CN208519142U - A kind of gearing shaft - Google Patents
A kind of gearing shaft Download PDFInfo
- Publication number
- CN208519142U CN208519142U CN201820901902.6U CN201820901902U CN208519142U CN 208519142 U CN208519142 U CN 208519142U CN 201820901902 U CN201820901902 U CN 201820901902U CN 208519142 U CN208519142 U CN 208519142U
- Authority
- CN
- China
- Prior art keywords
- positioning column
- axis body
- gearing shaft
- connector
- shaft according
- 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
Links
- 238000013016 damping Methods 0.000 claims description 29
- 230000003014 reinforcing effect Effects 0.000 claims description 16
- 239000000872 buffer Substances 0.000 claims description 10
- 230000003139 buffering effect Effects 0.000 claims description 7
- 230000005540 biological transmission Effects 0.000 abstract description 12
- 230000033001 locomotion Effects 0.000 abstract description 9
- 238000006073 displacement reaction Methods 0.000 abstract description 4
- 238000003780 insertion Methods 0.000 abstract 1
- 230000037431 insertion Effects 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 4
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000005489 elastic deformation Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 210000003205 muscle Anatomy 0.000 description 1
- 238000005381 potential energy Methods 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
- 210000002435 tendon Anatomy 0.000 description 1
Landscapes
- Gears, Cams (AREA)
Abstract
The utility model relates to transmission shaft fields, in particular to a kind of gearing shaft, solve the problems, such as that stability is poor when multiple gearing shafts are used in conjunction in the prior art, its key points of the technical solution are that a kind of gearing shaft, including axis body and gear, the both ends of axis body have connection structure, connection structure includes the first positioning column, the second positioning column and connector being set on axis body end face, it is offered on connector for the first positioning column and the location hole of the second positioning column insertion and is interference fitted with location hole, connector includes several connecting plates stacked gradually.So that two gear drive axis connections are driven.Since connector includes the setting of several connecting plates stacked gradually, when the transmission of gear axis connection, it may occur to move axially or shake, there are certain gaps between each connecting plate, displacement or vibration can thus be absorbed, to reduce the axial movement or vibration in transmission process, the stability of gear shaft rotation is improved.
Description
Technical field
The utility model relates to transmission shaft field, in particular to a kind of gearing shaft.
Background technique
Transmission shaft is the rotary body that a high speed turns, supports less, is played in the rotation drive machine of various mechanical equipments
Important role.
In the prior art, it is usually sequentially connected by shaft coupling between transmission shaft and power device, thus at more
Axis connection is driven in use, multiple components need to carry out fine assembly, when being rotated, transmitting vibration and axial displacement are held
Easily cause centre deviation, and then influences the stability of transmission process.
Utility model content
The purpose of the utility model is to provide a kind of gearing shafts, it is advantageous that, more rooted tooth wheel shaft connection dresses
With convenient, using flexible.
The above-mentioned technical purpose of the utility model has the technical scheme that
A kind of gearing shaft, including axis body and the gear being set on axis body, the gear and axis body are connected by spline
It connects, the both ends of the axis body have connection structure, and the connection structure includes first be set on one side end face of axis body
Positioning column, the second positioning column being set on another side end face of the axis body and with first positioning column and the second positioning column phase
Matched connector, offer on the connector location hole being inserted into for first positioning column and the second positioning column and with it is fixed
Position hole interference fit, the connector includes several connecting plates stacked gradually.
By using above-mentioned technical proposal, the location hole on connector is inserted by the first positioning column, the second positioning column
It is interior, and be interference fitted with location hole, so that two gear drive axis connections are driven.Since connector includes several stacks gradually
Connecting plate setting, when the transmission of gear axis connection, it may occur that axial movement or vibration exist between each connecting plate certain
Gap, thus can to displacement or vibration absorb, to reduce the axial movement or vibration in transmission process, improve
The stability of gear shaft rotation.
Preferably, offering supported hole on second positioning column, first positioning column is inserted into the supported hole
It is interior, and be interference fitted with the supported hole.
By using above-mentioned technical proposal, the first positioning column is inserted into supported hole and is interference fitted with supported hole, thus really
The bonding strength of the first positioning column and the second positioning column has been protected, meanwhile, so that the structure of two gear drive between centers is more compact.
Preferably, the bottom of the supported hole is provided with resilient cushion, first positioning column offsets with the resilient cushion
It connects.
By using above-mentioned technical proposal, by the setting of resilient cushion, when the first positioning column is issued in the drive of its axis body
When raw axial vibrations, elastic deformation occurs for resilient cushion, so that the kinetic energy of the first positioning column be absorbed, reduction is transmitted to second
Kinetic energy on positioning column, to reduce the vibration of the second positioning column and its axis body, to improve gearing shaft rotation
Stability.
Preferably, being provided with vibration damping sheet between the adjacent connecting plate.
By using above-mentioned technical proposal, by the setting of vibration damping sheet, vibration damping sheet is by the absorbable part of deformation by first
The axial vibrations that positioning column transmits further improve the stability of gearing shaft rotation.
Preferably, the surface of the vibration damping sheet offers several deformation holes.
The deformation space of vibration damping sheet is increased, to improve by deforming the setting in hole by using above-mentioned technical proposal
The deformation quantity of vibration damping sheet, improves the damping performance of vibration damping sheet.
Preferably, the vibration damping sheet is gradually reduced by four circumferential center thickness.
By using above-mentioned technical proposal, the edge of vibration damping sheet and the connecting plate of two sides fit, and subtract to ensure that
The stability of piece is shaken, thickness is smaller at center, deformation space is provided for vibration damping sheet, so that the deformation quantity of vibration damping sheet is improved,
Improve the damping performance of vibration damping sheet.
Preferably, the two sides of the connecting plate are provided with the reinforcing rib of annular.
The structural strength of connecting plate is improved by the setting of reinforcing rib by using above-mentioned technical proposal, meanwhile, lead to
It crosses reinforcing rib and squeezes vibration damping sheet, the pressure to vibration damping sheet is increased, to further increase the deformation quantity of vibration damping sheet, further
Improve the damping performance of vibration damping sheet.
Preferably, offering several fractures on the reinforcing rib.
By using above-mentioned technical proposal, for reinforcing rib while squeezing vibration damping sheet, certain deformation can also occurs in itself,
By opening up for fracture, certain space is provided for the deformation of reinforcing rib, consequently facilitating the deformation of reinforcing rib, improves reinforcement
The compression strength of muscle.
Preferably, being provided with buffer body between the axis body and the connector.
It by using above-mentioned technical proposal, is set between axis body and connector by buffer body, prevents axis body and connector
It directly contacts, to prevent axis body vibration that brinelling occurs with connector, improves the stability of gearing shaft rotation.
Preferably, the two sides of the buffer body are provided with several buffering protrusions.
By using above-mentioned technical proposal, by the setting of buffering protrusion, when relative motion occurs for axis body and connector, delay
Rushing protrusion can be pressurized that deformation occurs, to convert elastic potential energy for the kinetic energy of vibration, and then reduce vibration, further increase
The stability of gearing shaft rotation.
In conclusion the utility model has the following beneficial effects:
It is inserted into the positioning hole on connector by the first positioning column, the second positioning column, and carries out interference with location hole
Cooperation, so that two gear drive axis connections are driven.Since connector includes the setting of several connecting plates stacked gradually, work as gear
When axis connection is driven, it may occur that axial movement or vibration, there are certain gaps between each connecting plate, thus can to displacement or
Vibration is absorbed, to reduce the axial movement or vibration in transmission process, improves the stability of gear shaft rotation.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of gearing shaft；
Fig. 2 is the scheme of installation of two gearing shafts；
Fig. 3 is the structural schematic diagram of the second positioning column；
Fig. 4 is the structural schematic diagram of connector；
Fig. 5 is the structural schematic diagram of connecting plate.
In figure: 1, axis body；2, gear；3, connection structure；31, the first positioning column；32, the second positioning column；321, supported hole；
322, resilient cushion；33, connector；331, location hole；332, connecting plate；3321, reinforcing rib；3322, fracture；333, vibration damping sheet；
3331, hole is deformed；34, buffer body；341, buffering protrusion.
Specific embodiment
The utility model is described in further detail below in conjunction with attached drawing.
With reference to attached drawing 1, a kind of gearing shaft, including cylindrical axis body 1 and the gear 2 being mounted on axis body 1, gear
2 are connect with axis body 1 by spline.
With reference to attached drawing 2 and attached drawing 3, the both ends of axis body 1 all have connection structure 3, and connection structure 3 includes being set to axis body 1
The first positioning column 31 on one side end face, the second positioning column 32 for being set to 1 other side of axis body and with the first positioning column 31 and
The connector 33 that two positioning columns 32 match.
Every rooted tooth wheel shaft all has four the first positioning columns 31 and four the second positioning columns 32 in the present embodiment, and four
First positioning column 31 and the second positioning column 32 are uniformly distributed along the edge of respective 1 end face of axis body.
Connector 33 is whole cylindrical, opens up that there are four location holes 331 on connector 33.It is opened up on second positioning column 32
There is supported hole 321, the second positioning column 32 is inserted into location hole 331 and is interference fitted with location hole 331, and the first positioning column 31 is inserted
Enter into supported hole 321 and is interference fitted with supported hole 321.The bottom of supported hole 321 is provided with resilient cushion 322, the first positioning
Column 31 is abutted against with resilient cushion 322.
With reference to attached drawing 4 and attached drawing 5, connector 33 includes the connecting plate 332 that stacks gradually of several layers, between each connecting plate 332
It is provided with matched vibration damping sheet 333.Vibration damping sheet 333 is gradually reduced by four circumferential center thickness, is opened up on vibration damping sheet 333
There are several deformation holes 3331 uniformly respectively.
The two sides of connecting plate 332 offer the reinforcing rib 3321 of several annulars, and reinforcing rib 3321 offsets with vibration damping sheet 333
It connects.Several fractures 3322 are offered on reinforcing rib 3321, while squeezing vibration damping sheet 333, itself can also send out reinforcing rib 3321
Raw certain deformation provides certain space by opening up for fracture 3322 for the deformation of reinforcing rib 3321, consequently facilitating plus
The deformation of strengthening tendons 3321 improves the compression strength of reinforcing rib 3321.
The buffer body 34 of sheet is installed, buffer body 34 is made of rubber, the table of buffer body 34 between axis body 1 and connector 33
Face is provided with several buffering protrusions 341, buffers raised 341 settings spherical in shape.By the setting of buffering protrusion 341, axis body 1 and company
When relative motion occurs for junctor 33, buffering protrusion 341 can be pressurized, and deformation occurs, to convert elastic potential for the kinetic energy of vibration
Can, and then reduce vibration, further improve the stability of gearing shaft rotation.
Working principle: the first positioning column 31, the second positioning column 32 are inserted into the location hole 331 on connector 33, and first
Positioning column 31 and supported hole 321 are interference fitted, and the second positioning column 32 is interference fitted with location hole 331, so that two gears pass
Moving axis connection transmission.Since connector 33 includes the setting of several connecting plates 332 stacked gradually, when 2 axis connection of gear is driven
When, it may occur that axial movement or vibration, there are certain gaps between each connecting plate 332, thus can be displaced or shake into
Row absorbs, to reduce the axial movement or vibration in transmission process, improves the stability of 2 axis of gear rotation.
This specific embodiment is only the explanation to the utility model, is not limitations of the present invention, ability
Field technique personnel can according to need the modification that not creative contribution is made to the present embodiment after reading this specification, but
As long as all by the protection of Patent Law in the scope of the claims of the utility model.
Claims (10)
1. a kind of gearing shaft, including axis body (1) and the gear (2) being set on axis body (1), which is characterized in that the tooth
Wheel (2) is connect with axis body (1) by spline, and the both ends of the axis body (1) have connection structure (3), connection structure (3) packet
It includes the first positioning column (31) being set on (1) one side end face of axis body, be set on the axis body (1) another side end face
Second positioning column (32) and the connector (33) to match with first positioning column (31) and the second positioning column (32), the company
Offered on junctor (33) location hole (331) being inserted into for first positioning column (31) and the second positioning column (32) and with positioning
Hole (331) interference fit, the connector (33) includes several connecting plates (332) stacked gradually.
2. a kind of gearing shaft according to claim 1, which is characterized in that offered on second positioning column (32)
Supported hole (321), first positioning column (31) are inserted into the supported hole (321), and with the supported hole (321) interference
Cooperation.
3. a kind of gearing shaft according to claim 2, which is characterized in that the bottom of the supported hole (321) is arranged
Have resilient cushion (322), first positioning column (31) abuts against with the resilient cushion (322).
4. a kind of gearing shaft according to claim 1, which is characterized in that be arranged between the adjacent connecting plate (332)
There are vibration damping sheet (333).
5. a kind of gearing shaft according to claim 4, which is characterized in that the surface of the vibration damping sheet (333) opens up
There are several deformation holes (3331).
6. a kind of gearing shaft according to claim 4, which is characterized in that the vibration damping sheet (333) is by four circumferential directions
Heart thickness is gradually reduced.
7. a kind of gearing shaft according to claim 6, which is characterized in that the two sides of the connecting plate (332) are arranged
There is the reinforcing rib (3321) of annular.
8. a kind of gearing shaft according to claim 7, which is characterized in that the reinforcing rib (3321) if on offer
Dry fracture (3322).
9. a kind of gearing shaft according to claim 1, which is characterized in that the axis body (1) and the connector
(33) buffer body (34) are provided between.
10. a kind of gearing shaft according to claim 9, which is characterized in that the two sides of the buffer body (34) are arranged
There are several bufferings raised (341).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820901902.6U CN208519142U (en) | 2018-06-11 | 2018-06-11 | A kind of gearing shaft |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820901902.6U CN208519142U (en) | 2018-06-11 | 2018-06-11 | A kind of gearing shaft |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208519142U true CN208519142U (en) | 2019-02-19 |
Family
ID=65325979
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820901902.6U Expired - Fee Related CN208519142U (en) | 2018-06-11 | 2018-06-11 | A kind of gearing shaft |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208519142U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112145564A (en) * | 2020-10-30 | 2020-12-29 | 西华大学 | Gear drive shaft structure |
-
2018
- 2018-06-11 CN CN201820901902.6U patent/CN208519142U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112145564A (en) * | 2020-10-30 | 2020-12-29 | 西华大学 | Gear drive shaft structure |
| CN112145564B (en) * | 2020-10-30 | 2024-08-16 | 西华大学 | Gear drive shaft structure |
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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: 20190219 Termination date: 20200611 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |