CN214454258U - Rolling element mounting structure of anticreep - Google Patents

Abstract

The utility model relates to a rolling element mounting structure of anticreep, include: rolling element, bolster and casing. The rolling part comprises a bracket and a rolling body rotationally connected with the bracket, and a limiting part is arranged on the outer surface of the bracket; the buffer part is an elastic buffer part and is arranged on one side of the bracket far away from the rolling body; the casing has the mounting groove that supplies bolster, rolling element to pack into along the installation direction, and the mounting groove is equipped with the butt portion with spacing portion butt, and the mounting groove is deviate from along the installation direction to the spacing portion of butt portion locking. The utility model discloses a set up spacing portion and with the butt portion of spacing portion butt, prevented that the rolling element from deviating from, improve the rolling reliability to set up the bolster and provide elastic buffer for the rolling element, prevent that the rolling element from deforming damage when receiving the impact.

Description

Rolling element mounting structure of anticreep

Technical Field

The utility model relates to a mechanical equipment makes the field, especially relates to conveying equipment, specifically is a rolling element mounting structure of anticreep.

Background

For some relative sliding devices, in order to reduce the moving resistance, it is a common technical means to install rolling bodies. For example, the rolling bodies are arranged between the traction member and the track chute in the scraper conveyor, so that the friction force between the traction member and the track chute can be reduced, the energy loss is reduced, and the energy consumption is reduced. However, in a complicated production operation, the structure of the rolling body has the problem of easy equipment detachment, once the rolling body detaches, the reliability of the equipment and the continuity of the operation are affected, and in a serious case, the whole production can be interrupted.

SUMMERY OF THE UTILITY MODEL

For solving the problem that exists among the prior art, the utility model provides a rolling element mounting structure of anticreep can prevent that the rolling element from deviating from, and can receive when assaulting at the rolling element, provides the buffering for the rolling element, improves the stability of rolling effect and overall structure's reliability. In addition, the components of the utility model are reliable and compact in connection, strong in supporting force and not easy to deviate; the installation is convenient and fast; convenient manufacture and low cost.

The utility model adopts the technical proposal that:

an anti-drop rolling body mounting structure comprises a rolling element, a buffer element and a shell. The rolling part comprises a bracket of which the outer surface is provided with a limiting part and a rolling body rotationally connected with the bracket; the buffer part is an elastic buffer part and is arranged on one side of the bracket far away from the rolling body; the casing has the mounting groove that supplies rolling element and buffer to pack into along the installation direction, and the mounting groove is equipped with and stops spacing portion butt and can break off the butt portion of mounting groove along the installation direction.

The utility model discloses a working process does: the mounting groove is packed into at first along the installation direction to the bolster, and later the mounting groove is packed into towards the bolster to rolling member support one side, packs into spacing portion of in-process and butt portion butt of mounting groove at the rolling member, and the installation finishes this moment, and the rolling member can't break away from the mounting groove under the butt effect of spacing portion and butt portion. When the rolling element receives the impact that the outside brought, the rolling element presses to the bolster, and the bolster provides the elastic buffer effect for the rolling element, has improved the rolling stability of rolling element. In addition, in the installation, the rolling piece can extrude the bolster, and after the installation, the bolster produces the elasticity opposite with the installation direction, and this elasticity acts on the support, for the butt effect produces the pretightning force, both prevents spacing portion and butt portion butt effect lax, prevents again that the bolster from shifting in the mounting groove.

Further, the butt joint portion is a protrusion protruding out of the groove wall of the mounting groove, the support is provided with a groove for inserting the protrusion, and the side wall of the groove forms a limiting portion. After the arch inserted the recess, arch and recess slidable relatively worked as the utility model discloses by flip-chip, slope or when lifting up, spacing portion prevents the recess to break through with bellied butt, has prevented promptly to deviate from the mounting groove with the rolling member that the support rotation is connected.

Further, the shell is a polyurethane shell. The shell made of polyurethane has high hardness and elasticity, and due to the elasticity of the shell, the bulge is easier to insert into the groove, so that the installation performance is better; because the characteristic that its hardness is high, the recess is difficult for breaching bellied butt, and the mounting groove is difficult for deviating from promptly to the rolling member, has better anticreep effect. In addition, the buffering piece can also be a polyurethane buffering piece, different mixing ratios are adopted, the hardness of the shell can be higher than that of the shell, and the elasticity of the buffering piece is better and is combined for use.

Furthermore, the outer surface of the support is provided with a first part, the groove wall of the mounting groove is provided with a second part, when the rolling element compresses the buffer element to a set position, the second part is abutted against the first part, and the rolling element is stopped to move towards the buffer element. When the rolling element receives the impact, the buffer piece is compressed, when the impact that the rolling element received is too big, the buffer piece can be excessively compressed, the second portion will stop the removal of first portion this moment, undertakes excessive impact, prevents the rolling element excessively to compress the buffer piece promptly, avoids the buffer piece to warp excessively or directly inefficacy, prevents that the rolling element from rolling and supporting the inefficacy, maintains the life of buffer piece.

Further, the support is cylindrical, the groove is an annular groove, and the protrusion is an annular protrusion. The cylindrical bracket, the annular groove and the annular bulge make the utility model easier to demould and process during manufacturing; when the assembly is carried out, the alignment is not needed, and the assembly is easier.

Further, the support is cylindrical, and the recess is equipped with two at least, and each recess sets up at the hoop interval of support. A plurality of recesses and a plurality of bellied cooperation have prevented the recess to move on the hoop, reduce the friction between support lateral surface and the mounting groove cell wall promptly, prolong the utility model discloses a life.

Further, the rolling element and the buffer element are cast integrally. The rolling element and the buffering element are integrated in the integral pouring, and only need to be installed once, installation steps are reduced, the situation that the buffering element is omitted is avoided, the rolling element cannot be taken out under the action of butt, and the situation that one of the rolling element and the buffering element is lost when the rolling element and the buffering element need to be matched for use is also prevented.

Further, the buffer member side faces are recessed inward. This sunken department and mounting groove cell wall form the space within a definite time, and this space receives the impact at the rolling element, and when the bolster was compressed, on the basis that the bolster possesses the elastic deformation characteristic, the deformable space of increase bolster brought better shock-absorbing capacity.

Further, the buffer member is provided with a through hole extending in the mounting direction. The through holes are arranged, so that the weight of the whole structure is reduced, the material is saved, the cost is reduced, the deformation space of the buffer piece is increased, and the buffer performance is better.

Further, the support is formed with the first boss that inserts the through-hole, and the diapire of mounting groove is formed with the second boss that inserts the through-hole. The first boss is inserted into the through hole, so that the connectivity of the bracket and the buffer piece is increased, and when the bracket and the buffer piece are separately assembled, the positioning of the bracket and the buffer piece is facilitated; the through-hole is inserted to the second boss, has increased the connectivity of bolster and mounting groove, when the bolster was packed into in the mounting groove, was convenient for find the position accurately, has made things convenient for the location of bolster, thereby has prevented to warp excessively or inefficacy because of the inaccurate bolster atress that leads to in location.

The beneficial effects of the utility model reside in that:

1. the rolling body is rotatably connected with the support, the outer surface of the support is provided with a limiting part, and the mounting groove is provided with a butting part which is butted with the limiting part, so that the butting part stops the rolling body to be separated along the mounting direction under the butting action;

2. when the rolling body is impacted by the outside, the rolling element presses against the buffer piece, and the buffer piece provides an elastic buffer effect for the rolling body, so that the rolling stability of the rolling body is improved;

3. during installation, the rolling piece can extrude the buffer piece, after installation is finished, the buffer piece generates elastic force opposite to the installation direction, the elastic force acts on the bracket to generate pretightening force for abutting action, and therefore the abutting action of the limiting part and the abutting part is prevented from loosening, and the buffer piece is prevented from shifting in the installation groove;

4. the shell is a polyurethane shell, the shell made of polyurethane has high hardness and elasticity, and due to the elasticity of the shell, the bulge is easier to insert into the groove, so that the installation performance is better; because the characteristic that its hardness is high, the recess is difficult for breaching bellied butt, and the mounting groove is difficult for deviating from promptly to the rolling member, has better anticreep effect.

5. The first portion and the second portion are abutted to stop the rolling element from excessively compressing the buffer piece, excessive deformation or direct failure of the buffer piece is avoided, rolling support failure of the rolling element is prevented, and the service life of the buffer piece is maintained.

Drawings

The accompanying drawings, which are described herein, serve to provide a further understanding of the invention and constitute a part of this specification, and the exemplary embodiments and descriptions thereof are provided for explaining the invention without unduly limiting it. In the drawings:

FIG. 1 is an installation schematic of an exemplary embodiment of the present invention;

FIG. 2 is a schematic view of the illustrative embodiment of FIG. 1 after installation;

fig. 3 is a perspective view of the exemplary embodiment of fig. 1 in use.

1. A rolling member; 11. a limiting part; 12. a support; 121. a first boss; 13. a rolling body; 14. a ball bearing; 15. a first part; 2. a buffer member; 21. a through hole; 3. a housing; 31. mounting grooves; 311. a second boss; 32. an abutting portion; 33. a second part.

Detailed Description

In order to more clearly understand the technical features, objects, and effects of the present invention, embodiments of the present invention will now be described with reference to the accompanying drawings, in which the same reference numerals indicate the same or structurally similar but functionally identical elements.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present application, however, the present application may be practiced in other ways than those described herein, and therefore the scope of the present application is not limited by the specific embodiments disclosed below.

As shown in fig. 1, the anti-drop rolling element mounting structure includes a rolling element 1, a buffer 2, and a housing 3. The rolling element 1 comprises a bracket 12 with a limiting part 11 on the outer surface and a rolling element 13 rotationally connected with the bracket 12; the buffer 2 is an elastic buffer 2 and is arranged on one side of the bracket 12 far away from the rolling body 13; the housing 3 has a mounting groove 31 into which the rolling member 1 and the damper 2 are fitted in the mounting direction, and the mounting groove 31 is provided with an abutting portion 32 which abuts against the stopper portion 11 and can stop the stopper portion 11 from coming out of the mounting groove 31 in the mounting direction.

The arrow shown in fig. 1 is the installation direction, the cushion member 2 is first installed in the installation groove 31 along the installation direction, then the bracket 12 side of the rolling member 1 is installed in the installation groove 31 toward the cushion member 2, the limiting portion 11 abuts against the abutting portion 32 in the process of installing the rolling member 1 in the installation groove 31, at this time, the installation process is completed, and as shown in fig. 2, the rolling member 1 cannot be separated from the installation groove 31 under the abutting action of the limiting portion 11 and the abutting portion 32. When the rolling body 13 is impacted by external force, the rolling element 1 presses the buffer piece 2, and the buffer piece 2 provides elastic buffer action for the rolling body 13, so that the rolling stability of the rolling body 13 is improved. In addition, in the installation process, the rolling element 1 can extrude the buffer element 2, after the installation is finished, the buffer element 2 generates elastic force opposite to the installation direction, the elastic force acts on the bracket 12 to generate pretightening force for the abutting action, and the abutting action of the limiting part 11 and the abutting part 32 is prevented from loosening, and the buffer element 2 is prevented from shifting in the installation groove 31.

To the utility model discloses a further optimization part lies in, (as right the utility model discloses a further optimization), the surface of support 12 is equipped with first portion 15, and the cell wall of mounting groove 31 is equipped with second portion 33, and when rolling member 1 compressed bolster 2 to setting for the position, second portion 33 and first portion 15 butt, stop rolling member 1 moved to bolster 2. When rolling member 1 receives the impact in transportation process or working process, bolster 2 is compressed, the impact that receives when rolling member 1 is too big, bolster 2 will be excessively compressed, at this moment, the butt of first portion 15 and second portion 33 will prevent the removal of first portion 15, undertake excessive impact, prevent rolling member 1 excessively to compress bolster 2 promptly, avoid bolster 2 to warp excessively or direct inefficacy, prevent to roll support the inefficacy to rolling member 1, avoid the rolling that leads to from this unreliable, and maintain the life of bolster 2.

As shown in fig. 1, the abutting portion 32 is a protrusion protruding from the wall of the mounting groove 31, the bracket 12 is formed with a groove into which the protrusion is inserted, and the wall of the groove forms the stopper 11. After the protrusion is inserted into the groove, the protrusion can relatively slide in the groove, and when the embodiment shown in fig. 1 is flipped, tilted or lifted, the limiting portion 11 prevents the groove from breaking through the abutment with the protrusion, i.e. prevents the rolling member 1 rotatably connected with the bracket 12 from coming out of the mounting groove 31. Obviously, as shown in fig. 1, in the embodiment, the upper side wall of the protrusion is the second portion 33, and the upper groove wall of the groove is the first portion 15, for the sake of clarity, the "upper side wall" and the "upper groove wall" are both described according to the reference direction of the picture, and should not be taken as a limitation to the present invention. In addition, the abutting portion 32 is not limited to a protrusion protruding from the groove wall of the mounting groove 31, the limiting portion 11 is not limited to a groove wall of a groove for inserting the protrusion, in other embodiments, the limiting portion 11 may also be a protrusion protruding from the outer surface of the bracket 12, the mounting groove 31 may be formed to be a groove for inserting the protrusion, and the side wall of the groove forms the abutting portion 32, and the form of the limiting portion 11 and the abutting portion 32 in the embodiment shown in fig. 1 cannot be taken as a limitation of the present invention.

Specifically, the housing 3 is a polyurethane housing. The housing 3 made of polyurethane has high hardness and elasticity, and first, the projection is more easily inserted into the groove due to its elastic property, resulting in better installability; secondly, the housing 3 can deform in the transverse direction, so that when the rolling body 13 is subjected to large transverse impact, the housing deforms to play a role in vibration reduction and buffering; thirdly, the shell 3 can realize interference pre-tightening to a certain degree on the rolling element 1, so that the constraint effect is further improved, and the rolling element 1 is prevented from being separated. In addition, due to the characteristic of high hardness, the groove is not easy to break through the convex butt, namely, the rolling piece 1 is not easy to be separated from the mounting groove 31, and the anti-falling effect is better. As right the utility model discloses further optimization, bolster 2 also is the polyurethane bolster, adjusts the batching setting, makes bolster 2 have outside good elasticity, the variability, sets for casing 3 and bolster 2's hardness differentiation, makes bolster 2's hardness be less than casing 3's hardness to can have better buffering, supporting effect.

Further, the support 12 and the buffer member 2 are cylindrical, the groove is an annular groove, and the protrusion is an annular protrusion. Due to the structure, the embodiment shown in FIG. 1 is easier to demould and process during manufacturing; when the assembly is carried out, the alignment is not needed, and the assembly is easier.

In the embodiment shown in fig. 1, the grooves are arranged in a ring shape and the protrusions are also arranged in a ring shape, which is not intended to limit the shape of the grooves and protrusions, and in alternative embodiments, this arrangement may be made: at least two grooves may be provided, and each groove is provided at intervals in the circumferential direction of the stent 12. With the structure, after assembly, the rolling part can be stopped to rotate relative to the shell because the protrusion is limited in the single groove, and the matching of the plurality of grooves and the plurality of protrusions can prevent the grooves from moving upwards in the annular direction, namely, the friction between the outer side surface of the support 12 and the groove wall of the mounting groove 31 is reduced, and the service life is prolonged.

As shown in fig. 1, the rolling element 1 is cast in one piece with the damping element 2. Rolling member 1 and bolster 2 form integratively in integrative pouring process, only need once install alright when using, saved installation step to stop taking place to omit installation bolster 2, but the condition that rolling member 1 can not be taken out under the butt effect has also prevented appearing when rolling member 1 and bolster 2 need supporting use, one of them condition of losing.

As shown in fig. 1, the buffer 2 is recessed inward in its side surface. A space is formed between the concave part and the groove wall of the mounting groove 31, the space is impacted on the rolling element 1, and when the buffer element 2 is compressed, the deformable space of the buffer element 2 is increased on the basis that the buffer element 2 has elastic deformation characteristics, so that better buffer performance is brought.

As shown in fig. 1, the cushion member 2 is provided with a through hole 21 extending in the mounting direction. The through holes 21 reduce the weight of the whole structure, save materials and reduce cost, and increase the deformation space of the buffer member 2, so that the buffer performance is better.

In addition, the bracket 12 may be formed with a first boss 121 inserted into the through hole 21, and the bottom wall of the mounting groove 31 may be formed with a second boss 311 inserted into the through hole 21. The first bosses 121 are inserted into the through holes 21, so that the connectivity between the bracket 12 and the buffer member 2 can be increased, and when the bracket 12 and the buffer member 2 are separately assembled, the positioning between the bracket 12 and the buffer member 2 can be facilitated; the second boss 311 is inserted into the through hole 21, so that the connectivity between the buffer member 2 and the mounting groove 31 can be increased, when the buffer member 2 is installed in the mounting groove 31, the position can be conveniently found, and the positioning of the buffer member 2 can be facilitated. Through the insertion positioning of the first boss 121 and the second boss 311 with the buffer member 2, the position of the buffer member 2 in the mounting groove 31 can be conveniently fixed, so that in some embodiments in which the section of the buffer member 2 is smaller than that of the mounting groove 31, the buffer member 2 can have sufficient deformation space, the situation that the buffer member 2 deviates from the center of the rolling member 1 can be prevented, further, the imbalance of the buffer force caused by the imbalance can be prevented, and the permanent deformation or the failure of the buffer member 2 caused by the local repeated bearing of the overlarge load can be prevented.

Obviously, the rolling element 13 may be any rolling structure known to those skilled in the art, such as a sphere and a roller, and in the embodiment shown in fig. 1, the rolling element 13 is a sphere, and the rolling element 13 is provided with a ball 14 at the rotational connection with the bracket 12 to reduce friction and enhance rotational performance, and compared with a roller, the sphere is convenient to install, reliable in performance, simple to maintain, and has better rotational flexibility, more flexible transmission, and greatly improved universal performance.

In addition, as shown in fig. 3, when in use, the distribution density of the present invention can be set arbitrarily according to different load-bearing requirements.

The embodiments in the present specification are described in a progressive manner, and the same and similar parts among the embodiments are referred to each other, and each embodiment focuses on the differences from the other embodiments. In particular, for the system embodiment, since it is substantially similar to the method embodiment, the description is simple, and for the relevant points, reference may be made to the partial description of the method embodiment.

The above description is only an example of the present application and is not intended to limit the present application. Various modifications and changes may occur to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application should be included in the scope of the claims of the present application.

Claims (10)

1. An anti-drop rolling body mounting structure is characterized by comprising,

the rolling part comprises a bracket and a rolling body which is rotationally connected with the bracket, and a limiting part is arranged on the outer surface of the bracket;

the buffer part is an elastic buffer part and is arranged on one side of the bracket away from the rolling body;

the casing, the casing has the confession the bolster the mounting groove that the rolling element was packed into along the installation direction, the mounting groove be equipped with the butt portion of spacing portion butt, butt portion locking spacing portion is followed the installation direction is deviate from the mounting groove.

2. The anti-separation rolling element mounting structure according to claim 1, wherein the abutting portion is a protrusion protruding from a wall of the mounting groove, the bracket is formed with a groove into which the protrusion is inserted, and a side wall of the groove forms the stopper.

3. The anti-drop rolling element mounting structure according to claim 1 or 2, wherein the housing is a polyurethane housing.

4. The rolling element attaching structure according to claim 1, wherein a first portion is provided on an outer surface of the bracket, a second portion is provided on a wall of the attaching groove, and when the buffer member is compressed to a predetermined position by the rolling element, the second portion abuts against the first portion to stop the rolling element from moving toward the buffer member.

5. The anti-separation rolling element mounting structure according to claim 2, wherein the bracket has a cylindrical shape, the groove is an annular groove, and the protrusion is an annular protrusion.

6. The anti-separation rolling element mounting structure according to claim 2, wherein the bracket is cylindrical, at least two grooves are provided, and the grooves are spaced apart in a circumferential direction of the bracket.

7. The anti-drop rolling element mounting structure according to claim 1, wherein said rolling element and said buffer member are integrally cast.

8. The rolling element mounting structure with run-off prevention according to claim 1, wherein said buffer member side surface is recessed inward.

9. The rolling element mounting structure with run-off prevention according to claim 1, wherein said damper is provided with a through hole extending in said mounting direction.

10. The rolling element mounting structure according to claim 9, wherein the bracket is formed with a first boss inserted into the through hole, and a bottom wall of the mounting groove is formed with a second boss inserted into the through hole.

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