CN210851427U

CN210851427U - Parallel roller capable of being switched into conical roller and roller surface forming mechanism thereof

Info

Publication number: CN210851427U
Application number: CN201921091242.0U
Authority: CN
Inventors: 邓正香
Original assignee: Zhengzhou Sanzhong Energy Technology Co ltd
Current assignee: Zhengzhou Sanzhong Energy Technology Co ltd
Priority date: 2019-07-12
Filing date: 2019-07-12
Publication date: 2020-06-26
Anticipated expiration: 2029-07-12

Abstract

A parallel roller capable of being switched into a conical roller and a roller surface forming mechanism thereof are provided, which solve the technical problem that the dustproof effect of the parallel roller capable of being switched into the conical roller is poor. It includes a roll face forming mechanism for install on the base shaft, including multiunit blade module, quiet articulated dish and the articulated dish that moves that is used for forming the roll face, the blade module includes blade and movable rod, blade one end with quiet articulated dish revolute pair is connected, its other end with the movable rod revolute pair is connected, the movable rod with it connects to move articulated dish revolute pair, the blade includes roll face portion and grafting portion, between two adjacent blade modules, and the grafting portion setting of one of them piece blade is at another piece of blade roll face portion with between the base shaft. The roll surface forming mechanism enables the roll surface of the roll body to be adjustable. When the roll surface of the roll surface forming mechanism is adjusted, the insertion part is matched with the roll surface part, so that radial gaps between the roll surfaces can be avoided, and thus, larger particles are not easy to enter and stay between the roll surfaces and the base shaft.

Description

Parallel roller capable of being switched into conical roller and roller surface forming mechanism thereof

Technical Field

The utility model relates to a parallel roller and awl roller technical field, concretely relates to can switch into parallel roller, the roll surface forming mechanism who changes the roller of awl roller.

Background

The conical rollers have cone angles, and the conical rollers with different cone angles are not suitable for being used as substitutes of each other. Geometrically, on a section of a conic line passing through a cone, the included angle between two generatrices is the cone angle. In practical use, the roll surface of the conical roll needs to rotate around the pivot shaft.

The parallel rolls can be regarded as special conical rolls, and on a section passing through the axes of the parallel rolls, the two generatrices are parallel lines.

SUMMERY OF THE UTILITY MODEL

The invention aims to provide a parallel roller capable of being switched into a conical roller, which solves the technical problem that the parallel roller capable of being switched into the conical roller has poor dustproof effect.

The inventor designs a parallel roller capable of being switched into a conical roller, and the roller surface of the parallel roller is formed by blades capable of opening and closing. Because the blades can be opened and closed, the blades can form a parallel roller and a conical roller, and the cone angle of the conical roller can be adjusted. However, when the blades are opened and closed, the gap between the blades adjacent to the bottom surface of the cone is increased, particles and dust are easy to enter between parts, the service life of the mechanism is influenced, and the maintenance frequency is high.

In order to solve the technical problem, the utility model adopts the following technical scheme:

the utility model provides a roll surface forming mechanism for install on the base shaft, including multiunit blade module, quiet articulated dish and the articulated dish that moves that is used for forming the roll surface, the blade module includes blade and movable rod, blade one end with quiet articulated dish revolute pair is connected, its other end with the movable rod revolute pair is connected, the movable rod with it connects to move articulated dish revolute pair, the blade includes roll surface portion and grafting portion, between two adjacent blade modules, and the grafting portion setting of one of them piece blade is at another piece blade roll surface portion with between the base shaft.

Preferably, one end of the insertion part is connected with the static hinge plate revolute pair, and the other end of the insertion part is connected with the movable rod revolute pair.

Furthermore, the width of one end of the inserting part, which is adjacent to the movable hinge disc, is wider than that of one end of the inserting part, which is adjacent to the static hinge disc.

Preferably, the blade further comprises a dust shielding ring, the end part is fixedly connected with the roller surface part, the outer annular edge of the dust shielding ring is connected with the end part in a dust shielding mode, the inner annular edge of the dust shielding ring is connected with the cylindrical surface of the base shaft in a dust shielding mode, and the ring width of the dust shielding ring is matched with the maximum cone bottom radius of the roller surface forming mechanism, so that the dust shielding ring does not influence the opening and closing of the roller surface forming mechanism.

Preferably, the roller surface forming mechanism further comprises a plug connector and a plug socket, the plug socket is provided with a plug-in groove coplanar with the central surface of the base shaft, the plug connector is fixedly connected with the blade, the plug socket is fixedly connected with the static hinge plate or the dynamic hinge plate, and the plug connector can be inserted into the plug-in groove in the rotating process of the blade.

Furthermore, the plug socket comprises a guide faceplate, a plurality of plug grooves are arranged in the circumferential direction of the guide faceplate, and the plug connector comprises a component coplanar with the corresponding plug grooves.

Furthermore, the static hinged disk, the dynamic hinged disk and the guiding faceplate all comprise faceplate units, each faceplate unit comprises an annular body, a plurality of inserting grooves extending in the radial direction of the annular body are formed in the circumferential surface of the annular body, the number of the inserting grooves is larger than or equal to that of the blade modules, and the inserting grooves are arranged on the outer circumferential surface of the annular body in an annular array mode.

Preferably, the roller surface forming mechanism further comprises a slider-crank mechanism, the slider-crank mechanism is coplanar with the rotating surface of the blade module, and the slider-crank mechanism is respectively fixedly connected with the blade and the static hinged disk, or the slider-crank mechanism is respectively fixedly connected with the blade and the dynamic hinged disk.

Designing a parallel roller capable of being switched into a conical roller, which comprises a base shaft, a roller surface forming mechanism and a roller surface adjusting mechanism; the roller surface adjusting mechanism comprises a locking device, the static hinged disk is installed on the base shaft, the movable hinged disk is connected with the axial moving pair of the base shaft, and the locking device is used for enabling the movable hinged disk and the static hinged disk to be relatively static in the axial direction of the base shaft.

Preferably, the static hinged disk and the base shaft form a revolute pair, the roller surface adjusting mechanism further comprises a connecting piece, the connecting piece is connected with the base shaft revolute pair, and the movable hinged disk is connected with the connecting piece revolute pair.

Further, the locking device comprises a fastening bolt mounted on the connecting piece.

Further, the locking device comprises a screw rod, the screw rod is connected with the base shaft screw pair, and the screw rod is connected with the connecting piece screw pair.

Still further, the base shaft has a guide opening extending in an axial direction thereof, the guide opening being for forming an axial guide rail of the connector, the connector being disposed in the guide opening and exposed to an outer peripheral surface of the base shaft.

Compared with the prior art, the beneficial effects of the utility model are that:

(1) the roll surface forming mechanism enables the roll surface of the roll body to be adjustable. When the roll surface of the roll surface forming mechanism is adjusted, the insertion part is matched with the roll surface part, so that radial gaps between the roll surfaces can be avoided, and thus, larger particles are not easy to enter and stay between the roll surfaces and the base shaft.

(2) The parallel roller capable of being switched into the conical roller can realize the replacement of the parallel roller and the conical roller, and the cone angle of the conical roller can be adjusted.

Drawings

Fig. 1 is a structural diagram of a parallel roller capable of being switched to a conical roller according to the present invention, and not all blade modules are shown in the diagram.

Fig. 2 is a connection relationship diagram of the movable rod of the parallel roller capable of being switched into the conical roller and the movable rubber receiving disc of the utility model, and the movable rod of all the blades is not shown in the diagram.

Fig. 3 is a perspective view of the movable rod and the movable rubber receiving disc of the parallel roller capable of being switched into the conical roller of the present invention.

Fig. 4 is a perspective view of a stationary hinged disk of a parallel roller that can be switched to a conical roller according to the present invention.

Fig. 5 is one of the perspective views of the blade of the parallel roller capable of being switched to the conical roller according to the present invention.

Fig. 6 is a second perspective view of a blade of a parallel roller capable of being switched to a conical roller according to the present invention.

In the figure, 11-left half shaft, 12-middle connecting shaft, 13-right half shaft, 131-hollow part, 132-guide opening, 21-roller body, 30-faceplate unit, 301-hinge piece caulking groove, 31-static hinge plate, 32-movable hinge plate, 321-faceplate, 322-limiting plate, 3221-limiting plug, 323-reinforcing faceplate, 324-hinge shaft, 33-movable rod, 34-blade, 341-plug part, 3411-hinge seat, 3412-plug part, 3413-hinge seat, 342-roller surface part, 343-end part, 3431-fixed hole, 35-guide faceplate, 36-hinge shaft, 41-screw rod, 42-movable block, 43-shaft sleeve, 51-distance sleeve and 52-connecting piece.

Detailed Description

The following embodiments are only intended to illustrate the present invention in detail, and do not limit the scope of the present invention in any way.

Example 1: a parallel roll that can be switched to a conical roll, see fig. 1-6, includes a base shaft, a roll surface forming mechanism, and a roll surface adjusting mechanism.

The roller surface forming mechanism comprises a plurality of groups of blade modules for forming a roller surface, a static hinged disk 31 and a dynamic hinged disk 32, each blade module comprises a blade 34 and a movable rod 33, one end of each blade 34 is connected with a revolute pair of the static hinged disk 31, the other end of each blade 34 is connected with a revolute pair of the movable rod 33, and the movable rod 33 is connected with a revolute pair of the dynamic hinged disk 32.

Referring to fig. 6, the blade selects the structure: the blade 34 includes a roller surface portion 342 and a plug portion 341, and between two adjacent blade modules, the plug portion of one blade is disposed between the roller surface portion and the base shaft of the other blade. In fig. 6, on the side surface adjacent to the base shaft corresponding to the plug portion 341, a hinge seat 3411 is fixed to one end of the plug portion 341 by welding, and a hinge seat 3413 is fixed to the other end of the plug portion 341 by welding. Hinge seat 3413, hinge shaft 324 and movable rod 33 form a good revolute pair, and hinge seat 3411, hinge shaft 36 and static hinge disk 31 form a poor revolute pair. Referring to fig. 6, the width of the plug portion 341 adjacent to the end of the movable hinge plate 32 is preferably wider than the width of the plug portion adjacent to the end of the stationary hinge plate 31.

Optionally as required, roll surface forming mechanism still includes hides dirt ring (not shown), and blade 34 still includes tip 343, tip 343 and roll surface portion fixed connection, and the outer ring limit that hides dirt ring hides dirt with tip 343 and is connected, hides the inner ring limit that dirt ring hides dirt and is connected with the face of cylinder of basic shaft, hides the ring width that dirt ring was wide and roll surface forming mechanism's the biggest cone base radius phase-match to make and hide the dirt ring and do not influence the opening and shutting of roll surface forming mechanism.

The roller surface adjusting mechanism comprises a locking device, the static hinged disk 31 is rotatably arranged on the base shaft, the movable hinged disk 32 is connected with the cylindrical pair of the base shaft, and the locking device is used for enabling the movable hinged disk 32 and the static hinged disk 31 to be relatively static in the axial direction of the base shaft, namely enabling the axial distance between the movable hinged disk 32 and the static hinged disk 31 to be kept unchanged when needed.

In this embodiment, a set of blade modules, the static hinge disk 31 and the dynamic hinge disk 32 form a slider-crank mechanism, and by adjusting the axial distance between the dynamic hinge disk 32 and the static hinge disk 31 and keeping the axial distance constant, tapered rollers with different parallel tapers or taper angles can be obtained.

Example 2: a parallel roll that can be switched to a conical roll, see fig. 1-6, includes a base shaft, a roll surface forming mechanism, and a roll surface adjusting mechanism. Unlike embodiment 1, the roll surface adjusting mechanism in this embodiment has the following structure:

the roller surface adjusting mechanism comprises a locking device, the static hinged disk and the base shaft are relatively static in the circumferential direction, for example, the static hinged disk 31 is fixedly connected with the base shaft through a key, the movable hinged disk 32 is connected with the axial moving pair of the base shaft through a sliding key, for example, the movable hinged disk 32 is mounted on the base shaft through a sliding key, and the locking device is used for enabling the movable hinged disk and the static hinged disk to be relatively static in the axial direction of the base shaft.

Example 3: a parallel roller capable of being switched into a conical roller, see fig. 1-6, comprising a base shaft, a roller surface forming mechanism and a roller surface adjusting mechanism, as a preference of embodiment 1, the following technical features can be added according to requirements in this embodiment:

in the crank-slider mechanism formed by a set of blade modules, the static hinge disk 31 and the dynamic hinge disk 32, the revolute pair is not easy to realize, so that the auxiliary limit of the blade rotation process is realized by the cooperation of the plug connector 3412 and the plug socket in the embodiment.

Preferably, the roll surface forming mechanism further includes a plug 3412 and a socket having a socket coplanar with the central surface of the base shaft, the plug is fixedly connected to the blade 34, the socket is fixedly connected to the stationary hinge plate 31, and the plug can be inserted into the socket during the rotation of the blade 34 around the rotation axis of the stationary hinge plate 31. Referring to fig. 4, the faceplate unit 30 is provided with a plurality of insertion grooves on the circumference, which can form a guide faceplate 35, and the plug 3412 includes members coplanar with the corresponding insertion grooves, such as the tab plug of fig. 6, and the plug 3412 may also be a pin array formed by a plurality of rows of pins on the central surface of the base shaft. Referring to fig. 1, a distance sleeve 51 is arranged between the fixed hinged disk 31 and the guide faceplate 35, a connecting piece 52 penetrates through the guide faceplate 35, the distance sleeve 51 and the fixed hinged disk 31 and is fixed on the roller body 21, and the roller body 21 is connected with the base shaft revolute pair. The coupling 52 is selected from a bolt.

It should be understood that the hinge slots 301 of the faceplate unit 30 are not an essential feature of the guide faceplate 35. In other embodiments, the socket may also be fixedly connected to the movable hinge plate 32, and the plug connector can be inserted into the socket groove during the rotation of the blades 34 around the rotation axis of the movable hinge plate 31.

Preferably, the fixed hinged disk 31, the movable hinged disk 32 and the guiding faceplate 35 all include a faceplate unit 30, the faceplate unit 30 includes an annular body, a plurality of insertion grooves extending in the radial direction of the annular body are arranged on the circumferential surface of the annular body, the number of the insertion grooves is larger than or equal to that of the blade modules, and the insertion grooves are arranged on the circumferential surface of the annular body in an annular array manner. Referring to fig. 1, a hinge member caulking groove 301 is further provided on one of the end surfaces of the faceplate unit for forming the static hinge plate 31 or the dynamic hinge plate 32, and the hinge member caulking groove 301 is an annular groove coaxial with the annular body. On the static hinge plate 31, the hinge shaft 36 can be formed by three arc-shaped iron wires, and a connecting piece 52 can be arranged between adjacent ends of the three arc-shaped iron wires. In fig. 1-2, a left reinforcing faceplate is arranged on the left side of the static hinge plate 31, a right reinforcing faceplate is arranged on the right side of the static hinge plate 31, and the left reinforcing faceplate and the right reinforcing faceplate can be made of iron plates, so that the static hinge plate 31 can be made of engineering plastics, and more cost can be saved. Analogizing to fig. 3, the left reinforcing faceplate is provided with a limiting plug, when the hinge shaft 36 is arranged in the hinge member caulking groove of the static hinge plate 31, the limiting plug can abut against the hinge shaft 36 to avoid the hinge shaft 36 moving in the hinge member caulking groove. A limiting disc 322 is preferably disposed on one side of the movable hinge disc 32, and the limiting disc 322 is used to limit the rotation range of the movable rod 33, so that the movable rods 33 of the multiple sets of blade modules are all located on the same side of the limiting disc 322. In fig. 1-2, the limiting disc 322 is disposed on the left side of the movable hinged disc 32, the right side of the limiting disc 322 is further provided with a reinforcing faceplate 323, the reinforcing faceplate 323 is also provided with an insertion groove matched with the movable hinged disc, and the limiting disc 322, the movable hinged disc 32 and the reinforcing faceplate 323 are detachably connected through bolt fasteners. Therefore, the movable hinging disc 32 can be made of engineering plastics, so that more cost can be saved. In fig. 3, the limiting disc 322 is further provided with a limiting plug 3221, and when the hinge member caulking groove of the movable hinge disc 32 is provided with the annular hinge shaft 324, the limiting plug can abut against the annular hinge shaft 324 to prevent the annular hinge shaft 324 from moving in the hinge member caulking groove.

Example 4: a parallel roller capable of being switched into a conical roller, see fig. 1-6, comprising a base shaft, a roller surface forming mechanism and a roller surface adjusting mechanism, as a preference of embodiment 1, the following technical features can be added according to requirements in this embodiment:

preferably, the roller surface forming mechanism further comprises a crank-slider mechanism, the crank-slider mechanism is coplanar with the rotation surface of the blade module, the crank-slider mechanism is fixedly connected with the blade 34 and the static hinge disk respectively, for example, a guide rail is fixed on one side of the blade 34 adjacent to the base shaft, and the guide direction of the guide rail is parallel to the axis of the base shaft. The slider of the crank slider mechanism is connected with the guide rail moving pair, and the crank of the crank slider mechanism is connected with the static hinge disk rotating pair.

In other embodiments, the slider-crank mechanism may also be fixedly connected to the vane 34 and the movable hinge disk 32, respectively. For example, a guide rail is fixed to the side of the blade 34 adjacent to the base shaft, and the guide rail has a guide direction parallel to the axis of the base shaft. The slider of the crank slider mechanism is connected with the guide rail moving pair, and the crank of the crank slider mechanism is connected with the movable hinged disk rotating pair.

Example 5: a parallel roller capable of being switched into a conical roller, see fig. 1-6, comprising a base shaft, a roller surface forming mechanism and a roller surface adjusting mechanism, as a preference of embodiment 1, the following technical features can be added according to requirements in this embodiment:

preferably, in fig. 1, the base shaft is formed by detachably connecting a left half shaft 11, a middle connecting shaft 12 and a right half shaft 13. The middle connecting shaft 12 is a threaded sleeve, and two ends of the middle connecting shaft are respectively in threaded connection with the left half shaft 11 and the right half shaft 13.

Preferably, the static hinged disk 31 and the base shaft form a revolute pair, the roller surface adjusting mechanism further comprises a connecting piece, the connecting piece is connected with the base shaft moving pair, and the movable hinged disk 32 is connected with the connecting piece revolute pair. In fig. 1-2, the movable block 42 and the bushing 43, which are detachably connected by a bolt connection, form a connection. The movable hinged disk 32 is mounted on a shaft sleeve 43 through a rolling bearing, the movable block 42 and the base shaft form an axial sliding rail mechanism, and the shaft sleeve 43 is in clearance fit with the base shaft.

The locking device may adopt a structure in which: including a set bolt mounted on the attachment member 42. Specifically, the connecting member 42 is provided with a threaded through hole, and the fastening bolt is screwed in the threaded through hole, so that when the movable hinge plate 32 needs to be stationary in the axial direction of the base shaft, the fastening bolt is screwed to enable the end portion of the fastening bolt to abut against the base shaft or form a fixing pin, so as to prevent the connecting member 42 from sliding in the axial direction of the base shaft. When the movable hinge disk 32 needs to move in the axial direction of the base shaft, the distance between the movable hinge disk 32 and the static hinge disk 31 can be adjusted by loosening the fastening bolt to lose the fastening effect.

The locking device may also adopt a structure in which: comprises a screw rod 41, wherein the screw rod 41 is connected with a base shaft screw pair, and the screw pair utilizes the rotation function. The threaded rod 41 is connected to a screw pair of connecting elements 42, which screw pair utilizes its axial displacement function.

Further, the base shaft has a guide opening extending in the axial direction thereof, and specifically, a guide opening 132 may be opened at the left end of the right axle shaft 13, the guide opening 132 being used to form an axial guide rail for the coupling member 32, and the movable block 42 being disposed in the guide opening 132 and exposed to the outer peripheral surface of the right axle shaft 132.

