阅读说明：本技术 一种砂轮生产用砂砾定量称重装置 (Gravel quantitative weighing device for grinding wheel production ) 是由 陈友胜 于 2020-05-13 设计创作，主要内容包括：本发明公开了一种砂轮生产用砂砾定量称重装置,包括支撑平台；支撑柱安装于该支撑平台；称重器,安装于所述支撑柱；储料仓,安装于该支撑柱,并置于称重器的顶部,而储料仓的出口设有气动闸阀；旋转驱动电机,置于支撑平台,其设有旋转轴；盛料筒,设置于所述旋转轴；气缸与盛料筒连接,用于驱动该盛料筒上升、下降；操作台,置于支撑平台；称重定位器,设置于所述称重器；接收定位器,设置于所述盛料筒；及卸料定位器,置于所述支撑平台；其中,所述操作台与所述称重定位器、接收定位器、卸料定位器电连接、气动闸阀、称重器、气缸电连接；所述接收定位器与称重定位器、卸料定位器信息交互。本发明能定量量取制作砂轮所需的原料等特点。(The invention discloses a gravel quantitative weighing device for grinding wheel production, which comprises a supporting platform; the supporting column is arranged on the supporting platform; the weighing device is arranged on the supporting column; the storage bin is arranged on the support column and is arranged at the top of the weighing device, and a pneumatic gate valve is arranged at the outlet of the storage bin; the rotary driving motor is arranged on the supporting platform and is provided with a rotating shaft; a material containing barrel provided to the rotary shaft; the cylinder is connected with the material containing barrel and used for driving the material containing barrel to ascend and descend; the operating platform is arranged on the supporting platform; the weighing positioner is arranged on the weighing device; the receiving positioner is arranged on the material containing barrel; the unloading positioner is arranged on the supporting platform; the operation table is electrically connected with the weighing positioner, the receiving positioner, the discharging positioner, the pneumatic gate valve, the weighing device and the cylinder; and the receiving positioner is in information interaction with the weighing positioner and the discharging positioner. The invention can quantitatively measure the raw materials required for manufacturing the grinding wheel, and the like.)

1. The utility model provides a grit quantitative weighing device for emery wheel production which characterized in that: comprises that

A support platform (1);

a support column (2), the support column (2) being mounted to the support platform (1);

a weigher (4), the weigher (4) being mounted to the support column (2);

the storage bin (8) is arranged on the supporting column (2) and is arranged at the top of the weighing device (4), and a pneumatic gate valve (6) is arranged at the outlet of the storage bin (8);

a rotary drive motor (28), the rotary drive motor (28) being arranged on the support platform (1) and being provided with a rotary shaft (12);

a cartridge (33), wherein the cartridge (33) is provided to the rotating shaft (12);

the air cylinder (9), the said air cylinder (9) is connected with holding the feed cylinder (33), is used for driving the holding the feed cylinder (33) to rise, lower;

an operation table (23), wherein the operation table (23) is arranged on the supporting platform (1);

a weighing locator (29), wherein the weighing locator (29) is arranged on the weighing device (4);

a receiving locator (31), the receiving locator (31) being provided to the cartridge (33); and

the discharging positioner (27), the discharging positioner (27) is arranged on the supporting platform;

the operation table is electrically connected with the weighing positioner (29), the receiving positioner (31), the discharging positioner (27), the pneumatic gate valve, the weighing device (4) and the air cylinder (9);

the receiving positioner (31) is in information interaction with the weighing positioner (29) and the discharging positioner (27).

2. The gravel quantitative weighing device for grinding wheel production according to claim 1, wherein: also comprises a conveying device which comprises

A belt support (17), the belt support (17) having a driving roller (13) and a driven roller (15);

the conveying belt (14), the conveying belt (14) is installed on the driving roller (13) and the driven roller (15) in a transmission way; and

the driving motor (18), the driving motor (18) is installed at the bottom of the conveying belt bracket (17) and is in transmission connection with the driving roller (13).

3. The gravel quantitative weighing device for grinding wheel production according to claim 1, wherein: the material containing barrel (33) is provided with a discharging part; the discharging part comprises

The electromagnet (331), the said electromagnet (331) surrounds outside the bottom of circumference of the holding cylinder (33), after it is electrified, the bottom surface produces magnetism;

a closing plate (332), wherein the closing plate (332) is hinged to the electromagnet (331); and

and a torsion spring (336) which is provided with a first torsion leg and a second torsion leg, wherein the first torsion leg is arranged on the electromagnet (331), and the second torsion leg obliquely extends relative to the first torsion leg and extends to the bottom of the sealing plate (332).

4. The gravel quantitative weighing device for grinding wheel production according to claim 1, wherein: the device also comprises a support frame (11), a sliding support (30), a boss (34) and a material containing barrel support (32);

one end of the support frame (11) is fixedly arranged on the rotating shaft (12), and the other end of the support frame is connected with the sliding support (30);

the sliding bracket (30) is connected with one end of the charging barrel bracket (32) in a sliding way;

the at least two circumferences of the lug bosses (34) are distributed on the outer side surface of the material containing barrel (33);

the other end of the material containing barrel bracket (32) is arranged on the lug boss (34).

5. The gravel quantitative weighing device for grinding wheel production according to claim 4, wherein: the sliding bracket (30) and the charging barrel bracket (32) are in dovetail groove type matching sliding connection;

the charging barrel bracket (32) comprises a hoop (321), a support rod (322) and a tail wing (323); the hoop sleeve (321) is sleeved on the material containing barrel (33), one end of the supporting rod (322) is connected with the hoop sleeve (321), the other end of the supporting rod is connected with one end of the supporting rod (322), and the other end of the supporting rod (322) is provided with a tail wing (323);

the sliding support (30) is provided with a dovetail groove (301);

the dovetail groove (301) and the tail wing (323) are matched with each other and are installed in a sliding mode.

6. The gravel quantitative weighing device for grinding wheel production according to claim 4, wherein: the device also comprises a cylinder bracket (10); the air cylinder support (10) is fixedly arranged on the support frame (30), and an air cylinder (9) is arranged on the air cylinder support (10).

7. The gravel quantitative weighing device for grinding wheel production according to claim 1, wherein: the weighing machine is characterized by further comprising a weighing machine support (3), wherein one end of the weighing machine support (3) is installed on the supporting column (2), and a weighing machine (4) is installed at the other end of the weighing machine support.

8. The gravel quantitative weighing device for grinding wheel production according to claim 1, wherein: still include gate valve support (5), the one end of gate valve support (5) is installed in support column (2), and pneumatic gate valve (6) are installed to its other end.

9. The gravel quantitative weighing device for grinding wheel production according to claim 1, wherein: the device is characterized by further comprising a storage bin support (7), wherein one end of the storage bin support (7) is installed on the supporting column (2), and the other end of the storage bin support is connected with the storage bin (8).

10. The gravel quantitative weighing device for grinding wheel production according to any one of claims 1 to 9, wherein: the operating platform (23) is provided with an operating interface (22), a control module (20) and a storage module (21).

Technical Field

The invention relates to a gravel quantitative weighing device for grinding wheel production.

Background

The grinding wheel is used as a main grinding tool for grinding processing and is manufactured by pressing, drying and roasting mixed raw materials of grinding materials and bonding agents.

The grinding wheel is a bonded grinding tool which is formed by bonding a common grinding material into a certain shape (mostly circular, with a through hole in the center) by a bonding agent and has certain strength. It is generally composed of abrasive, bond and air holes, which are often referred to as the three elements of a bonded abrasive tool. According to different classes of binders, ceramic (binder) grinding wheels, resin (binder) grinding wheels, and rubber (binder) grinding wheels are common. The grinding wheel is the one with the largest use amount and the widest use range in the grinding tool, rotates at high speed when in use, and can perform coarse grinding, semi-fine grinding, slotting, cutting and the like on the excircle, the inner circle, the plane, various molded surfaces and the like of a metal or nonmetal workpiece.

The production emery wheel need use multiple gravel to mix, and according to the emery wheel characteristic of preparing, the weight of required various gravel is inequality, so need weigh the gravel, and the method of weighing now is weighed on weighing device through artificial mode, and the quantity of gravel is not held well to this kind of mode, and the weighing and metering is not accurate enough, and the weighing and metering process is slow, wastes time and energy, and work efficiency is low.

Disclosure of Invention

The invention aims to provide a gravel quantitative weighing device for grinding wheel production, aiming at the defects of the prior art.

In order to realize the purpose of the invention, the following technical scheme is adopted:

gravel quantitative weighing device for grinding wheel production comprises

A support platform;

a support column mounted to the support platform;

the weighing device is arranged on the supporting column;

the storage bin is arranged on the supporting column and is arranged at the top of the weighing device, and a pneumatic gate valve is arranged at the outlet of the storage bin;

the rotary driving motor is arranged on the supporting platform and is provided with a rotating shaft;

a material containing barrel disposed on the rotating shaft;

the cylinder is connected with the material containing barrel and used for driving the material containing barrel to ascend and descend;

the operating platform is arranged on the supporting platform;

the weighing positioner is arranged on the weighing device;

the receiving positioner is arranged on the material containing barrel; and

the discharging positioner is arranged on the supporting platform;

the operation table is electrically connected with the weighing positioner, the receiving positioner, the discharging positioner, the pneumatic gate valve, the weighing device and the cylinder;

and the receiving positioner is in information interaction with the weighing positioner and the discharging positioner.

Furthermore, the gravel quantitative weighing device for grinding wheel production further comprises a conveying device, and the conveying device comprises

A conveyor belt support having a driving roller and a driven roller;

the conveying belt is mounted on the driving roller and the driven roller in a transmission manner; and

and the driving motor is arranged at the bottom of the conveying belt bracket and is in transmission connection with the driving roller.

Further, the charging barrel is provided with a discharging part; the discharging part comprises

The electromagnet surrounds the outer side of the circumferential bottom of the material containing barrel, and after the electromagnet is electrified, the bottom surface generates magnetism;

the sealing plate is hinged to the electromagnet; and

and the torsion spring is provided with a first torsion leg and a second torsion leg, the first torsion leg is arranged on the electromagnet, and the second torsion leg obliquely extends relative to the first torsion leg and extends to the bottom of the sealing plate.

Furthermore, the gravel quantitative weighing device for grinding wheel production further comprises a support frame, a sliding support, a boss and a material containing barrel support;

one end of the support frame is fixedly arranged on the rotating shaft, and the other end of the support frame is connected with the sliding support;

the sliding support is connected with one end of the material containing barrel support in a sliding manner;

at least two bosses are circumferentially distributed on the outer side surface of the charging barrel;

the other end of the material containing barrel support is arranged on the boss.

Furthermore, the sliding bracket and the charging barrel bracket are in dovetail groove type matched sliding connection;

the material containing barrel support comprises a hoop, a support rod and a tail wing; the hoop sleeve is sleeved on the material containing barrel, one end of the supporting rod is connected with the hoop sleeve, the other end of the supporting rod is connected with one end of the supporting rod, and the other end of the supporting rod is provided with a tail wing;

the sliding support is provided with a dovetail groove;

the dovetail groove and the tail wing are matched with each other and are installed in a sliding mode.

Furthermore, the gravel quantitative weighing device for grinding wheel production further comprises an air cylinder support; the cylinder support is fixedly arranged on the support frame, and the cylinder is arranged on the cylinder support.

Furthermore, the gravel quantitative weighing device for grinding wheel production further comprises a weigher bracket, wherein one end of the weigher bracket is mounted on the supporting column, and the other end of the weigher bracket is provided with a weigher.

Furthermore, the gravel quantitative weighing device for grinding wheel production further comprises a gate valve support, wherein one end of the gate valve support is installed on the supporting column, and the other end of the gate valve support is provided with a pneumatic gate valve.

Furthermore, the gravel quantitative weighing device for grinding wheel production further comprises a storage bin support, wherein one end of the storage bin support is mounted on the support column, and the other end of the storage bin support is connected with the storage bin.

Furthermore, the operation panel is provided with an operation interface, a control module and a storage module.

As the common knowledge in the field, the operation console used in the scheme and the operation control, data storage and the like of each device connected with the operation console belong to mature singlechip technologies, can be easily purchased from the market, and can be used after being simply debugged.

Compared with the prior art, the invention has the advantages that:

1. the invention can quantitatively weigh raw materials when the grinding wheel is prepared and the raw materials are put into a die; the material containing barrel is brought to a weighing device by a rotating shaft, the weight of the raw materials is weighed on the weighing device, the material containing barrel is brought to a discharging point by the rotating shaft, and the weighed raw materials in the material containing barrel are discharged; the weighing device accurately measures the weight required by the raw materials, so that the loss of the raw materials can be reduced, and the quality of the prepared grinding wheel can be improved; the invention can effectively overcome the problem of manual weighing, reduce the production labor amount, improve the working efficiency and improve the quality of the grinding wheel.

2. The bottom of the charging barrel is provided with a sealing cover, the sealing cover comprises an electromagnet and a sealing plate, the sealing plate is hinged to the electromagnet, and a torsion spring is further arranged between the electromagnet and the sealing plate; the electromagnet is electrified to generate magnetism, and when the electromagnet is powered off, the magnetism is lost, so that automatic unloading can be conveniently realized; the torsion spring can prevent the sealing plate from swinging too much when unloading is carried out, the sealing plate is inclined by 20 degrees to 60 degrees relative to the bottom surface of the electromagnet under the supporting action of the torsion spring, raw materials in the material containing barrel can be conveniently discharged outwards from the bottom, the sealing plate can be conveniently pulled and buckled at the outlet of the material containing barrel in time after the electromagnet is electrified, and the bottom of the material containing barrel is sealed

3. The invention conveys the raw materials through the conveying belt, not only can realize automatic conveying, but also is beneficial to the inspection of the raw materials in the conveying process.

Drawings

In order to more clearly illustrate the detailed description of the invention or the technical solutions in the prior art, the drawings that are needed in the detailed description of the invention or the prior art will be briefly described below. Throughout the drawings, like elements or portions are generally identified by like reference numerals. In the drawings, elements or portions are not necessarily drawn to scale.

FIG. 1 is a schematic structural view of a gravel quantitative weighing device for grinding wheel production according to the present invention;

FIG. 2 is a schematic view of the connection between the rotating shaft and each component according to the present invention;

FIG. 3 is a schematic view of the connection structure of the material containing sleeve and each part;

FIG. 4 is a schematic view of the closure on the cartridge of FIG. 3;

FIG. 5 is a schematic view of the closure in an expanded configuration;

names and serial numbers of the components in the figure: 1-support platform, 2-support column, 3-weigher support, 4-weigher, 5-gate valve support, 6-pneumatic gate valve, 7-charging barrel support, 8-storage bin, 9-cylinder, 10-cylinder support, 11-support frame, 12-rotating shaft, 13-driving roller, 14-conveying belt, 15-driven roller, 16-grinding wheel mold, 17-conveying belt support, 18-driving motor, 19-driving wheel, 20-control module, 21-storage module, 22-operation interface, 23-operation platform, 24-driven wheel, 25-belt, 26-support, 27-discharge positioner, 28-rotating driving motor, 29-weighing positioner, 30-sliding support, 301-dovetail groove, 31-receiving positioner, 32-charging barrel bracket, 321-hoop sleeve, 322-supporting rod, 323-empennage, 33-charging barrel, 331-electromagnet, 332-sealing plate, 333-lug, 334-pin shaft, 335-arc lug, 336-torsion spring and 34-lug boss.

Detailed Description

In order to make the technical solutions in the present application better understood, the technical solutions of the present invention will be clearly and completely described below with reference to the accompanying drawings and embodiments, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and all other embodiments obtained by a person of ordinary skill in the art without making creative efforts based on the embodiments in the present application shall fall within the protection scope of the present application.

As shown in fig. 1-5, a gravel quantitative weighing device for grinding wheel production comprises a supporting platform 1; the supporting column 2 is arranged on the supporting platform 1; the weighing device 4 is mounted on the supporting column 2; the storage bin 8 is arranged on the supporting column 2 and is arranged at the top of the weighing device 4, and a pneumatic gate valve 6 is arranged at the outlet of the storage bin 8; a rotary driving motor 28, wherein the rotary driving motor 28 is arranged on the supporting platform 1 and is provided with a rotating shaft 12; a cartridge 33, the cartridge 33 being provided to the rotary shaft 12; the cylinder 9 is connected with the material containing barrel 33 and used for driving the material containing barrel 33 to ascend and descend; the operation platform 23, the operation platform 23 is arranged on the supporting platform 1; a weighing positioner 29, wherein the weighing positioner 29 is arranged on the weighing device 4; a receiving positioner 31, wherein the receiving positioner 31 is arranged on the material containing barrel 33; the unloading positioner 27 is arranged on the supporting platform; wherein the operation table is electrically connected with the weighing positioner 29, the receiving positioner 31, the discharging positioner 27, the pneumatic gate valve, the weighing device 4 and the air cylinder 9; the receiving positioner 31 is in information interaction with the weighing positioner 29 and the discharging positioner 27.

The specific working mode is as follows:

starting each electric drive device on the operation table 23; the rotary driving motor 28 is started to drive the rotary shaft 12 to rotate, the rotary shaft 12 drives the material containing barrel 33 arranged on the rotary shaft 12 to rotate to the weighing device 4, the receiving positioner 31 on the material containing barrel 33 receives a signal sent by the weighing positioner 29 on the weighing device 4, the receiving positioner 31 immediately sends a control signal instruction to the operation platform 23, and the operation platform 23 controls the rotary driving motor 28 to stop according to the control signal instruction; meanwhile, the cylinder 9 is controlled to be started to drive the material containing barrel 33 to fall to the top surface of the weighing device 4, the cylinder 9 moves to a set stroke and stops, the weighing device 4 is extruded by the material containing barrel 33 and immediately generates a control signal instruction to the operating platform 23, the operating platform 23 sends a control instruction to the pneumatic gate valve 6 according to the control signal instruction, the pneumatic gate valve 6 is started and opened, and raw materials fall into the material containing barrel 33 from the storage bin 8; when the weighing value on the weighing device 4 reaches the set value, the weighing device 4 immediately sends a control signal instruction to the operating platform 23, the operating platform 23 controls the pneumatic gate valve 6 to close according to the control signal instruction, and the raw materials stop being discharged from the storage bin 8; meanwhile, the operation table 23 controls the cylinder 9 to start, the cylinder 9 lifts the material containing barrel 33, the rotary driving motor 28 starts to rotate, the rotary shaft 12 is driven to rotate, the rotary shaft 12 drives the material containing barrel 33 to rotate to the discharging positioner 27, a control instruction is generated to the operation table 23 immediately after the positioner 31 receives a signal of the discharging positioner 27, and the operation table 23 controls the rotary driving motor 28 to stop according to the control instruction, so that the material containing barrel 33 can be discharged.

The operation table 23 is provided with a discharging time value, when the discharging consumed time reaches a set value, the operation table 23 controls the rotary driving motor 28 to be started, the rotary driving motor 28 drives the rotary shaft 12 to rotate, the rotary shaft 12 brings the material containing barrel 33 to the weighing device 4, and the previous operations are repeated.

In some embodiments, a conveying device is additionally arranged, so that the conveying device can convey the grinding wheel mold; the conveying device comprises a conveyor belt bracket 17, wherein the conveyor belt bracket 17 is provided with a driving roller 13 and a driven roller 15; the conveying belt 14 is mounted on the driving roller 13 and the driven roller 15 in a transmission way; and the driving motor 18, the driving motor 18 is installed at the bottom of the conveyer belt bracket 17 and is in transmission connection with the driving roller 13.

A driven wheel 24 is arranged on a rotating shaft of the driving roller 13, a driving wheel 19 is arranged on a rotating shaft of the driving motor 18, and the driving wheel 19 is in transmission connection with the driven wheel 24 through a belt 25; the driven wheel 24 drives the driving roller 13 to rotate, and then drives the conveying belt 14 to transmit on the driving roller 13 and the driven roller 15, so as to convey the original material into the grinding wheel die 16.

The conveyor belt support 17 is fitted with a support 26 for mounting a discharge positioner 27.

In order to realize self-discharging of the material containing barrel 33, the material containing barrel 33 is provided with a discharging part; the discharging piece comprises an electromagnet 331, the electromagnet 331 surrounds the outer side of the circumferential bottom of the material containing barrel 33, and after the electromagnet 331 is electrified, the bottom surface generates magnetism; a closing plate 332, wherein the closing plate 332 is hinged to the electromagnet 331; and a torsion spring 336 having a first torsion leg disposed on the electromagnet 331 and a second torsion leg extending obliquely downward with respect to the first torsion leg to the bottom of the sealing plate 332.

The electromagnet 331 is controlled by the console 23, and the specific working mode of power-on and power-off is as follows:

the receiving positioner 31 on the material containing barrel 33 rotates to the discharging positioner 27, receives the signal transmitted by the discharging positioner 27, receives the control signal instruction generated by the positioner 31 to the operation platform 23, the operation platform 23 controls the rotary driving motor 28 to stop rotating according to the control signal instruction, controls the electromagnet 331 to be powered off, controls the sealing plate 332 to lose the magnetic force action of the electromagnet 331, pushes the sealing plate 332 downwards under the action of the self gravity of the raw material in the material containing barrel 33, the sealing plate 332 is separated from the outlet of the material containing barrel 33, and the raw material is discharged outwards from the material containing barrel 33;

the operation table 23 sets a discharge time, which is set with a time taken for discharging when the material containing barrel 33 is full of the raw material as a minimum time;

when the discharging time reaches the discharging time set value, the operation panel 23 controls the rotary driving motor 28 to start rotating, the electromagnet 331 is electrified, the electromagnet 331 lifts the sealing plate 332 upwards through magnetic force and covers the outlet of the material containing barrel 33 in a buckling manner; the rotary driving motor 28 drives the rotary shaft 12 to rotate, the rotary shaft 12 drives the material containing barrel 33 to enter the weighing and loading of the next process, and the process is repeated in a circulating way;

an included angle between the first torsion leg and the second torsion leg of the torsion spring 336 is 110 degrees to 150 degrees, and a common included angle is 110 degrees, 120 degrees or 150 degrees and the like; the second twisting leg extends to the bottom of the sealing plate 332 and is inclined relative to the bottom surface of the sealing plate 332 in a closed state, so that the sealing plate 332 can be favorably separated from the outlet of the material containing barrel 33, the excessive deviation angle is avoided, and the sealing plate 332 can be timely pulled upwards to be covered on the outlet of the material containing barrel 33 when the electromagnet 331 is electrified again.

As shown in fig. 1 to 3, in order to facilitate the control of the raising and lowering of the cartridge 33, the cartridge is raised in order to disengage the weigher; the descending of the material containing barrel is to quantitatively weigh the raw materials in the material containing barrel through a weighing device;

in some embodiments, the mounting support bracket 11, the sliding bracket 30, the boss 34, and the cartridge holder 32 are added; one end of the support frame 11 is fixedly arranged on the rotating shaft 12, and the other end of the support frame is connected with the sliding support 30; the sliding bracket 30 is connected with one end of the material containing barrel bracket 32 in a sliding way; at least two of the bosses 34 are circumferentially distributed on the outer side surface of the material containing barrel 33; the other end of the cartridge holder 32 is mounted to the boss 34.

The specific working mode is as follows:

weighing: the rotating shaft 12 drives the material containing barrel 33 to rotate to the weighing device 4, the weighing positioner 29 on the weighing device 4 generates a signal to the receiving positioner 31, the receiving positioner 31 receives the signal and generates a control signal instruction to the operating platform 23, the operating platform 23 controls the rotary driving motor 28 to stop according to the control signal instruction, the air cylinder 9 is started to push the material containing barrel support 32 downwards, the material containing barrel support 32 moves downwards for a certain distance along the sliding support 30, the material containing barrel support 32 is separated from the boss 34, the material containing barrel 33 falls to the top surface of the weighing device 4, the weighing device 4 sends a signal instruction to the operating platform 23, the operating platform 23 controls the pneumatic gate valve 6 to open according to the signal instruction, the raw material is discharged from the material storage bin 8 to the material containing barrel 33, after the weighing value of the weighing device 4 reaches a set value, a weighing ending signal instruction is sent to the operating platform 23, the operating platform 23 controls the pneumatic gate valve 6 to close immediately, the cylinder 9 drives the material containing barrel bracket 30 to move upwards along the sliding bracket 32, and the supporting boss 34 lifts the material containing barrel 33; at this time, the weighing device 4 sends a signal instruction to the console 23, the console 23 starts the rotation driving motor 28 according to the signal instruction to drive the rotation shaft 12 to rotate, and the rotation shaft 12 drives the material containing barrel 33 to rotate to a discharging point.

The upward moving stroke and the downward moving stroke of the air cylinder 9 are adjusted in advance, the material containing barrel 33 is arranged on the top surface of the weighing device 4, and the top surface of the material containing barrel bracket 32 is just contacted with the bottom surface of the boss 34, so that the upward moving stroke and the downward moving stroke of the air cylinder 9 are adjusted and controlled.

The distance of the upward stroke for lifting the bottom surface of the charging barrel 30 from the top surface of the weighing device 4 is 3cm, and the distance of the stroke of the piston rod of the air cylinder 9 at the moment is taken as the upward stroke.

The downward movement stroke is 3cm from the bottom surface of the boss 34 of the top surface of the cartridge holder 32, and the distance of the stroke of the piston rod of the air cylinder 9 at this time is taken as the downward movement stroke.

In some embodiments, as shown in fig. 3, the sliding bracket 30 and the cartridge holder 32 are slidably connected using a dovetail fit; the material containing barrel bracket 32 comprises a hoop 321, a support rod 322 and a tail wing 323; the hoop sleeve 321 is sleeved on the material containing barrel 33, one end of the supporting rod 322 is connected with the hoop sleeve 321, the other end of the supporting rod 322 is connected with one end of the supporting rod 322, and the other end of the supporting rod 322 is provided with a tail wing 323; the sliding support 30 is provided with a dovetail groove 301; the dovetail groove 301 and the tail wing 323 are matched with each other and slidably mounted.

As shown in fig. 1, a cylinder bracket 10 is added for facilitating the installation of the cylinder 9; the cylinder support 10 is fixedly installed on the support frame 30, and the cylinder 9 is installed on the cylinder support 10. The cylinder 9 is fixed on the cylinder bracket 10, and can be beneficial to the cylinder 9 to pull the material containing barrel bracket 32 up and down.

As shown in figure 1, in order to facilitate the installation of the weigher, a weigher bracket 3 is additionally installed, one end of the weigher bracket 3 is installed on the supporting column 2, and the other end of the weigher bracket 3 is provided with a weigher 4.

As shown in fig. 1, in order to further include a gate valve holder 5, one end of the gate valve holder 5 is mounted to the support pillar 2, and the other end thereof is mounted with a pneumatic gate valve 6.

As shown in fig. 1, in order to facilitate installation of the storage bin, a storage bin support 7 is additionally installed, one end of the storage bin support 7 is installed on the support pillar 2, and the other end of the storage bin support 7 is connected with a storage bin 8.

As shown in fig. 1, the console 23 is provided with an operation interface 22, a control module 20 and a storage module 21. The operation interface 22 can display the original name of the weighing, and information can be input on the operation interface 22; the control module 20 acts as a central control; the storage module is used for storing and reading information.

The operation interface 22, the control module 20 and the storage module 21 are electrically connected in pairs, and data signals between the operation interface 22, the control module 20 and the storage module are interacted in real time.

The scale 4 reads the data information in the memory module 21 for determining the weight of the material to be weighed.

The pneumatic gate valve 6, the air cylinder 9, the discharging positioner 27, the rotary driving motor 28, the weighing device 4, the weighing positioner 29, the receiving positioner 31 and the electromagnet 331 are all electrically connected with the control module 20, so that real-time interaction of data signals is realized.

The control module 20 gives corresponding operation control commands to the corresponding pneumatic gate valve 6, the cylinder 9, or the rotary drive motor 28, respectively, based on the received signals.

It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications therefrom are intended to be within the scope of the invention.