CN202726731U - Precision clamp for positioning ball locks - Google Patents
Precision clamp for positioning ball locks Download PDFInfo
- Publication number
- CN202726731U CN202726731U CN2012203580594U CN201220358059U CN202726731U CN 202726731 U CN202726731 U CN 202726731U CN 2012203580594 U CN2012203580594 U CN 2012203580594U CN 201220358059 U CN201220358059 U CN 201220358059U CN 202726731 U CN202726731 U CN 202726731U
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- Prior art keywords
- hole
- ball
- wheel flange
- ball stud
- base ring
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- Withdrawn - After Issue
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Abstract
The utility model discloses a precision clamp for positioning ball locks, which comprises a base ring, a limiting pin, a limiting pin locking screw, a holding ring, a ball-head pin, a spring, a ball-head pin limiting nut and a ball-head pin pull-out screw, wherein the base ring and the holding ring are coaxially fixed through connecting screws, a clamping hole is formed in the holding ring, a stepped hole and a through-groove are formed in the side wall of the holding ring, the ball-head pin limiting nut is mounted at the threaded site of the stepped hole, the ball-head pin is mounted to the diameter site of the stepped hole and limited by necking, the spring is compacted between the ball-head pin limiting nut and the ball-head pin, the two side walls of the through-groove are locked through counter-sunk holes which oppose to each other and holding ring locking screw members, a through-hole is formed in the base ring, a vertical upward through-hole is formed in the side wall of the base ring, the limiting pin is inserted into the through-hole, and the limiting pin locking screw is screwed into the counter-sunk holes to compact the limiting pin. The precision clamp for positioning ball locks, provided by the utility model, achieves the rapid clamping and accurate positioning effects during the batch processing operation.
Description
Technical field
The utility model relates to Machining Technology, relates in particular to a kind of ball lock punch fast clamp localization tool.
Background technology
The processing mode of at present comparatively general a kind of special-shaped cutting edge ball lock punch is to adopt surface grinding machine processing: at first use ball locking bit tool to cut out a gulde edge at workpiece cutting edge place; Each plays height gage to re-use the punch former clamping, by height gage with the gulde edge leveling; Then adjust the processing of carrying out special-shaped cutting edge behind the center of workpiece.In this processing mode, the process-cycle of single workpiece is 35 ~ 40min, and wherein time of spending of the leveling of the clamping of the system of cutting of gulde edge, height gage, gulde edge, the adjustment of workpiece centre is about 8min.
The processing mode of another kind of special-shaped cutting edge ball lock punch is to adopt the processing of numerical-control multi-surface body grinding machine: at first use surface grinding machine to cut out a gulde edge at workpiece cutting edge place; Clamp workpiece by the scroll chuck on the numerical-control multi-surface grinding machine or collet again, use amesdial centering gulde edge, adjust workpiece centre; Carry out at last the processing of special-shaped cutting edge.In this processing mode, the process-cycle of single workpiece is about 16min, and wherein time of spending of the centering of the system of cutting of gulde edge, gulde edge, the adjustment of workpiece centre is about 8min.
In the above-mentioned dual mode, the secondary process time has all reached 8min, especially in the numerical-control multi-surface body grinding machine processing mode, has almost occupied the process time of half, has caused great time waste.
The utility model content
Goal of the invention: in order to overcome the deficiencies in the prior art, the utility model provides a kind of accurate ball locking bit chuck, solves Quick-clamped, pinpoint problem in the batch machining process.
Technical scheme: for solving the problems of the technologies described above, the technical solution adopted in the utility model is:
Accurate ball locking bit chuck comprises that base ring, spacer pin, spacer pin lock screw, wheel flange, ball stud, spring, ball stud stop nut and ball stud extract screw, and described base ring and wheel flange are coaxial fixing by connecting screw;
Be provided with the clamping hole of the both ends of the surface that are communicated with wheel flange at the central axis of wheel flange; Be provided with vertically towards clamping hole and be communicated with the stepped hole of clamping hole at the sidewall of wheel flange, the orifice end of described stepped hole is provided with the screw thread of adaptive ball stud stop nut, the straight hole that intermediate ends is adaptive ball stud, the hole tail end formation reducing of facing clamping hole, ball stud extracts screw and the ball stud stop nut is fixed, the ball stud stop nut is installed in the screw thread place of stepped hole, ball stud is installed in the straight hole place of stepped hole and spacing by reducing, and spring compression is between ball stud stop nut and ball stud; Also be provided with vertically towards clamping hole on the sidewall of wheel flange, and be communicated with the groove that adds the both ends of the surface of holding hole and wheel flange, be provided with relative counter sink on the two side of groove, the two side is by relative counter sink and the locking of wheel flange locking screw spare;
Be provided with the through hole of the both ends of the surface that are communicated with base ring at the central axis of base ring, and the internal diameter of through hole is greater than the internal diameter of clamping hole; Be provided with vertically towards through hole and be communicated with the countersunk head screw of through hole at the sidewall of base ring, spacer pin inserts in the through hole, and the spacer pin lock screw screws in and compresses spacer pin in the countersunk head screw.
