CN110524281B - Clamp - Google Patents
Clamp Download PDFInfo
- Publication number
- CN110524281B CN110524281B CN201910944024.5A CN201910944024A CN110524281B CN 110524281 B CN110524281 B CN 110524281B CN 201910944024 A CN201910944024 A CN 201910944024A CN 110524281 B CN110524281 B CN 110524281B
- Authority
- CN
- China
- Prior art keywords
- guide sleeve
- sleeve
- clamping blocks
- piece
- fixing piece
- 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.)
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- 230000002093 peripheral effect Effects 0.000 claims abstract description 10
- 230000005540 biological transmission Effects 0.000 claims description 32
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 238000003754 machining Methods 0.000 abstract description 4
- 230000004308 accommodation Effects 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 230000008569 process Effects 0.000 description 5
- 230000009471 action Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000003801 milling Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
- B23Q3/02—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for mounting on a work-table, tool-slide, or analogous part
- B23Q3/06—Work-clamping means
- B23Q3/062—Work-clamping means adapted for holding workpieces having a special form or being made from a special material
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Jigs For Machine Tools (AREA)
Abstract
The invention relates to the technical field of workpiece machining, and particularly discloses a clamp. The fixture comprises: a fixing member; the positioning sleeve is fixedly sleeved outside the fixing piece, and the lower end of the piece to be clamped can be abutted against the upper end face of the positioning sleeve; the guide sleeve is sleeved outside the fixing piece and can reciprocate along the axial direction of the fixing piece; a plurality of clamping blocks are arranged at intervals along the peripheral surface of the guide sleeve, the clamping blocks are located above the locating sleeve, the clamping blocks can move along the radial direction of the guide sleeve, and when the guide sleeve moves downwards, the fixing piece drives the clamping blocks to move along the radial direction of the guide sleeve and away from the axial direction of the guide sleeve. The fixture provided by the invention can solve the problem of low machining precision caused by the fact that the fixture cannot position an outer star wheel.
Description
Technical Field
The invention relates to the technical field of workpiece machining, in particular to a clamp.
Background
Before the appearance of the outer star wheel is scraped and milled, the outer star wheel is clamped by a clamp, so that the outer star wheel cannot move in the processing process.
The clamp in the prior art comprises clamping jaws which extend into the spherical cavity of the outer star wheel to clamp the outer star wheel, but the clamp in the prior art cannot realize positioning of the outer star wheel, so that the center of the spherical cavity of the outer star wheel is not coincident with the center of the outer spherical surface, and the axis of the center hole is not coincident with the center of the spherical cavity.
Disclosure of Invention
The invention aims to provide a clamp for solving the problem of low machining precision caused by the fact that the clamp cannot position an outer star wheel.
To achieve the purpose, the invention adopts the following technical scheme:
A clamp, comprising:
A fixing member;
The positioning sleeve is fixedly sleeved outside the fixing piece, and the lower end of the piece to be clamped can be abutted against the upper end face of the positioning sleeve;
the guide sleeve is sleeved outside the fixing piece and can reciprocate along the axial direction of the fixing piece; a plurality of clamping blocks are arranged at intervals along the peripheral surface of the guide sleeve, the clamping blocks are located above the locating sleeve, the clamping blocks can move along the radial direction of the guide sleeve, and when the guide sleeve moves downwards, the fixing piece drives the clamping blocks to move along the radial direction of the guide sleeve and away from the axial direction of the guide sleeve.
Preferably, a wedge-shaped groove is formed in the fixing piece at a position corresponding to the clamping block, the groove bottom of the wedge-shaped groove is obliquely arranged, and the groove bottom is gradually far away from the axis of the fixing piece from top to bottom; one end of the clamping block is abutted to the wedge-shaped groove.
Preferably, a plurality of accommodating holes are formed along the peripheral surface of the guide sleeve, and each accommodating hole is internally provided with the clamping block.
Preferably, the upper end face of the positioning sleeve is provided with a circular arc chamfer.
Preferably, the fixture further comprises a driving piece and a transmission piece, the driving piece can drive the transmission piece to move along the axial direction of the fixing piece, the fixing piece is of a hollow structure, and the transmission piece is arranged in the hollow structure of the fixing piece and is in transmission connection with the guide sleeve so as to drive the guide sleeve to move up and down.
Preferably, the fixture further comprises a connecting key, two right-set waist-shaped holes are formed in the fixing piece, the connecting key penetrates through the waist-shaped holes and can move along the length direction of the waist-shaped holes, and the guide sleeve is in transmission connection with the transmission piece through the connecting key.
Preferably, the clamp further comprises an elastic ring, the outer circumferential surface of the clamping block is an arc surface, a first accommodating groove is formed in the outer circumferential surface of the clamping block, and the elastic ring is sleeved on the clamping blocks and is accommodated in the first accommodating groove.
Preferably, a second accommodating groove is formed in the guide sleeve along the outer peripheral surface of the guide sleeve, and the elastic ring can be accommodated in the first accommodating groove and the second accommodating groove.
Preferably, the fixture further comprises a base, the base and the fixing piece are integrally formed, the positioning sleeve is fixedly connected to the base, and the base is provided with a through hole capable of enabling the transmission piece to move up and down.
Preferably, the lower part of the guide sleeve is arranged in the positioning sleeve in a penetrating way.
The invention has the beneficial effects that: when the clamp locates the planet wheel, the lower end face of the planet wheel is propped against the upper end face of the locating sleeve, and the clamping block is located in the spherical cavity of the planet wheel because the clamping block is located above the locating sleeve. Because the guide sleeve is sleeved outside the fixing piece and can reciprocate along the axial direction of the positioning sleeve, when the guide sleeve moves downwards, the fixing piece drives the clamping blocks to move along the radial direction of the guide sleeve and away from the center line direction of the guide sleeve, so that along with the downward movement of the guide sleeve, the clamping blocks move outwards, the diameter of the circumference of the clamping blocks is increased, the clamping blocks are propped against the spherical cavity, and the clamping of the planet wheel is realized. And moreover, the guide sleeve downwards moves and simultaneously applies a downward acting force to the planet gear, so that the lower end face of the planet gear can be abutted against the upper end face of the positioning sleeve, the inclination of the planet gear is effectively avoided, the axis of the planet gear is overlapped with the axis of the positioning sleeve, and the positioning of the planet gear is realized.
Drawings
Fig. 1 is a schematic structural view of a clamp according to an embodiment of the present invention when clamping a planet;
FIG. 2 is a cross-sectional view of a clamp according to an embodiment of the present invention gripping a planet;
FIG. 3 is a schematic structural view of a guide sleeve according to an embodiment of the present invention;
FIG. 4 is a schematic view of a part of a structure of a clamp according to an embodiment of the present invention;
fig. 5 is a schematic structural diagram of a fixture according to an embodiment of the present invention.
In the figure:
1. a fixing member; 11. wedge-shaped grooves; 12. a waist-shaped hole;
2. A positioning sleeve;
3. a guide sleeve; 31. an accommodation hole; 32. a second accommodating groove; 33. a first key hole;
4. Clamping blocks; 41. a first accommodating groove;
5. a driving member; 6. a transmission member; 7. a connecting key; 8. a base; 9. a mounting plate; 100. and (3) a planet wheel.
Detailed Description
The technical scheme of the invention is further described below by the specific embodiments with reference to the accompanying drawings. It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not limiting thereof. It should be further noted that, for convenience of description, only some, but not all of the drawings related to the present invention are shown.
The embodiment provides a clamp, which is mainly used for clamping and positioning the planet wheel 100, so that the planet wheel 100 is clamped when the milling machine processes the planet wheel 100, but the clamp is not limited to the clamping, and the clamp can be also used for fixing other parts with spherical cavities, so that the clamp has clamping and positioning functions at the same time, and further the processing precision of a piece to be clamped is improved. In this embodiment, the planetary gear 100 is taken as an example of the member to be clamped.
As shown in fig. 1 and 2, the present embodiment provides a jig including a fixing member 1, a positioning sleeve 2, and a guide sleeve 3. The locating sleeve 2 is fixedly sleeved outside the fixing piece 1, and the lower end of the planet wheel 100 can be abutted to the upper end face of the locating sleeve 2. The guide sleeve 3 is sleeved outside the fixing piece 1 and can reciprocate along the axial direction of the fixing piece 1. A plurality of clamping blocks 4 are arranged at intervals along the peripheral surface of the guide sleeve 3, the clamping blocks 4 are positioned above the positioning sleeve 2, the clamping blocks 4 can move along the radial direction of the guide sleeve 3, and when the guide sleeve 3 moves downwards, the fixing piece 1 drives the clamping blocks 4 to move along the radial direction of the guide sleeve 3 and away from the axial direction of the guide sleeve 3.
When the clamp is used for positioning the planet wheel 100, the lower end of the planet wheel 100 is abutted to the upper end face of the positioning sleeve 2, and as the clamping block 4 is positioned above the positioning sleeve 2, the clamping block 4 is positioned in the spherical cavity of the planet wheel 100. Because the guide sleeve 3 is sleeved outside the fixing piece 1 and can reciprocate along the axial direction of the positioning sleeve 2, when the guide sleeve 3 moves downwards, the fixing piece 1 drives the clamping blocks 4 to move along the radial direction of the guide sleeve 3 in the direction away from the central line of the guide sleeve 3, so that the clamping blocks 4 move outwards along with the downward movement of the guide sleeve 3, the diameters of the circumferences of the clamping blocks 4 are increased, the clamping blocks 4 are propped against the inner wall of the spherical cavity, and the clamping of the planet wheel 100 is realized. The clamp in the prior art can extend into the spherical cavity of the outer star wheel 100 at the clamping jaw, so that downward acting force cannot be applied to the planetary wheel 100, therefore, the lower end of the planetary wheel 100 cannot be guaranteed to be abutted against the clamp, the planetary wheel 100 is inclined, the guide sleeve 3 in the embodiment can apply downward acting force to the planetary wheel 100 when moving downwards, the lower end of the planetary wheel 100 can be abutted against the upper end face of the positioning sleeve 2, the inclination of the planetary wheel 100 is effectively avoided, the axis of the planetary wheel 100 is overlapped with the axis of the positioning sleeve 2, and the positioning of the planetary wheel 100 is realized.
In order to increase the contact area between the positioning sleeve 2 and the planet wheel 100, the upper end surface of the positioning sleeve 2 is provided with a circular arc chamfer.
As shown in fig. 2 and 3, in order to drive the clamping block 4 to move up and down when the guide sleeve 3 moves up and down, a plurality of accommodating holes 31 are formed along the circumferential surface of the guide sleeve 3, and each accommodating hole 31 is internally provided with the clamping block 4. In the present embodiment, three accommodation holes 31 and three clamp blocks 4 are provided, and the three accommodation holes 31 are uniformly distributed on the circumferential surface of the guide sleeve 3. Of course, the number of the accommodating holes 31 may be two or more than three in other embodiments.
As shown in fig. 2-4, in order to make the guide sleeve 3 move downwards, the fixing member 1 drives the clamping block 4 to move along the radial direction of the guide sleeve 3 and far away from the axial direction of the guide sleeve 3, a wedge-shaped groove 11 is formed in a position, corresponding to the clamping block 4, on the fixing member 1, the groove bottom of the wedge-shaped groove 11 is obliquely arranged, the groove bottom gradually and far away from the axial direction of the fixing member 1 from top to bottom, and one end of the clamping block 4 is abutted against the wedge-shaped groove 11, so that the movement track of the clamping block 4 is consistent with the inclination state of the groove bottom of the wedge-shaped groove 11.
The clamp further comprises a driving member 5 and a transmission member 6. The driving member 5 may be a cylinder or an oil cylinder or the like to drive the driving member 6 to move in the axial direction of the fixing member 1. The fixing member 1 has a hollow structure, and the transmission member 6 is disposed in the hollow structure of the fixing member 1, so that the transmission member 6 can move up and down in the hollow structure. The transmission piece 6 is in transmission connection with the guide sleeve 3, so that the guide sleeve 3 is driven to move up and down.
In order to realize the transmission connection of the transmission piece 6 and the guide sleeve 3, the fixture further comprises a connecting key 7, and the guide sleeve 3 and the transmission piece 6 are in transmission connection through the connecting key 7. Two right waist-shaped holes 12 are formed in the fixing piece 1, and the length direction of the waist-shaped holes 12 is consistent with the axial direction of the guide sleeve 3. The connection key 7 traverses the two waist-shaped holes 12 and can move up and down along the length direction of the waist-shaped holes 12, so that the guide sleeve 3 can move up and down relative to the fixing member 1.
In order to connect the guide sleeve 3 with the transmission member 6 by means of the connecting key 7, a first key hole 33 is provided in the guide sleeve 3 and a second key hole is provided in the transmission member 6. The connecting key 7 sequentially passes through the first key hole 33, the waist-shaped hole 12 and the second key hole, so that the guide sleeve 3 and the transmission piece 6 are in transmission connection. Preferably, two first key holes 33 are provided on the guide sleeve 3, and the two first key holes 33 are disposed opposite to each other.
The lower part of the guiding sleeve 3 is arranged in the positioning sleeve 2 in a penetrating way, preferably, the first key hole 33 is arranged below the upper end surface of the positioning sleeve 2, so that the connecting key 7 is not exposed, dust is prevented from entering between the guiding sleeve 3 and the fixing piece 1 through the first key hole 33, and the attractiveness of the clamp can be improved.
The fixture further comprises a base 8, the base 8 and the fixing piece 1 are of an integrated structure, the positioning sleeve 2 is fixedly connected to the base 8, a through hole capable of enabling the transmission piece 6 to move up and down is formed in the base 8, and the transmission piece 6 penetrates through the through hole.
As shown in fig. 2,4 and 5, the clamp preferably further comprises a mounting plate 9. The base 8 is fixedly connected to one side of the mounting plate 9, and the housing of the driving member 5 is fixedly connected to the other side of the mounting plate 9. The mounting plate 9 is provided with a through hole to connect the output end of the driving member 5 with the transmission member 6.
As shown in fig. 5, when the guide sleeve 3 moves upward, the clamping blocks 4 enter the position where the depth of the wedge-shaped groove 11 is large, and therefore, the clamping blocks 4 can move in the radial direction of the guide sleeve 3 in the direction close to the axis of the guide sleeve 3, thereby reducing the diameter of the circumference where the plurality of clamping blocks 4 are located, and causing the clamping blocks 4 to loosen the planetary gears 100.
In this embodiment, when the guide bush 3 moves upward, in order to facilitate movement of the clamp blocks 4 in a direction approaching the axis of the guide bush 3, a plurality of clamp blocks 4 are sleeved with elastic rings (not shown in the figure). The elastic ring is always in a tensioned state or is in a natural state only when the clamping block 4 is positioned at the position of the maximum groove depth of the wedge-shaped groove 11, and is in a tensioned state when the clamping block 4 is positioned at other positions of the wedge-shaped groove 11. In particular, the elastic ring may be an O-ring.
As shown in fig. 5, the outer circumferential surface of the clamping block 4 is an arc surface, so that the contact area between the clamping block 4 and the planet wheel 100 is increased, and the clamping effect is improved. The first accommodating groove 41 is formed in the outer peripheral surface of the clamping block 4, and the elastic ring is accommodated in the first accommodating groove 41, so that the elastic ring is sleeved on the clamping blocks 4, and the elastic ring is prevented from moving up and down along the axial direction of the guide sleeve 3.
The guide sleeve 3 is provided with a second accommodating groove 32 along the outer peripheral surface thereof, and the elastic ring can be accommodated in the first accommodating groove 41 and the second accommodating groove 32. The first accommodation groove 41 and the second accommodation groove 32 are respectively arranged on the outer circumferential surface of the clamping block 4 and the outer circumferential surface of the guide sleeve 3, so that the elastic ring is convenient to process and manufacture, and is convenient to replace after the elastic ring is damaged.
The process of clamping the planetary gear 100 and positioning the planetary gear 100 by the clamp provided in this embodiment is as follows:
1. Placing the lower end of the planet 100 to the upper end of the positioning sleeve 2;
2. The driving piece 5 drives the transmission piece 6 to move downwards, the driving piece 6 drives the guide sleeve 3 to move downwards, the clamping blocks 4 arranged on the guide sleeve 3 move downwards along with the guide sleeve 3, and under the action of the wedge-shaped groove 11, the clamping blocks 4 move in the axial direction away from the guide sleeve 3 to clamp the planet wheel 100, meanwhile, the clamping blocks 4 move downwards to press the planet wheel 100 downwards, the lower ends of the planet wheels 100 are all abutted with the upper end face of the positioning sleeve 2, and the positioning of the planet wheel 100 is realized.
The process of loosening the planetary gear 100 by the clamp provided in this embodiment is as follows:
The driving member 5 drives the driving member 6 to move upwards, and the driving member 6 drives the guide sleeve 3 to move upwards, the clamping block 4 arranged on the guide sleeve 3 moves upwards along with the guide sleeve 3, and under the action of the wedge-shaped groove 11, the clamping block 4 moves towards the axis direction close to the guide sleeve 3, so that the planet wheel 100 is loosened.
It is to be understood that the above examples of the present invention are provided for clarity of illustration only and are not limiting of the embodiments of the present invention. Other variations or modifications of the above teachings will be apparent to those of ordinary skill in the art. It is not necessary here nor is it exhaustive of all embodiments. Any modification, equivalent replacement, improvement, etc. which come within the spirit and principles of the invention are desired to be protected by the following claims.
Claims (9)
1. A clamp, comprising:
A fixing member (1);
the positioning sleeve (2) is fixedly sleeved outside the fixing piece (1), and the lower end of the piece to be clamped can be abutted against the upper end face of the positioning sleeve (2);
The guide sleeve (3) is sleeved outside the fixing piece (1), and the lower part of the guide sleeve (3) penetrates through the positioning sleeve (2) and can reciprocate along the axial direction of the fixing piece (1); a plurality of clamping blocks (4) are arranged at intervals along the peripheral surface of the guide sleeve (3), the clamping blocks (4) are located above the positioning sleeve (2), the clamping blocks (4) can move along the radial direction of the guide sleeve (3), and when the guide sleeve (3) moves downwards, the fixing piece (1) drives the clamping blocks (4) to move along the radial direction of the guide sleeve (3) far away from the axial direction of the guide sleeve (3) so as to clamp the piece to be clamped, and meanwhile, the clamping blocks (4) move downwards so that the guide sleeve (3) can apply downward acting force to the piece to be clamped when moving downwards, and the lower end of the piece to be clamped is abutted to the upper end face of the positioning sleeve (2).
2. The clamp according to claim 1, characterized in that a wedge-shaped groove (11) is formed in the position, corresponding to the clamping block (4), of the fixing piece (1), the groove bottom of the wedge-shaped groove (11) is obliquely arranged, and the groove bottom is gradually far away from the axis of the fixing piece (1) from top to bottom; one end of the clamping block (4) is abutted against the wedge-shaped groove (11).
3. The clamp according to claim 1, characterized in that a plurality of receiving holes (31) are provided along the peripheral surface of the guide sleeve (3), each receiving hole (31) being provided with the clamping block (4) therein.
4. The clamp according to claim 1, characterized in that the upper end face of the positioning sleeve (2) is provided with a circular arc chamfer.
5. The fixture according to claim 4, further comprising a driving member (5) and a transmission member (6), wherein the driving member (5) can drive the transmission member (6) to move along the axial direction of the fixing member (1), the fixing member (1) is of a hollow structure, and the transmission member (6) is arranged in the hollow structure of the fixing member (1) and is in transmission connection with the guide sleeve (3) so as to drive the guide sleeve (3) to move up and down.
6. The clamp according to claim 5, further comprising a connecting key (7), wherein the fixing member (1) is provided with two right opposite waist-shaped holes (12), the connecting key (7) is arranged in the waist-shaped holes (12) in a penetrating manner and can move along the length direction of the waist-shaped holes (12), and the guide sleeve (3) and the transmission member (6) are in transmission connection through the connecting key (7).
7. The clamp according to claim 1, further comprising an elastic ring, wherein the outer circumferential surface of the clamping block (4) is an arc surface, a first accommodating groove (41) is formed in the outer circumferential surface of the clamping block (4), and the elastic ring is sleeved on the clamping blocks (4) and accommodated in the first accommodating groove (41).
8. The clamp according to claim 7, wherein the guide sleeve (3) is provided with a second accommodating groove (32) along the outer peripheral surface thereof, and the elastic ring can be accommodated in the first accommodating groove (41) and the second accommodating groove (32).
9. The fixture according to claim 5, further comprising a base (8), wherein the base (8) and the fixing member (1) are integrally formed, the positioning sleeve (2) is fixedly connected to the base (8), and a through hole capable of enabling the transmission member (6) to move up and down is formed in the base (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910944024.5A CN110524281B (en) | 2019-09-30 | 2019-09-30 | Clamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910944024.5A CN110524281B (en) | 2019-09-30 | 2019-09-30 | Clamp |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110524281A CN110524281A (en) | 2019-12-03 |
| CN110524281B true CN110524281B (en) | 2024-06-18 |
Family
ID=68671450
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910944024.5A Active CN110524281B (en) | 2019-09-30 | 2019-09-30 | Clamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110524281B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110842241A (en) * | 2019-12-23 | 2020-02-28 | 上海精智实业股份有限公司 | Tensioning clamp |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203863377U (en) * | 2014-03-25 | 2014-10-08 | 福建科捷机电有限公司 | Tapered wedge type workpiece clamp |
| CN205363303U (en) * | 2016-01-25 | 2016-07-06 | 陈恭礼 | Outer star gear internal expanding location locking clamp |
| CN210588268U (en) * | 2019-09-30 | 2020-05-22 | 武汉联航机电有限公司 | Clamp |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN200942446Y (en) * | 2006-08-30 | 2007-09-05 | 宝山钢铁股份有限公司 | Inner support for processing special steel pipe button |
| CN101659013B (en) * | 2009-09-07 | 2012-02-15 | 奇瑞汽车股份有限公司 | Automatic spreading and linking clamping mechanism |
| DE102012214923A1 (en) * | 2012-03-23 | 2013-09-26 | Gühring Ohg | Interface between two system modules of a tool system |
| CN103659377B (en) * | 2013-12-12 | 2016-02-10 | 宁波菲仕运动控制技术有限公司 | A kind of processing tool for excircle of cylindrical workpiece |
| TWM540005U (en) * | 2015-08-06 | 2017-04-21 | Starvision Machinery Co Ltd | Added axial positioning and clamping mechanism for bridge type machining center |
| CN108890357B (en) * | 2018-07-20 | 2023-06-06 | 黄河科技学院 | Inclined wedge sliding column centering clamping mechanism for automatic production line |
| CN209380362U (en) * | 2018-11-15 | 2019-09-13 | 郑州予仁工业设计有限公司 | A kind of inclined wedge traveller centering machine |
-
2019
- 2019-09-30 CN CN201910944024.5A patent/CN110524281B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203863377U (en) * | 2014-03-25 | 2014-10-08 | 福建科捷机电有限公司 | Tapered wedge type workpiece clamp |
| CN205363303U (en) * | 2016-01-25 | 2016-07-06 | 陈恭礼 | Outer star gear internal expanding location locking clamp |
| CN210588268U (en) * | 2019-09-30 | 2020-05-22 | 武汉联航机电有限公司 | Clamp |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110524281A (en) | 2019-12-03 |
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