CN211225223U

CN211225223U - Tensioning texture and assembled cylinder thereof

Info

Publication number: CN211225223U
Application number: CN201921327768.4U
Authority: CN
Inventors: 韦智钟
Original assignee: Liuzhou Zhongke Technology Co ltd
Current assignee: Liuzhou Zhongke Technology Co ltd
Priority date: 2019-08-16
Filing date: 2019-08-16
Publication date: 2020-08-11
Anticipated expiration: 2029-08-16

Abstract

The utility model discloses a tensioning structure and an assembled roller thereof, wherein the tensioning structure comprises a tensioning slide block and an adjusting bolt, the adjusting bolt is rotationally matched in the tensioning slide block, the tensioning slide block comprises a first slide block and a second slide block, and the first slide block and the second slide block are arranged in a crossed and symmetrical manner; the assembled roller comprises a tensioning structure, a roller and a roller surface, wherein the roller comprises an axis and a support piece, and the support piece is symmetrically arranged at two ends of the axis; the roller surface is sleeved outside the roller and positioned in the middle of the axis, and two ends of the inner cavity of the roller surface are respectively connected with the supporting piece; the utility model discloses well tension structure is used for fastening and spacing cylinder and bearing frame, and support piece is used for connecting axle center and roll surface, and cooperation tension structure makes things convenient for the assembly of axle center and roll surface and demolishs.

Description

Tensioning texture and assembled cylinder thereof

Technical Field

The utility model relates to a transportation transfer apparatus technical field especially relates to a tensioning texture and assembled cylinder thereof.

Background

The roller is also called a roller, and is widely applied to various transmission conveying systems and sorting conveying equipment such as rotary screen printing machines, digital printers, mine conveying equipment, papermaking and packaging machinery and the like.

The roller is commonly used in a conveyor for conveying raw materials and products in the industrial and mining industries, and the following problems often occur in the using process: 1. the service life of the roller surface of the roller is not long, and after the roller surface is worn, one roller can only be scrapped and integrally replaced; 2. the bearing of the roller is damaged and is integrally replaced; 3. the damaged parts are removed, and the rest of the good parts are connected into a whole in a welding mode, so that the dismantling difficulty is high, and the recycling rate is low.

Therefore, in the existing roller, the maintenance cost is high, the repair value is low, certain environmental pollution can be caused by the welding mode, and the waste is caused to resources on the whole, and the energy conservation and the environmental protection are not facilitated.

SUMMERY OF THE UTILITY MODEL

This section is for the purpose of summarizing some aspects of embodiments of the invention and to briefly introduce some preferred embodiments. Some simplifications or omissions may be made in this section and in the abstract of the specification and the title of the application to avoid obscuring the purpose of this section, the abstract of the specification and the title of the application, and such simplifications or omissions are not intended to limit the scope of the invention.

In view of the above-mentioned problems existing in the prior art, the present invention is proposed.

Therefore, the to-be-solved technical problem of the utility model is to provide a tensioning texture and assembled cylinder thereof lies in solving the big and complicated problem of equipment of the cylinder damage back maintenance degree of difficulty.

In order to solve the technical problem, the utility model provides a technical scheme: a tensioning structure comprises a tensioning slide block and an adjusting bolt, wherein the tensioning slide block comprises a first slide block and a second slide block, and the first slide block and the second slide block are arranged in a mirror symmetry mode; an adjusting bolt that is rotationally fitted within the tensioning slide.

As a preferred scheme of tension structure and assembled cylinder thereof, wherein: the first sliding block and the second sliding block are equal in number and are in sliding fit with each other.

As a preferred scheme of tension structure and assembled cylinder thereof, wherein: the middle part of the first sliding block is provided with a connecting hole, a driving groove is arranged in the connecting hole, and the adjusting bolt is in running fit with the driving groove.

In order to solve the technical problem, the utility model discloses still provide another kind of concrete technical scheme: the assembled roller comprises a tensioning structure, a roller and a roller surface, wherein the roller comprises an axis and supporting pieces, and the supporting pieces are symmetrically arranged at two ends of the axis; and the roller surface is sleeved on the outer side of the roller and is positioned in the middle of the axis, and the two ends of the inner cavity of the roller surface are respectively connected with the supporting piece.

As a preferred scheme of tension structure and assembled cylinder thereof, wherein: clamping grooves are symmetrically formed in two ends of the axis and are located on two sides of the supporting piece.

As a preferred scheme of tension structure and assembled cylinder thereof, wherein: the support piece includes bearing frame, bearing and jump ring, wherein, connect in the inner ring of bearing frame the bearing, the bearing cup joints on the axle center, just the bilateral symmetry of bearing is provided with the jump ring, the jump ring is installed in the inner chamber of draw-in groove.

As a preferred scheme of tension structure and assembled cylinder thereof, wherein: the diameter of the radial outer ring of the clamp spring is larger than that of the axial center.

As a preferred scheme of tension structure and assembled cylinder thereof, wherein: a plurality of mounting grooves are evenly formed in the edge of the outer ring of the bearing frame, and the tensioning structures are mounted in the mounting grooves.

As a preferred scheme of tension structure and assembled cylinder thereof, wherein: the radial diameter of the bearing frame is smaller than that of the roll surface, and the length of the roll surface is larger than the distance between the bearing frames.

As a preferred scheme of tension structure and assembled cylinder thereof, wherein: the width of the tensioning structure is equal to the width of the mounting groove, and the height of the tensioning structure is larger than the height of the mounting groove.

The utility model has the advantages that:

the utility model discloses well tension structure is used for fastening and spacing cylinder and bearing frame, and support piece is used for connecting axle center and roll surface, and cooperation tension structure makes things convenient for the assembly of axle center and roll surface and demolishs.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without inventive labor. Wherein:

fig. 1 is a schematic view of the tensioning structure and the assembled roller of the present invention.

Fig. 2 is the overall structure schematic diagram of the tensioning structure and the assembled roller thereof.

Fig. 3 is a schematic diagram of the structure of the tensioning structure and the assembled drum in a staggered overlooking manner.

Fig. 4 is a schematic view of the local explosion structure of the support member of the tensioning structure and the assembled drum of the present invention.

Fig. 5 is a schematic view of the whole explosion plane structure of the tensioning structure and the assembled roller of the present invention.

Fig. 6 is a schematic view of the overall radial plane structure of the tensioning structure and the assembled drum of the present invention.

Detailed Description

In order to make the aforementioned objects, features and advantages of the present invention more comprehensible, embodiments accompanying the present invention are described in detail below with reference to the accompanying drawings.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, but the present invention may be implemented in other ways different from the specific details set forth herein, and one skilled in the art may similarly generalize the present invention without departing from the spirit of the present invention, and therefore the present invention is not limited to the specific embodiments disclosed below.

Furthermore, the references herein to "one embodiment" or "an embodiment" refer to a particular feature, structure, or characteristic that may be included in at least one implementation of the invention. The appearances of the phrase "in one embodiment" in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments.

Furthermore, the present invention will be described in detail with reference to the drawings, and in the detailed description of the embodiments of the present invention, for convenience of illustration, the sectional view showing the device structure will not be enlarged partially according to the general scale, and the drawings are only examples, which should not limit the scope of the present invention. In addition, the three-dimensional dimensions of length, width and depth should be included in the actual fabrication.

Example 1

Referring to fig. 1, for a first embodiment of the present invention, a tensioning structure is provided, in which the tensioning structure 100 includes a tensioning slider 101 and an adjusting bolt 102, wherein the tensioning slider 101 includes a first slider 101a and a second slider 102b, and the first slider 101a and the second slider 102b are arranged in a mirror symmetry; an adjusting screw 102, the adjusting screw 102 being a running fit in the tensioning slide 101.

The first slider 101a and the second slider 102b are equal in number and are in sliding fit with each other.

The middle part of the first sliding block 101a is provided with a connecting hole 101a-1, a driving groove is arranged in the connecting hole 101a-1, and the adjusting bolt 102 is in running fit with the driving groove.

