阅读说明：本技术 魔芋精粉机气动和手动一体式轧距调节系统 (Pneumatic and manual integrated roll clearance adjusting system of konjac fine grinding machine ) 是由 张东生 段博峰 孙伟 吴镇 李志安 于 2019-10-18 设计创作，主要内容包括：本发明公开一种魔芋精粉机气动和手动一体式轧距调节系统,包括：固定于机架上的快辊轴承座、下端通过转动销转动连接于机架上的慢辊轴承座以及辊距调节机构；辊距调节机构包括调节单元、L形微调臂、轧距调整单元和轧距锁紧单元；调节单元包括气动调节结构和手动调节结构,轧距调整单元包括摆动杆、辊间弹簧、一端与摆动杆转动连接的联动杆,摆动杆与慢辊轴承座上端通过轧距锁紧单元连接；本申请将气动和手动调节结构通过杆机构合为一体式,结构简单,操作准确、快速、省力,调节单元位于磨辊轴承座下方,在更换磨辊时,拆卸简单方便,解决了磨辊移出机架时位置干涉问题。(The invention discloses a pneumatic and manual integrated roll clearance adjusting system of a konjac fine grinding machine, which comprises: the roller spacing adjusting mechanism comprises a fast roller bearing seat fixed on the rack, a slow roller bearing seat and a roller spacing adjusting mechanism, wherein the lower end of the fast roller bearing seat is rotationally connected to the rack through a rotating pin; 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 roll clearance adjusting unit comprises a swing rod, an inter-roll spring and a linkage rod, one end of the linkage rod is rotatably connected with the swing rod, and the swing rod is connected with the upper end of the slow roll bearing seat through a roll clearance locking unit; this application closes the formula as an organic whole with pneumatic and manual regulation structure through rod mechanism, simple structure, and the operation is accurate, quick, laborsaving, and 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.)

1. The pneumatic and manual integrated roll spacing adjusting system of the konjac fine grinding 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; 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 sliding block (18) in threaded connection with the other end of the adjusting screw rod (17), and a sliding groove matched with the sliding block (18) is formed in the lower end of the L-shaped fine adjusting arm (14); a switch-on handle (19) in the pneumatic adjusting structure is connected with an air cylinder (20), the switch-on handle (19) is connected with the rack (21) through a third pin (191), and the switch-on handle (19) is connected with the L-shaped fine adjustment arm (14) through an eccentric pin (192);

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

Technical Field

The invention relates to the field of grain milling processing equipment, in particular to a pneumatic and manual integrated roll clearance adjusting system of a konjac fine powder machine.

Background

The grain mill is the first choice equipment for grain milling, and the equipment comprises a feeding system, a grinding system, a roll distance adjusting system, a transmission system, a frame and the like. The rolling distance adjusting system controls the size of the rolling distance gap between the fast and slow grinding rollers in the milling process, so that the rolling distance adjusting system not only can meet the accuracy and rapidness of automatic control action of the gap switching-on or switching-off of the grinding rollers, but also can manually adjust the rolling distance gap in a micro-scale manner in production, is used for controlling the actual working condition requirement of the milling process, and achieves corresponding performance indexes.

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 the mode that pneumatic control and manual control combined together, but both are mostly the disconnect-type, divide into two sets of mechanisms and part control roll distance, and the mechanism is complicated, and the overall arrangement is near the grinding roller position, need demolish roll distance adjustment mechanism and just can shift out the frame with the grinding roller when changing the grinding roller, has increased and has maintained the degree of difficulty and time, influences production efficiency.

Disclosure of Invention

The invention aims to provide a pneumatic and manual integrated roll distance adjusting system of a konjac fine grinding machine, which aims to solve the problems in the prior art.

In order to achieve the purpose, the invention provides the following scheme:

the invention 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 rack, a slow roller bearing seat and a roll spacing adjusting mechanism, wherein the lower end of the slow roller bearing seat is rotationally connected to the rack through a rotating pin; 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; a switching-on handle in the pneumatic adjusting structure is connected with the air cylinder, the switching-on handle is connected with the rack through a third pin, and the switching-on handle is connected with the L-shaped fine adjustment arm through an eccentric pin;

the roll distance adjusting unit comprises a swinging rod, an inter-roll spring and a linkage rod, one end of the linkage rod is rotatably connected with the swinging 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 swinging rod and the slow roll bearing seat; the fast roller bearing block is connected with the swinging rod through a first pin;

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 invention discloses the following technical effects:

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 described below 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 the 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, a 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. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

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

The invention provides a pneumatic and manual integrated roll spacing adjusting system of a konjac fine grinding machine, which comprises a fast roller bearing seat 12 fixed on a rack 21, a slow roller bearing seat 2 with the lower end rotatably connected on the rack 21 through a rotating pin 1 and a roll spacing adjusting mechanism; 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, and a sliding groove matched with the slide block 18 is formed in the lower end of the L-shaped fine adjusting arm 14; a closing handle 19 in the pneumatic adjusting structure is connected with an air cylinder 20, the closing handle 19 is connected with a rack 21 through a third pin 191, and the closing handle 19 is connected with an L-shaped fine adjustment arm 14 through an eccentric pin 192; the cylinder 20 is fixed on the frame 21;

the roll spacing adjusting unit comprises a swing rod 10, an inter-roll spring 7 and a linkage rod 13, one end of the linkage rod 13 is rotatably connected with the swing rod 10 through a second pin 11, the other end of the linkage rod 13 is rotatably 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 seat 2; the fast roller 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 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 clearance adjusting system has two working modes, wherein the first mode is pneumatic adjustment, and the process is as follows: an air cylinder 20 fixed on a frame 21 pushes a switch-on handle 19 to rotate around a third pin 191, meanwhile, an eccentric pin 192 on the switch-on handle 19 rotates around the third pin 191, so that an L-shaped fine adjustment arm 14 is driven to swing around the eccentric pin 192, a linkage rod 13 connected with the 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 a spring 7 between rollers or pulls a slow roller bearing seat 2 to be far away from or close to a fast roller bearing seat 12 around a rotation pin 1 under the action of the elasticity of the swing rod 10, and the effect of adjusting the rolling distance between grinding rollers is achieved; 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 dismounting is simple and convenient, and the problem of position interference when the grinding roller moves out of the rack is solved.

The second is manual adjustment, and the process is as follows: the hand wheel 15 is rotated, the adjusting screw 17 fixedly connected with the hand wheel 15 rotates, the adjusting slide block 18 which is arranged at the other end of the adjusting screw 17 and is connected through threads moves in the axial direction, and the slide block slides relatively in a sliding groove formed in the lower end of the L-shaped fine adjustment arm 14, so that the slide block can move in the axial direction as far as possible, the L-shaped fine adjustment arm 14 is driven to swing around the eccentric pin 192, the linkage rod 13 connected with the L-shaped fine adjustment arm 14 moves, the swing rod 10 is driven to swing around the first pin 8, the swing rod 10 compresses the inter-roller spring 7 or pulls the slow roller bearing seat 2 to move around the rotation pin 1 to be far away from or close to the fast roller bearing seat 12 under the elastic force effect of the swing rod, and the rolling distance between the grinding rollers is adjusted; 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 static, 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.

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 distance locking unit, when the swing rod 10 is still, the resilience force generated by the 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, so that the purpose of roll distance 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 dismounting is simple and convenient, and the problem of position interference when the grinding roller moves out of the rack is solved.

In the description of the present invention, it is to be understood that the terms "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, are merely for convenience in describing the present invention, and do not indicate or imply that the referred devices or elements must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

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