CN205404024U - Projection welding bolt moment of torsion detection device - Google Patents
Projection welding bolt moment of torsion detection device Download PDFInfo
- Publication number
- CN205404024U CN205404024U CN201620247130.XU CN201620247130U CN205404024U CN 205404024 U CN205404024 U CN 205404024U CN 201620247130 U CN201620247130 U CN 201620247130U CN 205404024 U CN205404024 U CN 205404024U
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- CN
- China
- Prior art keywords
- projection welding
- sleeve
- welding bolt
- detecting apparatus
- torque detecting
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- Expired - Fee Related
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Abstract
The utility model discloses a projection welding bolt moment of torsion detection device, it manufactures and detection area to belong to car body, waste time and energy for solving current detection means, increase measurement personnel's intensity of labour, increase and detect the cost, can not detect the problem of the bolt of welded projection welding, a projection welding bolt moment of torsion detection device, the device includes anchor clamps of being connected with projection welding bolt area screwed one end, the sleeve of cover on anchor clamps, the toper piece of cover on the sleeve, with toper piece complex range finding spanner, the lock nut of setting on the sleeve is with set up on the sleeve and toper piece and lock nut's spring is connected respectively at both ends, can detect the bolt of welded projection welding, the different anchor clamps of cooperation can conveniently detect the moment of torsion of various parts, whether the moment of torsion that can detect the projection welding bolt fast, in batches meets the demands.
Description
Technical field
This utility model belongs to body of a motor car and manufactures and detection field, relates to a kind of detecting device, is specifically related to a kind of projection welding bolt torque detecting apparatus and detection method thereof.
Background technology
In auto manufacturing, the connection of parts completes typically via solder joint, weld seam, bolt and glue.Because the dependable with function that projection welding bolt connects, large batch of for body of a motor car, chassis.After projection welding bolt has welded, it is necessary to ensure the welding quality of projection welding bolt.Method detection welding quality typically via detection projection welding bolt moment of torsion.Current projection welding bolt moment of torsion detection method has two kinds, one is to be welded on by projection welding bolt on formulation sheet metal component, by destructive means detection projection welding bolt quality such as spanner knock, but projection welding bolt to be welded on different welded part its moment of torsion be different, and for welded projection welding bolt, this kind of method cannot detect；Another kind of method is to adopt extra detection nut and digital display spanner to realize.When needs high-volume, quickly detect time, make in aforementioned manners not only easily cause detection nut damage, it is necessary to often change, and dismantle nut and waste time and energy, not only increase the labor intensity of testing staff, and add testing cost.
Summary of the invention
According to above the deficiencies in the prior art, technical problem to be solved in the utility model is to propose a kind of projection welding bolt torque detecting apparatus, by locking nut, setting moment of torsion is set, the overall viewing range of circular cone and diminished shaft, solve existing detection means to waste time and energy, increase the labor intensity of testing staff, increase testing cost, the problem that can not detect welded projection welding bolt, this utility model can detect welded projection welding bolt, coordinates different fixtures can conveniently detect the moment of torsion of various part；Can quickly, the moment of torsion of batch detection projection welding bolt whether meet requirement.
In order to solve above-mentioned technical problem, the technical solution adopted in the utility model is:
A kind of projection welding bolt torque detecting apparatus, this device includes a fixture being connected with the screwed one end of projection welding bolt, it is enclosed within the sleeve on fixture, it is enclosed within the circular cone on sleeve, the range finding spanner coordinated with circular cone, is arranged on locking nut on sleeve and is arranged on sleeve and two ends connect the spring of circular cone and locking nut respectively.
Described fixture includes two clamping elements, bearing pin, bolt, pressure ring, cam and the second bearing pin, hinge is passed through in one end of two clamping elements, a plurality of dovetail groove it is provided with outside the middle part of two clamping elements, two clamping elements are provided with U-shaped hole away from one end of bearing pin, and bolt is connected by the second bearing pin through U-shaped hole and pressure ring with cam.Being respectively provided with a circular groove in the one side that said two clamping element is relative, the diameter of two circular grooves is identical and two circular grooves are symmetrical.The axis of described second bearing pin is vertical with the axis of bolt.One end of described sleeve is provided with two openings, and two openings are arranged point-blank, and the inwall of sleeve is provided with the trapezoidal bar coordinated with dovetail groove.The width of described trapezoidal bar is less than the width of dovetail groove.Described sleeve is divided into two sections and the one section of diminished shaft that diameter is different, different two sections of diameter are connected by diminished shaft, one end that described sleeve diameter is little be provided externally with screw thread, described circular cone is provided with boss and the bellmouth coordinated with diminished shaft, and circular cone is provided externally with two chamfered edges coordinated with spanner of finding range.Described diminished shaft is hollow round table, the equal diameters of the maximum gauge of diminished shaft different from diameter respectively with minimum diameter two sections.Described locking nut is coordinated with sleeve by screw thread, and spring one end that to be arranged on sleeve diameter little, the two ends of spring connect circular cone and locking nut respectively.
A kind of detection method of projection welding bolt torque detecting apparatus,
Step 1: projection welding bolt is welded on welded part；
Step 2: projection welding bolt stretches out the part of weldment and is fixedly clamped by the circular groove of the two of fixture clamping elements, rotates cam；
Step 3: adjust locking nut, utilize the rotation of locking nut to regulate the compression travel of spring, spring compression circular cone, reaches to adjust the effect of the moment of torsion that can bear between circular cone and diminished shaft by adjusting locking nut, and this moment of torsion is exactly the moment of torsion standard value set；
Step 4: turn range finding spanner, to applying moment of torsion between circular cone and diminished shaft, when moment of torsion exceedes the standard value of setting, circular cone and diminished shaft can relatively rotate, then prove that the moment of torsion of projection welding bolt meets requirement；If before circular cone can relatively rotate with diminished shaft, just have rotated projection welding bolt, then prove that the moment of torsion of projection welding bolt is unsatisfactory for requirement.
This utility model provides the benefit that: have dovetail groove outside projection welding bolt fixture, it is possible to coordinates with the trapezoidal bar of sleeve, is passed accurately by moment of torsion；By the overall viewing range of circular cone Yu diminished shaft, once moment of torsion meets requirement, both relatively rotate, it is easy to detection identifies；The compression degree of spring can be adjusted by locking nut easily, and then adjust the standard of detection moment of torsion；Different fixtures is coordinated can conveniently to detect the moment of torsion of various part；Can quickly, the moment of torsion of batch detection projection welding bolt whether meet requirement.
Accompanying drawing explanation
Below the content expressed by this specification accompanying drawing and the labelling in figure are briefly described:
Fig. 1 is the projection welding bolt torque detecting apparatus structure chart of detailed description of the invention of the present utility model；
Fig. 2 is the projection welding bolt torque detecting apparatus sectional view of detailed description of the invention of the present utility model；
Fig. 3 is the sleeve local structural graph of detailed description of the invention of the present utility model；
Fig. 4 is the circular cone local structural graph of detailed description of the invention of the present utility model；
Fig. 5 is the fixture local structural graph of detailed description of the invention of the present utility model；
Fig. 6 is the projection welding bolt torque detecting apparatus schematic diagram of detailed description of the invention of the present utility model；
In figure: 1-finds range spanner；2-locking nut；3-spring；4-sleeve；5-cam；6-bolt；7-pressure ring；8-fixture；9-circular cone；10-bearing pin；11-U type hole；12-screw thread；13-boss；The trapezoidal bar of 14-；15-dovetail groove；16-diminished shaft；17-bellmouth.
Detailed description of the invention
Below against accompanying drawing, by the description to embodiment, mutual alignment between the such as involved shape of each component of detailed description of the invention of the present utility model, structure, each several part and annexation, effect and operation principle, the manufacturing process of each several part and operate with method etc., it is described in further detail, to help those skilled in the art that inventive concept of the present utility model, technical scheme are had more complete, accurate and deep understanding.
A kind of projection welding bolt torque detecting apparatus, this device includes a fixture 8 being connected with the screwed one end of projection welding bolt, it is enclosed within the sleeve 4 on fixture 8, it is enclosed within the circular cone 9 on sleeve 4, the range finding spanner 1 coordinated with circular cone 9, is arranged on locking nut on sleeve 42 and is arranged on sleeve 4 and two ends connect the spring 3 of circular cone 9 and locking nut 2 respectively.
Described fixture 8 includes two clamping elements, and one end of two clamping elements is hinged by bearing pin 10, and the one side that two clamping elements are relative is respectively provided with a circular groove, and the diameter of two circular grooves is identical and two circular grooves are symmetrical.A plurality of dovetail groove 15 it is provided with outside the middle part of two clamping elements, two clamping elements are provided with U-shaped hole 11 away from one end of bearing pin 10, bolt 6 is connected by the second bearing pin through U-shaped hole 11 and pressure ring 7 with cam 5, the axis of the second bearing pin is vertical with the axis of bolt 6, cam 5 can rotate around the axis of the second bearing pin, cam 5 can compress pressure ring 7 after rotating, pressure ring 7 is by can two clamping elements of extrusion clamp 8 after pressing, thus the distance shortened between two clamping elements so that the projection welding bolt that two clamping element clampings are measured.
In order to fixture 8 medium position can be enclosed within, one end of described sleeve 4 is provided with two openings, two openings are arranged point-blank, two openings can block the two ends of fixture 8, the inwall of sleeve 4 is provided with trapezoidal bar 14, the width of trapezoidal bar 14 is less than the width of dovetail groove 15, and trapezoidal bar 14 can coordinate with dovetail groove 15.
Described sleeve 4 is divided into two sections and the one section of diminished shaft 16 that diameter is different, and diameter different two sections is connected by diminished shaft 16, and described diminished shaft 16 is hollow round table, the equal diameters of the maximum gauge of diminished shaft 16 different from diameter respectively with minimum diameter two sections.Described circular cone 9 is provided with bellmouth 17, and bellmouth 17 can be enclosed within the outside of diminished shaft 16.Circular cone 9 is provided externally with two chamfered edges, and two chamfered edges are parallel to each other, and two chamfered edges coordinate with range finding spanner 1.In order to coordinate with spring 3, described circular cone 9 being additionally provided with boss 13, the diameter of boss 13 is more than the diameter of spring 3.
One end that described sleeve 4 diameter is little be provided externally with screw thread 12, locking nut 2 is coordinated with sleeve 4 by screw thread 12, and spring 3 is arranged on one end that on sleeve 4, diameter is little, and the two ends of spring 3 connect circular cone 9 and locking nut 2 respectively.
A kind of detection method of projection welding bolt torque detecting apparatus, projection welding bolt is welded on welded part, projection welding bolt stretches out the part of weldment and is fixedly clamped by the circular groove of two clamping elements of fixture 8, rotate cam 5, thus compressing pressure ring 7, two clamping elements are closely clamped, it is prevented that produce between projection welding bolt and fixture 8 to slide；Then locking nut 2 is adjusted, utilize the rotation of locking nut 2 to regulate the compression travel of spring 3, spring 3 compresses circular cone 9, the compression travel of spring 3 is different, make the pressure between circular cone 9 from diminished shaft 16 different, between circular cone 9 from diminished shaft 16, maximum static friction force is also different, make the moment of torsion that can bear between circular cone 9 from diminished shaft 16 also different, reaching to adjust the effect of the moment of torsion that can bear between circular cone 9 and diminished shaft 16 thereby through adjustment locking nut 2, this moment of torsion is exactly the moment of torsion standard value set；Turning range finding spanner 1, to applying moment of torsion between circular cone 9 and diminished shaft 16, when moment of torsion exceedes the standard value of setting, circular cone 9 and diminished shaft 16 can relatively rotate, then prove that the moment of torsion of projection welding bolt meets requirement；If before circular cone 9 can relatively rotate with diminished shaft 16, just have rotated projection welding bolt, then prove that the moment of torsion of projection welding bolt is unsatisfactory for requirement.
This utility model has the advantage that outside projection welding bolt fixture dovetail groove 15, it is possible to coordinates with the trapezoidal bar 14 of sleeve, is passed accurately by moment of torsion；By the overall viewing range of circular cone 9 with diminished shaft 16, once moment of torsion meets requirement, both relatively rotate, it is easy to detection identifies；The compression degree of spring 3 can be adjusted by locking nut 2 easily, and then adjust the standard of detection moment of torsion；Different fixtures 8 is coordinated can conveniently to detect the moment of torsion of various part.
Above in conjunction with accompanying drawing, this utility model is exemplarily described; obvious this utility model implements and is not subject to the restrictions described above; as long as have employed the improvement of the various unsubstantialities that method of the present utility model design carries out with technical scheme; or not improved design of the present utility model and technical scheme are directly applied to other occasion, all within protection domain of the present utility model.Protection domain of the present utility model should be as the criterion with claims protection defined.
