CN218143998U

CN218143998U - Combined wear-resistant driving roller for steel rolling

Info

Publication number: CN218143998U
Application number: CN202221915317.4U
Authority: CN
Inventors: 夏锋; 周正军; 吴继贵
Original assignee: Changzhou Ruike Precision Roll Co ltd
Current assignee: Changzhou Ruike Precision Roll Co ltd
Priority date: 2022-07-25
Filing date: 2022-07-25
Publication date: 2022-12-27
Anticipated expiration: 2032-07-25

Abstract

The utility model discloses a steel rolling is with wear-resisting driving roller of combination formula, including the interior roller, interior roller both sides face centre of a circle position is fixedly connected with roller neck respectively, the inside first work groove of having seted up of interior roller, first work groove both ends internal face center department fixed mounting respectively has the bearing frame, and is a pair of rotate between the bearing frame and install the threaded rod, the threaded rod both ends have connect trapezoidal slider, and are a pair of trapezoidal slider has been revolved respectively to trapezoidal slider both sides wall has seted up the spout respectively, the inslot lateral wall fixed mounting of first work groove has a pair of slide rail, and this driving roller dismouting is swift convenient, only needs rotatory a hand wheel can drive two pairs of trapezoidal fixed blocks arch or shrink, reaches the effect of quick fixed and demolising the outer roller, convenient the change, need not to change whole driving roller when the outer roller wearing and tearing, has increased the life of driving roller, has reduced economic cost, and outer roller integrated design non-deformable, makes the transmission more steady.

Description

Combined wear-resistant driving roller for steel rolling

Technical Field

The utility model relates to a driving roller technical field specifically is steel rolling is with wear-resisting driving roller of combination formula.

Background

Along with the continuous development of industry, the quantity of manufacturing enterprises is also increasing continuously, and the increase of manufacturing industry has promoted the rise of conveyer, and at present main conveyer all is erect on the support by a plurality of driving rollers, through taking of motor, alright play the effect of transportation goods again.

The utility model discloses a utility model patent that publication number is CN213650965U provides a wear-resisting driving roller, including the main roll body, be provided with the gib block on the main roll body, the both ends of main roll body are provided with the external screw thread, main roll body middle part detachable is connected with the outer roll body of first outer roll body and second, the cylindric outer roll body has been constituteed to the outer roll body of first outer roll body and second, the both ends detachable of main roll body is connected with first end body and second end body.

However, the driving roller is complex to disassemble and assemble, the first outer roller and the second outer roller are connected through the bolts, a plurality of bolts need to be rotated during disassembly and assembly, the operation is complex, the working efficiency is reduced, the outer roller is easy to wear due to friction collision with a driven part when the driving roller is used for a long time, the outer roller needs to be frequently replaced, the driving roller needs to disassemble and fix the bolts when the outer roller is replaced every time, the bolts are repeatedly disassembled and assembled for a long time, the operation is complex, the working efficiency is low, the bolts and the screw holes are repeatedly rubbed to wear threads, the bolts cannot be fastened and fixed, parts need to be replaced or the screw holes need to be reopened, troubles are increased, the economic cost is increased, the driving surface of the rotating roller is combined by the first outer roller and the second outer roller, long-term transmission extrusion is realized, the two outer rollers are difficult to deform and dislocate, the two outer rollers cannot be in butt joint neatly to cause the protrusions, the wear and the driven parts easily, or the transmission is not stable.

SUMMERY OF THE UTILITY MODEL

The utility model provides a not enough to prior art, the utility model provides a steel rolling is with wear-resisting driving roller of combination formula, this driving roller dismouting is swift convenient, only needs rotatory a hand wheel can drive two pairs of trapezoidal fixed block archs or shrink, reaches the effect of quick fixation and demolish outer roller, and convenient the change need not to change whole driving roller when outer roller wearing and tearing, has increased the life of driving roller, has reduced economic cost, and outer roller integrated design non-deformable, makes the transmission more steady.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the combined type wear-resistant transmission roller for steel rolling comprises an inner roller, wherein circle centers of two side faces of the inner roller are respectively and fixedly connected with a roller neck, a first working groove is formed in the inner roller, bearing seats are respectively and fixedly installed in centers of inner wall faces of two ends of the first working groove, a threaded rod is rotatably installed between a pair of the bearing seats, two ends of the threaded rod are respectively and rotatably connected with a trapezoidal slider, sliding grooves are respectively formed in two side walls of the trapezoidal slider, a pair of sliding rails are fixedly installed on the side wall faces in the first working groove, and the two pairs of sliding grooves respectively slide in the pair of sliding rails.

Preferably, a pair of through holes are formed in the upper wall surface and the lower wall surface of the first working groove respectively, trapezoidal fixed blocks are movably inserted into the two pairs of through holes respectively, connecting blocks are fixedly connected to the side walls of the two pairs of trapezoidal fixed blocks respectively, second working grooves are formed in the side walls of the two pairs of through holes respectively, telescopic springs are fixedly mounted on the inner walls of the two pairs of second working grooves, and one ends of the two pairs of telescopic springs are fixedly connected with one ends of the two pairs of connecting blocks respectively.

Preferably, the upper and lower parts of the pair of trapezoidal sliders are respectively provided with a first inclined surface, one end of each of the two pairs of trapezoidal fixed blocks is respectively provided with a second inclined surface, and the two pairs of second inclined surfaces respectively slide on the two pairs of first inclined surfaces.

Preferably, an operation hole is formed in the bottom of one end of the first working groove, a first rotating shaft is inserted into the operation hole in a rotating mode, a hand wheel is fixedly connected to one end of the first rotating shaft, a first gear is fixedly connected to the other end of the first rotating shaft, a second gear is fixedly sleeved at one end of the threaded rod, and the first gear is meshed with the second gear.

Preferably, one end of the bottom of the inner roller is screwed with a fixing bolt, the fixing bolt penetrates through the lower wall surface of the operation hole, and the top of the fixing bolt is in contact with the first rotating shaft.

Preferably, the outer movable sleeve of interior roller is equipped with outer roller, a pair of fixed slot has been seted up respectively to both sides about the outer roller inner wall, two couples of trapezoidal fixed block one end cartridge respectively in two couples of fixed slot.

Advantageous effects

The utility model provides a steel rolling is with wear-resisting driving roller of combination formula possesses following beneficial effect: the utility model discloses compact structure, at first with outer roller sliding sleeve dress at the inner roll outer wall, aim at the fixed slot with the fixed block, manual rotatory hand wheel, the hand wheel drives the threaded rod and rotates, make a pair of trapezoidal slider on the threaded rod slide right, first inclined plane slides with the second inclined plane makes the protruding cartridge of trapezoidal fixed block advance in the fixed slot of outer roller inner wall, fixing bolt screws afterwards, the fixed hand wheel, accomplish the installation, loosen fixing bolt when dismantling the outer roller, rotatory hand wheel, make a pair of trapezoidal slider slide left, make trapezoidal fixed block shrink, leave the fixed slot, with the outer roller roll-off, this driving roller dismouting is swift convenient, only need rotatory hand wheel can drive two pairs of trapezoidal fixed block arch or shrink, make trapezoidal fixed block cartridge or leave the fixed slot, reach the effect of quick fixation and demolising the outer roller, improve dismouting work efficiency, need not to change whole driving roller when the outer roller wearing and tearing, the life of driving roller has been increased, the economic cost of maintenance has been reduced, and only need rotatory fixing bolt and hand wheel when changing the outer roller, need not to dismantle spare part, avoid dismantling the friction damage of in-process, reduce the life of spare part, the design of this outer roller, it makes things convenient for the transmission roller, the spare part to bring, the deformation more, make the spare part of giving other people more.

Drawings

FIG. 1 is a schematic front view of the internal structure of the present invention;

FIG. 2 is a schematic side view of the internal structure of the present invention;

in the figure: 1. an inner roll; 2. a roll neck; 3. a first working tank; 4. a bearing seat; 5. a threaded rod; 6. a trapezoidal slider; 7. a chute; 8. a slide rail; 9. a through hole; 10. a trapezoidal fixed block; 11. connecting blocks; 12. a second working tank; 13. a tension spring; 14. a first inclined plane; 15. a second inclined plane; 16. an operation hole; 17. a first rotating shaft; 18. a hand wheel; 19. a first gear; 20. a second gear; 21. fixing the bolt; 22. an outer roller; 23. and (7) fixing the grooves.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-2, the combined wear-resistant driving roller for steel rolling comprises an inner roller 1, wherein the circle centers of two side surfaces of the inner roller 1 are respectively and fixedly connected with a roller neck 2, a first working groove 3 is formed inside the inner roller 1, bearing seats 4 are respectively and fixedly mounted at the centers of the inner wall surfaces of two ends of the first working groove 3, a threaded rod 5 is rotatably mounted between a pair of the bearing seats 4, trapezoidal sliders 6 are respectively and rotatably connected to two ends of the threaded rod 5, sliding grooves 7 are respectively formed on two side walls of the trapezoidal sliders 6, a pair of sliding rails 8 are respectively and fixedly mounted on the inner side wall surface of the first working groove 3, two pairs of the sliding grooves 7 respectively slide on the pair of the sliding rails 8, a pair of through holes 9 are respectively formed on the upper and lower wall surfaces of the first working groove 3, trapezoidal fixing blocks 10 are respectively and movably inserted into the through holes 9, and connecting blocks 11 are respectively and fixedly connected to the side walls of the trapezoidal fixing blocks 10, the side walls of the two pairs of through holes 9 are respectively provided with a second working groove 12, the inner walls of the two pairs of second working grooves 12 are fixedly provided with an extension spring 13, one end of each of the two pairs of extension springs 13 is respectively fixedly connected with one end of each of the two pairs of connecting blocks 11, the upper part and the lower part of each of the two pairs of trapezoidal sliding blocks 6 are respectively provided with a first inclined surface 14, one end of each of the two pairs of trapezoidal fixing blocks 10 is respectively provided with a second inclined surface 15, the two pairs of second inclined surfaces 15 are respectively slid on the two pairs of first inclined surfaces 14, the bottom of one end of each of the first working groove 3 is provided with an operating hole 16, a first rotating shaft 17 is rotatably inserted in the operating hole 16, one end of the first rotating shaft 17 is fixedly connected with a hand wheel 18, the other end of the first rotating shaft 17 is fixedly connected with a first gear 19, one end of the threaded rod 5 is fixedly sleeved with a second gear 20, and the first gear 19 is meshed with the second gear 20, one end of the bottom of the inner roller 1 is screwed with a fixing bolt 21, the fixing bolt 21 penetrates through the lower wall face of the operation hole 16, the top of the fixing bolt 21 is in contact with the first rotating shaft 17, an outer roller 22 is movably sleeved outside the inner roller 1, a pair of fixing grooves 23 are respectively formed in the upper side and the lower side of the inner wall of the outer roller 22, and one ends of the two pairs of trapezoid fixing blocks 10 are respectively inserted into the two pairs of fixing grooves 23.

Example (b): firstly, an outer roller 22 is sleeved on the outer wall of an inner roller 1 in a sliding mode, fixing blocks are aligned to fixing grooves 23, a hand wheel 18 is rotated manually, the hand wheel 18 rotates to enable a first rotating shaft 17 and a first gear 19 to rotate, the first gear 19 rotates to enable a second gear 20 to rotate, the second gear 20 drives a threaded rod 5 to rotate, the threaded rod 5 rotates to enable a pair of trapezoidal sliding blocks 6 on the threaded rod 5 to slide rightwards, a first inclined surface 14 and a second inclined surface 15 slide to enable trapezoidal fixing blocks 10 to be convexly inserted into the fixing grooves 23 on the inner wall of the outer roller 22, then a fixing bolt 21 is screwed, the top of the fixing bolt 21 is enabled to tightly press the first rotating shaft 17, the first rotating shaft 17 and the hand wheel 18 are fixed to be incapable of rotating, installation is completed, when the outer roller 22 is disassembled, the fixing bolt 21 is rotated reversely to enable the top of the fixing bolt 21 to be far away from the first rotating shaft 17, at the moment, the hand wheel 18 is rotated reversely, hand wheel 18 drives first pivot 17 and first gear 19 and rotates, first gear 19 rotates and drives second gear 20 and rotates, make threaded rod 5 rotate, threaded rod 5 rotates and makes a pair of trapezoidal slider 6 slide left, first inclined plane 14 slides with second inclined plane 15 and makes trapezoidal fixed block 10 shrink, trapezoidal fixed block 10 leaves fixed slot 23, with outer roller 22 from 1 outer wall roll-off of inner roller, accomplish the dismantlement, this driving roller dismouting is swift convenient, only need rotatory hand wheel 18 can drive two pairs of trapezoidal fixed block 10 arch or shrink, reach the effect of quick fixed and demolish outer roller 22, convenient the change, need not to change whole driving roller when outer roller 22 wearing and tearing, the life of driving roller has been increased, economic cost is reduced, and outer roller 22 integrated design non-deformable, make the transmission more steady.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation. The use of the phrase "comprising one of the elements does not exclude the presence of other like elements in the process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The combined type wear-resistant transmission roller for steel rolling comprises an inner roller (1) and is characterized in that circle centers of two side faces of the inner roller (1) are fixedly connected with roller necks (2) respectively, a first working groove (3) is formed in the inner roller (1), bearing seats (4) are fixedly mounted at the centers of inner wall faces of two ends of the first working groove (3) respectively and are paired with the bearing seats (4), a threaded rod (5) is mounted between the bearing seats (4) in a rotating mode, trapezoidal sliders (6) are connected to two ends of the threaded rod (5) respectively in a rotating mode, sliding grooves (7) are formed in two side walls of the trapezoidal sliders (6) respectively, a pair of sliding rails (8) are fixedly mounted on the inner side wall face of the first working groove (3), and the sliding grooves (7) slide in the pair of the sliding rails (8) respectively.

2. The combined type wear-resistant transmission roller for steel rolling according to claim 1, wherein the upper wall surface and the lower wall surface of the first working groove (3) are respectively provided with a pair of through holes (9), trapezoidal fixed blocks (10) are respectively movably inserted into the two pairs of through holes (9), the side walls of the two pairs of trapezoidal fixed blocks (10) are respectively and fixedly connected with connecting blocks (11), the side walls of the two pairs of through holes (9) are respectively provided with second working grooves (12), the inner walls of the two pairs of second working grooves (12) are fixedly provided with extension springs (13), and one ends of the two pairs of extension springs (13) are respectively and fixedly connected with one ends of the two pairs of connecting blocks (11).

3. The combined type wear-resistant driving roller for steel rolling according to claim 2, wherein the upper and lower parts of one pair of the trapezoidal sliding blocks (6) are respectively provided with a first inclined surface (14), one end of each of the two pairs of the trapezoidal fixed blocks (10) is respectively provided with a second inclined surface (15), and the two pairs of the second inclined surfaces (15) respectively slide on the two pairs of the first inclined surfaces (14).

4. The combined type wear-resistant transmission roller for steel rolling according to claim 1, wherein an operation hole (16) is formed in the bottom of one end of the first working groove (3), a first rotating shaft (17) is inserted into the operation hole (16) in a rotating manner, a hand wheel (18) is fixedly connected to one end of the first rotating shaft (17), a first gear (19) is fixedly connected to the other end of the first rotating shaft (17), a second gear (20) is fixedly sleeved at one end of the threaded rod (5), and the first gear (19) is meshed with the second gear (20).

5. The combined wear-resistant driving roller for steel rolling according to claim 4, wherein a fixing bolt (21) is screwed at one end of the bottom of the inner roller (1), the fixing bolt (21) penetrates through the lower wall surface of the operation hole (16), and the top of the fixing bolt (21) is in contact with the first rotating shaft (17).

6. The combined type wear-resistant transmission roller for steel rolling according to claim 2, wherein the outer roller (22) is movably sleeved outside the inner roller (1), a pair of fixing grooves (23) are respectively formed in the upper side and the lower side of the inner wall of the outer roller (22), and one ends of the two pairs of trapezoidal fixing blocks (10) are respectively inserted into the two pairs of fixing grooves (23).