The locking device can also adopt a push-pull rod and other structures with a locking function. For example, the screw 41 in fig. 1 is replaced by a link that is loosely fitted to the base shaft, and the link is pin-connected to the base shaft so that the link can be locked in the axial direction of the base shaft.

The present invention has been described in detail with reference to the accompanying drawings and embodiments, but those skilled in the art will understand that various specific parameters in the above embodiments can be changed without departing from the spirit of the present invention to form a plurality of specific embodiments, which are the common variation ranges of the present invention and will not be described in detail herein.

Claims

1. The utility model provides a roll face forming mechanism for install on the base shaft, its characterized in that, including multiunit blade module, quiet articulated dish and the articulated dish that moves that is used for forming the roll face, the blade module includes blade and movable rod, blade one end with quiet articulated dish revolute pair is connected, its other end with the movable rod revolute pair is connected, the movable rod with it connects to move articulated dish revolute pair, the blade includes roll face portion and grafting portion, between two adjacent blade modules, the grafting portion setting of one of them piece blade is at another blade roll face portion with between the base shaft.

2. The roll forming mechanism according to claim 1, wherein one end of the insertion part is connected to the fixed hinge plate revolute pair, and the other end thereof is connected to the movable rod revolute pair.

3. The roll surface forming mechanism according to claim 2, wherein the width of the end of the spigot adjacent to the movable hinged disk is wider than the width of the end of the spigot adjacent to the static hinged disk.

4. The roll surface forming mechanism according to claim 1, further comprising a dust shielding ring, wherein the blade further comprises an end portion, the end portion is fixedly connected with the roll surface portion, an outer ring edge of the dust shielding ring is connected with the end portion in a dust shielding manner, an inner ring edge of the dust shielding ring is connected with a cylindrical surface of the base shaft in a dust shielding manner, and the ring width of the dust shielding ring is matched with the maximum cone bottom radius of the roll surface forming mechanism, so that the dust shielding ring does not affect the opening and closing of the roll surface forming mechanism.

5. The roll forming mechanism of claim 1 further comprising a plug member and a socket, wherein the socket has a socket coplanar with the central plane of the base shaft, the plug member is fixedly connected to the blade, the socket is fixedly connected to the static hinge plate or the dynamic hinge plate, and the plug member can be inserted into the socket during rotation of the blade.

6. The roll forming mechanism of claim 5, wherein the socket comprises a guide faceplate having a plurality of sockets circumferentially disposed thereon, and wherein the insert comprises members coplanar with the respective sockets.

7. The roll surface forming mechanism according to claim 6, wherein the static hinged disk, the dynamic hinged disk and the guiding faceplate all comprise faceplate units, each faceplate unit comprises an annular body, a plurality of insertion grooves extending in the radial direction of the annular body are arranged on the peripheral surface of the annular body, the number of the insertion grooves is larger than or equal to that of the blade modules, and the insertion grooves are arranged on the peripheral surface of the annular body in an annular array.

8. The roll forming mechanism of claim 1, further comprising a slider-crank mechanism coplanar with the plane of rotation of the blade module, the slider-crank mechanism being fixedly attached to the blade and the stationary articulating disk, respectively, or the slider-crank mechanism being fixedly attached to the blade and the movable articulating disk, respectively.

9. A parallel roll switchable to a conical roll, comprising a base shaft, a roll surface adjusting mechanism, characterized by further comprising a roll surface forming mechanism according to any one of claims 1 to 8; the roller surface adjusting mechanism comprises a locking device, the static hinged disk is installed on the base shaft, the movable hinged disk is connected with the axial moving pair of the base shaft, and the locking device is used for enabling the movable hinged disk and the static hinged disk to be relatively static in the axial direction of the base shaft.

10. The switchable conical roller as claimed in claim 9, wherein the static hinge disk forms a revolute pair with the base shaft, the roller surface adjustment mechanism further comprises a connecting member connected with the axial revolute pair of the base shaft, and the dynamic hinge disk is connected with the revolute pair of the connecting member.