Claims (9)
1. a projection welding bolt torque detecting apparatus, it is characterized in that: this device includes a fixture (8) being connected with the screwed one end of projection welding bolt, it is enclosed within the sleeve (4) on fixture (8), it is enclosed within the circular cone (9) on sleeve (4), the range finding spanner (1) coordinated with circular cone (9), is arranged on the locking nut (2) on sleeve (4) and is arranged on that sleeve (4) is upper and two ends connect the spring (3) of circular cone (9) and locking nut (2) respectively.
2. projection welding bolt torque detecting apparatus according to claim 1, it is characterized in that: described fixture (8) includes two clamping elements, bearing pin (10), bolt (6), pressure ring (7), cam (5) and the second bearing pin, one end of two clamping elements is hinged by bearing pin (10), a plurality of dovetail groove (15) it is provided with outside the middle part of two clamping elements, two clamping elements are provided with U-shaped hole (11) away from one end of bearing pin (10), bolt (6) is connected by the second bearing pin through U-shaped hole (11) and pressure ring (7) with cam (5).
3. projection welding bolt torque detecting apparatus according to claim 2, it is characterised in that: being respectively provided with a circular groove in the one side that said two clamping element is relative, the diameter of two circular grooves is identical and two circular grooves are symmetrical.
4. projection welding bolt torque detecting apparatus according to claim 2, it is characterised in that: the axis of described second bearing pin is vertical with the axis of bolt (6).
5. projection welding bolt torque detecting apparatus according to claim 2, it is characterized in that: one end of described sleeve (4) is provided with two openings, two openings are arranged point-blank, and the inwall of sleeve (4) is provided with the trapezoidal bar (14) coordinated with dovetail groove (15).
6. projection welding bolt torque detecting apparatus according to claim 5, it is characterised in that: the width of described trapezoidal bar (14) is less than the width of dovetail groove (15).
7. projection welding bolt torque detecting apparatus according to claim 2, it is characterized in that: two sections and the one section of diminished shaft (16) that described sleeve (4) is divided into diameter different, diameter different two sections is connected by diminished shaft (16), one end that described sleeve (4) diameter is little be provided externally with screw thread (12), described circular cone (9) is provided with boss (13) and the bellmouth (17) coordinated with diminished shaft (16), and circular cone (9) is provided externally with two chamfered edges coordinated with spanner of finding range (1).
8. projection welding bolt torque detecting apparatus according to claim 7, it is characterised in that: described diminished shaft (16) is hollow round table, the equal diameters of the maximum gauge of diminished shaft (16) different from diameter respectively with minimum diameter two sections.
9. projection welding bolt torque detecting apparatus according to claim 7, it is characterized in that: described locking nut (2) is coordinated with sleeve (4) by screw thread (12), spring (3) is arranged on one end that the upper diameter of sleeve (4) is little, and the two ends of spring (3) connect circular cone (9) and locking nut (2) respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620247130.XU CN205404024U (en) | 2016-03-24 | 2016-03-24 | Projection welding bolt moment of torsion detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620247130.XU CN205404024U (en) | 2016-03-24 | 2016-03-24 | Projection welding bolt moment of torsion detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205404024U true CN205404024U (en) | 2016-07-27 |
Family
ID=56419691
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620247130.XU Expired - Fee Related CN205404024U (en) | 2016-03-24 | 2016-03-24 | Projection welding bolt moment of torsion detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205404024U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105806538A (en) * | 2016-03-24 | 2016-07-27 | 安徽机电职业技术学院 | Projection welding bolt torque detection device and detection method thereof |
| CN109142034A (en) * | 2018-09-29 | 2019-01-04 | 中国航空工业标准件制造有限责任公司 | Curved surface loads torque test tooling |
-
2016
- 2016-03-24 CN CN201620247130.XU patent/CN205404024U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105806538A (en) * | 2016-03-24 | 2016-07-27 | 安徽机电职业技术学院 | Projection welding bolt torque detection device and detection method thereof |
| CN105806538B (en) * | 2016-03-24 | 2019-02-12 | 安徽机电职业技术学院 | A kind of projection welding bolt torque detecting apparatus and its detection method |
| CN109142034A (en) * | 2018-09-29 | 2019-01-04 | 中国航空工业标准件制造有限责任公司 | Curved surface loads torque test tooling |
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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 |
Granted publication date: 20160727 Termination date: 20170324 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |