CN215472576U

CN215472576U - Six-roller calender

Info

Publication number: CN215472576U
Application number: CN202121380486.8U
Authority: CN
Inventors: 张有俊
Original assignee: Shanghai Yingtai New Material Technology Co ltd
Current assignee: Shanghai Yingtai New Material Technology Co ltd
Priority date: 2021-06-21
Filing date: 2021-06-21
Publication date: 2022-01-11
Anticipated expiration: 2031-06-21

Abstract

The application relates to a six-roller calender and relates to the field of calenders. Including frame and compression roller, the compression roller is provided with six and is parallel to each other, and six compression rollers all are located the frame, and the tip of each compression roller all rotates through the pivot and connects on the lateral wall of frame, is provided with a plurality of drive assembly that are used for driving the compression roller pivoted on the frame lateral wall, and drive assembly and compression roller one-to-one, and this application has the effect that improves the rolling effect of calender to the polymer.

Description

Six-roller calender

Technical Field

The application relates to the field of calenders, in particular to a six-roller calender.

Background

The calendering film is prepared by a calendering process, wherein calendering is a process of extruding and extending heated polyvinyl chloride plastics through a gap between one or more pairs of horizontal rollers rotating oppositely to form a thin product with a certain thickness, width and smooth surface.

The inventor believes that the calender in the related art has a small number of rolls, has insufficient extrusion effect on the polymer, and affects the performance of the plastic, so that the quality of the product is reduced.

SUMMERY OF THE UTILITY MODEL

In order to achieve the purpose of improving the rolling effect of the calender on the polymer, the application provides a six-roller calender.

The application provides a six-roller calender adopts following technical scheme:

the utility model provides a six-roller calender, includes frame and compression roller, the compression roller is provided with six and is parallel to each other, six the compression roller all is located the frame, and the tip of each compression roller all rotates through the pivot and connects on the lateral wall of frame, be provided with a plurality of drive assembly that are used for driving the compression roller pivoted on the frame lateral wall, and drive assembly and compression roller one-to-one.

Through adopting above-mentioned technical scheme, the operator drives each drive assembly and drives the compression roller that corresponds and rotate to make the rotation direction between two adjacent compression rollers opposite, carry out the roll-in repeatedly of many times to the polymer through six compression rollers, make the plastics performance better, promote finished product quality.

Optionally, the driving assembly comprises a worm wheel, a worm and a driving motor, the worm wheel is coaxially connected to the rotating shaft, the worm is rotatably connected to the side wall of the rack and meshed with the worm wheel, the driving motor is fixedly connected to the rack, and an output shaft of the driving motor is coaxially and fixedly connected with one end of the worm.

Through adopting above-mentioned technical scheme, the operator opens driving motor for driving motor's output shaft rotates, thereby drives the worm and rotates, because worm gear intermeshing, thereby makes the worm wheel rotate under the drive of worm, finally drives the compression roller and rotates, because the transmission direction of power is unidirectional when the worm gear transmission, takes place the condition of reversal when reducing the compression roller roll-in polymer, and then improves the stability of roll-in process.

Optionally, the compression roller comprises a roller body and two end covers, the roller body is provided with a through hole along the axis direction of the roller body, one of the end covers is arranged at one axial end of the roller body, and the other end cover is arranged at the other axial end of the roller body.

Through adopting above-mentioned technical scheme, realize dismantling of compression roller itself and connect, make things convenient for the operator to install and remove and maintain.

Optionally, the end cover is towards roll body one side fixedly connected with inserted block, the inserted block is inserted and is established in the through-hole, and has seted up a plurality of joint grooves on the contact surface of inserted block and roll body, the inside joint that corresponds joint groove position fixedly connected with of compression roller is a plurality of joint blocks that are located the joint inslot.

Through adopting above-mentioned technical scheme, the inserted block inserts can improve the joint strength between end cover and the roll body in the through-hole, and the cooperation of inserted block and inserting groove reduces the relative pivoted condition of taking place between end cover and the roll body to share the power along the roll body circumferencial direction that the screw bore, be favorable to improving the connection stability between end cover and the roll body.

Optionally, a heating assembly for heating the press roller is arranged in the roller body.

By adopting the technical scheme, the polymer is continuously heated, so that better rolling forming of the polymer is facilitated, and the quality of a finished product is improved.

Optionally, the heating assembly includes a heating wire, and the heating wire is wound on an inner wall of the through hole.

Through adopting above-mentioned technical scheme, the heating wire heating roll body, the roll body is through the mode of heat transfer with heat transfer for the polymer keeps soft state.

Optionally, a sleeve is fixed in the compression roller along the circumferential direction, a cavity is formed in the sleeve, heating oil is filled in the cavity, and the heating wire is fixed on the inner circumferential surface of the sleeve.

Through adopting above-mentioned technical scheme, the electric heat silk heats heating oil for heating oil temperature risees, can make warming mill outer wall temperature even, thereby improves the heating effect to the polymer.

Optionally, a temperature sensor is fixedly connected in the cavity of the sleeve.

By adopting the technical scheme, an operator can conveniently monitor the temperature of the heating oil at any time, and the temperature of the compression roller can be conveniently controlled.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the polymer is repeatedly rolled for more times through six press rollers, so that the performance of the plastic is better, and the quality of a finished product is improved;

2. the heating roller is heated by the electric heating wire, so that the rolled polymer is heated, and the heated polymer is easier to roll and form.

Drawings

Fig. 1 is a schematic overall structure diagram of an embodiment of the present application.

FIG. 2 is a schematic structural diagram for embodying a compression roller according to an embodiment of the present application.

Fig. 3 is a schematic structural diagram for embodying the sleeve according to the embodiment of the present application.

Description of reference numerals: 1. a frame; 11. a compression roller; 12. a drive assembly; 13. a worm gear; 14. a worm; 15. a drive motor; 16. a rotating shaft; 2. a roller body; 21. an end cap; 22. a through hole; 23. a screw; 3. inserting a block; 31. a clamping groove; 32. a clamping block; 4. a heating assembly; 41. an electric heating wire; 42. a sleeve; 43. a cavity; 44. a temperature sensor.

Detailed Description

The present application is described in further detail below with reference to figures 1-3.

The embodiment of the application discloses a six-roller calender, as shown in fig. 1 and fig. 2, the six-roller calender comprises a frame 1 arranged on the ground, six rollers 11 with axial directions parallel to the length direction of the frame 1 are rotatably connected in the frame 1, wherein five rollers 11 are arranged along the vertical direction, the sixth roller 11 is positioned on one horizontal radial side of the uppermost roller 11, each roller 11 comprises a roller body 2 and two end covers 21 coaxially and fixedly connected to the end part of the roller body 2, the roller body 2 is provided with a cylindrical through hole 22 penetrating through the roller body 2 along the axial direction, the two end covers 21 are coaxially and fixedly connected with cylindrical insertion blocks 3 with the same diameter as the through hole 22 towards one side of the through hole 22, the insertion blocks 3 are inserted in the through holes 22, the circumferential surface of the insertion blocks 3 is provided with a plurality of clamping grooves 31 uniformly distributed along the circumferential direction of the roller body 2, and the clamping grooves 31 are opened on one side away from the end covers 21, fixedly connected with and the joint piece 32 of joint groove 31 one-to-one on the pore wall of through-hole 22, and the grafting relation is interference fit between joint piece 32 and the joint groove 31, and two end covers 21 deviate from the end each other and all wear to be equipped with a plurality of screws 23 along 21 circumferencial direction evenly distributed of end cover, and the equal threaded connection of each screw 23 is on the terminal surface that this roll body 2 corresponds.

Each end cover 21 deviates from each other and holds equal coaxial fixedly connected with pivot 16, each pivot 16 all runs through the lateral wall of frame 1 and rotates through the bearing and connect on the lateral wall of frame 1, the position that corresponds each pivot 16 of frame 1 one side on the frame 1 lateral wall all is provided with drive assembly 12, drive assembly 12 includes coaxial fixed connection worm wheel 13 in pivot 16, and rotate the worm 14 of connecting on frame 1 lateral wall and with this worm wheel 13 intermeshing, worm 14 one end is provided with driving motor 15, and driving motor 15 passes through extension board fixed connection on the lateral wall of frame 1, and this driving motor 15's output shaft and the coaxial fixed connection of worm 14.

As shown in fig. 2 and fig. 3, a cylindrical sleeve 42 is coaxially and fixedly connected to the inner side wall of the through hole 22 of the roller body 2, a cavity 43 is arranged in the sleeve 42, heating oil is filled in the cavity 43, a temperature sensor 44 is fixedly connected to the inner side wall of the cavity 43 of the bottom plate, a display electrically connected with the temperature sensor 44 is fixedly connected to the side wall of the frame 1, a heating assembly 4 is arranged on the inner wall of the sleeve 42, the heating assembly 4 comprises a heating wire 41 spirally wound along the inner wall of the sleeve 42, and a power supply device for controlling the heating wire 41 to work is arranged on the roller body 2.

The implementation principle of the embodiment of the application is as follows: the operator is given each heating wire 41 circular telegram for the heating oil temperature in the sleeve 42 cavity 43 risees, and then with heat transfer to compression roller 11 on, the realization carries out the effect of heating to the polymer, opens each driving motor 15 and drives six compression rollers 11 and rotate, and makes two adjacent compression rollers 11's rotation opposite direction, carries out the repeated roll-in of many times to the polymer through six compression rollers 11, makes the plastics performance better, and promotes finished product quality.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. A six-roller calender is characterized in that: including frame (1) and compression roller (11), compression roller (11) are provided with six and are parallel to each other, six compression roller (11) all are located frame (1), and the tip of each compression roller (11) all rotates through pivot (16) and connects on the lateral wall of frame (1), be provided with a plurality of drive assembly (12) that are used for driving compression roller (11) pivoted on frame (1) lateral wall, and drive assembly (12) and compression roller (11) one-to-one.

2. A six-roll calender according to claim 1, characterised in that: drive assembly (12) include worm wheel (13), worm (14) and driving motor (15), worm wheel (13) coaxial coupling is on pivot (16), worm (14) rotate connect on the lateral wall of frame (1) and with worm wheel (13) intermeshing, driving motor (15) fixed connection is on frame (1), and the output shaft and the worm (14) one end coaxial fixed connection of driving motor (15).

3. A six-roll calender according to claim 1, characterised in that: the compression roller (11) comprises a roller body (2) and end covers (21), the roller body (2) is provided with a through hole (22) along the axis direction of the roller body, the end covers (21) are provided with two, one of the end covers (21) is arranged at one axial end of the roller body (2), and the other end cover (21) is arranged at the other axial end of the roller body (2).

4. A six-roll calender according to claim 3, characterised in that: two end cover (21) are towards roll body (2) one side fixedly connected with inserted block (3), the inserted block is inserted and is established in through-hole (22), and has seted up a plurality of joint grooves (31) on the contact surface of inserted block and roll body (2), press roller (11) inside corresponds joint groove (31) and puts a plurality of joint blocks (32) that are located joint groove (31) of fixedly connected with.

5. A six-roll calender according to claim 3, characterised in that: and a heating component (4) for heating the press roller (11) is arranged in the roller body (2).

6. A six-roll calender according to claim 5, characterised in that: the heating assembly (4) comprises a heating wire (41), and the heating wire (41) is wound on the inner wall of the through hole (22).

7. A six-roll calender according to claim 6, characterised in that: a sleeve (42) is fixed in the compression roller (11) along the circumferential direction, a cavity (43) is formed in the sleeve (42), heating oil is filled in the cavity (43), and the electric heating wire (41) is fixed on the inner circumferential surface of the sleeve (42).

8. A six-roll calender according to claim 7, characterised in that: and a temperature sensor (44) is fixedly connected in the cavity (43) of the sleeve.