CN206860770U - A kind of double fastener for bolt - Google Patents
A kind of double fastener for bolt Download PDFInfo
- Publication number
- CN206860770U CN206860770U CN201720703805.1U CN201720703805U CN206860770U CN 206860770 U CN206860770 U CN 206860770U CN 201720703805 U CN201720703805 U CN 201720703805U CN 206860770 U CN206860770 U CN 206860770U
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- CN
- China
- Prior art keywords
- bolt
- shaft
- driven
- driven shaft
- sleeve
- 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.)
- Expired - Fee Related
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Abstract
The utility model discloses a kind of double fastener for bolt, including drive bevel gear, driven wheel of differential, driving shaft, driven shaft, outer cover, drag ring, sleeve, spring, regulation ring, only stop bar, decelerator, motor, bolt pipette tips；Two drive bevel gears are set on driving shaft, two driven wheels of differential respectively below two drive bevel gears and with intermeshing, two driven wheels of differential are fixed in two driven shaft one end by bearing respectively, drag ring is affixed with sleeve, driven shaft is provided with only axially slidable sleeve, regulation ring is fixed on driven shaft, sleeve bottom end sets collar stop, spring is set on driven shaft and between collar stop and regulation ring, it is affixed with collar stop only to stop bar one end, bolt pipette tips are arranged on driven shaft bottom, the middle part for only stopping bar is provided with axle, the both ends of axle and outer cover are affixed, only stop bar can rotate around the axis, it is simple in construction, it is easy to operate, it is practical.
Description
Technical field
Assembling field is the utility model is related to, particularly a kind of double fastener for bolt.
Background technology
During industry assembling, on generally requiring to carry out to tightening for corner bolt simultaneously, otherwise it can cause different
The feeding degree of bolt is different, causes moment of torsion increase can not complete to assemble, and typically conventional method is to use diagonally to tighten, and is twisted one by one
Tightly, feeding degree is a small amount of every time, therefore assembling effect is undesirable, and efficiency is low；On the other hand, it is right when precision instrument assembles
The method that angle is tightened can cause moment of torsion excessive because of bolt and direction of feed deviation, cause the damage of instrument；And double bolts is stubborn
Because of rigidity rotation, to cause one of bolt to screw not in place when tight.
Utility model content
The deficiency for more than, the purpose of this utility model is just to provide a kind of double fastener for bolt, to solve diagonal spiral shell
Bolt tightens that assembling effect is poor, the diagonal direction of feed deviation for tightening bolt one by one, tightens low, the double bolt difference feeding degree of efficiency
Problem and bolt are automatically stopped the function of screwing in place.
The purpose of this utility model realized by such technical scheme, including drive bevel gear, driven wheel of differential,
Driving shaft, driven shaft, outer cover, drag ring, sleeve, spring, regulation ring, only stop bar, decelerator, motor, bolt pipette tips；Two institutes
Drive bevel gear is stated to be set on driving shaft, two driven wheels of differential respectively below two drive bevel gears and with phase
Mutually engage, the driven wheel of differential, drag ring, sleeve, spring and regulation ring are arranged with successively on the driven shaft, described in two
Driven wheel of differential is fixed in two described driven shaft one end by bearing respectively, and the drag ring and sleeve are affixed, described driven
Axle is provided with the only axially slidable sleeve, and the regulation ring is fixed on the driven shaft, and the sleeve bottom end sets ring
Shape block, the spring are set on driven shaft and between collar stop and regulation ring, described only to stop bar one end and annular
Block is affixed, and the bolt pipette tips are arranged on driven shaft bottom, and the middle part for only stopping bar is provided with axle, the both ends of the axle with outside
Cover affixed, described only to stop bar and can rotate around the axis, the shield base contacts with driven wheel of differential bottom, and the outer cover connects with main shaft
Synapsis is connected by bearing, and one end of the main shaft is affixed by decelerator and motor power output source.
Further, the main shaft includes inner main axis, outer main shaft and bearing pin；Described inner main axis one end and one end of outer main shaft set
Be radially provided with through hole, the outer main shaft is set on inner main axis, the bearing pin by the radially fixed outer main shaft of through hole and inner main axis,
Drive bevel gear is arranged with the inner main axis and outer main shaft respectively, the outer main shaft and inner main axis are not consolidated by bearing and outer cover
Connect, one end of the inner main axis is affixed by decelerator and motor power output source.
Further, the regulation ring is provided with internal thread, and the driven shaft is provided with the external screw thread being used cooperatively with regulation ring.
Further, the drag ring is that intensity is high, and high temperature resistant, impact-resistant material is made.
Further, it is also equipped with torque sensor on the motor.
Further, the bolt pipette tips bottom is arranged to regular hexagon hole and band is magnetic.
Further, the axially arranged groove of the sleeve lining, the driven shaft outer wall is axially arranged what is coordinated with groove
Strip bulge.
By adopting the above-described technical solution, the utility model has the following advantages：It is accurate by motor and decelerator
Power output, two driving gears installed on main shaft, the accurate gearratio of drive bevel gear and driven wheel of differential, friction
Ring is regulatable to transmit power to driven shaft, is left drag ring from mantle tooth by the movement effects for only stopping bar lever principle
Wheel, so that the bolt that bolt pipette tips can twist according to itself carrys out auto-control and stopped operating, the utility model is simple in construction,
It is practical.
Other advantages, target and feature of the present utility model will be explained in the following description to a certain extent
State, and to a certain extent, based on will be apparent to those skilled in the art to investigating hereafter, or
Person can be instructed from practice of the present utility model.Target of the present utility model and other advantages can be said by following
Bright book and claims are realized and obtained.
Brief description of the drawings
Brief description of the drawings of the present utility model is as follows.
Fig. 1 is structural representation of the present utility model.
Fig. 2 is Fig. 1 axles side view structure schematic diagram of the present utility model.
Fig. 3 is the structural representation of the utility model main shaft.
In figure：1. drive bevel gear；2. driving shaft；201. outer main shafts；202. inner main axis；203. bearing pin；3. from mantle tooth
Wheel；4. outer cover；5. driven shaft；6. drag ring；7. sleeve；8. spring；9. regulation ring；10. only stop bar；11. bolt pipette tips；12.
Collar stop；13. axle；14. decelerator；15. motor.
Embodiment
The utility model is described in further detail with reference to the accompanying drawings and examples.
As shown in accompanying drawing 1 to Fig. 3, the utility model discloses a kind of double fastener for bolt, including drive bevel gear 1,
Driven wheel of differential 3, driving shaft 2, driven shaft 5, outer cover 4, drag ring 6, sleeve 7, spring 8, regulation ring 9, only stop bar 10, decelerator
14th, motor 15, bolt pipette tips 11；Two drive bevel gears 1 are set on driving shaft 2, and two driven wheels of differential 3 are located at two respectively
The lower section of individual drive bevel gear 1 and with intermeshing, be arranged with driven wheel of differential 3, drag ring 6, sleeve 7, bullet successively on driven shaft 5
Spring 8 and regulation ring 9, two driven wheels of differential 3 are fixed in two one end of driven shaft 5, drag ring 6 and sleeve 7 by bearing respectively
Affixed, driven shaft 5 is provided with only axially slidable sleeve 7, and regulation ring 9 is fixed on driven shaft 5, and the bottom of sleeve 7 sets annular
Block 12, spring 8 are set on driven shaft 5 and between collar stop 12 and regulation ring 9, are only stopped the one end of bar 10 and are kept off with annular
Block 12 is affixed, and bolt pipette tips 11 are arranged on the bottom of driven shaft 5, and the middle part for only stopping bar 10 is provided with axle 13, the both ends of axle 13 and outer cover
Affixed, only stopping bar 10 can rotate around axle 13, and the bottom of outer cover 4 contacts with the bottom of driven wheel of differential 3, and outer cover 4 leads to the contact position of main shaft 2
Bearing connection is crossed, one end of main shaft 2 is affixed by decelerator 14 and the power output source of motor 15.Driven shaft 5 by drag ring 6 with
The contact of driven wheel of differential 3 obtains power, and drag ring 6 and driven wheel of differential 3 are controlled further through the effect for only stopping bar 10 and spring 8
Separation and reunion, therefore the depth relationship that can simply set the stroke for only stopping bar 10 to be fed with bolt again enters to control needed for bolt
The depth given.
Main shaft 2 includes inner main axis 202, outer main shaft 201 and bearing pin 203；The one end of inner main axis 202 and one end of outer main shaft 201
Set is radially provided with through hole, and outer main shaft 201 is set on inner main axis 202, and bearing pin 203 passes through the radially fixed outer He of main shaft 201 of through hole
Drive bevel gear 1 is arranged with inner main axis 202, inner main axis 202 and outer main shaft 201 respectively, outer main shaft 201 and inner main axis 202 are other
Affixed by bearing and outer cover 4, one end of inner main axis 202 is affixed by decelerator 14 and the power output source of motor 15.Main shaft 2 is set
Inner main axis 202 and outer main shaft 201 with through hole are calculated as, therefore controllable are separately mounted on inner main axis 202 and outer main shaft 201
The distance of drive bevel gear 1, so as to control the spacing of bolt pipette tips 11, the bolt installation site of different spacing is adapted to this.
Regulation ring 9 is provided with internal thread, and driven shaft 5 is provided with the external screw thread being used cooperatively with regulation ring 9.Regulation ring 9 can be
Adjustment axis, so as to control the elastic force of spring 8, changes the frictional force of drag ring 9 and driven wheel of differential 3, regulation and control to position on driven shaft 5
The moment of torsion of bolt pipette tips 11.
In the present embodiment, drag ring 6 is made up of iron-base powder metallurgy material.Its hardness is high, and coefficient of friction is greatly and stably, resistance to
High temperature, meet demand.
Torque sensor is also equipped with motor 15.Can real-time monitored to the upper moment of torsion of main shaft, can be apparent from substantially
Driven shaft torque whether in safe range.
The bottom of bolt pipette tips 11 is arranged to regular hexagon hole and band is magnetic.Can simply precession and screw out bolt, again will not
Drop on the ground.
The axially arranged groove of the inwall of sleeve 7, the outer wall of driven shaft 5 is axially arranged the strip bulge coordinated with groove.Chang You
To realize higher transmission, can increase multigroup chute and strip bulge with charge-coupled.
Operation principle：Coordinated by motor 15 and decelerator 14 and provide power to main shaft 2, driving shaft 2 rotates, active conical tooth
Wheel 1 is driven is transmitted to driven shaft 5, therefore band by drag ring 6 to the driven wheel of differential 3 engaged, driven wheel of differential 3 by power
Dynamic bolt pipette tips 11 rotate, and when bolt arrival specified location, only stop bar 10 and touch table top, only stop bar 10 and overcome bullet around the rotation of axle 13
Drag ring 6 is left driven wheel of differential 3 by the elastic force of spring 8, and driven shaft 5 is stopped operating, and bolt pipette tips 11 are stopped the rotation.Main shaft 2 designs
For inner main axis 202 and outer main shaft 201 with through hole, therefore the controllable master being separately mounted on inner main axis 202 and outer main shaft 201
The distance of dynamic bevel gear 1, so as to control the spacing of bolt pipette tips 11, the bolt installation site of different spacing is adapted to this.
Finally illustrate, above example is only unrestricted to illustrate the technical solution of the utility model, although ginseng
The utility model is described in detail according to preferred embodiment, it will be understood by those within the art that, can be to this
The technical scheme of utility model is modified or equivalent substitution, and without departing from the objective and scope of the technical program, it all should
Cover among right of the present utility model.
Claims (7)
- A kind of 1. double fastener for bolt, it is characterised in that：Including drive bevel gear, driven wheel of differential, driving shaft, driven shaft, Outer cover, drag ring, sleeve, spring, regulation ring, only stop bar, decelerator, motor, bolt pipette tips；Two active conical tooth wheel cases Be located on driving shaft, two driven wheels of differential respectively below two drive bevel gears and with intermeshing, it is described from The driven wheel of differential, drag ring, sleeve, spring and regulation ring, two driven wheels of differential point are arranged with moving axis successively Two described driven shaft one end are not fixed in by bearing, the drag ring and sleeve are affixed, and the driven shaft is provided with only can axle To the sleeve of slip, the regulation ring is fixed on the driven shaft, and the sleeve bottom end sets collar stop, the bullet Spring is set on driven shaft and between collar stop and regulation ring, and described bar one end of only stopping is affixed with collar stop, described Bolt pipette tips are arranged on driven shaft bottom, and the middle part for only stopping bar is provided with axle, and the both ends of the axle and outer cover are affixed, described to stop Stop bar can rotate around the axis, the shield base contacts with driven wheel of differential bottom, and the outer cover passes through bearing with main shaft contact position Connection, one end of the main shaft are affixed by decelerator and motor power output source.
- 2. double fastener for bolt according to claim 1, it is characterised in that：The main shaft includes inner main axis, outer main shaft And bearing pin；Described inner main axis one end and one end of outer main shaft set are radially provided with through hole, and the outer main shaft is set on inner main axis, institute Bearing pin is stated by the radially fixed outer main shaft of through hole and inner main axis, active conical tooth is arranged with respectively on the inner main axis and outer main shaft Wheel, the outer main shaft and inner main axis be not affixed with outer cover by bearing, and one end of the inner main axis passes through decelerator and motor Power output source is affixed.
- 3. double fastener for bolt according to claim 1, it is characterised in that：The regulation ring is provided with internal thread, described Driven shaft is provided with the external screw thread being used cooperatively with regulation ring.
- 4. double fastener for bolt according to claim 1, it is characterised in that：The drag ring is that intensity is high, high temperature resistant, Impact-resistant material is made.
- 5. double fastener for bolt according to claim 1, it is characterised in that：Torque sensing is also equipped with the motor Device.
- 6. double fastener for bolt according to claim 1, it is characterised in that：The bolt pipette tips bottom is arranged to positive six Side shape hole and band is magnetic.
- 7. double fastener for bolt according to claim 1, it is characterised in that：The axially arranged groove of sleeve lining, The driven shaft outer wall is axially arranged the strip bulge coordinated with groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720703805.1U CN206860770U (en) | 2017-06-16 | 2017-06-16 | A kind of double fastener for bolt |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720703805.1U CN206860770U (en) | 2017-06-16 | 2017-06-16 | A kind of double fastener for bolt |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206860770U true CN206860770U (en) | 2018-01-09 |
Family
ID=60826572
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720703805.1U Expired - Fee Related CN206860770U (en) | 2017-06-16 | 2017-06-16 | A kind of double fastener for bolt |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206860770U (en) |
-
2017
- 2017-06-16 CN CN201720703805.1U patent/CN206860770U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180109 Termination date: 20180616 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |