阅读说明：本技术 一种无需动平衡的辊筒结构 (Roller structure without dynamic balance ) 是由 翟亚冬 于 2021-03-17 设计创作，主要内容包括：本发明公开了一种无需动平衡的辊筒结构,包括外壳、搭接块、凸块、第一弹簧和套筒,所述外壳的内部活动安装有搭接块,搭接块的末端固定设置有凸块,搭接块的后侧固定连接有第一弹簧,第一弹簧的末端固定连接有套筒,套筒的后侧固定连接有转动块,转动块的外侧活动安装有心轴,心轴的外侧设置有辊筒本体,辊筒本体的表面覆盖有耐磨层；所述搭接块前端的形状为长方体,且搭接块前端的外壁与外壳的内壁之间互相贴合,搭接块通过第一弹簧与套筒之间构成弹性结构,所述套筒通过转动块与心轴之间构成转动结构。该无需动平衡的辊筒结构可以通过高摩擦聚氨酯材料的摩擦层提升整体的摩擦力,解决了现有的辊筒重量大实现动平衡困难的缺陷。(The invention discloses a roller structure without dynamic balance, which comprises a shell, a lapping block, a convex block, a first spring and a sleeve, wherein the lapping block is movably arranged in the shell; the shape of overlap joint piece front end is the cuboid, and laminates mutually between the outer wall of overlap joint piece front end and the inner wall of shell, and the overlap joint piece passes through to constitute elastic construction between first spring and the sleeve, the sleeve passes through to constitute rotating-structure between turning block and the mandrel. This need not roller structure of dynamic balance can promote holistic frictional force through the frictional layer of high friction polyurethane material, has solved the big defect that realizes the dynamic balance difficulty of current roller weight.)

1. The utility model provides a need not roller structure of dynamic balance, includes shell (1), overlap joint piece (2), lug (3), first spring (4) and sleeve (5), its characterized in that: the inside movable mounting of shell (1) has overlap joint piece (2), the fixed lug (3) that is provided with in end of overlap joint piece (2), the first spring of rear side fixedly connected with (4) of overlap joint piece (2), the terminal fixedly connected with sleeve (5) of first spring (4), the rear side fixedly connected with turning block (6) of sleeve (5), the outside movable mounting of turning block (6) has mandrel (7), the outside of mandrel (7) is provided with roller body (13), the surface covering of roller body (13) has wearing layer (14).

2. A roller construction without dynamic balancing according to claim 1, characterized in that: the shape of overlap joint piece (2) front end is the cuboid, and laminates mutually between the outer wall of overlap joint piece (2) front end and the inner wall of shell (1), constitutes elastic construction between overlap joint piece (2) through first spring (4) and sleeve (5).

3. A roller construction without dynamic balancing according to claim 1, characterized in that: the sleeve (5) forms a rotating structure through the rotating block (6) and the mandrel (7), and the horizontal center lines of the sleeve (5), the rotating block (6) and the mandrel (7) are on the same straight line.

4. A roller construction without dynamic balancing according to claim 1, characterized in that: the inner portions of the left end and the right end of the mandrel (7) are both hollow, the left end and the right end of the mandrel (7) are respectively movably provided with a support rod (9), a second spring (8) is fixedly connected between each support rod (9) and the adjacent support rod (9), limit blocks (10) are fixedly connected to the left side and the right side of each support rod (9), a connecting shaft (15) is fixedly connected to the front end of each support rod (9), and a tether (16) is fixedly arranged between each connecting shaft (15) and the adjacent connecting shaft (15).

5. A roller construction without dynamic balancing according to claim 4, characterized in that: the front end of the supporting rod (9) is provided with a groove (11), a ball body (12) is movably mounted inside the groove (11), the ball body (12) forms a rotating structure through the groove (11) and a limiting block (10), the supporting rod (9) forms a telescopic structure through the limiting block (10) and a mandrel (7), and the supporting rods (9) are symmetrically distributed on the upper side and the lower side of the mandrel (7).

6. A roller construction without dynamic balancing according to claim 1, characterized in that: the wear-resistant layer (14) is made of high-friction polyurethane.

Technical Field

The invention relates to the technical field of rollers, in particular to a roller structure without dynamic balance.

Background

The roller is the essential element of conveyer belt, props the conveyer belt through the roller to carry the work to the object, some defects still exist to some conveyer belt rollers current when using, some rollers current when using, the roller of being not convenient for ageing carries out quick replacement work, the change step of roller is more troublesome, moreover current metal roller inertia is bigger when using, is difficult to solve the dynamic balance difficulty of conveyer belt, the result of use is relatively poor.

We have therefore proposed a drum construction which does not require dynamic balancing in order to solve the problems set out above.

Disclosure of Invention

The invention aims to provide a roller structure without dynamic balance, and aims to solve the problems that the traditional steel roller provided by the background art is heavy and difficult to realize dynamic balance.

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a roller structure that need not dynamic balance, includes shell, overlap joint piece, lug, first spring and sleeve, the inside movable mounting of shell has the overlap joint piece, and the end of overlap joint piece is fixed and is provided with the lug, the first spring of rear side fixedly connected with of overlap joint piece, the end fixedly connected with sleeve of first spring, telescopic rear side fixedly connected with turning block, the outside movable mounting of turning block has the mandrel, and the outside of mandrel is provided with the roller body, and the surface covering of roller body has the wearing layer.

Preferably, the shape of overlap joint piece front end is the cuboid, and laminates mutually between the outer wall of overlap joint piece front end and the inner wall of shell, and the overlap joint piece constitutes elastic construction through between first spring and the sleeve.

Preferably, the sleeve forms a rotating structure through the rotating block and the mandrel, and the horizontal center lines of the sleeve, the rotating block and the mandrel are on the same straight line.

Preferably, the inside at both ends is the cavity form about the mandrel, and the equal movable mounting in both ends has the bracing piece about the mandrel, fixedly connected with second spring between bracing piece and the adjacent bracing piece, the equal fixedly connected with stopper in both sides about the bracing piece, the front end fixedly connected with connecting axle of bracing piece, the fixed tether that is provided with between connecting axle and the adjacent connecting axle.

Preferably, the front end of the supporting rod is provided with a groove, a ball body is movably mounted inside the groove, the ball body passes through the groove and forms a rotating structure with the limiting block, the supporting rod passes through the limiting block and forms a telescopic structure with the mandrel, and the supporting rods are symmetrically distributed on the upper side and the lower side of the mandrel.

Preferably, the wear-resistant layer is made of high-friction polyurethane.

Compared with the prior art, the invention has the beneficial effects that: this need not roller structure of dynamic balance:

(1) the friction layer made of high-friction polyurethane material is arranged on the device, so that the friction force can be increased through the friction layer, the defect that the dynamic balance of the existing rollers is difficult to realize due to heavy weight is overcome, and the using effect of the device is improved;

(2) when the device is in use, the roller can be rapidly installed and detached through the first spring on the device, the use convenience of the device is improved, and the position of the supporting rod can be adjusted through the second spring, so that the device can adapt to different belts to be used, and the application range of the device is improved.

Drawings

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

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

FIG. 3 is a schematic view of the structure of FIG. 2 at A according to the present invention;

FIG. 4 is a schematic view of the connection structure of the sleeve and the mandrel of the present invention.

In the figure: 1. a housing; 2. a lapping block; 3. a bump; 4. a first spring; 5. a sleeve; 6. rotating the block; 7. a mandrel; 8. a second spring; 9. a support bar; 10. a limiting block; 11. a groove; 12. a sphere; 13. a roller body; 14. a wear layer; 15. a connecting shaft; 16. and (6) a rope is tied.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: the utility model provides a need not roller structure of dynamic balance, which comprises an outer shell 1, overlap joint piece 2, lug 3, first spring 4, sleeve 5, turning block 6, mandrel 7, second spring 8, bracing piece 9, stopper 10, recess 11, spheroid 12, roller body 13, wearing layer 14, connecting axle 15 and tether 16, the inside movable mounting of shell 1 has overlap joint piece 2, the fixed lug 3 that is provided with in end of overlap joint piece 2, the first spring 4 of the rear side fixedly connected with of overlap joint piece 2, the terminal fixedly connected with sleeve 5 of first spring 4, the rear side fixedly connected with turning block 6 of sleeve 5, the outside movable mounting of turning block 6 has mandrel 7, the outside of mandrel 7 is provided with roller body 13, roller body 13's surface covering has wearing layer 14.

The shape of 2 front ends of overlap joint piece is the cuboid, and laminates mutually between the outer wall of 2 front ends of overlap joint piece and the inner wall of shell 1, and overlap joint piece 2 constitutes elastic construction through between first spring 4 and the sleeve 5, can carry out the block and remove the block to roller body 13 and shell 1 through the elastic construction on the device, has promoted the result of use of device.

The sleeve 5 forms a rotating structure through the rotating block 6 and the mandrel 7, and the horizontal center lines of the sleeve 5, the rotating block 6 and the mandrel 7 are on the same straight line, so that the stability of the roller body 13 on the device during rotation is ensured.

The inside at both ends is the cavity form about mandrel 7, the equal movable mounting in both ends has bracing piece 9 about mandrel 7, fixedly connected with second spring 8 between bracing piece 9 and the adjacent bracing piece 9, the equal fixedly connected with stopper 10 in the left and right sides of bracing piece 9, the front end fixedly connected with connecting axle 15 of bracing piece 9, fixedly between connecting axle 15 and the adjacent connecting axle 15 be provided with tether 16, can tie connecting axle 15 of both sides about through tether 16, thereby make bracing piece 9 can fix, also can untie tether 16 and make bracing piece 9 can support different conveyer belts, the practicality of device has been promoted.

Recess 11 has been seted up to the front end of bracing piece 9, and the inside movable mounting of recess 11 has spheroid 12, and spheroid 12 passes through to constitute rotating-structure between recess 11 and the stopper 10, and bracing piece 9 passes through to constitute extending structure between stopper 10 and the mandrel 7, and bracing piece 9 symmetric distribution can reduce the resistance when the conveyor belt moves when supporting through the spheroid 12 of bracing piece 9 inside in the upper and lower both sides of mandrel 7.

The material of wearing layer 14 is high friction polyurethane, can increase roller body 13's frictional force through the antifriction material of wearing layer 14, need not to solve the problem of dynamic balance.

The working principle is as follows: when using this roll construction without dynamic balancing, the roll body 13 outside the spindle 7 is first made up of 400kg/m, as shown in FIGS. 1-2³The wear-resistant layer 14 on the outer side of the roller body 13 is made of high-friction polyurethane material, when the wear-resistant layer and the wear-resistant layer are combined, the surface of the metal material is coated with the linking agent, and the linking agent is naturally dried under the conditions that the temperature is 5-25 ℃ and the humidity is less than 70. The non-metallic material is prepared by the following steps of 1: 1: 1, uniformly stirring, injecting into a mold within 30 seconds, keeping under the oil cylinder pressure of 16Mp for more than 60 minutes, demolding, standing at normal temperature for 24 hours, and then lathing. After turning, coating the surface of the non-metal material with epoxy glue twice, treating the high-friction PVC material by the same method, and attaching the high-friction PVC and the non-metal material by using an air cylinder after the epoxy glue on the surface is dried out. After the lamination, the still standing is needed for more than 6 hours to complete the combination work;

as shown in fig. 1-4, when the whole body needs to be disassembled, the bump 3 is pulled to make the overlapping block 2 move to the left side until the overlapping block 2 is separated from the inside of the shell 1, the disassembling operation is completed, the installation operation of the roller body 13 is opposite to the disassembling steps, after the installation, the mandrel 7 rotates on the sleeve 5 through the rotating block 6, when different belts are supported, the supporting rod 9 can be supported through the second spring 8, the limiting block 10 slides in the mandrel 7, so that the ball 12 contacts the surface of the belt, the belt can reduce the abrasion when moving, which is the working process of the whole device, and the content which is not described in detail in the specification belongs to the prior art which is well known by the technicians in the field.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the invention can be made, and equivalents and modifications of some features of the invention can be made without departing from the spirit and scope of the invention.