CN109175425B - Auxiliary centering long-stroke tool fixture - Google Patents
Auxiliary centering long-stroke tool fixture Download PDFInfo
- Publication number
- CN109175425B CN109175425B CN201811173734.4A CN201811173734A CN109175425B CN 109175425 B CN109175425 B CN 109175425B CN 201811173734 A CN201811173734 A CN 201811173734A CN 109175425 B CN109175425 B CN 109175425B
- Authority
- CN
- China
- Prior art keywords
- wedge
- end cover
- anchor clamps
- clamps body
- sealing
- 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.)
- Active
Links
- 238000007789 sealing Methods 0.000 claims abstract description 40
- 210000000078 claw Anatomy 0.000 claims abstract description 23
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 12
- 239000010959 steel Substances 0.000 claims abstract description 12
- 238000000034 method Methods 0.000 claims description 7
- 239000012535 impurity Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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
- B23B31/103—Retention by pivotal elements, e.g. catches, pawls
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Clamps And Clips (AREA)
Abstract
The invention provides an auxiliary centering length stroke tool clamp which comprises a plurality of base claws, a clamp body, a sealing end cover, a wedge-shaped mandrel, three screws, a sealing ring, three fixing bolts, steel balls, springs, pull rods, anti-rotation nuts, fixing jackscrews and limiting bolts, wherein the three base claws are connected to the clamp body, the sealing end cover is connected to the upper side of the clamp body, the wedge-shaped mandrel is arranged in the clamp body, the clamp body and the sealing end cover are fixed through the screws, the plurality of fixing bolts are connected to the clamp body, the wedge-shaped mandrel is connected to the clamp body, the pull rods are connected to the wedge-shaped mandrel, the anti-rotation nuts are connected to the bottoms of the wedge-shaped mandrel, the steel balls, the springs and the limiting bolts are arranged in the anti-rotation nuts, the fixing jackscrews are arranged on the fixing jackscrews, the pull rods are connected to the fixing jackscrews, the wedge-shaped mandrel is connected to the upper side of the limiting bolts, and the wedge-shaped mandrel is used for auxiliary centering length.
Description
[ field of technology ]
The invention relates to the technical field of lathe machining, in particular to the technical field of auxiliary centering length stroke tool fixtures.
[ background Art ]
The fixture is used for clamping a workpiece (or guiding a cutter), the workpiece is fixed by using a three-jaw chuck at present, the fixture is easy to generate eccentricity when clamping the workpiece, the stroke is short, and impurities such as dust are easy to enter the interior of the common fixture, so that the fixture is necessary to provide an auxiliary centering long stroke fixture.
[ invention ]
The invention aims to overcome the defects of the prior art, and provides an auxiliary centering length stroke tool clamp, which aims to solve the technical problems that in the prior art, when a clamp clamps a workpiece, the clamp is easy to be eccentric, the stroke is shorter, and impurities are not easy to enter the clamp.
In order to achieve the above purpose, the invention provides an auxiliary centering length stroke tool clamp, which comprises a plurality of base claws, a clamp body, a sealing end cover, a wedge mandrel, a plurality of screws, a sealing ring, a plurality of fixing bolts, steel balls, springs, pull rods, anti-rotation nuts, fixing jackscrews and limiting bolts, wherein the plurality of base claws are connected to the clamp body, the sealing end cover is connected to the upper portion of the clamp body, the sealing ring is arranged between the sealing end cover and the clamp body, the wedge mandrel is arranged in the clamp body, the clamp body and the sealing end cover are fixed through the plurality of screws, the plurality of fixing bolts are connected to the clamp body, the wedge mandrel is connected to the wedge mandrel, the pull rods are connected to the bottom of the wedge mandrel, the anti-rotation nuts are arranged in the clamp body, the steel balls and springs are connected to the bottom of the steel balls, the fixing jackscrews are arranged on the anti-rotation nuts, the fixing jackscrews are connected to the fixing jackscrews, the wedge bolts are arranged in the clamp body, and the limiting bolts are connected to the upper portion of the pull rods.
Preferably, the number of the base claws is three, the angle formed between the two adjacent base claws is 120 degrees, each base claw is provided with two threaded through holes, and each base claw is provided with three process notches.
Preferably, the number of the screws is 3, the center points of the screws are on the same circumference, and the angle formed between two adjacent screws is 120 degrees.
Preferably, the number of the fixing bolts is 3, the center points of the bolts are on the same circumference, and the angle formed between two adjacent bolts is 120 degrees.
Preferably, the clamp body, the sealing end cover and the pull rod are arranged on the same central line.
Preferably, the sealing end cover comprises an end cover body, a sealing ring groove and a plurality of screw holes, wherein the sealing ring groove is formed in the end cover body, three screw holes are formed in the end cover body, and a sealing ring is connected to the sealing ring groove.
The invention has the beneficial effects that: compared with the prior art, the auxiliary centering length stroke tool clamp provided by the invention has the advantages that the structure is reasonable, the number of the base claws is three, the angle formed between the two adjacent base claws is 120 degrees, the stress is balanced when clamping a workpiece, the clamp body, the sealing end cover and the pull rod are arranged on the same central line, the center of the workpiece is ensured to be the position, the wedge-shaped mandrel can control the stroke of the pull rod in the up-and-down motion, the sealing performance of the sealing end cover is good, and the service life of the clamp can be prolonged.
The features and advantages of the present invention will be described in detail by way of example with reference to the accompanying drawings.
[ description of the drawings ]
FIG. 1 is a schematic diagram of a front view structure of an auxiliary centering long-stroke tool fixture according to an embodiment of the invention;
FIG. 2 is a schematic top view of an auxiliary centering length stroke fixture according to an embodiment of the present invention;
fig. 3 is a schematic structural diagram of a seal end cover of an auxiliary centering long-stroke tool fixture according to an embodiment of the present invention.
In the figure: 1-base claw, 2-clamp body, 3-seal end cover, 4-wedge mandrel, 5-screw, 6-seal ring, 7-fixing bolt, 8-steel ball, 9-spring, 10-pull rod, 11-anti-rotation nut, 12-fixing jackscrew, 13-limit bolt, 31-end cover body, 32-seal ring groove, 33-screw hole, 101-threaded through hole, 102-process notch.
[ detailed description ] of the invention
The present invention will be further described in detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present invention more apparent. It should be understood that the detailed description and specific examples, while indicating the invention, are intended for purposes of illustration only and are not intended to limit the scope of the invention. In addition, in the following description, descriptions of well-known structures and techniques are omitted so as not to unnecessarily obscure the present invention.
Referring to fig. 1, 2 and 3, the embodiment of the invention provides an auxiliary centering length stroke fixture, which comprises a plurality of base claws 1, a fixture body 2, a sealing end cover 3, a wedge mandrel 4, a plurality of screws 5, a sealing ring 6, a plurality of fixing bolts 7, steel balls 8, springs 9, a pull rod 10, an anti-rotation nut 11, a fixing jackscrew 12 and a limit bolt 13, wherein the fixture body 2 is connected with the plurality of base claws 1, the sealing end cover 3 is connected above the fixture body 2, the sealing ring 6 is arranged between the sealing end cover 3 and the fixture body 2, the wedge mandrel 4 is arranged in the fixture body 2, the fixture body 2 and the sealing end cover 3 are fixed through the plurality of screws 5, the fixture body 2 is connected with the plurality of fixing bolts 7, the fixture body 2 is connected with the wedge mandrel 4, the wedge mandrel 4 is connected with a pull rod 10, the bottom of the wedge mandrel 4 is connected with an anti-rotation nut 11, the wedge mandrel 4 is arranged in the clamp body 2, the anti-rotation nut 11 is internally provided with a steel ball 8 and a spring 9, the bottom of the steel ball 8 is connected with the spring 9, the anti-rotation nut 11 is provided with a fixed jackscrew 12, the fixed jackscrew 12 is connected with the pull rod 10, the clamp body 2 is internally provided with a limit bolt 13, the wedge mandrel 4 is connected above the limit bolt 13, the number of the base claws 1 is three, the angle formed between the two adjacent base claws 1 is 120 degrees, each base claw 1 is provided with two threaded through holes 101, each base claw 1 is provided with three process notches 102, the number of the bolts 5 is 3, the center point of screw 5 on same circumference and the angle that forms between two adjacent screws 5 be 120, the quantity of fixing bolt 7 be 3, the center point of bolt 7 on same circumference and the angle that forms between two adjacent screws 5 be 120, anchor clamps body 2, seal end cover 3 and pull rod 10 install on same central line, seal end cover 3 include end cover body 31, sealing washer groove 32, a plurality of screw hole 33, end cover body 31 on be equipped with sealing washer groove 32, end cover body 31 on be equipped with three screw hole 33, sealing washer groove 32 on be connected with sealing washer 6.
