CN103939544B - Chain tightener, chain transmission mechanism with same and tobacco cutting device - Google Patents
Chain tightener, chain transmission mechanism with same and tobacco cutting device Download PDFInfo
- Publication number
- CN103939544B CN103939544B CN201410173718.0A CN201410173718A CN103939544B CN 103939544 B CN103939544 B CN 103939544B CN 201410173718 A CN201410173718 A CN 201410173718A CN 103939544 B CN103939544 B CN 103939544B
- Authority
- CN
- China
- Prior art keywords
- clamping plate
- chain
- installation bolt
- adjusting screw
- tightener
- 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.)
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Classifications
-
- 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
- F16H7/10—Means for varying tension of belts, ropes, or chains by adjusting the axis of a pulley
-
- A—HUMAN NECESSITIES
- A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
- A24B—MANUFACTURE OR PREPARATION OF TOBACCO FOR SMOKING OR CHEWING; TOBACCO; SNUFF
- A24B3/00—Preparing tobacco in the factory
-
- 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
- F16H2007/0876—Control or adjustment of actuators
- F16H2007/088—Manual adjustment
Abstract
The invention relates to a chain tightener, a chain transmission mechanism with the chain tightener and a tobacco cutting device. The chain tightener comprises two spaced clamping plates, two tightening wheels used for tightening the two sides of a transmission chain in the thickness direction are arranged between the two clamping plates, and a channel allowing the transmission chain to pass through is defined by the tightening wheels and the clamping plates. When the chain tightener is used, the two tightening wheels can tighten the two sides of the transmission chain in the thickness direction, the problems that a single side is tightened to cause a loose side and a tight side, instant loads borne by the transmission chain are too large, and related equipment is damaged are solved, the two sides of the transmission chain can be tightened through the chain tightener, and the chain tightener cannot be damaged when the transmission chain rotates reversely.
Description
Technical field
The present invention relates to chain tightener and the chain-drive mechanism using this chain tightener and tobacco scrap prodn device.
Background technology
What Chain conveyer equipment leaned on sprocket and chain link engages transmitting movement and power, is widely used in scrap prodn. line.Chain conveyer
According to chain length, most of occasion needs tensioner, and the tensioner of common chain is monolateral tensioning pressing sprocket, easily produces
Raw slack list and pilled-in selvedge, equipment this phenomenon in bidirectional-movement is more prominent, thus causes Chain Drive Instantaneous Ratio inaccurate,
Have dynamic loading in transmission, result in very fast rotate backward the defects such as poor performance, it is instantaneously loaded excessive to easily cause chain, makes chain
Bar fatigue damage causes disorderly closedown.
Content of the invention
It is an object of the invention to provide a kind of chain tightener, with solve existing chain-drive mechanism rotate backward flimsy
Problem.Present invention also offers a kind of chain-drive mechanism using this chain tightener and tobacco scrap prodn device.
To achieve these goals, the chain tightener of the present invention adopts the following technical scheme that chain tightener, including spaced
Two clamping plate, are provided with two tensioning wheels for the both sides of driving-chain thickness direction are carried out with tension between two clamping plate,
Tensioning wheel is enclosed to set together with clamping plate and has formed the passage passing through for driving-chain.
Described each clamping plate is provided with the regulation elongated hole for spacing between the wheel shaft of two tensioning wheels of regulation, and tensioning wheel passes through
It is threaded onto the installation bolt adjusting in elongated hole to be assemblied on clamping plate.
Be additionally provided with described each clamping plate for coordinating with installation bolt thrust, to prevent during work two tensioning wheel spacing to become
Big retaining adjusting screw.
Described tensioning wheel is bearing.
The chain-drive mechanism of the present invention adopts the following technical scheme that chain-drive mechanism, including driving-chain, also includes tight chain
Device, this chain tightener includes spaced two clamping plate, is provided with for the both sides to driving-chain thickness direction between two clamping plate
Carry out two tensioning wheels of tension, tensioning wheel is enclosed to set together with clamping plate and formed the passage passing through for driving-chain.
Described each clamping plate is provided with the regulation elongated hole for spacing between the wheel shaft of two tensioning wheels of regulation, and tensioning wheel passes through
It is threaded onto the installation bolt adjusting in elongated hole to be assemblied on clamping plate.
Be additionally provided with described each clamping plate for coordinating with installation bolt thrust, to prevent during work two tensioning wheel spacing to become
Big retaining adjusting screw.
The tobacco scrap prodn device of the present invention adopts the following technical scheme that tobacco scrap prodn device, including chain-drive mechanism, described
Chain-drive mechanism includes driving-chain, and described chain-drive mechanism also includes chain tightener, and this chain tightener includes spaced two folders
Plate, is provided with two tensioning wheels for the both sides of driving-chain thickness direction are carried out with tension, tensioning wheel between two clamping plate
Enclose to set together with clamping plate and formed the passage passing through for driving-chain.
Described each clamping plate is provided with the regulation elongated hole for spacing between the wheel shaft of two tensioning wheels of regulation, and tensioning wheel passes through
It is threaded onto the installation bolt adjusting in elongated hole to be assemblied on clamping plate.
Beneficial effects of the present invention: during using this chain tightener, tensioning wheel can be in the both sides pair of the thickness direction of driving-chain
It carries out tension, can avoid cause loosen, tighten the instantaneously excessive band loaded of driving-chain caused by side due to monolateral tensioning
The problem that the relevant device coming damages, this chain tightener can make the both sides tensioning of driving-chain, also will not when driving-chain rotates backward
It is damaged.
Further, by adjusting elongated hole, the spacing between wheel shaft between scalable two tensioning wheel, can be prevented effectively from and open
Tightly excessively and excessively send phenomenon.
Further, during use, can prevent the spacing between tensioning wheel from increasing and affecting to biography by retaining adjusting screw
The tension of dynamic chain.
Brief description
Fig. 1 is the front view of the embodiment 1 of the chain tightener of the present invention；
Fig. 2 is the left view of the embodiment 1 of the chain tightener of the present invention；
Fig. 3 is the structural representation of mounting blocks；
Fig. 4 is the structural representation of clamping plate.
Specific embodiment
The embodiment 1 of the chain tightener of the present invention, as Figure 1-4: this chain tightener includes two clamping plate 1 and two tensioning wheels
2.Two clamping plate 1 are left and right parallel and interval setting, and each clamping plate 1 is vertically arranged.Two tensioning wheels 2 are arranged between two clamping plate,
And tensioning wheel 2 rolling assembling is on clamping plate.
During use, the thickness of driving-chain is vertically extending, and driving-chain is movable along front and rear direction, two tensioning wheels 2
Upper and lower interval setting, two tensioning wheels 2 are assemblied in the upper and lower both sides of driving-chain respectively, carry out upper and lower tensioning work to driving-chain 1
With.Two clamping plate 1 enclose to set together with two tensioning wheels 2 and have formed the passage 3 passing through for driving-chain.
Each clamping plate 1 is provided with the regulation elongated hole 4 for spacing between the wheel shaft of two tensioning wheels of regulation, and tensioning wheel 2 passes through
It is threaded onto the installation bolt 5 adjusting in elongated hole to be assemblied on clamping plate 1.The aperture length direction adjusting elongated hole 4 vertically extends.
Be additionally provided with each clamping plate 1 for coordinating with installation bolt 5 thrust, to prevent during work two tensioning wheel 2 spacing to become
Big retaining adjusting screw 6.The plate face from side of two clamping plate 1 is provided with mounting blocks 7, and thrust adjusting screw 6 is passed through to install
Block 7 is assemblied on clamping plate.Screw hole 60 is offered on mounting blocks 7.In the present embodiment, mounting blocks 7 are fixedly arranged on the upper end of clamping plate
Portion, screw hole runs through about 60, and thrust adjusting screw 6 is plugged in screw hole, and during use, thrust adjusting screw 6 holds out against downwards position
In the installation bolt on clamping plate top, prevent this installation bolt 5 from moving up.
In the present embodiment, tensioning wheel 2 is bearing.In other embodiments, chain tightener can also be sprocket wheel or roller.
Fixing bolt 8 is additionally provided with clamping plate.Mounting blocks 7 are assemblied on clamping plate 1 by fixing bolt 8.Clamping plate 1 offers use
In the first bolt hole 91 installing fixing bolt 8, mounting blocks 7 are provided with second installing hole 92 corresponding with the first installing hole.?
