CN102829919B - Lower spindle locking device for dynamic balancing tester - Google Patents
Lower spindle locking device for dynamic balancing tester Download PDFInfo
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- CN102829919B CN102829919B CN201210276415.2A CN201210276415A CN102829919B CN 102829919 B CN102829919 B CN 102829919B CN 201210276415 A CN201210276415 A CN 201210276415A CN 102829919 B CN102829919 B CN 102829919B
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- hole
- lock
- shaft
- lock dog
- pad
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Abstract
The invention relates to a lower spindle locking device for a dynamic balancing tester, which comprises a lower spindle, a pedestal, a locking shaft, a cylinder and a flange, wherein the locking shaft is installed in the spindle; the cylinder is vertically and downward installed on the bottom surface of the pedestal; the middle part of the flange is provided with a through hole; the locking shaft is installed in the through hole of the flange through a bearing; a cylinder piston rod is connected with a flange body; the top end of the spindle is connected with a guide sleeve; a slide sleeve is installed in the guide sleeve in a sliding mode; the top end of the locking shaft is connected with a disk-shaped base; the edge of the base is connected with the slide sleeve; a supporting plate is arranged in the slide sleeve; the disk-shaped base is provided with a through hole; one end of the supporting plate penetrates through the through hole of the disk-shaped base and is connected with the spindle; the supporting plate is provided with a locking piece; and the locking piece is connected with the lower spindle through lugs and grooves in a meshing mode. The lower spindle locking device for the dynamic balancing tester has a simple structure, and is convenient to install and easy to adjust; the locking piece is connected with the lower spindle in a meshing mode, and the locking piece and the lower spindle are in linear contact having a large contact area; and the influence of the abrasion of the locking piece on the locking effect is small.
Description
Technical field
The present invention relates to a kind of stationary installation, specifically, is a kind of locking device for dynamic balancer lower main axis.
Background technology
Doughnut is due to the reason of the aspect such as material and manufacture, more or less can there is mass distribution inequality, the problem that mass centre does not overlap with tire geometric center, when there is mass eccentricity in tire, the radial force of alternation can be produced when High Rotation Speed, cause Vehicular vibration, produce noise, affect smoothness, traffic hazard can be caused time serious, therefore transient equilibrium detection must be carried out to tire before using, for ensureing the precision detected, the main shaft of dynamic balancer needs accurately locking, the locking mode of current use is the gentle pawl locking of ball lock, ball lock is connected with lower main axis by the steel ball of air push shrinking device, complex structure, because steel ball and lower main axis are point cantact, steel ball easily weares and teares, locking effect is deteriorated, the locking of gas pawl uses gas pawl to step up lower main axis, locking effect is better, but gas pawl fixed installation testing machine is inner, inconvenience is installed, regulate difficulty.
Summary of the invention
The present invention is directed to existing locking mode, complex structure, easily because wearing and tearing reduce locking effect, inconvenience is installed, regulates the shortcomings such as difficulty, propose a kind of dynamic balancer lower main axis locking device.
Dynamic balancer lower main axis locking device of the present invention, comprise lower main axis, pedestal, lock shaft, cylinder, ring flange, pedestal is provided with through hole, main shaft logical in being provided with by bearing in the through hole of pedestal, lock shaft is arranged in main shaft, lock shaft coordinates with gap of main reinforcement, cylinder is arranged on base bottom surface straight down, through hole is provided with in the middle part of ring flange, lock shaft is arranged in the through hole of ring flange by bearing, bearing and lock shaft and through hole are all that interference fit is connected, cylinder piston rod is connected with ring flange disk body, main shaft top is connected with orienting sleeve, lower main axis is arranged in orienting sleeve, sliding sleeve is slidably fitted with in orienting sleeve, lock shaft top is connected with the base of plate-like, base edge is connected with sliding sleeve, back up pad is provided with in sliding sleeve, disc-shaped foot is provided with through hole, back up pad one end is connected with main shaft through the through hole of disc-shaped foot, back up pad is provided with lock dog, lock dog is connected with back up pad by bearing pin, lower main axis bottom outer wall is provided with annular recess, side, lock dog top is provided with projection, lock dog is connected with engagement by projection with lower main axis.
Preferably, described back up pad and the through hole corresponding with back up pad are provided with multiple around disc-shaped foot center, and each back up pad is provided with lock dog.
Preferably, be all provided with wedge bottom described sliding sleeve inwall He bottom lock dog, two wedge contacts connect.
Preferably, described lock dog top opposite side is also provided with projection, and projection is connected with sliding sleeve contact internal walls, and the sidewall of sliding sleeve top and lock dog correspondence position is provided with opening.
