CN105234728A - Mechanism for clamping and locating of gear shifting oscillating bar of automobile - Google Patents
Mechanism for clamping and locating of gear shifting oscillating bar of automobile Download PDFInfo
- Publication number
- CN105234728A CN105234728A CN201510690760.4A CN201510690760A CN105234728A CN 105234728 A CN105234728 A CN 105234728A CN 201510690760 A CN201510690760 A CN 201510690760A CN 105234728 A CN105234728 A CN 105234728A
- Authority
- CN
- China
- Prior art keywords
- base
- oil cylinder
- locating piece
- push rod
- gear shifting
- 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
Links
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
- B23Q3/12—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for securing to a spindle in general
-
- 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
- B23Q2703/00—Work clamping
- B23Q2703/02—Work clamping means
- B23Q2703/04—Work clamping means using fluid means or a vacuum
-
- 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
- B23Q2703/00—Work clamping
- B23Q2703/02—Work clamping means
- B23Q2703/10—Devices for clamping workpieces of a particular form or made from a particular material
Abstract
Disclosed is a mechanism for clamping and locating of a gear shifting oscillating bar of an automobile. Jacking cylinders are installed on the transverse sections of cushion blocks. A piston rod of a press cylinder is hinged to the rear end of a press strip through a first pin, and connecting blocks are symmetrically arranged on the left side and the right side of the rear portion of the press strip. A flange plate is arranged on the rear portion of a base, the rear end of the base and the lower portion of the front surface of the flange plate are attached with each other, and the base and the flange plate are fixedly connected through long bolts. A standby base is installed on the upper portion of the front surface of the flange plate in an attached mode, and is in a shape of a semi-circular ring with the arc top on the top. A through groove which is communicated in the vertical direction is formed in the top of the standby base, the upper portion of a change-over valve is located in the through groove, and the change-over valve is connected with the jacking cylinders and the press cylinder through pipelines. According to the invention, the mechanism for clamping and locating of the gear shifting oscillating bar of the automobile is reasonable in design, simple and compact in structure, firm in connection with a lathe, good in clamping firmness and high in clamping efficiency, and easy to assemble and convenient to detach and install, and can ensure the machining accuracy of the gear shifting oscillating bar.
Description
Technical field
The present invention relates to a kind of mechanism for car gear shifting fork clamping position.
Background technology
Gear shift fork is the vitals on automobile gearbox.Existing gear shift fork is generally steel forge piece, be made up of axle sleeve, bulb, leg and wavy surface, axle sleeve is loaded on axle by the shaft hole sleeve at its center, and at the middle part of axle sleeve, radially symmetry offers pin-and-hole, primary and secondary pin is located in pin-and-hole, and axle sleeve and axle are fixed.The bulb of gear shift fork needs to process further on lathe, and gear shift fork must be positioned on lathe by the special clamping device made.Existing clamping device complex structure, volume is comparatively large, and not only assemble difficulty, production cost is high, and clipping operation is loaded down with trivial details, and the efficiency of clamping is not high, and the fixing of clamping does not ensure.
Summary of the invention
Technical problem to be solved by this invention is to provide that a kind of structure is simple, the mechanism for car gear shifting fork clamping position of simple operation.
Technical scheme of the present invention is as follows: a kind of mechanism for car gear shifting fork clamping position, it is characterized in that: at the two ends, left and right of base top, symmetry installs cushion block, cushion block is " L " shape, be made up of crosspiece and perpendicular section, the crosspiece of cushion block is fixed by bolt and base, the crosspiece of each cushion block is all equipped with stretch oil cylinder, the piston rod of two stretch oil cylinders in left and right stretches out towards relative direction, and the piston rod of each stretch oil cylinder is all connected with push rod, push rod passes from the guide pin bushing of setting-in in the cushion block section of erecting, and the push rod of the right and left point-blank; Between two stretch oil cylinders, be provided with locating piece, locating piece is by base fixed support, and described locating piece is provided with positioning core axle, and the axial line of positioning core axle and the axial line of described push rod intersect vertically;
Compressed oil cylinder is provided with at the rear of described locating piece, the cylinder body of this compressed oil cylinder is fixed on base, the piston rod of compressed oil cylinder stretches out straight up, and stretch in " U " v notch v of press strip rear end, the piston rod of compressed oil cylinder is hinged by the rear end of the first pin and press strip, described press strip and positioning core axle are positioned at same vertical plane, contiguous block is symmetrical arranged in the left and right sides at press strip rear portion, the upper end of two contiguous blocks is hinged by the rear portion of same second pin and press strip, and the lower end of contiguous block is connected with the bearing on compressed oil cylinder cylinder body;
Ring flange is provided with at the rear of described base, the rear end face of base and the bottom of ring flange front surface fit, base is fixedly connected with ring flange by stay bolt, and at the top of described ring flange front surface attachment reserve seat, this reserve seat is the semi-circular shape that arc withstands on; The top of described reserve seat offers the groove of up/down perforation, and the top of switching valve is arranged in this groove, and valve body and the ring flange of switching valve fix, and described switching valve is connected with stretch oil cylinder and compressed oil cylinder by pipeline.
Adopt above technical scheme, ring flange is fixedly mounted on lathe spindle.When needing clamping gear shift fork, first gear shift fork is placed on locating piece, gear shift fork is supported by locating piece, and the upper end of positioning core axle is stretched in the axle sleeve of gear shift fork, then gear shift fork is rotated, two pin-and-holes on gear shift fork axle sleeve are distinguished just to two push rods, then the action simultaneously of two stretch oil cylinders is controlled, two stretch oil cylinders drive two push rods to move towards relative direction, until two push rods stretch in pin-and-hole corresponding on gear shift fork axle sleeve respectively, finally control compressed oil cylinder action, the piston rod of compressed oil cylinder is protruded upward, the piston rod of compressed oil cylinder drives press strip to swing around the second pin in vertical plane, make the front end compressing of press strip on gear shift fork.Hold out against in the clamping of the right and left push rod, the support of locating piece, positioning core axle fixed in and press strip pressuring action under, the location of gear shift fork can be realized, so that process the bulb of gear shift fork on lathe.
The present invention not only structure is simple, compact, and volume is little, occupies little space, and production cost is low, and assembling is easy, and simple operation, and the fixing of gear shift fork clamping is good, can not occur axial and circumferential mobile, clamp efficiency high.The present invention is fixed by ring flange and lathe, and dismounting is convenient, and the fixing of connection is good; Moulding and the ring flange of reserve seat adapt, and can increase the structural strength on ring flange top on the one hand, on the other hand, reserve seat offer installing hole, so that arrange other parts needed.The top of the accommodating switching valve of groove at reserve seat top, had both saved the arrangement space of switching valve, can play again the effect of protection to switching valve; Switching valve controls stretch oil cylinder and compressed oil cylinder liquid in-out force feed by pipeline, and switching valve distance oil cylinder is comparatively near, is conducive to pipeline cabling and saves pipeline.Press strip is under the acting in conjunction of compressed oil cylinder, contiguous block and pin, and flexible swinging, without beat phenomenon, can guarantee to continue the thrust of gear shift fork and evenly.Cushion block is " L " shape, moulding is simple, be easy to processing and fabricating, while being conducive to stretch oil cylinder supporting and location, can be led to push rod by the guide pin bushing of inner setting-in, can prevent push rod from wearing and tearing on the one hand, on the other hand, push rod is only moved at left and right directions, can not offset, thus further ensure that the reliability to gear shift fork clamping position.
One end of described push rod is stretched in the piston rod of stretch oil cylinder, and both are threaded, and the end face of the annular boss that push rod is integrally formed and stretch oil cylinder piston rod reclines, and the other end of push rod is conehead structure.Above structure is easy accessibility between push rod and the piston rod of stretch oil cylinder on the one hand; the fastness connected is good; on the other hand; push rod is located the pin-and-hole on gear shift fork axle sleeve by conehead; both combine closely; do not damaging in the prerequisite of pin-and-hole, the reliability that gear shift fork clamps can guaranteed further.
In order to simplify structure, convenient for assembly, described positioning core axle is from the bottom up through base and locating piece, and fit in the bottom boss of positioning core axle and the bottom surface of base, the upper end of positioning core axle exceeds the end face of locating piece.
For the ease of guiding, between the end face of described positioning core axle and periphery, pass through conical surface transition.
In order to make locating piece processing and fabricating easy, it is firm that base is installed, and described locating piece is packet, and fixed by two symmetrical sunk screws and base.
Beneficial effect: structure of the present invention is simple, compact; assembling easily; it is firm to be connected with lathe; easy accessibility, can realize gear shift fork and accurately locate, and simple operation; gear shift fork can not occur axially and circumference moves; the fixing of clamping is good, and clamping efficiency is high, can guarantee the precision that gear shift fork is processed.
Accompanying drawing explanation
Fig. 1 is stereogram of the present invention.
Fig. 2 is front view of the present invention.
Fig. 3 is the F-F sectional view of Fig. 2.
Fig. 4 is the G-G sectional view of Fig. 2.
Detailed description of the invention
Below in conjunction with drawings and Examples, the invention will be further described:
As shown in Figure 1, Figure 2, Figure 3, Figure 4, the present invention is made up of base 1, stretch oil cylinder 2, push rod 3, locating piece 4, positioning core axle 5, compressed oil cylinder 7, press strip 8 and cushion block 10 etc.Wherein, in two ends, the left and right symmetry at base 1 top, cushion block 10 is installed, cushion block 10 is " L " shape, be made up of crosspiece and perpendicular section, the crosspiece of cushion block 10 is fixed by bolt and base 1, and the crosspiece of each cushion block 10 is all equipped with stretch oil cylinder 2, and the piston rod of two stretch oil cylinders 2 in left and right stretches out towards relative direction, and the piston rod of each stretch oil cylinder 2 is all connected with push rod 3, the push rod 3 of the right and left is point-blank.Push rod 3 passes from the guide pin bushing of setting-in in cushion block 10 section of erecting, one end of push rod 3 is stretched in the piston rod of stretch oil cylinder 2, both are threaded, and the end face of the annular boss that push rod 3 is integrally formed and stretch oil cylinder 2 piston rod reclines, and the other end of push rod 3 is conehead structure.
As shown in Figure 1, Figure 2, Figure 3, Figure 4, be provided with locating piece 4 between two stretch oil cylinders 2, locating piece 4 is packet, and is fixed by two symmetrical sunk screws and base 1, makes locating piece 4 by base 1 fixed support.Locating piece 4 is provided with positioning core axle 5, and the axial line of positioning core axle 5 and the axial line of push rod 3 intersect vertically.Positioning core axle 5 is from the bottom up through base 1 and locating piece 4, fit in the bottom boss of positioning core axle 5 and the bottom surface of base 1, axle body and the locating piece 4 of positioning core axle 5 are fixed, and the upper end of positioning core axle 5 exceeds the end face of locating piece 4, passes through conical surface transition between the end face of positioning core axle 5 and periphery.
As shown in Figure 1, Figure 3, be provided with compressed oil cylinder 7 at the rear of locating piece 4, the cylinder body of this compressed oil cylinder 7 is located in base 1, and the boss of compressed oil cylinder 7 cylinder body upper end is supported by base 1, and the cylinder body of compressed oil cylinder 7 is fixedly connected with base 1 by bolt.The piston rod of compressed oil cylinder 7 stretches out straight up, and stretches in " U " v notch v of press strip 8 rear end, and the piston rod of compressed oil cylinder 7 is hinged by the rear end of the first pin and press strip 8.Press strip 8 and positioning core axle 5 are positioned at same vertical plane, and press strip 8, under the driving of compressed oil cylinder 7, can swing in vertical plane.Be symmetrical arranged contiguous block 9 in the left and right sides at press strip 8 rear portion, the upper end of two contiguous blocks 9 is hinged by the rear portion of same second pin and press strip 8, and the lower end of contiguous block 9 is connected with the bearing on compressed oil cylinder 7 cylinder body.
As shown in Figure 1 and Figure 2, be provided with ring flange 11 at the rear of base 1, ring flange 11 can be bolted on lathe spindle.The rear end face of base 1 and the bottom of ring flange 11 front surface fit, and the stay bolt that base 1 is arranged side by side by left and right is fixedly connected with ring flange 11.At the top of ring flange 11 front surface attachment reserve seat 12, the semi-circular shape that this reserve seat 12 withstands on for arc, reserve seat 12 is connected with ring flange 11 by bolt, and reserve seat 12 offers spare mounting hole.The groove of up/down perforation is offered at the top of reserve seat 12, the top of switching valve 13 is arranged in this groove, valve body and the ring flange 11 of switching valve 13 fix, and switching valve 13 is connected with two stretch oil cylinders 2 and compressed oil cylinder 7 by pipeline, and the action of oil cylinder is controlled to switch by switching valve 13.
Operation principle of the present invention is as follows:
First gear shift fork 6 is placed on locating piece 4, gear shift fork 6 is supported by locating piece 4, and the upper end of positioning core axle 5 is stretched in the axle sleeve of gear shift fork 6, then gear shift fork 6 is rotated, two pin-and-holes on gear shift fork 6 axle sleeve are distinguished just to two push rods 3, then the action simultaneously of two stretch oil cylinders 2 is controlled, two stretch oil cylinders 2 drive two push rods 3 to move towards relative direction, until two push rods 3 stretch in pin-and-hole corresponding on gear shift fork 6 axle sleeve respectively, finally control compressed oil cylinder 7 action, the piston rod of compressed oil cylinder 7 is protruded upward, the piston rod of compressed oil cylinder 7 drives press strip 8 to swing around the second pin in vertical plane, make the front end compressing of press strip 8 on gear shift fork 6.Hold out against in the clamping of the right and left push rod 3, the support of locating piece 4, positioning core axle 5 fixed in and press strip 8 pressuring action under, the location of gear shift fork 6 can be realized, so that process the bulb 6a of gear shift fork 6 on lathe.
Claims (5)
1. the mechanism for car gear shifting fork clamping position, it is characterized in that: in two ends, the left and right symmetry at base (1) top, cushion block (10) is installed, cushion block (10) is " L " shape, be made up of crosspiece and perpendicular section, the crosspiece of cushion block (10) is fixed by bolt and base (1), stretch oil cylinder (2) crosspiece of each cushion block (10) is all equipped with, the piston rod of two stretch oil cylinders (2) in left and right stretches out towards relative direction, and the piston rod of each stretch oil cylinder (2) is all connected with push rod (3), push rod (3) passes from the guide pin bushing of setting-in in the perpendicular section of cushion block (10), the push rod (3) of the right and left point-blank, locating piece (4) is provided with between two stretch oil cylinders (2), locating piece (4) is by base (1) fixed support, described locating piece (4) is provided with positioning core axle (5), and the axial line of positioning core axle (5) and the axial line of described push rod (3) intersect vertically,
Compressed oil cylinder (7) is provided with at the rear of described locating piece (4), the cylinder body of this compressed oil cylinder (7) is fixed on base (1), the piston rod of compressed oil cylinder (7) stretches out straight up, and stretch in " U " v notch v of press strip (8) rear end, the piston rod of compressed oil cylinder (7) is hinged by the rear end of the first pin and press strip (8), described press strip (8) and positioning core axle (5) are positioned at same vertical plane, contiguous block (9) is symmetrical arranged in the left and right sides at press strip (8) rear portion, the upper end of two contiguous blocks (9) is hinged by the rear portion of same second pin and press strip (8), the lower end of contiguous block (9) is connected with the bearing on compressed oil cylinder (7) cylinder body,
Ring flange (11) is provided with at the rear of described base (1), the rear end face of base (1) and the bottom of ring flange (11) front surface fit, base (1) is fixedly connected with ring flange (11) by stay bolt, on the top of described ring flange (11) front surface attachment reserve seat (12), the semi-circular shape that this reserve seat (12) withstands on for arc; The top of described reserve seat (12) offers the groove of up/down perforation, the top of switching valve (13) is arranged in this groove, valve body and the ring flange (11) of switching valve (13) fix, and described switching valve (13) is connected with stretch oil cylinder (2) and compressed oil cylinder (7) by pipeline.
2. the mechanism for car gear shifting fork clamping position according to claim 1, it is characterized in that: one end of described push rod (3) is stretched in the piston rod of stretch oil cylinder (2), both are threaded, the end face of the annular boss that push rod (3) is integrally formed and stretch oil cylinder (2) piston rod reclines, and the other end of push rod (3) is conehead structure.
3. the mechanism for car gear shifting fork clamping position according to claim 1 and 2, it is characterized in that: described positioning core axle (5) is from the bottom up through base (1) and locating piece (4), fit in the bottom boss of positioning core axle (5) and the bottom surface of base (1), the upper end of positioning core axle (5) exceeds the end face of locating piece (4).
4. the mechanism for car gear shifting fork clamping position according to claim 3, is characterized in that: pass through conical surface transition between the end face of described positioning core axle (5) and periphery.
5. the mechanism for car gear shifting fork clamping position according to claim 3, is characterized in that: described locating piece (4) is packet, and is fixed by two symmetrical sunk screws and base (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510690760.4A CN105234728A (en) | 2015-10-22 | 2015-10-22 | Mechanism for clamping and locating of gear shifting oscillating bar of automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510690760.4A CN105234728A (en) | 2015-10-22 | 2015-10-22 | Mechanism for clamping and locating of gear shifting oscillating bar of automobile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105234728A true CN105234728A (en) | 2016-01-13 |
Family
ID=55032677
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510690760.4A Pending CN105234728A (en) | 2015-10-22 | 2015-10-22 | Mechanism for clamping and locating of gear shifting oscillating bar of automobile |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105234728A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108907837A (en) * | 2018-09-25 | 2018-11-30 | 湖南宇环智能装备有限公司 | A kind of lathe spindle structure of suitable special-shaped workpiece automated exchanged cutter |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2341029A2 (en) * | 2009-12-30 | 2011-07-06 | Noell Mobile Systems GmbH | Lifting device with a twistlock assembly |
| CN202922276U (en) * | 2012-11-08 | 2013-05-08 | 毛栋磊 | Clamp for fixing multiple valve bodies during machining process |
| CN203156419U (en) * | 2013-03-28 | 2013-08-28 | 寿光宝隆石油器材有限公司 | Rotary tool for lathe |
| CN203171308U (en) * | 2012-10-19 | 2013-09-04 | 江苏腾旋科技股份有限公司 | Boss clamping type multipurpose side hole processing mechanism |
| CN204565690U (en) * | 2015-04-02 | 2015-08-19 | 湖北凡超汽车实业有限责任公司 | A kind of axle housing annex bottom surface Milling Process clamping device |
-
2015
- 2015-10-22 CN CN201510690760.4A patent/CN105234728A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2341029A2 (en) * | 2009-12-30 | 2011-07-06 | Noell Mobile Systems GmbH | Lifting device with a twistlock assembly |
| CN203171308U (en) * | 2012-10-19 | 2013-09-04 | 江苏腾旋科技股份有限公司 | Boss clamping type multipurpose side hole processing mechanism |
| CN202922276U (en) * | 2012-11-08 | 2013-05-08 | 毛栋磊 | Clamp for fixing multiple valve bodies during machining process |
| CN203156419U (en) * | 2013-03-28 | 2013-08-28 | 寿光宝隆石油器材有限公司 | Rotary tool for lathe |
| CN204565690U (en) * | 2015-04-02 | 2015-08-19 | 湖北凡超汽车实业有限责任公司 | A kind of axle housing annex bottom surface Milling Process clamping device |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108907837A (en) * | 2018-09-25 | 2018-11-30 | 湖南宇环智能装备有限公司 | A kind of lathe spindle structure of suitable special-shaped workpiece automated exchanged cutter |
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| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20160113 |