CN212475056U

CN212475056U - Conical roller

Info

Publication number: CN212475056U
Application number: CN202020448457.XU
Authority: CN
Inventors: 邵利强; 戴国华
Original assignee: Zhejiang Damon Industrial Equipment Co Ltd
Current assignee: Zhejiang Damon Industrial Equipment Co Ltd
Priority date: 2020-03-31
Filing date: 2020-03-31
Publication date: 2021-02-05
Anticipated expiration: 2030-03-31

Abstract

The utility model relates to a commodity circulation trade equipment technical field specifically is a toper roller, including interior roller, the peripheral cover of interior roller is equipped with the outer barrel of toper that the branch taper sleeve that is in proper order head and the tail butt joint was lived along interior roller axial by a plurality of festivals and is constituteed, and wherein it fixes through rigid connection spare to have at least a lesson to divide the taper sleeve on the interior roller, use more nimble fixed effectual again.

Description

Conical roller

Technical Field

The utility model relates to a commodity circulation trade equipment technical field specifically is a toper roller.

Background

The tapered roller is a core part in the curved conveyor, and different linear velocities are generated during operation through different diameters of the large end and the small end of the roller, so that goods are conveyed in a turning way.

The conical rollers commonly used in the market are mainly of two types, 1, steel conical rollers: the roller is integrally formed by steel, the processing technology is complex, the processing is finished by the technologies of die extrusion, forging, polishing, galvanizing and the like, the processing time is long, the cost is high, the roller is not environment-friendly, the fault tolerance rate of the roller is low, if damage occurs, the whole roller needs to be replaced, the weight is heavy, and the roller is not beneficial to installation and use; 2. taper sleeve type roller, on the basis of roller in conventional cylindrical, outlying taper sleeve of suit, realize the roller toper requirement, a because taper sleeve and cylindrical roller cup joint the back, the taper sleeve receives the axial force that the goods produced when passing through always in permanent use, make the taper sleeve roller appear breaking away after using a period, the skew etc., can't satisfy normal use, b great taper sleeve, because the forced position is far away with the holding position distance, current structural strength is not enough, the taper sleeve collapses probably to appear after the use, the deformation scheduling problem appears, c also some producers can coat glue on the taper sleeve and accomplish the joint strength promotion of roller and taper sleeve, nevertheless still appear the not equidimension taper sleeve skew phenomenon after the permanent use easily.

Also, as disclosed in chinese patent publication No. CN103895219B, a tapered roller for manufacturing fresnel lenses is disclosed, which comprises a left fixed shaft 1, a roller body 2 and right fixed

shafts

3, 3 fixedly connected in sequence, wherein the roller body 2 is formed by stacking a plurality of annular microstructures 4 having diameters decreasing from left to right, the annular microstructures 4 are annular ridges disposed on the side surface of the roller body 2, a surface profile of the roller body 2 cut from a tangent plane passing through the axis of the roller body 2 and a profile of the fresnel lenses cut from a plane formed by bidirectional extension of the radius of the fresnel lenses along a direction parallel to the axis

Line matching; the outer end faces of the left fixing shaft 1 and the right fixing shaft 3 are provided with the positioning holes 5, the structure is simple, the rolling forming effect is good, the obtained Fresnel lens is of an integral structure, splicing traces are avoided, the optical performance is good, the diameter of the Fresnel lens is not limited by a machine tool, the large-size requirements of a projection screen and solar light condensation are met, and the combined taper sleeve structure is available, but the biggest problem of the structure in the aspect of logistics is that the instability is too large and faults are easily caused in the long-term use process;

if again for chinese patent publication of CN209352110U, a PVC taper sleeve roller for roller conveyer relates to roller conveyer part technical field, including roller and taper sleeve, the taper sleeve includes taper sleeve and lower taper sleeve, go up one side fixed surface of taper sleeve and install a plurality of latch devices, it passes through latch device and is connected with one side upper surface lock joint of taper sleeve down to go up the taper sleeve, first opening has been seted up to the opposite side upper surface of taper sleeve down, the fixed slot has been seted up to first open-ended inside. This PVC taper sleeve roller for roller conveyer, on the one hand, go up taper sleeve and taper sleeve down and carry out the lock through latch device to the roller, and through the frictional force of last taper sleeve and taper sleeve increase roller down, the cooperation through lug and recess makes the upper and lower both sides of roller fix between last taper sleeve and taper sleeve down, one end through the roller is connected on the conveyer belt, drive roller and taper sleeve through the conveyer belt and roll, carry out more stable transportation to the transported substance, the overall structure that this kind of upper and lower taper sleeve pieced together, use in the commodity circulation trade, intensity can be not enough, still there is the problem of stability, and be easy deformation more, in the turnover use, can not go to the processing that turns to article well.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a use more nimble fixed effectual toper roller again.

The above technical purpose of the present invention can be achieved by the following technical solutions: a conical roller comprises an inner roller body, wherein a conical outer roller body which is composed of a plurality of sections of taper sleeve butt-jointed end to end in sequence along the axial direction of the inner roller body is sleeved on the periphery of the inner roller body, and at least one section of taper sleeve is fixed on the inner roller body through a rigid connecting piece.

Preferably, the taper sleeve is a plastic sleeve or a plastic sleeve.

Preferably, the rigid connecting member is a screw, a bolt, a pin or a rivet.

Preferably, the inner roller is provided with a locking hole for the rigid connecting piece to pass through and lock along the radial direction.

As right the utility model discloses a preferred, it pastes to lean on to divide awl cover an organic whole to be connected with the installation piece on the interior roller, seted up on the installation piece along interior roller radial link up and with the radial installation locating hole that communicates in locking hole.

As right the utility model discloses a preferred, the locating hole is along interior roller axial extension's bar hole, roller axial extension's length is greater than the diameter in locking hole including the locating hole.

As the optimization of the utility model, at least one group of adjacent sub-taper sleeves are clamped in each other.

As right the utility model discloses a preferred, be provided with fastener and draw-in groove on two adjacent minute awl sheathes respectively.

As right the utility model discloses a preferred, interior roller include the roller and round the rolling steel pipe barrel of roller, the inner wall body coupling of branch taper sleeve can paste and lean on the strengthening rib of steel pipe barrel outer wall.

As right the utility model discloses a preferred, the main aspects one side of the outer barrel of toper is equipped with installs the end seal lid on the steel pipe barrel.

The utility model has the advantages that: 1. as different equipment requirements, the length of the whole roller barrel is different, and in order to meet different equipment requirements, the taper sleeve is spliced in a multi-section mode so as to meet different size requirements;

2. effectively prevent the problem that current taper sleeve roller appears after using for a long time, adopt between taper sleeve and the taper sleeve to link to each other through concatenation mode one by one, realize that all taper sleeves are a whole, strengthen the joint strength between taper sleeve and the interior roller.

3. The problem of skew of maximum festival taper sleeve one side is effectively solved, through the design of the sealed lid of end, effectively prevent that the taper sleeve can not take place towards the bad phenomena such as skew of maximum festival taper sleeve one side, escape.

4. The rigid mechanical fixed design of the taper sleeve prevents the taper sleeve from deviating and escaping to the small section side, and the taper sleeve section is connected with the section, so that the radial rotation of the whole conical outer cylinder body can be effectively prevented.

5. The Y-shaped structure of the large-section taper sleeve reinforcing rib can greatly improve the load capacity of the taper sleeve.

Drawings

FIG. 1 is a schematic perspective view of a conical roller with two partial taper sleeves a removed according to an embodiment of the present invention;

FIG. 2 is an enlarged view taken at I in FIG. 1;

fig. 3 is a schematic perspective view of one type of sub-cone sleeve in an embodiment of the present invention;

fig. 4 is a schematic perspective view of the split taper sleeve rigidly connected to the inner roller 1 in the embodiment of the present invention in a disassembled state;

FIG. 5 is a schematic view of a three-dimensional structure in which three consecutive sets of tapered sleeves are sequentially arranged;

FIG. 6 is a perspective view of FIG. 5 from another perspective;

FIG. 7 is a schematic view of a three-dimensional structure of two smallest adjacent sets of divided cones which are sequentially arranged;

fig. 8 is a schematic perspective view of another type of the taper sleeve according to the embodiment of the present invention;

FIG. 9 is a schematic perspective view of the assembled conical roller;

FIG. 10 is a schematic perspective view of a conical roller with a maximum taper sleeve;

FIG. 11 is a cross-sectional view taken axially in FIG. 9;

FIG. 12 is an enlarged view taken at II in FIG. 11;

fig. 13 is a schematic perspective view of the conical roller in a disassembled state at the right end.

Detailed Description

The following specific embodiments are merely illustrative of the present invention, and are not intended to limit the present invention, and those skilled in the art can make modifications of the present embodiments without inventive contribution as required after reading the present specification, but all the embodiments are protected by patent laws and protection within the scope of the present invention.

Example, as shown in fig. 1-13, a tapered roller comprises an inner roller 1, the inner roller 1 can adopt the existing roller structure, generally comprises a left bearing assembly b1 and a right bearing assembly b2, a conventional roller end bearing support assembly with bearings can be adopted, a roller shaft 11 and a steel tube barrel 12 with two ends sleeved on the left bearing assembly b1 and the right bearing assembly b2 are erected on a bearing, the steel tube barrel 12 rolls around the roller shaft 11, the outer periphery of the inner roller 1 is sleeved with a tapered outer barrel 2 consisting of a plurality of tapered sleeves a which are sequentially butted end to end along the axial direction of the inner roller 1, wherein at least one tapered sleeve a is fixed on the inner roller 1 through a rigid connecting piece x, the outer side wall surface of each tapered sleeve is in a conical surface structure, the outer side wall of each tapered sleeve a is in a circular structure in the axial section, therefore, the radial diameter of each partial taper sleeve a in the axial direction is gradually increased from small to large, and meanwhile, the overall size of the adjacent partial taper sleeves a is gradually increased. In two adjacent partial taper sleeves a, the large head end of the small-sized partial taper sleeve a is butted with the small head end of the large-sized partial taper sleeve a, the diameter sizes of the outer side wall surfaces of the two ends are kept consistent as much as possible, and the transition of the partial taper sleeves is more continuous. The key point of the application is that the rigid connecting piece x can enable the taper sleeve to be different from the prior art and be better installed on the inner roller 1, the small-sized taper sleeve a is also called a small section, the large-sized taper sleeve a is also called a large section, and the size is relative to the reference.

The taper sleeve a is a plastic sleeve or a plastic sleeve, can be realized through an injection molding process, is processed by PP or PA and other materials, and has good physical properties. The rigid connecting elements x are preferably screws, bolts, pins or rivets and are preferably locked into the inner drum 1 in the radial direction. The preferable scheme is that the inner roller 1 is provided with a locking hole k for the rigid connecting piece x to pass through and lock along the radial direction. The steel tube cylinder body 12 in the inner roller 1 is a cylindrical roller, and the locking hole k only needs to be formed in the steel tube cylinder body 12 and is perforated along the radial direction. In order to match with the installation structure, the sub-cone sleeve a is integrally connected with an installation piece p which can be attached to the inner roller 1, and preferably integrally connected to the small end of the sub-cone sleeve a, the installation piece p is an arc-shaped sheet structure extending along the axial direction, and is provided with an installation positioning hole p0 which radially penetrates along the inner roller 1 and can be radially communicated with the locking hole k, the installation positioning hole p0 can be designed into a strip-shaped hole extending along the axial direction, so that the position allowance of installation can be increased, and the installation is convenient, of course, the axial length of the installation positioning hole p0 should be greater than the diameter of the locking hole k, and the width of the installation positioning hole p0 in the circumferential direction is kept consistent with the diameter of the locking hole k as much as possible, so as to reduce the rotation of the installation piece p on the radial surface, that is, the displacement in the circumferential direction: the positioning hole p0 is along the interior roller 1 axially extending's a banding hole, the length that the positioning hole p0 extends in interior roller 1 axial is greater than the diameter of locking hole k. For hiding the mounting piece p, it is further preferable that the end of the partial cone sleeve a is integrally connected with a segment of the inner contraction section s1 in the radial direction of the shaft, and then the inner contraction section s1 is integrally connected with another partial cone sleeve a capable of extending into the adjacent partial cone sleeve a, wherein the mounting piece p is preferably arranged at the small head end, so that the mounting piece p extends axially leftward into the adjacent partial cone sleeve a at the small head end position of the partial cone sleeve a with the mounting piece p. In the time of the equipment, locking hole k and installation locating hole p0 butt joint to through rigid connection piece x radially lock can, this minute taper sleeve a just can lock on steel tube barrel 12 very firmly like this, can also guarantee that other minute taper sleeve a's position is more stable, has reduced axial and radial displacement.

In order to further optimize the structure of the whole roller, at least one group of adjacent partial cone sleeves a in all the partial cone sleeves a are clamped. Before describing the clamping structure, the present embodiment needs to introduce a structure that adjacent partial taper sleeves a can be stacked left and right by using a sleeved structure, so that the left and right ends of the partial taper sleeves a can be integrally connected with an insertion piece c that can be inserted into the adjacent partial taper sleeves, the insertion piece c is preferably designed at the left end of the partial taper sleeve a in the present embodiment, that is, at the small end, and the radially outer surface of the insertion piece c should preferably be capable of being inserted into the sleeve at the right end of the previous partial taper sleeve a adjacent to the left side and have a certain contact force with the inner wall of the sleeve. The inner wall of the sub-cone sleeve a is preferably integrally connected with reinforcing ribs j which are distributed in a circumferential array shape and extend in the axial direction, and the circumferential direction interval size between two reinforcing ribs j adjacent in the circumferential direction can be kept consistent with the circumferential direction of the insertion piece c on the sub-cone sleeve adjacent on the right side, so that the insertion piece c can be inserted into the big end of the previous sub-cone sleeve and can be inserted into the interval position of two reinforcing ribs j adjacent in the circumferential direction to obtain circumferential direction limitation, and circumferential rotation between the two sub-cone sleeves is reduced.

The design of the clamping connection is to insert and sleeve between adjacent partial taper sleeves to be more stable, and the scheme is as follows: and the two adjacent sub taper sleeves a are respectively provided with a clamping sheet h1 and a clamping groove h 2. The clamping connection is carried out by designing an inverted buckle structure mode. The engaging piece h1 is also required to be inserted into the previous partial cone sleeve, so the aforementioned inserting piece c can be used as the base body of the engaging piece h1, if the inserting piece c is an arc-shaped piece body extending axially and the inner and outer surfaces in the radial direction are smooth surfaces, the engaging piece h1 can be integrally connected with an axially extending engaging strip h10 on the outer surface in the radial direction of the inserting piece c in the contact of the inserting piece c, while the engaging groove h2 can be directly formed on the inner wall of the partial cone sleeve, or an arc-shaped convex strip h20 extending circumferentially and protruding in the radial direction can be integrally connected with the inner wall of the partial cone sleeve, and a step groove is formed between the arc-shaped convex strip h20 and the inner wall of the partial cone sleeve to be used as the engaging groove h 2.

In addition, regarding the structure of the reinforcing rib j, the foregoing also relates that, because the steel tube cylinder 12 is cylindrical, and the sub-cone sleeve is conical, the sleeve thickness is generally uniform, and the radial dimension of the reinforcing rib j is gradually increased along the axial direction, so that one side of the reinforcing rib j close to the shaft can better abut against the steel tube cylinder 12, that is, one end of a plurality of reinforcing ribs j in the same sub-cone sleeve, which are in a circumferential array, close to the shaft is surrounded to form an inner ring through which the steel tube cylinder 12 passes and is sleeved, and the diameter dimension of the inner ring formed by the reinforcing ribs of each sub-cone sleeve is controlled to be consistent as much as possible, so that the uniform fitting degree with the steel tube cylinder 12 is ensured, and the. Particularly, a reinforcing rib on the large-section taper sleeve is integrally connected with an enhanced attaching rib j0 which extends axially and is arc-shaped by an axis, the circumferential length of the reinforcing rib is greater than the thickness of the reinforcing rib, and the enhanced attaching rib j0 and the connecting point of the reinforcing rib j divide the enhanced attaching rib j0 into two halves to form a Y-shaped structure, and the structural strength and the attaching degree of the steel tube barrel 12 can be further improved by the Y-shaped structural design on the taper sleeve reinforcing rib.

In addition, the end sealing cover 3 installed on the steel tube cylinder 12 is arranged at the large end of the conical outer cylinder 2, namely one side of the large end of the largest-section taper sleeve at the right side, and the end cover can also be an injection molding piece. The bearing seat of the right bearing assembly b2 can be integrally connected with an annular limiting plate m, the bearing seat can also adopt an injection molding piece, the end sealing cover 3 is sleeved on the bearing seat and is positioned on the left side of the limiting plate m to obtain right side limiting, the left side surface of the end sealing cover 3 blocks the right end surface of the largest section taper sleeve to limit, the left side part of the bearing seat of the right bearing assembly b2 needs to be tightly sleeved into the steel tube cylinder 12, preferably, the right side in the steel tube cylinder 12 can also be supported on the left side surface of the end sealing cover 3, and the movement of the taper sleeve is effectively reduced in a tail end assembly fixing mode.

The following recommends one way of assembling this embodiment:

1. the end sealing cover 3 is of a structure with holes on left and right, and can be sleeved into a bearing seat of the right bearing assembly b2 from left to right until the bearing seat abuts against the left side of the limiting plate m;

2. inserting the left part of the bearing seat of the right bearing assembly b2 into the right end part of the steel tube cylinder 12, enabling the right end face of the steel tube cylinder 12 to abut against the left side face of the end sealing cover 3 rightwards, pre-threading the roller shaft 11 on the bearing of the right bearing assembly b2, inserting the roller shaft 11 into the steel tube cylinder 12 along with the bearing seat, or inserting the roller shaft 11 after the whole roller is assembled;

3. then, the largest-section taper sleeve a is sleeved on the steel tube cylinder 12 from left to right, and the right end face of the taper sleeve a also abuts against the left side face of the end sealing cover 3;

4. inserting and sleeving all the taper sleeves a with gradually reduced sizes from left to right in sequence, and when encountering the taper sleeve a with the mounting sheet p, locking in the locking mode through a rigid connecting piece x, wherein the taper sleeves are also inserted and sleeved in the same way until the smallest taper sleeve at the leftmost end;

5, inserting the right side part of the bearing seat of the left bearing assembly b1 into the left end part of the steel tube cylinder 12 and tightly embedding, and making the right side end face of the bearing seat of the left bearing assembly b1 abut against the left end face of the steel tube cylinder 12, of course, in the case of the roll shaft 11, the roll shaft 11 passes through the bearing in the left bearing assembly b1, and then the whole assembly process can be completed.

In order to further optimize the structure, the part of the steel tube cylinder 12 near the left end has a section exposed outside, as shown in fig. 9, the smallest section, that is, the leftmost partial cone sleeve, does not completely wrap the steel tube cylinder 12, that is, the conical outer cylinder 2 preferably does not completely surround the steel tube cylinder 12 in the peripheral area of the steel tube cylinder 12, so that the exposed part of the steel tube cylinder 12 near the multiple ends can be contacted with objects, of course, the control of the size margin can be improved, in addition, the left bearing assembly b1 on the side usually adopts a bearing seat with a belt tooth assembly on the periphery, and a driving belt is connected as the belt pulley assembly, if the leftmost partial cone sleeve is too far left, if left displacement occurs, the belt and other components can be touched to influence the rotation of the roller;

on the other hand, as shown in fig. 7, the three-dimensional structure schematic diagram of the smallest two adjacent partial cones arranged in sequence, that is, the structural diagram of the leftmost two partial cones, the insertion piece c or the engagement piece h1 mentioned above is preferably arranged at the small head end of the partial cone, more precisely, the end structural design of the 3 rd partial cone including the 3 rd partial cone is a better preferred mode, and the more optimized connection mode of the first and second partial cones is that the large head end side of the first partial cone forms the engagement piece h1 inserted into the second partial cone, because there is no connection part at the front side of the first partial cone, the connection needs to be maintained stably by means of the second partial cone, while the small head end part of the second partial cone is provided with the corresponding engagement slot h2, and the large head end side of the second partial cone can be provided with the engagement slot 2 matched with the left third partial cone, therefore, the second-section taper sleeve can be used as a connecting bridge for the watershed of each taper sleeve after the first-section taper sleeve and the 3 third-section taper sleeve, each taper sleeve after the third-section taper sleeve can be regarded as a small whole, the third-section taper sleeve can be used as a fixed source, the third-section taper sleeve is provided with a mounting piece p and is rigidly fixed on the steel pipe barrel 12 through a rigid connecting piece, the mounting piece p is arranged at the small head end of the third-section taper sleeve and can extend into the second-section taper sleeve, and meanwhile, the small head end of the third-section taper sleeve is also provided with a clamping piece h1 to improve the connecting strength of the third-section taper sleeve and the second-section taper sleeve. Of course, the engaging piece h1 may be inserted between two adjacent ribs of the previous divided sleeve, like the inserting piece c. The small end of the cone sleeve from the fourth cone sleeve to the rightmost end can be simply provided with the insertion piece c, the structure of the clamping piece h1 is not required, the installation efficiency can be improved, the clamping piece h1 is required to be bent a little to be clamped with the groove body during installation, force is required, and therefore, hidden danger always exists, and the use of the clamping piece can be reduced by the rear cone sleeve. In addition, the Y-shaped structure of the reinforcing rib can be applied to at least two sections of partial taper sleeves at the tail end of the right side, because the radial dimension of the position is the largest position, the side surface area of the partial taper sleeve at the position is larger, the received force is more, the direction is more unstable, and better bearing capacity is needed.

The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily think of various equivalent modifications or replacements within the technical scope of the present invention, and these modifications or replacements should be covered within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims

1. A tapered roller, characterized in that: the roller comprises an inner roller (1), wherein a conical outer barrel (2) consisting of a plurality of sections of taper sleeves (a) which are sequentially butted end to end along the axial direction of the inner roller (1) is sleeved on the periphery of the inner roller (1), and at least one section of taper sleeve (a) is fixed on the inner roller (1) through a rigid connecting piece (x).

2. A tapered roller according to claim 1, wherein: the taper sleeve (a) is a plastic sleeve or a plastic sleeve.

3. A tapered roller according to claim 1, wherein: the rigid connecting piece (x) is a screw, a bolt, a pin or a rivet.

4. A tapered roller according to claim 3, wherein: and the inner roller (1) is provided with a locking hole (k) for the rigid connecting piece (x) to pass through and lock along the radial direction.

5. A tapered roller according to claim 4, wherein: divide the taper sleeve (a) to go up an organic whole and be connected with and paste and lean on installation piece (p) on interior roller (1), set up on installation piece (p) along interior roller (1) radially link up and with the installation locating hole (p 0) of locking hole (k) radial intercommunication.

6. A tapered roller according to claim 5, wherein: the positioning hole (p 0) is a strip-shaped hole extending along the axial direction of the inner roller (1), and the length of the positioning hole (p 0) extending along the axial direction of the inner roller (1) is larger than the diameter of the locking hole (k).

7. A tapered roller according to claim 2, wherein: at least one group of adjacent sub taper sleeves (a) in all the sub taper sleeves (a) are clamped.

8. A tapered roller according to claim 7, wherein: and the two adjacent sub-taper sleeves (a) are respectively provided with a clamping sheet (h 1) and a clamping groove (h 2).

9. A tapered roller according to claim 2, wherein: the inner roller (1) comprises a roller shaft (11) and a steel pipe cylinder body (12) rolling around the roller shaft (11), and the inner wall of the sub-taper sleeve (a) is integrally connected with a reinforcing rib(s) capable of being attached to the outer wall of the steel pipe cylinder body (12).

10. A tapered roller according to claim 9, wherein: and one side of the large end of the conical outer cylinder body (2) is provided with an end sealing cover (3) arranged on the steel tube cylinder body (12).