CN208729353U - A kind of eccentric shaft grinding attachment - Google Patents
A kind of eccentric shaft grinding attachment Download PDFInfo
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- CN208729353U CN208729353U CN201821050784.9U CN201821050784U CN208729353U CN 208729353 U CN208729353 U CN 208729353U CN 201821050784 U CN201821050784 U CN 201821050784U CN 208729353 U CN208729353 U CN 208729353U
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- axis
- eccentric
- eccentric bushing
- side clamps
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Abstract
The utility model discloses a kind of eccentric shaft grinding attachments, including support, a left side clamps axis, the right side clamps axis and eccentric bushing, a left side clamps axis and the right side clamps each mating eccentric bushing of axis, a left side clamps axis and the right side clamps on axis with Workpiece clamping structure, for workpiece to be processed to be installed in, a left side clamps axis and the right side clamps between axis, the eccentricity of eccentric part to be processed in the eccentricity and workpiece to be processed of the eccentric inner hole of eccentric bushing matches, eccentric bushing is covered by eccentric inner hole to be clamped on axis accordingly, eccentric bushing is rotatably installed on the support, it is left, the eccentric bushing that the right side clamps axis passes through synchronous transmission device Synchronous Transmission, realize synchronous rotary, the main shaft for being ground host is connect with the eccentric bushing Driven by Coaxial that a left side clamps axis, the main shaft of host is ground by way of driving eccentric bushing rotation, make a left side, the right side clamps axis around the axis of the main shaft of grinding host Line C rotation realizes that the axis D of the eccentric part to be processed on workpiece to be processed is overlapped with the axis C of the main shaft of grinding host.
Description
Technical field
The utility model relates to fixture for grinding machine technical field, especially a kind of eccentric shaft grinding attachment.
Background technique
On eccentric shaft have eccentric part, the axis of eccentric part and the axis of eccentric shaft are parallel, between two axial lines away from
From for eccentricity.A kind of processing method of eccentric shaft part periphery is that (axis adds for positive heart centre bore at eccentric shaft both ends
The common centre bore of work) side processes an eccentric centre bore respectively again, and then two by eccentric shaft clamping on grinding machine are top
Between carry out grinding, in the two top eccentric centre bores for withstanding on eccentric shaft both ends respectively, eccentric centre bore and the adjacent positive heart
The distance between centre bore is eccentricity.In the manufacture processing of hone, a kind of bias honing lever needs to be ground its bias
Partial periphery since the eccentricity of the bias honing lever is less than 2mm, thus is difficult to realize add again in positive heart centre bore side
The eccentric centre bore of work one and bias is ground using the method for Double Tops point.
Utility model content
Technical problem to be solved by the utility model is: overcoming the deficiencies in the existing technology, a kind of eccentric shaft grinding is provided
Device, the grinding attachment solve the problems, such as to be difficult to be ground small eccentricity eccentric shaft using Double Tops point.
The technical scheme adopted by the utility model to solve the technical problem is as follows: a kind of eccentric shaft grinding attachment, including branch
Seat, a left side clamps axis, the right side clamps axis and eccentric bushing, and a left side clamps axis and the right side clamps the axis point column left and right sides, and on same axis A,
A left side clamps axis and the right side clamps each mating eccentric bushing of axis, and a left side clamps axis and the right side clamps on axis with Workpiece clamping structure, is used for
Workpiece to be processed is installed in a left side clamps axis and the right side clamps between axis, and is overlapped the axis B19 of workpiece to be processed with axis A,
The eccentricity of eccentric part to be processed in the eccentricity and workpiece to be processed of the eccentric inner hole of eccentric bushing matches, and eccentric bushing is logical
It crosses eccentric inner hole and is sleeved on and clamp on axis accordingly, eccentric bushing is fixedly connected with the corresponding axis that clamps, and eccentric bushing is rotatably pacified
On the support, the left and right eccentric bushing for clamping axis realizes synchronous rotary by synchronous transmission device Synchronous Transmission to dress, is ground host
Main shaft clamp axis with a left side or the right eccentric bushing Driven by Coaxial for clamping axis connect, the main shaft for being ground host is revolved by driving eccentric bushing
The mode turned makes the left and right axis C rotation for clamping axis around the main shaft for being ground host, the bias to be processed on workpiece to be processed
Partial axis D is overlapped with the axis C of the main shaft of grinding host.
It further limits, the mounting hole with setting-up eccentricity set on support has axle sleeve, axis between eccentric bushing and mounting hole
Set is drivingly connected with eccentric bushing, and the main shaft for being ground host clamps axis or the right eccentric bushing Driven by Coaxial for clamping axis with left by axle sleeve
Connection.
It further limits, axle sleeve is equipped with the driving sleeve for connecting with the main shaft of grinding host, and driving sleeve includes
The driveshaft section of one end and the connector sleeve portion of the other end, connector sleeve portion, which covers the end in axle sleeve and drives with the end of axle sleeve, to be connected
It connects.
It further limits, a left side clamps axis and the right Workpiece clamping structure clamped on axis includes that a left side clamps axis and the right side clamps axis phase
Pair end on the top and left lock sleeve clamped on axis, workpiece to be processed is by the positive heart centre bore clamping at its both ends two
Between top；Lock sleeve left end is fixedly set in a left side and clamps axis right end, and lock sleeve right end empty set is in workpiece to be processed left end, locking
Right end is covered equipped with the lock-screw for fixing workpiece to be processed, and the right side, which clamps, passes through limit screw between axis and corresponding eccentric bushing
It is fixedly connected, by unscrewing the limit screw, releases the axial limiting for clamping axis to the right side.
It further limits, axle sleeve is fixed with corresponding eccentric bushing by limit screw, realizes drive connection between the two.
It further limits, connector sleeve portion is fixed with corresponding axle sleeve by limit screw, realizes that driving between the two connects
It connects.
It further limits, synchronous transmission device includes transmission shaft, and both ends of the drive shaft is respectively by support rotational support, transmission shaft
On be fixed with a pair of of gear one, gear two is fixed on axle sleeve, gear two is engaged with gear one corresponding on transmission shaft.
It further limits, the connector sleeve portion of driving sleeve is covered in the left end of the axle sleeve on the left side.
It further limits, the right side clamps axis right end and is equipped with axial screw hole, is bolted in axial screw hole and stretches out eccentric bushing to the right
The screw rod of eccentric inner hole is bolted with locking nut on screw rod, and screw rod right end is fixed with adjusting handle.
It further limits, eccentric bushing clamps axis and be fixedly connected by limit screw with corresponding.
The beneficial effects of the utility model are: the utility model structure is simple, practical, can be used for can not be inclined in small eccentricity
In the case that mandrel both ends process eccentric centre bore, the grinding to eccentric part periphery on eccentric shaft is realized.
Detailed description of the invention
The present invention will be further described with embodiment with reference to the accompanying drawing.
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the perspective view of the utility model.
In figure: workpiece to be processed 1, a left side clamp axis 2, the right side clamps axis 3, lock sleeve 4, adjusting handle 5, support 6, lock-screw
7, axle sleeve 8, eccentric bushing 9, limit screw 10, transmission shaft 11, gear 1, gear 2 13, locking nut 14, screw rod 15, transmission
Axle portion 16, connector sleeve portion 17, axis A 18, axis B19, axis C20, axis D21.
Specific embodiment
The utility model is further described presently in connection with attached drawing.These attached drawings are simplified schematic diagram, only with
Illustration illustrates the basic structure of the utility model, therefore it only shows composition related with the utility model.
