CN202155712U - Self-centering device for crankshaft connecting rod journal - Google Patents
Self-centering device for crankshaft connecting rod journal Download PDFInfo
- Publication number
- CN202155712U CN202155712U CN2011202127460U CN201120212746U CN202155712U CN 202155712 U CN202155712 U CN 202155712U CN 2011202127460 U CN2011202127460 U CN 2011202127460U CN 201120212746 U CN201120212746 U CN 201120212746U CN 202155712 U CN202155712 U CN 202155712U
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- CN
- China
- Prior art keywords
- arrangement
- connecting rod
- centering
- crankshaft
- positioning seat
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
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- Shafts, Cranks, Connecting Bars, And Related Bearings (AREA)
Abstract
The utility model relates to a self-centering device for a crankshaft connecting rod journal, which comprises a base plate, V-shaped support blocks and a connecting rod centering mechanism, wherein two V-shaped support blocks are mounted on the base plate through screws, and supported below main journals at the both ends of a crankshaft; the connecting rod centering mechanism is mounted on the base plate between the two V-shaped support blocks, and equipped with a V-shaped locating base, a V-shaped floating block and a tension spring; the V-shaped locating base is fixed on the base plate through a screw, and located on the same straight line with the two V-shaped support blocks; a notch and a circular hole are formed on the V-shaped locating base; the tension spring is placed in the notch; the V-shaped floating block is movably mounted on the V-shaped locating base; and a connecting rod journal of the crankshaft is contacted with the inner side of the V-shaped floating block, and tightly pressed on the V-shaped floating block through self weight of the crankshaft, thus realizing self-centering of the crankshaft connecting rod journal. The self-centering device for the crankshaft connecting rod journal is reasonable in structure and high in centering and locating efficiencies of the connecting rod journal, reduces labor intensity of an operator, provides convenience for location and machining of an end face hole of the crankshaft flange, and is an ideal self-centering device for the crankshaft connecting rod journal.
Description
Technical field
The utility model relates to the centering machine of mechanical frock clamp, specifically a kind of crank-shaft link neck self-centering device.
Background technology
We know that the flange screw of bent axle or position of positioning hole precision are positioning reference with connecting rod neck center all often, and common detent mechanism is that connecting rod neck one side leans against on the locating piece plane, and the opposite side spiral compresses.Adopt positive and negative screw mechanism centering in addition.Mostly existing crank-shaft link neck detent mechanism is manually-operated, the effort of taking a lot of work, and also positioning accuracy is low, the incompatible batch process in batches.
Summary of the invention
The utility model technical problem to be solved is the deficiency that overcomes above-mentioned prior art, provides a kind of rational in infrastructure, makes simply, and is easy to operate, a kind of crank-shaft link neck self-centering device that efficient is high.
The technical scheme that the utility model solves the problems of the technologies described above employing is: a kind of crank-shaft link neck self-centering device, and it comprises base plate, V-arrangement back-up block and connecting rod centering machine, two V-arrangement back-up blocks are installed on the base plate through screw; And be supported under the crankshaft two end trunnion, it is characterized in that: said connecting rod centering machine is installed on two base plates between the V-arrangement back-up block, and it is provided with V-arrangement positioning seat, V-arrangement rocker piece and the spring that rises; The V-arrangement positioning seat is fixed on the base plate through screw; And with two V-arrangement back-up blocks on same straight line, the V-arrangement positioning seat is provided with a notch and a circular hole, the spring that rises is placed in the notch; V-arrangement rocker piece bottom is provided with cylindrical bar; Cylindrical bar passes the spring that rises and cooperates with V-arrangement positioning seat circular hole is movable, and the V-arrangement rocker piece is movably arranged on the V-arrangement positioning seat, side contacts in bent axle one connecting rod neck and the V-arrangement rocker piece; Rely on the bent axle deadweight to be pressed on the V-arrangement rocker piece, realize the crank-shaft link neck self-centering.
The utility model V-arrangement positioning seat inboard is provided with groove, and the V-arrangement rocker piece outside is provided with boss, and groove and boss engagement limits top V-arrangement rocker piece rotate with respect to bottom V-arrangement positioning seat.
When the utility model used, the crankshaft two end trunnion was put on the V-arrangement back-up block, and side contacts in a connecting rod neck and the V-arrangement rocker piece relies on the bent axle deadweight or adopts other hold-down mechanism to be pressed on the V-arrangement rocker piece.Against existing technologies, the utility model has automatically been confirmed the position of this crank-shaft link neck, plays connecting rod neck centering effect, for the circumferential position of further confirming the crankshaft flange end-face hole exactly provides convenience, is convenient to carry out the following process of bent axle.It is rational in infrastructure, makes simply, easy for operation, and the centering of connecting rod neck, location efficiency are high, have reduced operator's labour intensity, are a kind of desirable crank-shaft link neck self-centering devices, for confirming and processing is provided convenience crankshaft flange end-face hole position.
Description of drawings
Below in conjunction with accompanying drawing the utility model is done further to describe.
Fig. 1 is the structural representation of the utility model confined state.
Fig. 2 is that the A of Fig. 1 is to structural representation.
Fig. 3 is that the B-B of Fig. 2 is to structural representation.
1. base plates among the figure, 2. screw, 3.V shape back-up block, 4. bent axle, 5.V shape positioning seat, 51. grooves, 6.V shape rocker piece, 61. boss, spring 7. rises.
The specific embodiment
From Fig. 1, Fig. 2, Fig. 3, can find out, a kind of crank-shaft link neck self-centering device, it comprises base plate 1, V-arrangement back-up block 3 and connecting rod centering machine, two V-arrangement back-up blocks 3 are installed on the base plate 1 through screw 2, and are supported under the bent axle 4 two ends trunnions.Work to support whole bent axle.
Said connecting rod centering machine is installed on two base plates between the V-arrangement back-up block 3, and it is provided with V-arrangement positioning seat 5, V-arrangement rocker piece 6 and the spring 7 that rises.V-arrangement positioning seat 5 is fixed on the base plate 1 through screw 1, and with two V-arrangement back-up blocks on same straight line.Specifically be that both sides, V-arrangement positioning seat 5 bottom are provided with counterbore, screw 2 passes counterbore and is fixed on the base plate 1, the center line of V-arrangement positioning seat 5 with the center line of two V-arrangement back-up blocks 3 on same straight line.Described V-arrangement positioning seat 5 is provided with a notch and a circular hole; The spring 7 that rises is placed in the notch, and V-arrangement rocker piece 6 bottoms are provided with cylindrical bar, and cylindrical bar passes rise spring 7 and movable cooperation of V-arrangement positioning seat 5 bottom circular holes; V-arrangement rocker piece 6 is movably arranged on the V-arrangement positioning seat 5; Side contacts in bent axle one connecting rod neck and the V-arrangement rocker piece 6 relies on bent axle 4 deadweights to be pressed on V-arrangement rocker piece 6 and the V-arrangement positioning seat 5, realizes the crank-shaft link neck self-centering.
The utility model V-arrangement positioning seat 5 inboards are provided with groove 51, and V-arrangement rocker piece 6 outsides are provided with boss 61, groove 51 and the rotation of boss 61 engagement limits top V-arrangement rocker pieces 6 with respect to bottom V-arrangement positioning seat 5.
When the utility model used, the crankshaft two end trunnion was put on the V-arrangement back-up block 3, and side contacts in a connecting rod neck and the V-arrangement rocker piece 6 relies on bent axle 4 deadweights or adopts other hold-down mechanism to be pressed on V-arrangement rocker piece 6 and the V-arrangement positioning seat 5.So just automatically confirmed the position of this crank-shaft link neck, played connecting rod neck centering effect,, be convenient to carry out the following process of bent axle for the circumferential position of further confirming the crankshaft flange end-face hole exactly provides convenience.It is rational in infrastructure, and connecting rod neck centering, location efficiency are high, have reduced operator's labour intensity, are a kind of desirable crank-shaft link neck self-centering devices, for confirming and processing is provided convenience crankshaft flange end-face hole position.
Claims (2)
1. crank-shaft link neck self-centering device, it comprises base plate, V-arrangement back-up block and connecting rod centering machine, two V-arrangement back-up blocks are installed on the base plate through screw; And be supported under the crankshaft two end trunnion, it is characterized in that: said connecting rod centering machine is installed on two base plates between the V-arrangement back-up block, and it is provided with V-arrangement positioning seat, V-arrangement rocker piece and the spring that rises; The V-arrangement positioning seat is fixed on the base plate through screw, and with two V-arrangement back-up blocks on same straight line, the V-arrangement positioning seat is provided with a notch and a circular hole; The spring that rises is placed in the notch, and V-arrangement rocker piece bottom is provided with cylindrical bar, and cylindrical bar passes the spring that rises and cooperates with V-arrangement positioning seat circular hole is movable; The V-arrangement rocker piece is movably arranged on the V-arrangement positioning seat; Side contacts in bent axle one connecting rod neck and the V-arrangement rocker piece relies on the bent axle deadweight to be pressed on the V-arrangement rocker piece, realizes the crank-shaft link neck self-centering.
2. crank-shaft link neck self-centering device according to claim 1 is characterized in that: said V-arrangement positioning seat inboard is provided with groove, and the V-arrangement rocker piece outside is provided with boss, and groove and boss engagement limits top V-arrangement rocker piece rotate with respect to bottom V-arrangement positioning seat.
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Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202127460U CN202155712U (en) | 2011-06-22 | 2011-06-22 | Self-centering device for crankshaft connecting rod journal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202127460U CN202155712U (en) | 2011-06-22 | 2011-06-22 | Self-centering device for crankshaft connecting rod journal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202155712U true CN202155712U (en) | 2012-03-07 |
Family
ID=45763361
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011202127460U Expired - Lifetime CN202155712U (en) | 2011-06-22 | 2011-06-22 | Self-centering device for crankshaft connecting rod journal |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202155712U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102240914A (en) * | 2011-06-22 | 2011-11-16 | 天润曲轴股份有限公司 | Self-centering device for crankshaft connecting-rod neck |
| CN102729072A (en) * | 2012-07-25 | 2012-10-17 | 刘张红 | Crankshaft connecting rod journal jig |
| CN102756072A (en) * | 2012-07-26 | 2012-10-31 | 文登恒润锻造有限公司 | Automatic overturn supporting device for crank shaft blank |
| CN104057322A (en) * | 2014-06-25 | 2014-09-24 | 十堰合骏实业有限公司 | Special fixture for centering mesochite |
| CN111674906A (en) * | 2020-05-27 | 2020-09-18 | 广东原点智能技术有限公司 | Automobile crankshaft transfer device |
-
2011
- 2011-06-22 CN CN2011202127460U patent/CN202155712U/en not_active Expired - Lifetime
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102240914A (en) * | 2011-06-22 | 2011-11-16 | 天润曲轴股份有限公司 | Self-centering device for crankshaft connecting-rod neck |
| CN102729072A (en) * | 2012-07-25 | 2012-10-17 | 刘张红 | Crankshaft connecting rod journal jig |
| CN102756072A (en) * | 2012-07-26 | 2012-10-31 | 文登恒润锻造有限公司 | Automatic overturn supporting device for crank shaft blank |
| CN104057322A (en) * | 2014-06-25 | 2014-09-24 | 十堰合骏实业有限公司 | Special fixture for centering mesochite |
| CN104057322B (en) * | 2014-06-25 | 2016-04-06 | 十堰合骏实业有限公司 | A kind of mesochite divides middle special fixture |
| CN111674906A (en) * | 2020-05-27 | 2020-09-18 | 广东原点智能技术有限公司 | Automobile crankshaft transfer device |
| CN111674906B (en) * | 2020-05-27 | 2022-03-18 | 广东原点智能技术有限公司 | Automobile crankshaft transfer device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20120307 Effective date of abandoning: 20130306 |
|
| RGAV | Abandon patent right to avoid regrant |