CN201120576Y - Surface grinding machine for bulb stopper of ball valve - Google Patents
Surface grinding machine for bulb stopper of ball valve Download PDFInfo
- Publication number
- CN201120576Y CN201120576Y CNU2007201812083U CN200720181208U CN201120576Y CN 201120576 Y CN201120576 Y CN 201120576Y CN U2007201812083 U CNU2007201812083 U CN U2007201812083U CN 200720181208 U CN200720181208 U CN 200720181208U CN 201120576 Y CN201120576 Y CN 201120576Y
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- Prior art keywords
- bulb stopper
- ball valve
- grinding machine
- grinding stone
- valve according
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- Grinding And Polishing Of Tertiary Curved Surfaces And Surfaces With Complex Shapes (AREA)
Abstract
The utility model is a ball closure surface grinding machine of a ball valve, which comprises a ball closure positioning device arranged on a horizontal shaft of the grinding machine, and the ball closure positioning device is used for positioning a ball closure and controlling the rotation of the ball closure; an abrasive stone group is disposed on a vertical shaft of the grinding machine, the abrasive stone group has a plurality of abrasive stones arrayed annularly, and each abrasive stone has a spherical abrasive surface; all the abrasive surfaces form a spherical grinding space jointly; and the abrasive stone group can rotate under the control of a power source and grind the spherical surface of the ball closure by the abrasive surfaces of the abrasive stones.
Description
Technical field
The utility model relates to the bulb stopper in a kind of ball valve, particularly a kind of facility that grind the spherical shape surface of bulb stopper.
Background technology
The bulb stopper of ball valve (bulb stopper all and) is the chondritic that the place, axle center provides runner, and bulb stopper side face appropriate location forms a clamping groove for valve rod blocking start in addition.Above-mentioned bulb stopper structure is to finish through pre-shaping step such as turning processing and surface grinding behind the casting one bulb stopper thick embryo again.
Known bulb stopper spherical surface polishing processing with belt sander is, is that bulb stopper is positioned a rotating shaft haply, and rotating shaft drives the bulb stopper rotation, with the abrasive band of high speed rotary the spherical surface of bulb stopper is ground again.The abrasive band provides a plane brushing face, with it bulb stopper spherical shape surface is ground, and can't accurately control the out of roundness of bulb stopper.And in the brushing process, relatively moving of abrasive band and bulb stopper will form mixed and disorderly polish-brush vestige on the bulb stopper surface.Anyway, existing surface grinding technology can reduce the Surface Machining quality of bulb stopper, even the problem that makes bulb stopper rotate in ball valve and have some setbacks.
Above-mentioned existing method relates to control manually, thus need to rely on the professional and technical personnel just to can be, and dust problem is serious in the process, and very huge to environment and health influence.And the proper circle precision of the spherical surface of bulb stopper is difficult to stable control, and full accuracy is about 20 μ m, and quality of finished can't be upgraded.
Summary of the invention
At the deficiencies in the prior art, the purpose of this utility model is: a kind of bulb stopper surface grinding machine of ball valve is provided, solves tradition and grind bulb stopper with belt sander, cause bulb stopper forfeiture out of roundness and surface to form the problem of mixed and disorderly polish-brush trace.
For achieving the above object, the technical solution adopted in the utility model is:
A kind of bulb stopper surface grinding machine of ball valve comprises that one is located at the bulb stopper positioner of described grinder trunnion axis, and described bulb stopper positioner is for bulb stopper location and control its rotation; One is located at a grinding stone group of described grinder vertical axis, and described grinding stone group has some interior spheroid R angle grinding stones of arranging in the form of a ring, and each grinding stone has the abradant surface of an arc concavity; The common grinding space that constitutes an arc concavity of each described abradant surface; Described grinding stone group is rotated by power source control, carries out the circumference intersection with described spin finishing in the face of the spherical surface of described rotation bulb stopper and grinds.
Compared with prior art, adopt the advantage that the utlity model has of technique scheme to be:
1. the utility model is with above-mentioned z axle and relative grinding stone group and the bulb stopper positioner of x axle, cooperate bulb stopper and the grinding stone group intersection abrasive action that rotates out of the ordinary and grind the outer surface of spheroid of bulb stopper, with x axle and two crossing ball lapping technology that tumbler was combined into of z axle, realize the grinding notion that two circumference intersect, can accurately control the out of roundness of described bulb stopper, and the bulb stopper surface is evenly ground, surface-brightening and careful promotes the Surface Machining quality of bulb stopper comprehensively.
2. the utility model bulb stopper positioner is for sheathed its outside of a bulb stopper with a bulb stopper locating shaft, described bulb stopper locating shaft is combined in the outer shaft with the internal axle sleeve of different taperings, and then control the angle that expands outwardly of described outer shaft, can be fixed on described bulb stopper locating shaft in the hope of the bulb stopper that makes different size.
3. the grinding stone of the different abradant surface sizes of the replaceable tool of the utility model grinding stone group is with the surface grinding of the bulb stopper of adaptive various different sizes.
4. the utility model grinder equipment is full-automatic grinding technique, do not relate to operation manually, so do not need the professional can grind out the above bulb stopper of out of roundness 5 μ m, precision control is stable, and impose cutting and grinding water in the process, solve the problem of dust environment and health influence.
Description of drawings
Fig. 1 is the flat schematic diagram of the utility model grinder;
Fig. 2 is the three-dimensional exploded view of the bulb stopper locating shaft of the utility model grinder;
Fig. 3 is the combination appearance figure of the bulb stopper locating shaft of the utility model grinder;
Fig. 4 is the three-dimensional exploded view of the grinding stone group of the utility model grinder;
Fig. 5 is the combination appearance figure of the grinding stone group of the utility model grinder;
Fig. 6 grinds the schematic diagram of bulb stopper for the utility model grinder.
The specific embodiment
For ease of explanation the utility model represented central idea in foregoing invention content one hurdle, express with specific embodiment now.Various different objects are to exemplify the ratio of explanation in fitting among the embodiment, but not are drawn in the ratio of actual components, close chat earlier bright.
As Fig. 1, the bulb stopper grinder of the utility model ball valve comprises that a lapping device 10 and that is located at described grinder vertical axis (z axle) is located at the bulb stopper positioner 30 of trunnion axis (x axle).Its rotation is located and controlled to described bulb stopper positioner 30 for a bulb stopper 31 (as Fig. 3).Described lapping device 10 is with 20 pairs of described bulb stopper 31 surface grindings processing of grinding stone group of rotation at a high speed.Described bulb stopper positioner 30 is arranged on the fine-tuning platform 40, so as about the accent pan position, make the center of bulb stopper 31 form concentric shafts with described grinding stone group 20.
As Fig. 1, Fig. 2, Fig. 3, above-mentioned bulb stopper positioner 30 comprises a power source 32 and a bulb stopper locating shaft 33, and described power source 32 can be controlled described bulb stopper locating shaft 33 and rotate.Described bulb stopper locating shaft 33 comprises an outer shaft 34 and an internal axle sleeve 35.Described outer shaft 34 comprises a fixed part 341 and a claw portion 342, and both are the integral structures in identical axle center.Described fixed part 341 is taper axles, in the power transmission shaft 321 that is set in described power source 32; Described claw portion 342 is hollow tube-shapes, and perisporium is established with some profile grooves 343 and formed some claws 344 that have with respect to the expansion-contraction ability of axis direction, and described claw portion 342 has a gateway 345 in contrast to an end of described fixed part 341.Described internal axle sleeve 35 comprises that the axis body 352 and of a fixed part 351, a taper puts forth effort portion 353, and the three is the integral structure in identical axle center.Described internal axle sleeve 35 is to be penetrated in the described outer shaft 34 by described gateway 345.Described fixed part 351 is in order to being fixed on the inside of described outer shaft 34, and both are that the mode with screw rod, screwed hole realizes.Described axis body 352 is with respect among the described claw portion 342, utilizes its tapering and makes described claw 344 to extending out out predetermined angular.The described portion 353 of putting forth effort is convenient to make above-mentioned screw rod be incorporated in the screwed hole and fastening location with instrument or described internal axle sleeve 35 rotations of free-hand control.
As Fig. 6, bulb stopper 31 is the outsides that are enclosed within described outer shaft 34 with its axle center runner 311, insert described internal axle sleeve 35 again in described outer shaft 34, strut described claw portion 342, make the inwall of claw portion 342 close-fittings at axle center runner 311, described bulb stopper 31 promptly is fixed on the described bulb stopper locating shaft 33, and must be subjected to the control of its power source 32 and rotate.
As Fig. 1, Fig. 4, Fig. 5, above-mentioned lapping device 10 comprises a power source 11 and a grinding stone group 20, and described power source 11 can be controlled described grinding stone group 20 and rotate.Described grinding stone group 20 comprises that one carries the grinding stone holder 21 of grinding stone, and its inside provides the caulking groove 211 of some annular arrangements and has been located at isolating part 212 between the two adjacent caulking grooves 211.Some interior spheroid R angle grinding stone 22, each grinding stone 22 has the location division 221 of a non-cylindrical, and the abradant surface 222 that is formed in an arc concave of described grinding stone 22 ends.Described location division 221 is located at described caulking groove 211 and between each isolating part 212, the abradant surface 222 of each grinding stone 22 has constituted the grinding space of an arc concavity jointly.The fixed block 24 of the concentric tapering of one tool is fastened on the center of described grinding stone holder 21, and fastening each grinding stone 22.Described fixed block 24 also is connected in the power transmission shaft (figure do not show) of described lapping device 10 power sources 11, and above-mentioned fixed block 24 is can any existing mode to be fixed in the described grinding stone holder 21 or with the power transmission shaft of described power source to be connected.
As Fig. 6, put therein for the ball face of the bulb stopper 31 that is positioned described bulb stopper locating shaft 33 in the grinding space of above-mentioned arc concavity, the spherical shape surface of the described bulb stopper 31 of abradant surface 222 contacts of each grinding stone 22, described bulb stopper locating shaft 33 drives described bulb stopper 31 rotations, the grinding stone group 20 that cooperates rotation, the intersection turning effort of two circumference, the surface of grinding described bulb stopper 31.
With above-mentioned z axle and x axle position to lapping device 10 and bulb stopper positioner 30, the cross action that cooperates bulb stopper 31 and 20 liang of circumference of grinding stone group, and the abradant surface 222 of each grinding stone 22 arc concave, evenly grind and can reach bulb stopper 31 surfaces, surface pattern is careful evenly, more can control the out of roundness of described bulb stopper 31, generally speaking, promote the spheroid processing precise degree of bulb stopper 31 and stable quality.
The utility model bulb stopper positioner 30 makes internal axle sleeve 35 can control the expansion angle of the claw portion 342 of described outer shaft 34 with the axis body 352 of different taperings, and the bulb stopper for different size can be fixed on described bulb stopper locating shaft 33 according to this.In addition, the utility model grinding stone group 20 also can be changed the grinding stone 22 of abradant surface 222 of the different arc concave surface of tool size with the surface grinding of the bulb stopper of adaptive various different sizes.
More than explanation is just illustrative for the utility model, and it is nonrestrictive, those of ordinary skills understand, under the situation of the spirit and scope that do not break away from claim and limited, can make many modifications, variation or equivalence, but but all will fall within the claim restricted portion of the present utility model.
Claims (10)
1. the bulb stopper surface grinding machine of a ball valve, it is characterized in that: described grinder comprises:
One is located at the bulb stopper positioner (30) of described grinder trunnion axis; Its rotation is located and controlled to described bulb stopper positioner (30) for a bulb stopper (31);
One is located at the grinding stone group (20) of described grinder vertical axis, and described grinding stone group (20) has some grinding stones (22) of annular arrangement, and each grinding stone (22) has the abradant surface (222) of an arc concave; Each described abradant surface (222) constitutes a hemispherical grinding space jointly; Described grinding stone group (20) is rotated by a power source (11) control, with described abradant surface (222) spherical surface of described bulb stopper (31) is ground.
2. the bulb stopper surface grinding machine of ball valve according to claim 1, it is characterized in that: above-mentioned bulb stopper positioner (30) comprises a power source (32) and a bulb stopper locating shaft (33), and the described bulb stopper locating shaft of described power source (32) control rotates (33); Described bulb stopper (31) is enclosed within the outside of described bulb stopper locating shaft (33) with its axle center runner (311).
3. the bulb stopper surface grinding machine of ball valve according to claim 2, it is characterized in that: above-mentioned bulb stopper locating shaft (33) comprises an outer shaft (34) and an internal axle sleeve (35); Described outer shaft (34) is fixed on the power transmission shaft (321) of described power source (32), and it has one can be with respect to its axis direction and the claw portion (342) of hypertonic activity; Above-mentioned bulb stopper (31) is enclosed within outside the described claw portion (342) with its axle center runner (311), described internal axle sleeve (35) is set on described claw portion (342) with the axis body (352) of a taper, described claw portion (342) outwards struts, and is fastened on the described axle center runner (311).
4. the bulb stopper surface grinding machine of ball valve according to claim 3 is characterized in that: above-mentioned outer shaft (34) comprises that more one is connected in the fixed part (341) of described claw portion (342) one ends, in order to be connected in described power source (32).
5. the bulb stopper surface grinding machine of ball valve according to claim 4, it is characterized in that: described claw portion (342) is a hollow tube-shape, perisporium is established with some profile grooves (343) and is formed some claws (344) that have with respect to the expansion-contraction ability of axis direction, and described claw portion (342) has a gateway (345) in contrast to an end of described fixed part (341).
6. the bulb stopper surface grinding machine of ball valve according to claim 3, it is characterized in that: described internal axle sleeve (35) comprises that more one is connected in the fixed part (351) of described axis body (352) one ends, and described fixed part (351) is in order to be fixed on the inside of described outer shaft (34).
7. the bulb stopper surface grinding machine of ball valve according to claim 6, it is characterized in that: described internal axle sleeve (35) and described outer shaft (34) are to be connected with screw rod, screwed hole.
8. the bulb stopper surface grinding machine of ball valve according to claim 7, it is characterized in that: described internal axle sleeve (35) comprises that more one is connected in the portion of putting forth effort (353) of described axis body (352) other end.
9. the bulb stopper surface grinding machine of ball valve according to claim 1, it is characterized in that: described bulb stopper positioner (30) is arranged on the fine-tuning platform (40), so that about the accent pan position, make the centre of sphere of bulb stopper (31) aim at the axle center of described grinding stone group (20).
10. the bulb stopper surface grinding machine of ball valve according to claim 1, it is characterized in that: described grinding stone group (20) comprises a grinding stone holder (21), and its inside provides the caulking groove (211) of some annular arrangements and has been located at isolating part (212) between the two adjacent caulking grooves (211); Above-mentioned some grinding stones (22) are located in the above-mentioned caulking groove (211) one by one, and a fixed block (24) is fixed on the center of described grinding stone holder (21), and fastening each grinding stone (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201812083U CN201120576Y (en) | 2007-10-18 | 2007-10-18 | Surface grinding machine for bulb stopper of ball valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201812083U CN201120576Y (en) | 2007-10-18 | 2007-10-18 | Surface grinding machine for bulb stopper of ball valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201120576Y true CN201120576Y (en) | 2008-09-24 |
Family
ID=40007796
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007201812083U Expired - Lifetime CN201120576Y (en) | 2007-10-18 | 2007-10-18 | Surface grinding machine for bulb stopper of ball valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201120576Y (en) |
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102658515A (en) * | 2012-04-26 | 2012-09-12 | 宁波斯达弗液压传动有限公司 | Fixture special for machining spherical surfaces by using grinding machine and using method of fixture |
| CN102962761A (en) * | 2012-12-10 | 2013-03-13 | 大连创达技术交易市场有限公司 | Clamp for lapping hollow steel ball |
| CN103521999A (en) * | 2013-09-26 | 2014-01-22 | 北京航天试验技术研究所 | Ball rolling and extruding device and ball rolling and extruding method |
| CN103659519A (en) * | 2013-12-13 | 2014-03-26 | 陕西宝成航空仪表有限责任公司 | Grinding method for machining high-precision outer spherical surface through ordinary cylindrical grinding machine |
| CN106737107A (en) * | 2017-03-07 | 2017-05-31 | 石嘴山市金辉科贸有限公司 | A kind of automobile pull rod bulb burnishing device |
| CN108000327A (en) * | 2017-11-20 | 2018-05-08 | 温州大学 | A kind of valve body core radius variable grinding attachment |
| CN108561578A (en) * | 2017-11-25 | 2018-09-21 | 杨陈彬 | A kind of sphere and its processing method |
| CN110465887A (en) * | 2019-08-23 | 2019-11-19 | 蚌埠天鉴玉器有限公司 | A kind of equipment of jadeware periphery polishing |
| CN111300160A (en) * | 2020-02-24 | 2020-06-19 | 大连理工大学 | Ultraprecise processing method and device for quartz harmonic oscillator |
| IT201900011595A1 (en) | 2019-07-12 | 2021-01-12 | Glm Srl | Apparatus for the processing of wheel holders for industrial use and related use procedure |
| CN112809468A (en) * | 2019-11-18 | 2021-05-18 | 中船广西船舶及海洋工程有限公司 | Milling machine processing air valve conical surface frock |
| CN113414717A (en) * | 2021-08-05 | 2021-09-21 | 燕山大学 | Composite cup-shaped polishing wheel and polishing method thereof |
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2007
- 2007-10-18 CN CNU2007201812083U patent/CN201120576Y/en not_active Expired - Lifetime
Cited By (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102658515A (en) * | 2012-04-26 | 2012-09-12 | 宁波斯达弗液压传动有限公司 | Fixture special for machining spherical surfaces by using grinding machine and using method of fixture |
| CN102962761A (en) * | 2012-12-10 | 2013-03-13 | 大连创达技术交易市场有限公司 | Clamp for lapping hollow steel ball |
| CN103521999A (en) * | 2013-09-26 | 2014-01-22 | 北京航天试验技术研究所 | Ball rolling and extruding device and ball rolling and extruding method |
| CN103521999B (en) * | 2013-09-26 | 2016-02-10 | 北京航天试验技术研究所 | Ball rolling device and ball rolling method |
| CN103659519A (en) * | 2013-12-13 | 2014-03-26 | 陕西宝成航空仪表有限责任公司 | Grinding method for machining high-precision outer spherical surface through ordinary cylindrical grinding machine |
| CN103659519B (en) * | 2013-12-13 | 2016-03-16 | 陕西宝成航空仪表有限责任公司 | Utilize the grinding processing method of plain external grinding machine machining high-precision spherical outside surface |
| CN106737107B (en) * | 2017-03-07 | 2018-12-11 | 绍兴市华锐汽车零部件有限公司 | A kind of automobile pull rod bulb burnishing device |
| CN106737107A (en) * | 2017-03-07 | 2017-05-31 | 石嘴山市金辉科贸有限公司 | A kind of automobile pull rod bulb burnishing device |
| CN108000327A (en) * | 2017-11-20 | 2018-05-08 | 温州大学 | A kind of valve body core radius variable grinding attachment |
| CN108561578A (en) * | 2017-11-25 | 2018-09-21 | 杨陈彬 | A kind of sphere and its processing method |
| IT201900011595A1 (en) | 2019-07-12 | 2021-01-12 | Glm Srl | Apparatus for the processing of wheel holders for industrial use and related use procedure |
| CN110465887A (en) * | 2019-08-23 | 2019-11-19 | 蚌埠天鉴玉器有限公司 | A kind of equipment of jadeware periphery polishing |
| CN112809468A (en) * | 2019-11-18 | 2021-05-18 | 中船广西船舶及海洋工程有限公司 | Milling machine processing air valve conical surface frock |
| CN111300160A (en) * | 2020-02-24 | 2020-06-19 | 大连理工大学 | Ultraprecise processing method and device for quartz harmonic oscillator |
| CN111300160B (en) * | 2020-02-24 | 2021-07-06 | 大连理工大学 | Ultraprecise processing method and device for quartz harmonic oscillator |
| CN113414717A (en) * | 2021-08-05 | 2021-09-21 | 燕山大学 | Composite cup-shaped polishing wheel and polishing method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20080924 |
|
| CX01 | Expiry of patent term |