CN210965316U

CN210965316U - Pneumatic and manual integrated roll clearance adjusting system of konjac fine grinding machine

Info

Publication number: CN210965316U
Application number: CN201921754314.5U
Authority: CN
Inventors: 张东生; 段博峰; 孙伟; 吴镇; 李志安
Original assignee: Shaanxi University of Technology
Current assignee: Shaanxi University of Technology
Priority date: 2019-10-18
Filing date: 2019-10-18
Publication date: 2020-07-10
Anticipated expiration: 2029-10-18

Abstract

The utility model discloses a pneumatic and manual integral type roll spacing governing system of konjaku flour mill, including the fast roller bearing frame that is fixed in the frame, the lower extreme passes through the rotational pin and rotates the slow roller bearing frame that is connected in the frame and roll spacing adjustment mechanism, roll spacing adjustment mechanism includes the regulating unit, L shape fine setting arm, roll spacing adjustment unit and roll spacing locking unit, the regulating unit includes pneumatic adjustment structure and manual regulation structure, roll spacing adjustment unit includes swinging arms, the inter-roll spring, the gangbar that one end and swinging arms rotate to be connected, the swinging arms passes through roll spacing locking unit with slow roller bearing frame upper end and is connected, this application closes pneumatic and manual adjustment structure into an organic whole through the lever mechanism, simple structure, the operation is accurate, quick, laborsaving, the regulating unit is located below the grinding roller bearing frame, when changing the grinding roller, dismantle simple and convenient, the position interference problem when having solved the grinding roller and having moved out the frame.

Description

Pneumatic and manual integrated roll clearance adjusting system of konjac fine grinding machine

Technical Field

The utility model relates to a grain powder process processing equipment field especially relates to a pneumatic and manual integral type roll distance governing system of konjaku cornmill.

Background

The grain mill is the first choice equipment for grain milling, and the equipment comprises a feeding system, a grinding system, a roll gap adjusting system, a transmission system, a frame and the like. The roll clearance adjusting system controls the size of the roll clearance between the fast and slow grinding rollers in the milling process, so that the accurate and rapid automatic control action of the gap switching-on or switching-off of the grinding rollers is met, the manual micro-adjustment of the roll clearance during production is also met, the actual working condition requirement of the milling process is controlled, and the corresponding performance index is achieved.

The existing flour mill has few types of roll clearance adjusting mechanisms, and the small flour mill is mainly a manual roll clearance adjusting mechanism, cannot meet the requirement of automatic control and influences the production efficiency; the large-scale milling machine adopts a mode of combining pneumatic control and manual control, but the two are mostly of a separated type, the two mechanisms are divided into two sets of mechanisms for separately controlling the rolling distance, the mechanisms are complex, the layout is close to the position of the grinding roller, the grinding roller can be moved out of the machine frame only by detaching the rolling distance adjusting mechanism when the grinding roller is replaced, the maintenance difficulty and time are increased, and the production efficiency is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a pneumatic and manual integral type roll distance governing system of konjaku cornmill to solve the problem that above-mentioned prior art exists, close pneumatic and manual regulation structure as an organic whole through rod mechanism, simple structure, the operation is accurate, quick, laborsaving, the regulating unit is located grinding roller bearing frame below, when changing the grinding roller, dismantles simple and conveniently, has solved the grinding roller and has shifted out the position interference problem when the frame.

In order to achieve the above object, the utility model provides a following scheme:

the utility model provides a pneumatic and manual integrated roll spacing adjusting system of a konjac fine grinding machine, which comprises a fast roller bearing seat fixed on a frame, a slow roller bearing seat and a roll spacing adjusting mechanism, wherein the lower end of the fast roller bearing seat is rotationally connected with the frame through a rotating pin, and the roll spacing adjusting mechanism comprises an adjusting unit, an L-shaped fine adjusting arm, a roll spacing adjusting unit and a roll spacing locking unit;

the adjusting unit comprises a pneumatic adjusting structure and a manual adjusting structure, the manual adjusting structure comprises an adjusting screw rod, a hand wheel fixedly connected with one end of the adjusting screw rod, and an adjusting slide block in threaded connection with the other end of the adjusting screw rod, and a sliding groove matched with the slide block is formed in the lower end of the L-shaped fine adjusting arm;

the roll distance adjusting unit comprises a swing rod, an inter-roll spring and a linkage rod, wherein one end of the linkage rod is rotatably connected with the swing rod, the other end of the linkage rod is rotatably connected with the L-shaped fine adjustment arm, and two ends of the inter-roll spring are respectively connected with the swing rod and the slow roll bearing block;

the swing rod is connected with the upper end of the slow roller bearing seat through the roll distance locking unit, and the roll distance locking unit comprises the tension rod, and a pre-tightening nut, a pre-tightening sleeve, a butterfly spring and a support block which are sequentially arranged on the tension rod.

