CN105033294A - Detachable anti-skid three-jaw chuck - Google Patents
Detachable anti-skid three-jaw chuck Download PDFInfo
- Publication number
- CN105033294A CN105033294A CN201510535743.3A CN201510535743A CN105033294A CN 105033294 A CN105033294 A CN 105033294A CN 201510535743 A CN201510535743 A CN 201510535743A CN 105033294 A CN105033294 A CN 105033294A
- Authority
- CN
- China
- Prior art keywords
- chuck body
- movable jaw
- chuck
- clamping
- skid
- 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
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Gripping On Spindles (AREA)
Abstract
The invention discloses a detachable anti-skid three-jaw chuck and belongs to the field of clamping devices. The detachable anti-skid three-jaw chuck comprises a chuck body and three movable clamping jaws evenly distributed on the chuck body in the circumferential direction. The detachable anti-skid three-jaw chuck is characterized in that the end, close to the center of the chuck body, of each movable clamping jaw is provided with a groove, and the grooves are distributed in the direction parallel to the axis of the chuck body; the detachable anti-skid three-jaw chuck further comprises clamping jaw heads fixed to the ends, close to the center of the chuck body, of the movable clamping jaws; the side, close to the corresponding movable clamping jaw, of each clamping jaw head protrudes outwards to form a boss, and each boss is fixed into the corresponding groove; and the end, close to the center of the chuck body, of each clamping jaw head is evenly coated with a rubber layer. The clamping jaw heads are arranged to clamp a workpiece, the clamping jaw heads are provided with anti-skid strips so that the anti-skid performance of the clamping jaws is better, and the workpiece clamping effect of the clamping jaws is better. Moreover, after the clamping jaw heads are damaged, only the clamping jaw heads need to be replaced, and the movable clamping jaws can be continuously used, so that waste is reduced, and the production cost is lowered.
Description
Technical field
The present invention relates to clamping device field, particularly the detachable anti-skidding scroll chuck of one.
Background technology
At present, in industrial production, people use lathe to process various workpiece usually, process divides two kinds usually, one be cutter is fixed and workpiece around tool motion to complete processing, another kind be workpiece fixed cutting tool around workpiece motion s to complete processing.No matter be that any processing mode all needs to grip in cutter and workpiece, clamping device conventional on lathe is scroll chuck.
In prior art, scroll chuck is made up of chuck body, movable jaw and claw driving mechanism.On scroll chuck below three claw targeting parts, screw thread is had to be meshed with the flat thread at the dish-shaped bevel gear back side, when rotating cone pinion with spanner by four square holes, dish-shaped pinion rotation, the flat thread at the back side drives three claws close or exit to center simultaneously.There are the following problems for scroll chuck of the prior art: because movable jaw entirety is made of metal, smooth surface coefficient of friction is little, and the frictional force when clamping workpiece between movable jaw and workpiece is little can not firmly by Workpiece clamping.If the clamping force strengthening movable jaw realizes the stable clamping to workpiece, be easy to cause damage to surface of the work, affect the normal use of workpiece.And in Long-Time Service, due to the contact of movable jaw front end and gripped object, the injury to movable jaw front end can be caused, cause movable jaw cannot clamp workpiece securely, the movable jaw damaged cannot continue to use, and makes movable jaw minimizing in service life.And due to the complex structure of movable jaw own, causing its processing difficulties, manufacturing cost is high.If only because damage cannot clamping work pieces and the movable jaw that more renews will cause great waste in movable jaw front end, processing new movable jaw also significantly can increase production cost.
Summary of the invention
The invention is intended to provide a kind of dismountable anti-skidding scroll chuck, to improve non-skid property, reduce the cost changing movable jaw.
For achieving the above object, basic technology scheme of the present invention is as follows: a kind of detachable anti-skidding scroll chuck, comprises chuck body, movable jaw; Described movable jaw has three and circumference is distributed on chuck body; It is characterized in that, described movable jaw is provided with groove near the one end at described chuck body center, and described groove is arranged along the direction paralleled with the axis of described chuck body; Also comprise and be fixed on the claw head of described movable jaw near one end, described chuck body center, the side outwardly convex of the nearly movable jaw of described claw head rest forms boss, and described boss is fixed in described groove; The end face of the nearly described chuck body central side of described claw head rest is provided with three grooves, is all embedded with tread plate in three described grooves.
Principle and the advantage of this programme are: by being provided with claw head on movable jaw, claw end surface is provided with tread plate, claw head is passed through by Workpiece clamping during scroll chuck work, the coefficient of friction of tread plate is larger than claw head, under applying onesize clamping force, the clamping effect of this set to workpiece is better, workpiece not easily slides, and improves non-skid property.If the wearing and tearing of claw head cannot firmly clamp workpiece after Long-Time Service, only need to structure be simply easy to process tread plate and claw head change, do not need to change movable jaw entirety, reach with this and cut the waste, reduce the object of production cost.
Preferred version one, based on scheme one improve, described tread plate is rubber strip, and the thickness of rubber strip is 2 millimeters and is provided with the lines of slanted bar shape on the surface.Such setting makes the non-skid property of tread plate better, can more firmly clamping work pieces.
Preferred version two, preferably the one of is improved, and described claw head is made up of carbon tool steel.The intensity of carbon tool steel is high, plasticity good toughness, good corrosion resistance, and the claw adopting carbon tool steel to make is durable for first watch, longer service life.
Preferred version three, preferably the one of two is improved, and described movable jaw is stepped away from the side at described chuck body center.Such setting makes scroll chuck not only can the outer surface of holding workpiece, and can also clamp the inner surface of tubular member, the scope of application is more extensive.
Accompanying drawing explanation
Fig. 1 is the structural representation of the embodiment of the present invention;
Fig. 2 is the connection diagram of movable jaw and claw head in the embodiment of the present invention;
Fig. 3 is the structural representation of claw head in the embodiment of the present invention.
Detailed description of the invention
Below by detailed description of the invention, the present invention is further detailed explanation:
Reference numeral in Figure of description comprises: chuck body 1, movable jaw 2, groove 3, claw head 4, boss 5, rubber layer 6.
Embodiment is substantially as shown in accompanying drawing 1, Fig. 2: a kind of scroll chuck, comprises chuck body 1, movable jaw 2; Described movable jaw 2 has three and circumference is distributed on chuck body 1; Described movable jaw 2 is provided with groove 3 near the one end at described chuck body 1 center, and described groove 3 is arranged along the direction paralleled with the axis of described chuck body 1.Also comprise and be fixedly connected on the claw head 4 of described movable jaw 2 near one end, described chuck body 1 center, described claw head 4 forms boss 5 near the side outwardly convex of movable jaw 2.The side of described boss 5 is provided with through hole, and the side of described groove 3 is provided with the via hole running through described movable jaw 2, and the opposite side of described groove 3 is provided with screwed hole, and described through hole, via hole and screwed hole are coaxial.Described boss 5 is fixed by screws in described groove 3.Described movable jaw 2 is stepped away from the side at described chuck body 1 center.
As shown in Figure 3, described claw head 4 is provided with three grooves near the end face of described chuck body 1 central side, tread plate 6 is all embedded with in three described grooves, described tread plate 6 is rubber strip, the thickness of rubber strip is 2 millimeters and is provided with the lines of slanted bar shape on the surface, and the preferred described claw head 4 of the present embodiment is made up of carbon tool steel.
