CN109941667B - Roller conveying device - Google Patents
Roller conveying device Download PDFInfo
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- CN109941667B CN109941667B CN201910372895.4A CN201910372895A CN109941667B CN 109941667 B CN109941667 B CN 109941667B CN 201910372895 A CN201910372895 A CN 201910372895A CN 109941667 B CN109941667 B CN 109941667B
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Abstract
The invention discloses a roller conveying device, which comprises a roller assembly used for rotating and conveying materials and supporting columns arranged at two ends of the roller assembly, wherein the lower end of each supporting column is provided with a supporting block used for increasing the supporting area, the roller assembly comprises a fixing frame connected with the supporting columns, the fixing frame is formed by a plurality of rectangular plates in a cross connection mode, the top of the fixing frame is rotationally provided with a plurality of first rollers and second rollers through first fixing shafts, and second fixing shafts are rotationally connected on the fixing frame between the adjacent first rollers and second rollers.
Description
Technical Field
The invention relates to the technical field of transmission equipment, in particular to a roller conveying device.
Background
Belt conveyors with traction elements for conveyor belts generally comprise traction elements, load bearing members, drive means, tensioning means, redirecting means, support means and the like. The traction piece is used for transmitting traction force and can adopt a conveying belt, a traction chain or a steel wire rope; the bearing component is used for bearing materials and comprises a hopper, a bracket or a lifting appliance and the like; the drive unit powers the conveyor and is generally composed of an electric motor, a speed reducer, a brake (terminator) and the like.
However, the belt conveying danger is high, when the conveying belt is used in practice, the conveying belt can locally pull the workers when the workers are carelessly pressed on the surface of the conveying belt, so that the workers are dragged, and the existing conveying device has potential safety hazards.
In view of the above problems, a roller conveyor is now provided.
Disclosure of Invention
The present invention is directed to a roller conveying device, which solves the above-mentioned problems.
In order to achieve the above purpose, the present invention provides the following technical solutions:
the roller conveying device comprises a roller assembly and supporting columns, wherein the roller assembly is used for rotating and conveying materials, the supporting columns are arranged at two ends of the roller assembly, and supporting blocks used for increasing the supporting area are arranged at the lower ends of the supporting columns;
the roller assembly comprises a fixing frame connected with a supporting column, the fixing frame is formed by cross connection of a plurality of rectangular plates, a plurality of first rollers and second rollers are rotatably arranged at the top of the fixing frame through first fixing shafts, second fixing shafts are rotatably connected to the fixing frame between the adjacent first rollers and second rollers, the rightmost second fixing shafts are connected with the output end of a driving part, a driving roller and a transmission gear are coaxially arranged on the second fixing shafts, the adjacent second fixing shafts are in transmission connection through racks, the driving roller is in transmission connection with rollers on two sides of the driving roller through a belt, and belt grooves matched with the belt are formed in the driving roller and the rollers;
the fixing frame is provided with a plurality of bearing adjusting parts which are fixedly matched with the end part of the first fixing shaft and are used for bearing the weight of the first fixing shaft.
As a further scheme of the invention: the bearing adjusting part comprises a fixed box connected with a fixed frame, an opening is formed in the end portion of the fixed box, close to the first fixed shaft, a sliding cavity, a sliding seat and a driving sliding block are arranged in the fixed box, the sliding seat and the driving sliding block can move up and down along the sliding cavity, the sliding seat is connected with the driving sliding block through a pressing piece, the pressing piece is a pressing spring or an elastic column, a bearing piece matched with the end portion of the first fixed shaft is arranged on the upper end face of the sliding seat, and an extrusion part used for driving the driving sliding block to move upwards is arranged at the bottom of the sliding cavity.
As a further scheme of the invention: the section of the belt is round.
As a further scheme of the invention: the driving part comprises driving electricity arranged on the supporting column and a driving chain wheel arranged at the output end of the driving motor, and the driving chain wheel is in transmission connection with a driven chain wheel at the end part of the second fixed shaft through a chain.
As a further scheme of the invention: the supporting block can be further provided with a plurality of rollers with self-locking function.
As a further scheme of the invention: the surfaces of the first roller and the second roller are provided with anti-slip layers.
As a further scheme of the invention: and a reinforcing rib is arranged between the bearing piece and the sliding seat.
As a further scheme of the invention: the extrusion part comprises a lifting motor arranged at the bottom in the sliding cavity, and the output end of the lifting motor is provided with a lifting screw rod matched with a lifting screw hole at the bottom of the driving sliding block.
As a further scheme of the invention: the top is equipped with the pressure sensor that is used for detecting the tight pressure that sticiss the spring provided with the bearing piece in the fixed box, pressure sensor electric connection control end.
Compared with the prior art, the invention has the beneficial effects that: according to the invention, the defect that the surface of the existing conveying belt is not smooth enough is overcome through roller transmission, the safety of the device is improved, and in addition, the bearing force of each roller is adjusted through the bearing adjusting component, so that the corresponding roller cannot rotate under pressure, the rotation of other rollers is not influenced, and the safety of the device is further improved.
Drawings
Fig. 1 is a schematic structural view of the present invention.
Fig. 2 is a schematic structural view of a drum assembly according to the present invention.
Fig. 3 is a schematic structural view of a second fixing shaft according to the present invention.
Fig. 4 is a schematic structural view of a load bearing adjustment member in the present invention.
Wherein: the support column 1, the roller assembly 2, the first roller 21, the driving roller 22, the belt 23, the second roller 24, the fixing frame 25, the first fixed shaft 26, the anti-slip layer 3, the driving motor 31, the driving sprocket 32, the driven pulley 33, the supporting seat 4, the second fixed shaft 5, the transmission gear 51, the load-bearing adjusting member 6, the fixing case 61, the bearing piece 62, the sliding seat 63, the driving slider 64, the sliding chamber 65, the lifting motor 66, the lifting screw 67, the lifting screw hole 28, the pressing spring 69, the reinforcing rib 610, the pressure sensor 611.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Example 1
Referring to fig. 1 to 4, in an embodiment of the present invention, a roller conveying device includes a roller assembly 2 for rotating and conveying materials, and support columns 1 disposed at two ends of the roller assembly 2, wherein support blocks 4 for increasing a support area are disposed at the lower ends of the support columns 1, and in order to facilitate the later transportation of the device, a plurality of rollers with self-locking functions may be disposed on the support blocks 4.
The roller assembly comprises a fixing frame 25 connected with a supporting column 1, the fixing frame 25 is formed by a plurality of rectangular plates in a cross connection mode, a plurality of first rollers 21 and second rollers 24 are rotatably arranged at the top of the fixing frame 25 through a first fixing shaft 26, a second fixing shaft 5 is rotatably connected to the fixing frame 25 between the first rollers 21 and the second rollers 24, a driving roller 22 and a transmission gear 51 are coaxially arranged on the second fixing shaft 5, the adjacent second fixing shafts 5 are in transmission connection through racks, the driving roller 22 is in transmission connection with rollers on two sides of the driving roller 22 through a belt 23, belt grooves matched with the belt 23 are formed in the driving roller 22 and the rollers, the section of the belt 23 is preferably circular, each pair of first rollers 21 and the section of second rollers 24 form a transmission assembly, in order to prevent the surfaces of the first rollers 21 and the second rollers 24 from slipping, an anti-slip layer 3 is arranged on the surfaces of the first rollers 21 and the second rollers 24, the second fixing shaft 5 on the rightmost side is connected with the output end of a driving part, the driving member drives the second fixing shaft 5 to rotate through the driving part, and then the driving member drives the second fixing shaft 5 to rotate through the rack, and then drives the second fixing shaft 5 to rotate, and the second fixing shaft is matched with the second fixing shaft 24 to rotate, so that the first roller assembly rotates and the second fixing shaft and the second roller is driven by the second fixing shaft and the second fixing shaft.
The driving part comprises a driving power supply 31 arranged on the supporting column 1 and a driving chain wheel 32 arranged at the output end of the driving motor, and the driving chain wheel 32 is in transmission connection with a driven chain wheel 33 at the end part of the second fixed shaft 5 through a chain, so that the power transmission is completed.
The fixing frame 25 is provided with a plurality of bearing adjusting parts 6 fixedly matched with the end parts of the first fixing shafts 26 and used for bearing the weight of the first fixing shafts, the bearing adjusting parts 6 can adjust the bearing force of the first fixing shafts 26, when the pressure on the roller exceeds a preset value, the bearing adjusting parts 6 can reduce the height of the first fixing shafts 26, so that the distance between the roller and the driving roller 22 is shortened, the belt 23 cannot obtain corresponding friction force, the roller cannot continue to rotate, the roller which does not receive the pressure can still continue to rotate, and the safety of device transmission is improved.
The bearing adjusting part 6 comprises a fixed box 61 connected with the fixed frame 25, an opening is formed in the end portion of the fixed box 61 close to the first fixed shaft 26, a sliding cavity 65, a sliding seat 63 and a driving sliding block 64 capable of moving up and down along the sliding cavity 65 are arranged in the fixed box 61, the sliding seat 63 and the driving sliding block 64 are connected through a pressing piece, the pressing piece is a pressing spring 69 or an elastic column, a bearing piece 62 matched with the end portion of the first fixed shaft 26 is arranged on the upper end face of the sliding seat 63, an extruding part used for driving the driving sliding block 64 to move upwards is arranged at the bottom of the sliding cavity 65, the distance between the driving sliding block 64 and the sliding seat 63 is adjusted through the extruding part, so that the pressing spring 69 is in a compressed state, the compression degree of the pressing spring 69 reflects the compression degree of the first fixed shaft 26, when the pressure born by the roller is greater than the pressing pressure provided by the pressing spring 69, the first fixed shaft 26 can be lowered with the roller, and therefore the belt is loosened, the driving roller can not drive the roller.
In order to improve the mechanical properties, a reinforcing rib 610 is provided between the bearing member 62 and the sliding seat 63.
The extrusion part comprises a lifting motor 66 arranged at the inner bottom of the sliding cavity 65, a lifting screw 67 matched with a lifting screw hole 68 at the bottom of the driving sliding block 64 is arranged at the output end of the lifting motor 66, the lifting screw 67 and the driving sliding block 64 are driven to rotate relatively by the lifting motor 66, and the driving sliding block 64 moves up and down along the inner wall of the sliding cavity under the action of threads, so that the extrusion force is adjusted.
Example 2
For accurate control of the bearing capacity, a pressure sensor 611 which is propped against the bearing member 62 and used for detecting the tight pressure provided by the tight spring 69 is arranged at the inner top of the fixed box 61, and the pressure sensor 611 is electrically connected with the control end, so that the tight pressure can be intuitively displayed, and a user can enable the device to better convey objects by adjusting the tight pressure.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.
Claims (8)
1. The roller conveying device comprises a roller assembly (2) for rotating and conveying materials and supporting columns (1) arranged at two ends of the roller assembly (2), wherein supporting blocks (4) for increasing the supporting area are arranged at the lower ends of the supporting columns (1);
the roller assembly is characterized by comprising a fixing frame (25) connected with a supporting column (1), wherein the fixing frame (25) is formed by cross connection of a plurality of rectangular plates, the top of the fixing frame (25) is rotationally provided with a plurality of first rollers (21) and second rollers (24) through a first fixing shaft (26), the fixing frame (25) between the adjacent first rollers (21) and second rollers (24) is rotationally connected with a second fixing shaft (5), the rightmost second fixing shaft (5) is connected with the output end of a driving part, the second fixing shaft (5) is coaxially provided with a driving roller (22) and a transmission gear (51), the adjacent second fixing shafts (5) are connected through rack transmission, the driving roller (22) is in transmission connection with rollers on two sides of the driving roller (22) through a belt (23), and belt grooves matched with the belt (23) are formed in the driving roller (22) and the rollers;
the fixing frame (25) is provided with a plurality of bearing adjusting parts (6) which are fixedly matched with the end parts of the first fixing shafts (26) and are used for bearing the weight of the first fixing shafts;
bearing adjustment part (6) include fixed box (61) of being connected with mount (25), be close to fixed box (61) tip of first fixed axle (26) and be equipped with the opening, fixed box (61) inside is equipped with sliding chamber (65) and can follow sliding seat (63) and drive slider (64) of sliding chamber (65) reciprocates, be connected through sticiss between sliding seat (63) and drive slider (64), sticiss is sticiss spring (69) or elastic column, sliding seat (63) up end is equipped with bearing spare (62) with first fixed axle (26) tip matched with, sliding chamber (65) bottom is equipped with the extrusion part that is used for driving drive slider (64) upward movement.
2. Roller conveyor according to claim 1, characterized in that the belt (23) is circular in cross section.
3. A roller conveyor according to claim 1, characterized in that the drive means comprise a drive power (31) provided on the support column (1) and a drive sprocket (32) provided at the output of the drive motor, the drive sprocket (32) being in driving connection with a driven sprocket (33) at the end of the second stationary shaft (5) by means of a chain.
4. A roller conveyor according to any one of claims 1-3, characterized in that the support block (4) is provided with a number of rollers with self-locking function.
5. A roller conveyor according to claim 1, characterized in that the surfaces of the first roller (21) and the second roller (24) are provided with an anti-slip layer (3).
6. Roller transfer device according to claim 1, characterized in that a stiffening rib (610) is provided between the bearing member (62) and the sliding seat (63).
7. The roller conveyor according to claim 1, characterized in that the pressing means comprise a lifting motor (66) arranged at the bottom inside the sliding chamber (65), and that the output end of the lifting motor (66) is provided with a lifting screw (67) cooperating with a lifting screw hole (68) at the bottom of the driving slider (64).
8. The roller conveyor according to claim 7, characterized in that a pressure sensor (611) is provided on the inner top of the fixed box (61) against the bearing member (62) for detecting the tightening pressure provided by the tightening spring (69), the pressure sensor (611) being electrically connected to the control end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910372895.4A CN109941667B (en) | 2019-05-06 | 2019-05-06 | Roller conveying device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910372895.4A CN109941667B (en) | 2019-05-06 | 2019-05-06 | Roller conveying device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109941667A CN109941667A (en) | 2019-06-28 |
| CN109941667B true CN109941667B (en) | 2023-05-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910372895.4A Active CN109941667B (en) | 2019-05-06 | 2019-05-06 | Roller conveying device |
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| CN (1) | CN109941667B (en) |
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