CN210788594U - High-precision working roll with replaceable working surface - Google Patents

Abstract

The utility model belongs to the technical field of the drive mechanism technique and specifically relates to a high accuracy work roll with removable formula working face, including high accuracy roll body and the driving roller axle of axial fixity at high accuracy roll body both ends. The utility model discloses a high accuracy working roll with removable formula working face has the external work section of thick bamboo through having in the cover of high accuracy roll body outside, the side direction limiting plate that the threaded connection outside has the outside separator of elasticity on the annular external thread connection face in the driving roller outside, insert the side direction spacing groove through the side direction stopper on the outside separator of elasticity and avoid the side direction limiting plate to take place the rotation, the inside spacing concatenation strip of cooperation external work section of thick bamboo inserts the stability and the security that the spacing concatenation groove of bar promoted whole external work face link greatly, loading and unloading easy operation is convenient simultaneously, the later stage only need change external work section of thick bamboo alright accomplish the maintenance operation, later stage use cost reduces, can also change the external work section of thick bamboo of different specifications as required at any time.

Description

High-precision working roll with replaceable working surface

Technical Field

The utility model belongs to the technical field of drive mechanism technique and specifically relates to a high accuracy work roll with removable formula working face.

Background

The roll shaft is also called as a roller and refers to a general name of a cylindrical machine part capable of rolling on a machine. The current working roller mainly adopts an integrated structure, once the roller cannot be changed after production is finished, the applicability is not wide enough, the surface is easy to wear after long-term use, and the roller only can be integrally scrapped due to the integrated structure of the working surface, so that the maintenance cost is high.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is: in order to solve the problems existing in the background technology, an improved high-precision working roller with a replaceable working surface is provided, and the problems that the existing working roller is mainly of an integrated structure, once the roller is produced, the roller cannot be changed, the applicability is not wide enough, the surface is easy to wear after long-term use, the working surface is of an integrated structure, the whole roller can only be scrapped, and the maintenance cost is high are solved.

The utility model provides a technical scheme that its technical problem adopted is: a high-precision working roll with a replaceable working surface comprises a high-precision roll body and a transmission roll shaft axially fixed at two ends of the high-precision roll body, wherein the outer side surface of the high-precision roll body is provided with a strip-shaped limiting splicing groove, the outer side of the high-precision roll body is sleeved with an outer working cylinder, the inner side arc surface of the outer working cylinder is provided with an inner limiting splicing strip matched with the strip-shaped limiting splicing groove, the outer working cylinder is inserted into the strip-shaped limiting splicing groove at a corresponding position through the inner limiting splicing strip and is sleeved with the outer side surface of the high-precision roll body, the outer side surface of the transmission roll shaft is positioned at a connecting end and is provided with an annular external thread connecting surface, two ends of the transmission roll shaft are respectively provided with a lateral limiting plate, the central position of the lateral limiting plate is provided with an internal thread assembling hole matched with the external thread connecting surface, the inside nearly border position of side direction limiting plate seted up a plurality of side direction flexible holes, the outside separator inboard side of elasticity have the inside bellied side direction stopper in the flexible hole of side direction, high accuracy roll body both ends lateral surface on seted up with side direction stopper matched with side direction spacing groove.

Furthermore, in order to cooperate with elastic telescopic reset, the elastic external separation plate comprises an annular separation plate arranged inside the annular lower counter bore and a reset spring fixedly arranged on the inner wall of the annular separation plate, the annular lower counter bore and the inner side surface of the annular separation plate are fixedly connected with a fixed connection cylinder matched with the reset spring in a staggered manner, and the inner side end of the reset spring is fixedly connected with the annular lower counter bore and the inner side surface of the annular separation plate by inserting into the fixed connection cylinder.

Furthermore, in order to facilitate the separation of external control, the outer side surface of the elastic external separation plate is symmetrically provided with an inner side control groove which is convenient to pull outwards from the annular lower counter bore, the inner side surface of the annular lower counter bore is provided with an outwards convex integrated structure guide limiting rod, the elastic external separation plate is provided with a guide limiting hole corresponding to the guide limiting rod, and the elastic external separation plate is sleeved on the guide limiting rod through the guide limiting hole and is movably connected with the guide limiting rod.

Further, in order to improve the limiting performance, the internal size of the strip-shaped limiting splicing groove is the same as the external size of the internal limiting splicing strip.

Furthermore, in order to improve the stability of the connecting end, the outer arc-shaped surface of the elastic external separating plate and the inner arc-shaped connecting surface of the annular sinking hole are not provided with gaps, the size of the external section of the lateral limiting block is the same as that of the internal section of the lateral limiting groove, and the outer arc-shaped surface of the high-precision roller body and the inner arc-shaped surface of the external working barrel are not provided with gaps.

