CN204924631U - U -shaped bolt test device - Google Patents
U -shaped bolt test device Download PDFInfo
- Publication number
- CN204924631U CN204924631U CN201520578739.0U CN201520578739U CN204924631U CN 204924631 U CN204924631 U CN 204924631U CN 201520578739 U CN201520578739 U CN 201520578739U CN 204924631 U CN204924631 U CN 204924631U
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- CN
- China
- Prior art keywords
- brace table
- bolt
- dolly
- test unit
- bolt test
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- 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
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Abstract
The utility model discloses a U -shaped bolt test device, include: the travelling car, and at least two supporting devices of fixed mounting on the dolly, the supporting device is including the installation brace table on the dolly with install two stands on the brace table, wherein, the brace table is followed dolly place plane lateral shifting, the stand is followed dolly place plane longitudinal movement. The utility model discloses a U -shaped bolt test device can install the U -shaped bolt of different width, different intervals according to different motorcycle types to more make things convenient for developing of detection achievement.
Description
Technical field
The utility model belongs to the design field of non-standard component, particularly relates to a kind of test unit detecting U bolt performance.
Background technology
U bolt is also known as U-bolts, it is a kind of shop parts, because shape is that U-shaped is so be called U bolt, two has screw thread can be combined with nut, be mainly used in fixing tube if water pipe or tablet are as leaf spring, due to its mounting article mode as people horseback, therefore be also referred to as U-bolts.
In automobile manufacture industry, U bolt is mainly used in leaf spring rigid axle suspension, for fixed car leaf spring.Leaf spring is the primary resilient element in automotive suspension, bears Integral automobile quality, alleviates simultaneously, cushions the vibration transmitted by road surface, so the performance of U bolt and the degree of reliability after installing thereof, can directly affect automotive suspension normally work.
The degree of reliability of current installation U bolt judges mainly through pretightning force.Owing to U bolt there being two sections of screw threads, in rundown process, two nuts often can not realize synchronous pretension, so its pretension process comparatively plain bolt complexity, and the final more difficult control of pretightning force.The bolt that easy appearance causes because bolt pretightening is below standard gets loose phenomenon.Automobile production producer generally adopts multiple-shaft tightening machine to carry out the pretension of U bolt for this reason, but in process of production owing to being subject to the impact of equipment self performance and operating personnel's skill level, its final effect is often not fully up to expectations.
In recent years along with the progress of material science and the improvement of processing technology level, the mechanical property of U bolt has had obvious improvement, so conventional mounting arrangements can not give full play to its potential mechanical property.Therefore, need to test the moment of torsion of U bolt and pretightning force, to understand its mechanical property.But, lack the U bolt equipment that stressing conditions detects in pretension process at present, so can not effectively detect the stress of U bolt, thus effectively can not improve the degree of reliability of its stress, erection & lift, this is very disadvantageous concerning raising assembly quality.
Utility model content
For solving the problem, the utility model provides a kind of test unit that conveniently can detect U bolt stressing conditions in installation process.
The technical solution adopted in the utility model is as follows:
A kind of U bolt test unit, is characterized in that, comprising: travelling car; And
Be fixedly mounted on two fastenings on dolly;
Described fastening comprises the brace table installed on described dolly and two columns be arranged on described brace table; Wherein, described brace table moves along described dolly place flat transverse, and described column vertically moves along described dolly place plane.
Preferably, also comprise longitudinal rail, at least one in described two columns moves along described longitudinal rail.
Preferably, also comprise the hold-down support be arranged on described brace table, supporting plate and longitudinal leadscrew assembly, wherein, one in described two columns is fixed on described hold-down support, another is arranged on described supporting plate, described supporting plate is connected with described longitudinal leadscrew assembly, moves along described long rails.
Preferably, at least one in described brace table is connected with cross slide way and horizontal lead screw assembly, and described brace table moves along described cross slide way.
Preferably, one in described brace table to be fixed on described dolly preferably by base, and described column is provided with V-arrangement draw-in groove.
Preferably, the handle be connected with described horizontal lead screw assembly and described longitudinal leadscrew assembly is also comprised.
Preferably, described fastening is mounted by means of bolts on described dolly.
Compared with prior art, employing the utility model has the following advantages: due to can according to different automobile types, by adjustment clamping U bolt movable block between width and spacing, to install the U bolt of different in width, different spacing, thus the stressing conditions of U bolt in rundown process can be convenient for measuring, and obtain relevant quantitative data by corresponding instrument, and the tightening way of U bolt and the setting parameter of different model can be tested.In addition, owing to testing equipment can be arranged on dolly, so facilitate storage and the carrying of test unit.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the structural representation of U bolt test unit of the present utility model.
