CN207578180U - A kind of Automatic-clamping single cylinder diesel engine Clamping Apparatus of Connecting Rod - Google Patents
A kind of Automatic-clamping single cylinder diesel engine Clamping Apparatus of Connecting Rod Download PDFInfo
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- CN207578180U CN207578180U CN201721733030.9U CN201721733030U CN207578180U CN 207578180 U CN207578180 U CN 207578180U CN 201721733030 U CN201721733030 U CN 201721733030U CN 207578180 U CN207578180 U CN 207578180U
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- connecting rod
- clamping
- positioning pin
- big end
- major part
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Abstract
The utility model provides a kind of Automatic-clamping single cylinder diesel engine Clamping Apparatus of Connecting Rod, and including clamping fixture table, connecting rod is placed on clamping fixture table platform, it is characterised in that：Clamping fixture table side offers position adjustments groove, small head bore positioning pin is provided on opposite side table top, major part nose end supporting table is provided in position adjustments groove, big end hole positioning pin is provided in major part nose end supporting table, in position adjustments groove two guide rails are symmetrically arranged with along connecting rod direction of axis line, major part nose end supporting table bottom offers two sliding grooves, positioning cylinder is provided in clamping fixture table of the position adjustments groove far from connecting rod one end, piston rod is provided in front of positioning cylinder, piston rod is fixedly connected with major part nose end supporting table；Setting is provided with clamping head by clamping bar, clamping bar top on the clamping fixture table in connecting rod centre position.The utility model is applicable to the processing of different size connecting rod end faces, and realizes the automatic progress of fixture positioning and clamping process, further improves production efficiency.
Description
Technical field
The utility model is related to connecting rod technology fields, and in particular to a kind of Automatic-clamping single cylinder diesel engine connecting rod folder
Tool.
Background technology
In single cylinder diesel engine Machining of Connecting Rod technique, a step is fine grinding concentric reducer both ends of the surface, in this step process
The fixture of a clamp linkage is needed, to ensure the precision of fine grinding.And in actual production, various sizes of connecting rod is can be potentially encountered,
In this way, just needing the fixture of corresponding size, if a kind of fixture that can be suitably used for different size connecting rods can be designed, can save
The step of replacing fixture, while realizing that being suitable for various sizes of connecting rod end face processes, moreover it is possible to realize automatic adjustment and folder
Tightly, production efficiency can further be improved.
Utility model content
The utility model provides a kind of Automatic-clamping single cylinder diesel engine Clamping Apparatus of Connecting Rod, it is intended to which design is a kind of to be suitable for not
With the fixture of size connecting rod end face fine-grinding, and it can realize the automatic adjustment of positioning and clamping process.
In order to realize the purpose of this utility model, intend using following technical scheme：
A kind of Automatic-clamping single cylinder diesel engine Clamping Apparatus of Connecting Rod, including clamping fixture table, connecting rod is placed on clamping fixture table platform,
It is characterized in that：Clamping fixture table side offers position adjustments groove, and small head bore positioning pin is provided on opposite side table top；Small end of connecting rod
Hole is nested on small head bore positioning pin, and small head bore positioning pin height is less than connecting rod small end hole height；It is provided in position adjustments groove
Major part nose end supporting table, major part nose end supporting table plane and clamping fixture table plane are contour；Major part is provided in major part nose end supporting table
Hole positioning pin, big end hole positioning pin are located in crank pin end pore, and height is less than crank pin end pore height；In big end hole positioning pin
The heart is overlapped with the small head bore positioning pin line of centres with connecting rod axial line；It is symmetrical arranged in position adjustments groove along connecting rod direction of axis line
There are two guide rails, major part nose end supporting table bottom opposite rail position offers the sliding groove that two width are slightly larger than guide rail, sliding
Dynamic slot is placed on guide rail；Be provided with positioning cylinder in clamping fixture table of the position adjustments groove far from connecting rod one end, positioning cylinder with
Lathe air source connects, and is provided with piston rod in front of positioning cylinder, piston rod is fixedly connected with major part nose end supporting table；In connecting rod
Between position the clamping fixture table on be provided with clamping bar, clamping head is provided at the top of clamping bar, in the clamping fixture table below clamping bar
Locking cylinder is set, and clamping bar bottom end is arranged in locking cylinder, and locking cylinder is connect with lathe air source.
It is further preferred that aforementioned big end hole positioning pin is and big end hole inner headed face phase with crank pin end pore contact portion
The arc surface matched.
It is further preferred that aforementioned small head bore positioning pin is fixedly connected with clamping fixture table or is connected using interference fit.
It is further preferred that aforementioned big end hole positioning pin is fixedly connected with major part nose end supporting table or is connected using interference fit
It connects.
It is further preferred that aforementioned major part nose end supporting table is fixedly connected or is threadedly coupled with adjusting bolt.
The beneficial effects of the utility model are：
1st, major part nose end supporting table and the position-adjustable of big end hole positioning pin set thereon, so as to which adjusting can be passed through
The position of big end hole positioning pin adapts to the connecting rod of different length, expands the scope of application of fixture, saves different size connecting rods
The step of fixture is replaced during end face fine-grinding, improves production efficiency；
2nd, the positioning and clamping process of major part nose end supporting table, big end hole positioning pin and clamping head uses pneumatic operation certainly
It is dynamic to realize, it is possible to reduce artificial operating quantity, so as to further improve production efficiency.
Description of the drawings：
Fig. 1 shows that the utility model implements 1 structure diagram；
Fig. 2 shows the utility model to implement 1AA sectional views；
Fig. 3 shows that the utility model implements 2 structure diagrams；
Fig. 4 shows that the utility model implements 2BB sectional views；
In all the appended drawings, identical reference numeral is used for representing identical element or structure, wherein：
1st, clamping fixture table, 11, position adjustments groove, 12, guide rail, 2, major part nose end supporting table, 21, big end hole positioning pin, 3, small
Head bore positioning pin, 41, fishbolt component, 42, clamping bar, 43, locking cylinder, 5, clamping head, 61, adjusting bolt, 62, piston
Bar, 71, adjusting knob, 72, positioning cylinder, 8, connecting rod.
Specific embodiment
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing and implementation
Example, the present invention is further described in detail.
Embodiment 1
As shown in Figure 1, 2, a kind of single cylinder diesel engine connecting rod end face clamp for machining, including clamping fixture table 1, connecting rod 8 is placed
On 1 platform of clamping fixture table.1 side of clamping fixture table offers position adjustments groove 11, and small head bore positioning pin is provided on opposite side table top
3, small head bore positioning pin 3 is preferably fixedly connected with clamping fixture table 1 or is connected using interference fit, and 8 small head bore of connecting rod is nested in microcephaly
On hole positioning pin 3, and small 3 height of head bore positioning pin is less than 8 small head bore height of connecting rod, to position small head bore in the position of clamping fixture table 1
It puts.Major part nose end supporting table 2 is provided in position adjustments groove 11,2 plane of major part nose end supporting table and 1 plane of clamping fixture table are contour,
Big end hole positioning pin 21 is provided in major part nose end supporting table 2, big end hole positioning pin 21 is preferably fixed with major part nose end supporting table 2
Interference fit connection is connected or used, be preferably fixedly connected with clamping fixture table 1 or is connected using interference fit, big end hole positioning pin 21
It is the arc surface that matches with big end hole inner headed face with 8 big end hole contact portion of connecting rod in 8 big end hole of connecting rod, so as to
Big end hole positioning pin 21 positioning and clamping connecting rod 8,21 height of big end hole positioning pin can be less than 8 big end hole height of connecting rod well,
And 21 center of big end hole positioning pin is overlapped with small 3 line of centres of head bore positioning pin with 8 axial line of connecting rod.Edge in position adjustments groove 11
8 direction of axis line of connecting rod is symmetrically arranged with two guide rails 12, and 2 bottom opposite rail of major part nose end supporting table, 12 position offers two
Width is slightly larger than the sliding groove of guide rail 12, and sliding groove is mounted on guide rail 12 so that major part nose end supporting table 2 can be in position
It is moved in regulating tank 11 along guide rail 12.Position adjustments groove 11 offers the spiral shell through clamping fixture table 1 on the wall surface far from 8 side of connecting rod
Pit, adjusting bolt 61 are screwed in threaded hole, and one end is locked in major part nose end supporting table 2 and can be with respect to big end hole end supporting table
2 rotations, to realize that major part nose end supporting table 2 is moved with the rotation of adjusting bolt 61,61 other end of adjusting bolt stretches out folder
Simultaneously the adjusting knob 71 for being useful for adjusting 2 position of major part nose end supporting table is fixedly installed in tool platform 1, and turning adjusting knob 71 makes adjusting
61 precession of bolt screws out aforementioned threads hole, so as to which major part nose end supporting table 2 be driven to be moved along guide rail 12, can determine big end hole
Position pin 21 positions and locks 8 big end hole of connecting rod.8 centre position of connecting rod is locked using clamping head 5, and the both ends of clamping head 5 use admittedly
The fishbolt component 41 being scheduled on clamping fixture table 1 is locked.
In the present embodiment, because of major part nose end supporting table 2 and the position-adjustable of big end hole positioning pin 21 set thereon, just
The connecting rod 8 of different length can be adapted to by adjusting the position of big end hole positioning pin 21, so as to expand the scope of application of fixture.
Embodiment 2
It needs manually to screw adjusting knob 71 in above-described embodiment, the rotation of adjusting bolt 61 connected to it is made to adjust major part
The position of nose end supporting table 2 and the big end hole positioning pin 21 above it positions and locks the connecting rod 8 of different length, and connecting rod 8
The locking of vertical direction needs manual adjustment fishbolt component 41 to realize, the manual operation load of 8 positioning and clamping of connecting rod is larger,
For this purpose, another embodiment is provided.
As shown in Figure 3,4, on the basis of embodiment 1, cancel adjusting bolt 61 and adjusting knob 71, and adjusted in position
One positioning cylinder 72 of setting, positioning cylinder 72 are connect with lathe air source in clamping fixture table 1 of the slot 11 far from 8 one end of connecting rod, position gas
72 front of cylinder is provided with piston rod 62, and piston rod 62 is fixedly connected with major part nose end supporting table 2, and positioning cylinder 72 can drive work
Stopper rod 62 push set on major part nose end supporting table 2 and its end face big end hole positioning pin 21 moves on guide rail 12, so as to suitable
Answer the connecting rod 8 of different length.Meanwhile cancel fishbolt component 41, it sets and clamps on the clamping fixture table 1 in 8 centre position of connecting rod
Bar 42,42 top setting of clamping bar is for the clamping head 5 of clamp linkage 8, interior one locking of setting of clamping fixture table of 42 lower section of clamping bar
Cylinder 43,42 bottom end of clamping bar are arranged in locking cylinder 43, and locking cylinder 43 is also connect with lathe air source, and locking cylinder 43 can
Clamping bar 42 to be driven to be moved up and down with the clamping head 5 in the portion that is fixed thereon, in vertical direction clamp linkage 8.
The present embodiment can not only realize the repertoire of embodiment 1, and can realize 21 positioning linkage rod of big end hole positioning pin
Major part hole site and the automatic progress of 5 clamp linkage 8 of clamping head action, reduce manual operation load, so as to further promote connecting rod 8
The processing efficiency of end face.
As it will be easily appreciated by one skilled in the art that the above is only the preferred embodiments of the present utility model only, not to
The utility model, all any modification, equivalent and improvement made within the spirit and principles of the present invention etc. is limited,
It should be included within the scope of protection of this utility model.
Claims (6)
1. a kind of Automatic-clamping single cylinder diesel engine Clamping Apparatus of Connecting Rod, including clamping fixture table（1）, connecting rod（8）It is placed on clamping fixture table（1）
On platform, it is characterised in that：
The clamping fixture table（1）Side offers position adjustments groove（11）, small head bore positioning pin is provided on opposite side table top（3）,
The connecting rod（8）Small head bore is nested in small head bore positioning pin（3）On, small head bore positioning pin（3）Highly it is less than connecting rod（8）Small head bore
Highly,
The position adjustments groove（11）Inside it is provided with major part nose end supporting table（2）, major part nose end supporting table（2）Plane and clamping fixture table
（1）Plane is contour,
The major part nose end supporting table（2）On be provided with big end hole positioning pin（21）, big end hole positioning pin（21）Positioned at connecting rod（8）
In big end hole, height is less than connecting rod（8）Big end hole height,
The big end hole positioning pin（21）Center and the small head bore positioning pin（3）The line of centres and connecting rod（8）Axial line overlaps,
The position adjustments groove（11）It is interior along connecting rod（8）Direction of axis line is symmetrically arranged with two guide rails（12）, the big end hole
Hold supporting table（2）Bottom opposite rail（12）Position offers two sliding grooves, and sliding groove is placed in guide rail（12）On,
In the position adjustments groove（11）Far from connecting rod（8）The clamping fixture table of one end（1）Inside it is provided with positioning cylinder（72）, it is fixed
Position cylinder（72）It is connect with lathe air source, positioning cylinder（72）Front is provided with piston rod（62）, piston rod（62）With big end hole
Hold supporting table（2）It is fixedly connected,
In the connecting rod（8）The clamping fixture table in centre position（1）On be provided with clamping bar（42）, clamping bar（42）Top is set
There is clamping head（5）, clamping bar（42）Setting locking cylinder in the clamping fixture table of lower section（43）, clamping bar（42）Bottom end is arranged on locking
Cylinder（43）It is interior, locking cylinder（43）It is connect with lathe air source.
2. fixture according to claim 1, it is characterised in that：The big end hole positioning pin（21）With connecting rod（8）Big end hole
Contact portion is the arc surface to match with big end hole inner headed face.
3. according to the fixture described in claim 1,2 any one, it is characterised in that：The small head bore positioning pin（3）With it is described
Clamping fixture table（1）It is fixedly connected.
4. according to the fixture described in claim 1,2 any one, it is characterised in that：The small head bore positioning pin（3）With it is described
Clamping fixture table（1）It is connected using interference fit.
5. according to the fixture described in claim 1,2 any one, it is characterised in that：The big end hole positioning pin（21）With it is described
Major part nose end supporting table（2）It is fixedly connected.
6. according to the fixture described in claim 1,2 any one, it is characterised in that：The big end hole positioning pin（21）With it is described
Major part nose end supporting table（2）It is connected using interference fit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721733030.9U CN207578180U (en) | 2017-12-13 | 2017-12-13 | A kind of Automatic-clamping single cylinder diesel engine Clamping Apparatus of Connecting Rod |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721733030.9U CN207578180U (en) | 2017-12-13 | 2017-12-13 | A kind of Automatic-clamping single cylinder diesel engine Clamping Apparatus of Connecting Rod |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207578180U true CN207578180U (en) | 2018-07-06 |
Family
ID=62737736
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721733030.9U Active CN207578180U (en) | 2017-12-13 | 2017-12-13 | A kind of Automatic-clamping single cylinder diesel engine Clamping Apparatus of Connecting Rod |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207578180U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109531328A (en) * | 2018-11-21 | 2019-03-29 | 顾叶闰 | A kind of connection rod of automobile engine position machining device |
| CN111644960A (en) * | 2020-06-15 | 2020-09-11 | 含山县大力精密机械有限公司 | Die-sinking grinding device and method for automobile connecting rod casting part |
| CN112621602A (en) * | 2020-12-10 | 2021-04-09 | 芜湖航天汽车连杆有限公司 | Positioning and adjusting method for engine connecting rod |
-
2017
- 2017-12-13 CN CN201721733030.9U patent/CN207578180U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109531328A (en) * | 2018-11-21 | 2019-03-29 | 顾叶闰 | A kind of connection rod of automobile engine position machining device |
| CN111644960A (en) * | 2020-06-15 | 2020-09-11 | 含山县大力精密机械有限公司 | Die-sinking grinding device and method for automobile connecting rod casting part |
| CN112621602A (en) * | 2020-12-10 | 2021-04-09 | 芜湖航天汽车连杆有限公司 | Positioning and adjusting method for engine connecting rod |
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