Further, in order to improve the stability and the sealing performance of the assembling end, the inner aperture of the opening at two sides of the external working barrel and the outer diameter of the lateral limiting plate are gradually reduced from outside to inside.

The beneficial effects of the utility model are that, the utility model discloses a high accuracy working roll with removable formula working face has outside working barrel through the cover in high accuracy roll body outside cover, the side direction limiting plate that the threaded connection outside has the outside separation plate of elasticity on the ring thread connection face in the driving roller outside, insert the side direction limiting plate through the side direction stopper on the outside separation plate of elasticity and avoid the side direction limiting plate to take place the rotation, the inside spacing concatenation strip of cooperation outside working barrel inserts the spacing concatenation groove of bar and promotes the stability and the security of whole outside working face link greatly, loading and unloading easy operation is convenient simultaneously, the later stage only needs to change alright in order to accomplish maintenance operation outside working barrel, later stage use cost reduces, can also change the outside working barrel of different specifications as required at any time, application scope is also more extensive.

Drawings

The present invention will be further explained with reference to the drawings and examples.

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a partial cross-sectional view of the right side position of the high-precision roller body in the present invention.

In the drawing, 1, a high-precision roller body, 2, a transmission roller shaft, 3, a strip-shaped limiting splicing groove, 4, an external working barrel, 5, an internal limiting splicing strip, 6, an annular external thread connecting surface, 7, a lateral limiting plate, 8, an internal thread assembling hole, 9, an annular lower counter bore, 10, a lateral telescopic hole, 11, a lateral limiting block, 12, a lateral limiting groove, 13, an annular separating plate, 14, a reset spring, 15, a fixed connecting barrel, 16, an internal side control groove, 17, a guiding limiting rod and 18, a guiding limiting hole are arranged.

Detailed Description

The present invention will now be described in further detail with reference to the accompanying drawings. These drawings are simplified schematic drawings and illustrate the basic structure of the present invention only in a schematic manner, and thus show only the components related to the present invention.

FIG. 1 and FIG. 2 show a high accuracy work roll with removable formula working face, including high accuracy roll body 1 and the transmission roller 2 of axial fixity at 1 both ends of high accuracy roll body, the spacing splice groove 3 of bar has been seted up on 1 lateral surface of high accuracy roll body, 1 outside cover of high accuracy roll body has outside working barrel 4, have on the 4 inboard arcwall faces of outside working barrel and connect the spacing splice groove 3 matched with inside spacing splice groove 5 of bar, outside working barrel 4 inserts through inside spacing splice groove 5 and corresponds the spacing splice groove 3 of position bar inside and cup joint with 1 lateral surface of high accuracy roll body mutually, 2 lateral surfaces of transmission roller are located the link and have annular external thread connection face 6, transmission roller 2 both ends all are provided with side direction limiting plate 7, side direction limiting plate 7 central point puts and sets up the interior thread assembly hole 8 with external thread connection face 6 matched with, side direction limiting plate 7 lateral surfaces are located the annular of the external thread assembly hole 8 periphery The counter bore 9, the inside nearly marginal position of side direction limiting plate 7 has seted up a plurality of side direction flexible holes 10, and the outside separator inboard face of elasticity has the inside bellied side direction stopper 11 in the flexible hole 10 of side direction, offers on the lateral surface of 1 both ends of high accuracy roll body with side direction stopper 11 matched with side direction spacing groove 12.

Further, in order to cooperate with elastic telescopic reset, the elastic external separation plate comprises an annular separation plate 13 arranged inside an annular lower counter bore 9, a reset spring 14 fixedly arranged on the inner wall of the annular separation plate 13, a fixed connecting cylinder 15 matched with the reset spring 14 is fixed on the inner side surfaces of the annular lower counter bore 9 and the annular separation plate 13 in a staggered manner, the inner side end of the reset spring 14 is fixedly connected with the annular lower counter bore 9 and the inner side surface of the annular separation plate 13 by inserting the fixed connecting cylinder 15 inside, further, in order to facilitate external control separation, an inner side control groove 16 convenient to pull outwards from the annular lower counter bore 9 is symmetrically arranged on the outer side surface of the elastic external separation plate, an outwards convex integrated structure guide limiting rod 17 is arranged on the inner side surface of the annular lower counter bore 9, a guide limiting hole 18 is formed in the position of the elastic external separation plate corresponding to the guide limiting rod 17, and the elastic external separation plate is sleeved on the guide limiting rod 17 through the guide Furthermore, in order to improve the limiting performance, the inside size of the strip-shaped limiting splicing groove 3 is the same as the outside size of the inside limiting splicing strip 5, further, in order to improve the stability of the connecting end, no gap is arranged between the outer arc surface of the elastic outside separation plate and the inner arc connecting surface of the annular lower counter bore 9, the outside cross section size of the lateral limiting block 11 is the same as the inside cross section size of the lateral limiting groove 12, no gap is arranged between the outer arc surface of the high-precision roller body 1 and the inner arc surface of the outside working cylinder 4, further, in order to improve the stability and the sealing performance of the assembling end, the inner aperture of the two side openings of the outside working cylinder 4 and the outer diameter of the lateral limiting plate 7 are gradually reduced from outside to inside, the high-precision working roller with the replaceable working surface of the utility model is provided with the outside working cylinder 4 through the outside sleeve of the high-precision roller body 1, and the lateral limiting plate 7 with the elastic outside, insert side direction limiting groove 12 through the side direction stopper 11 on the outside stripper plate of elasticity and avoid side direction limiting plate 7 to take place the rotation, the inside spacing concatenation strip 5 of cooperation outside working barrel 4 inside inserts the spacing concatenation groove 3 of bar and promotes the stability and the security of whole outside working face link greatly, loading and unloading easy operation is convenient simultaneously, later stage only need to change outside working barrel 4 alright in order to accomplish maintenance operation, later stage use cost reduces, can also change the outside working barrel 4 of different specifications as required at any time, application scope is also more extensive.

In light of the foregoing, it will be apparent to those skilled in the art from this disclosure that various changes and modifications can be made without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.

Claims (6)

1. The utility model provides a high accuracy work roll with removable formula working face, includes high accuracy roll body (1) and axial fixity driving roll axle (2) at high accuracy roll body (1) both ends, characterized by: high accuracy roll body (1) lateral surface on seted up bar spacing splice groove (3), high accuracy roll body (1) outside cover have outside working barrel (4), outside working barrel (4) inboard arcwall face on have with bar spacing splice groove (3) matched with inside spacing splice strip (5), outside working barrel (4) insert through inside spacing splice strip (5) and correspond the spacing splice groove of position bar (3) inside and cup joint with high accuracy roll body (1) lateral surface mutually, transmission roller (2) lateral surface be located the link and have annular external thread connection face (6), transmission roller (2) both ends all be provided with side direction limiting plate (7), side direction limiting plate (7) central point put and seted up with external thread connection face (6) matched with female screw assembly hole (8), side direction limiting plate (7) lateral surface be located that built-in elasticity is seted up to external screw assembly hole (8) periphery Counter bore under the annular of partial separation board (9), the inside nearly marginal position of side direction limiting plate (7) seted up a plurality of side direction flexible holes (10), outside separation board of elasticity (9) inboard face have to inside bellied side direction stopper (11) in side direction flexible hole (10), high accuracy roll body (1) both ends lateral surface on seted up with side direction stopper (11) matched with side direction spacing groove (12).

2. A high precision work roll with replaceable working surfaces as set forth in claim 1 wherein: outside division board of elasticity (9) including install annular division board (13), the reset spring (14) of fixed mounting on annular division board (13) inner wall of annular lower counter bore inside, annular lower counter bore and annular division board (13) medial surface on all misplace be fixed with reset spring (14) matched with fixed connection section of thick bamboo (15), reset spring (14) medial surface fixed connection under counter bore and annular division board (13) through inserting fixed connection section of thick bamboo (15) inside and annular.

3. A high precision work roll with replaceable working surfaces as set forth in claim 1 wherein: outside separator plate of elasticity (9) lateral surface on the symmetry seted up convenient outside pull away annular under inboard control groove (16) of counter bore, annular counter bore inboard side in have outside bellied integrative structure direction gag lever post (17), outside separator plate of elasticity (9) correspond direction gag lever post (17) position and seted up direction spacing hole (18), outside separator plate of elasticity (9) through direction spacing hole (18) cover on direction gag lever post (17) with direction gag lever post (17) swing joint.

4. A high precision work roll with replaceable working surfaces as set forth in claim 1 wherein: the internal size of the strip-shaped limiting splicing groove (3) is the same as the external size of the internal limiting splicing strip (5).

5. A high precision work roll with replaceable working surfaces as set forth in claim 1 wherein: the elastic outer separation plate (9) outer side arc-shaped face and the annular sinking hole inner side arc-shaped connecting face are free of gaps, the size of the outer section of the lateral limiting block (11) is the same as that of the inner section of the lateral limiting groove (12), and the outer side arc-shaped face of the high-precision roller body (1) and the inner side arc-shaped face of the outer working barrel (4) are free of gaps.

6. A high precision work roll with replaceable working surfaces as set forth in claim 1 wherein: the inner aperture of the openings at the two sides of the external working barrel (4) and the outer diameter of the lateral limiting plate (7) are gradually reduced from outside to inside.

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