CN206937237U - Pre-screwing device - Google Patents
Pre-screwing device Download PDFInfo
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- CN206937237U CN206937237U CN201720650493.2U CN201720650493U CN206937237U CN 206937237 U CN206937237 U CN 206937237U CN 201720650493 U CN201720650493 U CN 201720650493U CN 206937237 U CN206937237 U CN 206937237U
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- Prior art keywords
- screwing device
- initiative part
- nut
- fixed
- follower
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- 239000000463 material Substances 0.000 claims description 5
- 239000003562 lightweight material Substances 0.000 claims description 4
- 238000000034 method Methods 0.000 abstract description 8
- 230000005540 biological transmission Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 230000001133 acceleration Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012423 maintenance Methods 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
- 229920006324 polyoxymethylene Polymers 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 210000000515 tooth Anatomy 0.000 description 1
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Abstract
Pre-screwing technical field is the utility model is related to, more particularly, to a kind of pre-screwing device.The pre-screwing device includes：Actuating unit, initiative part, multiple followers and multiple fixed parts；Actuating unit is connected with initiative part, for driving initiative part to rotate；Multiple followers are connected with initiative part；Multiple fixed parts are corresponded and are fixed on multiple followers；Fixed part is used for fixing nut, to drive nut to be rotated around the own axes of the nut.Pre-screwing device provided by the utility model, multiple nuts are driven to be rotated simultaneously by actuating unit, so as to simultaneously by multiple screw nut pre-screwings on corresponding bolt, with in the prior art manually in turn compared with the method for screw on nut, save the time, artificial labor intensity is reduced, improves efficiency of assembling.
Description
Technical field
Pre-screwing technical field is the utility model is related to, more particularly, to a kind of pre-screwing device.
Background technology
General assembly plays an important role as the final step in four big technique of automobile production to the quality guarantee of automobile.
And wheel set passes through itself adhewsive action generation driving force with ground as the important component in running car system
And brake force, acceleration, braking to automobile, vital effect all played by property etc..Therefore, the assembler of wheel set
Skill has important influence to the performance and safety of vehicle.The assembling of wheel set needs 120Nm or so moment of torsion, if entirely
Cheng Caiyong tightening machines are assembled, then the phenomenon skidded easily occur in the nut of wheel set assembling and stud, and situation is serious
When even can broken bolt, so before being tightened using tightening machine, it is necessary to there is pre-screwing process.
The method for carrying out pre-screwing in the prior art is manually, that is, being manually screwed in multiple nuts accordingly
Bolt on.
But the method that multiple nuts are manually screwed in progress pre-screwing on bolt in turn in the prior art compares expense
When it is laborious, efficiency of assembling is relatively low.
Utility model content
The purpose of this utility model is to provide a kind of pre-screwing device, to solve present in prior art manually
The method that multiple nuts are screwed in progress pre-screwing on bolt in turn is more time-consuming, the relatively low technical problem of efficiency of assembling.
A kind of pre-screwing device provided by the utility model, the pre-screwing device include：It is actuating unit, initiative part, more
Individual follower and multiple fixed parts；The actuating unit is connected with the initiative part, for driving the initiative part to rotate；It is more
The individual follower is connected with the initiative part；Multiple fixed parts, which correspond, is fixed on multiple followers
On；The fixed part is used for fixing nut or bolt, to drive the nut or bolt around the nut or the own axes of bolt
Rotation.
Further, the initiative part includes driving gear；The follower includes driven gear；The driving gear with
The driven gear directly engages.
Further, multiple driven gears are arranged at intervals successively along the circumference of the driving gear.
Further, the initiative part includes the rounded shell in section；The driving gear and multiple driven tooths
Wheel is rotatably connected on the inside of the shell, and the driving gear and the shell are concentric.
Further, the follower and the fixed part are five.
Further, the drive mechanism includes motor；The motor is connected with the initiative part, for driving the master
Dynamic portion's rotation.
Further, the fixed part includes fixes sleeve；One end of the fixes sleeve is fixed on the follower；
In the fixes sleeve nut is set for card.
Further, the cross sectional shape of the inwall of the fixes sleeve is hexagon.
Further, the fixes sleeve is detachably connected with the follower.
Further, the material of the initiative part, the follower and the fixed part is lightweight material.
Pre-screwing device provided by the utility model, including actuating unit, initiative part, multiple followers and multiple fixations
Portion, multiple fixed parts are corresponded and are fixed on multiple followers.When carrying out pre-screwing operation, user divides multiple nuts
It is not fixed on multiple fixed parts, multiple nuts is directed at multiple bolts, starts actuating unit, actuating unit driving initiative part rotation
Turn, initiative part drives the fixed part rotation on multiple followers and follower.Meanwhile multiple nuts revolve around its own axis
Turn, final multiple screw nut pre-screwings complete pre-screwing work on corresponding bolt.
Pre-screwing device provided by the utility model, multiple nuts are driven to be rotated simultaneously by actuating unit, so as to
Simultaneously by multiple screw nut pre-screwings on corresponding bolt, with the manually method phase of screw on nut in turn in the prior art
Than saving the time, reducing artificial labor intensity, improve efficiency of assembling.
Brief description of the drawings
, below will be right in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art
The required accompanying drawing used is briefly described in embodiment or description of the prior art, it should be apparent that, describe below
In accompanying drawing be some embodiments of the present utility model, for those of ordinary skill in the art, do not paying creativeness
On the premise of work, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is the structural representation of initiative part and follower in the pre-screwing device that the utility model embodiment provides；
Fig. 2 is another structural representation of the pre-screwing device shown in Fig. 1；
Fig. 3 is the structural representation of fixed part and shell in the pre-screwing device that the utility model embodiment provides；
Fig. 4 is another structural representation of fixed part and shell in the pre-screwing device shown in Fig. 3.
Reference：
1- initiative parts；2- followers；3- fixed parts；
4- shells；11- driving gears；12- driving shafts；
21- driven gears；22- driven shafts；31- fixes sleeves.
Embodiment
The technical solution of the utility model is clearly and completely described below in conjunction with accompanying drawing, it is clear that described
Embodiment is the utility model part of the embodiment, rather than whole embodiments.Based on the embodiment in the utility model, sheet
The every other embodiment that field those of ordinary skill is obtained under the premise of creative work is not made, belongs to this practicality
Novel protected scope.
, it is necessary to explanation in description of the present utility model, term " " center ", " on ", " under ", it is "left", "right", " perpendicular
Directly ", the orientation of the instruction such as " level ", " interior ", " outer " or position relationship are based on orientation shown in the drawings or position relationship, are only
Described for the ease of description the utility model and simplifying, rather than instruction or imply signified device or element must have it is specific
Orientation, with specific azimuth configuration and operation, therefore it is not intended that to limitation of the present utility model.In addition, term " the
One ", " second ", " the 3rd " are only used for describing purpose, and it is not intended that instruction or hint relative importance.
, it is necessary to which explanation, unless otherwise clearly defined and limited, term " are pacified in description of the present utility model
Dress ", " connected ", " connection " should be interpreted broadly, for example, it may be fixedly connected or be detachably connected, or integratedly
Connection；Can be mechanical connection or electrical connection；Can be joined directly together, can also be indirectly connected by intermediary,
It can be the connection of two element internals.For the ordinary skill in the art, above-mentioned art can be understood with concrete condition
Concrete meaning of the language in the utility model.
Fig. 1 is the structural representation of initiative part and follower in the pre-screwing device that the utility model embodiment provides；Fig. 2
For another structural representation of the pre-screwing device shown in Fig. 1；Fig. 3 is in the pre-screwing device that the utility model embodiment provides
The structural representation of fixed part and shell；Fig. 4 be Fig. 3 shown in pre-screwing device in fixed part and shell another structural representation
Figure；As shown in Figures 1 to 4, a kind of pre-screwing device that the utility model embodiment provides, the pre-screwing device include：Power
Mechanism, initiative part 1, multiple followers 2 and multiple fixed parts 3；Actuating unit is connected with initiative part 1, for driving initiative part 1
Rotation；Multiple followers 2 are connected with initiative part 1；Multiple fixed parts 3 are corresponded and are fixed on multiple followers 2；Gu
Determine portion 3 and be used for fixing nut or bolt, to drive nut or bolt to be rotated around the own axes of the nut or bolt.
The pre-screwing device that the utility model embodiment provides, including actuating unit, initiative part 1, multiple followers 2 and more
Individual fixed part 3, multiple fixed parts 3 are corresponded and are fixed on multiple followers 2.When carrying out pre-screwing operation, user will
Multiple nuts are separately fixed on multiple fixed parts 3, and multiple nuts are aligned into multiple bolts, start actuating unit, actuating unit
Driving initiative part 1 rotates, and initiative part 1 drives the fixed part 3 on multiple followers 2 and follower 2 to rotate.Meanwhile multiple spiral shells
Female to be rotated around its own axis, final multiple screw nut pre-screwings complete pre-screwing work on corresponding bolt.
The pre-screwing device that the utility model embodiment provides, multiple nuts are driven to be revolved simultaneously by actuating unit
Turn, so as to simultaneously by multiple screw nut pre-screwings on corresponding bolt, with manually screw on nut in turn in the prior art
Method is compared, and saves the time, is reduced artificial labor intensity, is improved efficiency of assembling.
Wherein, the kind of drive of initiative part 1 and follower 2 can be a variety of, for example, initiative part 1 and follower 2 are belt
Transmission, initiative part 1 include driving wheel, and follower 2 includes driven pulley, and multiple driven pulleys are connected by belt and capstan drive respectively
Connect, multiple fixed parts 3 are corresponded and are fixed on multiple driven pulleys.When in use, drive mechanism driving driving wheel rotation, actively
The multiple driven pulleys of wheel drive and fixed part 3 rotate, and multiple fixed parts 3 drive multiple nuts to be rotated around its own axis.
Pre-screwing device provided by the utility model can be additionally used in bolt pre-screwing or torque demand it is not high in the case of
Directly once tighten.
The structure type of fixed part 3 can be a variety of, for example, fixed part 3 is screwdriver bit, one is fixed on multiple followers 2
Individual screwdriver bit.When in use, user will be bolted on screwdriver bit.User can be according to the different size selection screwdriver bits of bolt
Model, so that screwdriver bit adapts to various sizes of bolt, improve the applicability of pre-screwing device.
And for example, fixed part 3 is fixing hole, and multiple followers 2 are respectively provided with a fixing hole, and nut is fastened on solid by user
Determine in hole with fixing nut.
The structure type of drive mechanism can be a variety of, for example, drive mechanism includes air motor and reducing gear, pneumatically
Motor is connected by reducing gear with initiative part 1, to drive initiative part 1 to rotate.
Now, when the linear arrangement of multiple bolts, multiple followers 2 are along linear array.User can be according to reality
The arrangement position of border bolt sets the position of multiple followers 2, so that pre-screwing device provided by the utility model meets
The operation of pre-screwing is carried out to the bolt of diverse location relation.
As depicted in figs. 1 and 2, on the basis of above-described embodiment, further, initiative part 1 includes driving gear 11；From
Dynamic portion 2 includes driven gear 21；Driving gear 11 directly engages with driven gear 21.
In the present embodiment, initiative part 1 and follower 2 are gear, and are directly engaged, and now, driving gear 11 can be straight
Tape splicing moves multiple driven gears 21 and rotated, and reduces intermediate transmission part, simple in construction, makes simply, cost is cheap, not rapid wear
Bad, maintenance is convenient, occupies little space, convenient use person's operation.
As depicted in figs. 1 and 2, on the basis of above-described embodiment, further, multiple driven gears 21 are along driving gear
11 circumference is arranged at intervals successively.
In the present embodiment, multiple driven gears 21 are arranged at intervals successively along the circumference of driving gear 11, and such a set is applicable
Pre-screwing operation when multiple bolts are distributed in a ring.Meanwhile such a setting can reduce driving gear 11 and driven gear 21
The space of occupancy.
Wherein, multiple driven gears 21 can be along the circumference uniform intervals distribution, or uneven successively of driving gear 11
Distribution mode.
As shown in Figure 3 and Figure 4, on the basis of above-described embodiment, further, it is rounded that initiative part 1 includes section
Shell 4；Driving gear 11 is rotatably connected on the inside of shell 4 with multiple driven gears 21, and driving gear 11 and shell 4 are same
Axle center.
In the present embodiment, shell 4 is provided in round, circumference of multiple driven gears 21 along shell 4 is set gradually, and can be filled
Point using the space in shell 4, meanwhile, overall appearance is that circle meets ergonomic design, be easy to operating personnel pick and place and
Operation.
As shown in Figure 1 to Figure 3, on the basis of above-described embodiment, further, follower 2 and fixed part 3 are five
It is individual.
In the present embodiment, follower 2 and fixed part 3 are five, and the pre-screwing device that the present embodiment provides is pre- for five axles
Device for screwing up, it is applicable to automotive wheel assembly, and the nut on five fixed parts 3 is directed at five spiral shells on wheel hub by user
Bolt, by five quick pre-screwings of nut.
On the basis of above-described embodiment, further, drive mechanism includes motor；Motor is connected with initiative part 1, is used for
Driving initiative part 1 rotates.
In the present embodiment, drive mechanism is motor, and motor driving initiative part 1 rotates, so the pre-screwing rotating speed to nut
Control is more accurate, on the premise of same pre-screwing quality is ensured, the utility model pre-screwing speed faster, it is more efficient.
As shown in figure 3, on the basis of above-described embodiment, further, fixed part 3 includes fixes sleeve 31；Fixed cover
One end of cylinder 31 is fixed on follower 2；In fixes sleeve 31 nut is set for card.
In the present embodiment, fixed part 3 is arranged to fixes sleeve 31, nut is fastened on fixes sleeve 31 by user respectively
It is interior, so as to which nut be fixed.Its is simple in construction, easy to operate.
Wherein, initiative part 1 also includes driving shaft 12, and driving shaft 12 is connected by flat key and driving gear 11.Follower 2 is also
Including driven shaft 22, driven shaft 22 is connected by flat key and driven gear 21, meanwhile, driven shaft 22 passes through straight pin fixes sleeve
31 connections.Drive mechanism is connected with driving shaft 12, and driving driving shaft 12 rotates, and drives driving gear 11 to rotate, driving gear
11 drive driven gears 21 rotate, and driven gear 21 drives driven shaft 22 to rotate, and driven shaft 22 drives fixes sleeve 31 to rotate, Gu
Determine sleeve 31 and drive nut rotation, until on screw nut pre-screwing to bolt.
On the basis of above-described embodiment, further, the cross sectional shape of the inwall of fixes sleeve 31 is hexagon.
In the present embodiment, the cross sectional shape of the inwall of fixes sleeve 31 is arranged to hexagon, user is by the six of nut
Bar, so as to which nut is stuck in fixes sleeve 31, facilitates nut to be fixed on fixation while with being alignd during six in fixes sleeve 31
Taken out in sleeve 31 and out of fixes sleeve 31.
On the basis of above-described embodiment, further, fixes sleeve 31 is detachably connected with follower 2.
In the present embodiment, fixes sleeve 31 and follower 2 are arranged to be detachably connected, user can be as desired for
The nut of different model, the fixation of different model nut is realized by changing various sizes of sleeve, improves applicability, together
When, the replacing for wear part sleeve is simple, and interchangeability is higher.
On the basis of above-described embodiment, further, the material of initiative part 1, follower 2 and fixed part 3 is light
Section bar material.
In the present embodiment, the material by initiative part 1, follower 2 and fixed part 3 is lightweight material, alleviates pre- twist
The weight of tight device, is easy to operating personnel to operate.
Wherein, lightweight material is polyformaldehyde etc..
Finally it should be noted that：Various embodiments above is only to illustrate the technical solution of the utility model, rather than it is limited
System；Although the utility model is described in detail with reference to foregoing embodiments, one of ordinary skill in the art should
Understand：It can still modify to the technical scheme described in foregoing embodiments, either to which part or whole
Technical characteristic carries out equivalent substitution；And these modifications or replacement, the essence of appropriate technical solution is departed from this practicality newly
The scope of each embodiment technical scheme of type.
Claims (10)
- A kind of 1. pre-screwing device, it is characterised in that including：Actuating unit, initiative part (1), multiple followers (2) and multiple Fixed part (3)；The actuating unit is connected with the initiative part (1), for driving the initiative part (1) to rotate；Multiple followers (2) it is connected with the initiative part (1)；Multiple fixed parts (3) correspond and are fixed on multiple followers (2) On；The fixed part (3) is used for fixing nut or bolt, to drive the nut or bolt around the nut or itself axle of bolt Line rotates.
- 2. pre-screwing device according to claim 1, it is characterised in that the initiative part (1) includes driving gear (11)； The follower (2) includes driven gear (21)；The driving gear (11) is directly engaged with the driven gear (21).
- 3. pre-screwing device according to claim 2, it is characterised in that multiple driven gears (21) are along the active The circumference of gear (11) is arranged at intervals successively.
- 4. pre-screwing device according to claim 3, it is characterised in that it is rounded that the initiative part (1) includes section Shell (4)；The driving gear (11) is rotatably connected on the inside of the shell (4), and institute with multiple driven gears (21) State driving gear (11) and the shell (4) is concentric.
- 5. pre-screwing device according to claim 1, it is characterised in that the follower (2) is equal with the fixed part (3) For five.
- 6. pre-screwing device according to claim 1, it is characterised in that the drive mechanism includes motor；The motor is connected with the initiative part (1), for driving the initiative part (1) to rotate.
- 7. pre-screwing device according to claim 1, it is characterised in that the fixed part (3) includes fixes sleeve (31)；One end of the fixes sleeve (31) is fixed on the follower (2)；In the fixes sleeve (31) spiral shell is set for card It is female.
- 8. pre-screwing device according to claim 7, it is characterised in that the section shape of the inwall of the fixes sleeve (31) Shape is hexagon.
- 9. pre-screwing device according to claim 7, it is characterised in that the fixes sleeve (31) and the follower (2) it is detachably connected.
- 10. according to the pre-screwing device described in claim any one of 1-9, it is characterised in that the initiative part (1), it is described from The material of dynamic portion (2) and the fixed part (3) is lightweight material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720650493.2U CN206937237U (en) | 2017-06-06 | 2017-06-06 | Pre-screwing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720650493.2U CN206937237U (en) | 2017-06-06 | 2017-06-06 | Pre-screwing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206937237U true CN206937237U (en) | 2018-01-30 |
Family
ID=61362527
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720650493.2U Expired - Fee Related CN206937237U (en) | 2017-06-06 | 2017-06-06 | Pre-screwing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206937237U (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108942794A (en) * | 2018-08-14 | 2018-12-07 | 安徽科技学院 | A kind of quick synchronous dismantling device of automobile wheel hub bolt |
| CN109129323A (en) * | 2018-09-14 | 2019-01-04 | 北京城建十六建筑工程有限责任公司 | A kind of well lid height-adjusting system twists device |
| CN109514480A (en) * | 2018-12-26 | 2019-03-26 | 江西福格新能源传动技术有限公司 | Detachable nut twists device |
| CN110014289A (en) * | 2019-04-09 | 2019-07-16 | 广东鸿图科技股份有限公司 | A kind of quick pre-screwing tool and method of bolt |
| CN110449871A (en) * | 2019-07-17 | 2019-11-15 | 中国地质大学（武汉） | It is a kind of suitable for high-voltage tube bus fitting it is automatic lock unload screw device |
| WO2020126100A1 (en) * | 2018-12-21 | 2020-06-25 | Caterpillar Energy Solutions Gmbh | Apparatus for simultaneously actuating at least two screw tensioning devices |
| CN111922963A (en) * | 2020-08-10 | 2020-11-13 | 安徽信息工程学院 | Large-scale nut rapid rotation device |
| CN113385927A (en) * | 2021-07-01 | 2021-09-14 | 奇瑞汽车股份有限公司 | Engine connecting rod unscrewing tool |
| CN115681787A (en) * | 2022-10-21 | 2023-02-03 | 江苏氟豪防腐科技有限公司 | Environmental protection type tetrafluoro pressure vessel for production |
-
2017
- 2017-06-06 CN CN201720650493.2U patent/CN206937237U/en not_active Expired - Fee Related
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108942794A (en) * | 2018-08-14 | 2018-12-07 | 安徽科技学院 | A kind of quick synchronous dismantling device of automobile wheel hub bolt |
| CN109129323A (en) * | 2018-09-14 | 2019-01-04 | 北京城建十六建筑工程有限责任公司 | A kind of well lid height-adjusting system twists device |
| GB2580107B (en) * | 2018-12-21 | 2021-04-28 | Caterpillar Energy Solutions Gmbh | Apparatus for simultaneously actuating at least two screw tensioning devices |
| WO2020126100A1 (en) * | 2018-12-21 | 2020-06-25 | Caterpillar Energy Solutions Gmbh | Apparatus for simultaneously actuating at least two screw tensioning devices |
| GB2580107A (en) * | 2018-12-21 | 2020-07-15 | Caterpillar Energy Solutions Gmbh | Apparatus for simultaneously actuating at least two screw tensioning devices |
| CN109514480A (en) * | 2018-12-26 | 2019-03-26 | 江西福格新能源传动技术有限公司 | Detachable nut twists device |
| CN109514480B (en) * | 2018-12-26 | 2023-11-03 | 江西福格新能源传动技术有限公司 | Detachable nut screwing device |
| CN110014289A (en) * | 2019-04-09 | 2019-07-16 | 广东鸿图科技股份有限公司 | A kind of quick pre-screwing tool and method of bolt |
| CN110449871A (en) * | 2019-07-17 | 2019-11-15 | 中国地质大学（武汉） | It is a kind of suitable for high-voltage tube bus fitting it is automatic lock unload screw device |
| CN111922963A (en) * | 2020-08-10 | 2020-11-13 | 安徽信息工程学院 | Large-scale nut rapid rotation device |
| CN113385927A (en) * | 2021-07-01 | 2021-09-14 | 奇瑞汽车股份有限公司 | Engine connecting rod unscrewing tool |
| CN115681787A (en) * | 2022-10-21 | 2023-02-03 | 江苏氟豪防腐科技有限公司 | Environmental protection type tetrafluoro pressure vessel for production |
| CN115681787B (en) * | 2022-10-21 | 2023-10-24 | 江苏氟豪防腐科技有限公司 | Environmental protection type tetrafluoro pressure vessel for production |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180130 |