CN203418413U - Ball head grinder - Google Patents
Ball head grinder Download PDFInfo
- Publication number
- CN203418413U CN203418413U CN201320283447.5U CN201320283447U CN203418413U CN 203418413 U CN203418413 U CN 203418413U CN 201320283447 U CN201320283447 U CN 201320283447U CN 203418413 U CN203418413 U CN 203418413U
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- Prior art keywords
- grinding
- ball
- ball grinder
- eccentric bushing
- handle
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- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
- Grinding And Polishing Of Tertiary Curved Surfaces And Surfaces With Complex Shapes (AREA)
Abstract
The utility model discloses a ball head grinder. The ball head grinder comprises a ball head grinding device. The ball head grinding device comprises a grinding cover, an eccentric cover, a cross-shaped cover, a handle and a chuck. The grinding cover is connected with the eccentric cover through locking screws, and the cross-shaped cover is connected with the eccentric cover and the handle at the two ends of the cross-shaped cover through pin rods respectively; the chuck can rotate around a center shaft. The ball head grinder is high in grinding efficiency, small in labor intensity and high in profile tolerance.
Description
Technical field
The utility model relates to mechanical field, relates in particular to a kind of ball grinder.
Background technology
The plunger of plunger displacement pump is the essential part of product, and the bulb of plunger part is key position, the grinding traditional method of plunger ball: with power drill or pneumatic drill clamping grinding sleeve, after chuck is clamped plunger ball, plunger ball starts rotation, workman swings power drill again or pneumatic drill individually grinds plunger ball, like this shortcoming of traditional method: the firstth, and efficiency is low, and a workman can only grind the plunger ball of 100 left and right for one day; The secondth, labour intensity is large, and workman's hand will constantly exert oneself grinding sleeve to be pressed on bulb, and also must swing power drill or pneumatic drill in process, and people's physical demands is large, and labour intensity is large; The 3rd is that machining accuracy is low, and because workman in process swings the profile tolerance of the angle de-stabilising effect bulb of power drill or pneumatic drill, thereby machining accuracy is low.
Utility model content
In view of current ball grinder above shortcomings, the utility model provides the ball grinder that a kind of grinding efficiency is high, labour intensity is little and profile tolerance is high.
For achieving the above object, embodiment of the present utility model adopts following technical scheme:
A kind of ball grinder, comprise grinding ball device, described grinding ball device comprises grinding sleeve, eccentric bushing, cross cover, handle and chuck, and described grinding sleeve is connected with eccentric bushing by lock-screw, and cross cover is connected with eccentric bushing, the handle at two ends respectively by pin rod; Described chuck can rotate around central shaft.
According to an aspect of the present utility model, described ball grinder is provided with a plurality of grinding ball devices.
According to an aspect of the present utility model, described ball grinder is provided with eight grinding ball devices.
According to an aspect of the present utility model, the central point in hole and the central point of eccentric bushing that described eccentric bushing connects grinding sleeve do not overlap.
According to an aspect of the present utility model, the axis of the connecting hole at institute's cross cover two ends is mutually vertical.
According to an aspect of the present utility model, the endoporus of described handle is provided with Compress Spring.
According to an aspect of the present utility model, the gap after the endoporus of described cross cover is connected with eccentric bushing, handle is 3-5mm.
According to an aspect of the present utility model, described central shaft drives chuck to rotate by synchronizing wheel.
According to an aspect of the present utility model, the material of described pin rod is steel alloy.
The advantage that the utility model is implemented: because grinding ball device of the present utility model comprises grinding sleeve, eccentric bushing, cross cover, handle and chuck, grinding sleeve is connected with eccentric bushing by lock-screw, cross cover is connected with eccentric bushing, the handle at two ends respectively by pin rod, chuck can rotate around central shaft, so the grinding efficiency of ball grinder is high, labour intensity is little and profile tolerance is high.
Accompanying drawing explanation
In order to be illustrated more clearly in the technical scheme in the utility model embodiment, to the accompanying drawing of required use in embodiment be briefly described below, apparently, accompanying drawing in the following describes is only embodiment more of the present utility model, for those of ordinary skills, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is the schematic diagram of a kind of ball grinder described in the utility model;
Fig. 2 is the schematic perspective view of cross cover described in the utility model;
Fig. 3 is the generalized section of cross cover described in the utility model;
Fig. 4 is the schematic perspective view of eccentric bushing described in the utility model;
Fig. 5 is the generalized section of eccentric bushing described in the utility model.
