CN202670629U - Adhesive tape type chain plate scale conveyer belt tensioning device - Google Patents
Adhesive tape type chain plate scale conveyer belt tensioning device Download PDFInfo
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- CN202670629U CN202670629U CN 201220192767 CN201220192767U CN202670629U CN 202670629 U CN202670629 U CN 202670629U CN 201220192767 CN201220192767 CN 201220192767 CN 201220192767 U CN201220192767 U CN 201220192767U CN 202670629 U CN202670629 U CN 202670629U
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- worm
- adhesive tape
- chain plate
- tape type
- type chain
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Abstract
The utility model belongs to the field of industrial weighting equipment capable of dynamically weighting solid scattered materials and discloses an adhesive tape type chain plate scale conveyer belt tensioning device which comprises a machine frame, a screw nut mechanism fixed on the machine frame and a tensioning slide block. A slide groove matched with the tensioning slide block is positioned on the machine frame, a nut of the screw net mechanism is fixed on the tensioning slide block, and a screw of the screw nut mechanism penetrates through two holes arranged on the left and right of the machine frame in horizontal axis. The adhesive tape type chain plate scale conveyer belt tensioning device is characterized by further comprising a worm and worm gear mechanism connected with the screw nut mechanism. Due to combination of the worm and worm gear mechanism and the screw nut mechanism, the adhesive tape type chain plate scale conveyer belt tensioning device achieve the effect of slowing down and reinforcing, can tension the conveyer belt or correct deviation of the conveyer belt, greatly reduces labor intensity of in-site workers, improves adjusting effects of the conveyer belt, and improves metering accuracy of equipment and production efficiency.
Description
Technical field
The utility model belongs to the Industrial Weighing equipment technical field of Dynamic Weighting bulk materials, relates in particular to a kind of adhesive tape type Chain plate scales belt conveyor tightening device.
Background technology
Existing belt conveyor tightening device as shown in Figure 1, owing to having installed carrier bar additional on the belt conveyor, so that the belt conveyor deadweight increases the weight of, rigidity is strengthened, drive nut promotion tensioning slide block tensioning belt conveyor by rotary screw, need a very large moment of rotation, often need to adopt the boosting-rod ability rotary screw about 1m in the practical operation, labour intensity is very large, has also greatly increased the required width spaces of Chain plate scales integral installation; The belt conveyor sideslip that simultaneously (material unbalance loading, temperature traverse, belt conveyor are aging etc.) causes because working conditions change in the deviation of the whole accuracy of manufacture of Chain plate scales and the real-world operation, also must adjust by stretching device, because the mobile accuracy of tensioning slide block is not high, causing like this field worker to adjust the belt conveyor sideslip wastes time and energy, and has a strong impact on measuring accuracy and the service life of equipment.
The utility model content
The width spaces that the labour intensity that exists for adhesive tape type Chain plate scales belt conveyor tightening device in the prior art is large, the integral installation of waste Chain plate scales is required, affect the problems such as service life of measuring accuracy and equipment, the utility model provide a kind of laborsaving, reduce field worker labour intensity, improve tensioning slide block mobile accuracy, can effectively reduce simultaneously the Chain plate scales integral installation width spaces, finally effectively improve the device in adhesive tape type Chain plate scales measuring accuracy and service life, thereby the adhesive tape type Chain plate scales belt conveyor tightening device that reduces production costs.
The utility model is to realize like this, a kind of adhesive tape type Chain plate scales belt conveyor tightening device, comprise frame, be fixed on bolt and nut mechanism and tensioning slide block on the described frame, on described frame, be provided with the sliding tray that matches with described tensioning slide block, nut in the wherein said bolt and nut mechanism is fixed on the described tensioning slide block, screw rod in this bolt and nut mechanism is through being arranged on about described frame in two holes that are horizontal axis, also is provided with the worm and worm gear that is connected with described bolt and nut mechanism.
Preferably, described worm and worm gear is fixed on the described frame by the worm screw stay bearing plate, be respectively equipped with a bearing on described frame and the described worm screw stay bearing plate, the worm screw in this worm and worm gear is in two described bearings, and this worm screw end also is provided with a spanner.
Preferably, described bearing is graphite oilless sintered-metal bearing.
Preferably, the worm gear in the described worm and worm gear is fixedly connected on the described screw rod by pin.
Preferably, the worm axis in the described worm and worm gear and described screw axis are 90 °.
Preferably, described worm screw stay bearing plate cross section is the bow glyph shape.
Preferably, described worm screw stay bearing plate is captiveed joint by screw with described frame.
Technique effect of the present utility model: the mode that in adhesive tape type Chain plate scales belt conveyor tightening device, adopts worm and worm gear and bolt and nut mechanism to combine, worm and worm gear adopts larger transmitting ratio, reach the effect of deceleration force amplifier, by worm gear moment of rotation is passed to screw rod, bolt and nut mechanism is converted to linear thrust with moment of rotation, move drive tensioning slide block traveling priority by nut, tensioning belt conveyor or correction belt conveyor sideslip, greatly alleviated the labour intensity of field worker, improve belt conveyor and adjusted effect, raising equipment measuring accuracy and production efficiency, prolonged the plant maintenance cycle, whole device operates very light, and has saved the width spaces of Chain plate scales integral installation.
Description of drawings
Fig. 1 is prior art adhesive tape type Chain plate scales belt conveyor tightening device master TV structure schematic diagram;
Fig. 2 is prior art adhesive tape type Chain plate scales belt conveyor tightening device A-A cutaway view;
Fig. 3 is the utility model embodiment adhesive tape type Chain plate scales belt conveyor tightening device master TV structure schematic diagram;
Fig. 4 is the utility model embodiment adhesive tape type Chain plate scales belt conveyor tightening device A-A cutaway view;
Fig. 5 is the utility model embodiment adhesive tape type Chain plate scales belt conveyor tightening device B-B cutaway view.
Below in conjunction with above-mentioned drawings and Examples, the utility model is described in further detail.
The specific embodiment
In order to make the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein only in order to explaining the utility model, and be not used in restriction the utility model.
Below in conjunction with above-mentioned drawings and Examples, the utility model is described in further detail.
Fig. 1～Fig. 2 is prior art adhesive tape type Chain plate scales belt conveyor tightening device, comprise frame 1, be fixed on bolt and nut mechanism 3 and tensioning slide block 2 on the described frame 1, be provided with the sliding tray 11 that matches and slide with described tensioning slide block 2 in described frame 1, wherein the nut 32 in the bolt and nut mechanism 3 is fixed on the described tensioning slide block 2 by socket head cap screw 10, screw rod 31 in the bolt and nut mechanism 3 is through about 1 two of described frames in the hole of horizontal axis to join with described frame 1 pine and is connected, by pulling the boosting-rod 12 of screw rod 31 right ends, driving screw rod 31 rotates, the nut 32 that rotarily drives of screw rod 31 rotates, thereby drive tensioning slide block 2 and slide whole device tensioning belt conveyor work in described sliding tray 11 interior front and back.Boosting-rod 12 length reach more than the 1m in this kind mechanism, and the width spaces that therefore needs strengthens, wasting space very, and increased labour intensity; Only depend on bolt and nut mechanism 3 easily to cause again the belt conveyor sideslip, and whole device can not guarantee measuring accuracy, maintenance intervals is also very short, can not adapt to the needs of prior art far away.
The utility model embodiment such as Fig. 3 are to shown in Figure 5:
The utility model adhesive tape type Chain plate scales belt conveyor tightening device on the basis of existing technology, increased worm and worm gear 4 in bolt and nut mechanism 3, the mode that the present embodiment adopts worm and worm gear 4 to combine with bolt and nut mechanism 3, both guaranteed measuring accuracy, worm and worm gear 4 deceleration force amplifiers, by worm gear 42 moment of rotation is passed to screw rod 31, bolt and nut mechanism 3 is converted to linear thrust with moment of rotation, move drive tensioning slide block 2 traveling priorities by nut 32, tensioning belt conveyor or correction belt conveyor sideslip, greatly alleviated the labour intensity of field worker, improve belt conveyor and adjusted effect, raising equipment measuring accuracy has prolonged the plant maintenance cycle.
The utility model adhesive tape type Chain plate scales belt conveyor tightening device is to realize like this, described worm and worm gear 4 is fixed on the described frame 1 by worm screw stay bearing plate 5, be respectively equipped with a bearing 7 on described frame 1 and the described worm screw stay bearing plate 5, worm screw 41 in this worm and worm gear 4 is in two described bearings 7, and these worm screw 31 ends also are provided with a spanner 8.Worm screw stay bearing plate 5 is captiveed joint with described frame 1 described worm and worm gear 4 by 4 socket head cap screws 9, whole device simplicity of design is compact, it is light that worm and worm gear 4 connects running by bearing 7, adopt spanner 8 structure operations convenient, the favourable straight-line motion that rotatablely moving of worm and worm gear 4 is changed into bolt and nut mechanism 3, deceleration force amplifier.In the present embodiment, adopt the spanner mode, also can adopt other mode to come carry-over moment, be not repeated herein.
Particularly, the worm gear 42 in the described worm and worm gear 4 is fixedly connected on the described screw rod 31 by straight pin 6.Be conducive to from left to right the moment of worm and worm gear 4 is passed to bolt and nut mechanism 3, structure design is simple, and is easy for installation; Described worm screw 41 axis and described screw rod 31 axis are 90 °.Be conducive to carry-over moment, and easily correct the belt conveyor sideslip.
Particularly, described worm screw stay bearing plate 5 is the bow glyph shape, captives joint by 4 socket head cap screws with described frame 2.The structure that employing bow font is fit to this device frame connects, and advantages of simple is set, and is simple by the socket head cap screw connection mode, saves the space, and easy installing/dismounting.Except the present embodiment, also can adopt other connection mode, such as modes such as welding, pins, but dismounting inconvenience does not repeat them here.
Particularly, described bearing 7 is graphite oilless sintered-metal bearing.Adopt the graphite oilless sintered-metal bearing cost low, can absorbing, noise is little, doing than the farm labourer in the time without apply lubrication oil, be specially adapted to be difficult for lubricated or do not allow the dirty working environment of oil.The graphite oilless sintered-metal bearing size is little, the very suitable narrow and small installing space of this device.
Extremely shown in Figure 5 such as Fig. 3, when the present embodiment is installed, at first, tensioning slide block 2 is put into the chute 11 that frame 1 matches, screw rod 31 is put into the unthreaded hole that matches with frame 1, nut 32 is connected with screw rod 31, nut 32 is placed on the position of frame shown in Figure 31 leftmost side, by two socket head cap screws, 10 coupling nuts 32 and tensioning slide block 2, worm gear 42 is connected by straight pin 6 with screw rod 31, screw in worm screw 41, worm screw 41 is connected with frame 1 with worm screw stay bearing plate 5 by two graphite oilless sintered-metal bearings 7, by four socket head cap screws 9 worm screw stay bearing plate 5 is fixed on the frame 1.
In the equipment assembling, when belt conveyor is installed with the belt conveyor tensioning and in the equipment real work because working conditions change when causing the belt conveyor sideslip, by conventional spanner 8 light rotary worms 41, worm and worm gear 4 deceleration force amplifiers, by worm gear 42 moment of rotation is passed to screw rod 31, bolt and nut mechanism 3 is converted to linear thrust with moment of rotation, move drive tensioning slide block 2 traveling priorities by nut 32, tensioning belt conveyor or correction belt conveyor sideslip, greatly alleviated the labour intensity of field worker, improve belt conveyor and adjusted effect, improved the equipment measuring accuracy, prolonged the plant maintenance cycle.
The above only is preferred embodiment of the present utility model; not in order to limit the utility model; for example, all any modifications of within spirit of the present utility model and principle, doing, be equal to and replace and improvement etc., all should be included within the protection domain of the present utility model.
Claims (7)
1. adhesive tape type Chain plate scales belt conveyor tightening device, comprise frame, be fixed on bolt and nut mechanism and tensioning slide block on the described frame, on described frame, be provided with the sliding tray that matches with described tensioning slide block, nut in the wherein said bolt and nut mechanism is fixed on the described tensioning slide block, screw rod in this bolt and nut mechanism is characterized in that through being arranged on about described frame in two holes that are horizontal axis: also be provided with the worm and worm gear that is connected with described bolt and nut mechanism.
2. adhesive tape type Chain plate scales belt conveyor tightening device according to claim 1, it is characterized in that: described worm and worm gear is fixed on the described frame by the worm screw stay bearing plate, be respectively equipped with a bearing on described frame and the described worm screw stay bearing plate, worm screw in this worm and worm gear is in two described bearings, and this worm screw end also is provided with a spanner.
3. adhesive tape type Chain plate scales belt conveyor tightening device according to claim 2, it is characterized in that: described bearing is graphite oilless sintered-metal bearing.
4. according to claim 1 or 2 described adhesive tape type Chain plate scales belt conveyor tightening devices, it is characterized in that: the worm gear in the described worm and worm gear is fixedly connected on the described screw rod by pin.
5. adhesive tape type Chain plate scales belt conveyor tightening device according to claim 1, it is characterized in that: the worm axis in the described worm and worm gear and described screw axis are 90 °.
6. adhesive tape type Chain plate scales belt conveyor tightening device according to claim 2, it is characterized in that: described worm screw stay bearing plate cross section is the bow glyph shape.
7. adhesive tape type Chain plate scales belt conveyor tightening device according to claim 2, it is characterized in that: described worm screw stay bearing plate is captiveed joint by screw with described frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220192767 CN202670629U (en) | 2012-04-28 | 2012-04-28 | Adhesive tape type chain plate scale conveyer belt tensioning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220192767 CN202670629U (en) | 2012-04-28 | 2012-04-28 | Adhesive tape type chain plate scale conveyer belt tensioning device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202670629U true CN202670629U (en) | 2013-01-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220192767 Expired - Fee Related CN202670629U (en) | 2012-04-28 | 2012-04-28 | Adhesive tape type chain plate scale conveyer belt tensioning device |
Country Status (1)
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| CN (1) | CN202670629U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109702138A (en) * | 2019-02-26 | 2019-05-03 | 湖州求精汽车链传动有限公司 | A kind of double strand chain prestretching tears regulating device open |
-
2012
- 2012-04-28 CN CN 201220192767 patent/CN202670629U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109702138A (en) * | 2019-02-26 | 2019-05-03 | 湖州求精汽车链传动有限公司 | A kind of double strand chain prestretching tears regulating device open |
| CN109702138B (en) * | 2019-02-26 | 2024-03-19 | 湖州求精汽车链传动有限公司 | Double-row chain pre-tensioning and knot removing device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130116 Termination date: 20170428 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |