CN104235295B - A kind of traversing marshalling stand quickly transfers dolly chain stretching device - Google Patents
A kind of traversing marshalling stand quickly transfers dolly chain stretching device Download PDFInfo
- Publication number
- CN104235295B CN104235295B CN201410469618.2A CN201410469618A CN104235295B CN 104235295 B CN104235295 B CN 104235295B CN 201410469618 A CN201410469618 A CN 201410469618A CN 104235295 B CN104235295 B CN 104235295B
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- CN
- China
- Prior art keywords
- sprocket
- chain
- compression spring
- stretching device
- dolly
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H7/00—Gearings for conveying rotary motion by endless flexible members
- F16H7/08—Means for varying tension of belts, ropes, or chains
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H7/00—Gearings for conveying rotary motion by endless flexible members
- F16H7/08—Means for varying tension of belts, ropes, or chains
- F16H7/0829—Means for varying tension of belts, ropes, or chains with vibration damping means
- F16H7/0831—Means for varying tension of belts, ropes, or chains with vibration damping means of the dry friction type
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Gears, Cams (AREA)
Abstract
Dolly chain stretching device is quickly transferred the present invention relates to the traversing marshalling stand of one kind, it is mostly installed at the follower side of quick transfer dolly, also the middle part of chain can be arranged on, according to the quantity of quick transfer cart transport round steel or square billet, varies in weight, the tensioning degree of chain is adjusted flexibly.Cardinal principle is that the amount of tension to chain is poor, is offset with cylindroid helical-coil compression spring, to reach the purpose of protection equipment in unloaded and full load by quick transfer dolly.When quickly transfer dolly is in unloaded, the device is in normal tensioning degree；And when quickly transfer dolly is in load, will be by being transferred to cylindroid helical-coil compression spring by movable sprocket, passive sprocket support due to the impact to chain that dolly is rocked and is produced, most impact is transferred in non-principal equipment at last.The present apparatus uses fabricated structure, it is adaptable to all occasions using similar chain drive, but need to be according to the compression spring of the specifically chosen suitable requirement of maximum impact amount.
Description
Technical field
The present invention relates to the chain stretching device that dolly is transferred on a kind of rolling bar marshalling stand, belong to large-scale special steel and roll
The equipment technical field of steel.
Background technology
Traversing marshalling stand is one of Rolling-mill Auxiliary Facilities important during large-scale rolling bar is produced, and plays regulation life
Production rhythm, the effect taken over from the past and set a new course for the future.The round steel or square billet of big rod tandem mill production, need to be received by traversing marshalling stand
Collection, alignment and marshalling, transfer process, because the space of equipment is limited, during production the stress point and wheel of quick transfer dolly it
Between drop it is often larger, easily there is shaking phenomenon, pine occur with single-row chain which results in the transmission of quick transfer dolly
It is dynamic, normal production is have impact on when serious.Common chain tension method is on driving chain plus 1 bidirectional locking nut apparatus
(having 2 nuts, one is orthodontic, and one is anti-tooth), but overhaul tired because the self-locking performance of itself is poor, after going wrong
Difficulty, operates very inconvenient.As the raising of rolling line automaticity, the increase of cost of labor and safety in production requirement are got over
Come stricter, in view of technical problem present in prior art, therefore, a kind of new chain tensioning mechanism of exigence is solved
Certainly above-mentioned technical problem.
The content of the invention
The present invention exactly quickly transfers small for technical problem present in prior art there is provided the traversing marshalling stand of one kind
Car chain stretching device, the device overall construction design is ingenious, according to the quantity of conveying round steel or square billet, varies in weight, can be with
The tensioning degree of flexible modulation chain, can effectively prevent the phenomenon that dolly shakes, and then improve the production efficiency of steel,
Maintenance time is shortened, and also ensure that the personal safety of maintenance personal.
