CN211074303U

CN211074303U - Feeding device of internal mixer

Info

Publication number: CN211074303U
Application number: CN201921988179.0U
Authority: CN
Inventors: 李苗琦; 陈露
Original assignee: Zhejiang Weiger Transmission Co ltd
Current assignee: Zhejiang Weiger Transmission Co ltd
Priority date: 2019-11-16
Filing date: 2019-11-16
Publication date: 2020-07-24
Anticipated expiration: 2029-11-16

Abstract

The utility model discloses a material feeding unit of banbury mixer, include: the driving conveying belt comprises a first conveying belt, a driving roller, a driven roller and a driving motor, wherein the driving roller and the driven roller are arranged at two ends of the first conveying belt, and the driving roller is controlled by the driving motor to rotate; the feeding conveyer belt is used for feeding the rubber belt into the internal mixer; the conveying belt scale is positioned between the feeding conveying belt and the driving conveying belt, and the height of the conveying belt scale is lower than the discharge end of the driving conveying belt and is not higher than the height of the feeding conveying belt; one side of the conveyor belt scale is provided with an operation display screen. Set up the rubber tape that the conveyor belt balance carried on material feeding unit and carry out automatic weighing, the drive conveyer belt is used for delivering to the conveyor belt balance with the rubber tape on, and the setting of rethread difference in height can effectively eliminate the pulling force that the initial material in-process that draws formed and cause the influence to weighing of conveyor belt balance, and roughly weigh inaccurately, after the completion is weighed, deliver to the banbury mixer through the pay-off conveyer belt with semi-manufactured rubber tape.

Description

Feeding device of internal mixer

Technical Field

The utility model relates to a drive belt raw and other materials production facility technical field, in particular to material feeding unit of banbury mixer.

Background

The closed rubber mixing machine is called as internal mixer, also called as kneading machine, and is mainly used for plasticating and mixing rubber. The internal mixer is a machine which is equipped with a pair of rotors with specific shapes and can be relatively rotated, and can be used for plasticating and mixing polymer material in a clearance mode under the closed state of adjustable temperature and pressure, and is mainly formed from internal mixing chamber, rotor sealing device, feeding and pressing device, discharging device, driving device and machine base.

Chinese patent publication (publication) No. CN206374053U, filed 2016, 12, 16, which discloses an internal mixer feeding device, comprising a storage hopper, a glue feeding platform and a blanking tank disposed above the internal mixer, wherein the storage hopper is communicated with the blanking tank, the blanking tank feeds the material into the internal mixer through a first blanking channel, the glue feeding platform feeds the material into the internal mixer through a second blanking channel, the first blanking channel has a bending part, a vibrator is disposed at the bending part, a material control mechanism is disposed between the blanking tank and the first blanking channel, the material control mechanism comprises a main material conveying cylinder and an auxiliary material conveying cylinder disposed up and down, a main material conveying screw rod is rotatably disposed in the main material conveying cylinder, the main material conveying screw rod is driven by a main motor, an auxiliary material conveying screw rod is rotatably disposed in the auxiliary material conveying cylinder, the auxiliary material conveying screw rod is driven by an auxiliary motor, the auxiliary material conveying screw rod has a smaller pitch and a smaller outer diameter than the main material conveying screw rod, and the main material conveying cylinder is, The discharge end of the auxiliary material conveying cylinder is communicated with the first blanking channel through a discharge pipe.

In part of processes, based on different requirements on processing temperature of each component, the company invents a multi-process production process, so that a semi-finished product of the rubber belt needs to be produced firstly, and then the semi-finished product is conveyed into an internal mixer through a rubber conveying platform to be subjected to secondary internal mixing. Although the rubber feeding platform in the patent can realize rubber feeding operation, because each component needs to be arranged in proportion during banburying, a semi-finished product already forms a belt-shaped structure, and in addition, in the measuring process, the weight weighing is very complicated due to the fact that the semi-finished product needs to be measured for many times and continuously adjusted.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a material feeding unit of banbury mixer has reached and has accomplished the automatic work effect of weighing at pay-off in-process.

The above technical purpose of the present invention can be achieved by the following technical solutions:

a feeding device of an internal mixer, comprising:

the driving conveying belt comprises a first conveying belt, a driving roller, a driven roller and a driving motor, wherein the driving roller and the driven roller are arranged at two ends of the first conveying belt, and the driving roller is controlled by the driving motor to rotate;

the feeding conveyer belt is used for feeding the rubber belt into the internal mixer;

the conveying belt scale is positioned between the feeding conveying belt and the driving conveying belt, and the height of the conveying belt scale is lower than the discharge end of the driving conveying belt and is not higher than the height of the feeding conveying belt; and an operation display screen is arranged on one side of the conveyor belt scale.

So set up, set up the rubber tape that the conveyor belt balance carried on automatic weighing on material feeding unit, the drive conveyer belt is used for delivering to the conveyor belt balance with the rubber tape on, the poor setting of rethread height can effectively eliminate the pulling force that the initial material in-process that draws formed and cause the influence to weighing of conveyor belt balance, and roughly weigh inaccurately, weigh the back at the completion, deliver to the banbury mixer with semi-manufactured rubber tape through the pay-off conveyer belt.

More preferably: the first conveying belt is arranged in an inclined mode that the feeding end is lower than the discharging end.

So set up, the slope sets up at first be convenient for realize with the conveyer belt balance between the difference in height, simultaneously, the input of first conveyer belt is installed with the rubber tape to the workman in the time of can being convenient for initially.

More preferably: the discharging end of the first conveying belt is provided with a guide frame, a plurality of rollers which are arranged in parallel are arranged on the guide frame, and the rollers are parallel to the driven roller; the guide frame is obliquely arranged far away from the driving conveying belt.

So set up, the transition between the first conveyer belt of formation and the conveyer belt balance that the leading truck, setting that can be better makes the rubber tape can be smooth and easy when initial get into the conveyer belt balance from first conveyer belt, avoids getting into the clearance between first conveyer belt and conveyer belt balance, perhaps takes place to overlap at this in-process.

More preferably: two supports are arranged on the driving conveying belt, a rotating arm is rotatably connected to each support, and a material pressing roller pressed on the first conveying belt is mounted at the other end of each rotating arm.

So set up, make the nip roll press to establish on first conveyer belt under self action of gravity, establish through pressing, can ensure that first conveyer belt carries the rubber tape at the during operation, and the circumstances such as can not appear skidding.

More preferably: the feed end of first conveyer belt is provided with guide roll and two spacing rollers, the guide roll is parallel with the drive roll, two spacing roller is perpendicular with the transport terminal surface of first conveyer belt, be provided with a mounting panel in the frame of drive conveyer belt, be provided with the waist type hole of two confession spacing roller installations on the mounting panel.

According to the arrangement, the rubber belt is guided by the guide rollers and then is conveyed into the first conveying belt, and in the process, the rubber belt passes through the two limiting rollers, so that the rubber belt is positioned in the width direction, and the purpose of preventing deviation is achieved; and the arrangement of the two waist-shaped holes ensures that the distance between the two limiting rollers is adjustable, thereby being suitable for rubber belts with various widths.

More preferably: and a conveying belt auxiliary scale is arranged between the feeding conveying belt and the conveying belt scale.

By the arrangement, the calibration can be carried out through the conveying belt secondary scale, namely, the detection data of the conveying belt secondary scale and the detection data of the conveying belt scale are compared, so that whether the detection data are abnormal or not is determined.

More preferably: the conveying belt auxiliary scale is higher than the conveying belt scale, and the height of the feeding conveying belt is equal to that of the conveying belt auxiliary scale.

So set up, can improve the accuracy that conveyor belt balance detected, and because the vice balance of conveyor belt mainly used detects unusually, therefore it need not have very high accuracy.

More preferably: the feeding device also comprises a detection circuit which is used for receiving the detection data of the conveyor belt secondary scale and judging whether to alarm or not.

More preferably: the detection circuit includes:

the first comparison circuit receives the detection signal, is used for comparing the amplitude of the detection signal with a first preset value and outputting a first control signal;

the second comparison circuit receives the detection signal, is used for comparing the amplitude of the detection signal with a second preset value and outputting a second control signal;

and the switching circuit is used for responding to the first control signal/the second control signal and controlling whether an alarm alarms or not.

According to the arrangement, the detected signals are compared through the two comparators, when the detection data are between the first preset value and the second preset value, the detection data are indicated to be abnormal, when the detection data are not in the range value, the detection data are expressed to be abnormal, and the alarm is given to remind of overhauling.

To sum up, the utility model discloses following beneficial effect has:

1. the weight of the conveyed rubber belt can be measured accurately, and the weighing difficulty and the labor cost are effectively reduced;

2. the auxiliary conveyor belt scale is arranged to correct the data, and the accuracy of the detected data is effectively ensured.

