limited by Share Ltd Address before: 230601 Anhui Province, Hefei City Industrial Park, the Peach Blossom Road No. 669 Patentee before: Anhui Jianghuai Automobile Co., Ltd. |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150610 Termination date: 20190228 |
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| CF01 | Termination of patent right due to non-payment of annual fee |