CN210940135U

CN210940135U - Automatic bubble-drawing device for calender

Info

Publication number: CN210940135U
Application number: CN201921701899.4U
Authority: CN
Inventors: 冯秀智; 李振飞
Original assignee: Qingdao Shengze Tools Co ltd
Current assignee: Qingdao Shengze Tools Co ltd
Priority date: 2019-10-12
Filing date: 2019-10-12
Publication date: 2020-07-07
Anticipated expiration: 2029-10-12

Abstract

The utility model relates to a calender is with automatic bubble device of drawing, it includes the base, installs the frame on the base, rotates the discharge roller who installs two mutual spaced settings in the frame, characterized by: the rear of discharge roller roll gap is equipped with the lead screw of rotation installation in the frame, the lead screw is parallel with the axis of discharge roller, the spiral shell is equipped with rather than matched with nut on the lead screw, install drive lead screw pivoted motor in the frame, the optical axis that runs through the nut is equipped with admittedly in the frame, the optical axis is parallel with the lead screw axis and is sliding fit with the nut, install the cylinder on the nut, the top of cylinder is towards the roll gap of two discharge rollers, the knife rest is installed on the top of cylinder, be equipped with on the knife rest and install at the roll gap rear and be used for scratching the cutter of bubble, this calender is with automatic bubble device of scratching, the operation is steady, the bubble is clear thoroughly, the interval of cutter and roller can be finely tuned, from the film of avoiding cutter fish tail normal operating, through the.

Description

Automatic bubble-drawing device for calender

Technical Field

The utility model relates to a rubber production facility field, specific automatic bubble device of drawing for calender that says so.

Background

There is a crucial "calendering" process in the manufacture of tires or rubber articles that affects product quality and process consumption. The 'calendering' process is completed on a calender, referring to figure 1, the calender is composed of two or more than two rollers 8 which are arranged according to a certain form, wherein the two rollers 8 forming a discharge port are discharge rollers 13, rubber, silica gel or plastic is pressed and stretched into a rubber sheet 9 with a certain thickness and surface shape by the rollers 8 at a certain temperature during working, and finally the rubber sheet 9 is extruded from a roll gap of the two discharge rollers 13.

In the production process, when the water content of the compounding agent in the rubber material is high or the water content of the cord thread is high, the air humidity is high, the volatility of the softening agent is high, and the thick reinforcing agent of the calendered rubber sheet absorbs a large amount of gas, as shown in the attached drawing 1, air bubbles 10 are finally formed on the rubber material, and the air bubbles have low permeability in the cord fabric and are not easy to overflow, so that the thickness of the cord fabric coated with the rubber is not uniform, and the quality of the tire is influenced.

At present, the bubble treatment mode is mainly that manual bubble puncturing is carried out through a manual handheld bubble puncturing cutter, the bubble 10 cannot be thoroughly removed due to intermittent and irregular manual bubble scratching work, the manual labor intensity is high, and personal and equipment safety accidents are easily caused by manual bubble scratching when a calender runs at a high speed.

Disclosure of Invention

The utility model aims at providing an automatic draw bubble device for calender of drawing bubble, using manpower sparingly, bubble clear away thoroughly to above-mentioned problem.

In order to achieve the above object, the utility model relates to a calender is with automatic bubble device of drawing, including the base, install the frame on the base, rotate in the frame and install the discharge roller of two mutual spaced settings, its structural feature is: the rear part of the roller gap of the discharging roller is provided with a screw rod which is rotatably arranged on the machine frame, the screw rod is parallel to the axis of the discharging roller, the screw rod is screwed with a nut matched with the screw rod, the machine frame is provided with a motor for driving the screw rod to rotate, the machine frame is fixedly provided with an optical shaft which penetrates through the nut, the optical shaft is parallel to the axis of the screw rod and is in sliding fit with the nut, the nut is provided with an air cylinder, the top end of the air cylinder faces the roller gap of the two discharging rollers, the top end of the air cylinder is provided with a knife rest, the knife rest is provided with a cutter which is arranged behind the roller gap and is used for scratching bubbles, after the structure is adopted, the knife rest can swing on the screw rod in a reciprocating manner to drive the cutter to scratch bubbles on a sizing material, a ball screw pair consisting of the nut and the screw rod is stable, the manpower is saved, and the during operation need not manual operation, avoids the emergence of incident, and the interval accessible cylinder of cutter and roller finely tunes to adapt to the sizing material of different thickness, the cutter is drawn the sizing material area of normal operating when avoiding the sizing material to be thicker.

The tool rest comprises a bottom plate, two supports which are spaced from each other are fixedly arranged on the bottom plate, and the top end of a piston rod of the air cylinder is fixedly connected below the bottom plate.

The cutter is including installing the thorn wheel in the middle of two supports, is equipped with the thorn point that the array was arranged on the outer peripheral face of thorn wheel, and the both ends of thorn wheel are equipped with the back shaft that is connected with the knife rest, and after adopting above-mentioned structure, the thorn wheel is drawn the bubble convenient, and the bubble is cleared up thoroughly, and the difficult bubble phenomenon that leaks that produces of equipment operation process.

The cutter is including installing the disc cutter in the middle of two supports, and the disc cutter is equipped with two and two disc cutters and controls the interval and set up, and two disc cutters are connected through a back shaft, adopt above-mentioned structure after, the difficult glutinous sizing material that glues of disc cutter in the use, and the cutter clearance is convenient, easy to maintain.

The axis of the supporting shaft is parallel to the roller, and after the structure is adopted, the cutter can be more easily contacted with bubbles, and when the bubbles at the roller gap are accumulated to be large enough, the cutter can puncture the bubbles to prevent the bubbles from influencing the product quality.

The cutter passes through the back shaft and rotates and install on the knife rest, installs on the knife rest and is used for driving cutter pivoted motor, adopts above-mentioned structure after, accessible motor drive cutter rotates, and rotatory cutter punctures the bubble more easily.

The nut is provided with a through hole matched with the optical axis, the axis of the through hole is parallel to the screw rod, after the structure is adopted, the optical axis can play a role in guiding and limiting, and the nut can always keep horizontal movement in the rotation process of the screw rod through the matching of the optical axis and the through hole, so that the normal operation of the ball screw assembly is ensured.

The two ends of the screw rod are fixedly sleeved with bearings, the outer ring of each bearing is fixedly connected with the rack, and after the structure is adopted, the screw rod is provided with two supporting points relative to the piston rod type swing mechanism with only one supporting point, so that the screw rod can be prevented from being inclined and deformed, and the tool rest can be ensured to always run on a set track.

Because above-mentioned technical scheme's application is following right the utility model discloses an advantage effect carries out concrete analysis.

The utility model discloses calender is with automatic bubble device of drawing, the ball that comprises nut and lead screw is vice, operate steadily, the fixed non-deformable in lead screw both ends, can guarantee that the knife rest moves all the time on a steady straight line, draw the mode of bubble through machinery, can alleviate the manual operation burden, use manpower sparingly, the bubble is clear away thoroughly, and the during operation need not manual operation, avoid the emergence of incident, the interval accessible cylinder of cutter and roller finely tunes, and convenient control, thereby adapt to the sizing material of different thickness, the sizing material area of cutter fish tail normal operating when avoiding the sizing material to be thicker.

Drawings

The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings:

fig. 1 is a schematic structural diagram of the present invention;

FIG. 2 is a schematic rear view of the calender;

FIG. 3 is a schematic structural view of a first embodiment of the cutting tool of the present invention;

FIG. 4 is an enlarged view of portion A of FIG. 3;

fig. 5 is a schematic structural view of a second embodiment of the cutting tool of the present invention.

In the figure: the device comprises a screw rod 1, a nut 2, a cylinder 3, a circular disc cutter 4, a thorn wheel 5, a knife rest 6, an optical axis 7, a roller 8, a film 9, air bubbles 10, a frame 11, a base 12, a discharging roller 13, a thorn tip 14, a bottom plate 15 and a bracket 16.

Detailed Description

Referring to the attached drawings, the utility model relates to an automatic bubble-scratching device for a calender, which comprises a base 12, a frame 11 is arranged on the base 12, two discharging rollers 13 arranged at intervals are rotatably arranged on the frame 11, a screw rod 1 rotatably arranged on the frame 11 is arranged behind a roller gap of the discharging rollers 13, the screw rod 1 is parallel to the axis of the discharging rollers 13, a nut 2 matched with the screw rod 1 is screwed on the screw rod 1, a motor for driving the screw rod 1 to rotate is arranged on the frame 11, an optical axis 7 penetrating through the nut 2 is fixedly arranged on the frame 11, the optical axis 7 is parallel to the axis of the screw rod 1 and is in sliding fit with the nut 2, an air cylinder 3 is arranged on the nut 2, the top end of the air cylinder 3 faces the roller gap of the two discharging rollers 13, a knife rest 6 is arranged at the top end of the air cylinder 3, a cutter arranged behind the roller gap and used for scratching the bubbles 10 is arranged on the, drive the cutter and cut open bubble 10 on the sizing material, the ball screw that comprises nut 2 and lead screw 1 is vice, operate steadily, the fixed non-deformable in lead screw 1 both ends, can guarantee that knife rest 6 moves on a steady straight line all the time, the mode of cutting bubble 10 through machinery, can alleviate manual operation burden, use manpower sparingly, and the during operation need not manual operation, avoid the emergence of incident, the cutter finely tunes with the interval accessible cylinder 3 of roller 8, thereby adapt to the sizing material of different thickness, the cutter cuts the film 9 of normal operating when avoiding the sizing material to be thicker.

Referring to fig. 3, in the first embodiment of the present invention, the tool holder 6 includes a bottom plate 15, two spaced brackets 16 are fixed on the bottom plate 15, and the top end of the piston rod of the cylinder 3 is fixed below the bottom plate 15. The cutter is including installing the thorn wheel 5 in the middle of two supports 16, refer to figure 4, be equipped with the thorn point 14 that the array was arranged on the outer peripheral face of thorn wheel 5, the both ends of thorn wheel 5 are equipped with the back shaft that is connected with knife rest 6, the axis of back shaft is parallel with roller 8, the cutter passes through the back shaft and rotates and install on knife rest 6, install on the knife rest 6 and be used for driving cutter pivoted motor, after adopting above-mentioned structure, drive the thorn wheel through the motor and rotate, rip bubble 10 by thorn point 14 on the thorn wheel, bubble 10 clearance is thorough, the difficult bubble phenomenon that leaks that produces of equipment operation process.

Referring to fig. 5, in a second embodiment of the present invention, the tool holder 6 comprises a bottom plate 15, two spaced brackets 16 are fixedly mounted on the bottom plate 15, and the top end of the piston rod of the cylinder 3 is fixedly connected below the bottom plate 15. The cutter is including installing disc cutter 4 in the middle of two supports 16, disc cutter 4 is equipped with two and two disc cutter 4 and controls the interval setting, two disc cutter 4 are connected through a back shaft, the axis of back shaft is parallel with roller 8, the cutter passes through the back shaft and rotates and install on knife rest 6, install on knife rest 6 and be used for driving cutter pivoted motor, after adopting above-mentioned structure, it rotates to drive disc cutter 4 through the motor, rip bubble 10 by the cutting edge on the outer peripheral face on disc cutter 4, difficult glutinous sizing material that glues in the disc cutter 4 use, the cutter clearance is convenient, easy to maintain.

Referring to fig. 3, fig. 5, nut 2 is last to have seted up with optical axis 7 matched with through-hole, this through-hole axis is parallel with lead screw 1, after adopting above-mentioned structure, optical axis 7 can play direction limiting displacement, through optical axis 7 and through-hole cooperation, at lead screw 1 rotation in-process, nut 2 can remain horizontal migration throughout, guarantee the vice normal operating of ball.

The two ends of the screw rod 1 are fixedly sleeved with bearings, the outer ring of each bearing is fixedly connected with the rack 11, and after the structure is adopted, the screw rod 1 is provided with two supporting points relative to a piston rod type swing mechanism with only one supporting point, so that the screw rod 1 can be prevented from being inclined and deformed, and the tool rest 6 can be ensured to always run on a set track.

Draw bubble device during operation, the motor drives lead screw 1 and rotates for install the reciprocal swing of tool rest 6 on nut 2 along the roll gap of roller 8, when the bubble gathered when big enough, the bubble 10 was touched and with its fracture to reciprocal wobbling cutter, avoids bubble 10 to influence sticky tape thickness. When the thickness of the produced rubber material is adjusted, the thickness of the rubber sheet 9 is changed, the cylinder 3 is started to control the expansion amount of the cylinder 3, the distance between the cutter and the roller 8 is adjusted, and the cutter is prevented from scratching the rubber belt 9.

To sum up, the present invention is not limited to the above-mentioned specific embodiments. Those skilled in the art can make various changes and modifications without departing from the spirit and scope of the present invention, and all such changes and modifications are intended to be within the scope of the present invention.

Claims

1. The utility model provides an automatic draw bubble device for calender, includes base (12), installs frame (11) on base (12), rotates in frame (11) and installs two discharge roller (13) of mutual spaced setting, characterized by: the rear of discharge roller (13) roll gap is equipped with screw rod (1) of rotation installation in frame (11), screw rod (1) is parallel with the axis of discharge roller (13), screw rod (1) are gone up the spiral shell and are equipped with rather than matched with nut (2), install drive lead screw (1) pivoted motor on frame (11), optical axis (7) that run through nut (2) are adorned admittedly on frame (11), optical axis (7) are parallel with screw rod (1) axis and are sliding fit with nut (2), install cylinder (3) on nut (2), the top of cylinder (3) is towards the roll gap of two discharge rollers (13), knife rest (6) are installed on the top of cylinder (3), be equipped with on knife rest (6) and install at the roll gap rear and be used for cutting open bubble (10) the cutter.

2. The automatic bubble-dividing apparatus for a calender according to claim 1, wherein: the tool rest (6) comprises a bottom plate (15), two mutually-spaced supports (16) are fixedly arranged on the bottom plate (15), and the top end of a piston rod of the cylinder (3) is fixedly connected below the bottom plate (15).

3. The automatic bubble-dividing apparatus for a calender according to claim 2, wherein: the cutter comprises a thorn wheel (5) arranged between two brackets (16), thorn tips (14) arranged in an array mode are arranged on the peripheral surface of the thorn wheel (5), and supporting shafts connected with a cutter rest (6) are arranged at two ends of the thorn wheel (5).

4. The automatic bubble-dividing apparatus for a calender according to claim 2, wherein: the cutter comprises a disc cutter (4) arranged between two supports (16), the disc cutter (4) is provided with two disc cutters (4) which are arranged at left and right intervals, and the two disc cutters (4) are connected through a supporting shaft.

5. The automatic bubble-scoring device for the calender according to any one of claims 3 or 4, wherein: the axis of the supporting shaft is parallel to the roller (8).

6. The automatic bubble-dividing device for the calender according to claim 5, wherein: the cutter is rotatably arranged on the cutter rest (6) through a supporting shaft, and the motor for driving the cutter to rotate is arranged on the cutter rest (6).

7. The automatic bubble-dividing apparatus for a calender according to claim 1, wherein: the nut (2) is provided with a through hole matched with the optical axis (7), and the axis of the through hole is parallel to the screw rod (1).

8. The automatic bubble-dividing apparatus for a calender according to claim 1, wherein: and bearings are fixedly sleeved at two ends of the screw rod (1), and the outer ring of each bearing is fixedly connected with the rack (11).