阅读说明：本技术 一种可自除菌的美耐皿制品生产设备及其生产工艺 (Melamine product production equipment capable of self-sterilizing and production process thereof ) 是由 刘威 于 2021-07-19 设计创作，主要内容包括：本发明提供一种可自除菌的美耐皿制品生产设备及其生产工艺,涉及美耐皿制品生产领域,本发明包括精磨箱；所述精磨箱内对称布置有翻面组件和固定组件,翻面组件和固定组件于精磨箱内转动连接,且翻面组件和固定组件之间相滚动接触,用于翻面并转接美耐皿；所述精磨箱外侧以对称布置设有两个电机,两个电机于精磨箱处固定,且两个电机与翻面组件和固定组件一一对应,用于驱动翻面组件和固定组件至精磨箱内转动；经由转动、转运翻转、再转动来完成整个精磨过程,并且精磨中各个美耐皿不相干涉,极大的解决传统搅拌式精磨处理中,因美耐皿相互碰击,所导致的美耐皿破损问题。(The invention provides a melamine product production device capable of self-sterilizing and a production process thereof, relating to the production field of melamine products and comprising a fine grinding box; the turning-over component and the fixing component are symmetrically arranged in the fine grinding box, are rotatably connected in the fine grinding box and are in rolling contact with each other, and are used for turning over and connecting melamine; the two motors are symmetrically arranged on the outer side of the fine grinding box and fixed at the fine grinding box, and the two motors correspond to the turnover assembly and the fixing assembly one by one and are used for driving the turnover assembly and the fixing assembly to rotate in the fine grinding box; the whole fine grinding process is completed through rotation, transferring, overturning and rotation, and in the fine grinding, the melamine is not interfered, so that the problem that the melamine is damaged due to mutual collision of the melamine in the traditional stirring type fine grinding treatment is solved greatly.)

1. The utility model provides a can be from meinai ware goods production facility of degerming which characterized in that: comprises a fine grinding box (5);

the turning-over component (2) and the fixing component (4) are symmetrically arranged in the fine grinding box (5), the turning-over component (2) and the fixing component (4) are rotatably connected in the fine grinding box (5), and the turning-over component (2) and the fixing component (4) are in rolling contact with each other and are used for turning over and connecting melamine;

the two motors (1) are symmetrically arranged on the outer side of the fine grinding box (5), the two motors (1) are fixed at the fine grinding box (5), and the two motors (1) correspond to the turn-over component (2) and the fixing component (4) one by one and are used for driving the turn-over component (2) and the fixing component (4) to rotate in the fine grinding box (5);

a suction and discharge pump (6) is arranged on the outer side of the fine grinding box (5) at the opposite position of the motor (1), and the suction and discharge pump (6) is connected with the fixed component (4) and is used for generating negative pressure in the fixed component (4);

turn-over subassembly (2) top and fixed subassembly (4) below are equipped with two spray tubes (7) in finish grinding case (5), suction pump (6) department is established and is inserted and is equipped with two pipes (3), and two pipes (3) and two spray tubes (7) one-to-one for carry the fine grinding granule.

2. The apparatus for producing self-sterilizable melamine product according to claim 1, wherein: the turning-over component (2) and the fixing component (4) rotate in opposite directions.

3. The apparatus for producing self-sterilizable melamine product according to claim 1, wherein: the fine grinding box is characterized in that through holes are formed in the end portions of the two sides of the fine grinding box (5), and gaps exist between the through holes and the turnover assembly (2) and the fixing assembly (4).

4. The apparatus for producing self-sterilizable melamine product according to claim 1, wherein: spray tube (7) include with turn-over subassembly (2) and fixed subassembly (4) radian looks adaptation arc and a plurality of shower nozzle, a plurality of shower nozzles are arranged with the equipartition and are met with the arc, the shower nozzle contracts in more refined case (5) inner wall.

5. The apparatus for producing self-sterilizable melamine product according to claim 1, wherein: the turnover assembly (2) comprises a turnover rotating wheel (21), the turnover rotating wheel (21) is arranged in the fine grinding box (5) and is rotatably connected with the fine grinding box (5), and the turnover rotating wheel (21) is connected with the motor (1) and is used for driving the turnover rotating wheel (21) to rotate in the fine grinding box (5); a plurality of turnover executing pieces (22) are arranged in the turnover rotating wheel (21) in an annular mode, and the turnover executing pieces (22) are in alternate contact with the fixing assembly (4) and are used for transferring and turning the melamine.

6. The apparatus for producing self-sterilizable melamine product according to claim 1, wherein: the fixed assembly (4) comprises a fixed rotating wheel (41), the fixed rotating wheel (41) is arranged in the fine grinding box (5) and is rotatably connected with the fine grinding box (5), and the fixed rotating wheel (41) is connected with the motor (1) and is used for driving the fixed rotating wheel (41) to rotate in the fine grinding box (5); the middle part of the fixed rotating wheel (41) is provided with a hollow cavity (42) which is not communicated, and the hollow cavity (42) is connected with the suction pump (6); a plurality of fixed executing parts (43) corresponding to the turning wheels (21) in number are annularly arranged in the fixed rotating wheel (41).

7. The apparatus for producing self-sterilizable melamine product according to claim 5, wherein: the turnover executing part (22) comprises a pressing cavity and an action cavity, and the pressing cavity and the action cavity are arranged in the turnover rotating wheel (21) in a V shape;

the pressing cavity is provided with an air bag (221) at the bottom, the outward end part of the air bag (221) is fixedly provided with a trigger rod (222) extending outwards compared with the turnover rotating wheel (21), a limit ring (224) is further arranged in the pressing cavity, the limit ring (224) is fixedly sleeved at the trigger rod (222), a spring (223) which is abutted against the turnover rotating wheel (21) is arranged on the outward side of the limit ring (224), and the spring (223) is sleeved at the trigger rod (222) and used for pulling the air bag (221) to perform a reset action;

a mounting cavity (226) communicated with the action cavity is arranged in the turnover rotating wheel (21) on the outward side of the action cavity, a pneumatic piece (228) is arranged in the action cavity, the pneumatic piece (228) comprises an air cylinder and an air rod, the air rod is inserted into the air cylinder in a sliding manner, and a sucking disc (225) is arranged at the outward end part of the air rod and used for sucking melamine; a counterweight ring (227) matched with the diameter of the action cavity is arranged at the air rod, and the counterweight ring (227) is fixedly sleeved at the air rod;

a high-pressure pipe (229) is arranged in the turnover rotating wheel (21), and two ends of the high-pressure pipe (229) respectively extend into the pressing cavity and the action cavity to be connected with the pneumatic piece (228) and the air bag (221).

8. The apparatus for producing self-sterilizable melamine product according to claim 7, wherein: one end of the spring (223) which is abutted against the turnover rotating wheel (21) is fixedly connected with the turnover rotating wheel (21), and the other end of the spring (223) is fixedly connected with the limiting ring (224).

9. The apparatus for producing self-sterilizable melamine product according to claim 6, wherein: the fixed executing part (43) comprises a suction and discharge channel (432) and a rod channel (437), the suction and discharge channel (432) and the rod channel (437) are arranged in the fixed rotating wheel (41) in a Y shape, wherein the inward end of the suction and discharge channel (432) is communicated with the cavity (42), and the outward end of the suction and discharge channel (432) is provided with an adsorption cavity (431) for adsorbing the melamine; the inward end of the rod channel (437) is connected with the suction and discharge channel (432), and the outward end of the rod channel (437) is provided with a trigger cavity (435);

be equipped with anticreep passageway (439) in fixed runner (41), anticreep passageway (439) is cut pole passageway (437) into two sections, anticreep passageway (439) endotheca is equipped with reset spring (433), and reset spring (433) endotheca is equipped with inserted bar (436), and inserted bar (436) extend to in pole passageway (437) than anticreep passageway (439) two-wayly, and inserted bar (436) outwards one end extend into in triggering chamber (435) than pole passageway (437), inserted bar (436) outside tip be fixed with contact (434), in anticreep passageway (439) towards triggering chamber (435) one side be equipped with clamping ring (438), clamping ring (438) cup joint fixed to inserted bar (436) department and offset with reset spring (433).

10. The process for producing a self-sterilizable melamine product production facility according to any one of claims 1 to 9, comprising the production steps of:

1) starting the motor and the suction pump to enable the fixed rotating wheel and the turnover rotating wheel to rotate oppositely in the fine grinding box;

2) during the rotation of the fixed rotating wheel, the melamine is placed into the fixed executing piece one by one from the through hole in sequence, so that during the fine grinding particles are sprayed out from the spray pipe, the outward surface of the melamine is subjected to air jet grinding treatment;

3) when the fixed executive component is contacted with the turnover executive component, the turnover executive component executes adsorption action into the fixed executive component to adsorb and turn over the melamine in the fixed executive component;

4) then, the turning-over rotating wheel rotates to perform air jet treatment on the surface of one side, which is in contact with the fixed executing piece, under the air jet of the jet pipe, so that the melamine is finely ground in all directions;

5) after the fine grinding, the melamine fixed at the turnover executing piece is subjected to pulling-out blanking treatment at the opposite through holes.

Technical Field

The invention relates to the field of production of melamine products, in particular to equipment and a process for producing melamine products capable of self-sterilizing.

Background

The fine grinding of product is the indispensable processing technology before the melamine ware leaves the factory in the melamine ware manufacturing, and this processing technology aims at contacting with the melamine ware through the fine grinding granule, carries out the fine grinding to the melamine ware surface and handles, makes its surface smooth burr-free, improves the impression and the use body of product and feels.

Stirring type fine grinding treatment is a treatment process commonly used in fine grinding treatment of melamine at present, and the treatment mode mainly places fine grinding particles and melamine in the same container so as to realize the fine grinding treatment of the melamine by relying on repeated friction of the fine grinding particles and the melamine during turning of the container.

Based on the problems of the stirring type fine grinding process in actual fine grinding, the fine grinding production equipment which is free from rubbing melamine and can perform all-dimensional fine grinding during fine grinding is required.

Disclosure of Invention

The invention aims to provide equipment and a process for producing a melamine product capable of self-sterilizing, so as to solve the technical problems.

In order to solve the technical problems, the invention adopts the following technical scheme:

the utility model provides a can be from meinai ware goods production facility of degerming which characterized in that: comprises a fine grinding box;

the turning-over component and the fixing component are symmetrically arranged in the fine grinding box, are rotatably connected in the fine grinding box and are in rolling contact with each other, and are used for turning over and connecting melamine;

the two motors are symmetrically arranged on the outer side of the fine grinding box and fixed at the fine grinding box, and the two motors correspond to the turnover assembly and the fixing assembly one by one and are used for driving the turnover assembly and the fixing assembly to rotate in the fine grinding box;

a suction and discharge pump is arranged at the opposite position of the motor outside the fine grinding box, is connected with the fixed assembly and is used for generating negative pressure in the fixed assembly;

two spray pipes are arranged above the turnover component and below the fixing component in the fine grinding box, two guide pipes are inserted at the suction and discharge pump, and the two guide pipes correspond to the two spray pipes one by one and are used for conveying fine grinding particles.

Preferably, the turning-over assembly and the fixing assembly rotate in opposite directions.

Preferably, the two side ends of the refining box are provided with through openings, and gaps exist among the through openings, the turnover assembly and the fixing assembly.

Preferably, the spray pipe includes with turn-over subassembly and fixed subassembly radian looks adaptation's arc pipe and a plurality of shower nozzle, a plurality of shower nozzles are connected with the arc pipe with the partition arrangement, the shower nozzle is more accurate incasement wall internal contraction.

Preferably, the turnover assembly comprises a turnover rotating wheel, the turnover rotating wheel is arranged in the fine grinding box and is rotatably connected with the fine grinding box, and the turnover rotating wheel is connected with a motor and is used for driving the turnover rotating wheel to rotate in the fine grinding box; a plurality of turnover executing pieces are arranged in the turnover rotating wheel in an annular mode and are in alternate contact with the fixing assembly, and the turnover rotating wheel is used for transferring and turning the melamine.

Preferably, the fixed assembly comprises a fixed rotating wheel, the fixed rotating wheel is arranged in the fine grinding box and is rotatably connected with the fine grinding box, and the fixed rotating wheel is connected with a motor and is used for driving the fixed rotating wheel to rotate in the fine grinding box; the middle part of the fixed rotating wheel is provided with a hollow cavity which is not communicated with the fixed rotating wheel, and the hollow cavity is connected with a suction pump; and a plurality of fixed executing pieces corresponding to the turning-over rotating wheels in number are annularly arranged in the fixed rotating wheels.

Preferably, the turnover executing part comprises a pressing cavity and an action cavity, and the pressing cavity and the action cavity are arranged in the turnover rotating wheel in a V-shaped manner;

the pressing cavity is internally provided with a limiting ring, the limiting ring is fixedly sleeved at the position of the triggering rod, a spring which is abutted against the turnover rotating wheel is arranged on one outward side of the limiting ring, and the spring is sleeved at the position of the triggering rod and used for pulling the air bag to perform reset action;

a placing cavity communicated with the action cavity is arranged in the turnover rotating wheel on the outward side of the action cavity, a pneumatic piece is arranged in the action cavity and comprises an air cylinder and an air rod, the air rod is inserted into the air cylinder in a sliding manner, and a sucking disc is arranged at the outward end part of the air rod and used for adsorbing melamine; the balance weight ring matched with the diameter of the action cavity is arranged at the air rod and is fixedly sleeved at the air rod;

and a high-pressure pipe is arranged in the turnover rotating wheel, and two ends of the high-pressure pipe respectively extend into the pressing cavity and the action cavity to be connected with the pneumatic piece and the air bag.

Preferably, one end of the spring, which is abutted against the turnover rotating wheel, is fixedly connected with the turnover rotating wheel, and the other end of the spring is fixedly connected with the limiting ring.

Preferably, the fixed executing part comprises an absorbing and discharging channel and a rod channel, the absorbing and discharging channel and the rod channel are arranged in the fixed rotating wheel in a Y shape, the inward end of the absorbing and discharging channel is communicated with the cavity, and the outward end of the absorbing and discharging channel is provided with an absorbing cavity for absorbing the melamine; the inward end of the rod channel is connected with the suction and discharge channel, and the outward end of the rod channel is provided with a trigger cavity;

be equipped with the anticreep passageway in the fixed runner, the anticreep passageway cuts the pole passageway into two sections, the anticreep passageway endotheca is equipped with reset spring, and the reset spring endotheca is equipped with the inserted bar, and the inserted bar is in the two-way extension of anticreep passageway to the pole passageway, and the inserted bar one end outwards stretches into the trigger intracavity than the pole passageway, the inserted bar tip fixing has the contact outwards, it is equipped with the clamping ring to trigger chamber one side towards in the anticreep passageway, and the clamping ring cup joints fixedly to the inserted bar department with reset spring inconsistent.

A production process of melamine product production equipment capable of self-sterilizing is characterized by comprising the following production steps:

1) starting the motor and the suction pump to enable the fixed rotating wheel and the turnover rotating wheel to rotate oppositely in the fine grinding box;

2) during the rotation of the fixed rotating wheel, the melamine is placed into the fixed executing piece one by one from the through hole in sequence, so that the melamine is subjected to air jet polishing treatment on the outward surface of the melamine in fine abrasive particles sprayed by the spray pipe;

3) when the fixed executive component is contacted with the turnover executive component, the turnover executive component executes adsorption action into the fixed executive component to adsorb and turn over the melamine in the fixed executive component;

4) then, the turning-over rotating wheel rotates to perform air jet treatment on the surface of one side, which is in contact with the fixed executing piece, under the air jet of the jet pipe, so that the melamine is finely ground in all directions;

5) after the fine grinding, the melamine fixed at the turnover executing piece is subjected to pulling-out blanking treatment at the opposite through holes.

The invention has the beneficial effects that:

1. in the invention, the fixing component and the turning component are a set of adaptive combined mechanism, the mechanism aims at performing all-round fine grinding treatment on bowl-shaped, disc-shaped and plane-regular melamine, and regarding all-round fine grinding, the melamine is mainly adsorbed and fixed by the fixing component, so that during the rotation of the fixing component, the surface of the melamine on the outward side is subjected to air-jet polishing on the basis of a spray pipe, and in the contact of the fixing component and the turning component, the melamine is transferred and overturned into the turning component, and then, the outward side of the melamine is subjected to air-jet polishing on the basis of the spray pipe arranged at the turning component, so that all-round and non-covering polishing treatment is realized.

2. In the invention, the fixing component and the turnover component are mutually matched pipeline mechanisms, namely, melamine is placed at the fixing component, the whole fine grinding process is completed through rotation, transferring turnover and rotation, and in the fine grinding process, the melamine does not interfere with each other, thus greatly solving the problem of breakage of the melamine caused by mutual collision of the melamine in the traditional stirring type fine grinding process.

Drawings

FIG. 1 is a schematic rear view of a self-degerming melamine product manufacturing apparatus according to the present invention;

FIG. 2 is a schematic front view of the present invention;

FIG. 3 is a rear sectional view of the present invention and a schematic layout of the nozzle;

FIG. 4 is a schematic cross-sectional view of a fixing member and a turn-over member according to the present invention;

FIG. 5 is a schematic structural view of a turn-over actuator according to the present invention;

FIG. 6 is a schematic structural view of a fixed actuator of the present invention;

FIG. 7 is a schematic structural view of the flip actuator of the present invention in contact with the fixed actuator;

reference numerals: 1. a motor; 2. a turn-over assembly; 3. a conduit; 4. a fixing assembly; 5. a fine grinding box; 6. a suction pump; 7. a nozzle; 21. turning over the rotating wheel; 22. turning over the executive component; 41. fixing the rotating wheel; 42. a cavity; 43. fixing the executive component; 221. an air bag; 222. a trigger lever; 223. a spring; 224. a limiting ring; 225. a suction cup; 226. a placement cavity; 227. a counterweight ring; 228. a pneumatic member; 229. a high pressure pipe; 431. an adsorption chamber; 432. a suction channel; 433. a return spring; 434. a contact; 435. a trigger chamber; 436. inserting a rod; 437. a rod channel; 438. pressing a ring; 439. the anticreep passageway.

Detailed Description

In order to make the technical means, the original characteristics, the achieved purposes and the effects of the invention easily understood, the invention is further described below with reference to the specific embodiments and the attached drawings, but the following embodiments are only the preferred embodiments of the invention, and not all embodiments. Based on the embodiments in the implementation, other embodiments obtained by those skilled in the art without any creative efforts belong to the protection scope of the present invention.

Specific embodiments of the present invention are described below with reference to the accompanying drawings.

When the device is specifically implemented, the turning-over component 2 and the fixing component 4 which are symmetrically arranged in the fine grinding box 5 are rotationally connected in the fine grinding box 5, the turning-over component 2 and the fixing component 4 are in rolling contact with each other, and the two motors 1 of the two motors 1 which are symmetrically arranged on the outer side of the fine grinding box 5 correspond to the turning-over component 2 and the fixing component 4 one by one and are used for driving the turning-over component 2 and the fixing component 4 to rotate in the fine grinding box 5.

The suction and discharge pump 6 is arranged at the opposite position of the motor 1 outside the fine grinding box 5, is connected with the fixed component 4 and is used for generating negative pressure in the fixed component 4; two spray pipes 7 arranged in the fine grinding box 5 above the turn-over component 2 and below the fixed component 4 correspond to the two inserted guide pipes 3 at the suction and discharge pump 6 one by one.

As shown in fig. 1-3, the fixing component 4 and the turning component 2 are a set of adaptive combined mechanism, the mechanism aims to implement all-round fine grinding treatment on bowl-shaped, disc-shaped and plane-regular melamine, and regarding all-round fine grinding, the melamine is mainly adsorbed and fixed by the fixing component 4, so that during the rotation of the fixing component 4, the surface of the melamine on one outward side is subjected to air-jet polishing by the spray pipe 7, and in the contact of the fixing component 4 and the turning component 2, the melamine is transferred and turned into the turning component 2, and then, the outward side of the melamine is subjected to air-jet polishing by the spray pipe 7 arranged at the turning component 2, so that all-round and non-covering polishing treatment is realized.

Air jet polishing fine abrasive grains are injected into the guide duct 3 by the blast air flow generated by the suction and discharge pump 6 to perform a fine grinding process on melamine fixed to the turn-over assembly 2 and the fixing assembly 4 during the ejection of the nozzle 7 outward.

The fixed component 4 relies on the negative pressure to adsorb the melamine ware, and the mechanism that provides of its negative pressure is the suction pump 6, promptly, produces the negative pressure in fixed component 4 through suction pump 6 for the melamine ware can be firmly adsorbed to fixed component 4 department under the negative pressure effect.

In the concrete implementation, the end parts of the two sides of the fine grinding box 5 are provided with through holes, and gaps exist among the through holes, the turnover assembly 2 and the fixing assembly 4.

As shown in fig. 3, the through holes at the two ends of the refining box 5 are the operation holes for manual loading and unloading, that is, the melamine is manually placed at the fixed component 4 from the through holes to implement the loading action on the melamine, and the melamine placed at the turnover component 2 is pulled out from the through holes at the opposite positions, that is, the unloading treatment after the fine grinding is performed on the melamine.

When the device is specifically implemented, the spray pipe 7 comprises an arc pipe and a plurality of spray heads, the arc pipe is matched with the turning assembly 2 and the fixed assembly 4 in radian, the spray heads are connected with the arc pipe in an equally-divided mode, and the inner walls of the spray heads of the fine grinding boxes 5 are retracted.

As shown in fig. 1-3, the arc-shaped pipe is matched with the turning assembly 2 and the fixed assembly 4 in radian, so that the plurality of spray heads can keep consistent distance with the turning assembly 2 and the fixed assembly 4 to the maximum extent, and the fine grinding effect during air spraying is improved.

In specific implementation, the turnover rotating wheel 21 is arranged in the fine grinding box 5 and is rotationally connected with the fine grinding box 5, and the turnover rotating wheel 21 is connected with the motor 1 and is used for driving the turnover rotating wheel 21 to rotate in the fine grinding box 5; a plurality of turnover executing pieces 22 are arranged in the turnover rotating wheel 21 in an annular arrangement, and the turnover executing pieces 22 are alternately contacted with the fixing component 4 and are used for transferring and turning the melamine.

As shown in fig. 1 to 4, the turnover actuator 22 is both a turnover mechanism and a fixed mechanism, that is, the turnover actuator 22 contacts with the fixed actuator 43, so that the surface of the melamine boat contacting with the fixed actuator 43 is exposed outwards when the melamine boat is adsorbed, and further, the surface exposed outwards is subjected to air jet refining treatment based on the nozzle 7 in subsequent turnover.

In specific implementation, the fixed rotating wheel 41 is arranged in the fine grinding box 5 and is rotatably connected with the fine grinding box 5, and the fixed rotating wheel 41 is connected with the motor 1 and used for driving the fixed rotating wheel 41 to rotate in the fine grinding box 5; the middle part of the fixed rotating wheel 41 is provided with a hollow cavity 42 which is not penetrated, and the hollow cavity 42 is connected with the suction pump 6; a plurality of fixed executing members 43 corresponding to the number of the turnover wheels 21 are arranged in a ring shape in the fixed wheel 41.

As shown in fig. 1-4, the fixing actuator 43 is used as a fixing mechanism, and the main purpose is firstly fixing and secondly transferring, wherein the fixing is based on the suction force generated by the suction and discharge pump 6, and the transferring is the process of moving the position of the melamine vessel when the motor 1 drives the fixing wheel 41 to rotate.

In specific implementation, the air bag 221 is installed at the bottom of the pressing cavity, the outward end of the air bag 221 is fixed with a trigger rod 222 extending outward from the turnover wheel 21, a limit ring 224 is further disposed in the pressing cavity, the limit ring 224 is sleeved and fixed to the trigger rod 222, a spring 223 abutting against the turnover wheel 21 is disposed on the outward side of the limit ring 224, and the spring 223 is sleeved to the trigger rod 222 and used for pulling the air bag 221 to perform a reset action.

A mounting cavity 226 communicated with the action cavity is arranged in the turnover rotating wheel 21 at the outward side of the action cavity, a pneumatic piece 228 is arranged in the action cavity, the pneumatic piece 228 comprises an air cylinder and an air rod, the air rod is inserted into the air cylinder in a sliding manner, and a sucking disc 225 is arranged at the outward end part of the air rod and used for sucking melamine; a counterweight ring 227 matched with the diameter of the action cavity is arranged at the air rod, and the counterweight ring 227 is fixedly sleeved at the air rod; a high-pressure pipe 229 is arranged in the turnover rotating wheel 21, and two ends of the high-pressure pipe 229 respectively extend into the pressing cavity and the action cavity to be connected with the pneumatic piece 228 and the air bag 221.

As shown in fig. 1-5, during the contact between the trigger bar 222 and the fixed executing member 43, the trigger bar 222 compresses the air bag 221 by the reverse force generated during the contact, and generates an air flow during the compression, and the air flow is guided into the pneumatic member 228 through the high-pressure pipe 229, so that the suction cup 225 connected to one end of the pneumatic member 228 extends into the fixed executing member 43, and sucks the melamine from the fixed executing member 43; after the trigger bar 222 is released from contact with the fixed executing piece 43, the air bag 221 is forcibly pulled to reset by the traction force generated by the spring 223, so that the melamine adsorbed by the suction cup 225 is placed in the placing cavity 226 to be subjected to fine grinding treatment by air jet.

As shown in fig. 1-5, the counterweight ring 227 is fixed at the air rod, and the fixing purpose of the counterweight ring is mainly based on gravity, so that the air cylinder and the air bag 221 are always in a tight state, and the problem of reduced smooth transferring degree of the melamine due to poor restoring force of the air rod after the air bag 221 is reset is solved.

In specific implementation, one end of the spring 223 abutting against the turning wheel 21 is fixedly connected with the turning wheel 21, and the other end of the spring 223 is fixedly connected with the limit ring 224.

As shown in fig. 1 to 5, both ends of the spring 223 are fixed to the turnover wheel 21 and the stopper ring 224, respectively, and the main purpose of the spring 223 is to store a pulling force by pulling the spring 223 to forcibly pull the airbag 221 to return to the inflated state.

In specific implementation, the suction and discharge channel 432 and the rod channel 437 are arranged in the fixed rotating wheel 41 in a Y shape, wherein the inward end of the suction and discharge channel 432 is communicated with the cavity 42, and the outward end of the suction and discharge channel 432 is provided with an adsorption cavity 431 for adsorbing melamine; the inward end of the rod channel 437 is connected with the suction channel 432, and the outward end of the rod channel 437 is provided with the trigger chamber 435.

As shown in fig. 1-7, when the trigger bar 222 extends into the trigger cavity 435 and contacts the contact 434, the insertion bar 436 connected to the contact 434 extends into the suction channel 432, i.e., blocks the suction channel 432, so as to inhibit the generation of negative pressure, so that the melamine can be easily pulled out from the suction cavity 431 when the suction cup 225 contacts the melamine can.

When the anti-dropping mechanism is specifically implemented, the anti-dropping channel 439 is arranged in the fixed rotating wheel 41, the rod channel 437 is cut into two sections by the anti-dropping channel 439, the return spring 433 is sleeved in the anti-dropping channel 439, the insert rod 436 is sleeved in the return spring 433, the insert rod 436 extends into the rod channel 437 in a two-way manner compared with the anti-dropping channel 439, the outward end of the insert rod 436 extends into the trigger cavity 435 through the rod channel 437, the outward end of the insert rod 436 is fixed with the contact 434, the inward side of the trigger cavity 435 of the anti-dropping channel 439 is provided with the press ring 438, and the press ring 438 is sleeved and fixed on the insert rod 436 and is abutted against the return spring 433.

As shown in fig. 1 to 7, the return spring 433 provided in the anti-separation passage 439 aims to release the contact 434 from contact with the trigger bar 222, and then the elastic force generated by the return spring 433 acts on the press ring 438, so that the plug rod 436 extending into the suction channel 432 is pulled out of the suction channel 432, thereby facilitating the subsequent melamine adsorption work.