A kind of eccentric shaft grinding attachment as illustrated in fig. 1 and 2, including support 6, a left side clamp axis 2, the right side clamps axis 3 and bias
Set 9；
A left side clamps axis 2 and the right side clamps axis 3 and divides the column left and right sides, and on same axis A18, a left side clamps axis 2 and the right side clamps
Each mating eccentric bushing 9 of axis 3, a left side clamps axis 2 and the right side clamps on axis 3 with Workpiece clamping structure, is used for workpiece to be processed 1
It is installed in that a left side clamps axis 2 and the right side clamps between axis 3, and is overlapped the axis B19 of workpiece to be processed 1 with axis A18；
The eccentricity phase of the eccentricity of the eccentric inner hole of eccentric bushing 9 and the eccentric part to be processed on workpiece to be processed 1
Match, eccentric bushing 9 is sleeved on by eccentric inner hole and is clamped on axis accordingly, and eccentric bushing 9 is fixedly connected with the corresponding axis that clamps, eccentric
Set 9 is rotatably mounted on support 6；
The left and right eccentric bushing 9 for clamping axis realizes synchronous rotary by synchronous transmission device Synchronous Transmission；
Being ground the main shaft of host, and a left side clamps axis 2 or right 9 Driven by Coaxial of eccentric bushing for clamping axis 3 is connect, and is ground host
Main shaft makes the left and right axis C20 rotation for clamping axis around the main shaft for being ground host in such a way that driving eccentric bushing 9 rotates, to
The axis D21 of eccentric part to be processed in workpieces processing 1 is overlapped with the axis C20 of the main shaft of grinding host.Have on support 6
The mounting hole of setting-up eccentricity set 9, has axle sleeve 8 between eccentric bushing 9 and mounting hole, axle sleeve 8 is axial limiting shape in mounting hole
State prevents axle sleeve 8 from moving axially in mounting hole, and axle sleeve 8 and eccentric bushing 9 are drivingly connected, and the main shaft for being ground host passes through axle sleeve 8
Axis 2 is clamped with a left side or right 9 Driven by Coaxial of eccentric bushing for clamping axis 3 is connect.For the rotation flexibility for guaranteeing axle sleeve 8, it is preferable that axle sleeve
8 carry out rotational support by the bearing in the mounting hole of support 6；
Synchronous transmission device includes transmission shaft 11, and 11 both ends of transmission shaft are solid on transmission shaft 11 respectively by 6 rotational support of support
Surely there is a pair of of gear 1, gear 2 13 is fixed on axle sleeve 8, gear 2 13 is nibbled with gear 1 corresponding on transmission shaft 11
It closes.
A left side clamps axis 2 and the right Workpiece clamping structure clamped on axis 3 includes that left axis 2 and the right side of clamping clamps the opposite end of axis 3
The top and left lock sleeve 4 clamped on axis 2 in portion, workpiece to be processed 1 is by the positive heart centre bore clamping at its both ends in Liang Ding
Between point；4 left end of lock sleeve is fixedly set in a left side and clamps 2 right end of axis, and 4 right end empty set of lock sleeve is in 1 left end of workpiece to be processed, lock
Fixed 4 right end is equipped with the lock-screw 7 for fixing workpiece to be processed 1.
Axle sleeve 8 is equipped with the driving sleeve for connecting with the main shaft of grinding host, and driving sleeve includes the transmission of one end
The connector sleeve portion 17 of axle portion 16 and the other end, the two is linked together, 17 sets of connector sleeve portion axle sleeve 8 end and with axle sleeve 8
End is drivingly connected.The left end of axle sleeve 8 of 17 sets of the connector sleeve portion of driving sleeve on the left side.Driving sleeve and the axle sleeve on the left side 8
The axis of the two is overlapped with the axis C20 of the main shaft of grinding host.
Axle sleeve 8 is fixed by limit screw 10 with corresponding eccentric bushing 9, realizes drive connection between the two.Connector sleeve
Portion 17 is fixed by limit screw 10 with corresponding axle sleeve 8, realizes drive connection between the two.Eccentric bushing 9 is pressed from both sides with corresponding
Dress axis is fixedly connected by limit screw 10.
Specifically, in the present embodiment, as shown in Figure 1, respectively there is a limit screw 10 on the both ends of the axle sleeve 8 in left side,
The screw hole that the limit screw 10 in left side is each passed through on driving sleeve, axle sleeve 8 and eccentric bushing 9 withstands on a left side and clamps on axis 2, by this four
Person is fixed together, and the screw hole that the limit screw 10 on right side is equally each passed through on axle sleeve 8 and eccentric bushing 9 withstands on a left side and clamps axis 2
On, this three is fixed together synchronous rotary；There is a limit screw 10, the stop spiral shell on the left end of the axle sleeve 8 on right side
10 screw hole that is each passed through on axle sleeve 8 and eccentric bushing 9 of nail withstands on the right side and clamps on axis 3, this three is fixed together synchronous rotary,
Axis 3 is clamped by unscrewing the limit screw 10 and lock-screw 7 and moving axially the right side to the right, axis 2 and right folder can be clamped on a left side
It fills and loads and unloads workpiece to be processed 1 between axis 3.
The right side clamps 3 right end of axis and is equipped with axial screw hole, and the eccentric inner hole for stretching out eccentric bushing 9 to the right is bolted in axial screw hole
Screw rod 15 is bolted with locking nut 14 on screw rod 15, and 15 right end of screw rod is fixed with adjusting handle 5；According to the length of workpiece to be processed 1
Degree, stirs adjusting handle 5, after adjusting screw rod 15 stretches out axial screw hole to suitable length, by locking nut 14 by screw rod 15
Axis 3 is clamped with the right side to lock.
Easily axis 3 can be clamped in the axial plug right side by exposed adjusting handle 5 when dismounting workpiece to be processed 1, simultaneously
By adjusting the length that adjusting screw rod 15 stretches out, so that the right side is clamped axis 3 and clamping longer or shorter workpiece to be processed 1, adjusting handle 5
Always it is in suitable position, it will not be exposed too long.
In the present embodiment, more specifically, the main shaft of grinding host passes sequentially through driving lever (not shown), heart carrier
(not shown), driving sleeve, the axle sleeve 8 on the left side and the eccentric bushing 9 on the left side drive the left axis 2 that clamps around the master of grinding host
The axis C20 of axis is rotated, and the left and right axis A18 for clamping both axis is with one heart but the axis A18 of the two is eccentric in the master for being ground host
The axis C20 of axis.
It is ground host and uses universal grinding machine external, which is mounted on the workbench of universal grinding machine external
On.
Above embodiment is only to illustrate the technical ideas and features of the present invention, and its object is to allow be familiar with this skill
The personage of art can understand the content of the utility model and be implemented, and the protection model of the utility model can not be limited with this
It encloses, all equivalent change or modifications according to made by the spirit of the present invention essence should all cover the protection model in the utility model
In enclosing.
Claims (10)
1. a kind of eccentric shaft grinding attachment, it is characterized in that: including support, a left side clamps axis, the right side clamps axis and eccentric bushing,
The left side clamps axis and the right side clamps the axis point column left and right sides, and on same axis A, and a left side clamps axis and to clamp axis each on the right side
A mating eccentric bushing, a left side clamps axis and the right side is clamped with Workpiece clamping structure on axis, for workpiece to be processed to be installed in a left side
It clamps axis and the right side clamps between axis, and be overlapped the axis B19 of workpiece to be processed with axis A,
The eccentricity of eccentric part to be processed in the eccentricity and workpiece to be processed of the eccentric inner hole of eccentric bushing matches, eccentric
Set is sleeved on by eccentric inner hole to be clamped on axis accordingly, and eccentric bushing is fixedly connected with the corresponding axis that clamps, and eccentric bushing is rotatable
Installation on the support,
The left and right eccentric bushing for clamping axis realizes synchronous rotary by synchronous transmission device Synchronous Transmission,
Being ground the main shaft of host, and a left side clamps axis or the right eccentric bushing Driven by Coaxial for clamping axis is connect, and the main shaft for being ground host passes through
The mode for driving eccentric bushing rotation rotates the left and right axis that clamps around the axis C for the main shaft for being ground host, on workpiece to be processed
The axis D of eccentric part to be processed be overlapped with the axis C of main shaft of grinding host.
2. eccentric shaft grinding attachment according to claim 1, it is characterized in that: with setting-up eccentricity set on the support
Mounting hole has axle sleeve between eccentric bushing and mounting hole, axle sleeve and eccentric bushing are drivingly connected, and the main shaft for being ground host passes through axle sleeve
Axis is clamped with a left side or the right eccentric bushing Driven by Coaxial for clamping axis is connect.
3. eccentric shaft grinding attachment according to claim 2, it is characterized in that: the axle sleeve is equipped with for leading with grinding
The driving sleeve of the main shaft connection of machine, driving sleeve includes the driveshaft section of one end and the connector sleeve portion of the other end, connector sleeve portion
It covers the end in axle sleeve and is drivingly connected with the end of axle sleeve.
4. eccentric shaft grinding attachment according to claim 1 or 2 or 3, it is characterized in that: the left side clamps axis and the right side clamps axis
On Workpiece clamping structure include left clamping axis and the right top and left lock sleeve clamped on axis clamped on the opposite end of axis
4, workpiece to be processed by the positive heart centre bore clamping at its both ends it is top two between；4 left end of lock sleeve is fixedly set in left folder
Axis right end is filled, 4 right end empty set of lock sleeve is equipped in workpiece to be processed left end, 4 right end of lock sleeve for fixing workpiece to be processed
Lock-screw,
The right side clamps and is fixedly connected between axis and corresponding eccentric bushing by limit screw, by unscrewing the limit screw, releasing pair
The right side clamps the axial limiting of axis.
5. eccentric shaft grinding attachment according to claim 2, it is characterized in that: the axle sleeve passes through only with corresponding eccentric bushing
Dynamic screw is fixed, and realizes drive connection between the two.
6. eccentric shaft grinding attachment according to claim 3, it is characterized in that: the connector sleeve portion passes through with corresponding axle sleeve
Limit screw is fixed, and realizes drive connection between the two.
7. eccentric shaft grinding attachment according to claim 2, it is characterized in that: the synchronous transmission device includes transmission shaft,
Both ends of the drive shaft is fixed with a pair of of gear one on transmission shaft, is fixed with gear two, gear on axle sleeve respectively by support rotational support
Two engage with gear one corresponding on transmission shaft.
8. eccentric shaft grinding attachment according to claim 3, it is characterized in that: the connector sleeve portion of the driving sleeve covers on a left side
The left end of the axle sleeve on side.
9. eccentric shaft grinding attachment according to claim 8, it is characterized in that: the right side clamps axis right end equipped with axial screw
Hole is bolted with the screw rod for stretching out the eccentric inner hole of eccentric bushing to the right in axial screw hole, locking nut is bolted on screw rod, and screw rod is right
End is fixed with adjusting handle.
10. eccentric shaft grinding attachment according to claim 1, it is characterized in that: the eccentric bushing clamps axis with corresponding
It is fixedly connected by limit screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821050784.9U CN208729353U (en) | 2018-07-03 | 2018-07-03 | A kind of eccentric shaft grinding attachment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821050784.9U CN208729353U (en) | 2018-07-03 | 2018-07-03 | A kind of eccentric shaft grinding attachment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208729353U true CN208729353U (en) | 2019-04-12 |
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ID=66024802
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821050784.9U Active CN208729353U (en) | 2018-07-03 | 2018-07-03 | A kind of eccentric shaft grinding attachment |
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| CN (1) | CN208729353U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108620966A (en) * | 2018-07-03 | 2018-10-09 | 常州凯瑞莱精密工具有限公司 | Eccentric shaft grinding attachment |
-
2018
- 2018-07-03 CN CN201821050784.9U patent/CN208729353U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108620966A (en) * | 2018-07-03 | 2018-10-09 | 常州凯瑞莱精密工具有限公司 | Eccentric shaft grinding attachment |
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