In other embodiments, mounting blocks can also be structure as a whole with clamping plate.
In other embodiments, adjusting screw can also directly be assemblied on clamping plate；Or may be omitted with adjusting screw.
In other embodiments, mounting blocks can also be respectively provided with the upper/lower terminal of clamping plate, the upper and lower of clamping plate is equal
It is provided with retaining adjusting screw, during use, the retaining adjusting screw on clamping plate top holds out against downwards to the installation bolt on clamping plate top,
The retaining adjusting screw of clamping plate bottom holds out against upwards to the installation bolt of clamping plate bottom.
In other embodiments, when driving-chain along upper and lower to move when, the thickness of driving-chain extends along the longitudinal direction,
The forward and backward interval setting of two tensioning wheels, that is, two tensioning wheels be assemblied in the front and rear sides of driving-chain, forward and backward tensioning is carried out to driving-chain
Effect.
In other embodiments, the spacing between the wheel shaft of two tensioning wheels can also be definite value, i.e. the wheel shaft of two tensioning wheels
It is directly anchored on clamping plate, now can save the regulation elongated hole on clamping plate.
The embodiment of the chain-drive mechanism of the present invention, this chain-drive mechanism includes driving-chain and chain tightener, this chain tightener
Structure is identical with the structure of the embodiment of the chain tightener of the invention described above, and it is no longer repeated for here.
The embodiment of the tobacco scrap prodn device of the present invention, this tobacco scrap prodn device includes chain-drive mechanism, chain-drive mechanism
Including driving-chain and chain tightener, the structure of this chain tightener is identical with the structure of the embodiment of the chain tightener of the invention described above, here
It is no longer repeated.
Claims (4)
1. chain tightener it is characterised in that: include spaced two clamping plate, be provided between two clamping plate for thick to driving-chain
The both sides in degree direction carry out two tensioning wheels of tension, and tensioning wheel is enclosed to set to have formed together with clamping plate and passes through for driving-chain
Passage；Described each clamping plate is provided with the regulation elongated hole for spacing between the wheel shaft of two tensioning wheels of regulation, and tensioning wheel passes through to wear
It is loaded on the installation bolt adjusting in elongated hole to be assemblied on clamping plate；It is additionally provided with described each clamping plate for coordinating with installation bolt thrust
, to prevent during work two tensioning wheel spacing to become big retaining adjusting screw, the upper and lower of clamping plate be provided with described only
Move back adjusting screw, during use, the retaining adjusting screw on clamping plate top holds out against downwards to the installation bolt on clamping plate top, clamping plate bottom
Retaining adjusting screw the installation bolt of clamping plate bottom is held out against upwards.
2. chain tightener according to claim 1 it is characterised in that: described tensioning wheel be bearing.
3. chain-drive mechanism, including driving-chain it is characterised in that: also include chain tightener, this chain tightener includes spaced two
Individual clamping plate, is provided with two tensioning wheels for the both sides of driving-chain thickness direction are carried out with tension between two clamping plate,
Bearing up pulley is enclosed to set together with clamping plate and has formed the passage passing through for driving-chain；Described each clamping plate is provided with for adjusting two tensioning wheels
Wheel shaft between spacing regulation elongated hole, tensioning wheel pass through be threaded onto adjust elongated hole in installation bolt be assemblied on clamping plate；Institute
State to be additionally provided with each clamping plate and adjust for coordinating with installation bolt thrust, to prevent two tensioning wheel spacing during work from becoming big retaining
Whole screw, the upper and lower of clamping plate is provided with described retaining adjusting screw, the retaining adjusting screw on clamping plate top during use
The installation bolt on clamping plate top is held out against downwards, the retaining adjusting screw of clamping plate bottom is pushed up upwards to the installation bolt of clamping plate bottom
Tightly.
4. tobacco scrap prodn device, including chain-drive mechanism, described chain-drive mechanism include driving-chain it is characterised in that: described chain
Drive mechanism also includes chain tightener, and this chain tightener includes spaced two clamping plate, is provided with for biography between two clamping plate
The both sides of dynamic chain thickness direction carry out two tensioning wheels of tension, and tensioning wheel is enclosed to set to have formed together with clamping plate and supplies driving-chain
The passage passing through；Described each clamping plate is provided with the regulation elongated hole for spacing between the wheel shaft of two tensioning wheels of regulation, tensioning wheel
It is assemblied on clamping plate by the installation bolt being threaded onto in regulation elongated hole；It is additionally provided with for stopping with installation bolt on described each clamping plate
Push away cooperation, to prevent during work two tensioning wheel spacing to become big retaining adjusting screw, the upper and lower of clamping plate is provided with
Described retaining adjusting screw, during use, the retaining adjusting screw on clamping plate top holds out against downwards to the installation bolt on clamping plate top, folder
The retaining adjusting screw of plate bottom holds out against upwards to the installation bolt of clamping plate bottom.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410173718.0A CN103939544B (en) | 2014-04-28 | 2014-04-28 | Chain tightener, chain transmission mechanism with same and tobacco cutting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410173718.0A CN103939544B (en) | 2014-04-28 | 2014-04-28 | Chain tightener, chain transmission mechanism with same and tobacco cutting device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103939544A CN103939544A (en) | 2014-07-23 |
| CN103939544B true CN103939544B (en) | 2017-01-25 |
Family
ID=51187357
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410173718.0A Active CN103939544B (en) | 2014-04-28 | 2014-04-28 | Chain tightener, chain transmission mechanism with same and tobacco cutting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103939544B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108547921A (en) * | 2018-07-10 | 2018-09-18 | 中联重机股份有限公司 | A kind of chain stretching device |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3874246A (en) * | 1974-02-25 | 1975-04-01 | Boyd Woodard | Cable pulley drive device |
| US6298887B1 (en) * | 2000-09-18 | 2001-10-09 | P & F Brother Industrial Corporation | Wood planing machine with an automatic chain tensioner device |
| US7052422B2 (en) * | 2003-08-01 | 2006-05-30 | Jsr, Inc. | Motorcycle chain tension adjuster |
| CN200996447Y (en) * | 2007-01-18 | 2007-12-26 | 南通柴油机股份有限公司 | Roller-type chain tensioner with rotary adjustment |
| CN101672352A (en) * | 2009-09-30 | 2010-03-17 | 东莞宏威数码机械有限公司 | Chain transmission tensioning device |
| CN201619262U (en) * | 2010-03-09 | 2010-11-03 | 福建省石狮市锦兴机械制造有限责任公司 | Slurry control transmission of corrugating machine |
| CN103922003A (en) * | 2014-04-24 | 2014-07-16 | 南通恒力医药设备有限公司 | Label-brushing mechanism of non-dry sticker labeling machine |
| CN203926653U (en) * | 2014-04-28 | 2014-11-05 | 河南中烟工业有限责任公司 | A kind of chain tightener and use chain drive and the tobacco scrap prodn device of this chain tightener |
-
2014
- 2014-04-28 CN CN201410173718.0A patent/CN103939544B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3874246A (en) * | 1974-02-25 | 1975-04-01 | Boyd Woodard | Cable pulley drive device |
| US6298887B1 (en) * | 2000-09-18 | 2001-10-09 | P & F Brother Industrial Corporation | Wood planing machine with an automatic chain tensioner device |
| US7052422B2 (en) * | 2003-08-01 | 2006-05-30 | Jsr, Inc. | Motorcycle chain tension adjuster |
| CN200996447Y (en) * | 2007-01-18 | 2007-12-26 | 南通柴油机股份有限公司 | Roller-type chain tensioner with rotary adjustment |
| CN101672352A (en) * | 2009-09-30 | 2010-03-17 | 东莞宏威数码机械有限公司 | Chain transmission tensioning device |
| CN201619262U (en) * | 2010-03-09 | 2010-11-03 | 福建省石狮市锦兴机械制造有限责任公司 | Slurry control transmission of corrugating machine |
| CN103922003A (en) * | 2014-04-24 | 2014-07-16 | 南通恒力医药设备有限公司 | Label-brushing mechanism of non-dry sticker labeling machine |
| CN203926653U (en) * | 2014-04-28 | 2014-11-05 | 河南中烟工业有限责任公司 | A kind of chain tightener and use chain drive and the tobacco scrap prodn device of this chain tightener |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103939544A (en) | 2014-07-23 |
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| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |