CN215277531U

CN215277531U - Closed-cycle mechanical crushing device

Info

Publication number: CN215277531U
Application number: CN202121541233.4U
Authority: CN
Inventors: 屈花
Original assignee: Nanjing Shouwang Machinery Equipment Co ltd
Current assignee: Nanjing Shouwang Machinery Equipment Co ltd
Priority date: 2021-07-07
Filing date: 2021-07-07
Publication date: 2021-12-24
Anticipated expiration: 2031-07-07

Abstract

The utility model discloses a closed cycle mechanical crushing device, which comprises a base, a crushing box is fixedly arranged on the right side of the upper end surface of the base, a cycle frame is fixedly connected on the left side of the crushing box, a feed hopper is arranged on the upper end surface of the crushing box, crushing rollers are arranged on the left side and the right side of the upper part in the crushing box, crushing rollers are arranged below the crushing rollers on the left side and the right side, the outer surface of each crushing roller is connected with a plurality of crushing rods, a sieve plate is arranged below the crushing rollers on the left side and the right side, the structure is simple, the structure is clear and understandable, crushed materials are screened by the sieve plate, the crushed qualified materials fall into a material collecting box from a discharge port and are collected, the screened qualified products return to the crushing box through the cycle frame for secondary crushing, thereby realizing the material cycle crushing operation, having good material screening effect, convenient collection, convenient movement of the device, good support stability and strong functionality, is worthy of popularization.

Description

Closed-cycle mechanical crushing device

Technical Field

The utility model relates to a reducing mechanism technical field specifically is a closed cycle machinery reducing mechanism.

Background

The machining is a process of changing the external dimension or performance of a workpiece by a mechanical device, and is mainly divided into cutting machining and pressure machining, so that the leftover bits and pieces in the cutting machining process need to be crushed and combined to be subjected to secondary machining.

Waste material circulation reducing mechanism on the market is various today, and a waste material circulation reducing mechanism for machining that bulletin number is CN208390131U has realized the material circulation and has smashed the operation, but, whole device removes inconveniently, and support stability is not good, and whole device vibration is great at the during operation, causes equipment to damage easily to material screening effect is not good, and the circulation is smashed inefficiency, consequently, needs a closed cycle mechanical crushing device.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a closed cycle mechanical reducing mechanism to solve the problem that proposes among the above-mentioned background art.

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

the utility model provides a closed cycle mechanical reducing mechanism, includes the base, the fixed crushing case that is provided with in base up end right side, smash case left side fixedly connected with circulation frame, smash the case up end and install the feeder hopper, smash the incasement top left and right sides and install crushing roller, the crushing roller below of the left and right sides is installed and is broken the roller, the outer surface connection of crushing roller has a plurality of broken poles, and the sieve is installed to the crushing roller below of the left and right sides, the stock guide is installed to the sieve below, the stock guide intermediate junction has the discharge gate, the discharge gate below is provided with the material collecting chamber, the material collecting box has been placed in the material collecting chamber.

Preferably, the crushing rods on the outer surfaces of the crushing rollers on the left side and the right side are arranged in a staggered mode.

Preferably, the fixed plate is connected in the circulation frame, first motor is installed to the fixed plate below, bull stick one end is connected to first motor output, the bull stick other end rotates with circulation frame inner top lateral wall to be connected, bull stick surface cover is equipped with the defeated material leaf of spiral, be connected with the connecting hole between circulation frame right side wall and the crushing case, the sieve left end top setting is arranged in to the connecting hole, be connected with the feed back pipe between circulation frame right side wall top and the feeder hopper.

Preferably, smash the case right side wall and install the second motor, the second motor output stretches into and smashes the incasement and is connected with the cam, the cam is contradicted with sieve bottom face, the sieve right-hand member rotates with crushing incasement right side wall to be connected, the sieve left end with smash incasement left side wall contactless, stock guide up end left side fixedly connected with riser, be connected with a plurality of compression spring between riser up end and the sieve bottom face, install the screen cloth in the middle of the sieve.

Preferably, a buffer cavity is formed in the periphery of the bottom end face of the base, a buffer plate is installed in the buffer cavity, a plurality of buffer springs are connected between the upper end face of the buffer plate and the side wall of the top in the buffer cavity, and universal rollers are installed on the bottom end face of the buffer plate.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses simple structure, the structure is clearly understandable, drop into crushing incasement with the material from the feeder hopper, external motor drives the crushing roller and the crushing roller relative rotation of the left and right sides, realize smashing and the breakage of material, material after the breakage passes through the sieve screening, broken material that qualifies falls into the incasement of collecting materials from the discharge gate and collects, the unqualified product of screening is got back to through circulation frame and is carried out the regrinding in smashing the incasement, thereby realize the material circulation crushing operation, the material screening is effectual, it is convenient to collect, the device removes conveniently, support stability is good, and is functional strong, and is worth promoting.

Drawings

FIG. 1 is a schematic front view of a closed-cycle mechanical shredder;

fig. 2 is a front view cross-sectional structural schematic diagram of a closed-cycle mechanical pulverizing apparatus.

In the figure: 1-base, 2-circulation frame, 3-feed hopper, 4-crushing box, 5-discharge port, 6-collecting chamber, 7-collecting box, 8-compression spring, 9-vertical plate, 10-universal roller, 11-buffer plate, 12-buffer spring, 13-buffer cavity, 14-first motor, 15-rotating rod, 16-fixing plate, 17-connecting hole, 18-spiral conveying blade, 19-return pipe, 20-crushing roller, 21-crushing rod, 22-crushing roller, 23-screen, 24-screen plate, 25-second motor, 26-cam, 27-guide plate.

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.

Referring to fig. 1-2, the present invention provides a technical solution: the utility model provides a closed cycle mechanical reducing mechanism, includes base 1, the fixed crushing case 4 that is provided with in base 1 up end right side, 4 left sides fixedly connected with circulation frame 2 of crushing case, smash 4 up ends of case and install feeder hopper 3, smash the incasement 4 interior top left and right sides and install crushing roller 20, crushing roller 22 is installed to the crushing roller 20 below the left and right sides, crushing roller 22 surface connection has a plurality of broken poles 21, and the sieve 24 is installed to the crushing roller 22 below the left and right sides, guide plate 27 is installed to sieve 24 below, the intermediate junction of guide plate 27 has discharge gate 5, discharge gate 5 below is provided with material collecting chamber 6, material collecting chamber 7 has been placed in the material collecting chamber 6.

The utility model is used for comminuted, it is concrete, drop into crushing incasement 4 with the material from feeder hopper 3, the crushing roller 20 and the crushing roller 22 relative rotation of the external motor drive left and right sides, realize smashing and the breakage of material, the material after the breakage is sieved through sieve 23, the broken material that qualifies falls into in the case 7 that gathers materials from discharge gate 5, sieve unqualified product and carry out the regrinding through circulation frame 2 in getting back to crushing incasement 4 to realize the operation of material circulation crushing.

The crushing rods 21 on the outer surfaces of the crushing rollers 22 on the left side and the right side are arranged in a staggered mode, so that the material crushing effect is improved.

The circulation frame 2 in-connection has fixed plate 16, first motor 14 is installed to fixed plate 16 below, 15 one end of bull stick is connected to first motor 14 output, the 15 other end of bull stick rotates with circulation frame 2 interior top lateral wall to be connected, 15 surface covers of bull stick have the defeated material leaf of spiral 18, be connected with connecting hole 17 between circulation frame 2 right side wall and the crushing case 4, 24 left end tops of sieve sets up in connecting hole 17, be connected with material return pipe 19 between circulation frame 2 right side wall top and the feeder hopper 3.

Unqualified materials enter the circulating frame 2 from the connecting hole 17 along the inclined sieve plate 24, the first motor 14 drives the rotating rod 15 and the spiral conveying blade 18 on the outer surface of the rotating rod to rotate, the materials are lifted by the spiral conveying blade 18 and then enter the feed hopper 3 from the material return pipe 19, and the materials enter the crushing box 4 again for secondary crushing.

Smash 4 right side walls of case and install second motor 25, the second motor 25 output stretches into smashes incasement 4 and is connected with cam 26, cam 26 contradicts with 24 bottom faces of sieve, 24 right-hand members of sieve rotate with smash incasement 4 right side walls and be connected, 24 left ends of sieve and the left side wall contactless in crushing incasement 4, the fixedly connected with riser 9 in stock guide 27 up end left side, be connected with a plurality of compression spring 8 between riser 9 up end and the 24 bottom faces of sieve, install screen cloth 23 in the middle of the sieve 24.

The second motor 25 can drive the cam 26 to rotate, the cam 26 pushes the sieve plate 24 to jack up, the compression spring 8 is stretched at the moment, and then the stretched compression spring 8 pulls down the sieve plate 24, so that the sieve plate 24 can reciprocate up and down, and the sieving efficiency is improved.

The base 1 bottom face is provided with cushion chamber 13 all around, install buffer board 11 in the cushion chamber 13, be connected with a plurality of buffer spring 12 between 11 up end of buffer board and the cushion chamber 13 interior top lateral wall, universal gyro wheel 10 is installed to 11 bottom faces of buffer board.

Whole device passes through universal gyro wheel 10 and realizes supporting, convenient the removal, and wherein, universal gyro wheel 10 is installed on

buffer board

11, and 11 upper ends of buffer board are connected with buffer spring 12 for whole device has buffering supporting effect, and support stability is good.

The utility model discloses a theory of operation: throw into crushing incasement 4 with the material from feeder hopper 3 in, external motor drives the crushing roller 20 and the crushing roller 22 relative rotation of the left and right sides, realize smashing and the breakage of material, the material after the breakage is sieved through sieve 23, the material that the breakage is qualified falls into in the case 7 that gathers from discharge gate 5, unqualified material gets into in the circulation frame 2 from connecting hole 17 along the sieve 24 of slope, first motor 14 drives the defeated material leaf 18 rotation of the spiral of bull stick 15 and its surface, it gets into in feeder hopper 3 from feed back pipe 19 after promoting the material through defeated material leaf 18 of spiral, and get into again and smash the incasement and carry out the regrinding, realize the circulation and smash the operation.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a closed cycle mechanical reducing mechanism, includes base (1), its characterized in that: the utility model discloses a crushing box, including base (1), crushing case (4) left side fixedly connected with circulation frame (2), hopper (3) are installed to crushing case (4) up end, crushing roller (20) are installed to both sides about crushing case (4) interior top, and crushing roller (22) are installed to the crushing roller (20) below of the left and right sides, crushing roller (22) surface connection has a plurality of broken poles (21), and sieve (24) are installed to the crushing roller (22) below of the left and right sides, baffle (27) are installed to sieve (24) below, baffle (27) intermediate junction has discharge gate (5), discharge gate (5) below is provided with material collecting chamber (6), material collecting box (7) have been placed in material collecting chamber (6).

2. A closed cycle mechanical comminution device as in claim 1 wherein: the crushing rods (21) on the outer surfaces of the crushing rollers (22) on the left side and the right side are arranged in a staggered mode.

3. A closed cycle mechanical comminution device as in claim 2 wherein: circulation frame (2) in-connection has fixed plate (16), first motor (14) are installed to fixed plate (16) below, bull stick (15) one end is connected to first motor (14) output, bull stick (15) other end and circulation frame (2) inside top lateral wall rotate to be connected, bull stick (15) surface cover is equipped with defeated material leaf of spiral (18), be connected with between circulation frame (2) right side wall and the crushing case (4) connecting hole (17), sieve (24) left end top setting is arranged in connecting hole (17), be connected with between circulation frame (2) right side wall top and feeder hopper (3) and return material pipe (19).

4. A closed cycle mechanical comminution device as in claim 3 wherein: smash case (4) right side wall and install second motor (25), second motor (25) output stretches into in smashing case (4) and is connected with cam (26), cam (26) are contradicted with sieve (24) bottom face, sieve (24) right-hand member rotates with crushing case (4) interior right side wall and is connected, sieve (24) left end and crushing case (4) interior left side wall contactless, stock guide (27) up end left side fixedly connected with riser (9), be connected with a plurality of compression spring (8) between riser (9) up end and sieve (24) bottom face, screen cloth (23) are installed in the middle of sieve (24).

5. A closed cycle mechanical comminution device as in claim 4 in which: the base (1) bottom face is provided with cushion chamber (13) all around, install buffer board (11) in buffer chamber (13), be connected with a plurality of buffer spring (12) between buffer board (11) up end and the inside top lateral wall of cushion chamber (13), universal gyro wheel (10) are installed to buffer board (11) bottom face.