Fig. 2 is Trapezoidal fastening structural representation of the present utility model.
Fig. 3 is change spacing fastening structural representation of the present utility model.
Embodiment
For making the object of the utility model embodiment, technical scheme and advantage clearly, below in conjunction with the accompanying drawing in the utility model embodiment, technical scheme in the utility model embodiment is clearly and completely described, obviously, described embodiment is the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.
Fig. 1 is the structural representation of U bolt test unit of the present utility model.Fig. 2 is a fastening structural representation of the present utility model.Fig. 3 is another fastening structural representation of the present utility model.
As shown in Figure 1, U bolt test unit of the present utility model is used for when utilizing coherent detection instrument to carry out performance test to U bolt, clamping U bolt, namely as test platform during detection experiment, travelling car 1 can be comprised, be arranged at least two fastenings travelling car 1 supporting U bolt side by side, two equipment supporting U bolt have been shown in Fig. 1, be respectively the first fastening 2 and the second fastening 4, wherein the bottom of the first fastening 2 and the first fastening 4 is by being bolted on travelling car 1, and can transport with dolly.
In the utility model, width between two clamping parts of the first fastening 2 and 4 clamping U bolt is adjustable to and the spacing of two fastenings is adjusted by any one in mobile two fastenings, fastening 2 and 4 can be symmetrically arranged two equipment, can have identical structure.In addition, also spacing between two fastenings can be adjusted by means of only a mobile fastening.In the utility model, set the first fastening 2 irremovable, second fastening 4 can move along being arranged on dolly 1 upper rail the spacing adjusted between the first fastening 2, and the concrete structure of the first fastening 2 and 4 can be described see Fig. 2 and 3.
As shown in Figure 2, the first fastening 2 can comprise brace table 20, base 7, hold-down support 6, two columns, supporting plate 10, lead screw assembly 9 and line slideways 8.Two columns 5 are for clamping U bolt, adjustable interval (introducing after a while) between two columns, can arrange the V-arrangement draw-in groove blocking bolt in column, one of them column is arranged on hold-down support 6, and hold-down support 6 is arranged on after being arranged on brace table 20 on base 7; Another column 5 is arranged on supporting plate 10, and supporting plate 10 and lead screw assembly 9 link together, and linearly guide rail 8 direction is moved, and lead screw assembly 9 is connected with line slideway 8 and base 7.
During work, two columns 5 grip U bolt 3 jointly.When changing the U bolt of different model, operating personnel can make lead screw assembly 9 move by the handle 18 be arranged on lead screw assembly 9, and drag supporting plate mounted thereto 10 and move along guide rail 8 with column, thus change the distance between two columns 5, to adapt to the change of U bolt 3 width.
As shown in Figure 3, the second fastening 4 is identical with most of structure of the first fastening 2, except except the horizontal lead screw assembly 14 arranged below brace table (the horizontal supporting plate 16 in Fig. 3) for moving horizontal supporting plate 16 and horizontal line slideway 13.
Particularly, second fastening 4 can comprise horizontal supporting plate 16 (also referred to as brace table), longitudinal supporting plate 15, horizontal lead screw assembly 14, longitudinal leadscrew assembly 11, horizontal line slideway 13, longitudinal line slideway 12, hold-down support 17 and two columns 5, one of them column 5 is arranged on hold-down support 17, and hold-down support 17 is connected with horizontal supporting plate 16 again; Another column 5 is arranged on longitudinal supporting plate 15, longitudinal supporting plate 15 is connected with longitudinal leadscrew assembly 11, longitudinally line slideway 12 moves, longitudinal leadscrew assembly 11 and longitudinal line slideway 12 are arranged on horizontal supporting plate 16, horizontal supporting plate 16 is connected with horizontal leading screw 14, and can move along the horizontal line slideway 13 arranged below it.
Wherein the clamping form of U bolt 3 in the second fastening 4 and the first fastening 2 similar, namely two columns 5 by being formed with V-arrangement draw-in groove clamp U bolt, the adjustment mode of longitudinal supporting plate 15 is also identical with the adjustment mode of the supporting plate 10 of the first fastening 2, namely by rotating longitudinal leadscrew assembly 11, longitudinal leadscrew assembly 11 is moved, thus drag longitudinal supporting plate 15 mounted thereto and column 5 moves, thus change the distance between two columns.
During work, by handle 19 is arranged on longitudinal leadscrew assembly 11, to rotate longitudinal leadscrew assembly 14, further drive longitudinal leadscrew assembly 11 rotates, thus make longitudinal supporting plate 15 longitudinally line slideway 12 move, to adjust the spacing of two column 5 supports to adapt to the change of U bolt 3 width.When needing to change the spacing between two U bolts 3 clamped by the first fastening 2 and the second fastening 4, horizontal lead screw assembly 14 rotates horizontal lead screw assembly 14 move to drive it by handle 19 is placed in, make horizontal supporting plate 16 transversely line slideway 13 move, thus realize the change of the spacing of two U bolts 3.
To sum up, U bolt test unit of the present utility model can utilize the intelligent tightening device on production line to carry out tightening of all size U bolt easily and measure test with pretightning force, realize off-line testing to measure, can according to different automobile types, the U bolt of different in width, different spacing is installed, thus improves convenience and the accuracy of experimental work.
Last it is noted that above embodiment is only in order to illustrate the technical solution of the utility model, be not intended to limit; Although be described in detail the utility model with reference to previous embodiment, those of ordinary skill in the art is to be understood that: it still can be modified to the technical scheme described in foregoing embodiments, or carries out equivalent replacement to wherein portion of techniques feature; And these amendments or replacement, do not make the essence of appropriate technical solution depart from the spirit and scope of each embodiment technical scheme of the utility model.
Claims (8)
1. a U bolt test unit, is characterized in that, comprising:
Travelling car and two fastenings be fixedly mounted on dolly;
Described fastening comprises the brace table installed on described dolly and two columns be arranged on described brace table;
Wherein, described brace table moves along described dolly place flat transverse, and described column vertically moves along described dolly place plane.
2. U bolt test unit according to claim 1, is characterized in that, also comprise longitudinal rail, and at least one in two columns moves along described longitudinal rail.
3. U bolt test unit according to claim 2, it is characterized in that, also comprise the hold-down support be arranged on described brace table, supporting plate and longitudinal leadscrew assembly, one in wherein said two columns is fixed on described hold-down support, another is arranged on described supporting plate, described supporting plate is connected with described longitudinal leadscrew assembly, moves along described longitudinal rail.
4. U bolt test unit according to claim 3, is characterized in that, at least one in described brace table is connected with cross slide way and horizontal lead screw assembly, and described brace table moves along described cross slide way.
5. U bolt test unit according to claim 3, is characterized in that, one in described brace table is fixed on described dolly by base.
6. the U bolt test unit according to any one of claim 1 to 5, is characterized in that, described column is provided with V-arrangement draw-in groove.
7. U bolt test unit according to claim 4, is characterized in that, also comprises the handle be connected with described horizontal lead screw assembly and described longitudinal leadscrew assembly.
8. U bolt test unit according to claim 6, is characterized in that, described fastening is mounted by means of bolts on described dolly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520578739.0U CN204924631U (en) | 2015-08-04 | 2015-08-04 | U -shaped bolt test device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520578739.0U CN204924631U (en) | 2015-08-04 | 2015-08-04 | U -shaped bolt test device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204924631U true CN204924631U (en) | 2015-12-30 |
Family
ID=54973747
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520578739.0U Expired - Fee Related CN204924631U (en) | 2015-08-04 | 2015-08-04 | U -shaped bolt test device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204924631U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107116514A (en) * | 2017-06-30 | 2017-09-01 | 天津天海同步科技有限公司 | Synchronizer product bench test executing agency |
| CN107263171A (en) * | 2017-07-11 | 2017-10-20 | 广州德力数控设备有限公司 | Rail vehicle girder Special Fixture for Machining |
| CN108058729A (en) * | 2018-02-05 | 2018-05-22 | 临沂市鲁钰机械有限公司 | A kind of support device for new-energy automobile drive axle |
-
2015
- 2015-08-04 CN CN201520578739.0U patent/CN204924631U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107116514A (en) * | 2017-06-30 | 2017-09-01 | 天津天海同步科技有限公司 | Synchronizer product bench test executing agency |
| CN107263171A (en) * | 2017-07-11 | 2017-10-20 | 广州德力数控设备有限公司 | Rail vehicle girder Special Fixture for Machining |
| CN107263171B (en) * | 2017-07-11 | 2023-08-29 | 广州德力数控设备有限公司 | Special fixture for machining main beam of railway vehicle |
| CN108058729A (en) * | 2018-02-05 | 2018-05-22 | 临沂市鲁钰机械有限公司 | A kind of support device for new-energy automobile drive axle |
| CN108058729B (en) * | 2018-02-05 | 2023-09-26 | 山东同其数字技术有限公司 | Supporting device for new energy automobile drive axle |
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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: 20151230 Termination date: 20190804 |