CN104625815B - A kind of differential casing inner face coarse-fine ream fixture for machine tool - Google Patents
A kind of differential casing inner face coarse-fine ream fixture for machine tool Download PDFInfo
- Publication number
- CN104625815B CN104625815B CN201410828818.2A CN201410828818A CN104625815B CN 104625815 B CN104625815 B CN 104625815B CN 201410828818 A CN201410828818 A CN 201410828818A CN 104625815 B CN104625815 B CN 104625815B
- Authority
- CN
- China
- Prior art keywords
- differential casing
- pressing plate
- slide rail
- inner face
- 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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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
- B23Q3/082—Work-clamping means other than mechanically-actuated hydraulically actuated
-
- 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
- B23Q3/069—Work-clamping means for pressing workpieces against a work-table
-
- 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
- B23Q3/155—Arrangements for automatic insertion or removal of tools, e.g. combined with manual handling
- B23Q3/157—Arrangements for automatic insertion or removal of tools, e.g. combined with manual handling of rotary tools
- B23Q3/15713—Arrangements for automatic insertion or removal of tools, e.g. combined with manual handling of rotary tools a transfer device taking a single tool from a storage device and inserting it in a spindle
Abstract
The present invention relates to a kind of differential casing inner face coarse-fine ream fixture for machine tool, solve processing differential casing inner face precision currently on the market low, automaticity is low, and clamping operation is loaded down with trivial details, the problem that same jig can not adapt to the processing of different model differential mechanism spherical shell chamber；Scheme is, including pedestal, pedestal upper end is interval with the slide rail of two horizontal positioned, slide rail upper side is fixed with block along the rear end of its length direction, the rear of block is provided with bearing, bearing upper end rotates and is fixed with pressing plate, described pressing plate is two, respectively with one of them slide rail on the same axis, prop up base rear end and be provided with hydraulic cylinder, the back end activity of pressing plate is fixed on the piston rod of hydraulic cylinder, the front end of described pressing plate is provided with and is placed in block front end and the flap downward towards block direction, the alignment pin matched with the small sircle hole on differential casing spherical shell chamber that slide rail is placed it is provided with between two bearings.
Description
Technical field
The invention belongs to machining equipment field, relate to a kind of differential casing inner face coarse-fine ream fixture for machine tool, especially can the differential carrier inner face coarse-fine ream fixture for machine tool in accurate clamping differential mechanism spherical shell chamber.
Background technology
The processing of differential casing inner face is the domestic processing technology be badly in need of and updating, flourish along with auto manufacturing, the requirement of people's differential casing high-quality to automobile part becomes more and more urgent, and the processing of a technology inner face crucial in differential casing part process, it is to determine the topmost ring of this part quality, it annoyings producer always, it is not well solved, the general many employing machining centers of differential mechanism inner face processing at present or copying lathe processing, also have on engine lathe with shaping countersink processing differential mechanism inner face, but there are disadvantages that, as: process velocity is slow, surface quality is poor, the machining accuracy not accurately caused because of location is low, do not reach higher technology requirement.And the work in-process heart, although quality is good but investment is big, and processing cost is high, and cutter is expensive.Processing on special plane, invest the biggest, processing cost is the most of a relatively high.So, above several method is all not suitable for the automobile industry of current high speed development to differential mechanism small lot, the Production requirement of multi items.
Chinese patent literature discloses a kind of process processing differential carrier and processing unit (plant) (application number: 201310574368.4；Publication No.: CN103551815A), this device depends on NC vertical lathe, although this processing method machining accuracy is higher, but investment is big, processing cost is high and cutter is expensive, is unfavorable for the multi items of product, production in enormous quantities.
Chinese patent literature is open proposes a kind of positioning device used for processing of differential casing (application number: 201120299198.X；Authorization Notice No.: CN 202264102U), it includes holding device and positioning tool, the top body that described holding device is connected with lathe, top body is connected with live center by bearing group, live center is fixing with live center positioning sleeve to be connected, described positioning tool includes the connection dish being connected by silk hole with lathe, and connection dish is provided with positioning sleeve, and connection dish end face is provided with positioning boss.This plant automation degree is low, and operating personnel's labour intensity is big, and machining accuracy is relatively low.
Summary of the invention
For above-mentioned situation, for overcoming the defect of prior art, the purpose of the present invention is just to provide a kind of differential casing inner face coarse-fine ream fixture for machine tool, effectively solve processing differential casing inner face precision currently on the market low, automaticity is low, clamping operation is loaded down with trivial details, the problem that same jig can not adapt to the processing of different model differential mechanism spherical shell chamber, this sleeve clamp can complete the coarse-fine ream of differential mechanism inner face, and can the differential mechanism that multiple unlike signal be produced of small lot, reduce cost, meet the requirement of user.
Its solution is, including pedestal, pedestal upper end is interval with the slide rail of two horizontal positioned, slide rail upper side is fixed with block along the rear end of its length direction, the rear of block is provided with bearing, bearing upper end rotates and is fixed with pressing plate, described pressing plate is two, respectively with one of them slide rail on the same axis, prop up base rear end and be provided with hydraulic cylinder, the back end activity of pressing plate is fixed on the piston rod of hydraulic cylinder, the front end of described pressing plate is provided with and is placed in block front end and the flap downward towards block direction, the alignment pin matched with the small sircle hole on differential casing spherical shell chamber that slide rail is placed it is provided with between two bearings.
The present invention can realize the processing of multiple differential mechanism inner face on the premise of changing cutter, and achieve and disposably complete the processing technology of part working position in integral differential mechanism, also automaticity is greatly improved simultaneously, there's almost no the angular error of inner face processing, work circumstances safe, improve machining accuracy and production efficiency, saved cost, all alleviate the manual labor of operator at multiple processing links.
Accompanying drawing explanation
Three-dimensional structure diagram when Fig. 1 is to clamp differential casing in the present invention.
Fig. 2 is the stereogram during small sircle hole that in the present invention, alignment pin inserts on differential casing spherical shell chamber.
Fig. 3 is the schematic diagram that in the present invention, dynamic cutter head connects when being placed in the cutter in differential carrier body.
Fig. 4 is the general assembly drawing of the present invention.
Fig. 5 is the left slipway mechanism stereogram of the present invention.
Fig. 6 is the manipulator mechanism stereogram of the present invention.
Fig. 7 is the middle slipway mechanism stereogram of the present invention.
Fig. 8 is the right slipway mechanism stereogram of the present invention.
Detailed description of the invention
Below in conjunction with accompanying drawing, the detailed description of the invention of the present invention is described in further detail.
Be given by Fig. 1 to Fig. 3, the present invention includes pedestal 1, pedestal 1 upper end is interval with the slide rail 2 of two horizontal positioned, slide rail 2 upper side is fixed with block 3 along the rear end of its length direction, the rear of block 3 is provided with bearing 4, bearing 4 upper end rotates and is fixed with pressing plate 5, described pressing plate 5 is two, respectively with one of them slide rail 2 on the same axis, bearing 4 rear end is provided with hydraulic cylinder 6, the back end activity of pressing plate 5 is fixed on the piston rod of hydraulic cylinder 6, the front end of described pressing plate 5 is provided with and is placed in block 3 front end and the flap 7 downward towards block 3 direction, the alignment pin 10 matched with the small sircle hole 801 on differential casing 8 spherical shell chamber that slide rail 2 is placed it is provided with between two bearings 4.
Described bearing 4 has two, and each bearing 4 upper end rotates and fixes a pressing plate 5.
Described hydraulic cylinder 6 has two, and the piston rod of each hydraulic cylinder 6 is flexibly connected the rear end of a pressing plate 5.
In the present invention, the spherical shell chamber of differential casing 8 is set up between two slide rails 2, the spherical shell chamber of differential casing 8 is after slide rail 2 slides into Working position, insert after the small sircle hole 801 on the spherical shell chamber on differential casing 8 carries out rough circumferential registration through alignment pin 10 between two bearings 4 on fixture, hydraulic cylinder 6 starts the rear end of jack-up pressing plate 5, by the manipulator on lathe, the cutter 9 macropore 802 on differential casing 8 spherical shell is put into the spherical shell chamber of differential casing 8 again, two ends dynamic cutter head 17 inserts in cutter clamping hole (i.e. circular hole 803 in differential casing both ends of the surface), the coarse-fine ream to differential casing 8 inner face can be carried out.
nullClamping differential casing 8 in the present invention is to determine the spherical shell chamber of differential casing 8 according to alignment pin 10 (to have two symmetrical small sircle holes 801 and two symmetrical big holes 802 on the spherical shell chamber of differential casing 8 respectively after circumferencial direction has positioned，When the spherical shell chamber of differential casing 8 slides into Working position along slide rail 2，Alignment pin 10 is inserted in one of in small sircle hole 801，I.e. limit the circular motion in the spherical shell chamber of differential casing 8，Play locating effect)，Hydraulic cylinder 6 starts，Pressing plate 5 is driven to be clamped by differential casing 8，Clamping process is simple and convenient，Scope additionally, due to hydraulic cylinder 6 stroke is bigger，So going for the processing of the differential casing 8 of different size model，Leave two big holes 802 on the spherical shell of differential casing 8 to be available for manipulator cutter 9 is put into differential casing 8 inner chamber，Then dynamic cutter head 17 inserts differential casing 8 by the circular hole 803 at differential casing 8 two ends，Penetrate in cutter 9，Cutter 9 clamping completes (according to the countersink of the differential casing clamping correspondence model of different model).Chip is spilt by the lower opening of differential casing 8 after cutting, and slides along the inclined-plane of clamp body.
The present invention can realize the processing of multiple differential mechanism inner face on the premise of changing cutter, and achieve and disposably complete the processing technology of part working position in integral differential mechanism, also automaticity is greatly improved simultaneously, there's almost no the angular error of inner face processing, work circumstances safe, improve machining accuracy and production efficiency, saved cost, all alleviate the manual labor of operator at multiple processing links.
nullBy shown in Fig. 4 to Fig. 8，The structure of heretofore described lathe is，Including lathe 11，Lathe 11 is provided with the left slipway mechanism 12 being placed on lathe 11 slide rail、Middle slipway mechanism 13、Right slipway mechanism 14、It is placed in the manipulator mechanism 15 at middle slipway mechanism 13 rear portion，Described middle slipway mechanism 13 is provided with differential casing fixture 16(differential casing the most of the present invention Internal Spherical Surface coarse-fine ream fixture for machine tool)，Described left slipway mechanism 12 includes the left slide unit body 1203 being fixed on slide rail that horizontally slips，Left slide unit body 1203 right part rotates and is fixed with left extension bar 1205，Left extension bar 1205 is placed in the motor 1201 on left slide unit body 1203 through transmission case 1202 connection，Connect on the left of left slide unit body 1203 and between lathe 11 and have the first hydraulic jack 1204；
Described middle slipway mechanism 13 includes the slide unit body 1301 being fixed on slide rail that horizontally slips, slide unit body 1301 lower end is provided with feed screw nut 1302, the leading screw screw rod 1303 being placed in parallel with slide rail it is equipped with in feed screw nut 1302, leading screw screw rod 1303 drives through power set and rotates, and described differential casing fixture 16 is fixed on slide unit body 1301 upper end；
Described right slipway mechanism 14 includes the right slide unit body 1403 being fixed on slide rail that horizontally slips, right slide unit body 1403 left end rotates and is fixed with right extension bar 1401, move to right and on kinetoplast 1403, be fixed with the second hydraulic jack 1404, the piston rod 1405 of the second hydraulic jack 1404 is fastened on the buting iron 1406 on lathe 11, and piston rod 1405 and the slide rail of the second hydraulic jack 1404 are parallel；
Described manipulator mechanism 15 includes two vertical placements being fixed on lathe 11 and parallel optical axis 1503, slide up and down respectively on two optical axises 1503 and be provided with slide block 1505, also include the gusset piece 1507 being fixed on two slide blocks 1505, the 3rd hydraulic jack 1506 it is fixed with on gusset piece 1507, the piston rod 1502 of the 3rd hydraulic jack 1506 is parallel with optical axis 1503 and free end is fixed with baffle plate 1501, baffle plate 1501 is fixed on optical axis 1503 upper end, and gusset piece 1507 front end is provided with manipulator.
Described manipulator includes handgrip 1509, and handgrip 1509 is driven through bar linkage structure by the 4th hydraulic jack 1508.
Described slide block 1505 slides through linear bearing 1504 and is fixed on optical axis 1503.
Affiliated feed screw nut 1302 is Double-ended nut.
Described power set include being connected to the feed rod 1305 on leading screw screw rod 1303 through shaft coupling 1304, and feed rod 1305 drives through servomotor 1306.
nullDuring machine tooling，Differential casing 8 is contained on differential casing fixture 16，Cutter 9 caught by handgrip 1509，Handgrip 1510 clamp-on tool 9 is driven by the 4th hydraulic jack 1508，Slide block 1505 is made to move up and down on slide bar 1503 through linear bearing 1504 by the cooperation of the 3rd hydraulic jack 1506 and its piston rod 1502，Cutter 9 is delivered to operating position，While cutter 9 moves down, the first hydraulic jack 1204 of lathe 11 left end and the second hydraulic jack 1404 of lathe 11 right-hand member drive left and right slide unit body (1203、1403) to intermediary movements，Make left and right extension bar (1205、1401) clamp-on tool 9 that (is equivalent to dynamic cutter head 17)，When left and right extension bar (1205、1401) time close to cutter 9，Motor 1201 drives left extension bar 1205 slowly to rotate，Handgrip 1509 loosening cutter 9，When cutter 9 reaches working speed，Servomotor 1306 is by polished rod 1305、Rotation is delivered on leading screw screw rod 1303 by shaft coupling 1304，Horizontal displacement is become by the cooperation with Double-ended nut，And then control the horizontal displacement of differential casing 8 on slide unit body 1301，Control and then control processing dimension.
Claims (3)
1. a differential casing inner face coarse-fine ream fixture for machine tool, including pedestal (1), it is characterised in that pedestal (1) upper end
Being interval with the slide rail (2) of two horizontal positioned, slide rail (2) upper side is fixed with block (3) along the rear end of its length direction,
The rear of block (3) is provided with bearing (4), and bearing (4) upper end rotates and is fixed with pressing plate (5), and described pressing plate (5) is two, respectively
With one of them slide rail (2) on the same axis, bearing (4) rear end is provided with hydraulic cylinder (6), and the back end activity of pressing plate (5) is fixed
On the piston rod of hydraulic cylinder (6), the front end of described pressing plate (5) be provided be placed in block (3) front end and towards block (3) direction to
Under flap (7), be provided with between two bearings (4) that slide rail (2) places with the small sircle hole on differential casing (8) spherical shell chamber
(801) alignment pin (10) matched.
A kind of differential casing inner face coarse-fine ream fixture for machine tool the most according to claim 1, it is characterised in that described
Bearing (4) has two, and each bearing (4) upper end rotates and fixes a pressing plate (5).
A kind of differential casing inner face coarse-fine ream fixture for machine tool the most according to claim 1, it is characterised in that described
Hydraulic cylinder (6) has two, and the piston rod of each hydraulic cylinder (6) is flexibly connected the rear end of a pressing plate (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410828818.2A CN104625815B (en) | 2014-12-29 | 2014-12-29 | A kind of differential casing inner face coarse-fine ream fixture for machine tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410828818.2A CN104625815B (en) | 2014-12-29 | 2014-12-29 | A kind of differential casing inner face coarse-fine ream fixture for machine tool |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104625815A CN104625815A (en) | 2015-05-20 |
| CN104625815B true CN104625815B (en) | 2016-08-24 |
Family
ID=53205291
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410828818.2A Expired - Fee Related CN104625815B (en) | 2014-12-29 | 2014-12-29 | A kind of differential casing inner face coarse-fine ream fixture for machine tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104625815B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107186235A (en) * | 2017-05-24 | 2017-09-22 | 浙江德尔特自动化科技有限公司 | The punching machine tool of porous processing is realized on slide rail |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE50003296D1 (en) * | 2000-11-08 | 2003-09-18 | Trumpf Gmbh & Co | Holding device for at least one functional unit that can be exchanged and exchanged on a machine tool |
| CN2502838Y (en) * | 2001-09-17 | 2002-07-31 | 无锡机床股份有限公司 | Work-clamping device of bearing-ring internal grinder |
| CN201283431Y (en) * | 2008-10-28 | 2009-08-05 | 宁波永灵航空配件有限公司 | Inner spherical surface processing equipment of differential gear housing |
| CN202264102U (en) * | 2011-08-17 | 2012-06-06 | 林州市鹏华铸业有限公司 | Positioning device used for processing of differential casing |
| CN103551815B (en) * | 2013-11-15 | 2016-08-31 | 中国重汽集团济南动力有限公司 | A kind of process processing differential carrier |
-
2014
- 2014-12-29 CN CN201410828818.2A patent/CN104625815B/en not_active Expired - Fee Related
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| Publication number | Publication date |
|---|---|
| CN104625815A (en) | 2015-05-20 |
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Granted publication date: 20160824 Termination date: 20171229 |
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