The invention has the beneficial effects as follows: dynamic balancer lower main axis locking device, lock dog is connected with back up pad by bearing pin, lock dog is swingable, and adjustment is opened or locking state, and structure is simple, easy for installation, be easy to regulate, lock dog and lower main axis are connected with a joggle, and lock dog and lower main axis are linear contact lay, contact area is large, and the wearing and tearing of lock dog are little for the impact of locking effect.
Accompanying drawing explanation
Accompanying drawing 1 is the cut-open view of this dynamic balancer lower main axis locking device locking state;
Accompanying drawing 2 is the cut-open view of this dynamic balancer lower main axis locking device open mode.
Embodiment
Dynamic balancer lower main axis locking device of the present invention, as shown in Fig. 1 to 2, comprise lower main axis 1, pedestal 2, lock shaft 3, cylinder 4, ring flange 5, pedestal 2 is provided with through hole, main shaft 6 logical in being provided with by bearing in the through hole of pedestal 2, lock shaft 3 is arranged in main shaft 6, lock shaft 3 and main shaft 6 clearance fit, cylinder 4 is arranged on pedestal 2 bottom surface straight down, through hole is provided with in the middle part of ring flange 5, lock shaft 3 is arranged in the through hole of ring flange 5 by bearing, bearing and lock shaft 3 and through hole are all that interference fit is connected, cylinder 4 piston rod is connected with ring flange 5 disk body, main shaft 6 top is connected with orienting sleeve 7, lower main axis 1 is arranged in orienting sleeve 7, in orienting sleeve, 7 are slidably fitted with sliding sleeve 8, lock shaft 3 top is connected with the base 9 of plate-like, base 9 edge is connected with sliding sleeve 8, back up pad 10 is provided with in sliding sleeve 8, disc-shaped foot 9 is provided with through hole, back up pad 10 one end is connected with main shaft 6 through the through hole of disc-shaped foot 9, back up pad 10 and the through hole corresponding with back up pad 10 are provided with multiple around disc-shaped foot 9 center, each back up pad 10 is provided with lock dog 11, lock dog 11 is connected with back up pad 10 by bearing pin, lower main axis 1 bottom outer wall is provided with annular recess, side, lock dog 11 top is provided with projection, lock dog 11 is connected with engagement by projection with lower main axis 1.
All be provided with voussoir bottom sliding sleeve 8 inwall He bottom lock dog 11, two voussoir contacts connect.Lock dog 11 top opposite side is also provided with projection, and projection is connected with sliding sleeve 8 contact internal walls, and the sidewall of sliding sleeve 8 top and lock dog 11 correspondence position is provided with opening.
Sliding sleeve 8 inwall is connected with the bump contact of lock dog 11 top outer, and the projection of lock dog 11 inside top is engaged in lower main axis 1 groove, and lower main axis 1, by lock dog 11 fore-set, is locked by sliding sleeve 8 inwall.
When needing to regulate lower main axis 1 to open locking device, cylinder 4 promotes ring flange 5, the traction lock shaft 3 be arranged in ring flange 5 moves down, lock shaft 3 drives sliding sleeve 9 slide downward in orienting sleeve 7 by base 9, wedge on sliding sleeve 9 sidewall moves downward, promote the wedge bottom lock dog 11, lock dog 11 is outwards swung centered by bearing pin, the projection of engagement is separated with groove, locking device is opened, and the projection of lock dog 11 top outer enters in the opening of sliding sleeve 8 sidewall due to the swing of lock dog 11.
When needing lower main axis 1 again to lock, cylinder 4 is regained, ring flange 5 rises, traction is arranged on the lock shaft 3 in ring flange 5 and moves, lock shaft 3 drives on sliding sleeve 5 and moves, the projection edge of lock dog 11 top outer is rounded edges, sliding sleeve 8 promotes the projection entering sliding sleeve 8 top side wall opening, lock dog 11 inwardly swings centered by bearing pin, and sliding sleeve 8 playbacks, the projection of lock dog 11 inside top and lower main axis 1 engagement, sliding sleeve 8 inwall is connected with the bump contact outside lock dog 11, by lock dog 11 fore-set, lock dog 11 is fixed, and lower main axis 1 is locked.
Claims (2)
1. a dynamic balancer lower main axis locking device, it is characterized in that, comprise lower main axis (1), pedestal (2), lock shaft (3), cylinder (4), ring flange (5), pedestal (2) is provided with through hole, main shaft (6) logical in being provided with by bearing in the through hole of pedestal (2), lock shaft (3) is arranged in main shaft (6), lock shaft (3) and main shaft (6) clearance fit, cylinder (4) is arranged on pedestal (2) bottom surface straight down, ring flange (5) middle part is provided with through hole, lock shaft (3) is arranged on by bearing in the through hole of ring flange (5), bearing and lock shaft (3) and through hole are all that interference fit is connected, cylinder (4) piston rod is connected with ring flange (5) disk body, main shaft (6) top is connected with orienting sleeve (7), lower main axis (1) is arranged in orienting sleeve (7), in orienting sleeve, (7) are slidably fitted with sliding sleeve (8), lock shaft (3) top is connected with the base (9) of plate-like, base (9) edge is connected with sliding sleeve (8), back up pad (10) is provided with in sliding sleeve (8), disc-shaped foot (9) is provided with through hole, back up pad (10) one end is connected with main shaft (6) through the through hole of disc-shaped foot (9), back up pad (10) is provided with lock dog (11), lock dog (11) is connected with back up pad (10) by bearing pin, lower main axis (1) bottom outer wall is provided with annular recess, lock dog (11) side, top is provided with projection, lock dog (11) is connected with engagement by projection with lower main axis (1), bottom described sliding sleeve (8) inwall and lock dog (11) bottom is all provided with wedge, two wedge contacts connect, described lock dog (11) top opposite side is also provided with projection, projection is connected with sliding sleeve (8) contact internal walls, the sidewall of sliding sleeve (8) top and lock dog (11) correspondence position is provided with opening.
2. dynamic balancer lower main axis locking device according to claim 1, it is characterized in that, described back up pad (10) and the through hole corresponding with back up pad (10) are provided with multiple around disc-shaped foot (9) center, each back up pad (10) are provided with lock dog (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210276415.2A CN102829919B (en) | 2012-07-24 | 2012-07-24 | Lower spindle locking device for dynamic balancing tester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210276415.2A CN102829919B (en) | 2012-07-24 | 2012-07-24 | Lower spindle locking device for dynamic balancing tester |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102829919A CN102829919A (en) | 2012-12-19 |
| CN102829919B true CN102829919B (en) | 2014-12-24 |
Family
ID=47333133
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210276415.2A Active CN102829919B (en) | 2012-07-24 | 2012-07-24 | Lower spindle locking device for dynamic balancing tester |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102829919B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103115723A (en) * | 2013-01-29 | 2013-05-22 | 安阳斯普机械有限公司 | Tire dynamic balancing mechanical spindle |
| CN109671970B (en) * | 2018-11-20 | 2021-01-19 | 孙玉芝 | Intelligent tracing device for storage battery |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5383361A (en) * | 1992-01-31 | 1995-01-24 | Kokusai Keisokuki Kabushiki Kaisha | Wheel balance measuring apparatus |
| IT1287823B1 (en) * | 1996-09-06 | 1998-08-19 | Femas Srl | AUTOMATIC DEVICE FOR LOCKING THE WHEELS OF VEHICLES IN GENERAL ON THE SHAFTS OF BALANCING MACHINES |
| EP0924502A3 (en) * | 1997-12-16 | 1999-07-07 | Kokusai Keisokuki Kabushiki Kaisha | Apparatus for measuring uniformity and/or dynamic-balance of tire |
| IT1319426B1 (en) * | 2000-09-01 | 2003-10-10 | Corghi Spa | EQUIPMENT FOR LOCKING THE WHEELS OF MOTORCYCLES ON BALANCING MACHINES |
| CN2935109Y (en) * | 2006-07-17 | 2007-08-15 | 天津市橡塑机械研究所有限公司 | Full-automatic truck tyre static and dynamic balance/beating testing machine |
| CN201697755U (en) * | 2010-07-20 | 2011-01-05 | 张云奎 | Automatic wheel locking device for dynamic wheel balancer |
| CN202693205U (en) * | 2012-07-24 | 2013-01-23 | 青岛双星橡塑机械有限公司 | Dynamic balancing tester lower main shaft locking device |
-
2012
- 2012-07-24 CN CN201210276415.2A patent/CN102829919B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN102829919A (en) | 2012-12-19 |
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| C06 | Publication | ||
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| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
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| CP03 | Change of name, title or address |
Address after: 266400 88 Gang Xing Road, POI Town, Huangdao District, Qingdao, Shandong Patentee after: Qingdao Shuangxing Equipment Manufacturing Co.,Ltd. Address before: No.768, Taishan East Road, Jiaonan City, Qingdao City, Shandong Province 266000 Patentee before: QINGDAO DOUBLESTAR RUBBER & PLASTIC MACHINERY Co.,Ltd. |
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| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 266400 88 Gang Xing Road, POI Town, Huangdao District, Qingdao, Shandong Patentee after: Qingdao Hailang Intelligent Equipment Co.,Ltd. Address before: 266400 88 Gang Xing Road, POI Town, Huangdao District, Qingdao, Shandong Patentee before: Qingdao Shuangxing Equipment Manufacturing Co.,Ltd. |