Said apparatus at first inserts workpiece in the clamping hole in use, and the insertion depth of workpiece can be adjusted by spacer pin, after the adjustment of spacer pin position is suitable, by the spacer pin lock screw it is pressed in the through hole, to axially positioning of workpiece; After the axial location of workpiece is finished, turning of work piece in clamping hole, when the lock of the ball on workpiece groove location was positioned at the stepped hole below, ball stud was under the effect of spring, and ball lock groove is withstood in its end, and the restriction workpiece is rotated further; Pass through at last wheel flange locking screw spare common two side is locked, realize the radial location to workpiece, this moment, finished all location of workpiece, and whole process is very simple and quick.
In said apparatus, the reducing of stepped hole is when preventing that workpiece from not putting into clamping hole, and the phenomenon that ball stud drops in the stepped hole occurs, but reducing can not be too small, otherwise the end of ball stud can not free in and out reducing, and impact is to the radial location of workpiece.The design of groove is for so that there is certain stroke in clamping hole on the wheel flange, can become less severe or clamping work pieces.The internal diameter of the through hole of design base ring is the effect of stepping down in order to play greater than the internal diameter of clamping hole, so that after the workpiece insertion, the sidewall of the sidewall of workpiece and base ring through hole can not produce the power effect, affects positioning accuracy.
Preferably, described base ring and wheel flange cooperate by concavo-convex ledge structure, guarantee that the cooperation between base ring and the wheel flange is stable, and be reliable.
Preferably, described wheel flange is divided into two sector regions, is designated as respectively the first sector region and the second sector region; The installing hole of described connecting screw is distributed in the first sector region, and described groove and counter sink are positioned at the second sector region; On described base ring and the end face that wheel flange matches, the end face in the position of corresponding the second sector region and the second fan section exists steps down; Avoid wheel flange in the process that clamps and become less severe, base ring is on the impact at the movable position of wheel flange.
Preferably, by round-corner transition, be used for dispersive stress between described groove and the clamping hole, prevent the wheel flange fracture or workpiece is caused damage.
Preferably, be provided with the gulde edge of indication workpiece installation site on the outer wall of described wheel flange, just can detect like this direction and the position of workpiece by the position that detects gulde edge.
Preferably, described relative counter sink has two groups, by being arranged on the wheel flange surface and separating along the groove that it is radially offered, avoids interfering between the wheel flange locking screw spare between two groups of counter sinks, affects positioning accuracy.
Beneficial effect: the accurate ball locking bit chuck that the utility model provides, the clamping good rigidly can bear larger cutting force; Clamping good concentricity (can remain in 0.005), perpendicularity good (can remain in 0.01), repetitive positioning accuracy is high; Owing to carrying location structure, need hardly aligning, therefore the secondary process time of workpiece processing can be controlled in the 40s, greatly improved operating efficiency.
Description of drawings
Fig. 1 is decomposition texture schematic diagram of the present utility model;
Fig. 2 is elevational cross-sectional view of the present utility model.
The specific embodiment
Below in conjunction with accompanying drawing the utility model is further described.
Be a kind of accurate ball locking bit chuck as shown in Figure 1 and Figure 2, comprise that base ring 1, spacer pin 2, spacer pin lock screw 3, wheel flange 8, ball stud 7, spring 6, ball stud stop nut 5 and ball stud extract screw 4, described base ring 1 and wheel flange 8 by concavo-convex ledge structure cooperate, and coaxial fixing by connecting screw 9.
Be provided with the clamping hole of the both ends of the surface that are communicated with wheel flange 8 at the central axis of wheel flange 8; Be provided with vertically towards clamping hole and be communicated with the stepped hole of clamping hole at the sidewall of wheel flange 8, the orifice end of described stepped hole is provided with the screw thread of adaptive ball stud stop nut 5, the straight hole that intermediate ends is adaptive ball stud 7, the hole tail end formation reducing of facing clamping hole, it is fixing with ball stud stop nut 5 that ball stud is extracted screw 4, ball stud stop nut 5 is installed in the screw thread place of stepped hole, ball stud 7 is installed in the straight hole place of stepped hole and spacing by reducing, and spring 6 is pressed between ball stud stop nut 5 and the ball stud 7; Also be provided with vertically towards clamping hole on the sidewall of wheel flange 8, and be communicated with the groove that adds the both ends of the surface of holding hole and wheel flange 8, be provided with relative counter sink on the two side of groove, the two side is by relative counter sink and 11 lockings of wheel flange locking screw spare.
Be provided with the through hole of the both ends of the surface that are communicated with base ring 1 at the central axis of base ring 1, and the internal diameter of through hole is greater than the internal diameter of clamping hole; Be provided with vertically towards through hole and be communicated with the countersunk head screw of through hole at the sidewall of base ring 1, spacer pin 2 inserts in the through holes, and spacer pin lock screw 3 screws in and compresses spacer pin 2 in the countersunk head screws.
Described wheel flange 8 is divided into two sector regions, is designated as respectively the first sector region and the second sector region; The installing hole of described connecting screw 9 is distributed in the first sector region, and described groove and counter sink are positioned at the second sector region; On described base ring 1 and the end face that wheel flange 8 matches, the end face in the position of corresponding the second sector region and the second fan section exists steps down.
Pass through round-corner transition between described groove and the clamping hole; Be provided with the gulde edge of indication workpiece installation site on the outer wall of described wheel flange 8; Described relative counter sink has two groups, between two groups of counter sinks by being arranged on wheel flange 8 surface and separating along the groove that it is radially offered.
First ball lock punch 10 is inserted in the clamping hole of wheel flange 8 during work, the degree of depth that ball lock punch 10 inserts can be adjusted by spacer pin 2, screws fixedly spacer pin 2 of spacer pin lock screw 3 after mixing up; Then rotate ball lock punch 10, in the time of under the lock of the ball on the ball lock punch 10 groove turns to ball stud 7, can hear " click clatter " one, ball stud 7 snaps in the ball lock groove (actual is that the bulb of ball stud 7 just is stuck on two inclines of ball lock groove) under the thrust of spring 6, realize the location, this moment, the position of ball lock groove was relevant with gulde edge on wheel flange 8 external diameters, so only need beat the orientation that the gulde edge of showing on the wheel flange 8 is just known ball lock punch 10; By wheel flange locking screw spare 11 locking groove two sides, just ball lock punch 10 can be fixed at last.After machining, unclamp wheel flange locking screw spare 11, the pull-up ball stud is extracted screw 4, mentions ball stud 7, just can take off workpiece.
The precondition of using the clamping of this kind mode is that the external diameter of ball lock punch 10 need be unified in the 0.005mm, otherwise the external diameter of workpiece is larger on the concentricity impact of clamping, fortunately standardization of the outside dimension of ball lock punch 10, seriation can realize with present board processing conditions.For preventing that maloperation from unscrewing the connecting screw 9 of base ring 1 and wheel flange 8, can in the connecting screw hole, coat yellow paint in addition, be warned.
The above only is preferred embodiment of the present utility model; be noted that for those skilled in the art; under the prerequisite that does not break away from the utility model principle; can also make some improvements and modifications, these improvements and modifications also should be considered as protection domain of the present utility model.
Claims (6)
1. accurate ball locking bit chuck, it is characterized in that: comprise that base ring (1), spacer pin (2), spacer pin lock screw (3), wheel flange (8), ball stud (7), spring (6), ball stud stop nut (5) and ball stud extract screw (4), described base ring (1) and wheel flange (8) are coaxial fixing by connecting screw (9);
Be provided with the clamping hole of the both ends of the surface that are communicated with wheel flange (8) at the central axis of wheel flange (8); Sidewall at wheel flange (8) is provided with vertically towards clamping hole, and the stepped hole of connection clamping hole, the orifice end of described stepped hole is provided with the screw thread of adaptive ball stud stop nut (5), intermediate ends is the straight hole of adaptive ball stud (7), the hole tail end that faces clamping hole forms reducing, it is fixing with ball stud stop nut (5) that ball stud is extracted screw (4), ball stud stop nut (5) is installed in the screw thread place of stepped hole, ball stud (7) is installed in the straight hole place of stepped hole and spacing by reducing, and spring (6) is pressed between ball stud stop nut (5) and the ball stud (7); On the sidewall of wheel flange (8), also be provided with vertically towards clamping hole, and be communicated with the groove that adds the both ends of the surface of holding hole and wheel flange (8), be provided with relative counter sink on the two side of groove, the two side is by relative counter sink and wheel flange locking screw spare (11) locking;
Be provided with the through hole of the both ends of the surface that are communicated with base ring (1) at the central axis of base ring (1), and the internal diameter of through hole is greater than the internal diameter of clamping hole; Be provided with vertically towards through hole and be communicated with the countersunk head screw of through hole at the sidewall of base ring (1), spacer pin (2) inserts in the through hole, and spacer pin lock screw (3) screws in and compresses spacer pin (2) in the countersunk head screw.
2. accurate ball locking bit chuck according to claim 1 is characterized in that: described base ring (1) and wheel flange (8) cooperate by concavo-convex ledge structure.
3. accurate ball locking bit chuck according to claim 1, it is characterized in that: described wheel flange (8) is divided into two sector regions, is designated as respectively the first sector region and the second sector region; The installing hole of described connecting screw (9) is distributed in the first sector region, and described groove and counter sink are positioned at the second sector region; On described base ring (1) and the end face that wheel flange (8) matches, the end face in the position of corresponding the second sector region and the second fan section exists steps down.
4. accurate ball locking bit chuck according to claim 1 is characterized in that: pass through round-corner transition between described groove and the clamping hole.
5. accurate ball locking bit chuck according to claim 1 is characterized in that: the gulde edge that is provided with indication workpiece installation site on the outer wall of described wheel flange (8).
6. accurate ball locking bit chuck according to claim 1, it is characterized in that: described relative counter sink has two groups, between two groups of counter sinks by being arranged on wheel flange (8) surface and separating along the groove that it is radially offered.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012203580594U CN202726731U (en) | 2012-07-23 | 2012-07-23 | Precision clamp for positioning ball locks |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012203580594U CN202726731U (en) | 2012-07-23 | 2012-07-23 | Precision clamp for positioning ball locks |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202726731U true CN202726731U (en) | 2013-02-13 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012203580594U Withdrawn - After Issue CN202726731U (en) | 2012-07-23 | 2012-07-23 | Precision clamp for positioning ball locks |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202726731U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102756331A (en) * | 2012-07-23 | 2012-10-31 | 优德精密工业(昆山)有限公司 | Precise ball lock positioning gripping head |
| CN106926132A (en) * | 2017-04-11 | 2017-07-07 | 台州北平机床有限公司 | Adjustable clamp |
| CN106971491A (en) * | 2017-05-22 | 2017-07-21 | 肇庆市智高电机有限公司 | A kind of fire alarming device based on controlled in wireless |
| CN107253138A (en) * | 2017-07-31 | 2017-10-17 | 嘉善优联物流装备有限公司 | A kind of eccentric mount for grinding machine |
| CN107253137A (en) * | 2017-07-31 | 2017-10-17 | 嘉善优联物流装备有限公司 | A kind of base for grinding machine |
| CN107263305A (en) * | 2017-07-31 | 2017-10-20 | 嘉善优联物流装备有限公司 | A kind of eccentric socket for grinding machine |
-
2012
- 2012-07-23 CN CN2012203580594U patent/CN202726731U/en not_active Withdrawn - After Issue
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102756331A (en) * | 2012-07-23 | 2012-10-31 | 优德精密工业(昆山)有限公司 | Precise ball lock positioning gripping head |
| CN102756331B (en) * | 2012-07-23 | 2014-08-13 | 优德精密工业（昆山）股份有限公司 | Precise ball lock positioning gripping head |
| CN106926132A (en) * | 2017-04-11 | 2017-07-07 | 台州北平机床有限公司 | Adjustable clamp |
| CN106971491A (en) * | 2017-05-22 | 2017-07-21 | 肇庆市智高电机有限公司 | A kind of fire alarming device based on controlled in wireless |
| CN107253138A (en) * | 2017-07-31 | 2017-10-17 | 嘉善优联物流装备有限公司 | A kind of eccentric mount for grinding machine |
| CN107253137A (en) * | 2017-07-31 | 2017-10-17 | 嘉善优联物流装备有限公司 | A kind of base for grinding machine |
| CN107263305A (en) * | 2017-07-31 | 2017-10-20 | 嘉善优联物流装备有限公司 | A kind of eccentric socket for grinding machine |
| CN107253137B (en) * | 2017-07-31 | 2019-01-18 | 嘉善优联物流装备有限公司 | A kind of pedestal for grinding machine |
| CN107253138B (en) * | 2017-07-31 | 2019-01-18 | 嘉善优联物流装备有限公司 | A kind of eccentric mount for grinding machine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: JOUDER PREC INDUSTRY KUNSHAN CO., LTD. Free format text: FORMER NAME: JOUDER PRECISION INDUSTRIAL (KUNSHAN) CO., LTD. |
|
| CP01 | Change in the name or title of a patent holder |
Address after: 215316, No. 3168, North Road, Yushan, Kunshan, Jiangsu, Suzhou Patentee after: Jouder Precision Industry (Kunshan) Co., Ltd. Address before: 215316, No. 3168, North Road, Yushan, Kunshan, Jiangsu, Suzhou Patentee before: Jouder Precision Industrial (Kunshan) Co., Ltd. |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20130213 Effective date of abandoning: 20140813 |
|
| RGAV | Abandon patent right to avoid regrant |