The working process of the invention comprises the following steps:
in the working process of the auxiliary centering length stroke tool clamp, 3 base claws 1, a clamp body 2, a sealing end cover 3, a wedge-shaped mandrel 4, 3 screws 5, a sealing ring 6, 3 fixing bolts 7, steel balls 8, springs 9, a pull rod 10, an anti-rotation nut 11, a fixing jackscrew 12 and a limiting bolt 13 form the auxiliary centering length stroke tool clamp, the clamp body 2 is fixed through the fixing bolts 7, impurities are not easy to enter the clamp through the sealing end cover 3, the service life is prolonged, the wedge-shaped mandrel 4 controls the stroke of the up-and-down movement of the pull rod 10, and the 3 base claws 1 move left and right to fix a workpiece.
The foregoing description of the preferred embodiments of the invention is not intended to be limiting, but rather is intended to cover all modifications, equivalents, or alternatives falling within the spirit and principles of the invention.
Claims (3)
1. An auxiliary centering length stroke frock clamp which is characterized in that: including a plurality of basal paws (1), anchor clamps body (2), seal end cap (3), wedge dabber (4), a plurality of screw (5), sealing washer (6), a plurality of fixing bolt (7), steel ball (8), spring (9), pull rod (10), anti-rotation nut (11), fixed jackscrew (12), spacing bolt (13), anchor clamps body (2) on be connected with a plurality of basal paws (1), the top of anchor clamps body (2) be connected with seal end cap (3), seal end cap (3) and anchor clamps body (2) between be equipped with sealing washer (6), anchor clamps body (2) in be equipped with wedge dabber (4), anchor clamps body (2) and seal end cap (3) pass through a plurality of screw (5) and fix, anchor clamps body (2) on be connected with a plurality of fixing bolt (7), anchor clamps body (2) on be connected with wedge dabber (4), wedge dabber (4) on be connected with pull rod (10), the bottom of wedge (4) be connected with anti-rotation nut (11), anchor clamps body (2) in wedge dabber (4) install in wedge (8) and in spring (9), the bottom of the steel ball (8) is connected with a spring (9), the anti-rotation nut (11) is provided with a fixed jackscrew (12), the fixed jackscrew (12) is connected with a pull rod (10), a limit bolt (13) is arranged in the clamp body (2), and a wedge-shaped mandrel (4) is connected above the limit bolt (13); the number of the base claws (1) is three, the angle formed between two adjacent base claws (1) is 120 degrees, each base claw (1) is provided with two threaded through holes (101), and each base claw (1) is provided with three process notches (102); the clamp body (2), the sealing end cover (3) and the pull rod (10) are arranged on the same central line; the sealing end cover (3) comprises an end cover body (31), a sealing ring groove (32) and a plurality of screw holes (33), wherein the sealing ring groove (32) is formed in the end cover body (31), three screw holes (33) are formed in the end cover body (31), and a sealing ring (6) is connected to the sealing ring groove (32).
2. An auxiliary centering length stroke tooling fixture as claimed in claim 1, wherein: the number of the screws (5) is 3, the center points of the screws (5) are on the same circumference, and the angle formed between two adjacent screws (5) is 120 degrees.
3. An auxiliary centering length stroke tooling fixture as claimed in claim 1, wherein: the number of the fixing bolts (7) is 3, the center points of the bolts (7) are on the same circumference, and an angle formed between two adjacent bolts (7) is 120 degrees.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811173734.4A CN109175425B (en) | 2018-10-09 | 2018-10-09 | Auxiliary centering long-stroke tool fixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811173734.4A CN109175425B (en) | 2018-10-09 | 2018-10-09 | Auxiliary centering long-stroke tool fixture |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109175425A CN109175425A (en) | 2019-01-11 |
| CN109175425B true CN109175425B (en) | 2023-11-24 |
Family
ID=64947505
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811173734.4A Active CN109175425B (en) | 2018-10-09 | 2018-10-09 | Auxiliary centering long-stroke tool fixture |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109175425B (en) |
Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2010914A1 (en) * | 1968-06-14 | 1970-02-20 | Fischer David | |
| DE3630805C1 (en) * | 1986-09-10 | 1988-02-04 | Smw Spanneinrichtungen | Chuck |
| MXPA05013534A (en) * | 2005-09-08 | 2007-03-07 | Advanced Tooling Systems Inc | Fixture for machine tools. |
| EP2105226A1 (en) * | 2008-03-25 | 2009-09-30 | Schunk GmbH & Co. KG Spann- und Greiftechnik | Magnet chuck |
| CN102451923A (en) * | 2010-11-02 | 2012-05-16 | 唐淑娟 | Split type inverted wedge type power chuck for machine |
| CN102717111A (en) * | 2012-07-04 | 2012-10-10 | 大连瓦轴金舟机械有限公司 | Device for eliminating deformation of forging blank clamped on numerical control lathe |
| CN103231084A (en) * | 2013-05-21 | 2013-08-07 | 方式 | Wedge-type power chuck |
| CN203221217U (en) * | 2013-05-21 | 2013-10-02 | 方式 | Wedge-shaped power chuck |
| CN204953939U (en) * | 2015-08-19 | 2016-01-13 | 湖北文盛模具制品有限公司 | Novel chuck |
| CN205478840U (en) * | 2016-04-17 | 2016-08-17 | 魏仕槚 | Locking force adjustable locknut |
| CN106694924A (en) * | 2015-11-17 | 2017-05-24 | 青岛经济技术开发区海尔热水器有限公司 | Clamping tool |
| CN208976867U (en) * | 2018-10-09 | 2019-06-14 | 杭州泽正机械有限公司 | A kind of auxiliary centering long stroke frock clamp |
-
2018
- 2018-10-09 CN CN201811173734.4A patent/CN109175425B/en active Active
Patent Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2010914A1 (en) * | 1968-06-14 | 1970-02-20 | Fischer David | |
| DE3630805C1 (en) * | 1986-09-10 | 1988-02-04 | Smw Spanneinrichtungen | Chuck |
| MXPA05013534A (en) * | 2005-09-08 | 2007-03-07 | Advanced Tooling Systems Inc | Fixture for machine tools. |
| EP2105226A1 (en) * | 2008-03-25 | 2009-09-30 | Schunk GmbH & Co. KG Spann- und Greiftechnik | Magnet chuck |
| CN102451923A (en) * | 2010-11-02 | 2012-05-16 | 唐淑娟 | Split type inverted wedge type power chuck for machine |
| CN102717111A (en) * | 2012-07-04 | 2012-10-10 | 大连瓦轴金舟机械有限公司 | Device for eliminating deformation of forging blank clamped on numerical control lathe |
| CN103231084A (en) * | 2013-05-21 | 2013-08-07 | 方式 | Wedge-type power chuck |
| CN203221217U (en) * | 2013-05-21 | 2013-10-02 | 方式 | Wedge-shaped power chuck |
| CN204953939U (en) * | 2015-08-19 | 2016-01-13 | 湖北文盛模具制品有限公司 | Novel chuck |
| CN106694924A (en) * | 2015-11-17 | 2017-05-24 | 青岛经济技术开发区海尔热水器有限公司 | Clamping tool |
| CN205478840U (en) * | 2016-04-17 | 2016-08-17 | 魏仕槚 | Locking force adjustable locknut |
| CN208976867U (en) * | 2018-10-09 | 2019-06-14 | 杭州泽正机械有限公司 | A kind of auxiliary centering long stroke frock clamp |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109175425A (en) | 2019-01-11 |
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| SE01 | Entry into force of request for substantive examination | ||
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| GR01 | Patent grant |