CN202910608U - Constant velocity universal joint bell-shaped shell ball groove quick locating mechanism - Google Patents
Constant velocity universal joint bell-shaped shell ball groove quick locating mechanism Download PDFInfo
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- CN202910608U CN202910608U CN 201220684770 CN201220684770U CN202910608U CN 202910608 U CN202910608 U CN 202910608U CN 201220684770 CN201220684770 CN 201220684770 CN 201220684770 U CN201220684770 U CN 201220684770U CN 202910608 U CN202910608 U CN 202910608U
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- ball groove
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Abstract
The utility model provides a constant velocity universal joint bell-shaped shell ball groove quick locating mechanism which comprises a clamping locating device and a locking device arranged on the clamping locating device, wherein the clamping locating device comprises a reference locating block and two pushing blocks arranged on the reference locating block; when a workpiece is installed, the top part of the workpiece clings to the bottom of the reference locating block, and the two pushing blocks extend into the workpiece to push against the inner wall of the workpiece so as to locate the workpiece; at least one of the two pushing blocks can slide on the reference locating block; the locking device comprises a handle seat arranged on the reference locating block and an ejector block which is arranged on the handle seat and is used for pushing against the two pushing blocks to enable the two pushing blocks to separate; and the handle seat is provided with a locking handle which pushes the ejector block toward the two pushing blocks and a locating part which is used for fixing the ejector block relative to the clamping locating device. The constant velocity universal joint bell-shaped shell ball groove quick locating mechanism is safe, light and convenient, is high in efficiency, has long service life and is universal to various types.
Description
Technical field
The utility model relates to constant velocity universal joint drive spindle processing the orientation tool field is installed, and is specifically related to a kind of constant velocity cardan joint bell-shaped housing ball groove quick positioning mechanism.
Background technology
CV joint for car bell-shaped housing ball groove crudy directly has influence on serviceability and the life-span that constant velocity cardan joint is finished product, CV joint for car bell-shaped housing ball groove detent mechanism, mainly be by the constant velocity cardan joint clutch can being carried out benchmark locking and clamping, reaching the purpose that guarantees the workpiece accurate to dimension.Existing CV joint for car bell-shaped housing ball groove detent mechanism mainly is comprised of workpiece locking positioning mechanism standard apparatus, clamping workpiece process equipment positioning datum device and operating grip device three parts, finish locator to the first benchmark locking of workpiece with to the again benchmark clamping of workpiece in process equipment, thereby realize the full safety location before the workpiece processing.There are following several point defects in above-mentioned existing CV joint for car bell-shaped housing ball groove detent mechanism: 1. locate jacking block and reach the purpose of locking workpiece by spring force, have unstability, easily produce positioning gap, affect the workpiece accurate to dimension; 2. the applicable workpiece model of locator is single, has limitation; 3. detent mechanism integral body is comparatively heavy, not easy to operate, reduces operating efficiency; 4. it is easy to wear to locate jacking block, and spring easily produces fatigue, affects the clamping workpiece precision, and locator is low service life.A series of factor shows that existing CV joint for car bell-shaped housing ball groove detent mechanism can only satisfy conventional location user demand, do not possess safe and efficient, light weight is convenient, long-lived, many types of general characteristic.
Summary of the invention
Technical problem to be solved in the utility model is to provide a kind of constant velocity cardan joint bell-shaped housing ball groove quick positioning mechanism, safe and efficient, light weight is convenient, long-lived, many types of general.
For solving above-mentioned existing technical problem, the utility model adopts following scheme: a kind of constant velocity cardan joint bell-shaped housing ball groove quick positioning mechanism, comprise clamping and positioning device and the locking device that is located on the clamping and positioning device, described clamping and positioning device comprises the origin reference location piece, be located at two withstanding tight blocks on the origin reference location piece, when installing, workpiece is attached to origin reference location piece bottom by the workpiece top, two withstanding tight blocks stretch into to withstand in the workpiece on the workpiece inwall locates workpiece, having one in two withstanding tight blocks at least can slide at the origin reference location piece, described locking device comprise the handle set that is located on the origin reference location piece and be located at be used on the handle set with two withstanding tight blocks tops from jacking block, described handle set is provided with the jacking block top to the tight lock handle of two withstanding tight blocks and make the fixing keeper of the relative clamping and positioning device of jacking block.
As preferably, described jacking block is cone-shaped ejecting block.
As preferably, described jacking block be down circular cone or up big and down small round platform.
As preferably, be provided with the cavity of bottom end opening in the described handle set, jacking block is located in the cavity, and described tight lock handle pierces in the cavity from the roof of handle set or sidewall by threaded engagement and is connected to realize promoting jacking block with jacking block and pastes cavity inner wall slide and jacking block is slided to or slip away two withstanding tight blocks in cavity.
As preferably, be provided with the spring I in the described cavity, described spring I withstands between cavity top inner wall and the jacking block.
As preferably, described keeper is handle set and tight lock handle itself, described handle set with tightly lock handle and pass through threaded engagement.
As preferably, described set lever bottom is provided with cylinder, and described jacking block is provided with the hole of matching with cylinder, and described set lever is provided with cylinder by the bottom and stretches in the hole and be connected with jacking block.Be not prone to catching phenomenon.
As preferably, slide, promote withstanding tight block and make mutually close flexible slide block of two withstanding tight blocks but described origin reference location piece is provided with the relative datum locating piece.
As preferably, described origin reference location piece is provided with the slotted hole that runs through origin reference location piece upper and lower surface, the bottom of described withstanding tight block 11 in origin reference location piece bottom along slotted hole slide, the top passes slotted hole and is connected with flexible slide block.
As preferably, described flexible slide block comprises flexible slide block I and flexible slide block II, and flexible slide block I and flexible slide block II respectively promote a withstanding tight block and slide and make it near another withstanding tight block.
As preferably, described origin reference location piece is provided with the spring of flexible slide block being pushed to withstanding tight block.
As preferably, described spring comprises spring I and spring II, and the spring I promotes flexible slide block I and slides, and the spring II promotes flexible slide block II and slides.
As preferably, described origin reference location piece is provided with the bolt I, and spring one end is set on the bolt I, the other end withstands on the flexible slide block.
As preferably, described flexible slide block is connected by the bolt II with withstanding tight block, and flexible slide block is provided with the screwed hole that a row cooperates with the bolt II.
As preferably, flexible slide block is ramped shaped towards an end of jacking block.
Beneficial effect:
A kind of constant velocity cardan joint bell-shaped housing ball groove quick positioning mechanism that the utility model adopts technique scheme to provide has the following advantages:
1, set lever adopts the screw connection structure design in the locking device, and locking effect is good, and is stable, reliable, precision is high.
2, set lever end cylinder cooperates guiding with hole on the cone-shaped ejecting block, guarantees that the conical sliding block stroke is steady in locking workpiece process, avoids being offset, catching phenomenon.
3, adopt the origin reference location piece, workpiece locked benchmark design with the lightweight structure of clamping positioning datum in one, simple for structure, quality is light, has solved simultaneously the impact of error in many respective outer side edges situation, the positioning datum precision is higher.
4, flexible slide block end face ramp type design forms motion association with cone-shaped ejecting block, and flexible slide block has larger displacement in the less situation of cone-shaped ejecting block stroke, reduces to lock and dismantle the workload in the workpiece process, increases work efficiency.
5, flexible slide block multi-hole position design designs with withstanding tight block is portable, is convenient to regulate the opening diameter of two withstanding tight blocks, makes detent mechanism be applicable to more size workpieces, has solved the in the past limitation of fixed detent mechanism.
6, this detent mechanism multistation adopts the spring reset design, has improved efficient and the stability of mechanism's stroke.
7, whole detent mechanism adopts the related design of multistation composite sport, and precision is high, consumptive material is few, light weight is convenient, easy operating, safe and reliable, durable.
Description of drawings
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the cutaway view of handle set in the utility model;
Fig. 3 is the upward view of origin reference location piece in the utility model;
Fig. 4 is the cutaway view of flexible slide block in the utility model;
Fig. 5 is left view of the present utility model.
The specific embodiment
Embodiment one:
Shown in Fig. 1 to 5, a kind of constant velocity cardan joint bell-shaped housing ball groove quick positioning mechanism, comprise clamping and positioning device and the locking device that is located on the clamping and positioning device, described clamping and positioning device comprises origin reference location piece 8, two withstanding tight blocks 11 that are located on the origin reference location piece 8 and can slide at origin reference location piece 8, when installing, workpiece is attached to origin reference location piece 8 bottoms by the workpiece top, two withstanding tight blocks 11 stretch into to withstand in the workpiece on the workpiece inwall locates workpiece, described locking device comprise the handle set 3 that is located on the origin reference location piece 8 and be located at be used on the handle set 3 with two withstanding tight blocks 11 mutually the top from jacking block 5, described handle set 3 is provided with jacking block 5 tops to the tight lock handle 2 of two withstanding tight blocks 11 and the keeper that jacking block 5 relative clamping and positioning devices are fixed.Described jacking block 5 is cone-shaped ejecting block.Described jacking block 5 be down circular cone or up big and down small round platform.Be provided with the cavity 31 of bottom end opening in the described handle set 3, jacking block 5 is located in the cavity 31, and described tight lock handle 2 pierces in the cavity 31 from the roof of handle set 3 or sidewall and is connected to realize promoting jacking block 5 with jacking block 5 and slides at cavity 31 interior subsides cavity 31 inwalls and jacking block 5 is slided to or slip away two withstanding tight blocks 11.Be provided with spring I 4 in the described cavity 31, described spring I 4 withstands between cavity 31 top inner wall and the jacking block 5.Described keeper is handle set 3 and tight lock handle 2 the two itself, and described handle set 3 is realized being positioned at together and then realizing jacking block 5 relative clamping and positioning devices are fixed by threaded engagement with tight lock handle 2.Described set lever 2 bottoms are provided with cylinder, and described jacking block 5 is provided with the hole of matching with cylinder, and the cylinder of described set lever 2 by the bottom stretches in the hole and be connected with jacking block 5.But described origin reference location piece 8 is provided with relative datum locating piece 8 and slides, promotes withstanding tight block 11 and make two withstanding tight blocks, 11 mutual close flexible slide blocks.Flexible slide block is ramped shaped towards an end of jacking block 5.Described origin reference location piece 8 is provided with the spring of flexible slide block being pushed to withstanding tight block 11.Described flexible slide block comprises flexible slide block I 9 and flexible slide block II 13, described spring comprises spring I 6 and spring II 12, spring I 6 promotes flexible slide block I 9 and slides, spring II 12 promotes flexible slide block II 13 and slides, and flexible slide block I 9 and flexible slide block II 13 respectively promote a withstanding tight block 11 and slide and make this withstanding tight block 11 near another withstanding tight blocks 11.The bottom that described origin reference location piece 8 is provided with 81, two withstanding tight blocks 11 of slotted hole that run through origin reference location piece 8 upper and lower surfaces in origin reference location piece 8 bottoms along slotted hole 81 slide, the top passes slotted hole 81 and is connected with flexible slide block.Described origin reference location piece 8 is provided with two bolt I 7, spring I 6 by an end be set on the bolt I 7, the other end withstands on the flexible slide block I 9, spring II 12 by an end be set on another bolt I 7, the other end withstands on the flexible slide block II 13, described flexible slide block I 9 is connected by bolt II 10 with a withstanding tight block 11, and flexible slide block I 9 is provided with the screwed hole 14 that a row cooperates with bolt II 10.Flexible slide block II 13 and another withstanding tight block 11 also are provided with one and arrange the screwed hole 14 that cooperates with bolt II 10 also by being connected by bolt II 10 on the slide block II 13 of stretching.Described clamping and positioning device is provided with handle 1.
Embodiment two:
Be with the difference of embodiment one: in two withstanding tight blocks 11 one fixing, another can slide at origin reference location piece 8, slide, promote this and can make at the withstanding tight block 11 that origin reference location piece 8 slides it to the close flexible slide block of fixing withstanding tight block 11 but described origin reference location piece 8 is provided with relative datum locating piece 8.Described origin reference location piece 8 is provided with the slotted hole 81 that runs through origin reference location piece 8 upper and lower surfaces, this can be in bottom that origin reference location piece 8 slides in origin reference location piece 8 bottoms along slotted hole 81 slide, the top passes slotted hole 81 and is connected with flexible slide block.Described origin reference location piece 8 is provided with pushes flexible slide block to spring that this can slide at origin reference location piece 8 withstanding tight block 11.Described origin reference location piece 8 is provided with bolt I 7, and spring one end is set on the bolt I 7, other end end withstands on the flexible slide block.Flexible slide block and this withstanding tight block 11 that can slide at origin reference location piece 8 are by being connected by bolt II 10, and the slide block that stretches is provided with one and arranges the screwed hole 14 that cooperates with bolt II 10.
The utility model is by locking device, adopt clamping and positioning device and the handle of origin reference location piece to form, set lever adopts with handle set and is threaded, set lever adopts cylinder, one section cavity that plays the positioning and guiding effect is arranged in the handle set, the cone-shaped ejecting block outside is conical structure or truncated cone-shaped, the cylindrical hole that matches with set lever nose-circle column structure is arranged on the cone-shaped ejecting block, the origin reference location piece adopts workpiece locking benchmark and clamping positioning datum in the structural design of same member, flexible slide block is provided with the screwed hole of row's predetermined distance value, is the ramp type structure towards an end of cone-shaped ejecting block.The course of work is:
1, withstanding tight block 11 is connected on the screwed hole 14 of suitable flexible slide block with bolt II 10, to be fit to corresponding workpiece model, with reference to workpiece bell-shaped housing ball groove diagonal-size size adjustment withstanding tight block 11 at flexible slide block I 9 correct positions.
2, finish locking action to workpiece.Turn on set lever 2 to correct position, flexible slide block I 9 and flexible slide block II 13 are being drawn close under the elastic force effect of spring I 6 and spring II 12 respectively mutually, promote jacking block 5 and rise, and drive simultaneously withstanding tight block 11 and mutually draw close.At this moment withstanding tight block 11 is put into the workpiece alley, and origin reference location piece 8 datum levels and workpiece clutch can end face are close to and steadily, then slowly tighten set lever 2, set lever 2 will promote jacking block 5 and make distance increase drive withstanding tight block 11 workpiece pressing alleys between flexible slide block I 9 and the flexible slide block II 13, finish the locking work to the workpiece alley.
3, finish the positioning and clamping of workpiece on equipment.Pick up handle 1 with clamping workpiece in equipment frock, make simultaneously origin reference location piece 8 another datum levels and equipment limit datum level close proximity, and steadily.At this moment, turning on set lever 2 namely finishes the clamping work of workpiece on equipment.
Claims (10)
1. constant velocity cardan joint bell-shaped housing ball groove quick positioning mechanism, comprise clamping and positioning device and the locking device that is located on the clamping and positioning device, it is characterized in that: described clamping and positioning device comprises origin reference location piece (8), be located at two withstanding tight blocks (11) on the origin reference location piece (8), when installing, workpiece is attached to origin reference location piece (8) bottom by the workpiece top, two withstanding tight blocks (11) stretch into to withstand in the workpiece on the workpiece inwall workpiece are located, have at least one can slide in origin reference location piece (8) in two withstanding tight blocks (11), described locking device comprise the handle set (3) that is located on the origin reference location piece (8) and be located at handle set (3) upper be used for two withstanding tight blocks (11) top from jacking block (5), described handle set (3) is provided with jacking block (5) top to the tight lock handle (2) of two withstanding tight blocks (11) and make the relatively fixing keeper of clamping and positioning device of jacking block (5).
2. a kind of constant velocity cardan joint bell-shaped housing ball groove quick positioning mechanism according to claim 1, it is characterized in that: the cavity (31) that is provided with bottom end opening in the described handle set (3), jacking block (5) is located in the cavity (31), and described tight lock handle (2) pierces in the cavity (31) from the roof of handle set (3) or sidewall and is connected to realize promoting jacking block (5) with jacking block (5) and pastes cavity (31) inwall slide and jacking block (5) is slided to or two withstanding tight blocks (11) that slip away in cavity (31).
3. a kind of constant velocity cardan joint bell-shaped housing ball groove quick positioning mechanism according to claim 2, it is characterized in that: be provided with spring I (4) in the described cavity (31), described spring I (4) withstands between cavity (31) top inner wall and the jacking block (5).
4. a kind of constant velocity cardan joint bell-shaped housing ball groove quick positioning mechanism according to claim 1, it is characterized in that: described keeper is handle set (3) and tight lock handle (2) itself, and described handle set (3) is realized being positioned at together and then realizing the relative clamping and positioning device of jacking block (5) is fixed by threaded engagement with tight lock handle (2).
5. according to claim 1 to 4 arbitrary described a kind of constant velocity cardan joint bell-shaped housing ball groove quick positioning mechanisms, it is characterized in that: described origin reference location piece (8) but be provided with relative datum locating piece (8) and slide, promote withstanding tight block (11) and make mutually close flexible slide block of two withstanding tight blocks (11).
6. a kind of constant velocity cardan joint bell-shaped housing ball groove quick positioning mechanism according to claim 5, it is characterized in that: described origin reference location piece (8) is provided with the slotted hole (81) that runs through origin reference location piece (8) upper and lower surface, the bottom of described withstanding tight block (11) in origin reference location piece (8) bottom along slotted hole (81) slide, the top passes slotted hole (81) is connected with flexible slide block.
7. a kind of constant velocity cardan joint bell-shaped housing ball groove quick positioning mechanism according to claim 5 is characterized in that: described origin reference location piece (8) is provided with the spring of flexible slide block being pushed to withstanding tight block (11).
8. a kind of constant velocity cardan joint bell-shaped housing ball groove quick positioning mechanism according to claim 7, it is characterized in that: described origin reference location piece (8) is provided with bolt I (7), and spring one end is set in that bolt I (7) is upper, the other end withstands on the flexible slide block.
9. a kind of constant velocity cardan joint bell-shaped housing ball groove quick positioning mechanism according to claim 5, it is characterized in that: described flexible slide block is connected by bolt II (10) with withstanding tight block (11), and flexible slide block is provided with the screwed hole (14) that a row cooperates with bolt II (10).
10. a kind of constant velocity cardan joint bell-shaped housing ball groove quick positioning mechanism according to claim 5, it is characterized in that: described flexible slide block is ramped shaped towards an end of jacking block (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220684770 CN202910608U (en) | 2012-12-10 | 2012-12-10 | Constant velocity universal joint bell-shaped shell ball groove quick locating mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220684770 CN202910608U (en) | 2012-12-10 | 2012-12-10 | Constant velocity universal joint bell-shaped shell ball groove quick locating mechanism |
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| Publication Number | Publication Date |
|---|---|
| CN202910608U true CN202910608U (en) | 2013-05-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220684770 Expired - Lifetime CN202910608U (en) | 2012-12-10 | 2012-12-10 | Constant velocity universal joint bell-shaped shell ball groove quick locating mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202910608U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107228642A (en) * | 2017-06-30 | 2017-10-03 | 中国航空工业集团公司西安飞行自动控制研究所 | A kind of fast-positioning device for shape measuring instrument |
| CN117086660A (en) * | 2023-10-18 | 2023-11-21 | 万向钱潮股份公司 | Clamping mechanism for positioning straight-line ball channel |
-
2012
- 2012-12-10 CN CN 201220684770 patent/CN202910608U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107228642A (en) * | 2017-06-30 | 2017-10-03 | 中国航空工业集团公司西安飞行自动控制研究所 | A kind of fast-positioning device for shape measuring instrument |
| CN107228642B (en) * | 2017-06-30 | 2019-10-18 | 中国航空工业集团公司西安飞行自动控制研究所 | A kind of fast-positioning device for shape measuring instrument |
| CN117086660A (en) * | 2023-10-18 | 2023-11-21 | 万向钱潮股份公司 | Clamping mechanism for positioning straight-line ball channel |
| CN117086660B (en) * | 2023-10-18 | 2023-12-29 | 万向钱潮股份公司 | Clamping mechanism for positioning straight-line ball channel |
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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: 20130501 |
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| CX01 | Expiry of patent term |