CN109250400A - A kind of band/chain apparatus and the general strainer of band/chain - Google Patents
A kind of band/chain apparatus and the general strainer of band/chain Download PDFInfo
- Publication number
- CN109250400A CN109250400A CN201811107154.5A CN201811107154A CN109250400A CN 109250400 A CN109250400 A CN 109250400A CN 201811107154 A CN201811107154 A CN 201811107154A CN 109250400 A CN109250400 A CN 109250400A
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- CN
- China
- Prior art keywords
- gear
- chain
- band
- strainer
- wheel
- 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.)
- Pending
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G23/00—Driving gear for endless conveyors; Belt- or chain-tensioning arrangements
- B65G23/44—Belt or chain tensioning arrangements
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Devices For Conveying Motion By Means Of Endless Flexible Members (AREA)
Abstract
The present invention provides a kind of band/chain apparatus and the general strainer of band/chain, the general strainer of band/chain includes bottom plate, tensioning wheel, gear, rack gear, two parallel guide rails and wheel gear locking device；The gear is arranged on bottom plate with guide rail and gear is located among two parallel guide rails, the rack gear of one with gear cooperation are respectively set on two guide rails, one end of each rack gear connects a tensioning wheel, and rotating handle is also set up on gear to be slided rack gear on the slide rail and two tensioning wheels is driven to move in the opposite direction for rotate gear.Strainer of the invention is applicable in different scenes, can also can combine unidirectional installation from outside from the two-way installation in inside of band or chain, adjust tensioning degree with can be convenient, and installation and replacement are easy to operate.
Description
Technical field
The invention belongs to tensioning apparatus technical fields, and in particular to a kind of general strainer of band/chain.
Background technique
Belt and chain are all transmission parts commonly used in the prior art, but since belt or chain are in pretightning force
Under effect, after operating after a period of time, it will be relaxed by deforming or wearing, reduce initial tension；In order to guarantee belt
Or the normal operation of the transmission of chain, it generallys use tensioning wheel and is tensioned, and need often to adjust its tensioning degree, however it is existing
Some tensioning apparatus are periodically tensioned not easy to operate, and tensile force is not easy to control and installation and replacement are also more complex, in addition existing tensioning
Device can typically be only used to belt or chain, cannot be applicable in different scenes.
Chinese patent CN205207563U discloses a kind of belt tightening pulley device, and one end of tension spring connects tensioner arm,
Tight arm and tensioning wheel are linked together by tension wheel shaft；Tensioner arm is fixedly connected with tension wheel shaft；Lubricating cup is fixed on tensioning wheel
One end of axis is connected between tensioning wheel and tension wheel shaft by semitight bearing, is had between tension wheel shaft and semitight bearing interior
Spacer is spaced apart, and has the through-hole radially got through and lubricating cup to communicate inside tension wheel shaft, there is groove and through-hole among inner spacing collar, is tensioned
There are groove and through-hole to communicate among the through-hole and inner spacing collar of wheel shaft.The invention is provided with lubrication and oil-bearing structure, solves tensioning
The problem of wheel lubrication, improves the wearability of tensioning wheel, improves the problems such as tensioning wheel service life；But the patent by pivoted arm, pull rod,
The belt tensioning structure of spring composition is more complex, and installation is inconvenient for operation, and is not easy to adjustment tensile force, the additionally mounted tensioning
Be inconvenient to replace or safeguard belt after wheel.
Chinese patent CN201620759575.6 discloses a kind of tensioning wheel mounting structure and the tensioning wheel using the structure
Component and filament cutter, tensioning wheel mounting structure includes mounting disc, and mounting disc is equipped with mounting hole, the one of mounting hole in mounting disc
Side is equipped with the wheel shaft for installing tensioning wheel, and tensioning wheel mounting structure further includes the installation axle with mounting hole interference fit, described
The carrier strip that unloads across mounting hole is fixedly connected in mounting disc, the carrier strip that unloads is equipped with and the press cooperation of the end face of installation axle
Jackscrew.By using the tensioning wheel mounting structure, when needing replacing or safeguarding chain, can be convenient, safely to tensioning
Wheel chain is tensioned and is loosened.
In addition existing synchronous belt is not easy to install away from belt wheel if fixed if center, center away from it is variable if will appear synchronous belt
The problem of whole precision bad control.
Summary of the invention
In order to overcome the deficiencies of the prior art, the present invention is directed at least solve in the prior art one of the technical issues of, provides
A kind of general strainer of band/chain can be used for synchronous belt or synchronous chain, adjust tensioning degree with can be convenient, and install
Replacement operation is simple.
The present invention is achieved through the following technical solutions: a kind of general strainer of band/chain, including bottom plate, tensioning wheel, tooth
Wheel, rack gear, two parallel guide rails and wheel gear locking device；The gear and guide rail are arranged on bottom plate and gear is located at two
Among the parallel guide rail of item, the rack gear of one with gear cooperation are respectively set, one end of each rack gear connects one on two guide rails
Tensioning wheel, rotating handle is also set up on gear to be slided rack gear on the slide rail and drives two tensioning wheels towards phase for rotate gear
Opposite direction movement.
Strainer of the invention is suitble to the installation of various band/chains, is tensioned, replacement.It can be with turning gear by rotating handle
Wheel belt carry-over bar slides on the slide rail, while adjusting the position of two tensioning wheels.Rack gear can guarantee that it is flat by guide rail sliding
Stability and fluency, long service life.
Preferably, the wheel gear locking device includes ratchet, pawl and spring, and the ratchet is fixed on gear, rotation
Handle is arranged on ratchet；Pawl is arranged on the bottom plate by gear；Both ends of the spring is separately connected the fixation on pawl and bottom plate
Column.In this preferred embodiment be arranged ratchet can prevent gear is counter to slide, strainer after adjusting tensioning degree, by ratchet+
Pawl+spring cooperation can guarantee securely to lock gear.In addition if for installing the higher situation of tensile force required precision
Ratchet torque wrench tension adjusting can be used.
Preferably, the tensioning wheel is one of halo, sprocket wheel, synchronous pulley or a variety of.By replacing different
Bearing up pulley (halo, synchronous pulley, sprocket wheel etc.) is suitably adapted for different scenes, wide using transposition.
Preferably, the gear and rack gear are close-toothed gear and rack gear.It can be with using close-toothed gear and rack gear
Improve the fineness that tensioning wheel is adjusted.
Preferably, the tensioning wheel is fixed on shaft by bearing, and shaft both ends are fixed on rack gear by interference fit
On the axis hole of one end.Tensioning wheel is run by bearing more stable, be not easy to generate abrasion, long service life with band/chain.
Preferably, the lower end surface of the tensioning wheel is parallel with bottom plate.The lower end surface of this programme is parallel with bottom plate, can be in order to
Installation is it is also ensured that tensioning slipping is more stable.
Preferably, vernier caliper is additionally provided on strainer for measuring rack gear and being tensioned the distance of slipping；Vernier calliper
The main scale of ruler is arranged on bottom plate, and auxiliary scale is arranged on rack gear.Pass through the distance of the tensioning slipping shown upper on vernier caliper
Length can be used for adjusting tensile force roughly.It can also be with reference to sliding in the case where not applicable torque spanner after replacement band chain
Tensioning wheel is adjusted to original tension position by distance.
The present invention also provides a kind of band/chain apparatus containing the above-mentioned general strainer of band/chain, including it is driving wheel, driven
Wheel, synchronous belt/chain and strainer, one or two strainer of synchronous belt/chain inner or outer side installation make tensioning wheel list
To or Bidirectional compacting synchronous belt/chain.Strainer of the invention is applied in band or chain conveying or when transmission device, can band/
Two-way one strainer of installation on the inside of chain can also combine the multiple strainers of installation on the outside of band/chain.It can be according to practical reality
It is flexibly installed with situation.
Preferably, a strainer is mounted on synchronous belt/chain inside and two tensioning wheels are double on the inside of synchronous belt/chain
To compression synchronous belt/chain.When synchronous belt center is away from fixing in the prior art, belt wheel is not allowed easy to install；Center away from it is variable when then can
There is the case where overall precision bad control.Band/chain in this programme determines center away from rear, and band/chain can be compared with theoretical length slightly
Long to be a little easily installed, easily cover on band/sprocket wheel, strainer is placed between two band/sprocket wheels and fixes, rotation
Regulation handle uses torque spanner, that is, adjustable-tightness.When needing replacing band/chain, unclamping ratchet can easily be replaced.
The opposite and prior art, the invention has the following advantages that strainer is easy for installation and adjusts tensioning degree operation
Simply；The installation and replacement of band/chain are simpler after installation strainer；Strainer is applicable in different scenes；Strainer work
When making can even running, long service life.
Detailed description of the invention
Fig. 1 is a kind of stereoscopic schematic diagram (spring is omitted in figure) of general strainer of band/chain of the embodiment of the present invention 1.
Fig. 2 is a kind of stereoscopic schematic diagram of another angle of general strainer of band/chain of the embodiment of the present invention 1.
Fig. 3 is a kind of scheme of installation that a kind of general strainer of band/chain of the present invention is used for band/chain apparatus.
Fig. 4 is another scheme of installation that a kind of general strainer of band/chain of the present invention is used for band/chain apparatus.
Fig. 5 is a kind of schematic diagram (spring is omitted in figure) of general strainer of band/chain of the embodiment of the present invention 2.
In figure: 1, bottom plate；2, tensioning wheel；3, gear；4, rack gear；5, guide rail；6, rotating handle；7, ratchet；8, pawl；9,
Driving wheel；10, driven wheel；11, synchronous belt/chain；12, main scale；13, auxiliary scale；14, spring.
Specific embodiment
In order to make the objectives, technical solutions, and advantages of the present invention clearer, with reference to embodiments, to the present invention
It is further elaborated.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, it is not used to
Limit the present invention.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that term " center ", "upper", "lower", "left", "right", "vertical",
The orientation or positional relationship of the instructions such as "horizontal", "inner", "outside" be based on the orientation or positional relationship shown in the drawings, merely to
Convenient for description the present invention and simplify description, rather than the device or element of indication or suggestion meaning must have a particular orientation,
It is constructed and operated in a specific orientation, therefore is not considered as limiting the invention.In addition, term " first ", " second ",
" third " is used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance.
Embodiment 1
As shown in Fig. 1 to Fig. 2, a kind of general strainer of band/chain, including bottom plate 1, tensioning wheel 2, gear 3, rack gear 4, two
Item parallel guide rail 5 and wheel gear locking device；The lower end surface of the tensioning wheel 2 is parallel with bottom plate 1；The gear 3 and guide rail 5
It is arranged on bottom plate 1 and gear 3 is located among two parallel guide rails 5, one and gear cooperation is respectively set on two guide rails
Rack gear, one end of each rack gear 4 connect a tensioning wheel 2, and rotating handle 6 is also set up on gear 3 for rotate gear 3 makes rack gear
4 slide on sliding rail 5 and two tensioning wheels 2 are driven to move in the opposite direction.
The wheel gear locking device includes ratchet 7, pawl 8 and spring 14, and the ratchet 7 is fixed on gear 3, rotates hand
Handle 6 is arranged on ratchet 7；Pawl 8 is arranged on the bottom plate 1 by gear；14 both ends of spring are separately connected on pawl and bottom plate
Fixed column.Spring is extension spring in the present embodiment, so that its fixed ratchet wheel is reached locking pawl tension by spring elongation power
The purpose of ratchet.The present embodiment spring and its mounting means are only a kind of relatively simple embodiment in the present invention, not to this
Invention defines.Spring can also be mounted between ratchet rotating shaft and pedestal using torsionspring in the present invention, pass through torsion
Power achievees the purpose that fixed pawl and ratchet, spring of the invention can also be mounted on other positions, as long as passing through spring reality
It now locks ratchet and the spring mounting technique of gear belongs among protection scope of the present invention.
The tensioning wheel is one of halo, sprocket wheel, synchronous pulley or a variety of.
The tensioning wheel is fixed on shaft by bearing, and shaft both ends are fixed on the axis of rack gear one end by interference fit
Kong Shang.
As shown in figure 3, contain a kind of band/chain apparatus of strainer of the present invention, including driving wheel, driven wheel, synchronous belt/
Chain and strainer, a strainer is mounted on synchronous belt/chain inside and two tensioning wheels are double on the inside of synchronous belt/chain
To compression synchronous belt/chain.
Embodiment 2
As shown in Figure 5 compared with Example 1, vernier caliper is additionally provided on the strainer of the present embodiment for measuring rack gear
With the distance of tensioning slipping；The main scale 12 of vernier caliper is arranged on bottom plate 1, and auxiliary scale 13 is arranged on rack gear 4.
The strainer of the present embodiment can be used for recording and adjusting tensioning wheel by the position shown on vernier caliper
Tensioning wheel can be adjusted to suitable tension position with reference to vernier caliper in the case where no torque spanner by tension position.
As shown in figure 4, another band/chain apparatus containing strainer of the present invention, including driving wheel, driven wheel, together
Band/chain and strainer are walked, a strainer is mounted on two synchronous belts/middle-of-chain position and two tensioning wheel difference
From two synchronous belt/chains of outer side compression.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of variations, modification, replacement can be carried out to these embodiments without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention is defined by the appended.
Claims (9)
1. a kind of general strainer of band/chain, which is characterized in that parallel led including bottom plate, tensioning wheel, gear, rack gear, two
Rail and wheel gear locking device；The gear is arranged on bottom plate with guide rail and gear is located among two parallel guide rails, and two
The rack gear of one with gear cooperation are respectively set on guide rail, and one end of each rack gear connects a tensioning wheel, also sets up on gear
Rotating handle slides rack gear on the slide rail and two tensioning wheels is driven to move in the opposite direction for rotate gear.
2. a kind of general strainer of band/chain according to claim 1, which is characterized in that the wheel gear locking device packet
Ratchet, pawl and spring are included, the ratchet is fixed on gear, and rotating handle is arranged on ratchet；Pawl is arranged by gear
Bottom plate on；Both ends of the spring is separately connected the fixed column on pawl and bottom plate.
3. a kind of general strainer of band/chain according to claim 1, which is characterized in that the tensioning wheel is halo, chain
One of wheel, synchronous pulley are a variety of.
4. a kind of general strainer of band/chain according to claim 1, which is characterized in that the gear and rack gear are small
The gear and rack gear of modulus.
5. a kind of general strainer of band/chain according to claim 1, which is characterized in that the tensioning wheel passes through bearing
It is fixed on shaft, shaft both ends are fixed on the axis hole of rack gear one end by interference fit.
6. a kind of general strainer of band/chain according to claim 1, which is characterized in that the lower end surface of the tensioning wheel
It is parallel with bottom plate.
7. a kind of general strainer of band/chain according to claim 1, which is characterized in that be additionally provided with trip on strainer
Mark slide calliper rule are used to measure rack gear and be tensioned the distance of slipping；The main scale of vernier caliper is arranged on bottom plate, and auxiliary scale is arranged in tooth
On item.
8. containing a kind of described in any item band/chain apparatus of the general strainer of band/chain of claims 1 to 7, feature exists
In including driving wheel, driven wheel, synchronous belt/chain and strainer install one or two on the inside or outside of synchronous belt/chain
Strainer makes the one-way or bi-directional compression synchronous belt/chain of tensioning wheel.
9. band/chain apparatus according to claim 8, which is characterized in that it is interior that a strainer is mounted on synchronous belt/chain
Side and two tensioning wheels are from Bidirectional compacting synchronous belt/chain on the inside of synchronous belt/chain.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811107154.5A CN109250400A (en) | 2018-09-21 | 2018-09-21 | A kind of band/chain apparatus and the general strainer of band/chain |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811107154.5A CN109250400A (en) | 2018-09-21 | 2018-09-21 | A kind of band/chain apparatus and the general strainer of band/chain |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109250400A true CN109250400A (en) | 2019-01-22 |
Family
ID=65047815
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811107154.5A Pending CN109250400A (en) | 2018-09-21 | 2018-09-21 | A kind of band/chain apparatus and the general strainer of band/chain |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109250400A (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110936239A (en) * | 2019-12-25 | 2020-03-31 | 界首市天瓴建筑工程有限公司 | Pipe fitting grinding device for construction |
| CN112962973A (en) * | 2021-02-08 | 2021-06-15 | 成都大学 | Concrete floating device for civil engineering |
| CN113147937A (en) * | 2021-04-22 | 2021-07-23 | 三一重机有限公司 | Tensioning mechanism and engineering mechanical equipment |
| CN114905555A (en) * | 2022-06-02 | 2022-08-16 | 广东旭东一号生物技术有限公司 | Slicing device for producing traditional Chinese medicine decoction pieces and special distance adjusting assembly thereof |
| CN115231212A (en) * | 2022-08-22 | 2022-10-25 | 立芯科技(昆山)有限公司 | Conveying mechanism and drive belt tensioning device |
| CN117245738A (en) * | 2023-09-15 | 2023-12-19 | 金华锋创科技有限公司 | Tensioning mechanism and chain saw |
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| CN202203967U (en) * | 2011-08-14 | 2012-04-25 | 青岛中策环保设备有限公司 | Manual hydraulic tension device |
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| CN205715565U (en) * | 2016-05-05 | 2016-11-23 | 马鞍山市力翔机械自动化科技有限公司 | A kind of regulating wheel with rack-and-pinion |
| CN207030229U (en) * | 2017-07-21 | 2018-02-23 | 福建达利食品科技有限公司 | A kind of quick Elastic leather belt mechanism of concertina type |
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- 2018-09-21 CN CN201811107154.5A patent/CN109250400A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN202203967U (en) * | 2011-08-14 | 2012-04-25 | 青岛中策环保设备有限公司 | Manual hydraulic tension device |
| CN203781214U (en) * | 2014-04-10 | 2014-08-20 | 青岛小川环保设备有限公司 | Transmission chain adjusting device |
| RU2564937C1 (en) * | 2014-08-07 | 2015-10-10 | Федеральное государственное бюджетное образовательное учреждение высшего профессионального образования Воронежский государственный университет инженерных технологий (ФГБОУ ВПО ВГУИТ) | Tension device of belt conveyor |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110936239A (en) * | 2019-12-25 | 2020-03-31 | 界首市天瓴建筑工程有限公司 | Pipe fitting grinding device for construction |
| CN112962973A (en) * | 2021-02-08 | 2021-06-15 | 成都大学 | Concrete floating device for civil engineering |
| CN113147937A (en) * | 2021-04-22 | 2021-07-23 | 三一重机有限公司 | Tensioning mechanism and engineering mechanical equipment |
| CN114905555A (en) * | 2022-06-02 | 2022-08-16 | 广东旭东一号生物技术有限公司 | Slicing device for producing traditional Chinese medicine decoction pieces and special distance adjusting assembly thereof |
| CN115231212A (en) * | 2022-08-22 | 2022-10-25 | 立芯科技(昆山)有限公司 | Conveying mechanism and drive belt tensioning device |
| CN115231212B (en) * | 2022-08-22 | 2023-11-03 | 立芯科技(昆山)有限公司 | Conveying mechanism and driving belt tensioning device |
| CN117245738A (en) * | 2023-09-15 | 2023-12-19 | 金华锋创科技有限公司 | Tensioning mechanism and chain saw |
| CN117245738B (en) * | 2023-09-15 | 2024-04-19 | 金华锋创科技有限公司 | Tensioning mechanism and chain saw |
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| PB01 | Publication | ||
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| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190122 |
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| RJ01 | Rejection of invention patent application after publication |