CN112791806A

CN112791806A - Conveniently change rubbing crusher of tool bit

Info

Publication number: CN112791806A
Application number: CN201911111937.5A
Authority: CN
Inventors: 祁志明
Original assignee: Changzhou Mingchen Automobile Co ltd
Current assignee: Changzhou Mingchen Automobile Co ltd
Priority date: 2019-11-14
Filing date: 2019-11-14
Publication date: 2021-05-14

Abstract

The invention relates to the technical field of a crusher, in particular to a crusher with conveniently replaced tool bits, which solves the defects of low working efficiency and complicated tool replacement in the prior art and comprises a casing, wherein the casing is of a cavity structure, a feeding hopper is arranged at the top of the casing, a rotary mounting seat is rotatably arranged on the bottom wall of an inner cavity of the casing, the top of the rotary mounting seat is connected with a hood through a screw, a servo motor is arranged in the hood through a bolt, the output end of the servo motor is connected with a driving main shaft through a coupling, after a tool in the crusher is worn or broken, a user can open a movable cover plate at one side of the casing, the crushing tool is rotated out of the casing through an adjusting mechanism, the replacement operation of personnel can be facilitated, the mounting structures of the tool and the tool holder are simple, the dismounting is very convenient, the manpower and the working hours can, the working efficiency is higher.

Description

Conveniently change rubbing crusher of tool bit

Technical Field

The invention relates to the technical field of crushers, in particular to a crusher with a tool bit convenient to replace.

Background

A pulverizer is a machine that pulverizes a large-sized solid raw material to a desired size. The crusher consists of coarse crushing, fine crushing, wind conveying and other devices, and the purpose of the crusher is achieved in a high-speed impact mode.

Among the prior art, a crushing cutter for rubbing crusher is located the casing, and after the cutter used wearing and tearing or fracture for a long time, the change of cutter is more loaded down with trivial details, and the change process need consume a large amount of manpowers and man-hour, and work efficiency is low.

Disclosure of Invention

The invention aims to solve the defects of low working efficiency and complex cutter replacement in the prior art, and provides a pulverizer with a cutter head convenient to replace.

In order to achieve the purpose, the invention adopts the following technical scheme:

a pulverizer convenient for replacing a cutter bit comprises a casing, wherein the casing is of a cavity structure, a feeding hopper is arranged at the top of the casing, a rotary mounting seat is rotatably arranged on the bottom wall of an inner cavity of the casing, the top of the rotary mounting seat is connected with a hood through a screw, a servo motor is installed in the hood through a bolt, the output end of the servo motor is connected with a driving main shaft through a coupling, cutter holders distributed in an array mode are fixedly connected to the outer side of the driving main shaft through screws, a cutter is installed at the end portion of each cutter holder, and an adjusting mechanism is arranged on one side of the rotary mounting seat;

the adjusting mechanism comprises a first supporting plate and a second supporting plate, a worm is rotatably arranged between the first supporting plate and the second supporting plate, the end part of the worm is connected with a crank through a nut and a bolt, the worm is meshed with a worm wheel, and one end of the rotary mounting seat is welded with a connecting seat;

the utility model discloses a cutter, including blade holder, mounting groove, blade, side channel, blade, mounting groove, blade, the blade holder is last to have seted up mounting groove and card hole respectively, and the mounting groove is linked together with the inside in card hole, and the inner wall welding of mounting groove has first spring, and the other end of first spring passes through buckle fixedly connected with push pedal, the cutter includes mount pad and blade, and mount pad and blade structure as an organic whole, and the side channel has all been seted up to the both sides of mount pad, and the inner wall welding of side channel has the second spring, and the other end of second spring.

Preferably, one side of the machine shell is respectively provided with a first screw hole and a second screw hole, the insides of the first screw hole and the second screw hole are respectively fixed with a limiting screw rod and a locking screw rod in a threaded manner, and the limiting screw rod, the locking screw rod and the rotating mounting seat are positioned on the same horizontal plane.

Preferably, an arc-shaped T-shaped groove is formed in the bottom wall of the machine shell, a sliding block of an integrated structure is arranged at the bottom of the rotating mounting seat, and the sliding block is embedded into the T-shaped groove.

Preferably, first bearing is installed to the diapire of casing, and the inside cover of first bearing is equipped with the round pin axle, connecting seat and round pin axle welded fastening, the center pin of worm wheel one side passes through bolt fixed connection with the round pin axle.

Preferably, the first supporting plate and the second supporting plate are respectively provided with a second bearing and a third bearing, and two ends of the worm are respectively sleeved in the second bearing and the third bearing.

Preferably, a movable cover plate is rotatably mounted on the front side of the housing.

Preferably, the welding of the top of aircraft bonnet has the striker plate, the inner wall both sides of casing be provided with an organic whole structure and with striker plate assorted curb plate, the discharging pipe is installed through the ring flange in the both sides of casing, the discharging pipe is located one side of curb plate.

The invention has the beneficial effects that: compared with the prior art, according to the invention, through the arrangement of the movable cover plate, the cutter holder, the rotating mounting seat, the adjusting mechanism, the limiting screw, the locking screw and other structures, after the cutter inside the crusher is worn or broken, a user can open the movable cover plate on one side of the casing, the crushing cutter is rotated out of the casing through the adjusting mechanism, the replacement operation of personnel can be facilitated, the mounting structures of the cutter and the cutter holder are simple, the disassembly and assembly are very convenient, the labor and the working hours can be greatly saved, and the working efficiency is higher.

Drawings

FIG. 1 is a front view of a mill of the present invention with easy replacement of the cutting head;

FIG. 2 is an enlarged view of the shredder with a replaceable cutting head according to the present invention at the position marked A;

FIG. 3 is a top view of the pivoting mount of the present invention;

FIG. 4 is a schematic view of the tool holder and tool set forth in the present invention prior to installation;

fig. 5 is a schematic view of the tool holder and the tool according to the present invention after installation.

In the figure: the automatic cutting machine comprises a machine shell 1, a movable cover plate 2, a rotary mounting seat 3, a limiting screw rod 31, a locking screw rod 32, a machine cover 4, a 5T-shaped groove, a servo motor 6, a side plate 7, a material baffle plate 8, a material outlet pipe 9, a tool apron 10, a mounting groove 101, a push plate 102, a first spring 103, a clamping hole 104, a cutter 11, a mounting seat 111, a blade 112, a side groove 113, a second spring 114, a convex block 115, a driving main shaft 12, a feeding hopper 13, a crank 14, a first supporting plate 15, a second supporting plate 16, a worm wheel 17, a worm 18 and a connecting seat 19.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

Referring to fig. 1-5, a pulverizer convenient for replacing a cutter bit comprises a casing 1, wherein the casing 1 is of a cavity structure, a feeding hopper 13 is arranged at the top of the casing 1, a rotary mounting seat 3 is rotatably arranged on the bottom wall of an inner cavity of the casing 1, the top of the rotary mounting seat 3 is connected with a hood 4 through a screw, a servo motor 6 is arranged in the hood 4 through a bolt, the output end of the servo motor 6 is connected with a driving main shaft 12 through a coupler, the outer side of the driving main shaft 12 is fixedly connected with cutter holders 10 distributed in an array mode through screws, a cutter 11 is arranged at the end part of each cutter holder 10, and an adjusting mechanism is arranged on one side of; the adjusting mechanism comprises a first supporting plate 15 and a second supporting plate 16, a worm 18 is rotatably arranged between the first supporting plate 15 and the second supporting plate 16, the end part of the worm 18 is connected with a crank 14 through a nut bolt, the worm 18 is meshed with a worm wheel 17, and one end of the rotary mounting base 3 is welded with a connecting base 19; the cutter holder 10 is respectively provided with a mounting groove 101 and a clamping hole 104, the mounting groove 101 is communicated with the inside of the clamping hole 104, the inner wall of the mounting groove 101 is welded with a first spring 103, the other end of the first spring 103 is fixedly connected with a push plate 102 through a buckle, the cutter 11 comprises a mounting seat 111 and a blade 112, the mounting seat 111 and the blade 112 are of an integral structure, two sides of the mounting seat 111 are respectively provided with a side groove 113, the inner wall of the side groove 113 is welded with a second spring 114, the other end of the second spring 114 is fixedly connected with a lug 115 matched with the clamping hole 104 through a buckle, the end part of the lug 115 is in an arc shape, the movable cover plate 2, the cutter 11, the cutter holder 10, the rotary mounting seat 3, an adjusting mechanism, a limit screw 31, a locking screw 32 and other structures are arranged, after the cutter 11 in the crusher is worn or broken, a user can open the movable cover plate 2 on one side of the machine shell 1, the tool holder can be conveniently replaced by personnel, the mounting structure of the tool 11 and the tool apron 10 is simple, the tool holder is very convenient to assemble and disassemble, the labor and the working hours can be greatly saved, and the working efficiency is higher;

wherein, one side of the casing 1 is respectively provided with a first screw hole and a second screw hole, the insides of the first screw hole and the second screw hole are respectively fixed with a limiting screw 31 and a locking screw 32 by screw threads, the limiting screw 31, the locking screw 32 and the rotating installation seat 3 are positioned on the same horizontal plane, the bottom wall of the casing 1 is provided with an arc-shaped T-shaped groove 5, the bottom of the rotating installation seat 3 is provided with a slider with an integrated structure, the slider is embedded in the T-shaped groove 5, the bottom wall of the casing 1 is provided with a first bearing, the inside of the first bearing is sleeved with a pin shaft, a connecting seat 19 is welded and fixed with the pin shaft, a central shaft at one side of the worm wheel 17 is fixedly connected with the pin shaft by a bolt, the first supporting plate 15 and the second supporting plate 16 are respectively provided with a second bearing and a third bearing, two ends of the worm 18 are respectively sleeved inside the second, the welding of the top of aircraft bonnet 4 has striker plate 8, and the inner wall both sides of casing 1 are provided with an organic whole structure and with 8 assorted curb plates 7 of striker plate, and discharging pipe 9 is installed through the ring flange in the both sides of casing 1, and discharging pipe 9 is located one side of curb plate 7.

In the embodiment, when the equipment is used, after a working power supply is switched on, the servo motor 6 is started, the servo motor 6 drives the driving main shaft 12 to rotate, materials are put into the shell 2 from the feeding leakage 13, the driving main shaft 12 drives the cutter 11 to rotate to crush the materials, the treated materials are discharged to two sides from the inclined surface of the material baffle plate 8, and the materials are discharged through the discharge pipe 9;

further, when the inner cutter 11 needs to be replaced, a user firstly unscrews the locking screw 32 on one side of the rotary mounting seat 3, then opens the movable cover plate 2, then rotates the crank 14, the crank 14 drives the worm 18 to rotate, the worm 18 drives the worm wheel 17 to rotate, the worm wheel 17 drives the pin shaft at the bottom and the connecting seat 19 to simultaneously rotate, the connecting seat 19 simultaneously drives the rotary mounting seat 3 to rotate towards the outer side of the machine shell 2 by taking the pin shaft as the center, the sliding block at the bottom of the rotary mounting seat 3 slides along the T-shaped groove 5, after rotating to a certain position, the rotary mounting seat 3 drives the whole crushing device to move out of the machine shell 2, after the user presses the convex blocks 115 on the two sides of the mounting seat 111, the convex blocks 115 are separated from the clamping holes 104, the cutter 11 automatically pops out of the inside of the mounting groove 101 under the push of the first spring 103, then the replaced cutter mounting groove 11 is inserted, when the bump 115 moves to the position of the clamping hole 104, the bump 115 is clamped into the clamping hole 104 under the pushing of the second spring 114, so that the cutter 11 is fixed, and the installation of the cutter 11 is completed;

after the worm 18 is rotated reversely, the rotating mounting base 3 drives the whole crushing device to rotate and reset, when the rotating mounting base 3 rotates to the original position, one side of the rotating mounting base 3 abuts against one side of the limiting screw 31, the limiting screw 31 limits the rotating mounting base 3, the worm 18 stops rotating at the moment, and after the locking screw 32 is screwed, the locking screw 32 is tightly pressed on the other side of the rotating mounting base 3, so that the position of the rotating mounting base 3 is fixed;

in addition, the worm wheel 17 and the worm 18 satisfy the self-locking characteristic of the worm wheel and the worm when mounted, the fixation of the rotation mount base 3 is further improved while the rotation mount base 3 is pressed and fixed by two screws, and the position of the rotation mount base 3 is kept fixed when the crank 14 is not operated.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

Claims

1. The crusher with the tool bits convenient to replace comprises a casing (1) and is characterized in that the casing (1) is of a cavity structure, a feeding hopper (13) is arranged at the top of the casing (1), a rotary mounting seat (3) is rotatably arranged on the bottom wall of the inner cavity of the casing (1), the top of the rotary mounting seat (3) is connected with a hood (4) through screws, a servo motor (6) is mounted in the hood (4) through bolts, the output end of the servo motor (6) is connected with a driving spindle (12) through a coupler, the outer side of the driving spindle (12) is fixedly connected with tool holders (10) distributed in an array mode through screws, tools (11) are mounted at the end parts of the tool holders (10), and an adjusting mechanism is arranged on one side of the rotary mounting seat (3);

the adjusting mechanism comprises a first supporting plate (15) and a second supporting plate (16), a worm (18) is rotatably mounted between the first supporting plate (15) and the second supporting plate (16), the end part of the worm (18) is connected with a crank (14) through a nut and a bolt, the worm (18) is meshed with a worm wheel (17), and one end of the rotary mounting seat (3) is welded with a connecting seat (19);

mounting groove (101) and card hole (104) have been seted up on blade holder (10) respectively, and mounting groove (101) are linked together with the inside in card hole (104), and the inner wall welding of mounting groove (101) has first spring (103), and the other end of first spring (103) passes through buckle fixedly connected with push pedal (102), cutter (11) are including mount pad (111) and blade (112), and mount pad (111) and blade (112) structure as an organic whole, and side channel (113) have all been seted up to the both sides of mount pad (111), and the inner wall welding of side channel (113) has second spring (114), and the other end of second spring (114) passes through buckle fixedly connected with and blocks hole (104) assorted lug (115), and the tip of lug (115) is circular-arcly.

2. The crusher with the conveniently replaced cutter heads is characterized in that a first screw hole and a second screw hole are formed in one side of the machine shell (1) respectively, a limiting screw rod (31) and a locking screw rod (32) are fixed inside the first screw hole and the second screw hole respectively in a threaded mode, and the limiting screw rod (31), the locking screw rod (32) and the rotating installation seat (3) are located on the same horizontal plane.

3. The pulverizer convenient for replacing the cutter head according to claim 1, wherein an arc-shaped T-shaped groove (5) is formed in the bottom wall of the casing (1), and a sliding block of an integrated structure is arranged at the bottom of the rotary mounting seat (3) and embedded in the T-shaped groove (5).

4. The crusher with the conveniently replaced cutter heads as claimed in claim 1, wherein the bottom wall of the casing (1) is provided with a first bearing, a pin shaft is sleeved inside the first bearing, the connecting seat (19) is fixed with the pin shaft in a welding manner, and a central shaft on one side of the worm wheel (17) is fixedly connected with the pin shaft through a bolt.

5. The crusher with the convenient replaceable cutter head as claimed in claim 1, wherein the first support plate (15) and the second support plate (16) are respectively provided with a second bearing and a third bearing, and two ends of the worm (18) are respectively sleeved inside the second bearing and the third bearing.

6. A mill with easy replacement of the cutter head according to claim 1, characterized in that the front side of the machine shell (1) is rotatably mounted with a removable cover plate (2).

7. The pulverizer convenient for replacing the cutter head according to claim 1, wherein a material baffle (8) is welded at the top of the hood (4), side plates (7) which are of an integrated structure and matched with the material baffle (8) are arranged on two sides of the inner wall of the casing (1), a material discharging pipe (9) is installed on two sides of the casing (1) through flange plates, and the material discharging pipe (9) is located on one side of the side plates (7).