CN208759069U - A kind of special-shaped axis centre bore replacing clamp - Google Patents
A kind of special-shaped axis centre bore replacing clamp Download PDFInfo
- Publication number
- CN208759069U CN208759069U CN201821586285.1U CN201821586285U CN208759069U CN 208759069 U CN208759069 U CN 208759069U CN 201821586285 U CN201821586285 U CN 201821586285U CN 208759069 U CN208759069 U CN 208759069U
- Authority
- CN
- China
- Prior art keywords
- gripping block
- centre bore
- screw thread
- positioning gripping
- block
- 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.)
- Expired - Fee Related
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Abstract
The utility model discloses a kind of special-shaped axis centre bore replacing clamps, including positioning gripping block and withstanding tight block, the positioning gripping block side is provided with taper platform, the positioning gripping block upper end two sides are provided with protrusion, bolt hole is provided in the protrusion, bolt is provided on the bolt hole inner wall, described bolt one end is provided with nut, internal screw thread is provided on the positioning gripping block inner wall, side is provided with workpiece in the positioning gripping block, and the other side is provided with the withstanding tight block in the positioning gripping block.Beneficial effect is: the utility model passes through setting internal screw thread, external screw thread, bolt, nuts and bolt hole, the double locking of fixture can be achieved, workpiece can be effectively prevent to loosen in process, ensure the processing quality of workpiece, by opening up centre bore on fixture, fixture can be made directly with the top connection of lathe, can to avoid opening up location hole in workpiece surface in processing, to effectively avoid the damage of workpiece surface.
Description
Technical field
The utility model relates to clamp arts, and in particular to a kind of special-shaped axis centre bore replacing clamp.
Background technique
Fixture, which refers to, to be used to fix processing object during machine-building, is allowed to occupy correct position, to receive to apply
Work or the device of detection.However existing special-shaped axis stationary fixture is mostly locked by the cooperation of bolts and nuts when in use
Tightly, locking mode is single, often workpiece can be made to loosen in process because fixture locking is unreliable, and then reduces workpiece
Processing quality, and existing special-shaped axis stationary fixture is mostly fixed together with lathe, when processing to workpiece surface, is often needed
Location hole is opened up in workpiece surface to realize that the positioning of workpiece clamps, and then cause workpiece surface to generate damage, therefore be badly in need of
A kind of special-shaped axis centre bore replacing clamp solves existing issue.
Summary of the invention
In order to overcome the shortage of prior art, it is proposed that a kind of special-shaped axis centre bore replacing clamp solves existing special-shaped axis
Stationary fixture locking mode is single, often workpiece can be made to loosen in process because fixture locking is unreliable, and then drops
Low workpiece processing quality and existing special-shaped axis stationary fixture are mostly fixed together with lathe, are added to workpiece surface
Working hour often needs to open up location hole in workpiece surface to realize that the positioning of workpiece clamps, and then workpiece surface is caused to generate damage
The problem of.
The utility model is achieved through the following technical solutions: the utility model proposes a kind of replacements of special-shaped axis centre bore to press from both sides
Tool, including positioning gripping block and withstanding tight block, the positioning gripping block side are provided with taper platform, the positioning gripping block upper end two
Side is provided with protrusion, is provided with bolt hole in the protrusion, bolt is provided on the bolt hole inner wall, described bolt one end is set
It is equipped with nut, internal screw thread is provided on the positioning gripping block inner wall, side is provided with workpiece in the positioning gripping block, described
The other side is provided with the withstanding tight block in positioning gripping block, and middle part is provided with fixing groove in the withstanding tight block, in the fixing groove
Spring is provided on wall, the spring one end is provided with baffle, and side is provided with external screw thread outside the withstanding tight block, described to hold out against
The other side is provided with anti-skidding annular knurl outside block, is provided with centre bore in the middle part of the withstanding tight block one side wall.
Further, the taper platform takes shape in the positioning gripping block, and the protrusion is welded on the positioning and clamps
On block, the quantity of the protrusion is two.
Further, the bolt hole takes shape in the protrusion, and the quantity of the bolt hole is two.
Further, the bolt is connected through a screw thread with the bolt hole, and the nut and the bolt pass through screw thread
Connection.
Further, for the forming internal threads in the positioning gripping block, the positioning gripping block uses hollow structure.
Further, the external screw thread, the anti-skidding annular knurl, the centre bore and the fixing groove take shape in the top
On tight block, the centre bore uses pyramidal structure, and the spring and the fixing groove are welded, and the baffle and the spring weld
It connects, the baffle is slidably connected with the fixing groove.
Further, the withstanding tight block is connect with the positioning gripping block by the external screw thread and the internal screw thread, institute
It states workpiece and is connected by the baffle and the spring with the positioning gripping block, the workpiece is the big abnormity in intermediate thin both ends
Axis.
The utility model compared with the existing technology, has the advantages that more to solve existing special-shaped axis stationary fixture
It is to be locked by the cooperation of bolts and nuts, locking mode is single, often workpiece can be made to exist because fixture locking is unreliable
The problem of loosening in process, and then reducing workpiece processing quality, the utility model pass through setting internal screw thread, outer spiral shell
Line, bolt, nuts and bolt hole, it can be achieved that fixture double locking, workpiece can be effectively prevent to loosen in process,
Ensure the processing quality of workpiece.It is mostly fixed together with lathe to solve existing special-shaped axis stationary fixture, to workpiece surface
When being processed, often need to open up location hole in workpiece surface to realize that the positioning of workpiece clamps, and then workpiece surface is caused to produce
The problem of raw damage, the utility model can make fixture directly with the top connection of lathe by opening up centre bore on fixture, can
It avoids opening up location hole in workpiece surface in processing, to effectively avoid the damage of workpiece surface.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of special-shaped axis centre bore replacing clamp described in the utility model.
Fig. 2 is the structural schematic diagram that gripping block is positioned in a kind of special-shaped axis centre bore replacing clamp described in the utility model.
Fig. 3 is the structural schematic diagram of withstanding tight block in a kind of special-shaped axis centre bore replacing clamp described in the utility model.
Fig. 4 is the section view that gripping block and withstanding tight block are positioned in a kind of special-shaped axis centre bore replacing clamp described in the utility model
Figure.
The reference numerals are as follows: 1, workpiece;2, bolt;3, withstanding tight block;4, anti-skidding annular knurl;5, nut;6, positioning clamps
Block;7, internal screw thread;8, raised;9, bolt hole;10, taper platform;11, external screw thread;12, fixing groove;13, centre bore;14, spring;
15, baffle.
Specific embodiment
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing and implementation
Example, the present invention will be further described in detail.It should be appreciated that specific embodiment described herein is only used to explain
The utility model is not used to limit the utility model.
As shown in fig. 1 to fig. 4, a kind of special-shaped axis centre bore replacing clamp, including positioning gripping block 6 and withstanding tight block 3, positioning
6 side of gripping block is provided with taper platform 10, and positioning 6 upper end two sides of gripping block are provided with protrusion 8, are provided with bolt hole in protrusion 8
9, bolt 2 is provided on 9 inner wall of bolt hole, and 2 one end of bolt is provided with nut 5, passes through matching for bolt 2, nut 5 and bolt hole 9
It closes, fixture can tentatively be locked, position and be provided with internal screw thread 7 on 6 inner wall of gripping block, position side setting in gripping block 6
There is workpiece 1, positions the other side in gripping block 6 and be provided with withstanding tight block 3, middle part is provided with fixing groove 12, fixing groove 12 in withstanding tight block 3
Spring 14 is provided on inner wall, 14 one end of spring is provided with baffle 15, passes through matching for spring 14, baffle 15 and taper platform 10
It closes, can be by the reliably positioning clamping of workpiece 1,3 outside side of withstanding tight block is provided with external screw thread 11, passes through internal screw thread 7 and external screw thread
Fixture can be locked again, workpiece 1 can be effectively prevent to loosen in process, outside withstanding tight block 3 by 11 cooperation
The other side is provided with anti-skidding annular knurl 4, and anti-skidding annular knurl 4 can play anti-skidding effect, 3 one side wall of withstanding tight block when locking withstanding tight block 3
Middle part is provided with centre bore 13.
Wherein, taper platform 10 takes shape in positioning gripping block 6, and protrusion 8 is welded in positioning gripping block 6, the quantity of protrusion 8
It is two, bolt hole 9 takes shape in protrusion 8, and the quantity of bolt hole 9 is two, and bolt 2 is connected through a screw thread with bolt hole 9, spiral shell
Mother 5 is connected through a screw thread with bolt 2, and internal screw thread 7 takes shape in positioning gripping block 6, and positioning gripping block 6 uses hollow structure, outside
Screw thread 11, anti-skidding annular knurl 4, centre bore 13 and fixing groove 12 take shape on withstanding tight block 3, and centre bore 13 uses pyramidal structure, bullet
Spring 14 and fixing groove 12 are welded, and baffle 15 and spring 14 weld, and baffle 15 is slidably connected with fixing groove 12, withstanding tight block 3 and positioning
Gripping block 6 is connected by external screw thread 11 and internal screw thread 7, and workpiece 1 is connected by baffle 15 and spring 14 with positioning gripping block 6, work
Part 1 is the big special-shaped axis in intermediate thin both ends.
The working principle for a kind of special-shaped axis centre bore replacing clamp that the utility model is mentioned: first by workpiece 1 when use
It is placed in positioning gripping block 6, and 1 outer wall of workpiece is made to be close to the inner wall of taper platform 10, withstanding tight block 3 is then passed through into external screw thread 11
It is screwed into positioning gripping block 6, and holds out against baffle 15 by workpiece 1 under action from the spring 14, to ensure the reliable fixed of workpiece 1
Bolt 2, is then screwed into bolt hole 9 by position, and will position gripping block 6 and withstanding tight block 3 by the cooperation of bolt 2 and nut 5
It is clamped again, to prevent workpiece 1 from loosening in process, it is ensured that the processing quality of workpiece 1, centre bore 13 can be with
The top connection of lathe can avoid opening up location hole on 1 surface of workpiece, to effectively avoid 1 surface of workpiece in processing
Damage.
Above embodiment is only that preferred embodiments of the present invention are described, not to the utility model
Conception and scope be defined.Without departing from the design concept of the present utility model, ordinary people in the field is to this reality
The all variations and modifications made with novel technical solution, should fall within the protection scope of the present utility model, this is practical new
The claimed technology contents of type, are all described in the claims.
Claims (7)
1. a kind of special-shaped axis centre bore replacing clamp, it is characterised in that: described fixed including positioning gripping block (6) and withstanding tight block (3)
Position gripping block (6) side is provided with taper platform (10), and positioning gripping block (6) the upper end two sides are provided with raised (8), described convex
It rises in (8) and is provided with bolt hole (9), be provided with bolt (2) on bolt hole (9) inner wall, described bolt (2) one end is provided with
Nut (5) is provided with internal screw thread (7) on positioning gripping block (6) inner wall, and the interior side of the positioning gripping block (6) is provided with
Workpiece (1), the interior other side of the positioning gripping block (6) are provided with the withstanding tight block (3), middle part setting in the withstanding tight block (3)
Have fixing groove (12), be provided with spring (14) on fixing groove (12) inner wall, described spring (14) one end is provided with baffle
(15), the external side of the withstanding tight block (3) is provided with external screw thread (11), and the external other side of the withstanding tight block (3) is provided with anti-skidding
Annular knurl (4), withstanding tight block (3) the one side wall middle part are provided with centre bore (13).
2. a kind of special-shaped axis centre bore replacing clamp according to claim 1, it is characterised in that: the taper platform (10) at
In on the positioning gripping block (6), the protrusion (8) is welded on the positioning gripping block (6) type, the number of the protrusion (8)
Amount is two.
3. a kind of special-shaped axis centre bore replacing clamp according to claim 1, it is characterised in that: the bolt hole (9) at
For type on raised (8), the quantity of the bolt hole (9) is two.
4. a kind of special-shaped axis centre bore replacing clamp according to claim 1, it is characterised in that: the bolt (2) and institute
It states bolt hole (9) to be connected through a screw thread, the nut (5) is connected through a screw thread with the bolt (2).
5. a kind of special-shaped axis centre bore replacing clamp according to claim 1, it is characterised in that: the internal screw thread (7) at
For type on the positioning gripping block (6), the positioning gripping block (6) uses hollow structure.
6. a kind of special-shaped axis centre bore replacing clamp according to claim 1, it is characterised in that: the external screw thread (11),
The anti-skidding annular knurl (4), the centre bore (13) and the fixing groove (12) take shape on the withstanding tight block (3), it is described in
Heart hole (13) uses pyramidal structure, and the spring (14) and the fixing groove (12) are welded, the baffle (15) and the spring
(14) it welds, the baffle (15) is slidably connected with the fixing groove (12).
7. a kind of special-shaped axis centre bore replacing clamp according to claim 1, it is characterised in that: the withstanding tight block (3) with
The positioning gripping block (6) is connected by the external screw thread (11) and the internal screw thread (7), and the workpiece (1) passes through the gear
Plate (15) and the spring (14) are connected with the positioning gripping block (6).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201821586285.1U CN208759069U (en) | 2018-09-28 | 2018-09-28 | A kind of special-shaped axis centre bore replacing clamp |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201821586285.1U CN208759069U (en) | 2018-09-28 | 2018-09-28 | A kind of special-shaped axis centre bore replacing clamp |
Publications (1)
Publication Number | Publication Date |
---|---|
CN208759069U true CN208759069U (en) | 2019-04-19 |
Family
ID=66136289
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201821586285.1U Expired - Fee Related CN208759069U (en) | 2018-09-28 | 2018-09-28 | A kind of special-shaped axis centre bore replacing clamp |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN208759069U (en) |
-
2018
- 2018-09-28 CN CN201821586285.1U patent/CN208759069U/en not_active Expired - Fee Related
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
GR01 | Patent grant | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190419 Termination date: 20190928 |