Drawings

FIG. 1 is a schematic view of the overall structure of the present embodiment;

FIG. 2 is a first schematic structural diagram of a driving belt in the present embodiment;

FIG. 3 is a second schematic structural view of the driving belt in the present embodiment;

fig. 4 is a schematic diagram of a control circuit in the present embodiment.

In the figure, 100, the conveyor belt is driven; 110. a first conveyor belt; 120. a drive roll; 130. a driven roller; 140. a drive motor; 150. a frame; 200. a conveyor belt scale; 300. a conveyor belt secondary scale; 400. a feeding conveyor belt; 500. a support; 510. a rotating arm; 520. a nip roll; 600. a guide roller; 700. a limiting roller; 710. mounting a plate; 720. a kidney-shaped hole; 800. a guide frame; 810. a drum; 910. a first comparison circuit; 911. a first preset value circuit; 920. a second comparison circuit; 921. a second preset value circuit; 930. a switching circuit; 931. an alarm.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

In the description of the present invention, it should be understood that the terms "upper", "lower", "left", "right", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention.

A feeding device of an internal mixer is shown in figure 1 and comprises a driving conveyer belt 100, a conveyer belt scale 200, a conveyer belt secondary scale 300 and a feeding conveyer belt 400 which are arranged in sequence along the conveying direction.

As shown in fig. 2, the driving conveyor belt 100 includes a frame 150, a first conveyor belt 110, a driving roller 120, a driven roller 130 and a driving motor 140, wherein the driving roller 120, the driven roller 130 and the driving motor 140 are all mounted on the frame 150, the driving roller 120 is located at a feeding end, the driven roller 130 is located at a discharging end, the driving roller 120 and the driven roller 130 are disposed at two ends of the first conveyor belt 110, and the driving roller 120 is controlled by the driving motor 140 to rotate.

The horizontal height of the driving roller 120 is lower than the horizontal height of the driven roller 130, so that the first conveying belt 110 is inclined with the feeding end lower than the discharging end.

Two supports 500 are arranged on the frame 150, the two supports 500 are respectively positioned at the positions close to the feeding end and the discharging end of the first conveyor 110, a rotating arm 510 is rotatably connected to each of the two supports 500, and a nip roll 520 which is pressed on the first conveyor 110 by gravity is installed at the other end of the rotating arm 510.

Referring to fig. 3, a guide roller 600 and two limit rollers 700 are installed on the frame 150 at the feed end of the first conveyor belt 110, the guide roller 600 is parallel to the drive roller 120, and the guide roller 600 is located at the outer side of the first conveyor belt 110.

The rack 150 is provided with a mounting plate 710, the mounting plate 710 is located between the guide roller 600 and the first conveyor belt 110, the mounting plate 710 is provided with two waist-shaped holes 720, the waist-shaped holes 720 are formed along the width direction of the first conveyor belt 110, the two limit rollers 700 are respectively connected in the two waist-shaped holes 720 through bolts, and the limit rollers 700 are perpendicular to the conveying end surface of the first conveyor belt 110.

Referring to fig. 2, a guide frame 800 is disposed at the discharge end of the first conveyor 110, a plurality of rollers 810 disposed in parallel are disposed on the guide frame 800, and the rollers 810 are parallel to the driven roller 130; the guide frame 800 is disposed to be inclined away from the drive belt 100.

As shown in fig. 1, a display is disposed on one side of the conveyor belt scale 200 for displaying the detection data and controlling the conveyor belt scale 200, in this embodiment, the detected weight of the conveyor belt scale 200 is preset before use, and when the detected weight reaches a set value, the conveyor belt scale 200 stops operating.

Wherein, the conveying belt secondary scale 300 is higher than the conveying belt scale 200, and the height of the feeding conveying belt 400 is equal to that of the conveying belt secondary scale 300.

A control circuit is arranged between the conveyor belt sub-scale 300 and the conveyor belt scale 200, and the detection circuit is used for receiving detection data of the conveyor belt sub-scale 300 and comparing the detection data with preset detection weight data to judge whether an alarm is given or not.

Referring to fig. 4, the detection circuit includes a first comparison circuit 910, a second comparison circuit 920, and a switch circuit 930.

Wherein, the detection pressure of the conveyor belt sub-scale 300 forms a detection signal, the first comparison circuit 910 receives the detection signal, and is configured to compare the amplitude of the detection signal with a first preset value, the first preset value is set by the first preset value circuit 911, and when the detection signal is greater than the first preset value, a first control signal is output;

the second comparing circuit 920 receives the detection signal, and is configured to compare the amplitude of the detection signal with a second preset value, where the second preset value is set by the second preset value circuit 921, and output a second control signal when the detection signal is smaller than the second preset value;

wherein the first preset value is larger than the second preset value.

