CN219006629U

CN219006629U - Open mill for rubber production

Info

Publication number: CN219006629U
Application number: CN202222288092.0U
Authority: CN
Inventors: 李晃慕; 柯富升; 洪亮; 胡梦华; 张健
Original assignee: Anhui Dougesi New Materials Co ltd
Current assignee: Anhui Dougesi New Materials Co ltd
Priority date: 2022-08-30
Filing date: 2022-08-30
Publication date: 2023-05-12
Anticipated expiration: 2032-08-30

Abstract

The utility model relates to the technical field of rubber production equipment, in particular to an open mill for rubber production, which comprises a workbench, wherein a supporting plate is arranged above the workbench, sliding grooves are symmetrically formed in the supporting plate, two-way threaded rods are arranged on the left side of the sliding grooves, threaded blocks are arranged on the two-way threaded rods, sliding rods are arranged on the right side of the sliding grooves, sliding blocks are arranged on the sliding rods, rollers are arranged between the sliding blocks and the threaded blocks, a speed reducing motor is arranged on the threaded blocks, an output shaft of the speed reducing motor penetrates through the threaded blocks and is connected with a transmission shaft of the rollers, the two-way threaded rods are connected with a stepping motor arranged on the rear wall of the supporting plate, a material receiving box is arranged below the rollers, a feeding device is arranged above the rollers, and a cutting device is arranged between the feeding device and the rollers.

Description

Open mill for rubber production

Technical Field

The utility model relates to the technical field of rubber production equipment, in particular to an open mill for rubber production.

Background

The rubber and plastic product is one of indispensable products in modern life, is also an open mill which embodies social progress and improves the basic assurance of the living standard of people, and is short for the open mill. The rubber mill is used for preparing plasticated rubber, mixed rubber or rubber mixing machinery with exposed rollers for heat mixing and discharging, is one of basic equipment in the rubber industry, is also one of three major rubber mixing equipment, is the most basic rubber machinery which is earliest to use in the rubber industry and has a simpler structure, is the mechanical equipment with longest history in the rubber machinery and the widest application range, can be used for mixing rubber and plastics, and can also be used for tabletting rubber semi-finished products. The equipment has the advantages of simple structure, easy manufacture, easy operation, convenient maintenance and disassembly, and wide application in rubber and plastic product enterprises. The main working parts are two hollow rollers or drilling rollers which rotate inwards in opposite directions, a front roller is arranged on one side of an operator, a rear roller is arranged on the rear side of the front roller, the two rollers are generally the same in size and rotate relatively at different speeds, raw rubber or sizing material is wound into a gap between the two rollers along with the rotation of the rollers, and the purpose of plasticating or mixing is achieved under the action of strong shearing.

The existing open mill needs to manually cut apart and cut off the sizing material when receiving the sizing material, time and labor are wasted, potential safety hazards exist, and meanwhile, the distance between two rollers in the traditional open mill is generally fixed, so that the distance between the two rollers cannot be adjusted according to different requirements, the using range of the open mill is reduced, the sizing material is easily accumulated at a feeding port when being fed onto the rollers, and the sizing material is unevenly distributed.

Disclosure of Invention

Aiming at the defects and the defects in the prior art, the utility model provides the open mill for rubber production, which does not need to be manually cut off, is time-saving and labor-saving, has adjustable roller spacing, improves the application range of the machine, and is not easy to cause flash, thereby causing waste.

The technical scheme adopted for solving the technical problems is as follows: the utility model provides an open mill for rubber production, includes the workstation, workstation top both ends symmetry is provided with the backup pad, the spout has been seted up to the symmetry on the backup pad inner wall, the left side be provided with two-way threaded rod along the fore-and-aft direction in the spout, the screw thread piece is installed to the symmetry around on the two-way threaded rod, the right side be provided with the slide bar along the fore-and-aft direction in the spout, the slide bar corresponds screw thread piece department sliding and is provided with the slider, be provided with the roller between slider and the corresponding screw thread piece, screw thread piece right side wall upper end is provided with gear motor, gear motor output shaft passes the screw thread piece and is connected with the transmission shaft of roller, the backup pad is passed to the rear end of the threaded rod and is connected with the step motor of setting at the backup pad back wall, the roller below is provided with the material receiving box, the roller top is provided with feed arrangement, be provided with cutting device between feed arrangement and the roller.

Further, feed arrangement includes feeder hopper and discharging case, be provided with the discharging case between the backup pad top, the discharging case top is provided with the feeder hopper, feeder hopper and the inside intercommunication of discharging case, the discharging mouth corresponding with the gap between the roller has been seted up to discharging case bottom.

Further, cutting device includes first lead screw, rotate along controlling the direction in the rear portion backup pad between roller and the loading attachment and be provided with first lead screw, first lead screw right-hand member passes the backup pad and is connected with the first motor that sets up on the backup pad right-hand member outer wall, first motor below is provided with the mounting panel, mounting panel and backup pad fixed connection, be provided with on the first lead screw and remove the seat, first lead screw rotates and drives and remove the seat and control and remove, be provided with the cylinder on the removal seat antetheca, the cylinder output sets up the fixed block, the cutter is installed to the fixed block antetheca.

Further, the second lead screw is arranged in the discharging box in a rotating mode along the left-right direction, the right end of the second lead screw penetrates through the side wall of the discharging box to be connected with the supporting plate and the second motor arranged on the side wall of the supporting plate, a moving plate is arranged on the second lead screw, and a pushing plate is arranged below the moving plate.

Further, a glue baffle plate is arranged between the ends of the rollers.

Further, a fixed plate is arranged below the gear motor, and the fixed plate is fixedly arranged with the threaded block.

Further, the receiving box is arranged in a sliding manner with the supporting plate and the workbench.

The utility model has the following beneficial effects: firstly, through the cutting device, the structure is simple and reasonable, the cutting device can replace workers to cut apart and cut off sizing materials, reduces the labor intensity of the workers, saves time and labor, and improves the working efficiency; through the feeding device, the sizing material falling onto the roller can not be accumulated, can be uniformly extruded and then fall onto the roller from the discharging box, can not overflow from the upper part of the roller, is uniformly distributed, reduces the recovery procedure of the sizing material, improves the working efficiency and ensures the product quality; the stepping motor is started, then the stepping motor drives the bidirectional threaded rod at one end to rotate, then two threaded blocks on the surface of the bidirectional threaded rod are made to move in the chute oppositely or relatively under the rotation of the bidirectional threaded rod, so that the distance between the two rollers is adjusted.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a top view of a roll;

FIG. 3 is a schematic view of a chute in the support plate;

FIG. 4 is a schematic view of the interior of the discharge box;

FIG. 5 is a top view of a second lead screw;

in the figure: the automatic feeding device comprises a 1-workbench, a 2-supporting plate, a 3-fixed plate, a 4-speed reducing motor, a 5-discharging box, a 6-feeding hopper, a 7-first screw rod, an 8-fixed block, a 9-cutter, a 10-glue baffle plate, an 11-roller, a 12-receiving box, a 13-mounting plate, a 14-first motor, a 15-second motor, a 16-second screw rod, a 17-moving plate, a 18-pushing plate, a 19-bidirectional screw rod, a 20-screw block, a 21-sliding rod, a 22-sliding block, a 23-stepping motor, a 24-sliding groove, a 25-moving seat and a 26-cylinder.

Detailed Description

The following describes specific embodiments of the present utility model in detail with reference to the drawings.

As shown in fig. 1-5, an open mill for rubber production comprises a workbench 1, support plates 2 are symmetrically arranged at two ends above the workbench 1, sliding grooves 24 are symmetrically formed in the inner walls of the support plates 2, two-way threaded rods 19 are arranged in the sliding grooves 24 along the front-rear direction, threaded blocks 20 are symmetrically arranged on the two-way threaded rods 19, sliding rods 21 are arranged in the sliding grooves 24 along the front-rear direction, sliding blocks 22 are slidably arranged at positions, corresponding to the threaded blocks, rollers 11 are arranged between the sliding blocks and the corresponding threaded blocks, a speed reducing motor 4 is arranged at the upper ends of the right walls of the threaded blocks, an output shaft of the speed reducing motor penetrates through the threaded blocks to be connected with transmission shafts of the rollers, the rear ends of the two-way threaded rods penetrate through the support plates to be connected with stepping motors 23 arranged on the rear walls of the support plates, a material receiving box 12 is arranged below the rollers, a feeding device is arranged above the rollers, and a cutting device is arranged between the feeding device and the rollers.

In the embodiment, firstly, the cutting device is simple and reasonable in structure, can replace workers to cut apart and cut off sizing materials, reduces labor intensity of the workers, saves time and labor, and improves working efficiency; through the feeding device, the sizing material falling onto the roller can not be accumulated, can be uniformly extruded and then fall onto the roller from the discharging box, can not overflow from the upper part of the roller, is uniformly distributed, reduces the recovery procedure of the sizing material, improves the working efficiency and ensures the product quality; the stepping motor is started, then the stepping motor drives the bidirectional threaded rod at one end to rotate, then two threaded blocks on the surface of the bidirectional threaded rod are made to move in the chute oppositely or relatively under the rotation of the bidirectional threaded rod, so that the distance between the two rollers is adjusted.

The feeding device comprises a feeding hopper 6 and a discharging box 5, wherein a discharging box is arranged between the tops of the supporting plates, the top of the discharging box is provided with the feeding hopper, the feeding hopper is communicated with the inside of the discharging box, a discharging hole corresponding to a gap between the rollers is formed in the bottom of the discharging box, a second screw rod 16 is rotatably arranged in the discharging box along the left-right direction, the right end of the second screw rod penetrates through the side wall of the discharging box to be connected with a supporting plate and a second motor 15 arranged on the side wall of the supporting plate, a movable plate 17 is arranged on the second screw rod, and a pushing plate 18 is arranged below the movable plate; through the second motor that sets up, utilize the second motor to drive the second lead screw and rotate to make the movable plate on the second lead screw control the removal, and then make the flitch of movable plate below control the removal, in the sizing material enters into the discharging case from the feeder hopper, the flitch control the removal with sizing material even follow discharge gate discharge, fall between the roller, guarantee that sizing material distributes evenly, reduce the recovery procedure of sizing material, improved work efficiency, guaranteed product quality.

The cutting device comprises a first screw rod 7, wherein the first screw rod is rotatably arranged on a rear supporting plate between the roller and the feeding device along the left-right direction, the right end of the first screw rod penetrates through the supporting plate and is connected with a first motor 14 arranged on the right outer wall of the supporting plate, a mounting plate 13 is arranged below the first motor and is fixedly connected with the supporting plate, a movable seat 25 is arranged on the first screw rod, the first screw rod rotates to drive the movable seat to move left and right, an air cylinder 26 is arranged on the front wall of the movable seat, a fixed block 8 is arranged at the output end of the air cylinder, and a cutter 9 is arranged on the front wall of the fixed block; when the lower material receiving box is full, the fixed block is driven to move forwards by the cylinder to drive the cutter to move forwards without falling into the sizing material between the rollers, and meanwhile, the first motor is started to drive the movable seat to move left and right, so that the cutter moves left and right to cut the sizing material, the labor intensity of workers is reduced, and time and labor are saved.

Illustratively, a glue baffle 10 is disposed between the ends of the rollers; prevent flash and reduce waste.

The fixed plate 3 is arranged below the gear motor and fixedly arranged with the threaded block; the stability of the gear motor during operation is ensured.

Illustratively, the magazine 12 is slidably disposed with the support plate 2 and the table 1; the material receiving box is convenient to replace.

Working principle: when the feeding hopper is in operation, firstly, the stepping motor is started to adjust the distance between the two rollers, then, the sizing material enters the discharging box from the feeding hopper, at the moment, the second motor is started, the second motor is utilized to drive the second screw rod to rotate, so that the moving plate on the second screw rod moves left and right, the pushing plate below the moving plate moves left and right, when the sizing material enters the discharging box from the feeding hopper, the pushing plate moves left and right to uniformly discharge the sizing material from the discharging hole, the sizing material falls between the rollers, meanwhile, the reducing motor is started to enable the two rollers to rotate relatively, the sizing material falls into the receiving box from the rollers, when the lower receiving box is full and the sizing material does not need to continuously fall into the rollers, the cylinder is started, the cylinder drives the fixed block to move forwards, simultaneously the first motor is started, the moving seat is driven to move left and right, and the cutter is further moved left and right to cut the sizing material.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. The present utility model is not limited to the above-described embodiments, and the above-described embodiments and descriptions merely illustrate the principles of the utility model, and various changes and modifications may be made therein without departing from the spirit and scope of the utility model, which is defined by the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. An open mill for rubber production, includes workstation, its characterized in that: the two ends above the workbench are symmetrically provided with supporting plates, the inner wall of the supporting plate is symmetrically provided with sliding grooves, the left side of the sliding grooves is internally provided with a bidirectional threaded rod along the front-back direction, the bidirectional threaded rod is internally provided with threaded blocks along the front-back direction, the right side of the sliding grooves is internally provided with sliding rods along the front-back direction, the sliding rods are correspondingly provided with sliding blocks in a sliding manner, a roller is arranged between each sliding block and the corresponding threaded block, the screw thread piece right wall upper end is provided with gear motor, gear motor output shaft passes the screw thread piece and is connected with the transmission shaft of roller, the back-end of two-way threaded rod passes the backup pad and is connected with the step motor that sets up at the backup pad back wall, the roller below is provided with and connects the magazine, the roller top is provided with feed arrangement, be provided with cutting device between feed arrangement and the roller.

2. An open mill for rubber production according to claim 1, characterized in that: the feeding device comprises a feeding hopper and a discharging box, wherein the discharging box is arranged between the tops of the supporting plates, the feeding hopper is arranged at the tops of the discharging boxes, the feeding hopper is communicated with the inside of the discharging box, and a discharging hole corresponding to a gap between the rollers is formed in the bottom of the discharging box.

3. An open mill for rubber production according to claim 1, characterized in that: the cutting device comprises a first screw rod, the first screw rod is rotationally arranged in the left-right direction in a rear supporting plate between the roller and the feeding device, the right end of the first screw rod penetrates through the supporting plate and is connected with a first motor arranged on the right outer wall of the supporting plate, a mounting plate is arranged below the first motor, the mounting plate is fixedly connected with the supporting plate, a moving seat is arranged on the first screw rod, the first screw rod is rotationally driven to move left and right, an air cylinder is arranged on the front wall of the moving seat, a fixed block is arranged at the output end of the air cylinder, and a cutter is arranged on the front wall of the fixed block.

4. An open mill for rubber production according to claim 2, characterized in that: the discharging box is internally provided with a second screw rod in a rotating mode along the left-right direction, the right end of the second screw rod penetrates through the side wall of the discharging box to be connected with a supporting plate and a second motor arranged on the side wall of the supporting plate, a moving plate is arranged on the second screw rod, and a pushing plate is arranged below the moving plate.

5. An open mill for rubber production according to claim 1, characterized in that: and a glue baffle plate is arranged between the ends of the rollers.

6. An open mill for rubber production according to claim 1, characterized in that: the gear motor is provided with the fixed plate below, the fixed plate is fixed with the screw thread piece and is set up.

7. An open mill for rubber production according to claim 1, characterized in that: the material receiving box is arranged in a sliding manner with the supporting plate and the workbench.