CN108972075A - Positioning fixture for precision component processing - Google Patents
Positioning fixture for precision component processing Download PDFInfo
- Publication number
- CN108972075A CN108972075A CN201710410664.9A CN201710410664A CN108972075A CN 108972075 A CN108972075 A CN 108972075A CN 201710410664 A CN201710410664 A CN 201710410664A CN 108972075 A CN108972075 A CN 108972075A
- Authority
- CN
- China
- Prior art keywords
- guide sleeve
- support abutment
- cylinder
- interior
- piston rod
- 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
- 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
- B23Q3/08—Work-clamping means other than mechanically-actuated
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Jigs For Machine Tools (AREA)
Abstract
The present invention discloses a kind of positioning fixture for precision component processing, including left support abutment, right support abutment, substrate, several compression cylinders, press strip and guide sleeve, substrate both ends lower surface respectively with left support abutment, right support abutment upper surface is fixedly connected, the base lower surface two sides have several cylinder grooves, the upper cover of piston rod of the compression cylinder is equipped with the guide sleeve, this guide sleeve is embedded in the through-hole of cylinder groove upper surface and connects with through-hole inner surface, the guide sleeve further comprises interior guide sleeve, outer guide sleeve, casing and top board, the outer guide sleeve is connected and fixed with top board, the top board is fixedly connected with casing by several screws.The present invention is mutually adapted by interior guide sleeve and outer guide sleeve, slide interior guide sleeve between outer guide sleeve and piston rod, after medial surface and the piston rod abrasion of interior guide sleeve, it only needs interior guide sleeve promoting a certain distance, it can continue to guarantee guiding role, it does not need frequently to replace guide sleeve, extends the service life of jig.
Description
Technical field
The present invention relates to a kind of frock clamp, in particular to a kind of air-actuated jaw suitable for the processing of high-accuracy product belongs to
In CNC manufacture field.
Background technique
The development that electronics is advanced by leaps and bounds, the element size in electronic product is smaller and smaller at present, and precision is higher and higher, especially
The surface in its multiple and different direction of part having requires to be machined out, and currently used processing method is to be fixed on part
On CNC workbench, cutter first processes a face, then detaching products is got off to change face repositioning again, then CNC reprocesses it
Its face, this kind of processing method need multiple bearing, cause accumulated tolerance big, and processing precision of products is low, and need multiple feeding
Blanking, it is time-consuming and laborious, limit the working efficiency of CNC workbench.
Summary of the invention
It is an object of the present invention to provide a kind of positioning fixtures for precision component processing, this is used for determining for precision component processing
Position fixture is mutually adapted by interior guide sleeve and outer guide sleeve, keeps interior guide sleeve sliding between outer guide sleeve and piston rod
It is dynamic, after medial surface and the piston rod abrasion of interior guide sleeve, it is only necessary to interior guide sleeve be promoted a certain distance, so that it may continue
Guarantee guiding role, does not need frequently to replace guide sleeve, extend the service life of jig.
In order to achieve the above objectives, the technical solution adopted by the present invention is that: it is a kind of for precision component processing positioning fixture,
Including left support abutment, right support abutment, substrate, several compression cylinders, press strip and guide sleeve, substrate both ends lower surface respectively with left branch
Seat, right support abutment upper surface are fixedly connected, and the base lower surface two sides have several cylinder grooves, table on this several cylinder groove
Face is provided with a through-hole, and the compression cylinder insertion cylinder groove is interior and is fixedly connected with cylinder groove upper surface, the work of compression cylinder
Stopper rod passes through the through-hole of cylinder groove upper surface and is fixedly connected with press strip lower surface；
The upper cover of piston rod of the compression cylinder is equipped with the guide sleeve, this guide sleeve is embedded in the through-hole of cylinder groove upper surface simultaneously
It being connected with through-hole inner surface, the guide sleeve further comprises interior guide sleeve, outer guide sleeve, casing and top board,
The interior guide sleeve lateral surface and casing medial surface wedge-like engagement, the outer guide sleeve are connected and fixed with top board, are located at interior
Between guide sleeve and piston rod, the top board is fixedly connected with casing by several screws.
Further improved scheme is as follows in above-mentioned technical proposal:
1. in above scheme, the section of the interior guide sleeve and outer guide sleeve is right angled triangle.
2. in above scheme, the contact surface of the interior guide sleeve and outer guide sleeve is inclined-plane and interior guide sleeve can be along inclined-plane
Movement.
3. in above scheme, substrate both ends lower surface is fixed with left support abutment, right support abutment upper surface by several screws
Connection.
4. in above scheme, the number of several compression cylinders is 6 ~ 8, it is symmetrically arranged in substrate two sides.
Since above-mentioned technical proposal is used, the present invention has following advantages and effect compared with prior art:
1. the piston rod of positioning fixture of the present invention for precision component processing, compression cylinder passes through cylinder groove upper surface
Through-hole is simultaneously fixedly connected with press strip lower surface, and the number of compression cylinder is 6 ~ 8, drives press strip to transport up and down by compression cylinder
Dynamic, press strip pushes fixed material strip after feeding, and press strip moves up when blanking, facilitates pick-and-place material strip；Secondly, the setting of multiple cylinders, makes
Press strip is obtained to the pressure equalization stable of material strip, guarantees the fixed stability of material strip.
2. the upper cover of piston rod of positioning fixture of the present invention for precision component processing, compression cylinder is led equipped with described
To set, this guide sleeve is embedded in the through-hole of cylinder groove upper surface and connects with through-hole inner surface, and the setting of guide sleeve subtracts
Resistance during the up and down motion of small cylinder piston bar, guarantees the flexibility of piston rod movement so that it is guaranteed that press strip determines material strip
Position precision；Secondly, its interior guide sleeve lateral surface and casing medial surface wedge-like engagement, the outer guide sleeve and top board clamping are solid
Fixed, positioned at interior guide sleeve and piston rod between, the top board is fixedly connected with casing by several screws, interior guide sleeve with
The contact surface of outer guide sleeve is inclined-plane and interior guide sleeve can be moved along inclined-plane, and interior guide sleeve and outer guide sleeve are mutually adapted, and is made interior
Guide sleeve can slide between outer guide sleeve and piston rod, after medial surface and the piston rod abrasion of interior guide sleeve, it is only necessary to
Interior guide sleeve is promoted into a certain distance, so that it may continue to guarantee guiding role, not need frequently to replace guide sleeve, extend jig
Service life.
Detailed description of the invention
Attached drawing 1 is positioning fixture structure schematic diagram of the present invention for precision component processing；
Attached drawing 2 is positioning fixture schematic cross-section of the present invention for precision component processing；
Attached drawing 3 is guide sleeve structure schematic diagram of the present invention for the positioning fixture of precision component processing.
In the figures above: 1, left support abutment；2, right support abutment；3, substrate；4, compression cylinder；5, press strip；6, cylinder groove；7, lead to
Hole；8, guide sleeve；10, piston rod；21, interior guide sleeve；22, outer guide sleeve；23, casing；24 top boards；25, screw.
Specific embodiment
The present invention will be further described below with reference to examples:
Embodiment 1: a kind of positioning fixture for precision component processing, including left support abutment 1, right support abutment 2, substrate 3, several compressions
Cylinder 4, press strip 5 and guide sleeve 8, the 3 both ends lower surface of substrate are fixedly connected with left support abutment 1,2 upper surface of right support abutment respectively,
The 3 lower surface two sides of substrate have several cylinder grooves 6, this several 6 upper surface of cylinder groove is provided with a through-hole 7, described
Compression cylinder 4 is embedded in cylinder groove 6 and is fixedly connected with 6 upper surface of cylinder groove, and the piston rod 10 of compression cylinder 4 passes through cylinder groove
The through-hole 7 of 6 upper surfaces is simultaneously fixedly connected with 5 lower surface of press strip；
The guide sleeve 8 is set on the piston rod 10 of the compression cylinder 4, this guide sleeve 8 is embedded in the logical of 6 upper surface of cylinder groove
It is connected in hole 7 and with 7 inner surface of through-hole, the guide sleeve 8 further comprises interior guide sleeve 21, outer guide sleeve 22, outer
Valve jacket 23 and top board 24, interior 21 lateral surface of guide sleeve and 23 medial surface wedge-like engagement of casing, the outer guide sleeve 22
It is connected and fixed with top board 24, between interior guide sleeve 21 and piston rod 10, if the top board 24 and casing 23 pass through
Dry screw 25 is fixedly connected.
The section of above-mentioned interior guide sleeve 21 and outer guide sleeve 22 is right angled triangle；Above-mentioned interior guide sleeve 21 and outer guiding
The contact surface of set 22 is inclined-plane and interior guide sleeve 21 can be moved along inclined-plane.
Embodiment 2: a kind of positioning fixture for precision component processing, including it is left support abutment 1, right support abutment 2, substrate 3, several
Compression cylinder 4, press strip 5 and guide sleeve 8, the 3 both ends lower surface of substrate is fixed with left support abutment 1,2 upper surface of right support abutment respectively to be connected
It connects, the 3 lower surface two sides of substrate have several cylinder grooves 6, this several 6 upper surface of cylinder groove is provided with a through-hole 7, institute
It states compression cylinder 4 to be embedded in cylinder groove 6 and be fixedly connected with 6 upper surface of cylinder groove, the piston rod 10 of compression cylinder 4 passes through cylinder
The through-hole 7 of 6 upper surface of slot is simultaneously fixedly connected with 5 lower surface of press strip；
The guide sleeve 8 is set on the piston rod 10 of the compression cylinder 4, this guide sleeve 8 is embedded in the logical of 6 upper surface of cylinder groove
It is connected in hole 7 and with 7 inner surface of through-hole, the guide sleeve 8 further comprises interior guide sleeve 21, outer guide sleeve 22, outer
Valve jacket 23 and top board 24, interior 21 lateral surface of guide sleeve and 23 medial surface wedge-like engagement of casing, the outer guide sleeve 22
It is connected and fixed with top board 24, between interior guide sleeve 21 and piston rod 10, if the top board 24 and casing 23 pass through
Dry screw 25 is fixedly connected.
3 both ends lower surface of aforesaid substrate is fixedly connected with left support abutment 1,2 upper surface of right support abutment by several screws；If above-mentioned
The number of dry compression cylinder 4 is 6, is symmetrically arranged in 3 two sides of substrate.
When using the above-mentioned positioning fixture for precision component processing, press strip is driven to move up and down by compression cylinder, on
Press strip pushes fixed material strip after material, and press strip moves up when blanking, facilitates pick-and-place material strip；Secondly, the setting of multiple cylinders, so that press strip
To the pressure equalization stable of material strip, guarantee the fixed stability of material strip；Again, the setting of guide sleeve reduces on cylinder piston rod
Resistance in lower motion process guarantees the flexibility of piston rod movement so that it is guaranteed that press strip is to the positioning accuracy of material strip；Again, interior
Guide sleeve and outer guide sleeve are mutually adapted, and slide interior guide sleeve between outer guide sleeve and piston rod, in interior guide sleeve
Medial surface and piston rod abrasion after, it is only necessary to interior guide sleeve is promoted into a certain distance, so that it may continue guarantee guiding role,
It does not need frequently to replace guide sleeve, extends the service life of jig.
The above embodiments merely illustrate the technical concept and features of the present invention, and its object is to allow person skilled in the art
Scholar cans understand the content of the present invention and implement it accordingly, and it is not intended to limit the scope of the present invention.It is all according to the present invention
Equivalent change or modification made by Spirit Essence, should be covered by the protection scope of the present invention.
Claims (5)
1. a kind of positioning fixture for precision component processing, it is characterised in that: including left support abutment (1), right support abutment (2), substrate
(3), several compression cylinders (4), press strip (5) and guide sleeve (8), substrate (3) the both ends lower surface respectively with left support abutment (1),
Right support abutment (2) upper surface is fixedly connected, and substrate (3) the lower surface two sides have several cylinder grooves (6), this several cylinder
Slot (6) upper surface is provided with a through-hole (7), in the compression cylinder (4) insertion cylinder groove (6) and with cylinder groove (6) upper surface
Be fixedly connected, the piston rod (10) of compression cylinder (4) pass through the through-hole (7) of cylinder groove (6) upper surface and with press strip (5) lower surface
It is fixedly connected；
The guide sleeve (8) are set on the piston rod (10) of the compression cylinder (4), this guide sleeve (8) is embedded in cylinder groove (6)
It is connected in the through-hole (7) of upper surface and with through-hole (7) inner surface, the guide sleeve (8) further comprises interior guide sleeve
(21), outer guide sleeve (22), casing (23) and top board (24), interior guide sleeve (21) lateral surface and casing (23) are interior
Side wedge shape cooperation, the outer guide sleeve (22) connect and fix with top board (24), are located at interior guide sleeve (21) and piston rod
(10) between, the top board (24) is fixedly connected with casing (23) by several screws (25).
2. the positioning fixture for precision component processing according to claim 1, it is characterised in that: the interior guide sleeve (21)
Section with outer guide sleeve (22) is right angled triangle.
3. the positioning fixture for precision component processing according to claim 1, it is characterised in that: the interior guide sleeve (21)
Contact surface with outer guide sleeve (22) is inclined-plane and interior guide sleeve (21) can be moved along inclined-plane.
4. the positioning fixture for precision component processing according to claim 1, it is characterised in that: substrate (3) both ends
Lower surface is fixedly connected with left support abutment (1), right support abutment (2) upper surface by several screws.
5. the positioning fixture for precision component processing according to claim 1, it is characterised in that: several compression cylinders
(4) number is 6 ~ 8, is symmetrically arranged in substrate (3) two sides.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710410664.9A CN108972075A (en) | 2017-06-03 | 2017-06-03 | Positioning fixture for precision component processing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710410664.9A CN108972075A (en) | 2017-06-03 | 2017-06-03 | Positioning fixture for precision component processing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108972075A true CN108972075A (en) | 2018-12-11 |
Family
ID=64502599
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710410664.9A Pending CN108972075A (en) | 2017-06-03 | 2017-06-03 | Positioning fixture for precision component processing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108972075A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20110114870A (en) * | 2010-04-14 | 2011-10-20 | 하이퍼테크주식회사 | Jig for a nc or cnc machine |
| CN102240766A (en) * | 2011-05-13 | 2011-11-16 | 无锡市乾丰锻造有限公司 | Guide sleeve of forging press |
| CN102489968A (en) * | 2011-12-17 | 2012-06-13 | 山西百一机械设备制造有限公司 | Flanging welded cylinder manufacturing method |
| CN102764901A (en) * | 2012-07-02 | 2012-11-07 | 常州市欧浦达精密机械有限公司 | Tool structure of electric spindle |
| CN205552062U (en) * | 2016-03-21 | 2016-09-07 | 湖南省亿利金属制品有限责任公司 | Distance rod bulb anchor clamps |
| CN205734006U (en) * | 2016-06-15 | 2016-11-30 | 珠海市益精机械有限公司 | Pneumatic location processing jig |
| CN205852347U (en) * | 2016-07-22 | 2017-01-04 | 东莞市今科五金制品有限公司 | A kind of product clamper |
-
2017
- 2017-06-03 CN CN201710410664.9A patent/CN108972075A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20110114870A (en) * | 2010-04-14 | 2011-10-20 | 하이퍼테크주식회사 | Jig for a nc or cnc machine |
| CN102240766A (en) * | 2011-05-13 | 2011-11-16 | 无锡市乾丰锻造有限公司 | Guide sleeve of forging press |
| CN102489968A (en) * | 2011-12-17 | 2012-06-13 | 山西百一机械设备制造有限公司 | Flanging welded cylinder manufacturing method |
| CN102764901A (en) * | 2012-07-02 | 2012-11-07 | 常州市欧浦达精密机械有限公司 | Tool structure of electric spindle |
| CN205552062U (en) * | 2016-03-21 | 2016-09-07 | 湖南省亿利金属制品有限责任公司 | Distance rod bulb anchor clamps |
| CN205734006U (en) * | 2016-06-15 | 2016-11-30 | 珠海市益精机械有限公司 | Pneumatic location processing jig |
| CN205852347U (en) * | 2016-07-22 | 2017-01-04 | 东莞市今科五金制品有限公司 | A kind of product clamper |
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|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20181211 |