The switch circuit 930 is responsive to the first/second control signals for controlling whether an alarm 931 alarms, wherein the alarm 931 is an alarm lamp.

The working principle is as follows:

during the use, the rubber tape is placed on first conveyer belt 110 after bypassing guide roll 600 to press it and establish on two nip rolls 520, so, can begin to carry the rubber tape, when the rubber tape is seen off from first conveyer belt 110, enters into conveyer belt balance 200 after the direction through leading truck 800, and conveyer belt balance 200 weighs the rubber tape through it.

After passing through the conveyer belt scale 200, the rubber belt enters the conveyer belt auxiliary scale 300, the rubber belt is weighed again, and the weighed rubber belt enters the material conveying conveyer belt 400 and is finally conveyed into the internal mixer.

The pressure detected by the conveyor belt sub-scale 300 is sent to the detection circuit in the form of a detection signal, and compared with the first preset value and the second preset value respectively, when the pressure is greater than the first preset value or less than the second preset value, the switch circuit 930 is connected, and the alarm lamp is turned on to give a prompt.

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

Claims

1. The utility model provides a material feeding unit of banbury mixer, characterized by includes:

the driving conveying belt (100) comprises a first conveying belt (110), a driving roller (120), a driven roller (130) and a driving motor (140), wherein the driving roller (120) and the driven roller (130) are arranged at two ends of the first conveying belt (110), and the driving roller (120) is controlled by the driving motor (140) to rotate;

the feeding conveyer belt (400) is used for feeding the rubber belt into the internal mixer;

the conveying belt scale (200) is positioned between the feeding conveying belt (400) and the driving conveying belt (100), and the height of the conveying belt scale (200) is lower than the discharging end of the driving conveying belt (100) and is not higher than the height of the feeding conveying belt (400); and an operation display screen is arranged on one side of the conveyor belt scale (200).

2. The feeding device of the internal mixer according to claim 1, characterized in that: the first conveying belt (110) is obliquely arranged with a feeding end lower than a discharging end.

3. The feeding device of the internal mixer according to claim 2, characterized in that: a guide frame (800) is arranged at the discharge end of the first conveying belt (110), a plurality of rollers (810) which are arranged in parallel are arranged on the guide frame (800), and the rollers (810) are parallel to the driven roller (130); the guide frame (800) is arranged to be inclined away from the driving conveyor belt (100).

4. The feeding device of the internal mixer according to claim 1, characterized in that: two supports (500) are arranged on the driving conveying belt (100), two rotating arms (510) are rotatably connected to the supports (500), and a material pressing roller (520) arranged on the first conveying belt (110) in a pressing mode is installed at the other end of each rotating arm (510).

5. The feeding device of the internal mixer according to claim 1, characterized in that: the feed end of first conveyer belt (110) is provided with guide roll (600) and two spacing rollers (700), guide roll (600) are parallel with drive roll (120), two spacing roller (700) are perpendicular with the transport terminal surface of first conveyer belt (110), be provided with a mounting panel (710) on frame (150) of drive conveyer belt (100), be provided with waist type hole (720) that two confession spacing rollers (700) installed on mounting panel (710).

6. The feeding device of the internal mixer according to claim 1, characterized in that: a conveying belt secondary scale (300) is arranged between the feeding conveying belt (400) and the conveying belt scale (200).

7. The feeding device of an internal mixer according to claim 6, characterized in that: the conveying belt auxiliary scale (300) is higher than the conveying belt scale (200), and the height of the feeding conveying belt (400) is equal to that of the conveying belt auxiliary scale (300).

8. The feeding device of the internal mixer as claimed in claim 6, wherein the feeding device further comprises a detection circuit for receiving the detection data of the conveyor belt secondary scale (300) and judging whether to alarm.

9. The feeding device of the internal mixer as claimed in claim 8, wherein the detecting circuit comprises:

the first comparison circuit (910) receives the detection signal, is used for comparing the amplitude of the detection signal with a first preset value, and outputs a first control signal;

the second comparison circuit (920) receives the detection signal, is used for comparing the amplitude of the detection signal with a second preset value, and outputs a second control signal;

the switching circuit (930) is responsive to the first/second control signals for controlling whether an alarm (931) alarms.