CN209007139U - Bevel at small end of connecting rod milling fixture - Google Patents
Bevel at small end of connecting rod milling fixture Download PDFInfo
- Publication number
- CN209007139U CN209007139U CN201821149638.1U CN201821149638U CN209007139U CN 209007139 U CN209007139 U CN 209007139U CN 201821149638 U CN201821149638 U CN 201821149638U CN 209007139 U CN209007139 U CN 209007139U
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- China
- Prior art keywords
- backing plate
- fixture
- clamping
- connecting rod
- major part
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- Expired - Fee Related
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- 238000003801 milling Methods 0.000 title claims abstract description 30
- 208000004141 microcephaly Diseases 0.000 claims abstract description 24
- 238000009434 installation Methods 0.000 claims description 6
- 238000003825 pressing Methods 0.000 claims description 4
- 230000006978 adaptation Effects 0.000 claims description 3
- 239000011148 porous material Substances 0.000 claims description 3
- 230000001105 regulatory effect Effects 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 abstract description 12
- 238000003754 machining Methods 0.000 abstract description 8
- 230000000694 effects Effects 0.000 abstract description 5
- 238000005520 cutting process Methods 0.000 abstract description 3
- IYLGZMTXKJYONK-ACLXAEORSA-N (12s,15r)-15-hydroxy-11,16-dioxo-15,20-dihydrosenecionan-12-yl acetate Chemical compound O1C(=O)[C@](CC)(O)C[C@@H](C)[C@](C)(OC(C)=O)C(=O)OCC2=CCN3[C@H]2[C@H]1CC3 IYLGZMTXKJYONK-ACLXAEORSA-N 0.000 description 2
- 239000003638 chemical reducing agent Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- IYLGZMTXKJYONK-UHFFFAOYSA-N ruwenine Natural products O1C(=O)C(CC)(O)CC(C)C(C)(OC(C)=O)C(=O)OCC2=CCN3C2C1CC3 IYLGZMTXKJYONK-UHFFFAOYSA-N 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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- Jigs For Machine Tools (AREA)
Abstract
The utility model relates to a kind of bevel at small end of connecting rod milling fixtures, including fixture backing plate and configured with the angle adjusting mechanism for angle between alignment jig backing plate plate face and horizontal plane, microcephaly's positioning unit, major part positioning unit and shaft clamping device are disposed on fixture backing plate, shaft clamping device includes the oil cylinder mandril for clamping briquetting, clamping oil cylinder and being axially perpendicular to fixture backing plate plate face, and clamping briquetting is connected with clamping briquetting driving unit so as to clamp shaft with oil cylinder mandril face or far from oil cylinder mandril.Above-mentioned angle adjusting mechanism is set, and a sleeve clamp can be applicable in the Machining of Connecting Rod of different microcephaly's angles, remodel for production very convenient, can be effectively reduced production cost and improve production efficiency；By the point-to-point clamp position between oil cylinder mandril and clamping briquetting, the clamping effect to connecting rod is improved with can dramatically, guarantee that shaft is not shaken by cutting force and influences processing dimension when processing, improves machining accuracy.
Description
Technical field
The utility model belongs to connecting rod production technical field, and in particular to a kind of bevel at small end of connecting rod milling fixture.
Background technique
Connecting rod is one of main component of engine, and requirement on machining accuracy is higher, wherein small end of connecting rod needs milling oblique
Face needs to guarantee that connecting rod position is fixed during milling inclined-plane, main at present to be realized by milling fixture.
Existing bevel at small end of connecting rod milling fixture, generally by utilizing pressing plate pressure after positioning column positioning linkage rod size head bore
Tightly, this mode clamping effect achieved is insufficient for current more stringent Machining of Connecting Rod required precision.Moreover, existing
Bevel at small end of connecting rod milling fixture be only applicable in the bevel at small end of connecting rod Milling Process of tilt angle a kind of, production universality compared with
Difference needs to configure more set bevel at small end of connecting rod milling fixtures, increases equipment cost and production efficiency is low.
Utility model content
The utility model embodiment is related to a kind of bevel at small end of connecting rod milling fixture, can at least solve the part of the prior art
Defect.
The utility model embodiment is related to a kind of bevel at small end of connecting rod milling fixture, including fixture backing plate and configured with being used for
The angle adjusting mechanism of angle between the fixture backing plate plate face and horizontal plane is adjusted, it is fixed that microcephaly is disposed on the fixture backing plate
Bit location, major part positioning unit and shaft clamping device, the shaft clamping device include clamping briquetting, install in the folder
The oil cylinder mandril for having the clamping oil cylinder on backing plate and connecting with the clamping oil cylinder, the oil cylinder mandril is axially perpendicular to described
The plate face of fixture backing plate, the clamping briquetting are connected with clamping briquetting driving unit and have with the oil cylinder mandril face to press from both sides
Hold the clamping position of shaft and the idle position far from the oil cylinder mandril.
As one of embodiment, microcephaly's positioning unit includes being mounted on the fixture backing plate and connecting rod small end hole
Microcephaly's positioning column of adaptation, the axial direction of microcephaly's positioning column are vertical with the plate face of the fixture backing plate.
As one of embodiment, the major part positioning unit includes major part cushion block and major part briquetting, the major part cushion block peace
On the fixture backing plate, the major part briquetting is connected with for driving it close to the major part cushion block to clamp big end
Or the major part briquetting driving unit far from the major part cushion block, the major part briquetting driving unit are arranged in the fixture backing plate
On.
As one of embodiment, the major part briquetting is articulated on the fixture backing plate and articulated shaft be axially parallel to it is described
Fixture backing plate plate face, the major part briquetting driving unit have the be axially perpendicular to the fixture backing plate plate face first flexible driving
The non-pressing end of bar, the major part briquetting is connect with the described first flexible drive rod.
As one of embodiment, the major part positioning column being adapted to crank pin end pore is convexly equipped on the major part cushion block.
As one of embodiment, the clamping briquetting is articulated on the fixture backing plate and articulated shaft be axially parallel to it is described
Fixture backing plate plate face, the clamping briquetting driving unit have the be axially perpendicular to the fixture backing plate plate face second flexible driving
The non-clamping end of bar, the clamping briquetting is connect with the described second flexible drive rod.
As one of embodiment, the angle adjusting mechanism includes multiple angle limit blocks, and each angle limit block is equal
Tilt angle with the installation inclined-plane and each installation inclined-plane that are inclined relative to horizontal differs, each angle limit block
It is equipped with the assembly unit for detachably assembling with the fixture backing plate.
As one of embodiment, which further includes workbench, the angle adjusting mechanism packet
Angular adjustment cylinder is included, fixture backing plate one end and the angular adjustment cylinder are articulated on the workbench, described
The output shaft of angular adjustment cylinder and the other end of the fixture backing plate are hinged.
As one of embodiment, the clamping oil cylinder is single- acting cylinder.
As one of embodiment, the oil cylinder mandril is arranged close to microcephaly's positioning unit.
The utility model embodiment at least has the following beneficial effects:
Bevel at small end of connecting rod milling fixture provided by the utility model passes through the adjustable fixture backing plate of angle adjusting mechanism
Angle between horizontal plane, a sleeve clamp can be applicable in the Machining of Connecting Rod of different microcephaly's angles, remodel for production very square
Just, production cost can be effectively reduced and improve production efficiency.On the basis of being positioned to connecting rod concentric reducer, in conjunction with oil cylinder mandril
Point-to-point clamp position between clamping briquetting, improves the clamping effect to connecting rod in which can dramatically, and guarantees that shaft is not when processing
It is shaken by cutting force and influences processing dimension, improve machining accuracy.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor
Under, it can also be obtained according to these attached drawings other attached drawings.
Fig. 1 is the structural schematic diagram of bevel at small end of connecting rod milling fixture provided by the embodiment of the utility model.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
All other embodiment obtained, fall within the protection scope of the utility model.
Such as Fig. 1, the utility model embodiment provides a kind of bevel at small end of connecting rod milling fixture, including fixture backing plate 1 and matches
It is equipped with the angle adjusting mechanism for adjusting angle between 1 plate face of fixture backing plate and horizontal plane, cloth on the fixture backing plate 1
Be equipped with microcephaly's positioning unit, major part positioning unit and shaft clamping device, the shaft clamping device include clamping briquetting 5,
It installs in the clamping oil cylinder on the fixture backing plate 1 and the oil cylinder mandril 4 being connect with the clamping oil cylinder, the oil cylinder mandril
4 are axially perpendicular to the plate face of the fixture backing plate 1, and the clamping briquetting 5 is connected with clamping briquetting driving unit and has and institute
4 face of oil cylinder mandril is stated to clamp the clamping position of shaft and far from the idle position of the oil cylinder mandril 4.
Bevel at small end of connecting rod milling fixture provided in this embodiment passes through the adjustable fixture pad of above-mentioned angle adjusting mechanism
Angle between plate 1 and horizontal plane, a sleeve clamp can be applicable in the Machining of Connecting Rod of different microcephaly's angles, remodel very for production
It is convenient, production cost can be effectively reduced and improve production efficiency.On the basis of being positioned to connecting rod concentric reducer, in conjunction with oil cylinder top
Point-to-point clamp position between bar 4 and clamping briquetting 5, improves the clamping effect to connecting rod in which can dramatically, and guarantees bar when processing
Body is not shaken by cutting force and influences processing dimension, improves machining accuracy.
Further, such as Fig. 1, the oil cylinder mandril 4 is arranged close to microcephaly's positioning unit, to further increase to even
The positioning clamping effect of bar microcephaly.Above-mentioned clamping oil cylinder is preferably single- acting cylinder, clamps the connection between oil cylinder and oil cylinder mandril 4
Relationship is the prior art, and the two is corollary equipment, can be bought by market, specific structure is omitted herein.
Preferably, such as Fig. 1, microcephaly's positioning unit includes being mounted on the fixture backing plate 1 and connecting rod small end hole
Microcephaly's positioning column 2 of adaptation, the axial direction of microcephaly's positioning column 2 is vertical with the plate face of the fixture backing plate 1, is easy-to-understand to,
Microcephaly's positioning column 2 is cylindrical body, and diameter guarantees the positioning to small end of connecting rod preferably with connecting rod small end hole at clearance fit
Precision.
Preferably, such as Fig. 1, the major part positioning unit includes major part cushion block 3 and major part briquetting 6, the peace of major part cushion block 3
On the fixture backing plate 1, the major part briquetting 6 is connected with for driving it close to the major part cushion block 3 to clamp connecting rod
The major part briquetting driving unit of major part or the separate major part cushion block 3, the major part briquetting driving unit are arranged in the fixture
On backing plate 1.Preferably, under clamp position, the pressing face of above-mentioned major part briquetting 6 is parallel with major part cushion block 3.It is above-mentioned big
Head briquetting driving unit, which can be, drives major part briquetting 6 along above-mentioned 2 axis direction straight reciprocating motion of microcephaly's positioning column, to lean on
Close or remote from major part cushion block 3；It is also possible to that major part briquetting 6 is driven to make flip-flop movement, such as following specific embodiment: such as Fig. 1, institute
State that major part briquetting 6 is articulated on the fixture backing plate 1 and articulated shaft is axially parallel to 1 plate face of fixture backing plate, the major part
Briquetting driving unit, which has, is axially perpendicular to the first flexible drive rod of 1 plate face of fixture backing plate, the major part briquetting 6 it is non-
End is pressed against to connect with the described first flexible drive rod；Cylinder, the driving of hydraulic cylinder isoline can be used in the major part briquetting driving unit
Equipment.
Further, it is convexly equipped with the major part positioning column being adapted to crank pin end pore on the major part cushion block 3, should be readily appreciated that
Ground, the major part positioning column are cylindrical body, axial vertical with the plate face of fixture backing plate 1, and similarly, diameter is preferably small with connecting rod
Head bore is at clearance fit.Under the mating reaction of major part positioning column and microcephaly's positioning column 2, it is ensured that the positioning accurate of connecting rod
Degree.
The structure for advanced optimizing above-mentioned bevel at small end of connecting rod milling fixture, the driving for above-mentioned clamping briquetting 5 are same
Sample is it can be driven along above-mentioned 2 axis direction straight reciprocating motion of microcephaly's positioning column by clamping briquetting driving unit, to lean on
Close or remote from oil cylinder mandril 4；Following preferred structure can also be used: the clamping briquetting 5 is articulated on the fixture backing plate 1
And articulated shaft is axially parallel to 1 plate face of fixture backing plate, the clamping briquetting driving unit, which has, is axially perpendicular to the folder
Has the second flexible drive rod of 1 plate face of backing plate, the non-clamping end of the clamping briquetting 5 is connect with the described second flexible drive rod；
Cylinder, hydraulic cylinder isoline driving equipment can be used in the clamping briquetting driving unit；It is easy-to-understand to, above-mentioned clamping briquetting 5
Clamping end is when clamping position with one end of 4 face of oil cylinder mandril, and non-clamping end is its other end.
The structure for advanced optimizing above-mentioned bevel at small end of connecting rod milling fixture can for above-mentioned angle adjusting mechanism
In a manner of using and be implemented as follows:
(1) such as Fig. 1, the angle adjusting mechanism includes multiple angle limit blocks 7, and each angle limit block 7 all has
The tilt angle on the installation inclined-plane and each installation inclined-plane that are inclined relative to horizontal differs, and each angle limit block 7 is
Equipped with the assembly unit for detachably being assembled with the fixture backing plate 1.By replacing different angle limit blocks 7, Ke Yishi
Now to the adjustment of small end of connecting rod milling angle.It, can for the detachable assembly method between angle limit block 7 and fixture backing plate 1
To be connected by screw bolts, in a manner of joggle etc., this is that those skilled in the art are understandable, is not repeated herein.
(2) in a further embodiment, which further includes workbench, the angular adjustment machine
Structure includes angular adjustment cylinder, and described 1 one end of fixture backing plate and the angular adjustment cylinder are articulated on the workbench,
The output shaft of the angular adjustment cylinder and the other end of the fixture backing plate 1 are hinged.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
Within the spirit and principle of utility model, any modification, equivalent replacement, improvement and so on should be included in the utility model
Protection scope within.
Claims (10)
1. a kind of bevel at small end of connecting rod milling fixture, it is characterised in that: including fixture backing plate and configured with for adjusting the folder
Have the angle adjusting mechanism of angle between backing plate plate face and horizontal plane, microcephaly's positioning unit, big is disposed on the fixture backing plate
Head positioning unit and shaft clamping device, the shaft clamping device include clamping briquetting, install on the fixture backing plate
Clamping oil cylinder and with the oil cylinder mandril that connect of clamping oil cylinder, the oil cylinder mandril is axially perpendicular to the fixture backing plate
Plate face, the clamping briquetting be connected with clamping briquetting driving unit and have with the oil cylinder mandril face to clamp shaft
Clamp position and the idle position far from the oil cylinder mandril.
2. bevel at small end of connecting rod milling fixture as described in claim 1, it is characterised in that: microcephaly's positioning unit includes peace
The microcephaly's positioning column being adapted to connecting rod small end hole on the fixture backing plate, the axial direction of microcephaly's positioning column and the folder
The plate face for having backing plate is vertical.
3. bevel at small end of connecting rod milling fixture as described in claim 1, it is characterised in that: the major part positioning unit includes big
Headrest block and major part briquetting, the major part cushion block are mounted on the fixture backing plate, and the major part briquetting is connected with for driving
It clamps big end or the major part briquetting driving unit far from the major part cushion block, the major part close to the major part cushion block
Briquetting driving unit is arranged on the fixture backing plate.
4. bevel at small end of connecting rod milling fixture as claimed in claim 3, it is characterised in that: the major part briquetting is articulated with described
On fixture backing plate and articulated shaft is axially parallel to the fixture backing plate plate face, and the major part briquetting driving unit has axially vertical
In the first flexible drive rod of the fixture backing plate plate face, the non-pressing end of the major part briquetting and the described first flexible drive rod
Connection.
5. bevel at small end of connecting rod milling fixture as claimed in claim 3, it is characterised in that: be convexly equipped on the major part cushion block with
The major part positioning column of crank pin end pore adaptation.
6. bevel at small end of connecting rod milling fixture as described in claim 1, it is characterised in that: the clamping briquetting is articulated with described
On fixture backing plate and articulated shaft is axially parallel to the fixture backing plate plate face, and the clamping briquetting driving unit has axially vertical
In the second flexible drive rod of the fixture backing plate plate face, the non-clamping end of the clamping briquetting and the described second flexible drive rod
Connection.
7. bevel at small end of connecting rod milling fixture as described in claim 1, it is characterised in that: the angle adjusting mechanism includes more
A angle limit block, each angle limit block all have the installation inclined-plane being inclined relative to horizontal and each installation inclined-plane
Tilt angle differ, each angle limit block is equipped with the assembly unit for detachably assembling with the fixture backing plate.
8. bevel at small end of connecting rod milling fixture as described in claim 1, it is characterised in that: it further include workbench, the angle
Regulating mechanism includes angular adjustment cylinder, and fixture backing plate one end and the angular adjustment cylinder are articulated with the work
On platform, the output shaft of the angular adjustment cylinder and the other end of the fixture backing plate are hinged.
9. bevel at small end of connecting rod milling fixture as described in claim 1, it is characterised in that: the clamping oil cylinder is single action oil
Cylinder.
10. bevel at small end of connecting rod milling fixture as described in claim 1, it is characterised in that: the oil cylinder mandril is close to described
The setting of microcephaly's positioning unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821149638.1U CN209007139U (en) | 2018-07-19 | 2018-07-19 | Bevel at small end of connecting rod milling fixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821149638.1U CN209007139U (en) | 2018-07-19 | 2018-07-19 | Bevel at small end of connecting rod milling fixture |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209007139U true CN209007139U (en) | 2019-06-21 |
Family
ID=66829268
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821149638.1U Expired - Fee Related CN209007139U (en) | 2018-07-19 | 2018-07-19 | Bevel at small end of connecting rod milling fixture |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209007139U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111136501A (en) * | 2020-01-06 | 2020-05-12 | 北京工业大学 | External cutter bar vibration reduction mechanism |
| CN111168425A (en) * | 2020-02-27 | 2020-05-19 | 玉林市成鑫机械有限责任公司 | Clamp for machining inclined plane of small end of connecting rod |
-
2018
- 2018-07-19 CN CN201821149638.1U patent/CN209007139U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111136501A (en) * | 2020-01-06 | 2020-05-12 | 北京工业大学 | External cutter bar vibration reduction mechanism |
| CN111168425A (en) * | 2020-02-27 | 2020-05-19 | 玉林市成鑫机械有限责任公司 | Clamp for machining inclined plane of small end of connecting rod |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190621 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |