阅读说明：本技术 一种自动化混炼胶定量切胶机 (Automatic change elastomeric compound ration bale splitter ) 是由 辛荣祥 于 2021-08-13 设计创作，主要内容包括：本发明公开了一种自动化混炼胶定量切胶机,涉及混炼胶生产设备技术领域,包括支撑架、轨道称、控制器、切刀和驱动机构,轨道称包括电子称重器和放料平台,从混炼胶滤胶机的出胶口出来的混炼胶到达放料平台,电子称重器对放料平台上的混炼胶进行称重并将重量信号传输给控制器,当电子称重器所称得的重量值达到控制器设定的触发值时,控制器控制驱动机构以驱动切刀对混炼胶进行切断,无需人工切料,有效减低劳作强度,通过电子称重器称重式切胶,切胶后的重量误差主要受切刀的切胶速度、混炼胶滤胶机的出胶口的出胶速度以及重力的影响,采用本自动化混炼胶定量切胶机切胶后的混炼胶的重量误差较小。(The invention discloses an automatic quantitative rubber mixing cutter, which relates to the technical field of rubber mixing production equipment and comprises a support frame, a rail scale, a controller, a cutter and a driving mechanism, wherein the rail scale comprises an electronic weigher and a discharging platform, the rubber mixing coming out from a rubber outlet of a rubber mixing filter reaches the discharging platform, the electronic weigher is used for weighing the rubber mixing on the discharging platform and transmitting a weight signal to the controller, when the weighed weight value of the electronic weigher reaches the trigger value set by the controller, the controller controls the driving mechanism to drive the cutter to cut off the rubber compound without manual cutting, thereby effectively reducing the working strength, through the weighing type rubber cutting of the electronic weighing device, the weight error after rubber cutting is mainly influenced by the rubber cutting speed of the cutter, the rubber outlet speed of a rubber outlet of the rubber filter of the rubber compound and gravity, and the weight error of the rubber compound after the quantitative rubber cutting of the automatic rubber compound is adopted is smaller.)

1. The utility model provides an automatic change elastomeric compound ration bale splitter which characterized in that: the automatic feeding device comprises a support frame, a track scale, a controller, a cutter and a driving mechanism, wherein the track scale comprises an electronic weigher and a feeding platform, and the controller is electrically connected with the electronic weigher and the driving mechanism;

the electronic weigher is fixed on the support frame, and the emptying platform is arranged on the electronic weigher;

the support frame is used for enabling the material placing platform to be located at a glue outlet of the mixed rubber filter for waiting for glue, and enabling the height of the material placing platform to be not higher than the height of the lowest point of the glue outlet of the mixed rubber filter;

the cutter is positioned between the discharging platform and the rubber outlet of the rubber compound filter, and the driving mechanism correspondingly drives the cutter and is used for cutting off the rubber compound between the rubber outlet of the rubber compound filter and the discharging platform;

the gross rubber that comes out from the play jiao kou of gross rubber straining machine reachs the blowing platform, and the electronic weighing ware weighs the gross rubber on the blowing platform and gives the controller with weight signal transmission, and when the weight value that the electronic weighing ware called reaches the trigger value that the controller set for, the controller control actuating mechanism cuts off the gross rubber with the drive cutter.

2. An automatic rubber compound quantitative rubber cutting machine according to claim 1, characterized in that: the driving device comprises a mounting plate, a driving cylinder is mounted on the mounting plate, and the driving cylinder is electrically connected with the controller;

a connecting rod is connected to a piston rod of the driving cylinder, two ends of the connecting rod are connected with guide rods, the length direction of each guide rod is consistent with that of the piston rod of the driving cylinder, a directional sliding groove is formed in the mounting plate, and one end, close to the mounting plate, of each guide rod is matched with the directional sliding groove;

the cutter adopts the steel wire, and the both ends of cutter are connected with two guide bars respectively, and the cutter is connected the one end of keeping away from the mounting panel on the guide bar.

3. An automatic rubber compound quantitative rubber cutting machine according to claim 2, characterized in that: the directional chute penetrates through the mounting plate, and one end of the guide rod, which is far away from the cutter, penetrates through the directional chute;

and a connecting piece is arranged, and two sides of the connecting piece are respectively connected with the parts of the two guide rods, which penetrate through the directional sliding chutes.

4. An automatic rubber compound quantitative rubber cutting machine according to claim 3, characterized in that: the cutter and the connecting rod are both vertical to the piston rod of the driving cylinder.

5. An automatic rubber compound quantitative rubber cutting machine according to claim 4, characterized in that: the distance from the cutting knife to the connecting rod is larger than the width of the rubber compound.

6. An automatic rubber compound quantitative rubber cutting machine according to claim 1, characterized in that: many guide rollers are provided with at the interval on the blowing platform, guide roller and blowing platform rotatable coupling, the rotation direction of guide roller and the play gluey direction adaptation of elastomeric filter of elastomeric compound.

7. An automatic rubber compound quantitative rubber cutting machine according to claim 1, characterized in that: the bottom feet of the supporting frame are provided with bases with adjustable height.

8. An automated rubber compound quantitative rubber cutting machine according to any one of claims 1 to 7, characterized in that: the method also comprises a trigger value correction method;

setting an initial trigger value A of a controller control driving mechanism;

setting the weight value of qualified products as B and the allowable error value as +/-C; after rubber cutting, when the weight value obtained by weighing the mixed rubber on the discharging platform by the electronic weighing device is within B +/-C, the cut mixed rubber is a qualified product;

wherein the content of the first and second substances,

before rubber cutting, an electronic weigher weighs the rubber compound on the discharging platform to obtain a weight value D;

after the rubber compound is cut off for the first time, the electronic weigher weighs the rubber compound on the emptying platform to obtain a weight value E;

the glue discharging speed of a glue outlet of the rubber filter for rubber compound is kept unchanged, and the speed of the driving mechanism for driving the cutter is kept unchanged;

the trigger value correction method comprises

The method comprises the following steps: when D is equal to A, the controller controls the driving mechanism to drive the cutter to cut off the rubber compound for the first time, and the rubber filter of the rubber compound stops rubber discharging after the rubber compound is cut off;

step two: continuously weighing the rubber compound on the discharging platform by the electronic weighing device, confirming a weight value E, and confirming an error value F between the weight value E and the weight value B;

step three: confirming whether the error value F is within the error allowable value +/-D, if so, turning to the fifth step, and if not, turning to the fourth step;

step four: when E is larger than or equal to B + C, correcting to enable the trigger value of the driving mechanism controlled by the controller to be advanced, wherein the corrected trigger value is A-E + B; when E is less than or equal to B-C, correcting to delay the trigger value of the controller control driving mechanism, wherein the corrected trigger value is A + E-B;

step five: the confirmation controller controls a trigger value of the driving device.

9. An automatic rubber compound quantitative rubber cutting machine according to claim 8, characterized in that: the initial trigger value A is the qualified product weight value B.

Technical Field

The invention relates to the technical field of rubber compound production equipment, in particular to an automatic quantitative rubber cutting machine for rubber compound.

Background

In the process of producing and preparing the rubber compound, a rubber compound filter is needed to filter impurities in the rubber compound, and after the rubber compound is filtered in the rubber compound filter and comes out from a rubber outlet, the rubber compound is required to be cut according to the specified weight. At present, two main glue cutting modes are available: firstly, manually cutting rubber with a knife for weighing, wherein a rubber cutting worker cuts the rubber compound coming out from a rubber outlet of a rubber filter of the rubber compound according to personal experience, weighs the rubber compound, and then adopts a mode of more or less supplement to ensure that the cut rubber compound reaches the specified weight; and secondly, flow type automatic rubber cutting of a flow valve is adopted, the flow valve is arranged at a rubber outlet of a rubber filter of the rubber compound to calculate the flow of the rubber compound, and the cutting is controlled by a controller to cut off after the set flow value is reached.

The glue cutting mode is high in labor intensity of one worker, and the glue cutting error of a glue cutter is large, so that the glue cutting is easily performed for multiple times to adjust the weight, and the production efficiency is low; although the manual labor intensity is solved to a certain extent in the rubber cutting mode II, the rubber cutting is carried out in a flow rate valve calculation flow mode, the rubber cutting is easily influenced by the density and the width of the rubber compound, the changes of the two influencing factors are uncertain, and therefore the weight error after rubber cutting is difficult to control. Therefore, the inventor invented a rubber compound cutting machine which can automatically cut rubber and has small weight error.

Disclosure of Invention

The present invention aims to overcome the above-mentioned shortcomings and provide a technical solution to solve the above-mentioned problems.

In order to achieve the purpose, the invention provides the following technical scheme: an automatic quantitative rubber mixing and cutting machine comprises a support frame, a track scale, a controller, a cutter and a driving mechanism, wherein the track scale comprises an electronic weigher and a discharging platform, and the controller is electrically connected with the electronic weigher and the driving mechanism; the electronic weigher is fixed on the support frame, and the emptying platform is arranged on the electronic weigher; the support frame is used for enabling the material placing platform to be located at a glue outlet of the mixed rubber filter for waiting for glue, and enabling the height of the material placing platform to be not higher than the height of the lowest point of the glue outlet of the mixed rubber filter; the cutter is positioned between the discharging platform and the rubber outlet of the rubber compound filter, and the driving mechanism correspondingly drives the cutter and is used for cutting off the rubber compound between the rubber outlet of the rubber compound filter and the discharging platform; the gross rubber that comes out from the play jiao kou of gross rubber straining machine reachs the blowing platform, and the electronic weighing ware weighs the gross rubber on the blowing platform and gives the controller with weight signal transmission, and when the weight value that the electronic weighing ware called reaches the trigger value that the controller set for, the controller control actuating mechanism cuts off the gross rubber with the drive cutter.

As a further scheme of the invention: the driving device comprises a mounting plate, a driving cylinder is mounted on the mounting plate, and the driving cylinder is electrically connected with the controller; a connecting rod is connected to a piston rod of the driving cylinder, two ends of the connecting rod are connected with guide rods, the length direction of each guide rod is consistent with that of the piston rod of the driving cylinder, a directional sliding groove is formed in the mounting plate, and one end, close to the mounting plate, of each guide rod is matched with the directional sliding groove; the cutter adopts the steel wire, and the both ends of cutter are connected with two guide bars respectively, and the cutter is connected the one end of keeping away from the mounting panel on the guide bar.

As a further scheme of the invention: the directional chute penetrates through the mounting plate, and one end of the guide rod, which is far away from the cutter, penetrates through the directional chute; and a connecting piece is arranged, and two sides of the connecting piece are respectively connected with the parts of the two guide rods, which penetrate through the directional sliding chutes.

As a further scheme of the invention: the cutter and the connecting rod are both vertical to the piston rod of the driving cylinder.

As a further scheme of the invention: the distance from the cutting knife to the connecting rod is larger than the width of the rubber compound.

As a further scheme of the invention: many guide rollers are provided with at the interval on the blowing platform, guide roller and blowing platform rotatable coupling, the rotation direction of guide roller and the play gluey direction adaptation of elastomeric filter of elastomeric compound.

As a further scheme of the invention: the bottom feet of the supporting frame are provided with bases with adjustable height.

As a further scheme of the invention: the method also comprises a trigger value correction method;

setting an initial trigger value A of a controller control driving mechanism;

setting the weight value of qualified products as B and the allowable error value as +/-C; after rubber cutting, when the weight value obtained by weighing the mixed rubber on the discharging platform by the electronic weighing device is within B +/-C, the cut mixed rubber is a qualified product;

wherein the content of the first and second substances,

before rubber cutting, an electronic weigher weighs the rubber compound on the discharging platform to obtain a weight value D;

after the rubber compound is cut off for the first time, the electronic weigher weighs the rubber compound on the discharging platform to obtain a weight value E,

the glue discharging speed of a glue outlet of the rubber filter for rubber compound is kept unchanged, and the speed of the driving mechanism for driving the cutter is kept unchanged;

the trigger value correction method comprises the following steps:

the method comprises the following steps: when D is equal to A, the controller controls the driving mechanism to drive the cutter to cut off the rubber compound for the first time, and the rubber filter of the rubber compound stops rubber discharging after the rubber compound is cut off;

step two: continuously weighing the rubber compound on the discharging platform by the electronic weighing device, confirming a weight value E, and confirming an error value F between the weight value E and the weight value B;

step three: confirming whether the error value F is within the error allowable value +/-D, if so, turning to the fifth step, and if not, turning to the fourth step;

step four: when E is larger than or equal to B + C, correcting to enable the trigger value of the driving mechanism controlled by the controller to be advanced, wherein the corrected trigger value is A-E + B; when E is less than or equal to B-C, correcting to delay the trigger value of the controller control driving mechanism, wherein the corrected trigger value is A + E-B;

step five: the confirmation controller controls a trigger value of the driving device.

As a further scheme of the invention: the initial trigger value A is the qualified product weight value B.

Compared with the prior art, the invention has the following beneficial effects: the rubber compound discharged from a rubber outlet of the rubber compound filtering machine reaches the discharging platform, the electronic weighing device weighs the rubber compound on the discharging platform and transmits a weight signal to the controller, and when the weighed weight value of the electronic weighing device reaches a trigger value set by the controller, the controller controls the driving mechanism to drive the cutter to cut off the rubber compound, so that manual material cutting is not needed, and the working intensity is effectively reduced; through the rubber cutting of electronic weighing ware weighing type, the weight error after the rubber cutting mainly receives the rubber cutting speed of cutter, the play gum speed and the influence of gravity of the play gum mouth of elastomeric compound rubber filter, and the rubber cutting speed of cutter, the play gum speed of the play gum mouth of elastomeric compound rubber filter all can be controlled and keep in the invariable scope, under the invariable condition of gravity basic, the weight error of the elastomeric compound after adopting this automatic elastomeric compound ration rubber cutting machine rubber cutting is less.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the structure of the driving device of the present invention;

the reference numerals and names in the figures are as follows:

the device comprises a support frame-1, a controller-2, a cutter-3, an electronic weighing device-4, a discharging platform-5, a mounting plate-6, a driving cylinder-7, a connecting rod-8, a guide rod-9, a directional chute-10, a connecting piece-11, a material guide roller-12, a base-13, a glue outlet-14 and a fixing plate-15.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-2, in an embodiment of the present invention, an automatic quantitative rubber mixing and cutting machine includes a support frame 1, a track scale, a controller 2, a cutter 3, and a driving mechanism, where the track scale includes an electronic weigher 4 and a material placing platform 5, the electronic weigher 4 is fixed on the support frame 1, and the material placing platform 5 is disposed on the electronic weigher 4. The controller 2 is electrically connected with the electronic weigher 4 and the driving mechanism.

As shown in fig. 1, the supporting frame 1 is used for positioning the discharging platform 5 at the glue outlet 14 of the rubber compound filter for waiting glue, and making the height of the discharging platform 5 not higher than the height of the lowest point of the glue outlet 14 of the rubber compound filter, so that the rubber compound coming out from the glue outlet of the rubber compound filter can smoothly fall on the discharging platform.

The cutter 3 is located between the discharging platform 5 and the glue outlet 14 of the rubber compound filter, and the driving mechanism correspondingly drives the cutter 3 and is used for cutting off the rubber compound between the glue outlet 14 of the rubber compound filter and the discharging platform 5.

The gross rubber that comes out from the play jiao kou 14 of gross rubber filter arrives blowing platform 5, and electronic weighing device 4 weighs the gross rubber on the blowing platform 5 and gives controller 2 with weight signal transmission, and when the weight value that electronic weighing device 4 called reaches the trigger value that controller 2 set for, controller 2 control actuating mechanism cuts off the gross rubber with drive cutter 3, need not artifical blank, effectively reduces working strength.

Through the rubber cutting of the electronic weighing device 4 weighing type, the weight error after rubber cutting is mainly influenced by the rubber cutting speed of the cutter 3, the rubber outlet speed of the rubber outlet 14 of the rubber compound filter and the gravity, the rubber cutting speed of the cutter 3 and the rubber outlet speed of the rubber outlet 14 of the rubber compound filter can be controlled to be kept in a constant range, and under the condition that the gravity is basically constant, the weight error of the rubber compound after the rubber cutting of the automatic rubber compound quantitative rubber compound cutting machine is adopted is smaller.

Further, the driving device comprises a mounting plate 6, a driving cylinder 7 is mounted on the mounting plate 6, and the driving cylinder 7 is electrically connected with the controller 2; a connecting rod 8 is connected to a piston rod of the driving cylinder 7, two ends of the connecting rod 8 are connected with guide rods 9, the length direction of each guide rod 9 is consistent with the length direction of the piston rod of the driving cylinder 7, a directional chute 10 is arranged on the mounting plate 6, and one end, close to the mounting plate 6, of each guide rod 9 is matched with the directional chute 10; the cutter 3 adopts the steel wire, and the both ends of cutter 3 are connected with two guide bars respectively, and the cutter 3 is connected the one end of keeping away from mounting panel 6 on guide bar 9. The driving cylinder 7 drives the guide rod 9 through the connecting rod 8, so that the guide rod 9 slides on the directional sliding chute 10 in a directional mode, and the cutter 3 is stable when the rubber compound is cut off.

As shown in fig. 1, the mounting plate 6 may be fixed on the supporting frame 1 by a fixing plate 15, so that the cutter 3 is located between the discharging platform 5 and the glue outlet 14 of the rubber compound filter.

Further, a directional chute 10 penetrates through the mounting plate 6, and one end of the guide rod 9, which is far away from the cutting knife 3, penetrates through the directional chute 10; a connecting piece 11 is arranged, and two sides of the connecting piece 11 are respectively connected with the parts of the two guide rods which penetrate through the directional sliding chutes. Carry on spacingly to two guide bars through connecting piece 11 for cutter 3 is more stable when cutting off elastomeric compound, and the incision is more level and smooth, effectively reduces weight error.

The connecting piece shown in fig. 2 is plate-shaped, and can be arranged into a rod shape as a frame body and other parts with limiting function according to actual requirements.

Furthermore, the cutter 3 and the connecting rod 8 are both perpendicular to the piston rod of the driving cylinder 7, and the installation is convenient. As shown in fig. 2, when the piston rod of the driving cylinder 7 moves downwards, the cutter 3 performs rubber cutting operation downwards, and the rubber compound coming out from the rubber outlet 14 of the rubber compound filter can continuously pass between the cutter 3 and the connecting rod 8 to reach the discharging platform 5; when the weighed weight value of the electronic weighing device 4 reaches the trigger value set by the controller 2, the controller 2 controls the driving cylinder 7 to enable the piston rod of the driving cylinder 7 to move upwards, and the cutter 3 upwards performs rubber cutting operation. When the piston rod of the driving cylinder 7 passes through a stroke, the cutter 3 can complete twice glue cutting operation, the energy consumption is effectively saved, the preparation process of cutting glue by the cutter 3 is shorter, the glue cutting process is effectively accelerated, and the production efficiency is improved.

Furthermore, a plurality of guide rollers 12 are arranged on the discharging platform 5 at intervals, the guide rollers 12 are rotatably connected with the discharging platform 5, and the rotating direction of the guide rollers 12 is matched with the glue outlet direction of a glue outlet 14 of the rubber compound filter. The mixed rubber from the rubber outlet 14 of the mixed rubber filter reaches the discharging platform 5 and is pushed, and the friction force between the mixed rubber and the discharging platform 5 is smaller due to the design of the guide roller 12.

Furthermore, the bottom feet of the support frame 1 are provided with the bases 13 with adjustable heights, so that the height of the material placing platform 5 can be adjusted more conveniently.

The automatic rubber mixing quantitative rubber cutting machine also provides a method for correcting the trigger value;

setting an initial trigger value A of the controller 2 for controlling the driving mechanism;

setting the weight value of qualified products as B and the allowable error value as +/-C; after rubber cutting, when the weight value obtained by weighing the rubber compound on the discharging platform 5 by the electronic weigher 4 is within B +/-C, the cut rubber compound is a qualified product;

wherein the content of the first and second substances,

before rubber cutting, the electronic weigher 4 weighs the rubber compound on the discharging platform 5 to obtain a weight value D;

after the rubber compound is cut off for the first time, the electronic weigher 4 weighs the rubber compound on the emptying platform 5 to obtain a weight value E,

the glue outlet speed of a glue outlet 14 of the rubber filter for rubber compound is kept unchanged, and the speed of the driving mechanism for driving the cutter 3 is kept unchanged;

the trigger value correction method comprises the following steps:

the method comprises the following steps: when D is equal to A, the controller 2 controls the driving mechanism to drive the cutter 3 to cut off the rubber compound for the first time, and the rubber filter of the rubber compound stops rubber discharging after the rubber compound is cut off;

step two: the electronic weigher 4 continuously weighs the rubber compound on the emptying platform 5, confirms the weight value E and confirms the error value F between E and B;

step three: confirming whether the error value F is within the error allowable value +/-D, if so, turning to the fifth step, and if not, turning to the fourth step;

step four: when E is larger than or equal to B + C, correcting to enable the trigger value of the controller 2 for controlling the driving mechanism to be advanced, wherein the corrected trigger value is A- (E-B), namely A-E + B; when E is less than or equal to B-C, the trigger value of the driving mechanism controlled by the controller 2 is delayed by correction, and the corrected trigger value is A + (E-B), namely A + E-B;

step five: the acknowledgement controller 2 controls the trigger values of the drive means.

Before the worker starts to carry out automatic quantitative rubber cutting, the controller 2 is operated to operate the trigger value correction method to confirm and correct the trigger value, so that the qualified rate of the rubber compound obtained in the subsequent automatic quantitative rubber cutting operation is higher, the trigger value correction method is simple and convenient, and the controller operates more quickly.

In practical application, one set of data can be set as: a is 10kg, and the tolerance is +/-20 g.

Further, the initial trigger value a is the qualified product weight value B, which is convenient for workers to manage data.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. 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.