In the present embodiment, by being provided with claw head 4 on movable jaw 2, claw head 4 is provided with three grooves, tread plate 6 is all embedded with in three described grooves, pass through claw head 4 during scroll chuck work by Workpiece clamping, the coefficient of friction of tread plate 6 is larger than claw head 4, and under applying onesize clamping force, the clamping effect of this set to workpiece is better, workpiece not easily slides, and improves non-skid property.If claw head 4 wearing and tearing cannot firmly clamp workpiece after Long-Time Service, the claw head 4 to structure is simply easy to process only is needed to change, do not need to change movable jaw 2 entirety, reach with this and cut the waste, reduce the object of production cost.Tread plate 6 is provided with slanted bar shape lines makes tread plate 6 non-skid property better, can more firmly clamping work pieces.Described movable jaw 2 is that the stepped scroll chuck that makes not only can the outer surface of holding workpiece away from the side at described chuck body 1 center, can also clamp the inner surface of tubular member, make the scope of application more extensive.
Above-described is only embodiments of the invention, and in scheme, the general knowledge such as known concrete structure and/or characteristic does not do too much description at this.Should be understood that; for a person skilled in the art, under the prerequisite not departing from structure of the present invention, some distortion and improvement can also be made; these also should be considered as protection scope of the present invention, and these all can not affect effect of the invention process and practical applicability.The protection domain that this application claims should be as the criterion with the content of its claim, and the detailed description of the invention in description etc. record the content that may be used for explaining claim.
Claims (4)
1. a detachable anti-skidding scroll chuck, comprises chuck body, movable jaw; Described movable jaw has three and circumference is distributed on chuck body; It is characterized in that, described movable jaw is provided with groove near the one end at described chuck body center, and described groove parallels with the axis of described chuck body; Be fixed with the claw head of rectangular block shape at described movable jaw near the one end at described chuck body center, the side outwardly convex of the nearly movable jaw of described claw head rest forms boss, and described boss is fixed in described groove; The end face of the nearly described chuck body central side of described claw head rest is provided with three grooves, is all embedded with tread plate in three described grooves.
2. detachable anti-skidding scroll chuck according to claim 1, it is characterized in that: described tread plate is rubber strip, the thickness of rubber strip is 2 millimeters and is provided with the lines of slanted bar shape on the surface.
3. detachable anti-skidding scroll chuck according to claim 2, is characterized in that: described claw head is made up of carbon tool steel.
4. detachable anti-skidding scroll chuck according to claim 3, is characterized in that: described movable jaw is stepped away from the side at described chuck body center.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510535743.3A CN105033294A (en) | 2015-08-28 | 2015-08-28 | Detachable anti-skid three-jaw chuck |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510535743.3A CN105033294A (en) | 2015-08-28 | 2015-08-28 | Detachable anti-skid three-jaw chuck |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105033294A true CN105033294A (en) | 2015-11-11 |
Family
ID=54440584
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510535743.3A Pending CN105033294A (en) | 2015-08-28 | 2015-08-28 | Detachable anti-skid three-jaw chuck |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105033294A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108448846A (en) * | 2018-06-18 | 2018-08-24 | 南京高传机电产业发展有限公司 | A kind of motor case transfer tooling |
| CN108481004A (en) * | 2018-06-18 | 2018-09-04 | 南京高传电机制造有限公司 | A kind of shell of wind-driven generator machining production line |
| CN108539939A (en) * | 2018-06-18 | 2018-09-14 | 南京高传电机制造有限公司 | A kind of motor case fixing tool |
| CN108551226A (en) * | 2018-06-18 | 2018-09-18 | 南京高传电机制造有限公司 | A kind of fixed body in motor case fixing tool |
-
2015
- 2015-08-28 CN CN201510535743.3A patent/CN105033294A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108448846A (en) * | 2018-06-18 | 2018-08-24 | 南京高传机电产业发展有限公司 | A kind of motor case transfer tooling |
| CN108481004A (en) * | 2018-06-18 | 2018-09-04 | 南京高传电机制造有限公司 | A kind of shell of wind-driven generator machining production line |
| CN108539939A (en) * | 2018-06-18 | 2018-09-14 | 南京高传电机制造有限公司 | A kind of motor case fixing tool |
| CN108551226A (en) * | 2018-06-18 | 2018-09-18 | 南京高传电机制造有限公司 | A kind of fixed body in motor case fixing tool |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20151111 |
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| WD01 | Invention patent application deemed withdrawn after publication |