Wherein, the tensioning slide block 101 is integrally and rotatably matched with the adjusting bolt 102, the relative position between the first slide block 101a and the second slide block 101b is changed by screwing and rotating the adjusting bolt 102, the first slide block 101a and the second slide block 101b are respectively a group which is mutually matched, the number of the slide blocks between the two groups is the same, at least 2 slide blocks are arranged, and the slide blocks between the two groups are arranged in a mirror symmetry way, as shown in the drawing, a connecting hole 101a-1 is arranged in the middle of the opposite first slide block 101a, the first slide block 101a is taken as a driving block, the second slide block 101b is taken as a pressing block, the adjusting bolt 102 is rotated in the connecting hole 101a-1, the driving groove at the outer side of the adjusting bolt 102 is a bidirectional driving groove, the driving groove paths in the connecting hole 101a-1 in the oppositely arranged first slide block 101a are opposite, and the two oppositely arranged first slide blocks 101a are driven by the adjusting bolt 102 to, mirror-image movement, and when approaching each other, squeeze the second slides 101b away from each other, thereby achieving a tensioning effect.

This tension structure 100 simple structure can realize different fastening effects through the degree of tensioning, and the equipment and the maintenance of being convenient for, and this tension structure 100 is not only limited to the slider realization of mutually supporting simultaneously, also can be other annular or oval-shaped structures.

During the use, the adjusting bolt 102 is screwed through a tool to rotate, the opposite first sliding blocks 101a are driven to approach each other through threads, the edge side walls in the approaching process squeeze the opposite second sliding blocks 101b to move away from each other, when the adjusting bolt 102 is loosened, the tensioning effect can be increased by continuously screwing the adjusting bolt 102, and when the adjusting bolt 102 is reversely screwed to enable the second sliding blocks 101b which are far away to approach again so as to recover the loosening effect.

Example 2

Referring to fig. 2 to 3, for a second embodiment of the present invention, a tensioning structure and an assembled drum thereof are provided, the assembled drum includes a tensioning structure 100, a roller 200 and a roller surface 300, wherein the roller 200 includes a shaft center 201 and a support member 202, and the support member 202 is symmetrically disposed at two ends of the shaft center 201; the roller surface 300 is sleeved outside the roller 200 and located in the middle of the shaft center 201, and two ends of an inner cavity of the roller surface are connected with the supporting piece 202 respectively.

Two ends of the shaft center 201 are symmetrically provided with clamping grooves 201a, and the clamping grooves 201a are located at two sides of the supporting member 202.

Compared with embodiment 1, further, the roller 200 and the roller surface 300 are used as the main body of the roller, the roller 200 is a central rotating shaft and is used for bearing the weight of the roller surface and the conveyed object, the roller surface 300 is in direct contact with the conveyed object, the advance of the conveyed object is realized through the rotation of the roller surface 300, and the support 202 is used for supporting the roller surface 300 and keeping the roller surface 300 to rotate around the shaft center 201. The shaft 201 is provided with a slot 201a for mounting and limiting the support member 202.

In the installation process, the supporting members 202 are symmetrically installed at two ends of the shaft center 201 according to the positions of the clamping grooves 201a, and then the formed roller 200 is inserted into the inner cavity of the roller surface 300, and meanwhile the supporting members 202 are kept at two ends of the inner cavity of the roller surface 300. In this structure, the roller 200 and the roller surface 300 are independently provided as a separate body and assembled into a whole, and the purpose of this design is to facilitate assembly and later maintenance.

Example 3

Referring to fig. 4 to 5, a third embodiment of the present invention is different from the second embodiment in that: the support member 202 includes a bearing frame 202a, a bearing 202b and clamp springs 202c, wherein the bearing 202b is connected in an inner ring of the bearing frame 202a, the bearing 202b is sleeved on the shaft center 201, the clamp springs 202c are symmetrically arranged on two sides of the bearing 202b, and the clamp springs 202c are installed in an inner cavity of the clamp groove 201 a.

The radial outer ring diameter of the circlip 202c is larger than the radial diameter of the shaft center 201.

Compared with the embodiment 2, further, the bearing frame 202a in the support member 202 is used for connecting the bearing 202b and the roller surface 300, when the roller is used, the shaft center 201 is kept still, the bearing 202b is used for keeping the bearing frame 202a and the roller surface 300 to roll, the snap spring 202c is connected in the clamping groove 201a, the diameter of the radial outer ring of the snap spring 202c is larger than the diameter of the shaft center 201, namely, the edge of the clamping groove 202c protrudes out of the surface of the shaft center 201, and the snap spring 202c is symmetrically arranged on two sides of the bearing 202b, so that the bearing 202b can be well limited, and meanwhile, the assembly and disassembly of the roller are facilitated due to the combination mode. Support piece 202 is formed through each spare part equipment, is convenient for realize maintaining through replacing spare part when later stage maintenance, and the standardized production of spare part also can greatly reduce the maintenance cost of cylinder simultaneously.

The rest of the structure is the same as that of embodiment 2.

In the installation process, the snap spring 202c of the support 202, which is located on the side of the shaft center 201, is installed in the clamping groove 201a, the bearing 202b is fixedly sleeved on the outer wall of the shaft center 201, the bearing frame 202a is fixedly sleeved on the outer ring side wall of the bearing 202b, the snap spring 202c of the bearing 202b, which is close to the end portion of the shaft center 201, is installed in the clamping groove 201a, the step is repeated, the support 202 is installed on the other end of the shaft center 201 to form the roller 200, the formed roller 200 is inserted into the inner cavity of the roller surface 300, and meanwhile the bearing frame 202a of the support 202 is kept located at two ends of the inner cavity of the roller surface 300.

Example 4

Referring to fig. 5 and 6, a fourth embodiment of the present invention, which is different from the third embodiment, is: a plurality of mounting grooves 202a-1 are uniformly formed in the outer ring edge of the bearing frame 202a, and the tensioning structures 100 are mounted in the mounting grooves 202 a-1.

The radial diameter of the bearing frame 202a is smaller than the radial diameter of the roll surface 300 and the length of the roll surface 300 is greater than the spacing between the symmetrical bearing frames 202 a.

The width of the tensioning structure 100 is equal to the width of the mounting groove 202a-1 and the height is greater than the height of the mounting groove 202 a-1.

Compared with embodiment 3, further, at least 4 mounting grooves 202a-1 are formed in the edge of the bearing frame 202a, the mounting grooves 202a-1 are spaced at equal radian intervals, and the tensioning structure 100 is installed in the mounting groove 202a-1, so that the distance between the bearing frame 202a and the roll surface 300 is adjusted by the tensioning structure 100, and the roll surface 300 is fixed on the bearing frame 202a, and the mounting grooves 202a-1 are uniformly arranged so as to cooperate with the tensioning structure 100 to limit the radial center of the roll surface 300 on the shaft center 201.

The tensioning structure 100 is installed in the installation groove 202a-1, the gap between the roller surface 300 and the bearing frame 202a is in the sliding stroke range of the second sliding block 101b, and the tensioning degree of the roller surface 300 located on the outer side of the bearing seat 202a is changed by adjusting the position change of the second sliding block 101b, so that the installation and the disassembly of the roller surface 300 are greatly optimized, meanwhile, the problems caused by welding are avoided, the maintenance cost can be reduced by a combined assembly mode, and the batch production is realized.

The rest of the structure is the same as that of example 3.

In the using process, in the installation process, the snap spring 202c, which is positioned on the shaft center 201 side in the support member 202, is installed in the clamping groove 201a, then the bearing 202b is fixedly sleeved on the outer wall of the shaft center 201, then the bearing frame 202a is fixedly sleeved on the outer ring side wall of the bearing 202b, then the snap spring 202c, which is positioned at the end part of the shaft center 201, of the bearing 202b is installed in the clamping groove 201a, the step is repeated, the support member 202 is installed at the other end of the shaft center 201 to form the rolling shaft 200, then the formed rolling shaft 200 is inserted into the inner cavity of the roller surface 300, and meanwhile, the bearing frame 202a in the support member 202 is kept at the two ends of.

When the bearing frame 202a is installed, the tensioning structure 100 is installed in the installation groove 202a-1 at the edge of the bearing frame 202a, the bearing frame 202a is located in the inner cavity of the roller surface 300, when the assembly is needed or the roller surface 300 is loosened, the adjusting bolt 102 is screwed by a tool to rotate, the opposite first sliding blocks 101a are driven to approach each other by screw threads, the opposite second sliding blocks 101b are squeezed to be away from each other by the edge in the approaching process, so that the second sliding blocks 101b at the side far away from the installation groove 202a-1 are attached to the inner cavity of the roller surface 300, and the tensioning effect is increased by continuously screwing the adjusting bolt 102; when removing, the adjusting bolt 102 is turned in the opposite direction so that the second sliders 101b, which have been moved away, come close to each other again to restore the loosening effect.

It should be noted that the above embodiments are only used for illustrating the technical solutions of the present invention and not for limiting, and although the present invention has been described in detail with reference to the preferred embodiments, those skilled in the art should understand that the technical solutions of the present invention can be modified or replaced with equivalents without departing from the spirit and scope of the technical solutions of the present invention, which should be covered by the scope of the claims of the present invention.

Claims

1. An assembled drum, characterized in that: the method comprises the following steps:

the tensioning structure (100) comprises a tensioning slide block (101) and an adjusting bolt (102), the tensioning slide block (101) comprises a first slide block (101 a) and a second slide block (102 b), the first slide block (101 a) and the second slide block (102 b) are arranged in a mirror symmetry mode, and the adjusting bolt (102) is rotationally matched in the tensioning slide block (101);

the roller (200) comprises an axle center (201) and a supporting piece (202), wherein the supporting piece (202) is symmetrically arranged at two ends of the axle center (201);

and the roller surface (300) is sleeved on the outer side of the roller (200) and is positioned in the middle of the shaft center (201), and two ends of an inner cavity of the roller surface are respectively connected with the supporting piece (202).

2. The fabricated drum of claim 1, wherein: the first sliding blocks (101 a) and the second sliding blocks (102 b) are equal in number and are in sliding fit with each other.

3. The fabricated drum of claim 2, wherein: the middle part of the first sliding block (101 a) is provided with a connecting hole (101 a-1), a driving groove is arranged in the connecting hole (101 a-1), and the adjusting bolt (102) is in running fit with the driving groove.

4. The fabricated drum of claim 1 or 3, wherein: clamping grooves (201 a) are symmetrically formed in two ends of the shaft center (201), and the clamping grooves (201 a) are located on two sides of the supporting piece (202).

5. The fabricated drum of claim 4, wherein: the support (202) comprises a bearing frame (202 a), a bearing (202 b) and a clamp spring (202 c), wherein,

the bearing (202 b) is connected in the inner ring of the bearing frame (202 a),

the bearing (202 b) is sleeved on the shaft center (201), the clamp springs (202 c) are symmetrically arranged on two sides of the bearing (202 b),

the clamp spring (202 c) is installed in the inner cavity of the clamp groove (201 a).

6. The fabricated drum of claim 5, wherein: the diameter of the radial outer ring of the clamp spring (202 c) is larger than that of the shaft center (201).

7. The fabricated drum of claim 6, wherein: the edge of the outer ring of the bearing frame (202 a) is uniformly provided with a plurality of mounting grooves (202 a-1), and the tensioning structure (100) is mounted in the mounting grooves (202 a-1).

8. The fabricated drum of claim 7, wherein: the radial diameter of the bearing frame (202 a) is smaller than that of the roller surface (300), and the length of the roller surface (300) is larger than the distance between the symmetrical bearing frames (202 a).

9. The fabricated drum of claim 8, wherein: the width of the tensioning structure (100) is equal to the width of the mounting groove (202 a-1), and the height of the tensioning structure is greater than the height of the mounting groove (202 a-1).