The specific embodiment
Below in conjunction with accompanying drawing, the utility model is described in further detail.
As shown in Figure 1, a kind of ball grinder, comprise grinding ball device, described grinding ball device comprises grinding sleeve 1, eccentric bushing 6, cross cover 3, handle 4 and chuck 7, grinding sleeve 1 is connected with eccentric bushing 6 by lock-screw 2, and cross cover 3 is connected with eccentric bushing 6, the handle 4 at two ends respectively by pin rod 5; Described chuck 7 can rotate around central shaft.
In actual use, in order to make grinding sleeve 1 head on all the time plunger ball, the endoporus of handle 4 is provided with Compress Spring.
As shown in Fig. 2, Fig. 3, Fig. 4, Fig. 5, preferred version of the present utility model is that ball grinder is provided with eight grinding ball devices, the central point that eccentric bushing 6 connects the hole of grinding sleeve 1 does not overlap with the central point of eccentric bushing 6, the axis of connecting hole that cross overlaps 3 two ends is mutually vertical, gap after the endoporus of cross cover 3 is connected with eccentric bushing 6, handle 4 is 3-5mm, and the material of pin rod 5 preferably passes through the steel alloy of modifier treatment.
In actual use, the central shaft of most of ball grinder drives chuck 7 rotations by belt transmission, but for the ease of dismounting workpiece, enterprise carries out technological improvement, central shaft is driven to chuck 7 rotations by synchronizing wheel, the key square hole of eight chucks 7 is all a direction, and after workpiece has ground, dismounting is very convenient.In addition, enterprise according to fund number and production-scale size, ball grinder is provided with the above grinding ball devices of two or two.
Operation principle of the present utility model: ball grinder is provided with eight grinding ball devices, i.e. eight plunger ball simultaneous grindings, in order to make the center of plunger ball top and the collar of bulb be ground to, the axis that removes grinding ball device and plunger ball has an angle, grinding ball device has also adopted cross cover 3 and eccentric bushing 6, guarantees that grinding sleeve 1 can be ground to the center of plunger ball top and the collar of bulb, in process of lapping, chuck 7 drives plunger ball ceaselessly to rotate by central shaft, the opposite spin of grinding ball device, in order to make grinding sleeve 1 head on all the time plunger ball, the endoporus of handle 4 is provided with Compress Spring, during the rotation of grinding ball device, Compress Spring constantly produces compression stress and bullet is stretched power, guaranteeing in process of lapping that grinding sleeve 1 heads on plunger ball all the time moves mutually, in addition, length along with workpiece, grinding ball device can move up and down by gear and guide rail, moving range is generally in 50mm, therefore ball grinder of the present utility model grinds out bulb profile tolerance in 0.005mm.
Use the beneficial effect of the utility model product:
1, grinding efficiency is high.
Ball grinder of the present utility model is provided with eight grinding ball devices, i.e. eight plunger ball simultaneous grindings, within one day, can process 1200 to 1500 plunger balls, compare workman of former underhand polish plunger ball and within one day, can only grind the plunger ball of 100 left and right, greatly improve the grinding efficiency of product.
2, labour intensity is little.
In process, workman does not need firmly grinding sleeve to be pressed on bulb, need not swing power drill or pneumatic drill yet, and labour intensity significantly reduces.
3, profile tolerance is high.
Because being provided with Compress Spring, the endoporus of handle 4 make grinding sleeve 1 head on all the time plunger ball, the axis of grinding ball device and plunger ball has an angle, grinding ball device has also adopted cross cover 3 and eccentric bushing 6, guarantees that grinding sleeve 1 can be ground to the center of plunger ball top and the collar of bulb; Secondly ball grinder adopts whirlwind Principle of Grinding and Cutting, and the lines grinding is out cross cut, makes it profile tolerance and is greatly improved, and all can reach in 0.005m; Finally, along with the length of workpiece, grinding ball device can move up and down by gear and guide rail, and moving range is in 50mm, and therefore the machined bulb profile tolerance of grinding ball of the present utility model is high.
The above; it is only the specific embodiment of the present utility model; but protection domain of the present utility model is not limited to this; the technical staff of any skilled is in the disclosed technical scope of the utility model; the variation that can expect easily or replacement, within all should being encompassed in protection domain of the present utility model.Therefore, protection domain of the present utility model should be as the criterion with the protection domain of described claim.
Claims (9)
1. a ball grinder, comprise grinding ball device, it is characterized in that, described grinding ball device comprises grinding sleeve, eccentric bushing, cross cover, handle and chuck, described grinding sleeve is connected with eccentric bushing by lock-screw, and cross cover is connected with eccentric bushing, the handle at two ends respectively by pin rod; Described chuck can rotate around central shaft.
2. ball grinder according to claim 1, is characterized in that, described ball grinder is provided with a plurality of grinding ball devices.
3. ball grinder according to claim 2, is characterized in that, described ball grinder is provided with eight grinding ball devices.
4. ball grinder according to claim 3, is characterized in that, the central point in hole and the central point of eccentric bushing that described eccentric bushing connects grinding sleeve do not overlap.
5. ball grinder according to claim 3, is characterized in that, the axis of the connecting hole at institute's cross cover two ends is mutually vertical.
6. ball grinder according to claim 3, is characterized in that, the endoporus of described handle is provided with Compress Spring.
7. ball grinder according to claim 3, is characterized in that, the gap after the endoporus of described cross cover is connected with eccentric bushing, handle is 3-5mm.
8. according to the arbitrary described ball grinder of claim 1 to 7, it is characterized in that, described central shaft drives chuck to rotate by synchronizing wheel.
9. ball grinder according to claim 8, is characterized in that, the material of described pin rod is steel alloy.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320283447.5U CN203418413U (en) | 2013-05-22 | 2013-05-22 | Ball head grinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320283447.5U CN203418413U (en) | 2013-05-22 | 2013-05-22 | Ball head grinder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203418413U true CN203418413U (en) | 2014-02-05 |
Family
ID=50017517
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320283447.5U Expired - Fee Related CN203418413U (en) | 2013-05-22 | 2013-05-22 | Ball head grinder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203418413U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104175210A (en) * | 2013-05-22 | 2014-12-03 | 上海雅倩机械制造有限公司 | Ball-headed grinder |
| CN104308706A (en) * | 2014-08-29 | 2015-01-28 | 长城汽车股份有限公司 | Processing device for polishing ball pin |
| CN105479323A (en) * | 2015-11-20 | 2016-04-13 | 超达阀门集团股份有限公司 | Ball grinding machine with grinding force adjusting function |
| CN106141897A (en) * | 2016-08-20 | 2016-11-23 | 无锡鹰贝精密轴承有限公司 | Big joint ball profile tolerance roughness lapping device |
-
2013
- 2013-05-22 CN CN201320283447.5U patent/CN203418413U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104175210A (en) * | 2013-05-22 | 2014-12-03 | 上海雅倩机械制造有限公司 | Ball-headed grinder |
| CN104308706A (en) * | 2014-08-29 | 2015-01-28 | 长城汽车股份有限公司 | Processing device for polishing ball pin |
| CN105479323A (en) * | 2015-11-20 | 2016-04-13 | 超达阀门集团股份有限公司 | Ball grinding machine with grinding force adjusting function |
| CN105479323B (en) * | 2015-11-20 | 2017-08-25 | 超达阀门集团股份有限公司 | Sphere grinder with abrasive power regulatory function |
| CN106141897A (en) * | 2016-08-20 | 2016-11-23 | 无锡鹰贝精密轴承有限公司 | Big joint ball profile tolerance roughness lapping device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: SHANGHAI YAQING MACHINERY MANUFACTURING CO., LTD. Free format text: FORMER OWNER: SHANGHAI QIANGYA MACHINERY MANUFACTURING CO., LTD. Effective date: 20140612 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20140612 Address after: 201409, Shanghai, Fengxian District, the town of Xin Bong highway 2313 No. 6, room 522 Patentee after: SHANGHAI YAQIAN MACHINERY MANUFACTURING CO., LTD. Address before: 201409, Dai Town, Fengxian District, Shanghai Patentee before: Shanghai Qiangya Machinery Manufacturer |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140205 Termination date: 20150522 |
|
| EXPY | Termination of patent right or utility model |