Preferably, the adjusting unit is located below the slow roller bearing seat and the fast roller bearing seat and has a certain distance, so that the adjusting unit is simple and convenient to disassemble when the grinding roller is convenient to replace.

Preferably, the cylinder is fixed on the frame.

Preferably, the swing lever is connected with the linkage lever through a second pin.

The utility model discloses a following technological effect:

the pneumatic and manual adjusting structures are integrated through the rod mechanism, so that the pneumatic and manual adjusting structure is simple in structure, accurate, rapid and labor-saving to operate; the swing rod is connected with the upper end of the slow roll bearing seat through a roll clearance locking unit, and when the swing rod is still, the resilience force generated by compression of an inter-roll spring between the swing rod and the slow roll bearing seat is equal to the force generated by a butterfly spring, so that the purpose of roll clearance locking is achieved; pneumatic control structure and manual regulation structure all are located slow roller bearing seat, fast roller bearing seat below, and have the certain distance, when being convenient for change the grinding roller, dismantle simple and conveniently, have solved the grinding roller and have shifted out the position interference problem when the frame.

Drawings

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

FIG. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic structural view of the joint of the pneumatic and manual adjusting structure.

The device comprises a rotating pin 1, a slow roller bearing seat 2, a butterfly spring 3, a pretightening nut 4, a pretightening sleeve 5, a pretightening sleeve 6, a support block 7, an inter-roller spring 8, a first pin 9, a tensioning rod 10, a swinging rod 11, a second pin 12, a fast roller bearing seat 13, a linkage rod 14, an L-shaped fine adjustment arm 15, a hand wheel 16, a handle seat 17, an adjusting screw rod 18, a sliding block 19, a closing handle 191, a third pin 192, an eccentric pin 20, an air cylinder 21 and a rack.

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.

In order to make the above objects, features and advantages of the present invention more comprehensible, the present invention is described in detail with reference to the accompanying drawings and the detailed description.

The utility model provides a pneumatic and manual integrated roll spacing adjusting system of a konjac flour mill, which comprises a fast roll bearing seat 12 fixed on a frame 21, a slow roll bearing seat 2 with the lower end rotationally connected on the frame 21 through a rotating pin 1, and a roll spacing adjusting mechanism, wherein the roll spacing adjusting mechanism comprises an adjusting unit, an L-shaped fine adjusting arm 14, a roll spacing adjusting unit and a roll spacing locking unit;

the adjusting unit comprises a pneumatic adjusting structure and a manual adjusting structure, the manual adjusting structure comprises an adjusting screw 17, a hand wheel 15 fixedly connected with one end of the adjusting screw 17, an adjusting slider 18 in threaded connection with the other end of the adjusting screw 17, and a sliding groove matched with the slider 18 is formed in the lower end of the L-shaped fine adjusting arm 14;

the roll distance adjusting unit comprises a swing rod 10, an inter-roll spring 7 and a linkage rod 13, wherein one end of the linkage rod 13 is rotationally connected with the swing rod 10 through a second pin 11, the other end of the linkage rod 13 is rotationally connected with an L-shaped fine adjustment arm 14, and two ends of the inter-roll spring 7 are respectively connected with the swing rod 10 and the slow roll bearing block 2;

the swing rod 10 is connected with the upper end of the slow roll bearing block 2 through a roll distance locking unit, and the roll distance locking unit comprises a tension rod 9, a pre-tightening nut 4, a pre-tightening sleeve 5, a belleville spring 3 and a support block 6 which are sequentially arranged on the tension rod 9; the adjusting unit is positioned below the slow roller bearing seat 2 and the fast roller bearing seat 12, and has a certain distance, so that the adjusting unit is simple and convenient to disassemble when the grinding roller is convenient to replace.

The roll distance adjusting system has two working modes, the first mode is pneumatic adjustment, the process is that an air cylinder 20 fixed on a frame 21 pushes a closing handle 19 to rotate around a third pin 191, an eccentric pin 192 on the closing handle 19 rotates around the third pin 191 so as to drive an L-shaped fine adjustment arm 14 to swing around the eccentric pin 192, a linkage rod 13 connected with a L-shaped fine adjustment arm 14 moves so as to drive a swing rod 10 to swing around a first pin 8, the swing rod 10 compresses an inter-roll spring 7 or pulls a slow roll bearing seat 2 to be far away from or close to a fast roll bearing seat 12 around a rotation pin 1 under the action of elasticity of the spring, so that the roll distance between grinding rolls is adjusted, the upper end of the swing rod 10 is connected with the slow roll bearing seat 2 through a roll distance locking unit, when the swing rod 10 is static, the rebound force generated by compression of the inter-roll spring 7 between the slow roll bearing seat 2 is equal to the magnitude of force generated by a butterfly spring 3, the aim of locking the roll distance between the swing rod 10 and the slow roll bearing seat 2 is convenient to remove the grinding rolls, and the problem of simple replacement is solved.

The second type is manual adjustment, the process is that a hand wheel 15 is rotated, an adjusting screw 17 fixedly connected with the hand wheel 15 rotates, an adjusting slide block 18 which is arranged at the other end of the adjusting screw 17 and connected through threads moves in the axial direction, and the slide block slides relatively in a sliding groove formed in the lower end of an L-shaped fine adjustment arm 14, so that the slide block can move in the axial direction as far as possible, a L-shaped fine adjustment arm 14 is driven to swing around an eccentric pin 192, a linkage rod 13 connected with a L-shaped fine adjustment arm 14 moves, a swing rod 10 is driven to swing around a first pin 8, the swing rod 10 compresses an inter-roller spring 7 or draws a slow roller bearing seat 2 to move away from or close to a fast roller bearing seat 12 around a rotating pin 1 under the action of elasticity, the effect of adjusting the roll distance between the grinding rollers is achieved, the swing rod 10 is connected with the upper end of the slow roller bearing seat 2 through a roll distance locking unit, when the swing rod 10 is static, the inter-roller spring 7 between the swing rod and the slow roller bearing seat 2 generates a spring force which is equal to the locking force generated by compression, the butterfly spring 3, the locking force, the pneumatic adjusting structure and the slow roller bearing seat are positioned at a certain distance, the position, the grinding roller bearing seat is convenient to be removed, and the.

The pneumatic and manual adjusting structures are integrated through the rod mechanism, so that the pneumatic and manual adjusting structure is simple in structure, accurate, rapid and labor-saving to operate; the swing rod 10 is connected with the upper end of the slow roller bearing seat 2 through a roll clearance locking unit, when the swing rod 10 is still, the resilience force generated by compression of the spring 7 between the swing rod and the slow roller bearing seat 2 is equal to the force generated by the butterfly spring 3, and the purpose of roll clearance locking is achieved; the pneumatic adjusting structure and the manual adjusting structure are both located below the slow roller bearing seat 2 and the fast roller bearing seat 12, and have a certain distance, so that when the grinding roller is convenient to replace, the grinding roller is simple and convenient to disassemble, and the problem of position interference when the grinding roller is moved out of the rack is solved.

In the description of the present invention, it is to be understood that the terms "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are merely for convenience of description of the present invention, and do not indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

The above embodiments are only for describing the preferred embodiments of the present invention, and are not intended to limit the scope of the present invention, and various modifications and improvements made by those skilled in the art without departing from the design spirit of the present invention should fall within the protection scope defined by the claims of the present invention.

Claims

1. The pneumatic and manual integrated roll spacing adjusting system of the konjac finish machine is characterized by comprising a fast roll bearing seat (12) fixed on a rack (21), a slow roll bearing seat (2) with the lower end rotatably connected to the rack (21) through a rotating pin (1) and a roll spacing adjusting mechanism, wherein the roll spacing adjusting mechanism comprises an adjusting unit, an L-shaped fine adjusting arm (14), a roll spacing adjusting unit and a roll spacing locking unit;

the adjusting unit comprises a pneumatic adjusting structure and a manual adjusting structure, the manual adjusting structure comprises an adjusting screw rod (17), a hand wheel (15) fixedly connected with one end of the adjusting screw rod (17), and an adjusting slide block (18) in threaded connection with the other end of the adjusting screw rod (17), the lower end of the L-shaped fine adjusting arm (14) is provided with a sliding groove matched with the slide block (18), a closing handle (19) in the pneumatic adjusting structure is connected with an air cylinder (20), the closing handle (19) is connected with the rack (21) through a third pin (191), and the closing handle (19) is connected with the L-shaped fine adjusting arm (14) through an eccentric pin (192);

the roll distance adjusting unit comprises a swing rod (10), an inter-roll spring (7) and a linkage rod (13) with one end rotatably connected with the swing rod (10), the other end of the linkage rod (13) is rotatably connected with the L-shaped fine adjustment arm (14), two ends of the inter-roll spring (7) are respectively connected with the swing rod (10) and the slow roll bearing seat (2), and the fast roll bearing seat (12) is connected with the swing rod (10) through a first pin (8);

the swing rod (10) is connected with the upper end of the slow roll bearing seat (2) through the roll distance locking unit, and the roll distance locking unit comprises a tension rod (9), and a pre-tightening nut (4), a pre-tightening sleeve (5), a belleville spring (3) and a support block (6) which are sequentially arranged on the tension rod (9).

2. The pneumatic and manual integrated roll clearance adjusting system of the konjac fine grinding machine according to claim 1, characterized in that: the adjusting unit is positioned below the slow roller bearing seat (2) and the fast roller bearing seat (12).

3. The pneumatic and manual integrated roll clearance adjusting system of the konjac fine grinding machine according to claim 1, characterized in that: the air cylinder (20) is fixed on the frame (21).

4. The pneumatic and manual integrated roll clearance adjusting system of the konjac fine grinding machine according to claim 1, characterized in that: the swinging rod (10) is connected with the linkage rod (13) through a second pin (11).