CN104190976A - Multifunctional self-centering chuck with two claws - Google Patents
Multifunctional self-centering chuck with two claws Download PDFInfo
- Publication number
- CN104190976A CN104190976A CN201410460495.6A CN201410460495A CN104190976A CN 104190976 A CN104190976 A CN 104190976A CN 201410460495 A CN201410460495 A CN 201410460495A CN 104190976 A CN104190976 A CN 104190976A
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- CN
- China
- Prior art keywords
- claw
- locating dowel
- boss
- hole
- locating
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B31/00—Chucks; Expansion mandrels; Adaptations thereof for remote control
- B23B31/02—Chucks
- B23B31/10—Chucks characterised by the retaining or gripping devices or their immediate operating means
- B23B31/12—Chucks with simultaneously-acting jaws, whether or not also individually adjustable
- B23B31/16—Chucks with simultaneously-acting jaws, whether or not also individually adjustable moving radially
- B23B31/16045—Jaws movement actuated by screws and nuts or oblique racks
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Gripping On Spindles (AREA)
Abstract
The invention relates to a multifunctional self-centering chuck with two claws. The multifunctional self-centering chuck is characterized in that a locating column I (1) is installed in a locating hole (7) of a body (2), a steel ball (6) is installed in a semi-circular groove I (12) of the locating column I (1), a screw rod (3) is installed on a boss I (14) of the locating column I (1), the two sides of the boss I (14) of the locating column I (1) are clamped between two bosses II (24) on the screw rod (3), another steel ball (6) is installed in a semi-circular groove II (16) of a locating column II (5), the locating column II (5) is installed on a plain shaft (22) of the screw rod (3) and fixed in the mode that screws symmetrically and sequentially pass through a stepped hole (15) and a blind screw hole (13) respectively, the bottom of the claw I (4) and the bottom of the claw II (26) are inserted into T-shaped grooves I (9) of the two sides of the body (2) respectively, and a spanner (27) is used for rotating the screw rod (3) and driving the claw I (4) and the claw II (26) to move relatively at the same time. According to the chuck, the manufacturing process is simplified, the cost is low, a closed-loop mode is adopted for the product life cycle, and a user can use, disassemble or maintain the chuck, and parts can be remanufactured and finally recycled, which conforms to the cyclic utilization target.
Description
Technical field
The present invention relates to a kind of chuck, more specifically to the multi-functional self-centering chuck of a kind of two pawl.
Background technology
Chuck is the machine tool accessories that machinery industry is conventional.Two pawls in the market, the even serial self-centering hand chuck such as four paws, five pawls, six pawls of three-jaw, in the time stepping up or unclamp workpiece, all to utilize the Inclined plane umbrella gear driven parcel on chuck to rotate to realize, and this parcel part, its face is processed into bevel gear, another side is processed into Archimedian screw flat thread, manufacturing process more complicated.
Summary of the invention
The technical problem to be solved in the present invention is: abandon above-mentioned prior device, adopt centralized positioning, clamp or unclamp workpiece by lead screw transmission.In order to rotate light and flexible, center adopts steel ball device.In body plane, increase by two T-slots as the secondary station that clamps, compresses or locate, simple and ingenious structure, manufacture craft is simplified, and cost of manufacture declines, thereby provides a kind of two pawl multi-functional self-centering chuck.
The present invention includes locating dowel I, body, leading screw, claw I, locating dowel II, steel ball, claw II, spanner, its feature is:
Locating dowel I is housed in the locating hole of a, body, in the half slot I of locating dowel I, steel ball is housed, in the boss I in locating dowel I, leading screw is housed, the boss I both sides in locating dowel I are stuck between two boss II on leading screw; In the half slot II of locating dowel II, steel ball is housed, locating dowel II is contained on the optical axis of leading screw, and by screw, symmetry is passed through stepped hole successively respectively, blind screwhole is fixing with locating dowel II 5 by locating dowel I 1.
Insert respectively in the T-shaped groove I of body both sides the bottom of b, claw I and claw II, uses spanner rotational lead screw, drives claw I and claw II to do relative motion.
Advantage of the present invention is: with less energy resource consumption, with less material, produce the product of said function, manufacture craft is simplified, and cost of manufacture reduces, and is closed loop in the life cycle of product, user not only can use, detachably, can keep in repair, part can be manufactured again, finally recyclable, meets and recycles target.
Brief description of the drawings
Below in conjunction with the drawings and specific embodiments, the present invention is described in further detail.
Fig. 1 is the structural representation of the multi-functional self-centering chuck of the present invention's two pawl.
Fig. 2 is the top view of Fig. 1.
Fig. 3 is that the master of body 2 in Fig. 1 is depending on dwindling figure.
Fig. 4 is the left view of Fig. 3.
Fig. 5 is the top view of Fig. 3.
Fig. 6 is that the master of locating dowel I 1 in Fig. 1 looks enlarged drawing.
Fig. 7 is the left view of Fig. 6.
Fig. 8 is that the master of locating dowel II 5 in Fig. 1 looks enlarged drawing.
Fig. 9 is the left view of Fig. 8.
Figure 10 is that the master of leading screw 3 in Fig. 1 looks enlarged drawing.
Figure 11 is that the master of claw I 4 in Fig. 1 looks enlarged drawing.
Figure 12 is the right view of Figure 11.
Figure 13 is the top view of Figure 11.
Figure 14 is that the master of claw II 26 in Fig. 1 looks enlarged drawing.
Figure 15 is spanner 27 structural representations of using on the multi-functional self-centering chuck of the present invention's two pawl.
Detailed description of the invention
In Fig. 1,2,3,4,5,6,7,8,9,10,11,12,13,14,15: be provided with locating hole 7 in the middle of body 2, locating hole 7 bilateral symmetry are provided with T-shaped groove I 9 and communicate, and its effect is: claw I 4 and claw II 26 bottoms can be inserted respectively in the T-shaped groove I 9 at two ends.The other both sides bottom vertical with locating hole 7 is arranged with T-shaped groove II 8, and its effect is: be booster action, in the time needing larger clamping force in workpiece process, screw can insert T-shaped groove II 8, adds top board, and nut is fixed, and makes workpiece more stable.On body 2, all establish logical screw 10, its effect is: bolt is fixedly connected with headstock by the logical screw 10 on body 2.In the locating hole 7 of body 2, locating dowel I 1 is housed, locating dowel I 1 bottom is cylindrical, and its top is provided with boss I 14, is provided with semi arch I 11 in the middle of boss I 14,11 intermediate vertical places are provided with half slot I 12 with semi arch I, are arranged with blind screwhole 13 in boss I 14.In the half slot I 12 of locating dowel I 1, coat butter, steel ball 6 is housed, in the boss I 14 in locating dowel I 1, leading screw 3 is housed.In the middle of leading screw 3, be provided with optical axis 22, be provided with half slot III 23 in the middle of optical axis 22, optical axis 22 both sides are arranged with respectively boss II 24, T shape screw thread, four directions 18 successively.Described T shape screw thread is left T shape screw thread 20, right T shape screw thread 21.Boss I 14 both sides in locating dowel I 1 are stuck between two boss II 24 on leading screw 3, and its effect is: optical axis 22 can not be moved left and right.In the middle of locating dowel II 5, be provided with semi arch II 17,17 intermediate vertical places are provided with half slot II 16 with semi arch II, are arranged with step through-hole 15 in locating dowel II 5.In half slot II 16, coat butter, steel ball 6 is housed, locating dowel II 5 is contained on the optical axis of leading screw 3, and semi arch II 17 is coincide with the semi arch I 11 in locating dowel I 1, and screw passes through step through-hole 15 respectively successively, blind screwhole 13 is fixing with locating dowel II 5 by locating dowel I 1.Insert respectively in the T-shaped groove I 9 of body 2 both sides the bottom of claw I 4 and claw II 26.In the middle of claw I 4 lower bottom end, be provided with left T shape half screw 19, in the middle of claw II 26 lower bottom end, be provided with right T shape half screw 25, its effect is: while making the left T shape screw thread 20 on leading screw 3, right T shape screw thread 21 respectively with left T shape half screw 19, right T shape half screw 25 engaged transmission, drive claw I 4 and claw II 26 to do relative motion simultaneously, clamp or unclamp workpiece.Spanner 27 is to be penetrated in the upper hole of pulling cylinder 29 by plate stem 28, and the below of pulling cylinder 29 is cubic hole, and its effect is: the cubic hole of pulling cylinder 29 belows can be stuck on the four directions 18 of leading screw 3 any one end, rotates by spanner 27, drives leading screw 3 transmissions.In half slot II 16 in half slot I 12 and the locating dowel II 5 of the semicircle of steel ball 6 in locating dowel I 1, another semicircle of steel ball 6 is in leading screw 3 half slot III 23, and its effect is: make leading screw 3 ensuring smooth transmission.
In sum: intended diameter of the present invention is 200cm, pitch adopts 4mm, and seam below and finished product standard basic parameter are carried out with reference to the manual three-jaw self-centering chuck standard of K11200.According to Production requirement outer radius variable, pitch and leading screw diameter and chucking power size also can change.The clamping face of claw can change according to Production requirement the difformities such as V-type, flat pattern, ball-shaped into.We are with centralized positioning, clamp or unclamp workpiece by lead screw transmission.In order to rotate light and flexible, center adopts steel ball device.In body plane, increase by two T-slots as the secondary station that clamps, compresses, locates, simple and ingenious structure, manufacture craft is simplified, and cost of manufacture declines, and product has certain market competitiveness and potentiality.
Claims (7)
1. the multi-functional self-centering chuck of pawl, comprise locating dowel I (1), body (2), leading screw (3), claw I (4), locating dowel II (5), steel ball (6), claw II (26), spanner (27), is characterized in that:
In the locating hole (7) of a, body (2), locating dowel I (1) is housed, in the half slot I (12) of locating dowel I (1), steel ball (6) is housed, in boss I (14) in locating dowel I (1), leading screw (3) is housed, boss I (14) both sides in locating dowel I (1) are stuck between two the boss II (24) on leading screw (3); In the half slot II (16) of locating dowel II (5), steel ball (6) is housed, it is upper that locating dowel II (5) is contained in the optical axis (22) of leading screw (3), by screw respectively symmetry successively by step through-hole (15), blind screwhole (13) by fixing to locating dowel I (1) and locating dowel II (5);
Insert respectively in the T-shaped groove I (9) of body (2) both sides the bottom of b, claw I (4) and claw II (26), with spanner (27) rotational lead screw (3), drive claw I (4), claw II (26) to do relative motion.
2. the multi-functional self-centering chuck of a kind of two pawl according to claim 1, it is characterized in that: on body (2), all establish logical screw (10), in the middle of body (2), be provided with locating hole (7), locating hole (7) bilateral symmetry is provided with T-shaped groove I (9) and communicates, and the other both sides bottom vertical with locating hole (7) is arranged with T-shaped groove II (8).
3. the multi-functional self-centering chuck of a kind of two pawl according to claim 1, it is characterized in that: locating dowel I (1) bottom is cylindrical, its top is provided with boss I (14), in the middle of boss I (14), be provided with semi arch I (11), intermediate vertical place is provided with half slot I (12) with semi arch I (11), is arranged with blind screwhole (13) in boss I (14).
4. the multi-functional self-centering chuck of a kind of two pawl according to claim 1, it is characterized in that: in the middle of locating dowel II (5), be provided with semi arch II (17), intermediate vertical place is provided with half slot II (16) with semi arch II (17), is arranged with step through-hole (15) in locating dowel II (5).
5. the multi-functional self-centering chuck of a kind of two pawl according to claim 1, it is characterized in that: in the middle of leading screw (3), be provided with optical axis (22), in the middle of optical axis (22), be provided with half slot III (23), optical axis (22) both sides are arranged with respectively boss II (24), T shape screw thread, four directions (18) successively.
6. the multi-functional self-centering chuck of a kind of two pawl according to claim 1, it is characterized in that: in the middle of claw I (4) bottom, be provided with left T shape half-thread hole (19), in the middle of claw II (26) bottom, be provided with right T shape half-thread hole (25).
7. the multi-functional self-centering chuck of a kind of two pawl according to claim 5, is characterized in that: T shape screw thread is left T shape screw thread (20), right T shape screw thread (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410460495.6A CN104190976A (en) | 2014-09-11 | 2014-09-11 | Multifunctional self-centering chuck with two claws |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410460495.6A CN104190976A (en) | 2014-09-11 | 2014-09-11 | Multifunctional self-centering chuck with two claws |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104190976A true CN104190976A (en) | 2014-12-10 |
Family
ID=52076423
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410460495.6A Pending CN104190976A (en) | 2014-09-11 | 2014-09-11 | Multifunctional self-centering chuck with two claws |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104190976A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105058478A (en) * | 2015-09-16 | 2015-11-18 | 成都爆米花信息技术有限公司 | Paper tube splitting machine |
| CN105058451A (en) * | 2015-09-16 | 2015-11-18 | 成都爆米花信息技术有限公司 | Dividing and cutting machine |
| CN107297517A (en) * | 2017-06-28 | 2017-10-27 | 天津职业技术师范大学 | A kind of chuck and lathe |
| TWI661895B (en) * | 2018-12-12 | 2019-06-11 | 捷迅機械工業有限公司 | Compound clamping device for machine tool |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4192521A (en) * | 1976-10-02 | 1980-03-11 | Bernard Smith | 4-Jaw work holding chucks |
| JPS5748323B2 (en) * | 1979-09-25 | 1982-10-15 | ||
| GB2068791B (en) * | 1980-02-12 | 1983-03-09 | Webster & Bennet Ltd | Chucks |
| CN2868513Y (en) * | 2006-03-07 | 2007-02-14 | 中国船舶重工集团公司第七一七研究所 | Special disk part turning positioning-clamping device |
| CN201684939U (en) * | 2010-04-27 | 2010-12-29 | 无锡法斯特能源开发科技有限公司 | Self-centering chuck |
| CN202921948U (en) * | 2012-11-21 | 2013-05-08 | 无锡三虹重工机械设备有限公司 | Chuck |
| CN204221025U (en) * | 2014-09-11 | 2015-03-25 | 平凉市荣康实业有限责任公司 | The multi-functional self-centering chuck of two pawls |
-
2014
- 2014-09-11 CN CN201410460495.6A patent/CN104190976A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4192521A (en) * | 1976-10-02 | 1980-03-11 | Bernard Smith | 4-Jaw work holding chucks |
| JPS5748323B2 (en) * | 1979-09-25 | 1982-10-15 | ||
| GB2068791B (en) * | 1980-02-12 | 1983-03-09 | Webster & Bennet Ltd | Chucks |
| CN2868513Y (en) * | 2006-03-07 | 2007-02-14 | 中国船舶重工集团公司第七一七研究所 | Special disk part turning positioning-clamping device |
| CN201684939U (en) * | 2010-04-27 | 2010-12-29 | 无锡法斯特能源开发科技有限公司 | Self-centering chuck |
| CN202921948U (en) * | 2012-11-21 | 2013-05-08 | 无锡三虹重工机械设备有限公司 | Chuck |
| CN204221025U (en) * | 2014-09-11 | 2015-03-25 | 平凉市荣康实业有限责任公司 | The multi-functional self-centering chuck of two pawls |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105058478A (en) * | 2015-09-16 | 2015-11-18 | 成都爆米花信息技术有限公司 | Paper tube splitting machine |
| CN105058451A (en) * | 2015-09-16 | 2015-11-18 | 成都爆米花信息技术有限公司 | Dividing and cutting machine |
| CN107297517A (en) * | 2017-06-28 | 2017-10-27 | 天津职业技术师范大学 | A kind of chuck and lathe |
| CN107297517B (en) * | 2017-06-28 | 2018-11-13 | 天津职业技术师范大学 | A kind of chuck and lathe |
| TWI661895B (en) * | 2018-12-12 | 2019-06-11 | 捷迅機械工業有限公司 | Compound clamping device for machine tool |
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| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20141210 |