CN209125391U - Upper rocker arm groove milling air-actuated jaw before left and right - Google Patents
Upper rocker arm groove milling air-actuated jaw before left and right Download PDFInfo
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- CN209125391U CN209125391U CN201821585111.3U CN201821585111U CN209125391U CN 209125391 U CN209125391 U CN 209125391U CN 201821585111 U CN201821585111 U CN 201821585111U CN 209125391 U CN209125391 U CN 209125391U
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- air
- bottom plate
- rocker arm
- upper rocker
- groove milling
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Abstract
The utility model discloses upper rocker arm groove milling air-actuated jaws before a kind of left and right, including bottom plate, bottom plate is equipped with air clamper, air clamper includes the first air clamper and the second air clamper, first air clamper is located at the left side of bottom plate, and the second air clamper is located at the right side of bottom plate；Air clamper includes clamping cylinder, air cylinder pressure plate, chain bar and ear mount, and the top of clamping cylinder is connected to the end of air cylinder pressure plate, and the on both sides of the middle of air cylinder pressure plate is equipped with chain bar, and chain bar is connected in ear mount, and ear mount is fixedly installed on bottom plate.The clamp structure is simple, science is convenient, with strong points, easy to use, low in cost, easy to operate, easy to spread.The fixture comes into operation, product defect rate by being greatly reduced, process time and clamping time, gross efficiency was promoted obvious by greatly shortening.
Description
Technical field
The utility model relates to technological equipment field of fixtures, and in particular to upper rocker arm groove milling air-actuated jaw before a kind of left and right.
Background technique
Current machinery industry, components price is lower and lower, but requires higher and higher, and productive temp is getting faster, and
Single-piece is small quantities of, is the trend of machinery industry, and therefore, High-speed machining becomes the research topic and developing direction of Mechanical Manufacturing Enterprises.
High-speed machining, in addition to lathe, cutter it is closely bound up other than, frock clamp design and manufacture be restrict High-speed machining smoothly into
Capable key factor.Therefore, the frock clamp of current machine industry machining should have the following conditions: the clamping jail (a)
Gu reliable.(b) the huge axial force of drill for high-speed bring can be born.(c) winding degree is rigidly big, reduce machining when product because
Stress and the displacement or oscillation of horizontal direction generated.
It is the structure chart of upper rocker arm workpiece before left and right referring to Fig. 1 and Fig. 2, Fig. 1, Fig. 2, which is that a left side for the prior art is right front upper, to be shaken
The structure chart of arm workpiece slotting attachment.Two coaxial apertures 6 and its end face outside processing on the right side of upper rocker arm workpiece before carrying out left and right,
When the shallow counter sink 8 at the processing of threaded hole 7 of trailing flank two and middle part is processed, processed using the clamp structure of such as Fig. 2, the knot
Structure mainly include bottom plate 1, A type pressing plate 2, main pressing plate 3 and can banking pin mounting base 4, bearing is equipped with by the head of A type pressing plate 2
Column 5 cooperates limited post to limiting on the right side of workpiece, and pass through thus to limiting on the left of workpiece by main pressing plate 3
Be arranged respective numbers can banking pin mounting base 4 further limited.The structure is in actual production process, mainly
Produce following disadvantage:
1. or so before on the right side of upper rocker arm workpiece two coaxial apertures concentricity it is overproof, expected requirement is not achieved.
2. the clamping time is long, generally more than 6 minutes, working efficiency is seriously affected.
3. or so before two coaxial hole machineds on the right side of upper rocker arm workpiece when shake it is serious, lead to left inefficiency.
4. or so before two coaxial apertures on the right side of upper rocker arm workpiece allowance distribution it is unstable, it is thick often to there is hole wall part
Degree is insufficient, causes to scrap, ratio is up to 5%.
Utility model content
The purpose of this utility model is that in view of the deficiencies of the prior art, upper rocker arm groove milling pneumatic clamps before a kind of left and right are provided
Tool.
In order to solve the above-mentioned technical problem, it adopts the following technical scheme that
Upper rocker arm groove milling air-actuated jaw before left and right, including bottom plate, bottom plate are equipped with air clamper, air clamper
Including the first air clamper and the second air clamper, the first air clamper is located at the left side of bottom plate, the second gas
Dynamic clamping device is located at the right side of bottom plate；Air clamper includes clamping cylinder, air cylinder pressure plate, chain bar and ear mount, clamps gas
The top of cylinder is connected to the end of air cylinder pressure plate, and the on both sides of the middle of air cylinder pressure plate is equipped with chain bar, and chain bar is connected in ear mount, ear
Seat is fixedly installed on bottom plate.
Further, the second air clamper further includes balancing pole and movable mandril, and the middle part lower end of balancing pole is connected with
Movable mandril, movable mandril connect the clamping cylinder of the second air clamper, and the both ends of balancing pole connect the second pneumatic pinch
The chain bar of device.
Further, the second air clamper further includes Aeroassisted bearing, and Aeroassisted bearing is located on bottom plate, pneumatically
Aiding support acts on movable mandril.
Further, the rotary moveable angle of air cylinder pressure plate is 0-60 °.
Further, the end of air cylinder pressure plate is equipped with briquetting.
Further, air-actuated jaw further includes X to locating part, and X is fixedly installed on bottom plate to locating part, and X is to locating part packet
Floating V-block mounting base and floating V-block are included, floating V-block mounting base is fixedly installed in the right end two sides of bottom plate, floating V-type
Block mounting base is equipped with floating V-block.
Further, air-actuated jaw further includes Y-direction locating part, and Y-direction locating part is fixedly installed on bottom plate, and Y-direction locating part is
Fixed support.
Further, bottom plate is equipped with composite mounting base.
Further, bottom plate is equipped with reversal valve, and reversal valve is located at the right side of bottom plate, and reversal valve connects the first pneumatic pinch dress
It sets and the second air clamper.
Further, bottom plate is equipped with several Auxiliary support mounting bases.
As a result of the above technical solution, the following beneficial effects are obtained:
The utility model is upper rocker arm groove milling air-actuated jaw before a kind of left and right, and the clamp structure is simple, science is convenient, is directed to
Property is strong, easy to use, low in cost, easy to operate, easy to spread.
By setting X to locating part, successfully solves the allowance distribution of two coaxial apertures on the right side of workpiece not with floating V-block
Stablize and often occur the problem of hole wall local thickness deficiency.
By the way that the second air clamper, the model SDA80 of the cylinder is arranged, clamping force is more than 4000 Ns, by cylinder
Drive activity mandril elevating movement, so that balancing pole be driven and then to move up and down, the both ends of balancing pole are respectively equipped with two width folder
Tool, i.e. air cylinder pressure plate, chain bar and ear mount equal two clamp the position near two coaxial apertures respectively, and clamping is reliable and stable,
And it can real point clamping (being that imaginary point clamps before).In addition the height above base plate plane to coaxial aperture is more than than original reduction
30%, winding degree rigidly increases by 32% or more；During cylinder is ventilated and is clamped, Aeroassisted holding action locking movable top
Bar, it is more than 275KG that movable mandril, which bears axial force,；Due to the implementation of a series of measures, in actual production, showing for shake is processed
As disappearing, drilling speed, feed speed reach and boring speed is greatly speeded up, and the processing efficiency of work step is obviously improved, real
The qualification rate of the hole concentricity of coaxial aperture greatly improves in survey！
The fixture comes into operation, product defect rate by being greatly reduced, process time and clamping time by greatly shortening, always
Improved efficiency is obvious.
Detailed description of the invention
The utility model is described in further detail with reference to the accompanying drawing:
Fig. 1 is the structural schematic diagram of upper rocker arm workpiece before left and right in the utility model；
Fig. 2 is the structural schematic diagram of upper rocker arm groove milling air-actuated jaw before sheet controls in the prior art；
Fig. 3 is the structural schematic diagram of upper rocker arm groove milling air-actuated jaw before left and right in the utility model embodiment；
Fig. 4 is the overlooking structure diagram of upper rocker arm groove milling air-actuated jaw before left and right in the utility model embodiment；
Fig. 5 is the schematic view of the front view of upper rocker arm groove milling air-actuated jaw before left and right in the utility model embodiment；
Fig. 6 is the side structure schematic view of upper rocker arm groove milling air-actuated jaw before left and right in the utility model embodiment；
Fig. 7 is the structural schematic diagram of the second ear mount in the utility model embodiment；
Fig. 8 is the structural schematic diagram of floating V-block in the utility model embodiment.