To achieve these goals, the technical solution adopted by the present invention is that a kind of traversing marshalling stand quickly transfers dolly
Chain stretching device, including mounting bracket, sprocket wheel, sprocket shaft, sprocket support, sprocket shaft briquetting, sprocket support briquetting compress bullet
Spring, No. 1 back-up ring, No. 2 back-up rings, the sprocket wheel is, by movable sprocket, to be connected with the transmission single-row chain on quick transfer dolly, and lead to
Cross No. 2 back-up rings to be fixed on the sprocket support, the sprocket support is shaped as Y types, at two front ends position of Y types
A manhole is offered respectively, and the sprocket shaft is fixed by the sprocket shaft briquetting and No. 1 back-up ring with mounting bracket to be connected
Connect, the mounting bracket is provided with a long lumbar hole plane, and the two ends of the sprocket shaft are provided with a milling flat, during installation, institute
State that long lumbar hole plane is parallel with milling flat, No. 1 back-up ring and No. 2 back-up rings are used for the position of fixed chain wheels and sprocket support, institute
State sprocket support to be fixedly connected with mounting bracket by the sprocket support briquetting, the sprocket sleeve is connected on the sprocket support
On, the two ends of the sprocket shaft are fixedly mounted in the mounting bracket by nut and pad, and the compression spring is socketed in
On the right-hand member position of the sprocket support, the compression spring is fixedly sleeved on the sprocket support by nut and pad,
One end of the compression spring is located at the fixed position of mounting bracket and sprocket support, and the other end is located at pad.Whole technology
The ingenious practicality of conceptual design, can flexibly be adjusted according to quickly transferring the quantity of cart transport round steel or square billet, varying in weight
The tensioning degree of pitch chain bar.
As a modification of the present invention, the quantity of No. 1 back-up ring and No. 2 back-up rings is 2.No. 1 back-up ring and No. 2 gears
Circle is socketed on the sprocket shaft, and No. 1 back-up ring is located between mounting bracket and sprocket support, and No. 2 back-up rings are then
Between sprocket support and sprocket wheel.No. 1 back-up ring and No. 2 back-up rings are mainly used in the position of fixed chain wheels and sprocket support, prevent
The phenomenon swung during work.
As a modification of the present invention, the compression spring is cylindroid helical-coil compression spring.
As a modification of the present invention, the diameter of the manhole is suitable with the size of the sprocket shaft.So protect
Described manhole can be passed through by demonstrate,proving sprocket shaft, be fixedly connected on the sprocket support.
As a modification of the present invention, the sprocket shaft is socketed on the sprocket support by the manhole.
As a modification of the present invention, the two ends of the sprocket shaft are fixedly mounted on the installation by nut and pad
On support.
As a modification of the present invention, being shaped as the sprocket shaft briquetting and sprocket support briquetting is T-shaped.T-shaped
Horizontal end position opens up a pair of symmetrical screws, and also opens up a pair of same screws on the relevant position of mounting bracket, uses
It is bolted to connection in by the sprocket shaft briquetting and sprocket support briquetting with mounting bracket.
As a modification of the present invention, the chain stretching device is arranged on the follower side of traversing marshalling stand,
The middle part of chain can be arranged on, uses and is welded and fixed between quick transfer trolley track.
Relative to prior art, advantages of the present invention is as follows, 1) overall construction design is simple and ingenious, dismounting assembling maintenance
Change convenient, cost relatively low；2) the wheel displacements device employs knockdown structure, can be applied not only to former traversing marshalling
Stand, and all occasions using similar chain drive structure are also applied for, but need to select suitable according to actual conditions
Compression spring；3) device mainly uses compression spring to offset quick transfer dolly zero load and full load to driving-chain
The amount of tension of bar is poor, is specifically the impact to driving chain that will be rocked and produced due to dolly, passes through sprocket wheel and sprocket wheel branch
Frame is transferred to compression spring, and most impact is transferred in non-principal equipment at last, so as to reach the purpose of protection equipment；4) device
Follower side is mostly installed at, while the middle part of driving chain can also be arranged on, installation site is not fixed, can be according to reality
The situation on border selects suitable installation site.
Brief description of the drawings
Fig. 1 is assembling schematic diagram of the invention.
Fig. 2 is mounting support structure schematic diagram of the invention.
Fig. 3 is chain sprocket structure schematic diagram of the invention.
Fig. 4 is sprocket shaft structural representation of the invention.
Fig. 5 is sprocket support structural representation of the invention.
Fig. 6 is sprocket shaft briquette structure schematic diagram of the invention.
Fig. 7 is sprocket support briquette structure schematic diagram of the invention.
Fig. 8 is compression spring structural representation of the invention.
Fig. 9 is No. 1 back-up ring structural representation of the invention.
Figure 10 is No. 2 back-up ring structural representations of the invention.
In figure：1- mounting brackets, 2- sprocket wheels, 3- sprocket shafts, 4- sprocket supports, 5- sprocket shaft briquettings, 6- sprocket support pressures
Block, 7- compression springs, 8-1 back-up rings, 9-2 back-up rings, 11- long lumbar hole planes, 12- milling flats.
Embodiment
In order to deepen the understanding of the present invention and understanding, the invention will be further described below in conjunction with the accompanying drawings and introduces.
Embodiment 1：Such as Fig. 1-Figure 10, traversing marshalling stand quickly transfers dolly chain stretching device, including mounting bracket
1, sprocket wheel 2, sprocket shaft 3, sprocket support 4, sprocket shaft briquetting 5, sprocket support briquetting 6, the back-up ring 8,2 of compression spring 7,1 gear
Circle 9, the sprocket wheel 2 is, by movable sprocket, to be connected with the transmission single-row chain on quick transfer dolly, and pass through No. 2 back-up rings 9
It is fixed on the sprocket support 4, the sprocket support 4 is shaped as Y types, offers respectively at two front ends position of Y types
One manhole.Open up 2 manholes to be easy to be connected between the sprocket shaft and sprocket support, and then simplify both
Between attachment structure.The sprocket shaft 3 is fixedly connected by the sprocket shaft briquetting 5 and No. 1 back-up ring 8 with mounting bracket 1, and 1
Number back-up ring and No. 2 back-up rings are socketed on the sprocket shaft, and No. 1 back-up ring is located between mounting bracket and sprocket support, and
No. 2 back-up rings are then located between sprocket support and sprocket wheel.No. 1 back-up ring and No. 2 back-up rings are mainly used in fixed chain wheels and sprocket wheel branch
The position of frame, prevents the phenomenon swung during work.The mounting bracket 1 is provided with a long lumbar hole plane
11, the two ends of the sprocket shaft 3 need to ensure the long lumbar hole plane 11 and milling flat when mounted provided with a milling flat 12
12 is parallel.The sprocket support 4 is fixedly connected by the sprocket support briquetting 6 with mounting bracket 1, and the sprocket shaft 3 is socketed
On the sprocket support 4, the compression spring 7 is socketed on the right-hand member position of the sprocket support 4.The compression spring 7
It is fixedly sleeved on the sprocket support 4 by nut and pad.One end of the compression spring is located at mounting bracket 1 and sprocket wheel
The fixed position of support 7, the other end is located at pad.Amount of tension regulation to chain is mainly adjusted by between the position of nut
Connect the decrement for changing the compression spring 7.The ingenious practicality of whole Technical Design, can be according to quick transfer cart transport
The quantity of round steel or square billet, vary in weight, can be with the tensioning degree of flexible modulation chain.
Embodiment 2：Such as Fig. 1-Figure 10, as a modification of the present invention, the quantity of No. 1 back-up ring 8 and No. 2 back-up rings 9
It is 2.Remaining structure and advantage are identical with embodiment 1.
Embodiment 3：Such as Fig. 1-Figure 10, as a modification of the present invention, the compression spring 7 is compressed for cylindrical screw
Spring.Remaining structure and advantage are identical with embodiment 1.
Embodiment 4：Such as Fig. 1-Figure 10, as a modification of the present invention, the diameter of the manhole and the sprocket wheel
The size of axle 3 is suitable.So ensure that sprocket shaft 3 can pass through described manhole, be fixedly connected on the sprocket support 4
On.Remaining structure and advantage are identical with embodiment 1.
Embodiment 5：Such as Fig. 1-Figure 10, as a modification of the present invention, the two ends of the sprocket shaft 3 by nut and
Pad is fixedly mounted in the mounting bracket 1.Remaining structure and advantage are identical with embodiment 1.
Embodiment 6：Such as Fig. 1-Figure 10, as a modification of the present invention, the sprocket shaft 3 passes through the manhole
It is socketed on the sprocket support 4.Remaining structure and advantage are identical with embodiment 1.
Embodiment 7：Such as Fig. 1-Figure 10, as a modification of the present invention, the sprocket shaft briquetting 5 and sprocket support pressure
Being shaped as block 6 is T-shaped.A pair of symmetrical screws are opened up in T-shaped horizontal end position, and on the relevant position of mounting bracket 1
Also a pair of same screws are opened up, for the sprocket shaft briquetting 5 and sprocket support briquetting 6 to be passed through into bolt with mounting bracket 1
It is fixedly connected.Remaining structure and advantage are identical with embodiment 1.
Embodiment 8：Such as Fig. 1-Figure 10, as a modification of the present invention, the chain stretching device is arranged on traversing compile
The follower side of group stand, can also be arranged on the middle part of chain, solid using welding between quick transfer trolley track
It is fixed.Remaining structure and advantage are identical with embodiment 1.
As shown in figure 1, the chain stretching device is arranged on traversing marshalling stand follower side, and dolly is transferred with quick
Track is using being welded and fixed, and the sprocket shaft briquetting 5 and sprocket support briquetting 6 are solid by M12 hexagon-headed bolts with mounting bracket 1
Fixed connection, the two ends of the sprocket shaft 3 are fixedly mounted in the mounting bracket 1 by M36 hex nuts and pad, the pressure
Contracting spring 7 is fixedly sleeved on the sprocket support 4 by M42 hex nuts and pad.Between sliding equipment in whole device
Glade plane space be about 0.02mm, and in glade plane space plus lithium saponify lubrication, M36 nuts tighten degree to ensure the sprocket wheel
2 will not slidably be advisable, and the length after the compression spring 7 is installed controls in 90mm and tightens M42 nuts.
The present invention can also be 1 group by least one in technical characteristic described in embodiment 2,3,4,5,6,7,8 and embodiment
Conjunction forms new embodiment.
It should be noted that above-described embodiment, not for limiting protection scope of the present invention, in above-mentioned technical proposal
On the basis of made equivalents or replacement each fall within the scope that the claims in the present invention are protected.
Claims (7)
1. a kind of traversing marshalling stand quickly transfers dolly chain stretching device, it is characterised in that including mounting bracket（1）, chain
Wheel（2）, sprocket shaft（3）, sprocket support（4）, sprocket shaft briquetting（5）, sprocket support briquetting（6）, compression spring（7）, No. 1 back-up ring
（8）, No. 2 back-up rings（9）, the sprocket wheel（2）By movable sprocket, to be connected with the transmission single-row chain on quick transfer dolly, and lead to
Cross No. 2 back-up rings（9）It is fixed on the sprocket support（4）On, the sprocket support（4）Be shaped as Y types, the two of Y types
Individual front end position offers a manhole, the sprocket shaft respectively（3）Pass through the sprocket shaft briquetting（5）With No. 1 back-up ring
（8）With mounting bracket（1）It is fixedly connected, the mounting bracket（1）Provided with a long lumbar hole plane（11）, the sprocket shaft
（3）Two ends provided with milling flat（12）, during installation, the long lumbar hole plane（11）With milling flat（12）It is parallel, described No. 1
Back-up ring（8）With No. 2 back-up rings（9）For fixed chain wheels and the position of sprocket support, the sprocket support（4）Pass through the sprocket wheel branch
Frame briquetting（6）With mounting bracket（1）It is fixedly connected, the sprocket shaft（3）It is socketed in the sprocket support（4）On, the sprocket wheel
Axle（3）Two ends the mounting bracket is fixedly mounted on by nut and pad（1）On, the compression spring（7）It is socketed in institute
State sprocket support（4）Right-hand member position on, the compression spring（7）It is fixedly sleeved in the sprocket support by nut and pad
（4）On, the compression spring（7）One end be located at the fixed position of mounting bracket and sprocket support, the other end is located at pad.
2. a kind of traversing marshalling stand as claimed in claim 1 quickly transfers dolly chain stretching device, it is characterised in that institute
State No. 1 back-up ring（8）With No. 2 back-up rings（9）Quantity be 2.
3. a kind of traversing marshalling stand as claimed in claim 1 quickly transfers dolly chain stretching device, it is characterised in that institute
State compression spring（7）For cylindroid helical-coil compression spring.
4. a kind of traversing marshalling stand as claimed in claim 1 quickly transfers dolly chain stretching device, it is characterised in that institute
State sprocket shaft briquetting（5）With sprocket support briquetting（6）Be shaped as it is T-shaped.
5. a kind of traversing marshalling stand as claimed in claim 4 quickly transfers dolly chain stretching device, it is characterised in that institute
State the diameter and the sprocket shaft of manhole（3）Size it is suitable.
6. a kind of traversing marshalling stand as described in claim 1 or 4 or 5 quickly transfers dolly chain stretching device, its feature
It is, the sprocket shaft（3）The sprocket support is socketed in by the manhole（4）On.
7. a kind of traversing marshalling stand as described in claim 1 or 4 quickly transfers dolly chain stretching device, its feature exists
In, the chain stretching device is arranged on the follower side of traversing marshalling stand, can also be arranged on the middle part of chain, with
Use and be welded and fixed between quick transfer trolley track.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410469618.2A CN104235295B (en) | 2014-09-16 | 2014-09-16 | A kind of traversing marshalling stand quickly transfers dolly chain stretching device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410469618.2A CN104235295B (en) | 2014-09-16 | 2014-09-16 | A kind of traversing marshalling stand quickly transfers dolly chain stretching device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104235295A CN104235295A (en) | 2014-12-24 |
| CN104235295B true CN104235295B (en) | 2017-10-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410469618.2A Active CN104235295B (en) | 2014-09-16 | 2014-09-16 | A kind of traversing marshalling stand quickly transfers dolly chain stretching device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104235295B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107630989B (en) * | 2017-11-03 | 2021-03-23 | 安徽瑞祥工业有限公司 | Chain tightness adjusting device of power and free feeder |
| CN112938400B (en) * | 2021-03-12 | 2023-03-31 | 机械工业第九设计研究院股份有限公司 | Driving station for swing rod conveyor |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10311392A (en) * | 1997-05-12 | 1998-11-24 | Tsubakimoto Chain Co | Tensioner lever device |
| CN2421453Y (en) * | 2000-04-12 | 2001-02-28 | 苏殿生 | Four-stroke series motorcycle chain automatic stretching structure |
| CN201568541U (en) * | 2009-10-20 | 2010-09-01 | 上海泓阳机械有限公司 | Automatic adjusting transmission elastic device |
| CN202579854U (en) * | 2012-05-04 | 2012-12-05 | 辽宁石油机械制造有限公司 | Chain wheel tensioning device |
| DE102012208232A1 (en) * | 2012-05-16 | 2013-11-21 | Schaeffler Technologies AG & Co. KG | Clamping apparatus for use as linear mechanical belt tensioner for auxiliary unit belt drive of internal combustion engine, has half shell provided with strip, which protects interior of plate against contamination penetrating via plane |
| CN204127225U (en) * | 2014-09-16 | 2015-01-28 | 江苏联峰能源装备有限公司 | Dolly chain stretching device transferred fast by a kind of traversing marshalling stand |
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2014
- 2014-09-16 CN CN201410469618.2A patent/CN104235295B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN104235295A (en) | 2014-12-24 |
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