CN109807614B - Tightening shaft calibration tool - Google Patents
Tightening shaft calibration tool Download PDFInfo
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- CN109807614B CN109807614B CN201910220968.8A CN201910220968A CN109807614B CN 109807614 B CN109807614 B CN 109807614B CN 201910220968 A CN201910220968 A CN 201910220968A CN 109807614 B CN109807614 B CN 109807614B
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- sleeve
- tightening shaft
- bolt
- tool base
- torque sensor
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- 238000009434 installation Methods 0.000 abstract description 5
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000011900 installation process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000011179 visual inspection Methods 0.000 description 1
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Abstract
The invention is suitable for the technical field of engine assembly, and provides a tightening shaft calibration tool which comprises a tool base and a sleeve, wherein the tool base is connected with the sleeve through a connecting piece, an adjusting device is arranged at the bottom of the tool base, a standard bolt, a torque sensor and a tightening shaft are sequentially arranged on the adjusting device from bottom to top, one end of the torque sensor is connected with the standard bolt through a first connecting sleeve, the other end of the torque sensor is connected with the tightening shaft through a second connecting sleeve, a positioning plate is arranged at the upper end of the tightening shaft and positioned above the sleeve, and a bayonet matched with the positioning plate is arranged at the upper end of the sleeve. The tightening shaft calibration tool has the following beneficial effects: the installation steps are simple, and the installation can be carried out quickly; the time required by adjustment is short, and the working efficiency is improved; simple structure, and can make and tighten up axle, torque sensor and standard bolt and accurately align.
Description
Technical Field
The invention belongs to the technical field of engine assembly, and particularly relates to a tightening shaft calibration tool.
Background
The connection and fastening of parts by screwing is an extremely important process in the assembly production process of the engine, and various screwing tools such as a screwing machine and a screwing gun become necessary equipment of each assembly station in order to ensure stable torque and accuracy in the screwing process. The existing tightening shaft is used for calibrating a torque sensor and a standard bolt which are connected by an I-shaped tool, the tightening shaft needs to penetrate through a movable connecting piece in the installation process, the axis of the tightening shaft is aligned with the torque sensor and the axis of the standard bolt by visual inspection, then the movable connecting piece is tightened to fix the tool on a rotating shaft of the tightening shaft, in order to provide tightening reaction force, a lateral lever is clamped on the tightening shaft or a fixing structure beside the tightening shaft by a locking pliers, the axis alignment of the tightening shaft with the sensor and the axis of the standard bolt is checked again, and the tool is rotated smoothly to be installed. In the installation process, the tightening shaft needs to be repeatedly aligned with the sensor and the standard bolt, and the installation steps are complicated; the existing calibration tool is complex in structure and has large errors in the adjustment result; the time required for adjustment is longer, and the working efficiency is reduced.
Disclosure of Invention
The invention aims to provide a tightening shaft calibration tool, aiming at solving the problem that the existing calibration tool has complicated installation steps; the structure is complex and the adjustment result has larger error; the time required for adjustment is longer, and the working efficiency is reduced.
The invention discloses a tightening shaft calibration tool which comprises a tool base and a sleeve, wherein the tool base is connected with the sleeve through a connecting piece, an adjusting device is arranged at the bottom of the tool base, a standard bolt, a torque sensor and a tightening shaft are sequentially arranged on the adjusting device from bottom to top, one end of the torque sensor is connected with the standard bolt through a first connecting sleeve, the other end of the torque sensor is connected with the tightening shaft through a second connecting sleeve, a positioning plate is arranged at the upper end of the tightening shaft and positioned above the sleeve, and a bayonet matched with the positioning plate is arranged at the upper end of the sleeve.
The further technical scheme of the invention is as follows: the adjusting device comprises a clamping mechanism and a positioning mechanism, the clamping mechanism is arranged at the bottom of the tool base, and the positioning mechanism and the clamping mechanism are horizontally and vertically arranged.
The further technical scheme of the invention is as follows: positioning mechanism includes the same and relative first locating piece and the second locating piece that sets up of structure, first locating piece with all be equipped with the bar through-hole on the second locating piece, first locating piece with the second locating piece all is fixed through adjusting bolt the bottom of fixture base.
The further technical scheme of the invention is as follows: the first positioning block and the second positioning block are both provided with V-shaped grooves.
The further technical scheme of the invention is as follows: the clamping mechanism comprises a first clamping bolt and a second clamping bolt which are arranged at the bottom of the tool base and are arranged oppositely.
The invention further adopts the technical scheme that: the tool base upper end is equipped with a plurality of first keyways, the sleeve bottom just is located a plurality of respectively first keyway is equipped with a plurality of second keyways directly over.
The further technical scheme of the invention is as follows: the connecting piece comprises a first bolt, a second bolt and a connecting piece, wherein a first screw hole and a second screw hole are formed in two ends of the connecting piece respectively, one end of the connecting piece passes through the first screw hole and the first key groove, the first bolt is fixed to the upper end of the tool base, the other end of the connecting piece passes through the second screw hole and the second key groove, and the second bolt is fixed to the bottom end of the sleeve.
The further technical scheme of the invention is as follows: and the sleeve is positioned below the bayonet, and a fixing bolt is arranged below the bayonet.
The invention has the beneficial effects that: the standard bolt is adjusted through the adjusting device arranged at the bottom of the tool base, so that the tightening shaft, the torque sensor and the standard bolt do not need to be repeatedly aligned for further adjustment, the installation steps are simple, and the tool can be quickly installed; the time required by adjustment is short, and the working efficiency is improved; simple structure, and can make and tighten up accurate the adjusting of axle, torque sensor and standard bolt.
Drawings
Fig. 1 is a schematic structural diagram of a tightening shaft calibration tool provided in an embodiment of the present invention;
FIG. 2 is a schematic structural diagram of an adjusting device provided in an embodiment of the present invention;
fig. 3 is a schematic structural diagram of a sleeve according to an embodiment of the present invention.
The names of the components in the figure are as follows:
1-a tooling base; 2-a sleeve; 3-a connector; 4-a regulating device; 5-standard bolt; 6-a torque sensor; 7-tightening the shaft; 8-a first connection sleeve; 9-a second connection sleeve; 10-positioning a plate; 41-a clamping mechanism; 42-a positioning mechanism; 421-a first positioning block; 422-a second positioning block; 423-strip through holes; 424-adjusting bolts; 425-V-shaped groove; 411 — first clamping bolt; 412-a second clamping bolt; 11-a first keyway; 12-a second keyway; 31-a first bolt; 32-a second bolt; 33-connecting sheets; 13-bayonet.
Detailed Description
Specific embodiments of the present invention are described with reference to the above drawings.
As shown in fig. 1, the tightening shaft calibration tool in this embodiment includes a tool base 1 and a sleeve 2, the tool base 1 is connected to the sleeve 2 through a connecting member 3, an adjusting device 4 is disposed at the bottom of the tool base 1, a standard bolt 5, a torque sensor 6 and a tightening shaft 7 are sequentially disposed on the adjusting device 4 from bottom to top, one end of the torque sensor 6 is connected to the standard bolt 5 through a first connecting sleeve 8, the other end of the torque sensor 6 is connected to the tightening shaft 7 through a second connecting sleeve 9, a positioning plate 10 is disposed at the upper end of the tightening shaft 7, the positioning plate 10 is located above the sleeve 2, and a bayonet 13 adapted to the positioning plate 10 is disposed at the upper end of the sleeve 2. That is to say, in this embodiment, through a plurality of even setting of connecting piece 3 is in frock base 1 with on the sleeve 2, play the connection frock base 1 with the purpose of sleeve 2, frock base 1 upper end is equipped with the through-hole, and its with sleeve 2 intercommunication set gradually adjusting device 4 standard bolt 5, torque sensor 6 and tightening shaft 7 from supreme down in the bottom of frock base 1, just the up end of tightening shaft 7 is just with sleeve 2 up end is equal, bayonet 13 on the sleeve 2 is used for blocking the locating plate 10 that sets up on the tightening shaft 7, and the rethread locating bolt will tightening shaft 7 is fixed on locating plate 10, cancellation reaction force lever structure. Through the arrangement of the adjusting device 4, the mounting steps of the tightening shaft calibration tool are simplified, and the tightening shaft calibration tool can be mounted quickly; the time required by adjustment is short, and the working efficiency is improved; the structure is simple, and the tightening shaft 7, the torque sensor 6 and the standard bolt 5 can be accurately aligned.
In this embodiment, as shown in fig. 1 and fig. 2, the adjusting device 4 includes a clamping mechanism 41 and a positioning mechanism 42, the clamping mechanism 41 is disposed at the bottom of the tooling base 1, and the positioning mechanism 42 is disposed horizontally and vertically to the clamping mechanism 41. Positioning mechanism 42 includes first locating piece 421 and the second locating piece 422 that the structure is the same and relative setting, first locating piece 421 with all be equipped with bar through-hole 423 on the second locating piece 422, first locating piece 421 with second locating piece 422 all fixes through adjusting bolt 424 the bottom of frock base 1. The clamping mechanism 41 includes a first clamping bolt 411 and a second clamping bolt 412 which are disposed at the bottom of the tool base 1 and are opposite to each other. That is, in the present embodiment, the positioning of the standard bolt 5 is adjusted by adjusting the tightness of the adjusting bolt 424. The adjusting bolt 424 is loosened, the first positioning block 421 and the second positioning block 422 can move through the strip-shaped through hole 423, so as to position the standard bolt 5, the adjusting bolt 424 is tightened again, the effect of fixing the standard bolt 5 is achieved, the first clamping bolt 411 and the second clamping bolt 412 are tightened again, and the standard bolt 5 is further fixed, so that the axis of the standard bolt is coaxial with the torque sensor 6 and the tightening shaft.
In this embodiment, as shown in fig. 2, the first positioning block 421 and the second positioning block 422 are both provided with V-shaped grooves 425. That is, in the present embodiment, the first positioning block 421 and the second positioning block 422 are both configured as the V-shaped groove 425, so that the standard bolt 5 can be fixed and prevented from slipping, and the precise alignment of the tightening shaft 7, the torque sensor 6, and the standard bolt 5 can be further improved.
In this embodiment, as shown in fig. 1, the upper end of the tooling base 1 is provided with a plurality of first key slots 11, and the bottom end of the sleeve 2 is provided with a plurality of second key slots 12 respectively located right above the plurality of first key slots 11. The connecting piece 3 comprises a first bolt 31, a second bolt 32 and a connecting piece 33, wherein a first screw hole and a second screw hole are formed in two ends of the connecting piece 33 respectively, one end of the connecting piece 33 is fixed to the upper end of the tool base 1 through the first screw hole and the first key groove 11 through the first bolt 31, and the other end of the connecting piece 33 is fixed to the bottom end of the sleeve 2 through the second bolt 32 through the second screw hole and the second key groove 12. That is to say, the first keyway 11 that sets up on the frock base 1 and the second keyway 12 that 2 bottoms of sleeve set up all pass through connecting piece 3 is connected, reaches fixedly frock base 1 with the effect of sleeve 2, and this structure dismouting of being convenient for, the flexibility is strong.
In this embodiment, as shown in fig. 3, a fixing bolt is disposed on the sleeve 2 and below the bayonet 13. That is, a bolt hole is formed in the sleeve 2 below the bayonet 13, and the fixing bolt passes through the bolt hole to fix the tool to the tightening shaft 7.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (6)
1. The utility model provides a frock is markd to screwing up axle which characterized in that: the tool comprises a tool base and a sleeve, wherein the tool base is connected with the sleeve through a connecting piece, an adjusting device is arranged at the bottom of the tool base, a standard bolt, a torque sensor and a tightening shaft are sequentially arranged on the adjusting device from bottom to top, one end of the torque sensor is connected with the standard bolt through a first connecting sleeve, the other end of the torque sensor is connected with the tightening shaft through a second connecting sleeve, a positioning plate is arranged at the upper end of the tightening shaft and positioned above the sleeve, and a bayonet matched with the positioning plate is arranged at the upper end of the sleeve;
the adjusting device comprises a clamping mechanism and a positioning mechanism, the clamping mechanism is arranged at the bottom of the tool base, and the positioning mechanism and the clamping mechanism are horizontally and vertically arranged;
the positioning mechanism comprises a first positioning block and a second positioning block which are identical in structure and are arranged oppositely, the first positioning block and the second positioning block are respectively provided with a strip-shaped through hole, and the first positioning block and the second positioning block are fixed to the bottom of the tool base through adjusting bolts.
2. The tightening shaft calibration tool according to claim 1, wherein the first positioning block and the second positioning block are provided with V-shaped grooves.
3. The tightening shaft calibration tool according to claim 1, wherein the clamping mechanism includes a first clamping bolt and a second clamping bolt disposed at a bottom of the tool base and disposed opposite to each other.
4. The tightening shaft calibration tool according to claim 1, wherein a plurality of first key grooves are formed in an upper end of the tool base, and a plurality of second key grooves are formed in a bottom end of the sleeve and located right above the plurality of first key grooves.
5. The tightening shaft calibration tool according to claim 4, wherein the connecting member includes a first bolt, a second bolt and a connecting plate, a first screw hole and a second screw hole are respectively formed at two ends of the connecting plate, one end of the connecting plate is fixed on the surface of the upper end of the tool base by the first bolt through the first screw hole and the first key groove, and the other end of the connecting plate is fixed on the surface of the bottom end of the sleeve by the second bolt through the second screw hole and the second key groove.
6. The tightening shaft calibration tool according to claim 1, wherein a fixing bolt is provided on the sleeve and below the bayonet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910220968.8A CN109807614B (en) | 2019-03-22 | 2019-03-22 | Tightening shaft calibration tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910220968.8A CN109807614B (en) | 2019-03-22 | 2019-03-22 | Tightening shaft calibration tool |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109807614A CN109807614A (en) | 2019-05-28 |
| CN109807614B true CN109807614B (en) | 2022-05-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910220968.8A Active CN109807614B (en) | 2019-03-22 | 2019-03-22 | Tightening shaft calibration tool |
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| Country | Link |
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| CN (1) | CN109807614B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111609966B (en) * | 2020-06-03 | 2021-07-30 | 奇瑞汽车股份有限公司 | Tire bolt tightening machine calibration auxiliary device |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101890635A (en) * | 2010-06-28 | 2010-11-24 | 三一电气有限责任公司 | Bolt tightening machine for connecting slewing bearing and hub |
| CN204255572U (en) * | 2014-11-25 | 2015-04-08 | 奇瑞汽车股份有限公司 | A kind of moment caliberating device of automobile assembling instrument |
| CN104668947A (en) * | 2013-11-28 | 2015-06-03 | 中国科学院沈阳自动化研究所 | Axial bolt tightening device |
| CN105058035A (en) * | 2015-08-05 | 2015-11-18 | 安徽巨一自动化装备有限公司 | Twisting and measuring machine for main cone nut of drive axle assembly |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20080319570A1 (en) * | 2007-06-25 | 2008-12-25 | Van Schoiack Michael M | System and method for fastener installation |
-
2019
- 2019-03-22 CN CN201910220968.8A patent/CN109807614B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101890635A (en) * | 2010-06-28 | 2010-11-24 | 三一电气有限责任公司 | Bolt tightening machine for connecting slewing bearing and hub |
| CN104668947A (en) * | 2013-11-28 | 2015-06-03 | 中国科学院沈阳自动化研究所 | Axial bolt tightening device |
| CN204255572U (en) * | 2014-11-25 | 2015-04-08 | 奇瑞汽车股份有限公司 | A kind of moment caliberating device of automobile assembling instrument |
| CN105058035A (en) * | 2015-08-05 | 2015-11-18 | 安徽巨一自动化装备有限公司 | Twisting and measuring machine for main cone nut of drive axle assembly |
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| Publication number | Publication date |
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| CN109807614A (en) | 2019-05-28 |
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| EE01 | Entry into force of recordation of patent licensing contract |
Application publication date: 20190528 Assignee: Guangxi baolingkang Medical Equipment Co.,Ltd. Assignor: SAIC GM WULING AUTOMOBILE Co.,Ltd. Contract record no.: X2023980045816 Denomination of invention: A tightening shaft calibration fixture Granted publication date: 20220524 License type: Common License Record date: 20231107 |
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