CN216188499U

CN216188499U - Quantitative feeder capable of being tensioned

Info

Publication number: CN216188499U
Application number: CN202122948740.6U
Authority: CN
Inventors: 王东壮; 孟祥志; 张春雷
Original assignee: Chengde Tianheng Electronics Co ltd
Current assignee: Chengde Tianheng Electronics Co ltd
Priority date: 2021-11-29
Filing date: 2021-11-29
Publication date: 2022-04-05
Anticipated expiration: 2031-11-29

Abstract

The utility model relates to the technical field of conveying equipment, in particular to a tensionable constant feeder, which comprises a machine body, wherein a hopper is arranged on one side above the machine body; the machine body is provided with two rollers connected through a belt, a plurality of carrier rollers are uniformly arranged between the two rollers and are positioned below the upper belt; a weighing device is arranged below the upper side belt; a tensioning device is arranged on the roller close to one side of the hopper. Through above-mentioned design, batcher overspeed device tensioner's practicality and convenience have been improved.

Description

Quantitative feeder capable of being tensioned

Technical Field

The utility model relates to the technical field of conveying equipment, in particular to a tensionable constant feeder.

Background

The feeder is an auxiliary equipment in industrial production storage and transportation system, and its main function is to continuously and uniformly feed processed or unprocessed material from a certain equipment (hopper, storage bin, etc.) to receiving equipment or transportation machinery, and it is a necessary equipment for implementing line production automation.

The tensioning device is used for belt tensioning adjustment and belt deviation adjustment of a belt conveyor in current industrial material conveying, and is one of important parts in a feeder.

Most of the belts of the conventional feeding machine have the width not less than 500mm, the space for installing the tensioning device is large, and the tensioning device can be provided with an outer spherical surface belt seat bearing. However, when the width of the belt is less than 400mm, the tensioner does not have enough space to be installed on the outer spherical surface belt seat bearing, and the belt cannot be tensioned by the tensioner, so that the conveying efficiency of the belt is reduced, and the practicability is low.

SUMMERY OF THE UTILITY MODEL

The utility model provides a tensionable constant feeder, which solves the problems in the background technology.

The utility model discloses a tensionable constant feeder, which comprises a machine body, wherein a hopper is arranged on one side above the machine body; the machine body is provided with two rollers connected through a belt, a plurality of carrier rollers are uniformly arranged between the two rollers and are positioned below the upper belt; a weighing device is arranged below the upper side belt; the roller close to one side of the hopper is provided with a tensioning device, the tensioning device comprises a tensioning screw rod, a plate-type sliding bearing seat, a frame, a roller-supporting roller, four groups of guide plates, a joint bearing and a joint bearing fixing part, the two groups of guide plates are fixedly connected with the top end of the inner side of the frame through bolts and form a first middle groove, the other two groups of guide plates are fixedly connected with the bottom end of the inner wall of the frame through bolts and form a second middle groove, the upper end and the lower end of the plate-type sliding bearing seat are respectively and slidably mounted in the first sliding groove and the second sliding groove, the joint bearing is mounted on the plate-type sliding bearing seat through the joint bearing fixing part, the left end of the frame is provided with an opening, the right end of the tensioning screw rod penetrates to the inner side of the frame from the left end of the opening and is fixedly connected with the left end of the plate-type sliding bearing seat, the first nut and the second nut are respectively in threaded connection with the tensioning screw rod, the first nut is arranged on the left side of the frame, the second nut is arranged on the inner side of the frame, and one end of the roller type roller is rotatably connected with the joint bearing.

Preferably, the idler roller is internally provided with a bearing.

Preferably, the tensioning screw further comprises a first annular gasket and a second annular gasket, the first annular gasket is arranged between the first nut and the frame and sleeved on the outer side of the tensioning screw, and the second annular gasket is arranged on the inner side of the frame and sleeved on the outer side of the tensioning screw on the left side of the second nut.

Preferably, the frame, the plate-type sliding bearing seat and the guide plate are all made of steel plates.

Preferably, the material scraping device is arranged below the roller on the side far away from the hopper.

Preferably, the dust-proof cover is arranged outside the roller at one side of the far hopper.

Preferably, the device further comprises an anti-deviation device which is arranged below the machine body and is in contact connection with the belt on the lower side.

Preferably, the cleaning device is further provided and is installed below the roller on one side of the pipe hopper.

Compared with the prior art, the utility model has the beneficial effects that: when the belt of the constant feeder needs to be tensioned and adjusted, the first nut is screwed clockwise by the wrench to move leftwards, then a spanner is used for screwing the second nut clockwise, then the second nut enables the tensioning screw rod to move rightwards under the matching of the frame, so that the right end of the tensioning screw drives the plate-type sliding bearing seat to slide rightwards in the first sliding groove and the second sliding groove respectively, so that the plate-type sliding bearing seat drives one end of the carrier roller type roller to move rightwards through the joint bearing, the joint bearing drives one end of the carrier roller type roller to move rightwards and simultaneously performs aligning operation on one end of the carrier roller type roller, then the roller type roller is used for tensioning the belt, after tensioning is finished, a spanner is used for enabling the first nut to rotate anticlockwise, therefore, the right end of the first nut is attached to the left end of the frame, the practicability is improved, and the convenience is improved.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic front view of the tensioner of the present invention;

FIG. 3 is a schematic sectional view of the portion A-A in FIG. 2;

FIG. 4 is a schematic top cross-sectional view of the tensioner of the present invention;

in the drawings, the reference numbers: 1. a body; 2. a hopper; 3. a drum; 31. a carrier roller; 4. a belt; 5. a weighing device; 6. a tensioning device; 61. tensioning the lead screw; 62. a plate-type sliding bearing seat; 63. a frame; 64. a roller-type roller; 65. a guide plate; 66. a knuckle bearing; 67. a joint bearing mount; 7. a scraping device; 8. a deviation prevention device; 9. a cleaning device; 10. a dust cover.

Detailed Description

The following detailed description of embodiments of the present invention is provided in connection with the accompanying drawings and examples. The following examples are intended to illustrate the utility model but are not intended to limit the scope of the utility model.

As shown in fig. 1 to 4, the tensionable constant feeder of the present invention comprises a body 1, wherein a hopper 2 is arranged on one side above the body 1; the machine body 1 is provided with two rollers 3 connected through a belt 4, a plurality of carrier rollers 31 are uniformly arranged between the two rollers 3, and the carrier rollers are positioned below the belt 4 on the upper side; a weighing device 5 is arranged below the upper side belt 4; the roller 3 near one side of the hopper 2 is provided with a tensioning device 6, the tensioning device 6 comprises a tensioning screw 61, a plate-type sliding bearing seat 62, a frame 63, a roller-type roller 64, four groups of guide plates 65, a joint bearing 66 and a joint bearing fixing part 67, the two groups of guide plates 65 are fixedly connected with the top end of the inner side of the frame 63 through bolts and form a first middle groove, the other two groups of guide plates 65 are fixedly connected with the bottom end of the inner wall of the frame 63 through bolts and form a second middle groove, the upper end and the lower end of the plate-type sliding bearing seat 62 are respectively and slidably arranged in the first sliding groove and the second sliding groove, the joint bearing 66 is arranged on the plate-type sliding bearing seat 62 through the joint bearing fixing part 67, the left end of the frame 63 is provided with an opening, the right end of the tensioning screw 61 penetrates to the inner side of the frame 63 from the left end of the opening and is fixedly connected with the left end of the plate-type sliding bearing seat 62, the first nut and the second nut are respectively in threaded connection with the tensioning screw 61, the first nut is arranged on the left side of the frame 63, the second nut is arranged on the inner side of the frame 63, and one end of the roller type roller 64 is rotatably connected with the joint bearing 66; when the belt needs to be tensioned and adjusted, the first nut is screwed clockwise by a wrench to move the first nut leftwards, then the second nut is screwed clockwise by the wrench to move the tensioning screw rod 61 rightwards under the coordination of the frame 63, so that the right end of the tensioning screw rod 61 drives the plate-type sliding bearing seat 62 to slide rightwards in the first sliding chute and the second sliding chute respectively, the plate-type sliding bearing seat 62 drives one end of the roller-supporting roller 64 to move rightwards through the knuckle bearing 66, the knuckle bearing 66 performs centering operation on one end of the roller-supporting roller 64 while driving one end of the roller-supporting roller 64 to move rightwards, then the roller-supporting roller 64 tensions the belt, after tensioning is finished, the first nut is rotated anticlockwise by the wrench, so that the right end of the first nut is attached to the left end of the frame 63, and the practicability is improved, the convenience is improved.

In the tensionable constant feeder, a bearing is arranged in a roller type roller 64; the bearing is arranged in the roller supporting roller 64, so that the roller does not rotate, the outer tube of the roller rotates, the aligning function and the roller rotating function are separately arranged, and the practicability is improved.

