CN206145089U - Zero -clearance assembly gear - Google Patents
Zero -clearance assembly gear Download PDFInfo
- Publication number
- CN206145089U CN206145089U CN201621129593.2U CN201621129593U CN206145089U CN 206145089 U CN206145089 U CN 206145089U CN 201621129593 U CN201621129593 U CN 201621129593U CN 206145089 U CN206145089 U CN 206145089U
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- CN
- China
- Prior art keywords
- gear
- groove
- positioning strip
- zero
- recess
- 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 provides a zero -clearance assembly gear belongs to mechanical technical field. It solved current gear application scope little, with the poor problem of pivot cooperation fastness. This zero -clearance assembly gear, including gear body and a plurality of teeth of a cogwheel of evenly locating gear body periphery, the middle part of gear body has the centre bore, one side of gear body has two at least evenly distributed's recess no. 1, recess no. 1 radially extends just along the gear body, and the inner of recess no. 1 communicates with the centre bore, all be equipped with in every recess no. 1 one with a recess aequilate rectangular form location strip no. 1, the inner of location strip no. 1 has the axis arc groove parallel with the axis of gear body, one side of gear body is equipped with the scale no. 1 that is located a recess department, be equipped with scale no. 2 on the location strip no. 1, gear body and location strip are equipped with between one to move in recess no. 1 when location strip no. 1 and are used for a location location structure who fixes after putting in place. The utility model has the advantages of it is applicable in different pivots and good with pivot cooperation stability.
Description
Technical field
This utility model belongs to field of mechanical technique, is related to a kind of zero-clearance assembling gear.
Background technology
Gear is a kind of by the continuous mechanical organ engaged to transmit power, often with the use of next real together with rotating shaft
The linkage of existing frame for movement.When keyway is provided with the endoporus of gear, coordinated with rotating shaft by flat key, when the endoporus of gear is without key
During groove, together with rotating shaft interference fit.Existing gear, diameter of bore determine, causes the same gear can only be with same external diameter
Rotating shaft use cooperatively, the scope of application is little.In order that rotating shaft meets the installation of gear, existing way is the internal diameter according to gear
The matched rotating shaft of processing, but as processing has error, there is gap, gear between the two when rotating shaft is coordinated with gear
Can rock relative to rotating shaft is relative, affect performance.
The content of the invention
The purpose of this utility model is there are the problems referred to above for existing technology, it is proposed that one kind is applicable to different turning
Axle the zero-clearance assembling gear good with rotating shaft fitment stability.
The purpose of this utility model can be realized by following technical proposal：
This zero-clearance assembling gear, including gear and some uniform gear teeth on gear periphery, the tooth
The middle part of wheel body has centre bore, it is characterised in that the side of the gear is equally distributed recessed with least two
Groove one, described groove one is radially extended along gear and the inner of groove one is connected with centre bore, in each groove one
A strip positioning strip one wide with groove one is provided with, the inner of the positioning strip one has the axle of axis and gear
The parallel arc groove of line, the side of the gear are provided with the scale one at groove one, and described positioning strip one is provided with
Scale two, is provided between described gear and positioning strip one after positioning strip one is moved into place in groove one for determining
The location structure that position bar one is fixed.
The shape of several positioning strips one is identical, equal in magnitude.Under original state, the outer end of positioning strip one be resisted against with
On the outer end of its corresponding groove one, now the arc groove on several positioning strips one is located in same circular arc.Several arcs
The diameter of a circle (D1) formed by groove is known, it is only necessary to know external diameter (D2) the i.e. scalable positioning strip one of mounted rotating shaft recessed
Position in groove one, the distance of regulation is (D1-D2)/2, while being provided with scale one and scale two, adjusts intuitive and convenient, accurately
Degree is high.Another kind of situation is when geared sleeve is set in rotating shaft, it is found that there is gap between gear and rotating shaft can cause gear to turn
When dynamic, multiple positioning strips one are adjusted one by one, till making the arc groove of positioning strip one while abutting in rotating shaft, it is ensured that gear
The stability installed with rotating shaft.Scale one is close to the edge of groove one, and radially extending along gear, and scale two sets
In the edge of gear, also radially extending along gear.
In a kind of above-mentioned zero-clearance assembling gear, the opposite side of the gear has some a pair one by one with groove
The groove two that should be arranged, is provided with identical with one shape of positioning strip and equal-sized positioning strip two in described groove two, described
Inner connection of the inner of positioning strip two by the axial connecting portion positioning strip one relative with the positioning strip two, above-mentioned arc groove set
On axial connecting portion.
When positioning strip one is moved, in the presence of axial connecting portion, positioning strip two follows positioning strip one to be synchronized with the movement, fixed
Slide wide with groove two of position bar two is arranged, it is ensured that the torsion that rotating shaft passes to gear is uniform.
In a kind of above-mentioned zero-clearance assembling gear, in the arc groove described in one of them, keyway is provided with.
By the flat key in keyway, can be circumferentially spacing with rotating shaft.
In a kind of above-mentioned zero-clearance assembling gear, described central aperture edge have it is axially grooved, when positioning strip one is supported
Lean against axial connecting portion above-mentioned during the outer end of groove one axially grooved interior in this.Fluting increases axial connecting portion to gear
The distance of body axis, and then increase the clamping internal diameter of several axial connecting portions so as to the scope of application is wider.
In a kind of above-mentioned zero-clearance assembling gear, described location structure includes leading to located at the axial direction of one bottom of groove
Hole, on positioning strip one radially slotted one and on positioning strip two radially slotted two, described axially extending bore, radial direction
Connecting bolt is equipped with fluting one and radially slotted two, locking nut, the connection spiral shell on described connecting bolt, is arranged with
The head and locking nut of bolt is pressed on positioning strip one and positioning strip two.
In a kind of above-mentioned zero-clearance assembling gear, described groove one is 2-4.
In a kind of above-mentioned zero-clearance assembling gear, described groove one is 2.
In a kind of above-mentioned zero-clearance assembling gear, described groove one is 3.Be essentially groove one quantity it is fewer
It is better, but in view of the connection reliability between rotating shaft, it is most rational that groove one is set to 3.
Compared with prior art, this zero-clearance assembling gear has advantages below：
The process time of rotating shaft can be saved, is changed by adjusting the positioning strip one in gear, positioning strip two
Gear and the cooperation internal diameter of rotating shaft, it is ensured that the stability and fastness between gear and rotating shaft；Can be by gear
It is installed in the rotating shaft of various outer diameter, it is applied widely；Positioning strip one, positioning strip two are connected as a single entity by axial connecting portion, right
Positioning strip one, positioning strip two are easy to adjust, due to arranging scale, can be quickly and accurately adjusted, and easy to operate, structure
It is reasonable in design.
Description of the drawings
Fig. 1 is the front view of the gear that this utility model is provided.
Fig. 2 is the front view of the gear for being provided with positioning strip one.
Fig. 3 is sectional view at A-A in Fig. 2 that this utility model is provided.
The front view that Fig. 4 is positioning strip one when moving a certain distance in the groove one.
Fig. 5 is sectional view at B-B in Fig. 4 that this utility model is provided.
In figure, 1, gear；2nd, groove one；3rd, positioning strip one；4th, arc groove；5th, groove two；6th, positioning strip two；7th, axially
Connecting portion；8th, keyway；9th, it is axially grooved；10th, axially extending bore；11st, radially slotted one；12nd, radially slotted two；13rd, connecting bolt.
Specific embodiment
The following is specific embodiment of the utility model and combine accompanying drawing, further is made to the technical solution of the utility model
Description, but this utility model is not limited to these embodiments.
Embodiment one
Zero-clearance assembling gear as shown in Figure 1, including gear 1 and some uniformly on 1 periphery of gear
The gear teeth, the side that the middle part of gear 1 has centre bore, gear 1 have at least two equally distributed grooves 1,
As shown in Figure 2 and Figure 4, groove 1 is radially extended along gear 1 and the inner of groove 1 is connected with centre bore, each groove
A strip positioning strip one 3 wide with groove 1 is equipped with one 2, the inner of positioning strip 1 has axis and gear sheet
The arc groove 4 of the diameter parallel of body 1.In the present embodiment, the side of gear 1 is provided with the scale one at groove 1, positioning
Bar 1 is provided with scale two.It is provided between gear 1 and positioning strip 1 and moves into place in groove 1 when positioning strip 1
Location structure for positioning strip 1 is fixed afterwards.
The shape of several positioning strips 1 is identical, equal in magnitude.Under original state, the outer end of positioning strip 1 is resisted against
On the outer end of corresponding groove 1, now the arc groove 4 on several positioning strips 1 is located in same circular arc.It is some
The diameter of a circle (D1) formed by individual arc groove 4 is known, it is only necessary to know external diameter (D2) the i.e. scalable positioning strip of mounted rotating shaft
One 3 positions in the groove 1, the distance of regulation is (D1-D2)/2, while being provided with scale one and scale two, adjusts directly perceived
Convenient, accuracy is high.Another kind of situation is when geared sleeve is set in rotating shaft, it is found that there is gap between gear and rotating shaft can make
During into pinion rotation, multiple positioning strips 1 are adjusted one by one, the arc groove 4 of positioning strip 1 is made while abutting in rotating shaft and being
Only, it is ensured that the stability that gear is installed with rotating shaft.Scale one is close to the edge of groove 1, and along the radial direction of gear 1
Extend, scale two is located at the edge of gear 1, also radially extending along gear 1.
As shown in Figure 3 and Figure 5, the opposite side of gear 1 has some grooves two for corresponding with groove 1 and arranging
5, identical with one 3 shape of positioning strip and equal-sized positioning strip 26 is provided with groove 25, the inner of positioning strip 26 passes through axle
To the inner connection of the positioning strip one 3 relative with the positioning strip 26 of connecting portion 7, arc groove 4 is on axial connecting portion 7.
When positioning strip 1 is moved, in the presence of axial connecting portion 7, positioning strip 26 follows one 3 synchronous fortune of positioning strip
Dynamic, slide wide with groove 25 of positioning strip 26 is arranged, it is ensured that the torsion that rotating shaft passes to gear 1 is uniform.
As shown in Figure 2 and Figure 4, keyway 8 is provided with the arc groove 4 described in one of them.By the flat key in keyway 8,
Can be circumferentially spacing with rotating shaft.
As shown in figure 1, central aperture edge has axially grooved 9, the axle when positioning strip 1 is resisted against the outer end of groove 1
This is located in axially grooved 9 to connecting portion 7.Fluting increases the distance of axial connecting portion 7 to 1 axis of gear, and then
Increase the clamping internal diameter of several axial connecting portions 7 so as to which the scope of application is wider.
In the present embodiment, as shown in Figure 3 and Figure 5, location structure includes axially extending bore 10 located at one 2 bottom of groove, sets
In radially slotted 1 on positioning strip 1 and on positioning strip 26 radially slotted 2 12, axially extending bore 10, radially open
Connecting bolt 13 is equipped with groove 1 and radially slotted 2 12, locking nut, connecting bolt 13 on connecting bolt 13, is arranged with
Head and locking nut be pressed on positioning strip 1 and positioning strip 26.
In the present embodiment, as shown in figure 1, groove 1 is 3.Be essentially groove 1 quantity it is more few better, but examine
Consider the connection reliability between rotating shaft, it is most rational that groove 1 is set to 3.
Embodiment two
The structural principle of the present embodiment is essentially identical with the structural principle of embodiment one, is, groove 1 where difference
For 2.
Embodiment three
The structural principle of the present embodiment is essentially identical with the structural principle of embodiment one, is, groove 1 where difference
For 4.
Specific embodiment described herein is only explanation for example to this utility model spirit.This utility model institute
Category those skilled in the art can make various modifications or supplement or using similar to described specific embodiment
Mode substitute, but without departing from it is of the present utility model spirit or surmount scope defined in appended claims.
Claims (8)
1. a kind of zero-clearance assembling gear, including gear (1) and some uniform gear teeth on gear (1) periphery,
The middle part of the gear (1) has centre bore, it is characterised in that the side of the gear (1) has at least two
Equally distributed groove one (2), described groove one (2) radially extend along gear (1) and groove one (2) the inner with
Heart hole connects, and is equipped with a strip positioning strip one (3) wide with groove one (2), the positioning in each groove one (2)
The inner of bar one (3) has the arc groove (4) of axis and the diameter parallel of gear (1), and the side of the gear (1) sets
Have a scale one positioned at one (2) place of groove, described positioning strip one (3) is provided with scale two, described gear (1) with it is fixed
It is provided between the bar one (3) of position after positioning strip one (3) is moved into place in groove one (2) for that positioning strip one (3) is fixed
Location structure.
2. a kind of zero-clearance assembling gear according to claim 1, it is characterised in that the opposite side of the gear (1)
With some grooves two (5) for corresponding with groove one (2) and arranging, it is provided with and positioning strip one (3) in described groove two (5)
Shape is identical and equal-sized positioning strip two (6), and the inner of the positioning strip two (6) is fixed with this by axial connecting portion (7)
The inner connection of the relative positioning strip one (3) of position bar two (6), above-mentioned arc groove (4) is on axial connecting portion (7).
3. a kind of zero-clearance assembling gear according to claim 1 and 2, it is characterised in that the arc groove (4) described in one of them
Keyway (8) is provided with inside.
4. a kind of zero-clearance assembling gear according to claim 2, it is characterised in that described central aperture edge has axially
Fluting (9), the axial connecting portion (7) above-mentioned when positioning strip one (3) is resisted against the outer end of groove one (2) are axially grooved positioned at this
(9) in.
5. a kind of zero-clearance assembling gear according to claim 2 or 4, it is characterised in that described location structure includes setting
Axially extending bore (10) in one (2) bottom of groove, on positioning strip one (3) radially slotted one (11) and be located at positioning strip two
(6) radially slotted two (12) on, wear in described axially extending bore (10), radially slotted one (11) and radially slotted two (12)
There is connecting bolt (13), on described connecting bolt (13), be arranged with locking nut, the head and lock of the connecting bolt (13)
Tight nut is pressed on positioning strip one (3) and positioning strip two (6).
6. a kind of zero-clearance assembling gear according to claim 5, it is characterised in that described groove one (2) is 2-4.
7. a kind of zero-clearance assembling gear according to claim 6, it is characterised in that described groove one (2) is 2.
8. a kind of zero-clearance assembling gear according to claim 6, it is characterised in that described groove one (2) is 3.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621129593.2U CN206145089U (en) | 2016-10-18 | 2016-10-18 | Zero -clearance assembly gear |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621129593.2U CN206145089U (en) | 2016-10-18 | 2016-10-18 | Zero -clearance assembly gear |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206145089U true CN206145089U (en) | 2017-05-03 |
Family
ID=58619986
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621129593.2U Expired - Fee Related CN206145089U (en) | 2016-10-18 | 2016-10-18 | Zero -clearance assembly gear |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206145089U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111189631A (en) * | 2020-01-08 | 2020-05-22 | 北京海纳川汽车部件股份有限公司 | Tool for detecting gear |
-
2016
- 2016-10-18 CN CN201621129593.2U patent/CN206145089U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111189631A (en) * | 2020-01-08 | 2020-05-22 | 北京海纳川汽车部件股份有限公司 | Tool for detecting gear |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170503 Termination date: 20191018 |