CN107160209B - Special frock of seat arc sways - Google Patents
Special frock of seat arc sways Download PDFInfo
- Publication number
- CN107160209B CN107160209B CN201710586220.0A CN201710586220A CN107160209B CN 107160209 B CN107160209 B CN 107160209B CN 201710586220 A CN201710586220 A CN 201710586220A CN 107160209 B CN107160209 B CN 107160209B
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- China
- Prior art keywords
- seat
- positioning
- bottom plate
- hole
- swinging
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- 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
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- 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
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Milling Processes (AREA)
- Turning (AREA)
Abstract
The invention discloses a special fixture for a swinging seat arc turning, which relates to the technical field of turning process fixtures and comprises a bottom plate connected with a machine tool workbench and a positioning seat arranged on the bottom plate, wherein the middle part of the positioning seat is provided with a horizontally through positioning hole which is used for being matched with one end table circle of the swinging seat and fixing the swinging seat on the side surface of the positioning seat through a limiting and fastening mechanism, and the middle part of the positioning seat is vertically provided with a cutter through hole. Through the cooperation of locating hole and the rocking seat side platform circle of locating seat both sides, realize rocking seat and use the location of platform circle as the location benchmark, utilize spacing fastening mechanism to carry out spacing fixed to rocking seat, fix on the lathe workstation with the help of the bottom plate, the cutter is gone into the downthehole lathe processing of two interior cambered surfaces on the rocking seat platform circle of light realization of cutter through. The invention can easily realize the positioning and clamping of the swing, ensures the positioning precision, is quick and convenient to process the two inner arc surfaces on the outer side of the swing on the lathe, and greatly improves the processing efficiency and the processing quality.
Description
Technical Field
The invention relates to the technical field of turning process clamps, in particular to a special fixture for turning an arc of a swinging seat.
Background
The swing hydraulic pump increases the reciprocating motion stroke of the piston through the inclination angle of the swing assembly, so that the swing assembly is used as one of important parts of the hydraulic pump, and the machining precision of the swing assembly directly influences the working performance of the hydraulic pump. The swinging assembly consists of a swinging seat and a swinging seat, wherein the outer arc surface on one side of the swinging seat is matched with the inner arc surface on one side of the swinging seat, the two inner arc surfaces of the swinging seat are radially machined on a bench circle on one side of the swinging seat (figure 1), the diameters of the two inner arc surfaces are mutually perpendicular to a central hole of the swinging seat and are symmetrically arranged on two sides of the central hole, and the two inner arc surfaces are not radially communicated and are reserved with partial bench circular edges on the outer side. The processing difficulty coefficient of the two inner arc surfaces is large by utilizing the prior old process, and the coaxiality of the two inner arc surfaces is not easy to ensure, so that the processing efficiency and the processing quality are low.
Disclosure of Invention
The invention provides a special fixture for swinging seat arc turning, and aims to solve the technical problems of difficult clamping, low machining efficiency and poor quality of the prior art due to the fact that the special fixture is not used.
In order to solve the technical problems, the invention adopts the following technical scheme:
the utility model provides a special frock of seat arc sways, includes bottom plate and positioning seat, the bottom plate is used for linking to each other with the lathe work platform, the positioning seat sets up on the bottom plate, the positioning seat middle part is equipped with the locating hole that the level link up, the locating hole be used for with swaing the one end platform circle cooperation of seat, and will swaing the side that the seat was fixed at the positioning seat through spacing fastening mechanism, the positioning seat middle part is equipped with the cutter via hole perpendicularly, cutter via hole and locating hole link up each other.
Preferably, the positioning seat is cuboid, the cutter through hole and the positioning hole are arranged on the positioning seat in a crisscross manner, and the limiting and fastening mechanism is arranged on the side surface of the positioning seat and around the positioning hole.
Preferably, the limiting and fastening mechanism comprises a positioning pin and a fastening bolt, the positioning pin is arranged on the side face of the positioning seat and can be matched with the connecting hole on the swinging seat, a plurality of fixing holes are further formed in the periphery of the positioning seat on the side face of the positioning seat, the fastening bolt is matched with the fixing holes, and the fastening bolt penetrates through the connecting hole which is prefabricated in the periphery of the swinging seat and is matched with the fixing holes on the positioning seat, so that the fixing of the swinging seat is realized.
Preferably, the positioning seat and the bottom plate are of a split structure, and the positioning seat is fixedly connected with the bottom plate through screws.
Preferably, the bottom plate is provided with a rectangular groove, a threaded hole matched with the screw is formed in the middle of the rectangular groove, and the positioning seat is arranged in the rectangular groove.
Preferably, the bottom plate is disc-shaped, counter bores are formed in the periphery of the bottom plate, and the machine tool workbench is matched with the counter bores in the bottom plate through T-shaped bolts, so that the bottom plate is fixed on the machine tool workbench.
Furthermore, the limiting groove is formed below the bottom plate, so that the overall weight of the tool can be reduced.
The beneficial effects of adopting above-mentioned technical scheme to produce lie in: according to the invention, the positioning holes on two sides of the positioning seat are matched with the table circles on the side surfaces of the swinging seat, so that the positioning of the swinging seat by taking the table circles as positioning references is realized, the swinging seat is limited and fixed by utilizing the limiting and fastening mechanism, the swinging seat is fixed on a machine tool workbench by virtue of the bottom plate, and the tool penetrates into the tool through holes to easily realize turning of two inner arc surfaces on the table circles of the swinging seat. The invention has the advantages of simple and compact structure and convenient operation, can easily realize the positioning and clamping of the swinging, ensures the positioning precision, is quick and convenient to process and swing on a lathe to form two outer inner arc surfaces, and greatly improves the processing efficiency and the processing quality.
Drawings
FIG. 1 is a schematic view of a swing seat;
fig. 2 is a top view of a tooling special for arc turning of a swinging seat provided by the embodiment of the invention;
FIG. 3 is a cross-sectional view A-A of FIG. 2;
in the figure: 1-a bottom plate, 2-a positioning seat, 3-a positioning hole, 4-a swinging seat, 41-a table circle, 42-a connecting hole, 43-a central hole and 44-an inner arc surface; the device comprises a cutter through hole, a 6-locating pin, a 7-fastening bolt, an 8-fixing hole, a 9-screw, a 10-counter bore and an 11-limit groove.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail with reference to the accompanying drawings and specific embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the invention.
Referring to fig. 2 and 3, the tool special for turning arc of swinging seat provided by the invention comprises a bottom plate 1 and a positioning seat 2, wherein the bottom plate 1 is used for being connected with a machine tool workbench, the positioning seat 2 is arranged on the bottom plate 1, a positioning hole 3 which is horizontally communicated is arranged in the middle of the positioning seat 2, the positioning hole 3 is used for being matched with an end table circle 41 of the swinging seat 4, the swinging seat 4 is fixed on the side surface of the positioning seat 2 through a limiting and fastening mechanism, a cutter through hole 5 is vertically arranged in the middle of the positioning seat 2, and the cutter through hole and the positioning hole are mutually communicated.
As a preferable structure, the positioning seat 2 is a cuboid, the tool through hole 5 and the positioning hole 3 are arranged on the positioning seat 2 in a crisscross manner, and the limiting and fastening mechanism is arranged on the side surface of the positioning seat 2 and around the positioning hole 3.
In a preferred embodiment of the present invention, the limiting fastening mechanism includes a positioning pin 6 and a fastening bolt 7, where the positioning pin 6 is disposed on a side surface of the positioning seat 2 and can be matched with a pre-processed connection hole 42 on the swinging seat 4, a plurality of fixing holes 8 are disposed on a side surface of the positioning seat 2 and around the positioning hole 3, the fastening bolt 7 is matched with the fixing holes 8, and the fastening bolt 7 penetrates through the pre-processed connection hole 42 around the swinging seat 4 to be matched with the fixing holes 8 on the positioning seat 2, so as to fix the swinging seat 4.
The specific number of the positioning pins and the fixing holes can be set according to actual needs and corresponds to the connecting holes on the swinging seat one by one. The spacing holes for installing the locating pins can be designed to be 4, and are arranged in pairs up and down, and the spacing tolerance of the two spacing holes adjacent to each other left and right and up and down is designed to be +/-0.01 mm so as to improve the locating precision of the swinging seat; the number of the fixing holes for installing the fastening bolts is also 4, and the specification is M20. Meanwhile, the verticality of the side surface of the positioning seat of the installation swinging seat relative to the bottom plate and the positioning hole is 0.02mm; the thickness tolerance of the positioning seat is +/-0.02 mm, and the swinging seats are arranged on the front side and the rear side of the positioning seat, so that the dimensional accuracy of the inner arc surfaces on the two swinging seats which are processed simultaneously can be further ensured.
As a further preferable structure, the positioning seat 2 and the bottom plate 1 are in a split structure, and the positioning seat 2 and the bottom plate 1 are fixedly connected through screws 9. The split structure is adopted to be more convenient to maintain and replace.
In addition, the positioning seat and the base can be of an integrated structure, so that the perpendicularity of the positioning seat and the base is easier to ensure, and the machining precision of the swinging seat is further improved.
In order to enhance the stability of the positioning seat, a rectangular groove is formed in the bottom plate 1, a threaded hole matched with the screw 9 is formed in the middle of the rectangular groove, and the positioning seat 2 is arranged in the rectangular groove.
In a specific embodiment of the invention, the bottom plate 1 is disc-shaped, counter bores 10 are arranged around the bottom plate 1, and the machine tool workbench is matched with the counter bores 10 on the bottom plate 1 through T-shaped bolts, so that the bottom plate is fixed on the machine tool workbench.
In addition, a limiting groove 11 is formed below the bottom plate 1, so that the overall weight of the tool can be reduced; meanwhile, the locating table is arranged on the machine tool workbench, the depth of the bottom limit groove of the bottom plate can be designed to be larger than that of the locating table, and the diameter tolerance of the limit groove is designed to be +/-0.005 mm, so that the locating precision of the bottom plate is improved, and the machining precision of the swinging seat is indirectly improved.
The application engineering of the invention is as follows:
firstly, a bottom plate is fixedly connected with a machine tool workbench through T-shaped bolts, the outer circle of a boss on one side of a swinging seat is matched with a positioning hole, meanwhile, a limiting pin is inserted into a connecting hole on the swinging seat to limit the swinging seat, and a plurality of fastening bolts penetrate through the connecting holes around the swinging seat and are inserted into fixing holes around the positioning hole, so that the swinging seat is fixed. After the swing seat is fixed, the machine tool can be started, a machine tool main shaft of the machining center drives the cutter to extend into the cutter through hole, and the inner arc surfaces of the upper part and the lower part of the side surface of the swing seat are machined.
The principles and embodiments of the present invention have been described herein with reference to specific examples, the description of which is intended only to facilitate an understanding of the method of the present invention and its core ideas. It should be noted that it will be apparent to those skilled in the art that various modifications and adaptations of the invention can be made without departing from the principles of the invention and these modifications and adaptations are intended to be within the scope of the invention as defined in the following claims.
Claims (7)
1. A special frock of seat arc sways, its characterized in that: the positioning device comprises a bottom plate and a positioning seat, wherein the bottom plate is used for being connected with a machine tool workbench, the positioning seat is arranged on the bottom plate, a positioning hole which is horizontally communicated is formed in the middle of the positioning seat, the positioning hole is used for being matched with an end table circle of the swinging seat, the swinging seat is fixed on the side face of the positioning seat through a limiting fastening mechanism, a cutter through hole is vertically formed in the middle of the positioning seat, and the cutter through hole is mutually communicated with the positioning hole.
2. The rocking seat arc dedicated tooling of claim 1, wherein: the locating seat is cuboid, the cutter through hole and the locating hole are arranged on the locating seat in a crisscross mode, and the limiting fastening mechanism is arranged on the side face of the locating seat and around the locating hole.
3. The rocking seat arc dedicated tooling of claim 2, wherein: the limiting and fastening mechanism comprises a positioning pin and a fastening bolt, wherein the positioning pin is arranged on the side face of the positioning seat and can be matched with the connecting hole on the swinging seat, a plurality of fixing holes are formed in the periphery of the positioning hole and are matched with the fixing holes.
4. A rocking seat arc specific tooling as claimed in any one of claims 1 to 3 wherein: the positioning seat and the bottom plate are of a split structure, and are fixedly connected through screws.
5. The swinging seat arc special fixture of claim 4, wherein: the bottom plate is provided with a rectangular groove, a threaded hole matched with the screw is formed in the middle of the rectangular groove, and the positioning seat is arranged in the rectangular groove.
6. The swinging seat arc special fixture of claim 4, wherein: the bottom plate is disc-shaped, counter bores are formed in the periphery of the bottom plate, and the machine tool workbench is matched with the counter bores in the bottom plate through T-shaped bolts.
7. The swinging seat arc special fixture of claim 4, wherein: and a limiting groove is arranged below the bottom plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710586220.0A CN107160209B (en) | 2017-07-18 | 2017-07-18 | Special frock of seat arc sways |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710586220.0A CN107160209B (en) | 2017-07-18 | 2017-07-18 | Special frock of seat arc sways |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107160209A CN107160209A (en) | 2017-09-15 |
| CN107160209B true CN107160209B (en) | 2023-05-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710586220.0A Active CN107160209B (en) | 2017-07-18 | 2017-07-18 | Special frock of seat arc sways |
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| Country | Link |
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| CN (1) | CN107160209B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113510501B (en) * | 2021-07-27 | 2022-10-14 | 东莞市三惠机械有限公司 | Semicircle processing frock |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3439040A1 (en) * | 1984-10-25 | 1986-04-30 | Komet Stahlhalter- Und Werkzeugfabrik Robert Breuning Gmbh, 7122 Besigheim | Device for connecting a toolholder to a toolholder fixture |
| CN201674354U (en) * | 2010-05-11 | 2010-12-15 | 温州科奇比威自动化设备有限公司 | Combined dividing rotary mechanism for commuting piece |
| CN202185750U (en) * | 2011-07-21 | 2012-04-11 | 安徽博一流体传动股份有限公司 | Processing fixture for swinging seat runway |
| CN202571925U (en) * | 2012-03-23 | 2012-12-05 | 西安西光模具制造有限公司 | Fixture for four-side machining machine tool |
| CN104723142A (en) * | 2015-03-23 | 2015-06-24 | 湖北三江航天万峰科技发展有限公司 | Coaxiality machining device and machining method for high precision rotary frame |
| CN207139319U (en) * | 2017-07-18 | 2018-03-27 | 邢台中伟卓特液压科技有限公司 | Wave seat coach arc special tooling |
-
2017
- 2017-07-18 CN CN201710586220.0A patent/CN107160209B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3439040A1 (en) * | 1984-10-25 | 1986-04-30 | Komet Stahlhalter- Und Werkzeugfabrik Robert Breuning Gmbh, 7122 Besigheim | Device for connecting a toolholder to a toolholder fixture |
| CN201674354U (en) * | 2010-05-11 | 2010-12-15 | 温州科奇比威自动化设备有限公司 | Combined dividing rotary mechanism for commuting piece |
| CN202185750U (en) * | 2011-07-21 | 2012-04-11 | 安徽博一流体传动股份有限公司 | Processing fixture for swinging seat runway |
| CN202571925U (en) * | 2012-03-23 | 2012-12-05 | 西安西光模具制造有限公司 | Fixture for four-side machining machine tool |
| CN104723142A (en) * | 2015-03-23 | 2015-06-24 | 湖北三江航天万峰科技发展有限公司 | Coaxiality machining device and machining method for high precision rotary frame |
| CN207139319U (en) * | 2017-07-18 | 2018-03-27 | 邢台中伟卓特液压科技有限公司 | Wave seat coach arc special tooling |
Non-Patent Citations (1)
| Title |
|---|
| 李悦 ; 刘玉萍 ; .基于UG的摇摆臂零件制造工艺设计.机械工程师.2013,(02),全文. * |
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| Publication number | Publication date |
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| CN107160209A (en) | 2017-09-15 |
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| CB03 | Change of inventor or designer information |
Inventor after: Jia Jinwei Inventor after: Wang Baojun Inventor after: Zhou Yanling Inventor after: Liu Peng Inventor before: Wang Baojun Inventor before: Gao Yikai Inventor before: Liu Peng Inventor before: Zhou Yanling |
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