In figure: 1- bottom plate；2-A type pressing plate；The main pressing plate of 3-；4- can banking pin mounting base；5- support column；6- coaxial aperture；7-
Threaded hole；The shallow counter sink of 8-；9- workpiece；The first air clamper of 10-；The second air clamper of 11-；12- first is clamped
Cylinder；The first air cylinder pressure plate of 13-；The first chain bar of 14-；The first ear mount of 15-；The first briquetting of 16-；The second clamping cylinder of 17-；18-
Second air cylinder pressure plate；The second chain bar of 19-；The second ear mount of 20-；21- balancing pole；22- activity mandril；The second briquetting of 23-；24- is floating
Dynamic V-block mounting base；25- floating V-block；26- fixed support；27- composite mounting base；The bearing of 28- Aeroassisted；29- is changed
To valve；30- Auxiliary support mounting base.
Specific embodiment
To make the objectives, technical solutions and advantages of the present invention clearer, below by accompanying drawings and embodiments,
The present invention will be further described in detail.However, it should be understood that specific embodiment described herein is only used to solve
The utility model is released, the range being not intended to limit the utility model.In addition, in the following description, being omitted to known features
With the description of technology, to avoid the concept for unnecessarily obscuring the utility model.
As shown in Figures 3 to 8, upper rocker arm groove milling air-actuated jaw before left and right, including bottom plate 1, bottom plate 1 are equipped with pneumatic pinch
Device, air clamper include the first air clamper 10 and the second air clamper 11, the first air clamper
10 are located at the left side of bottom plate 1, and the second air clamper 11 is located at the right side of bottom plate 1.Air clamper include clamping cylinder,
Air cylinder pressure plate, chain bar and ear mount, the top of clamping cylinder are connected to the end of air cylinder pressure plate, and the on both sides of the middle of air cylinder pressure plate is all provided with
There is chain bar, chain bar is connected in ear mount, and ear mount is fixedly installed on bottom plate 1.
Specifically, the first air clamper 10 includes the first clamping cylinder 12, the first air cylinder pressure plate 13, the first chain bar 14
With the first ear mount 15, the top of the first clamping cylinder 12 is connected to the left end of the first air cylinder pressure plate 13, the first air cylinder pressure plate 13
On both sides of the middle is equipped with the first chain bar 14, and the first chain bar 14 is connected in the first ear mount 15, and the first ear mount 15 is fixedly installed in bottom
On plate 1, the right end of the first air cylinder pressure plate 13 is equipped with the first briquetting 16, and the first briquetting 16 acts on the left side of workpiece.First clamps
Cylinder 12 is SDA63 cylinder, and clamping force is more than 2500 Ns, when needing to clamp the left end of workpiece 9, clamps gas by driving first
Cylinder 12 pushes the left end of the first air cylinder pressure plate 13 to move upwards, and (is similar under the action of the first chain bar 14 and the first ear mount 15
The fulcrum of lever), so that the right end of the first air cylinder pressure plate 13 is driven to move downward, the angular range of the first air cylinder pressure plate 13 rotation
At 0-60 °, the left end of workpiece 9 is withstood by the first briquetting 16, plays and compresses effect well.
Specifically, the second air clamper 11 includes the second clamping cylinder 17, the second air cylinder pressure plate 18, the second chain bar
19, the second ear mount 20, balancing pole 21 and movable mandril 22, the top of the second clamping cylinder 17 are connected with movable mandril 22, activity
Mandril 22 is connected to the middle part lower end of balancing pole 21, and the both ends of balancing pole 21 connect the second chain bar 19, and the second chain bar 19 is connected with
The end of second air cylinder pressure plate 18, the middle part lower end of the second air cylinder pressure plate 18 are hinged with the second ear mount 20, the second air cylinder pressure plate 18
The other end lower part be equipped with the second briquetting 23.Bottom plate 1 is equipped with Aeroassisted bearing 28, and Aeroassisted bearing 28 acts on institute
State movable mandril 22.The angular range of second air cylinder pressure plate 18 rotation is at 0-60 °, and the installation of the second ear mount 20 is for constraining second
Air cylinder pressure plate 18 bears the power of 18 all directions of the second air cylinder pressure plate, and one end of the second chain bar 19 connects the second air cylinder pressure plate 18,
The other end of first chain bar 14 connects balancing pole 21, transmits the power from the second clamping cylinder 17.
By the way that the second air clamper 11 is arranged, the model SDA80 of the second clamping cylinder 17, clamping force is more than 4000
Ox is moved upwards by 17 drive activity mandril 22 of the second clamping cylinder, is moved upwards so that balancing pole 21 be driven to follow suit, balance
The both ends of bar 21 are respectively equipped with two width fixtures, i.e. the second air cylinder pressure plate 18, the second chain bar 19 and the second ear mount 20 equal two, respectively
The position near two coaxial apertures 6 is clamped, clamping is reliable and stable, and can real point clamping (being that imaginary point clamps before).Separately
The height of 1 plane of Outer Bottom Plating to 6 top of coaxial aperture is reduced than original more than 30%, and winding degree rigidly increases by 32% or more；Second
During the ventilation of clamping cylinder 17 clamps, 28 movement locking activity mandril 22 of Aeroassisted bearing, movable mandril 22 bears axis
It is more than 275KG to power；Due to the implementation of a series of measures, in actual production, processes the phenomenon that shaking and disappear, drilling speed,
Feed speed reaches and boring speed is greatly speeded up, and the processing efficiency of work step is obviously improved, and the hole of coaxial aperture 6 is same in actual measurement
The qualification rate of axis degree greatly improves.
Air-actuated jaw further includes X to locating part, and X is fixedly installed on bottom plate 1 to locating part, X to locating part include floating V
Type block mounting base 24 and floating V-block 25, floating V-block mounting base 24 are fixedly installed in the right end two sides of bottom plate 1, floating V-type
Block mounting base 24 is equipped with floating V-block 25.Floating V-block mounting base 24 is for installing floating V-block 25.Floating V-block 25
For limiting the freedom degree in workpiece X-direction, in addition floating V-block 25 is equipped with groove, and the rotation that can also limit Z axis is free
Degree.
In the present embodiment, air-actuated jaw further includes Y-direction locating part, and Y-direction locating part is fixedly installed on bottom plate 1, Y-direction limit
Position part is fixed support 26, for limiting the mobile freedom degree of Y-direction.Fixed support 26 can follow closely for fixed bearing.
In the present embodiment, bottom plate 1 is equipped with composite mounting base 27.The front side of composite mounting base 27 is for installing fixed gas
The rear side of dynamic auxiliary bearing 28, composite mounting base 27 is followed closely for fixed bearing.
In the present embodiment, bottom plate 1 is equipped with reversal valve 29, and reversal valve 29 is located at the right side of bottom plate 1, and reversal valve 29 connects
First air clamper 10 and the second air clamper 11.Reversal valve 29 is plate connecting type reversal valve 29, for converting gas circuit
Ventilation controls the work of a pneumatic pinch cylinder and the second pneumatic pinch cylinder.
In the present embodiment, bottom plate 1 is equipped with several Auxiliary support mounting bases 30, and Auxiliary support mounting base 30 is located at work
The lower part of part 9 is used to support workpiece 9, and workpiece 9 is facilitated to carry out related work.
After the program is embodied, disappeared by the phenomenon that in applicant's actual production, processing is shaken, drilling speed is reachable
358 ms/min, up to 600mm/ points, boring speed up to 250 ms/min, work step processing efficiency is lifted beyond original feed speed
300%, the hole concentricity 99% for surveying coaxial aperture 6 is qualified.
In addition the fixture comes into operation, and product defect rate drops to 0.01% by original 12%；Process time is by original
Come 8 minutes, be down to 4 minutes, the clamping time by original 6 minutes, foreshortens to 0.5 minute, and this process processing it is total when
Between (clamping time+process time) by original 14 minutes, be down to 4.5 minutes；Gross efficiency is lifted beyond 300%.
The above are only specific embodiments of the present invention, but the technical characteristics of the utility model is not limited thereto.Appoint
How based on the utility model, to solve essentially identical technical problem, essentially identical technical effect is realized, madely
Simple change, equivalent replacement or modification etc., are all covered by among the protection scope of the utility model.
Claims (10)
1. or so before upper rocker arm groove milling air-actuated jaw, including bottom plate, it is characterised in that: the bottom plate is filled equipped with pneumatic pinch
It sets, the air clamper includes the first air clamper and the second air clamper, the first pneumatic pinch dress
Setting in the left side of the bottom plate, second air clamper is located at the right side of the bottom plate；The air clamper
Including clamping cylinder, air cylinder pressure plate, chain bar and ear mount, the top of the clamping cylinder is connected to the end of the air cylinder pressure plate,
The on both sides of the middle of the air cylinder pressure plate is equipped with chain bar, and the chain bar is connected in the ear mount, and the ear mount is fixedly installed in
On the bottom plate.
2. upper rocker arm groove milling air-actuated jaw before left and right according to claim 1, it is characterised in that: second pneumatic pinch
Device further includes balancing pole and movable mandril, and the middle part lower end of the balancing pole is connected with movable mandril, and the activity mandril connects
The clamping cylinder of second air clamper is connect, the both ends of the balancing pole connect the chain of second air clamper
Bar.
3. upper rocker arm groove milling air-actuated jaw before left and right according to claim 2, it is characterised in that: second pneumatic pinch
Device further includes Aeroassisted bearing, and Aeroassisted bearing is located on the bottom plate, the Aeroassisted supporting role in
The activity mandril.
4. upper rocker arm groove milling air-actuated jaw before left and right according to claim 1, it is characterised in that: the rotation of the air cylinder pressure plate
Turning activity point of view is 0-60 °.
5. upper rocker arm groove milling air-actuated jaw before left and right according to claim 1, it is characterised in that: the end of the air cylinder pressure plate
Portion is equipped with briquetting.
6. upper rocker arm groove milling air-actuated jaw before left and right according to claim 1, it is characterised in that: it further include X to locating part,
The X is fixedly installed on the bottom plate to locating part, the X to locating part include floating V-block mounting base and floating V-type
Block, the floating V-block mounting base are fixedly installed in the right end two sides of the bottom plate, and the floating V-block mounting base is equipped with
Floating V-block.
7. upper rocker arm groove milling air-actuated jaw before left and right according to claim 1, it is characterised in that: it further include Y-direction locating part,
The Y-direction locating part is fixedly installed on the bottom plate, and the Y-direction locating part is fixed support.
8. upper rocker arm groove milling air-actuated jaw before left and right according to claim 3 or 7, it is characterised in that: set on the bottom plate
There is composite mounting base.
9. upper rocker arm groove milling air-actuated jaw before left and right according to claim 1, it is characterised in that: the bottom plate is equipped with and changes
To valve, the reversal valve is located at the right side of the bottom plate, and the reversal valve connects first air clamper and the second gas
Dynamic clamping device.
10. upper rocker arm groove milling air-actuated jaw before left and right according to claim 1, it is characterised in that: the bottom plate is equipped with
Several Auxiliary support mounting bases.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821585111.3U CN209125391U (en) | 2018-09-27 | 2018-09-27 | Upper rocker arm groove milling air-actuated jaw before left and right |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821585111.3U CN209125391U (en) | 2018-09-27 | 2018-09-27 | Upper rocker arm groove milling air-actuated jaw before left and right |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209125391U true CN209125391U (en) | 2019-07-19 |
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ID=67230498
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821585111.3U Active CN209125391U (en) | 2018-09-27 | 2018-09-27 | Upper rocker arm groove milling air-actuated jaw before left and right |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209125391U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111002061A (en) * | 2019-12-27 | 2020-04-14 | 南京信息职业技术学院 | Rock drill handle body control valve hole turning tool |
-
2018
- 2018-09-27 CN CN201821585111.3U patent/CN209125391U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111002061A (en) * | 2019-12-27 | 2020-04-14 | 南京信息职业技术学院 | Rock drill handle body control valve hole turning tool |
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Legal Events
| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20211122 Address after: 313201 Deqing Industrial Park, Xinshi Town, Deqing County, Huzhou City, Zhejiang Province Patentee after: Huzhou Dajiang Intelligent Technology Co.,Ltd. Address before: 311106 Tang Qi Zhen Hong He Cun Ding Jia Yang, Yuhang District, Hangzhou City, Zhejiang Province Patentee before: HANGZHOU CHANGDING MACHINERY Co.,Ltd. |