The utility model discloses a tensionable constant feeder, which further comprises a first annular gasket and a second annular gasket, wherein the first annular gasket is arranged between a first nut and a frame 63 and is sleeved on the outer side of a tensioning screw 61, and the second annular gasket is arranged on the inner side of the frame 63 and is sleeved on the outer side of the tensioning screw 61 on the left side of the second nut; the first nut and the second nut are respectively provided with the first annular gasket and the second annular gasket to increase the contact area with the frame 63, and the stability is improved.

According to the tensionable constant feeder, the frame 63, the plate-type sliding bearing seat 62 and the guide plate 65 are all made of steel plates; the steel plate has high strength, good plasticity and heat resistance, and the frame 63, the plate-type sliding bearing seat 62 and the guide plate 65 are made of steel plates, so that the reliability is improved.

The utility model relates to a tensionable constant feeder, which is characterized in that when a belt needs to be tensioned and adjusted during operation, a first nut is screwed clockwise by a wrench to move the first nut leftwards, then a second nut is screwed clockwise by the wrench, then a tensioning screw rod 61 is moved rightwards under the matching of a frame 63 by the second nut, so that the right end of the tensioning screw rod 61 drives a plate type sliding bearing seat 62 to slide rightwards in a first sliding groove and a second sliding groove respectively, the plate type sliding bearing seat 62 drives one end of a carrier roller type roller 64 to move rightwards through a joint bearing 66, the joint bearing 66 performs centering operation on one end of the carrier roller type roller 64 while driving one end of the carrier roller type roller 64 to move rightwards, then the carrier roller type roller 64 tensions the belt, after tensioning is finished, the first nut is rotated anticlockwise by the wrench, so that the right end of the first nut abuts the left end of the frame 63.

According to the tensionable constant feeder, a device for cleaning a belt conveying surface by a scraping device 7 and a cleaning device 9 is further arranged on a machine body 1 of the tensionable constant feeder; an anti-deviation device 8 for preventing the belt from deviating is also arranged; a dust cover 10 for preventing dust from flying when the material falls is also arranged; the above device can further strengthen the function of the constant feeder.

The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, several modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.

Claims

1. The tensionable quantitative feeder is characterized by comprising a machine body, wherein a hopper is arranged on one side above the machine body; the machine body is provided with two rollers connected through a belt, a plurality of carrier rollers are uniformly arranged between the two rollers and are positioned below the upper belt; a weighing device is arranged below the upper side belt; the roller close to one side of the hopper is provided with a tensioning device, the tensioning device comprises a tensioning screw rod, a plate-type sliding bearing seat, a frame, a roller-supporting roller, four groups of guide plates, a joint bearing and a joint bearing fixing part, the two groups of guide plates are fixedly connected with the top end of the inner side of the frame through bolts and form a first middle groove, the other two groups of guide plates are fixedly connected with the bottom end of the inner wall of the frame through bolts and form a second middle groove, the upper end and the lower end of the plate-type sliding bearing seat are respectively and slidably mounted in the first sliding groove and the second sliding groove, the joint bearing is mounted on the plate-type sliding bearing seat through the joint bearing fixing part, the left end of the frame is provided with an opening, the right end of the tensioning screw rod penetrates to the inner side of the frame from the left end of the opening and is fixedly connected with the left end of the plate-type sliding bearing seat, the first nut and the second nut are respectively in threaded connection with the tensioning screw rod, the first nut is arranged on the left side of the frame, the second nut is arranged on the inner side of the frame, and one end of the roller type roller is rotatably connected with the joint bearing.

2. A tensionable feeder according to claim 1, wherein the idler roller incorporates bearings.

3. A tensionable dosing machine as claimed in claim 2 further comprising a first annular shim between the first nut and the frame and fitted over the outside of the tensioning screw, and a second annular shim inside the frame and fitted over the outside of the tensioning screw to the left of the second nut.

4. A tensionable feeder according to claim 3, wherein the frame, the plate slide bearing blocks and the guide plate are all machined from steel plate.

5. A tensionable feeder according to claim 1, further comprising scraping means mounted below the roller on the side remote from the hopper.

6. A tensionable feeder according to claim 1, further comprising a dust shield mounted outside the roller on the side of the hopper remote therefrom.

7. A tensionable feeder according to claim 1, further comprising an anti-deviation device mounted below the body and in contact connection with the underlying belt.

8. A tensionable feeder according to claim 1, further comprising sweeping means mounted below the roller on one side of the pipe hopper.