CN208788312U - A kind of centerless grinding is without hinged supporting tool - Google Patents
A kind of centerless grinding is without hinged supporting tool Download PDFInfo
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- CN208788312U CN208788312U CN201821495655.0U CN201821495655U CN208788312U CN 208788312 U CN208788312 U CN 208788312U CN 201821495655 U CN201821495655 U CN 201821495655U CN 208788312 U CN208788312 U CN 208788312U
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- swing arm
- slot
- support rod
- block
- supporting tool
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Abstract
The utility model discloses a kind of centerless grindings without hinged supporting tool, it includes swing arm, support rod and one set on the flexible swing arm block between swing arm and support rod, the top of the swing arm block can be fixedly attached with swing arm, lower part can be fixedly attached with support rod, and middle part opposite upper parts and lower part are the thin-wall construction of pin waist.It has the following advantages: realize swing arm elastics wing on the support columns, formed hinged without pin, avoids when work swing arm from axial motion and circular runout occur with respect to support rod, the grinding quality of workpiece can be increased substantially.
Description
Technical field
The utility model relates to a kind of supporting tools of centerless grinding more particularly to a kind of centerless grinding without hinged support work
Dress.
Background technique
Existing magnechuck centerless grinding, the swing arm 100 of two o'clock supporting tool and support rod 200 are pin articulated manner,
Structure is as depicted in figs. 1 and 2.Swing arm pin 300 passes through 200 upper end of support rod, two hole 201 and swing arm hole 101, by rationed marketing screw 400
It is fixed in swing arm 100, equivalent stretching in both ends is hinged with 200 upper end of support rod, two hole, 201 small―gap sutures, realizes that swing arm is put in a small amount
It is dynamic.100 axially position of swing arm is limited by 101 both ends of the surface of swing arm hole and 200 upper end of support rod, two hole, 201 inner face.
For existing two o'clock supporting tool since swing arm pin and two hole of post upper are clearance fit, swing arm at work, must
So will appear it has circular runout and axial motion relative to support rod, thus causes the grinding supported by two support wheels in swing arm
Vibration of workpiece, to influence grinding quality.
Utility model content
The utility model provides a kind of centerless grinding without hinged supporting tool, and which overcome described in background technology existing
There is the deficiency of technology.
The technical scheme adopted by the utility model to solve the technical problem is as follows:
Without hinged supporting tool, it includes swing arm and support rod for a kind of centerless grinding；It further include one set on swing arm and support
Flexible swing arm block between bar, the top of the swing arm block can be fixedly attached with swing arm, and lower part can be with the fixed dress of support rod
It connects, middle part opposite upper parts and lower part are the thin-wall construction of pin waist.
Among one embodiment: the T-shaped bulk in the top of the swing arm block, section is T-shaped, sets in the middle part of the lower end surface of the swing arm
There is the T-type through slot for being adapted to the swing arm block top, the upper surface of the swing arm is equipped with a screw hole for connecting the T-type through slot, is equipped with certain
Block screw determines block screw screw-in screw hole by this and fastens the top of swing arm block and swing arm.
Among one embodiment: the lower part of the swing arm block is a cardioid cylinder, and the lower end surface of the heart cylinder is cylindrical surface, should
The upper end of support rod is equipped with the round through slot for being adapted to the cylindrical surface and two clamp bolt holes through the two sidewalls of the circle through slot,
The spacing of two clamp bolt hole is adapted to the axial length of heart-shaped cylinder, if two fishbolts, which is adapted to spiral shell
It connects two clamp bolt hole and cardioid cylinder can be clamped in round through slot.
Among one embodiment: the bottom of the circle through slot opens up a narrow slit through slot, the length direction and circle of the narrow slit through slot
The axial direction of shape through slot is parallel.
Among one embodiment: the swing arm block is made of titanium alloy material.
The technical program compared with the background art, it has the following advantages:
1, the swing arm block has elasticity, and the top of the swing arm block can be fixedly attached with swing arm, and lower part can be fixed with support rod
Attaching, and its middle part opposite upper parts and lower part are the thin-wall construction of pin waist, realize the elastics wing of swing arm on the support columns, are formed
Without the hinged supporting tool of pin, avoids when work swing arm from axial motion and circular runout occur with respect to support rod, can significantly mention
The grinding quality of high workpiece.
2, the swing arm block is made of titanium alloy material, can extend the fatigue life of swing arm block.
3, the construction of the swing arm block can be suitable for 2 points, 4 points and 8 points of floating support tooling of centerless grinding simultaneously.
4, the lower part of the swing arm block is a cardioid cylinder, which is adapted to two clamp bolt hole that is spirally connected and can simultaneously incite somebody to action
Cardioid cylinder is clamped in round through slot, and the centerlines of the center line and support rod that can make swing arm block are adjustable.
Detailed description of the invention
The utility model is described in further detail with reference to the accompanying drawings and examples.
Fig. 1 is the structural schematic diagram of existing magnechuck centerless grinding supporting tool described in background technology.
Fig. 2 is the structural decomposition diagram of existing magnechuck centerless grinding supporting tool described in background technology.
Fig. 3 is decomposition diagram one of of the centerless grinding without hinged supporting tool described in the present embodiment.
Fig. 4 is two of decomposition diagram of the centerless grinding without hinged supporting tool described in the present embodiment.
Fig. 5 is structural schematic diagram of the centerless grinding without hinged supporting tool described in the present embodiment.
Fig. 6 is shaft side figure of the centerless grinding without hinged supporting tool described in the present embodiment.
Fig. 7 is exploded perspective view of the centerless grinding without hinged supporting tool described in the present embodiment.
Specific embodiment
Please refer to Fig. 3 to Fig. 7, without hinged supporting tool, it includes swing arm 10 and support rod 20, the pendulum for a kind of centerless grinding
Support wheel is housed on arm；It further include a flexible swing arm block 30 being set between swing arm 10 and support rod 20, the swing arm block
30 top can be fixedly attached with swing arm 10, and lower part can be fixedly attached with support rod 20, and middle part opposite upper parts and lower part are pin waist
Thin-wall construction 31, i.e. the structure of the big intermediate closing waist in both ends, which realizes elasticity of the swing arm 10 on support column 20
Swing forms the supporting tool hinged without pin, and the opposite support rod 20 of swing arm 10 when work is avoided axial motion and radial jump occur
It is dynamic, the grinding quality of workpiece can be increased substantially.
In the present embodiment, the T-shaped bulk in the top of the swing arm block 30, section is T-shaped, in the middle part of the lower end surface of the swing arm 10
Equipped with the T-type through slot 11 for being adapted to 30 top of swing arm block, the upper surface of the swing arm 10 is equipped with a screw hole for connecting the T-type through slot 11
12, it is equipped with certain block screw 40, the screw-in screw hole 12 of block screw 40 is determined by this and fastens the top of swing arm block 30 and swing arm 10.
In the present embodiment, the lower part of the swing arm block 30 is a cardioid cylinder, and the lower end surface of the heart cylinder is cylindrical surface, should
The upper end of support rod 20 is equipped with the round through slot 21 for being adapted to the cylindrical surface and clamps spiral shell through the two of the two sidewalls of the circle through slot
Keyhole 22, the spacing of two clamp bolt hole 22 is adapted to the axial length of heart-shaped cylinder, if two fishbolts 50, two clamping
The adaptation of bolt 50 is spirally connected and two clamp bolt hole 22 and can be clamped in cardioid cylinder in round through slot 21.
Preferably, the bottom of the circle through slot 21 opens up a narrow slit through slot 23, the length direction and circle of the narrow slit through slot 23
The axial direction of shape through slot 21 is parallel, the two sidewalls of round through slot 21 can be made to clamp by fishbolt 50 by opening up narrow slit through slot 23
When with certain elasticity, the cardioid cylinder being embedded in round through slot 21 can tightly be embraced.
Preferably, which is made of titanium alloy material, can extend the fatigue life of swing arm block.
The construction of swing arm block 30 described in the present embodiment can be suitable for 2 points, 4 points and 8 points of floating of centerless grinding simultaneously
Supporting tool, the present embodiment are illustrated centerless grinding without the construction of hinged supporting tool by taking 2 supporting tools as an example.
The above, only the utility model preferred embodiment, therefore, it cannot be limited according to, and the utility model is implemented
It is practical new to should still belong to this for range, i.e., equivalent changes and modifications made according to the scope of the patent of the utility model and the content of the manual
In the range of type covers.
Claims (5)
1. a kind of centerless grinding is without hinged supporting tool, including swing arm and support rod；It is characterized by also including one to be set to swing arm
Flexible swing arm block between support rod, the top of the swing arm block can be fixedly attached with swing arm, lower part energy and support rod
It is fixedly attached, middle part opposite upper parts and lower part are the thin-wall construction of pin waist.
2. a kind of centerless grinding according to claim 1 is without hinged supporting tool, it is characterised in that: the top of the swing arm block
T-shaped bulk, section is T-shaped, and the T-type through slot for being adapted to the swing arm block top, the swing arm are equipped in the middle part of the lower end surface of the swing arm
Upper surface be equipped with one connect the T-type through slot screw hole, be equipped with certain block screw, by this determine block screw screw in screw hole and will pendulum
The top of arm block and swing arm fasten.
3. a kind of centerless grinding according to claim 1 or 2 is without hinged supporting tool, it is characterised in that: the swing arm block
Lower part is a cardioid cylinder, and the lower end surface of the heart cylinder is cylindrical surface, and the upper end of the support rod, which is equipped with, is adapted to the cylindrical surface
Round through slot and two clamp bolt holes through the two sidewalls of the circle through slot, the spacing of two clamp bolt hole and heart-shaped cylinder
Axial length adaptation, if two fishbolts, two fishbolt adaptation is spirally connected two clamp bolt hole and can be by cardioid cylinder
It is clamped in round through slot.
4. a kind of centerless grinding according to claim 3 is without hinged supporting tool, it is characterised in that: the bottom of the circle through slot
Portion opens up a narrow slit through slot, and the length direction of the narrow slit through slot is axial parallel with round through slot.
5. a kind of centerless grinding according to claim 1 is without hinged supporting tool, it is characterised in that: the swing arm block uses titanium
Alloy material production.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821495655.0U CN208788312U (en) | 2018-09-12 | 2018-09-12 | A kind of centerless grinding is without hinged supporting tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821495655.0U CN208788312U (en) | 2018-09-12 | 2018-09-12 | A kind of centerless grinding is without hinged supporting tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208788312U true CN208788312U (en) | 2019-04-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821495655.0U Active CN208788312U (en) | 2018-09-12 | 2018-09-12 | A kind of centerless grinding is without hinged supporting tool |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109202712A (en) * | 2018-09-12 | 2019-01-15 | 福建龙溪轴承(集团)股份有限公司 | A kind of centerless grinding is without hinged supporting tool |
-
2018
- 2018-09-12 CN CN201821495655.0U patent/CN208788312U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109202712A (en) * | 2018-09-12 | 2019-01-15 | 福建龙溪轴承(集团)股份有限公司 | A kind of centerless grinding is without hinged supporting tool |
| CN109202712B (en) * | 2018-09-12 | 2024-01-23 | 福建龙溪轴承(集团)股份有限公司 | Centerless grinding and hinging-free supporting tool |
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