CN103344420A - Multi-shaft bolt tightening test bed - Google Patents
Multi-shaft bolt tightening test bed Download PDFInfo
- Publication number
- CN103344420A CN103344420A CN2013102416106A CN201310241610A CN103344420A CN 103344420 A CN103344420 A CN 103344420A CN 2013102416106 A CN2013102416106 A CN 2013102416106A CN 201310241610 A CN201310241610 A CN 201310241610A CN 103344420 A CN103344420 A CN 103344420A
- Authority
- CN
- China
- Prior art keywords
- guide rail
- tightening
- back timber
- slide block
- leading screw
- Prior art date
- 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.)
- Granted
Links
Images
Landscapes
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The invention discloses a multi-shaft bolt tightening test bed which comprises a machine body frame, tightening mechanisms, a top beam mechanism and a working table lifting module. The tightening mechanisms, the top beam mechanism and the working table lifting module are respectively installed on the machine body frame. The tightening mechanisms are installed on diamond-shaped beam frames of the top beam mechanism through a steel wire rope and a spring balancer. The top beam mechanism is installed at the top end of the machine body frame through fixing angle bars. The working table lifting module is installed at the bottom end of the machine body frame through a working table supporting frame. The tightening mechanisms are provided with multiple tightening shafts, and four bolts can be assembled and tightened at the same time. Each tightening shaft is provided with an independent X-direction lead screw and an independent Y-direction lead screw. Through adjustment of the lead screws, the tightening shafts are moved. Through adjustment of positions of the four tightening shafts, the bolts can be distributed in kinds of combination shapes such as a rectangle, a square, a ring form, a regular triangle, a line type and an irregular shape.
Description
Technical field
The invention belongs to the bolts assemblies field, relate to a kind of bolt tightening test platform, particularly a kind of multishaft bolt tightening testing table.
Background technology
Bolt connects and is widely used in the various plant equipment, is the key factor that influences technology quality index such as device security, economy, reliability.The quality that technology has directly determined the bolt quality of connection is tightened in the assembling of bolt.But for a long time, people relatively pay attention to bolted design planning always, tighten Processes and apparatus and not too pay attention to and bolt connected.Therefore, regular meeting takes place to cause the pretightning force of bolt reality not reach designing requirement owing to tightening inappropriate technology, the irrational phenomenon of design occurs.In the last few years, along with continuous development, especially aviation and the rapid development of automobile industry of science and technology, bolt was tightened assembly technology and was more and more paid attention to by people.
Present bolts assemblies is tightened technology following deficiency: the tightening on the control method of bolt, only with moment of torsion or corner as the standard of whether tightening, difference tightened mode, difference are connected material, different bolt specification uses identical moment of torsion or corner also can obtain different pretightning forces, not enough to the control accuracy of pretightning force; Connect for many bolts, the planning that technology is tightened in its assembling is main experience artificially still, assembly quality be difficult to controlled with guarantee; Lack can accurately control the bolt rundown process and can be simultaneously at plurality of specifications bolt, different bolt arrange, the multi-functional bolt tightening test platform of difformity connected piece.
Summary of the invention
The objective of the invention is to solve above-mentioned prior art existing problems, a kind of multi-functional multiple-shaft tightening testing table is provided, this testing table can be at the different size bolt, different bolt arrangement modes, the difformity connected piece, tighten control device such as calibrated wrench method with multiple bolt, the corner method, realizations such as yield point control method are tightened, can connect at the bolt group simultaneously, carry out difference and tighten technology to the influence research of quality of connection, as tightening simultaneously, order is tightened, batch tighten, hold time etc., and measure in real time and gather moment of torsion in the rundown process, corner, pretightning force.
For achieving the above object, the technical solution adopted in the present invention is: comprise organism frame, and be installed in respectively and tighten mechanism, back timber mechanism and worktable lifting module on the organism frame; Tightening mechanism is installed on the rhombus roof beam structure of back timber mechanism by wire rope and Spring balancer; Back timber mechanism is installed on the organism frame top by fixing angle bar; The worktable lifting module is installed on the bottom of organism frame by the worktable bracing frame; The described mechanism of tightening comprises rundown station back timber and rundown station base; The rundown station base is fixedlyed connected with the rundown station back timber by some Z-direction guide pole sleeves, and wherein Z-direction is vertical direction; The rundown station back timber is provided with the fixed pulley for lay winding wire ropes;
The above-mentioned mechanism of tightening also is connected with control module.
Above-mentioned organism frame is made by the aluminium section bar beam, comprises left protective door and the right protective door that is arranged on the machine frame side and the back protective door that is arranged on the organism frame back side.
Above-mentioned left protective door, right protective door and back protective door all are installed on the aluminium section bar beam of organism frame by hinge.
The footing place of above-mentioned organism frame is equipped with the ground castor.
The directions X of above-mentioned rundown station base is provided with two relative X-direction guide rails, and is provided with the X-direction leading screw in the X-direction guide rail, and the two ends of X-direction leading screw are separately installed with X-direction leading screw slide block, and the two ends of X-direction guide rail are respectively arranged with X-direction guide rail slide block;
Be provided with the Y-direction positioning seat above X-direction guide rail slide block, wherein X-direction is all vertical with Z-direction with Y-direction, and X-direction is also vertical mutually at grade with Y-direction; On the Y-direction of rundown station base, and be provided with the Y-direction guide rail between two Y-direction positioning seats, be provided with the Y-direction leading screw in the Y-direction guide rail, the two ends of Y-direction leading screw are provided with Y-direction leading screw slide block, and the two ends of Y-direction guide rail are respectively arranged with Y-direction guide rail slide block; On Y-direction leading screw slide block, also be provided with and tighten axis clamping mechanism, tighten axle and be installed in and tighten in the axis clamping mechanism; Tightening axis clamping mechanism and Y-direction guide rail slide block and Y-direction leading screw slide block fixed is one; Tighten operating handle and be installed in X-direction guide rail side faces at both ends.
Above-mentioned back timber mechanism comprises and is arranged on two groups of corresponding fixedly two X-direction cylindricality guide rails between the angle bar, be respectively installed with the X-direction linear bearing on two X-direction cylindricality guide rails, on Y-direction, be provided with Y-direction cylindricality guide rail between two relative X-direction linear bearings, wherein X-direction is all vertical with Z-direction with Y-direction, and X-direction is also vertical mutually at grade with Y-direction; Be arranged with the Y-direction linear bearing that links to each other with the rhombus roof beam structure on the Y-direction cylindricality guide rail, described rhombus roof beam structure is by arranging linking to each other with Y-direction slip roof beam structure around the Z rotatable parts in the middle, Y-direction slip roof beam structure on the back timber is installed on the X-direction slip roof beam structure by Y-direction linear bearing and Y-direction cylindricality guide rail, X-direction slip roof beam structure by X-direction cylindricality guide rail, X-direction linear bearing and fixedly the angle bar parts be installed on the organism frame top.
State the rhombus roof beam structure and be provided with two back timber lifting bolts; Wire rope one end that is wound in fixed pulley links to each other with Spring balancer, and the other end links to each other with a back timber lifting bolt, and Spring balancer hangs on another back timber lifting bolt.
Above-mentioned worktable lifting module comprises the worktable that is installed on the worktable supporting seat, and the inside of worktable supporting seat is equipped with elevating mechanism.
Above-mentioned elevating mechanism comprises turning axle, and an end of turning axle links to each other with the rotation hand wheel handwheel by deep groove ball bearing; The other end of turning axle links to each other with worm-and-wheel gear by shaft coupling; The bearing positioning seat is installed on the turning axle of shaft coupling inboard; The upper end of worm-and-wheel gear is provided with support disk.
Compared with prior art, the present invention has following beneficial effect:
1) organism frame of the present invention has adopted the vertical frame structure, and framework lower margin four foots are installed the ground castor, tightens that axle has preferably right alignment and to heart effect, the testing table conveniently moving.
2) mechanism of tightening of the present invention has a plurality of axles of tightening, and it is preferably 4, can realize simultaneously that the assembling of four bolts tightens; Tighten axle for every and all be equipped with independently X, Y-direction leading screw, regulate leading screw and move and tightens axle, four positions of tightening axle are capable of being combined to go out rectangle, square, annular, equilateral triangle, line style, multiple distribution such as irregularly shaped by regulating.
3) back timber of the present invention mechanism adopts two-way guide rails and around Z rotating mechanism device, can make the mechanism of tightening that is installed on this module realize X, Y-direction translation and around the rotation of Z-direction, increase the flexibility of tightening mechanism, can satisfy tightening large-size workpiece.
4) the present invention realizes the worktable lifting motion by the worktable lifting module is set by shaking handwheel, has increased test space, has on the worktable and singly encloses T type groove, and clamping workpiece is convenient and simple.
6) the present invention adopts the high-precision axle of tightening, and the torque measurement scope can be between 1NM～350NM.The control accuracy height, moment of torsion and angular error can be controlled in 1%～3% scope.
Description of drawings
Fig. 1 is front view of the present invention;
Fig. 2 is one-piece construction synoptic diagram of the present invention;
Fig. 3 tightens the axis side view that waits of mechanism for the present invention;
Fig. 4 is the upward view of back timber of the present invention mechanism;
Fig. 5 is the axis side view that waits of back timber of the present invention mechanism;
Fig. 6 is the axis side view that waits of worktable lifting module of the present invention;
Fig. 7 is the structural representation of elevating mechanism of the present invention.
Wherein: 1 is organism frame; 101 is left protective door; 102 is right protective door; 103 is the back protective door; 104 is the ground castor; 2 for tightening mechanism; 201 for tightening axle; 202 for tightening axis clamping mechanism; 203 is the Y-direction guide rail; 204 is Y-direction guide rail slide block; 205 is the Y-direction leading screw; 206 is Y-direction leading screw slide block; 207 is the Y-direction positioning seat; 208 is the X-direction guide rail; 209 is X-direction guide rail slide block; 210 is the X-direction leading screw; 211 is X-direction leading screw slide block; 212 is the rundown station base; 213 for tightening operating handle; 214 is Z-direction guide pole sleeve; 216 is fixed pulley; 217 is the rundown station back timber; 3 is back timber mechanism; 301 is the rhombus roof beam structure; 302 is the back timber lifting bolt; 303 is Y-direction slip roof beam structure; 304 is around the Z rotatable parts; 305 is Y-direction cylindricality guide rail; 306 is the Y-direction linear bearing; 307 is X-direction slip roof beam structure; 308 is X-direction cylindricality guide rail; 309 is the X-direction linear bearing; 310 are fixing angle bar; 311 is Z-direction guide pole pilot hole; 4 worktable lifting modules; 401 is worktable; 402 is the worktable supporting seat; 403 is support disk; 404 is worm-and-wheel gear; 405 is shaft coupling; 406 is the bearing positioning seat; 407 is deep groove ball bearing; 408 is rotation hand wheel; 409 is turning axle; 410 is the worktable bracing frame; 411 is the Z-direction line slideway; 412 is Z-direction guide rail slide block; 5 is control module; 501 is the switch board framework; 502 for tightening axis controller; 503 is power-supply controller of electric; 504 is switch board ground castor; 6 is Spring balancer; 7 is high strength wire rope; 8 is the Z-direction guide pole; 9 is metallic channel.
