CN111377195B - Belt conveyor with height-adjustable roller and installation method thereof - Google Patents
Belt conveyor with height-adjustable roller and installation method thereof Download PDFInfo
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- CN111377195B CN111377195B CN202010162359.4A CN202010162359A CN111377195B CN 111377195 B CN111377195 B CN 111377195B CN 202010162359 A CN202010162359 A CN 202010162359A CN 111377195 B CN111377195 B CN 111377195B
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- frame
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- hole
- eccentric bearing
- bearing sleeve
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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
- B65G23/02—Belt- or chain-engaging elements
- B65G23/04—Drums, rollers, or wheels
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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
- B65G41/00—Supporting frames or bases for conveyors as a whole, e.g. transportable conveyor frames
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Rollers For Roller Conveyors For Transfer (AREA)
- Drives For Endless Conveyors (AREA)
Abstract
The invention discloses a belt conveyor with an adjustable roller height, which comprises a frame, wherein an upper carrier roller and a lower carrier roller are respectively arranged at the top and the bottom of the frame, transmission mechanisms are respectively arranged at two ends of the frame, a pre-tightening mechanism is arranged at the bottom of the frame, and the upper carrier roller, the lower carrier roller, the pre-tightening mechanism and the transmission mechanisms are sleeved with the same belt; one of the driving rollers of the driving mechanism is connected with the motor. The invention also provides a method for installing the belt conveyor with the roller height adjustable. The invention solves the problems of high repair rate and short service life caused by serious abrasion of the upper surface of the frame and the belt in the prior art.
Description
Technical Field
The invention belongs to the technical field of transportation equipment, relates to a belt conveyor with an adjustable roller height, and particularly relates to an installation method of the equipment.
Background
The belt conveyor is a machine which is driven by friction and is transported in a continuous mode, and is auxiliary equipment in the production of steel rolling engineering strips, and whether the belt conveyor can work normally or not directly influences the operation of the whole system. Mainly comprises a frame, a support, a belt, rollers, a tensioning device, a transmission device and the like, and the rollers at two ends and a closed conveyer belt tightly sleeved on the rollers. The belt is dragged by virtue of the friction force between the driving roller and the conveyor belt, the other end roller changes the movement direction of the conveyor belt, and for a long-distance and high-tension conveyor, different tensioning forces are required to be provided under different working states; the two ends of the frame are respectively provided with a pair of supports, the diameter of the roller is D, the height dimension from the center of the roller to the upper surface of the frame is L, the length of D/2-L is ensured to be within the range of 1-3 mm for ensuring the normal operation of the belt, the frame and the supports are fixed through sliding keys, the horizontal position of the frame can not be controlled, the height difference between the upper surface of the frame and the upper top surface of the roller can not be well ensured, the processing and manufacturing precision can only be required to be out of tolerance, the drawing is completely completed, the manufacturing cost is improved, the inner side of the belt is contacted with a steel plate at the end surface of the frame to generate extrusion force, the friction is increased, the repair rate is high, and the service life of the belt is influenced.
Disclosure of Invention
The invention aims to provide a belt conveyor with an adjustable roller height, which solves the problems of high repair rate and short service life caused by serious abrasion of the upper surface of a rack and a belt in the prior art.
The technical proposal adopted by the invention is that,
The belt conveyor with the height-adjustable roller wheels comprises a frame, wherein an upper carrier roller and a lower carrier roller are respectively arranged at the top and the bottom of the frame, transmission mechanisms are respectively arranged at two ends of the frame, a pre-tightening mechanism is arranged at the bottom of the frame, and the upper carrier roller, the lower carrier roller, the pre-tightening mechanism and the transmission mechanisms are sleeved with the same belt.
One of the driving rollers of the driving mechanism is connected with the motor.
The present invention is also characterized in that,
The eccentric bearing sleeve is circular, one side of the eccentric bearing sleeve is a round table with a protruding center, the round table is the same as the circle center of the circular outer edge of the eccentric bearing sleeve, the round table is provided with an eccentric bearing hole, the distance between the circle center of the eccentric bearing hole and the circle center of the round table is an eccentric distance h, and the eccentric distance h is 3-8 mm;
the support is provided with a through hole which is in clearance fit with the round table; the edge of the through hole is uniformly provided with a fixing hole A;
The edge of the eccentric bearing sleeve is uniformly provided with a handle hole, the handle hole is matched with the fixing hole A and mutually fixed by screws, and the number of the handle holes is 8-16.
Further, the number of the combined holes is 12, the number of the fixing holes A is 4, and the distance from the circle center of the combined holes to the circle center of the circular table is the same as the distance from the fixing holes A to the circle center of the through hole.
The edge of the eccentric bearing sleeve is also uniformly fixed with a fixing hole B, and the fixing hole B is matched with a lockscrew to fix the eccentric bearing sleeve on the support.
A pair of sliding keys are respectively arranged at two ends of the frame, openings are formed in the sliding keys, sliding grooves are formed in the side edges of the support, and the sliding keys are matched with the sliding grooves and fixed through jackscrews.
The support is also provided with a long hole which is matched with a screw to fix the support on the frame.
The pre-tightening mechanism comprises an opposite bracket, a pair of brackets are respectively fixed at two sides of the bottom of the frame, an adjusting groove A and an adjusting groove B are formed in each bracket, the directions of the adjusting groove A and the adjusting groove B are the same, and a first pre-tightening roller is arranged between the adjusting grooves A of the pair of brackets; a second pre-tightening roller is arranged between the adjusting grooves B of the pair of brackets, the end parts of the first pre-tightening roller can slide in the adjusting grooves A and are fixed through screws, and the end parts of the second pre-tightening roller can slide in the adjusting grooves B and are fixed through screws.
Another object of the present invention is to provide a method of installing a belt conveyor with an adjustable roller height;
the technical proposal adopted by the invention is that,
The installation method of the belt conveyor with the height-adjustable roller comprises the following steps:
Step 1, hoisting a frame, and finding a level;
step 2, installing both ends of the driving roller in cooperation with the bearing, the eccentric bearing sleeve and the support;
Step 3, the whole support assembled in the step 2 is matched with a sliding key and a sliding groove to position the horizontal position of the support on the frame, and the support and the frame are further fixed through long hole matched screws after being positioned;
step 4, the height of the roller body of the driving roller higher than the surface of the frame is in the range of 1 mm-3 mm by adjusting the position of the eccentric bearing sleeve;
step 5, fixing the bracket and the frame through screws, and mounting the first pre-tightening roller and the second pre-tightening roller on the frame;
Step 6, installing a belt, wherein the belt is sleeved on driving rollers at two ends of the frame, the belt is adhered to an upper carrier roller on the upper surface of the frame, and the bottom of the frame is wound with a first pre-tightening roller and a second pre-tightening roller and sleeved on a lower carrier roller;
And 7, after the belt is sleeved, adjusting the position of the first pre-tightening roller in the adjusting groove A and the position of the second pre-tightening roller in the adjusting groove B until the belt is proper in tightness, and finishing installation.
The specific method of the step 2 is as follows:
Step 2.1, fixing an eccentric bearing sleeve on a support, specifically, firstly, installing a round table and a through hole in a matched mode, and then enabling a fixing hole A to be communicated with a closing hole through rotating the eccentric bearing sleeve and mutually fixing the fixing hole A and the closing hole through screws;
step 2.2, sleeving bearings at two ends of the driving roller and fastening the bearings by using locking nuts;
and 2.3, respectively installing bearings at two ends of the driving roller in a matched manner with the eccentric bearing sleeve.
The step 4 is specifically as follows:
Step 4.1, adjusting the height position of the eccentric bearing hole by rotating the eccentric bearing sleeve and adjusting the eccentric quantity, so that the upper top surface of the driving roller is higher than the upper surface of the frame: the eccentric distance of the eccentric bearing sleeve (4) is h, wherein the number n of the combined holes is d 1, the reference circle diameter of the combined holes is d, the angle of each combined hole is 360/n when rotating, and the height adjustment quantity of the driving roller is Until the height of the roller body of the driving roller higher than the surface of the frame is in the range of 1 mm-3 mm;
step 4.2, fixing the fixing hole A and the combining hole with each other by using a screw;
and 4.3, the eccentric bearing sleeve is further pre-tightened by the fixing hole B matched with a locking screw.
The invention has the beneficial effects that
According to the invention, the bearing centers at two ends of the driving roller are adjusted by rotating the eccentric bearing sleeve, so that the driving roller is integrally lifted, the height of the driving roller higher than the rack is ensured, the friction force between the belt and the rack is reduced, the service life of the belt is prolonged, and the stable operation of equipment is ensured.
Drawings
FIG. 1 is a front cross-sectional view of an end of a belt conveyor with an adjustable roller height in accordance with the present invention;
FIG. 2 is a cross-sectional view A-A of FIG. 1;
FIG. 3 is a front view of an eccentric bearing housing in a belt conveyor with an adjustable roller height in accordance with the present invention;
FIG. 4 is a side view of an eccentric bearing housing in a belt conveyor with an adjustable roller height in accordance with the present invention;
FIG. 5 is a block diagram of a support in a belt conveyor with an adjustable roller height in accordance with the present invention;
In the figure, a frame 1, a support 2, a driving roller 3, an eccentric bearing sleeve 4, a bearing 5, a handle closing hole 6, a sliding key 7, a bracket 8, a first pre-tightening roller 9, a second pre-tightening roller 10, an adjusting groove A11, an adjusting groove B12, a locking nut 13 and a jackscrew 14.
2-1 Parts of through holes, 2-2 parts of fixing holes A,2-3 parts of sliding grooves and 2-4 parts of long holes;
4-1, 4-2, 4-3, and 4-3, fixing holes B.
Detailed Description
The invention will be described in detail below with reference to the drawings and the detailed description.
The invention relates to a belt conveyor with an adjustable roller height, which comprises a frame 1, wherein an upper carrier roller and a lower carrier roller are respectively arranged at the top and the bottom of the frame 1, transmission mechanisms are arranged at two ends of the frame 1, a pre-tightening mechanism is arranged at the bottom of the frame 1, and the upper carrier roller, the lower carrier roller, the pre-tightening mechanism and the transmission mechanisms are sleeved with the same belt; the driving roller 3 of one of the driving mechanisms is connected with a motor.
The eccentric bearing sleeve 4 is circular, one side of the eccentric bearing sleeve 4 is a round table 4-1 with a central protrusion, the round table 4-1 is the same as the circle center of the circular outer edge of the eccentric bearing sleeve 4, the round table 4-1 is provided with an eccentric bearing hole 4-2, the distance between the circle center of the eccentric bearing hole 4-2 and the circle center of the round table 4-1 is an eccentric distance h, and the size of the eccentric distance h is 3-8 mm; the support 2 is provided with a through hole 2-1, and the through hole 2-1 is in clearance fit with the round table 4-1; the edge of the through hole 2-1 is uniformly provided with a fixing hole A2-2, and the fixing hole A2-2 is a threaded hole; the edge of the eccentric bearing sleeve 4 is uniformly provided with a plurality of combining holes 6, the combining holes 6 are matched with the fixing holes A2-2 and mutually fixed by screws, the number of the combining holes 6 is 8-16, and the number of the combining holes can be even for convenient adjustment.
Further, the number of the combined holes 6 is 12, the number of the fixing holes A2-2 is 4, and the distance from the circle center of the combined holes 6 to the circle center of the round table 4-1 is the same as the distance from the fixing holes A2-2 to the circle center of the through hole 2-1.
Wherein the edge of the eccentric bearing sleeve 4 is also uniformly fixed with a fixing hole B4-3, and the fixing hole B4-3 is matched with a locking screw to fix the eccentric bearing sleeve 4 on the support 2.
Wherein, two ends of the frame 1 are respectively provided with a pair of sliding keys 7, the sliding keys 7 are provided with holes, the side edges of the support are provided with sliding grooves 2-3, the sliding grooves 2-3 are transverse grooves, the direction of the sliding keys 7 is consistent with the length direction of the frame, the sliding keys 7 and the sliding grooves 2-3 are matched with each other and can slide and are fixed through jackscrews 14, thus ensuring the adjustability of the support 2 in the horizontal direction; the support 2 is also provided with long holes 2-4, the long holes 2-4 are matched with screws to fix the support 2 on the frame 1, and the number of the long holes is not less than 4 and is mainly used for fixing and preventing deviation.
The pre-tightening mechanism comprises an opposite bracket 8, a pair of brackets 8 are respectively fixed at two sides of the bottom of the frame 1, an adjusting groove A11 and an adjusting groove B12 are formed in each bracket 8, the directions of the adjusting groove A11 and the adjusting groove B12 are the same, and a first pre-tightening roller 9 is arranged between the adjusting grooves A11 of the pair of brackets 8; a second pre-tightening roller 10 is provided between the adjustment grooves B12 of the pair of brackets 8, the end portions of the first pre-tightening roller 9 are slidable in the adjustment grooves a11 and fixed by screws, and the end portions of the second pre-tightening roller 10 are slidable in the adjustment grooves B12 and fixed by screws.
The invention further provides a method for installing a belt conveyor with an adjustable roller height, which comprises the following steps:
step 1, hoisting a frame 1, and finding a level;
step 2, the two ends of the driving roller 3 are matched with the bearing 5, the eccentric bearing sleeve 4 and the support 2; the specific method comprises the following steps:
step 2.1, fixing an eccentric bearing sleeve 4 on a support 2, specifically, firstly, installing a round table 4-1 and a through hole 2-1 in a matched manner, and then, communicating a fixing hole A2-2 with a closing hole 6 through rotating the eccentric bearing sleeve 4 and mutually fixing the fixing hole A2-2 and the closing hole 6 by using screws;
step 2.2, sleeving the bearings 5 at two ends of the driving roller 3 and fastening the bearings 5 by using the locking nuts 13;
and 2.3, respectively installing bearings 5 at two ends of the driving roller 3 in a matched manner with the eccentric bearing sleeve 4.
Step 3, the support assembled in the step 2 is integrally matched with the sliding key 7 and the sliding groove 2-3 to position the horizontal position of the support 2 on the frame 1, and after the positioning, the support 2 and the frame 1 are further fixed by matching screws with long holes 2-4;
Step 4, the height of the roller body of the driving roller 3 is 1 mm-3 mm higher than the surface of the frame 1 by adjusting the position of the eccentric bearing sleeve 4; the specific method comprises the following steps:
Step 4.1, adjusting the height position of the eccentric bearing hole 4-2 by rotating the eccentric bearing sleeve 4 and adjusting the eccentric amount, so that the upper top surface of the driving roller 3 is higher than the upper surface of the frame 1: the eccentric distance of the eccentric bearing sleeve 4 is h, wherein the number n of the combined holes 6 is d 1, the reference circle diameter of the combined holes 6 is d, the angle of each combined hole 6 is 360/n after each rotation, and the height adjustment quantity of the driving roller 3 is Until the height of the roller body of the driving roller 3 higher than the surface of the frame 1 is in the range of 1 mm-3 mm;
step 4.2, fixing the fixing holes A2-2 and the combining holes 6 with each other by screws;
Step 4.3, the eccentric bearing sleeve 4 is further pre-tightened by the fixing hole B4-3 matched with a locking screw;
step 5, fixing the bracket 8 and the frame 1 through screws, and mounting the first pre-tightening roller 9 and the second pre-tightening roller 10 on the frame;
step 6, installing a belt, wherein the belt is sleeved on the driving rollers 3 at two ends of the frame 1, the belt is adhered to an upper carrier roller on the upper surface of the frame 1, and the bottom of the frame 1 is sleeved on a lower carrier roller by winding a first pre-tightening roller and a second pre-tightening roller 10;
and 7, after the belt is sleeved, adjusting the position of the first pre-tightening roller 9 in the adjusting groove A11 and the position of the second pre-tightening roller 10 in the adjusting groove B12 until the belt is proper in tightness, and finishing installation.
According to the invention, the eccentric bearing sleeve 4 is rotated, the eccentric amount is adjusted to adjust the height of the eccentric bearing hole 4-2, so that the upper top surface of the driving roller 3 is higher than the upper surface of the frame 1, the friction force between the belt and the frame is reduced, the service life of the belt is prolonged, and the stable operation of equipment is ensured.
Claims (1)
1. The installation method of the belt conveyor with the adjustable roller height is characterized by comprising the belt conveyor with the adjustable roller height, wherein the belt conveyor with the adjustable roller height comprises a frame (1), an upper carrier roller and a lower carrier roller are respectively arranged at the top and the bottom of the frame (1), transmission mechanisms are respectively arranged at two ends of the frame (1), a pre-tightening mechanism is arranged at the bottom of the frame (1), the same belt is sleeved on the upper carrier roller, the lower carrier roller, the pre-tightening mechanism and the transmission mechanisms, the transmission mechanisms comprise a pair of mutually parallel supports (2), the pair of supports (2) are oppositely arranged, the pair of supports (2) are respectively fixed at two sides of the end part of the frame (1), the plane of each support (2) is perpendicular to the upper surface of the frame (1), a transmission roller (3) is arranged between the pair of supports (2), the supports (2) and the transmission roller (3) are connected with an eccentric bearing sleeve (4) through bearings (5), and the bearings (5) are fixed at two ends of the eccentric bearing sleeve (4) on the eccentric sleeve (4);
One of the transmission rollers (3) of the transmission mechanism is connected with a motor;
The eccentric bearing sleeve (4) is circular, one side of the eccentric bearing sleeve (4) is a round table (4-1) with a protruding center, the round table (4-1) is the same as the circular center of the outer edge of the eccentric bearing sleeve (4), an eccentric bearing hole (4-2) is formed in the round table (4-1), the distance between the center of the eccentric bearing hole (4-2) and the center of the round table (4-1) is an eccentric distance h, and the size of the eccentric distance h is 3-8 mm;
the support (2) is provided with a through hole (2-1), and the through hole (2-1) is in clearance fit with the round table (4-1); the edge of the through hole (2-1) is uniformly provided with a fixing hole A (2-2);
The edge of the eccentric bearing sleeve (4) is uniformly provided with handle combining holes (6), the handle combining holes (6) are matched with the fixing holes A (2-2) and are mutually fixed by screws, and the number of the handle combining holes (6) is 8-16;
The number of the handle closing holes (6) is 12, the number of the fixing holes A (2-2) is 4, and the distance from the circle center of the handle closing holes (6) to the circle center of the round table (4-1) is the same as the distance from the fixing holes A (2-2) to the circle center of the through hole (2-1);
the edge of the eccentric bearing sleeve (4) is also uniformly fixed with a fixing hole B (4-3), and the fixing hole B (4-3) is matched with a locking screw to fix the eccentric bearing sleeve (4) on the support (2);
A pair of sliding keys (7) are respectively arranged at two ends of the frame (1), holes are formed in the sliding keys (7), sliding grooves (2-3) are formed in the side edges of the support, and the sliding keys (7) are matched with the sliding grooves (2-3) and are fixed through jackscrews (14);
the support (2) is also provided with a long hole (2-4), and the long hole (2-4) is matched with a screw to fix the support (2) on the frame (1);
The pre-tightening mechanism comprises a pair of brackets (8), wherein the brackets (8) are respectively fixed at two sides of the bottom of the frame (1), an adjusting groove A (11) and an adjusting groove B (12) are formed in each bracket (8), the directions of the adjusting groove A (11) and the adjusting groove B (12) are the same, and a first pre-tightening roller (9) is arranged between the adjusting grooves A (11) of the brackets (8); a second pre-tightening roller (10) is arranged between the adjusting grooves B (12) of the pair of brackets (8), the end parts of the first pre-tightening rollers (9) can slide in the adjusting grooves A (11) and are fixed through screws, and the end parts of the second pre-tightening rollers (10) can slide in the adjusting grooves B (12) and are fixed through screws;
The method also comprises the following steps:
Step 1, hoisting a frame (1), and finding the level;
Step 2, both ends of the driving roller (3) are matched with the bearing (5), the eccentric bearing sleeve (4) and the support (2), and the concrete method is as follows:
step 2.1, fixing an eccentric bearing sleeve (4) on a support (2), specifically, firstly, installing a round table (4-1) and a through hole (2-1) in a matched manner, and then, communicating a fixing hole A (2-2) with a combining hole (6) through rotating the eccentric bearing sleeve (4) and mutually fixing the fixing hole A and the combining hole with a screw;
step 2.2, sleeving the bearings (5) at two ends of the driving roller (3) and fastening the bearings (5) by using locking nuts (13);
Step 2.3, respectively installing bearings (5) at two ends of the driving roller (3) in a matched manner with the eccentric bearing sleeve (4);
Step 3, the support assembled in the step 2 is matched with the sliding key (7) and the sliding groove (2-3) to position the horizontal position of the support (2) on the frame (1), and after the positioning, the support (2) and the frame (1) are further fixed through long holes (2-4) matched with screws;
step 4, the height of the roller body of the driving roller (3) is higher than the surface of the frame (1) within the range of 1 mm-3 mm by adjusting the position of the eccentric bearing sleeve (4), and the method specifically comprises the following steps:
Step 4.1, adjusting the height position of the eccentric bearing hole (4-2) by rotating the eccentric bearing sleeve (4) and adjusting the eccentric amount, so that the upper top surface of the driving roller (3) is higher than the upper surface of the frame (1): the eccentric distance of the eccentric bearing sleeve (4) is h, wherein the number n diameter of the combined holes (6) is d 1, the reference circle diameter of the combined holes (6) is d, the angle of each combined hole (6) is 360/n when rotating, and the height adjustment quantity of the driving roller (3) is Until the height of the roller body of the driving roller (3) is higher than the height of the surface of the frame (1) within the range of 1 mm-3 mm;
step 4.2, fixing the fixing hole A (2-2) and the combining hole (6) with each other by using a screw;
step 4.3, the eccentric bearing sleeve (4) is further pre-tightened by the fixing hole B (4-3) matched with a locking screw;
Step 5, fixing the bracket (8) and the frame (1) through screws, and mounting the first pre-tightening roller (9) and the second pre-tightening roller (10) on the frame;
Step 6, installing a belt, wherein the belt is sleeved on driving rollers (3) at two ends of the frame (1), the belt is adhered to an upper carrier roller on the upper surface of the frame (1), and the bottom of the frame (1) is sleeved on a lower carrier roller by winding a first pre-tightening roller and a second pre-tightening roller (10);
And 7, after the belt is sleeved, adjusting the position of the first pre-tightening roller (9) in the adjusting groove A (11) and the position of the second pre-tightening roller (10) in the adjusting groove B (12) until the belt is proper in tightness, and finishing installation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010162359.4A CN111377195B (en) | 2020-03-10 | 2020-03-10 | Belt conveyor with height-adjustable roller and installation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010162359.4A CN111377195B (en) | 2020-03-10 | 2020-03-10 | Belt conveyor with height-adjustable roller and installation method thereof |
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| Publication Number | Publication Date |
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| CN111377195A CN111377195A (en) | 2020-07-07 |
| CN111377195B true CN111377195B (en) | 2024-06-04 |
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| CN203173308U (en) * | 2013-03-12 | 2013-09-04 | 颜旭华 | Belt conveyer middle support mechanism for conveying sheet materials |
| CN103662613A (en) * | 2013-12-17 | 2014-03-26 | 浙江德马科技有限公司 | Deviation adjusting mechanism for end roller of narrow-band converging machine |
| CN205132322U (en) * | 2015-11-09 | 2016-04-06 | 涂杨 | Conjugation cycloid transmission motorized pulley |
| CN205441663U (en) * | 2015-12-30 | 2016-08-10 | 浙江德马科技股份有限公司 | Drive belt tightener |
| CN206466643U (en) * | 2017-01-23 | 2017-09-05 | 扬州荣辉化工设备有限公司 | A kind of leather belt deviating-proof belt conveyer carrying roller |
| CN106586611A (en) * | 2017-02-09 | 2017-04-26 | 安徽中烟工业有限责任公司 | Loose discharge device of storage cabinet |
| WO2019041393A1 (en) * | 2017-08-31 | 2019-03-07 | 广州市永合祥自动化设备科技有限公司 | Lapping and polishing mechanism |
| CN108820895A (en) * | 2018-08-16 | 2018-11-16 | 珠海格力智能装备有限公司 | Stacking machine |
| CN209177427U (en) * | 2018-11-20 | 2019-07-30 | 上海新钐机床有限公司 | Elastic adjustable straps transmission device |
| CN212558015U (en) * | 2020-03-10 | 2021-02-19 | 中冶陕压重工设备有限公司 | Belt conveyor with adjustable roller height |
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