CN104401660A - Transmission belt pre-tensioning device - Google Patents
Transmission belt pre-tensioning device Download PDFInfo
- Publication number
- CN104401660A CN104401660A CN201410470422.5A CN201410470422A CN104401660A CN 104401660 A CN104401660 A CN 104401660A CN 201410470422 A CN201410470422 A CN 201410470422A CN 104401660 A CN104401660 A CN 104401660A
- Authority
- CN
- China
- Prior art keywords
- slide block
- transport tape
- connecting element
- tightening apparatus
- tape pre
- 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
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- 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)
- Details Of Spanners, Wrenches, And Screw Drivers And Accessories (AREA)
Abstract
The invention discloses a transmission belt pre-tensioning device. The device comprises a tensioning wheel, a fixed part, a sliding block and a thread adjusting part; the thread adjusting part is in threaded connection to the fixed part and is used for driving the tensioning wheel to move in the direction close to or away from a transmission belt; a sliding groove is formed in one of the fixed part and the sliding block, and a guide rail contained in the sliding groove is arranged on the other of the fixed part and the sliding block; the direction of the axis of the thread adjusting part is the same as the extending direction of the sliding groove; and an acute angle is formed between the motion direction of the thread adjusting part and the motion direction of the tensioning wheel. On the basis of the principle that the bevel side of a triangle is longer than the right-angle side, when the thread adjusting part drives the sliding block to move, and further drives the tensioning wheel to move, the moving distance of the thread adjusting part is larger than the moving distance of the tensioning wheel in the unit time. With respect to the condition that in the prior art, the moving distance of a screw is the moving direction of the tensioning wheel, the transmission belt pre-tensioning device achieves tiny adjustment of the tensioning wheel, and the pre-tensioning precision of the transmission belt is improved.
Description
Technical field
The present invention relates to pretensioner systems technical field, particularly a kind of transport tape pre-tightening apparatus.
Background technology
Tape handler transports material or transferring power by the transport tape be set on driving pulley and driven pulley, width between centers between traditional driving pulley and driven pulley and the length of transport tape are fixed value, root difference needs, the predetermincd tension of transport tape is different, now needs the predetermincd tension by transport tape pre-tightening apparatus accommodation zone transmission device.
Traditional transport tape pre-tightening apparatus regulates mainly through U-shaped through hole and screw supports adjustment, namely U-shaped through hole regulative mode is adopted, that tension wheel bolster is fixed on U-shaped long tapping, moved in U-shaped hole by adjustment tension wheel, realize the adjustment of tension wheel, wherein, the sense of motion of screw is identical with the sense of motion of tension wheel.
But, for screw jacking mechanism shaping modes, it is the supporting member making tension wheel with screw, tension wheel tension effects is realized by the length of governing screw, the stability of the adjustment of this screw jacking mechanism and precision depend on the diameter of screw and the pitch of screw, screw turns a circle and tensile force can be caused to alter a great deal, and makes the pretension precision of transport tape lower.
Therefore, how improving the pretension precision of transport tape, is those skilled in the art's technical matterss urgently to be resolved hurrily.
Summary of the invention
The object of this invention is to provide a kind of transport tape pre-tightening apparatus, this transport tape pre-tightening apparatus can improve the pretension precision of transport tape.
For achieving the above object, the invention provides a kind of transport tape pre-tightening apparatus, comprise tension wheel, connecting element, slide block and to be threaded on described connecting element and for drive described tension wheel near or away from the screw adjustments of described transport tape direction motion, on described connecting element and described slide block, one is provided with chute, another one is provided with the guide rail be placed in described chute, the axis of described screw adjustments is identical with the bearing of trend of described chute, and the sense of motion of described screw adjustments and the angle of described tension wheel sense of motion are acute angle.
Preferably, described chute is by the T-slot of bottom to open end convergent.
Preferably, described connecting element is wedge, and the face that described connecting element is fitted with described slide block is inclined-plane.
Preferably, the slide block locating part be arranged on described screw adjustments opposite side on described connecting element is also comprised.
Preferably, described slide block locating part and described connecting element removably connect, and described connecting element end is provided with the slide block position-limited trough of accommodating described slide block locating part.
Preferably, also comprise the elastic spacing one that two ends can abut with described slide block locating part and described slide block respectively, described elastic spacing one and described screw adjustments abut with described slide block opposite end respectively.
Preferably, described elastic spacing one is spring.
Preferably, described screw adjustments is bolt.
Preferably, described bolt is socket bolt.
Preferably, described slide block comprises the installation portion that is connected with described connecting element and is arranged on described installation portion two ends respectively and for installing and the limiting section of spacing described tension wheel.
In technique scheme, transport tape pre-tightening apparatus provided by the invention comprise tension wheel, connecting element, slide block and to be threaded on connecting element and for drive tension wheel near and away from the screw adjustments of transport tape direction motion, connecting element is provided with chute with slide block one, another one is provided with the guide rail be placed in chute, the axis of screw adjustments is identical with the bearing of trend of chute, and the sense of motion of screw adjustments and the angle of tension wheel sense of motion are acute angle.When needs use transport tape pre-tightening apparatus, first transport tape pre-tightening apparatus is arranged on desired location locking, then slide on connecting element by turning screw adjustments band movable slider, then slide block drives tension wheel to move, until the predetermincd tension that tension wheel makes transport tape reach suitable near transport tape direction.
Known by foregoing description, in transport tape pre-tightening apparatus provided by the invention, be greater than square edge principle according to hypotenuse, screw adjustments band movable slider moves, and then when driving tension wheel to move, within the unit time, the distance of screw adjustments movement is greater than the distance of tension wheel movement.Relative in above-mentioned background technology, the distance of screw movement is the situation of the distance of tension wheel movement, and the transport tape pre-tightening apparatus that the application provides achieves the minor adjustments of tension wheel, and then improves the pretension precision of transport tape.
Accompanying drawing explanation
Fig. 1 is in the structural representation of off working state for transport tape pre-tightening apparatus that the embodiment of the present invention provides;
The structural representation that the transport tape pre-tightening apparatus that Fig. 2 provides for the embodiment of the present invention is in running order;
The structural representation of the transport tape pre-tightening apparatus that Fig. 3 provides for the embodiment of the present invention;
The structural representation of the slide block that Fig. 4 provides for the embodiment of the present invention and tension wheel;
The structural representation of the connecting element that Fig. 5 provides for the embodiment of the present invention.
Wherein in Fig. 1-5: 1-connecting element, 2-slide block, 3-tension wheel, 4-screw adjustments, 5-guide rail, 6-chute, 7-transport tape, 8-driving pulley, 9-driven pulley.
Detailed description of the invention
Core of the present invention is to provide a kind of transport tape pre-tightening apparatus, and this transport tape pre-tightening apparatus can improve the pretension precision of transport tape.
In order to make those skilled in the art understand technical scheme of the present invention better, below in conjunction with drawings and embodiments, the present invention is described in further detail.
Please refer to Fig. 1 to Fig. 5, in a kind of detailed description of the invention, transport tape pre-tightening apparatus provided by the invention comprise tension wheel 3, connecting element 1, slide block 2 and to be threaded on connecting element 1 and for drive tension wheel 3 near or away from the screw adjustments 4 of transport tape 7 direction motion.Wherein transmission device comprises driving pulley 9 and driven pulley 8, and wherein transport tape 7 is set on driving pulley 8 and driven pulley 9.Concrete, connecting element 1 can be arranged on the base of belt transmission device as the permanent seat of transport tape pre-tightening apparatus.Connecting element 1 and slide block 2 one are provided with chute 6, and another one is provided with the guide rail 5 be placed in chute 6, and the axis of screw adjustments 4 is identical with the bearing of trend of chute 6, and the sense of motion of screw adjustments 4 and the angle of tension wheel 3 sense of motion are acute angle.Concrete, screw adjustments 4 can by the independent processing and manufacturing of staff, and in order to reduce the labour intensity of staff, the application is preferred, and screw adjustments 4 is bolt, taken up space to reduce bolt, and the application is preferred, and bolt is socket bolt.Transport tape pre-tightening apparatus provided by the invention is applicable to belt-driving, chain gear, in the driving device of the mechanisms such as steel wire drive.
When needs use transport tape pre-tightening apparatus, first transport tape pre-tightening apparatus is arranged on desired location locking, then movable slider 2 is with to move on connecting element 1 by turning screw adjustments 4, then slide block 2 drives tension wheel 3 to move, until the predetermincd tension that tension wheel 3 makes transport tape 7 reach suitable near transport tape 7 direction.
Known by foregoing description, in the transport tape pre-tightening apparatus that the specific embodiment of the invention provides, square edge principle is greater than according to hypotenuse, screw adjustments 4 is with movable slider 2 to move, and then when driving tension wheel 3 to move, within the unit time, the distance of screw adjustments 4 movement is greater than the distance of tension wheel 3 movement.Using screw adjustments 4 as the device regulating tension wheel 3 degree of tightness and slide block 2, because the axis of screw adjustments 4 is parallel with the bearing of trend of chute 6, and the direction shape stressed with transport tape 7 has a certain degree, the pitch of the certain scaling of screw adjustments 4 adjustable range, thus ensure that high degree of regulation.Relative in above-mentioned background technology, the distance of screw movement is the situation of the distance of tension wheel 3 movement, and the transport tape pre-tightening apparatus that the application provides achieves the minor adjustments of tension wheel 3, and then improves the pretension precision of transport tape 7.
Further, chute 6 is by the T-slot of bottom to open end convergent, keeps belt can have suitable tensile force in transmission process, thus avoids Timing Belt to occur to jump tooth, take off tooth and haul out.
In order to regulate tension wheel 3 in time further, the application is preferred, and connecting element 1 is wedge, and the face that connecting element 1 is fitted with slide block 2 is inclined-plane, concrete, and preferred slide block 2 is T-shaped slide block.Simultaneously for space and the force request of different transmission device, by calculating the bevel angle of the suitable T-slot of customization, thus better adapt to tension wheel 3.And make adjustment moving direction and transport tape 7 Impact direction shape have a certain degree, make adjustable range and tension wheel 3 Impact direction move and form certain scaling, make adjusting tensioning force of belt precision higher, setting range is wider.
Further, this transport tape pre-tightening apparatus also comprises the slide block locating part be arranged on screw adjustments 4 opposite side on connecting element 1.Concrete, slide block locating part can be fixed on connecting element 1 by the mode such as welding, bonding.By arranging slide block locating part, when avoiding staff excessively to turn screw adjustments 4, slide block 2 is by the situation of other end landing on connecting element 1.
For the ease of staff's dismounting slide block 2, the application is preferred, and slide block locating part and connecting element 1 removably connect, and connecting element 1 end is provided with the slide block position-limited trough of accommodating slide block locating part.When transport tape pre-tightening apparatus in the course of the work, slide block locating part is arranged in slide block position-limited trough; When needs dismounting slide block 2, slide block locating part takes out by slide block position-limited trough by staff, i.e. dismantled and assembled slide block 2.
Preferably, this transport tape pre-tightening apparatus also comprises the elastic spacing one that two ends can abut with slide block locating part and slide block respectively, concrete, elastic spacing one and described screw adjustments 4 abut with slide block 2 opposite end respectively, and elastic spacing one is specifically as follows bellows.In order to reduce the manufacturing cost of elastic spacing one, the application is preferred, and elastic spacing one is spring.By arranging elastic spacing one, avoid transport tape pre-tightening apparatus in the course of the work slide block 2 drive tension wheel 3 to the situation away from screw adjustments 4 direction movement, further increase the degree of regulation of transport tape pretension.
On the basis of above-mentioned each scheme, the application is preferred, and slide block 2 comprises the installation portion that is connected with connecting element 1 and is arranged on installation portion two ends respectively and for installing and the limiting section of spacing tension wheel 3, tension wheel 3 two ends are arranged on the limiting section of correspondence respectively.Use slide block 2 as guiding and force structure, realize with tension wheel about 3 two faces stressed, whole belt pre-tightening apparatus working stability is improved.
In this specification sheets, each embodiment adopts the mode of going forward one by one to describe, and what each embodiment stressed is the difference with other embodiments, between each embodiment identical similar portion mutually see.
To the above-mentioned explanation of the disclosed embodiments, professional and technical personnel in the field are realized or uses the present invention.To be apparent for those skilled in the art to the multiple amendment of these embodiments, General Principle as defined herein can without departing from the spirit or scope of the present invention, realize in other embodiments.Therefore, the present invention can not be restricted to these embodiments shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (10)
1. a transport tape pre-tightening apparatus, it is characterized in that, comprise tension wheel (3), connecting element (1), slide block (2) and be threaded in described connecting element (1) upper and for drive described tension wheel (3) near or away from the screw adjustments (4) of described transport tape (7) direction motion, described connecting element (1) and described slide block (2) one are provided with chute (6), another one is provided with the guide rail (5) be placed in described chute (6), the axis of described screw adjustments (4) is identical with the bearing of trend of described chute (6), the sense of motion of described screw adjustments (4) and the angle of described tension wheel (3) sense of motion are acute angle.
2. transport tape pre-tightening apparatus according to claim 1, is characterized in that, described chute (6) is by the T-slot of bottom to open end convergent.
3. transport tape pre-tightening apparatus according to claim 1, is characterized in that, described connecting element (1) is wedge, and the upper face of fitting with described slide block (2) of described connecting element (1) is inclined-plane.
4. transport tape pre-tightening apparatus according to claim 1, is characterized in that, also comprises the slide block locating part be arranged on described screw adjustments (4) opposite side on described connecting element (1).
5. transport tape pre-tightening apparatus according to claim 4, is characterized in that, described slide block locating part and described connecting element (1) removably connect, and described connecting element (1) end is provided with the slide block position-limited trough of accommodating described slide block locating part.
6. transport tape pre-tightening apparatus according to claim 4, it is characterized in that, also comprise the elastic spacing one that two ends can abut with described slide block locating part and described slide block (2) respectively, described elastic spacing one and described screw adjustments (4) abut with described slide block (2) opposite end respectively.
7. transport tape pre-tightening apparatus according to claim 6, is characterized in that, described elastic spacing one is spring.
8. transport tape pre-tightening apparatus according to claim 1, is characterized in that, described screw adjustments (4) is bolt.
9. transport tape pre-tightening apparatus according to claim 8, is characterized in that, described bolt is socket bolt.
10. the transport tape pre-tightening apparatus according to any one of claim 1-9, it is characterized in that, described slide block (2) comprises the installation portion that is connected with described connecting element (1) and is arranged on described installation portion two ends respectively and for installing and the limiting section of spacing described tension wheel (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410470422.5A CN104401660B (en) | 2014-09-15 | 2014-09-15 | Transmission belt pre-tightening apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410470422.5A CN104401660B (en) | 2014-09-15 | 2014-09-15 | Transmission belt pre-tightening apparatus |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104401660A true CN104401660A (en) | 2015-03-11 |
| CN104401660B CN104401660B (en) | 2017-11-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410470422.5A Active CN104401660B (en) | 2014-09-15 | 2014-09-15 | Transmission belt pre-tightening apparatus |
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Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106050825A (en) * | 2016-06-16 | 2016-10-26 | 哈尔滨理工大学 | Effective load fast connection support |
| CN107351388A (en) * | 2017-07-19 | 2017-11-17 | 广西数仿科技有限公司 | A kind of 3D printer timing belt clamping system |
| CN107434139A (en) * | 2017-09-12 | 2017-12-05 | 浙江理工大学 | A kind of adjustable tensioning mechanism of conveying device |
| CN107598118A (en) * | 2017-09-14 | 2018-01-19 | 浙江宏日自动化科技有限公司 | Tear material machine open |
| CN108687951A (en) * | 2018-04-27 | 2018-10-23 | 天津银龙预应力材料股份有限公司 | A kind of locking equipment and in groups sleeper tensioning locking equipment |
| CN109530257A (en) * | 2018-11-06 | 2019-03-29 | 迪瑞医疗科技股份有限公司 | A kind of sample container transmitting device and its method |
| CN110550414A (en) * | 2019-10-10 | 2019-12-10 | 常熟常江生物技术有限公司 | Test cup advances a glass module |
| CN110822038A (en) * | 2019-11-19 | 2020-02-21 | 常州脉康仪医疗机器人有限公司 | Pre-tightening device for wheel transmission |
| CN112058419A (en) * | 2020-09-17 | 2020-12-11 | 江苏东南植保有限公司 | Conveying and cutting mechanism for pesticide processing production |
| CN112320313A (en) * | 2020-11-09 | 2021-02-05 | 博众精工科技股份有限公司 | Double-station cross feeding mechanism and feeding robot |
| CN113531067A (en) * | 2021-06-18 | 2021-10-22 | 深圳市优必选科技股份有限公司 | Driving mechanism, chassis and robot |
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| CN2692411Y (en) * | 2004-04-23 | 2005-04-13 | 哈尔滨工业大学 | Rotary mechanical bearing height mark controllable regulating device |
| CN201415863Y (en) * | 2009-05-27 | 2010-03-03 | 大连世达重工有限公司 | Chain conveyer tail automatic tensioning device |
| CN102295141A (en) * | 2011-05-31 | 2011-12-28 | 成都大宏立机器制造有限公司 | tension device of belt conveyor |
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Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106050825B (en) * | 2016-06-16 | 2018-01-19 | 哈尔滨理工大学 | The quick connects bearing of payload |
| CN106050825A (en) * | 2016-06-16 | 2016-10-26 | 哈尔滨理工大学 | Effective load fast connection support |
| CN107351388A (en) * | 2017-07-19 | 2017-11-17 | 广西数仿科技有限公司 | A kind of 3D printer timing belt clamping system |
| CN107434139B (en) * | 2017-09-12 | 2023-02-28 | 浙江理工大学 | Adjustable tensioning mechanism of conveying device |
| CN107434139A (en) * | 2017-09-12 | 2017-12-05 | 浙江理工大学 | A kind of adjustable tensioning mechanism of conveying device |
| CN107598118A (en) * | 2017-09-14 | 2018-01-19 | 浙江宏日自动化科技有限公司 | Tear material machine open |
| CN108687951A (en) * | 2018-04-27 | 2018-10-23 | 天津银龙预应力材料股份有限公司 | A kind of locking equipment and in groups sleeper tensioning locking equipment |
| CN109530257A (en) * | 2018-11-06 | 2019-03-29 | 迪瑞医疗科技股份有限公司 | A kind of sample container transmitting device and its method |
| CN109530257B (en) * | 2018-11-06 | 2021-07-09 | 迪瑞医疗科技股份有限公司 | Sample container transmission device and method thereof |
| CN110550414A (en) * | 2019-10-10 | 2019-12-10 | 常熟常江生物技术有限公司 | Test cup advances a glass module |
| CN110822038A (en) * | 2019-11-19 | 2020-02-21 | 常州脉康仪医疗机器人有限公司 | Pre-tightening device for wheel transmission |
| CN112058419A (en) * | 2020-09-17 | 2020-12-11 | 江苏东南植保有限公司 | Conveying and cutting mechanism for pesticide processing production |
| CN112320313A (en) * | 2020-11-09 | 2021-02-05 | 博众精工科技股份有限公司 | Double-station cross feeding mechanism and feeding robot |
| CN113531067A (en) * | 2021-06-18 | 2021-10-22 | 深圳市优必选科技股份有限公司 | Driving mechanism, chassis and robot |
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| CN104401660B (en) | 2017-11-14 |
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