Embodiment
The present invention is described in further detail below in conjunction with accompanying drawing:
Referring to Fig. 1, the present invention includes organism frame 1, and be installed in respectively and tighten mechanism 2, back timber mechanism 3 and worktable lifting module 4 on the organism frame 1, tighten mechanism 2 and also be connected with control module 5; Organism frame 1 is made by the aluminium section bar beam, comprises by hinge being installed on left protective door 101, the right protective door 102 of the aluminium section bar beam sides of organism frame 1 and being arranged on the back protective door 103 at organism frame 1 back side; The footing place of organism frame 1 is equipped with ground castor 104.Tighten mechanism 2 and be installed on the rhombus roof beam structure 301 of back timber mechanism 3 by wire rope 7 and Spring balancer 6, tighten mechanism 2 and comprise rundown station back timber 217 and rundown station base 212; Rhombus roof beam structure 301 is provided with two back timber lifting bolts 302; Wire rope 7 one ends that are wound in fixed pulley 216 link to each other with Spring balancer 6, and the other end links to each other with a back timber lifting bolt 302, and Spring balancer 6 hangs on another back timber lifting bolt 302; Rundown station base 212 is fixedlyed connected with rundown station back timber 217 by some Z-direction guide pole sleeves 214, and wherein Z-direction is vertical direction; Rundown station back timber 217 is provided with the fixed pulley 216 for lay winding wire ropes 7;
The directions X of rundown station base 212 is provided with two relative X-direction guide rails 208, and be provided with X-direction leading screw 210 in the X-direction guide rail 208, the two ends of X-direction leading screw 210 are separately installed with X-direction leading screw slide block 211, and the two ends of X-direction guide rail 208 are respectively arranged with X-direction guide rail slide block 209;
Be provided with Y-direction positioning seat 207 above X-direction guide rail slide block 209, wherein X-direction is all vertical with Z-direction with Y-direction, and X-direction is also vertical mutually at grade with Y-direction; On the Y-direction of rundown station base 212, and between two Y-direction positioning seats 207, be provided with Y-direction guide rail 203, be provided with Y-direction leading screw 205 in the Y-direction guide rail 203, the two ends of Y-direction leading screw 205 are provided with Y-direction leading screw slide block 206, and the two ends of Y-direction guide rail 203 are respectively arranged with Y-direction guide rail slide block 204; On Y-direction leading screw slide block 206, also be provided with and tighten axis clamping mechanism 202, tighten axle 201 and be installed in and tighten in the axis clamping mechanism 202; Tighten that axis clamping mechanism 202 and Y-direction guide rail slide block 204 and Y-direction leading screw slide block 206 are fixed to be one; Tighten operating handle 213 and be installed in X-direction guide rail side faces at both ends.
Use of the present invention is: the artificial good workpiece of clamping-selections is corresponding with bolt tightens sleeve and is installed on and tightens axle-adjusting bolt and tighten distance between axles-unlatching general supply-write control program-selection control program-tighten assembly and drop to processing stations 1-aligning and tight a bolt in advance-spool tighten to finish by starting switch-tighten and stop-tightening assembly automatically and rise to safe station 2-extraction rundown process data and handle-close general supply-cleaning work platform-end.The present invention also tightens a control program by writing, can realize that multiple bolt tightens realizations such as control device such as calibrated wrench method, corner method, yield point control method and tighten, can connect at the bolt group simultaneously, carry out difference and tighten technology to the influence of quality of connection research, as tighten simultaneously, order is tightened, batch tighten, hold time etc.And can measure in real time and gather moment of torsion, corner, pretightning force in the rundown process.
Claims (10)
1. multishaft bolt tightening testing table is characterized in that: comprise organism frame (1), and be installed in respectively and tighten mechanism (2), back timber mechanism (3) and worktable lifting module (4) on the organism frame (1); Tightening mechanism (2) is installed on the rhombus roof beam structure (301) of back timber mechanism (3) by wire rope (7) and Spring balancer (6); Back timber mechanism (3) is installed on organism frame (1) top by fixing angle bar (310); Worktable lifting module (4) is installed on the bottom of organism frame (1) by worktable bracing frame (410); The described mechanism (2) of tightening comprises rundown station back timber (217) and rundown station base (212); Rundown station base (212) is fixedlyed connected with rundown station back timber (217) by some Z-direction guide pole sleeves (214), and wherein Z-direction is vertical direction; Rundown station back timber (217) is provided with the fixed pulley (216) for lay winding wire ropes (7).
2. a kind of multishaft bolt tightening testing table as claimed in claim 1, it is characterized in that: the described mechanism (2) of tightening also is connected with control module (5).
3. a kind of multishaft bolt tightening testing table as claimed in claim 1, it is characterized in that: described organism frame (1) is made by the aluminium section bar beam, comprises left protective door (101), the right protective door (102) that is arranged on machine frame (1) side and the back protective door (103) that is arranged on organism frame (1) back side.
4. a kind of multishaft bolt tightening testing table as claimed in claim 3 is characterized in that: described left protective door (101), right protective door (102) and back protective door (103) all are installed on the aluminium section bar beam of organism frame (1) by hinge.
5. as claim 1,2,3 or 4 described a kind of multishaft bolt tightening testing tables, it is characterized in that: the footing place of described organism frame (1) is equipped with ground castor (104).
6. a kind of multishaft bolt tightening testing table as claimed in claim 1, it is characterized in that: the directions X of described rundown station base (212) is provided with two relative X-direction guide rails (208), and be provided with X-direction leading screw (210) in the X-direction guide rail (208), the two ends of X-direction leading screw (210) are separately installed with X-direction leading screw slide block (211), and the two ends of X-direction guide rail (208) are respectively arranged with X-direction guide rail slide block (209);
Be provided with Y-direction positioning seat (207) in the top of X-direction guide rail slide block (209), wherein X-direction is all vertical with Z-direction with Y-direction, and X-direction is also vertical mutually at grade with Y-direction; On the Y-direction of rundown station base (212), and between two Y-direction positioning seats (207), be provided with Y-direction guide rail (203), be provided with Y-direction leading screw (205) in the Y-direction guide rail (203), the two ends of Y-direction leading screw (205) are provided with Y-direction leading screw slide block (206), and the two ends of Y-direction guide rail (203) are respectively arranged with Y-direction guide rail slide block (204); On Y-direction leading screw slide block (206), also be provided with and tighten axis clamping mechanism (202), tighten axle (201) and be installed in and tighten in the axis clamping mechanism (202); Tightening axis clamping mechanism (202) and Y-direction guide rail slide block (204) and Y-direction leading screw slide block (206) fixed is one; Tighten operating handle (213) and be installed in X-direction guide rail side faces at both ends.
7. a kind of multishaft bolt tightening testing table as claimed in claim 1, it is characterized in that: described back timber mechanism (3) comprises and is arranged on two groups of two X-direction cylindricality guide rails (308) between the corresponding fixedly angle bar (310), be respectively installed with X-direction linear bearing (309) on two X-direction cylindricality guide rails (308), on Y-direction, be provided with Y-direction cylindricality guide rail (305) between relative two X-direction linear bearings (309), wherein X-direction is all vertical with Z-direction with Y-direction, and X-direction is also vertical mutually at grade with Y-direction; Be arranged with the Y-direction linear bearing (306) that links to each other with rhombus roof beam structure (301) on the Y-direction cylindricality guide rail (305), described rhombus roof beam structure (301) is by arranging linking to each other with Y-direction slip roof beam structure (303) around Z rotatable parts (304) in the middle, Y-direction slip roof beam structure (303) on the back timber is installed on the X-direction slip roof beam structure (307) by Y-direction linear bearing (306) and Y-direction cylindricality guide rail (305), and X-direction slip roof beam structure (307) is by X-direction cylindricality guide rail (308), X-direction linear bearing (309) and fixedly angle bar (310) parts be installed on organism frame (1) top.
8. a kind of multishaft bolt tightening testing table as claimed in claim 7, it is characterized in that: described rhombus roof beam structure (301) is provided with two back timber lifting bolts (302); Wire rope (7) one ends that are wound in fixed pulley (216) link to each other with Spring balancer (6), and the other end links to each other with a back timber lifting bolt (302), and Spring balancer (6) hangs on another back timber lifting bolt (302).
9. a kind of multishaft bolt tightening testing table as claimed in claim 1, it is characterized in that: described worktable lifting module (4) comprises the worktable (401) that is installed on the worktable supporting seat (402), and the inside of worktable supporting seat (402) is equipped with elevating mechanism.
10. a kind of multishaft bolt tightening testing table as claimed in claim 9, it is characterized in that: described elevating mechanism comprises turning axle (409), an end of turning axle (409) links to each other with rotation hand wheel (408) handwheel by deep groove ball bearing (407); The other end of turning axle (409) links to each other with worm-and-wheel gear (404) by shaft coupling (405); On the turning axle (409) of shaft coupling (405) inboard bearing positioning seat (406) is installed; The upper end of worm-and-wheel gear (404) is provided with support disk (403).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310241610.6A CN103344420B (en) | 2013-06-18 | 2013-06-18 | A kind of multishaft bolt tightening testing table |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310241610.6A CN103344420B (en) | 2013-06-18 | 2013-06-18 | A kind of multishaft bolt tightening testing table |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103344420A true CN103344420A (en) | 2013-10-09 |
| CN103344420B CN103344420B (en) | 2015-08-05 |
Family
ID=49279234
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310241610.6A Active CN103344420B (en) | 2013-06-18 | 2013-06-18 | A kind of multishaft bolt tightening testing table |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103344420B (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106002239A (en) * | 2016-06-03 | 2016-10-12 | 镇江大力液压马达股份有限公司 | Automatic assembly device for cycloid hydraulic motor |
| CN107775324A (en) * | 2017-10-26 | 2018-03-09 | 蔚来汽车有限公司 | Bolt locking method, bolt unlocking method, bolt add unlocking method and Vehicular battery replacing options |
| CN108213929A (en) * | 2016-12-19 | 2018-06-29 | 斯凯孚公司 | For the stent of more stud tensioning devices |
| CN109290782A (en) * | 2018-12-14 | 2019-02-01 | 江苏航润机械有限公司 | A kind of logical box body assembling screws down device |
| WO2019033716A1 (en) * | 2017-08-17 | 2019-02-21 | 上海蔚来汽车有限公司 | Bolt locking method, swappable battery pack instillation system, and installation method |
| CN113579716A (en) * | 2021-08-23 | 2021-11-02 | 深圳职业技术学院 | Engine bolt multi-shaft synchronous tightening test bed and control method |
| CN115026554A (en) * | 2022-05-27 | 2022-09-09 | 西安航天精密机电研究所 | Triaxial transfer tightening equipment and plunger pump testing process |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201645136U (en) * | 2010-01-14 | 2010-11-24 | 张家港保税区长江塑化有限公司 | Synchronous bolt tightening machine |
| KR200453575Y1 (en) * | 2011-01-11 | 2011-05-17 | 안재은 | Stand type auto bolt fastener |
| CN201983892U (en) * | 2010-12-03 | 2011-09-21 | 西安交通大学 | Test device of threaded tightening force and pressure distribution between combination surfaces of connected pieces |
| CN202010882U (en) * | 2011-03-21 | 2011-10-19 | 山东同力达智能机械有限公司 | CHR wheel-mounted brake disc bolt screwing machine |
| CN102350630A (en) * | 2011-11-08 | 2012-02-15 | 天津通广集团专用设备有限公司 | Automatic bolt assembly machine |
| CN102601611A (en) * | 2012-03-31 | 2012-07-25 | 天津博信汽车零部件有限公司 | Support device for electric bolt fastening tool |
| CN202742022U (en) * | 2012-08-07 | 2013-02-20 | 大连豪森设备制造有限公司 | Automatic tightening machine for engine cylinder cover |
| CN103128538A (en) * | 2013-03-08 | 2013-06-05 | 广西大学 | Constant-stroke flexible assembly mechanism for threads |
-
2013
- 2013-06-18 CN CN201310241610.6A patent/CN103344420B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201645136U (en) * | 2010-01-14 | 2010-11-24 | 张家港保税区长江塑化有限公司 | Synchronous bolt tightening machine |
| CN201983892U (en) * | 2010-12-03 | 2011-09-21 | 西安交通大学 | Test device of threaded tightening force and pressure distribution between combination surfaces of connected pieces |
| KR200453575Y1 (en) * | 2011-01-11 | 2011-05-17 | 안재은 | Stand type auto bolt fastener |
| CN202010882U (en) * | 2011-03-21 | 2011-10-19 | 山东同力达智能机械有限公司 | CHR wheel-mounted brake disc bolt screwing machine |
| CN102350630A (en) * | 2011-11-08 | 2012-02-15 | 天津通广集团专用设备有限公司 | Automatic bolt assembly machine |
| CN102601611A (en) * | 2012-03-31 | 2012-07-25 | 天津博信汽车零部件有限公司 | Support device for electric bolt fastening tool |
| CN202742022U (en) * | 2012-08-07 | 2013-02-20 | 大连豪森设备制造有限公司 | Automatic tightening machine for engine cylinder cover |
| CN103128538A (en) * | 2013-03-08 | 2013-06-05 | 广西大学 | Constant-stroke flexible assembly mechanism for threads |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106002239A (en) * | 2016-06-03 | 2016-10-12 | 镇江大力液压马达股份有限公司 | Automatic assembly device for cycloid hydraulic motor |
| CN108213929A (en) * | 2016-12-19 | 2018-06-29 | 斯凯孚公司 | For the stent of more stud tensioning devices |
| WO2019033716A1 (en) * | 2017-08-17 | 2019-02-21 | 上海蔚来汽车有限公司 | Bolt locking method, swappable battery pack instillation system, and installation method |
| TWI746793B (en) * | 2017-08-17 | 2021-11-21 | 大陸商上海蔚來汽車有限公司 | Bolt locking method, battery pack installation system and installation method |
| CN107775324A (en) * | 2017-10-26 | 2018-03-09 | 蔚来汽车有限公司 | Bolt locking method, bolt unlocking method, bolt add unlocking method and Vehicular battery replacing options |
| CN107775324B (en) * | 2017-10-26 | 2021-06-11 | 蔚来(安徽)控股有限公司 | Bolt locking method, bolt unlocking method, bolt locking and unlocking method and vehicle battery replacement method |
| CN109290782A (en) * | 2018-12-14 | 2019-02-01 | 江苏航润机械有限公司 | A kind of logical box body assembling screws down device |
| CN113579716A (en) * | 2021-08-23 | 2021-11-02 | 深圳职业技术学院 | Engine bolt multi-shaft synchronous tightening test bed and control method |
| CN115026554A (en) * | 2022-05-27 | 2022-09-09 | 西安航天精密机电研究所 | Triaxial transfer tightening equipment and plunger pump testing process |
| CN115026554B (en) * | 2022-05-27 | 2023-10-20 | 西安航天精密机电研究所 | Triaxial transfer tightening equipment and plunger pump testing process |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103344420B (en) | 2015-08-05 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103344420A (en) | Multi-shaft bolt tightening test bed | |
| CN103033355B (en) | Saloon car safety belt test auxiliary device | |
| CN101954558B (en) | Five-axis steel pipe intersecting line cutter | |
| CN101745905B (en) | Multi-degree of freedom adjustable assembling platform used for butt joint of aircraft wings | |
| CN201792126U (en) | Five-axis steel pipe intersecting line cutting machine | |
| CN206568033U (en) | Various dimensions are adjustable, and pincers fill workbench | |
| CN109821687A (en) | Large complicated workpiece surface multirobot automatic spraying system | |
| CN103203626B (en) | Gantry movable type multifunctional numerical-control drilling and milling machine | |
| CN202240995U (en) | Portable adjustable tool for assembling bogie | |
| CN106624512A (en) | Multi-station automatic welder | |
| CN107498285B (en) | High-precision assembly device for assembly line | |
| CN109807182B (en) | Multifunctional roller assembly trolley | |
| CN203310604U (en) | Tooling mechanism with three degrees of freedom | |
| CN103223650A (en) | Side plate box assembling tool with multiple stations changing along with shape | |
| CN104128796B (en) | Six-freedom-degree satellite-borne instrument mounting device capable of being fine-tuned | |
| CN203236214U (en) | Gantry-movable multifunctional numerically controlled drilling and milling machine | |
| CN204857437U (en) | Novel transformer bank dress workstation | |
| CN102645304B (en) | Adjustable product-quality characteristic measuring device | |
| CN203337370U (en) | Multi-shaft bolt screwing-up test stand | |
| CN202752986U (en) | Five-axis polishing machine | |
| CN110722335B (en) | Mandrel installation device of propeller for flexible ship | |
| CN205614278U (en) | Drilling rod processing is with commentaries on classics movable support of adjustable length | |
| CN104326032B (en) | Transformer station's high-tension line rising test multiple degrees of freedom operation car | |
| CN203312095U (en) | Switch operating mechanism accurate installation platform of full degree of freedom adjustment | |
| CN109204875A (en) | A kind of rotating device for helicopter fuselage assembly |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |