CN113172834B

CN113172834B - Dustproof impurity removal device of tripper

Info

Publication number: CN113172834B
Application number: CN202110516425.8A
Authority: CN
Inventors: 肖育; 王青平; 叶群英
Original assignee: Taizhou Zhuoxin Plastics Co ltd
Current assignee: Taizhou Zhuoxin Plastics Co ltd
Priority date: 2021-05-12
Filing date: 2021-05-12
Publication date: 2023-05-12
Anticipated expiration: 2041-05-12
Also published as: CN113172834A

Abstract

The invention belongs to the technical field of material distribution equipment of injection molding machines, and particularly relates to a dustproof impurity removal device of a distributor. The problem that dust is accumulated on a workbench to influence the work of the distributor in the existing environment is solved. This dustproof impurity removal device of tripper, the tripper includes workstation and discharging pipe, and the discharging pipe is located the workstation top, its characterized in that, set up the passing hole on the workstation, the tripper is including the control mechanism of control discharging pipe and passing hole break-make, and dustproof impurity removal device is including the dust cover that has the appearance chamber, the dust cover is detained and is established on the workstation to with passing hole and control mechanism shade in holding the intracavity, establish the fan that can blow towards holding the intracavity on the workstation, set up on the workstation with hold chamber communicating air-out passageway or workstation side and dust cover between form the air-out passageway. The invention realizes the purpose of preventing dust accumulation on the workbench from affecting the work of the distributor.

Description

Dustproof impurity removal device of tripper

Technical Field

The invention belongs to the technical field of material distribution equipment of injection molding machines, and particularly relates to a dustproof impurity removal device of a distributor.

Background

In the injection and extrusion industries, a wide variety of plastic articles are typically produced in one facility, and multiple extruders or injection molding machines are placed in the same facility for making the plastic articles.

For example, our patent publication CN1194607a proposes an apparatus and a method for dispensing molten plastic polymers into molding machines, in which molten plastic polymers are dispensed into different molding machines by a dispenser, but which is capable of dispensing only one molten plastic polymer, that is, each molding machine is capable of simultaneously producing products of the same molten plastic polymer supply. In the operation process of the distributor, dust in the environment can be accumulated on the workbench, and the working state of the distributor is influenced, so that the problem of how to reduce the influence of the dust accumulation in the environment on the workbench to the distributor is a technical problem to be solved.

Disclosure of Invention

The invention aims at solving the problems in the prior art, and provides a dustproof impurity removing device of a distributor, which aims at solving the technical problems that: how to reduce dust accumulation in the environment on the workbench and influence the work of the distributor.

The aim of the invention can be achieved by the following technical scheme:

the utility model provides a dustproof impurity removal device of tripper, the tripper includes workstation and discharging pipe, and the discharging pipe is located the workstation top, its characterized in that, set up the passing hole on the workstation, the tripper includes the control mechanism of control discharging pipe and passing hole break-make, and dustproof impurity removal device is including the dust cover that has the appearance chamber, the dust cover is detained and is established on the workstation to with passing hole and control mechanism shade hold the intracavity, establish the fan that can blow towards holding the intracavity on the workstation, set up on the workstation with hold the communicating air-out passageway of chamber or workstation side and dust cover between form the air-out passageway.

This dust keeper's dust cover is detained and is established on the workstation, can block the dust scatter of environment to pile up on the workstation through the dust cover, in inhaling the dust cover with outside atmosphere through the fan, pressurizes the appearance chamber in the dust cover, and the air of malleation overflows from the air-out passageway, through making keep the malleation in the dust cover, further reduces the dust and gets into in the dust cover appearance chamber from the air-out passageway, prevents that the dust from piling up the work that influences the tripper on the workstation.

In the dustproof impurity removal device of the distributor, the workbench comprises a partition plate horizontally placed, the material passing holes are formed in the partition plate, a plurality of discharging pipes are arranged above the partition plate, the control mechanism comprises a first cylinder capable of enabling the feeding end of any discharging pipe to move to be communicated with the material passing holes, and the fan is located above the material passing holes and faces the material passing holes to discharge air. The distributor is provided with a plurality of discharging pipes which are respectively connected with different injection molding machines, the corresponding discharging pipes are pushed to a passing hole through a first cylinder according to the material requirement of the injection molding machines, negative pressure is generated in the discharging pipes through vacuum equipment on the injection molding machines, materials are sucked into the injection molding machines through the passing hole and conveyed to the injection molding machines, after the material requirement of the injection molding machines is met, the vacuum equipment in the injection molding machines stops working, the first cylinder resets the discharging pipes, and a station for butt joint with the passing hole is reserved so that other discharging pipes are butt-jointed with the passing hole; after the vacuum equipment of the injection molding machine stops working, the pressure in the discharge pipe is recovered, so that the residual materials in the discharge pipe fall back to the workbench, and as the selection of the materials is different when the injection molding machine produces different products, if the materials scattered on the workbench are different from the required materials, the material scattered on the workbench is sucked into the suction pipe when the next time the discharge pipe sucks the materials, so that the defect exists in the feeding quality of the distributor, a fan in the dustproof impurity removing device blows air out towards the material passing hole, air flows along the table surface of the workbench, blows the materials scattered on the table surface away from the material passing hole, and when the air quantity and the air pressure of the fan are large enough, the materials scattered on the workbench can be blown to the air outlet channel and blown down from the air outlet channel, so that the unnecessary materials are prevented from being sucked in when the material is sucked into the next time by the discharge pipe, and the feeding purity of the distributor is improved; the plurality of discharging pipes that set up in this tripper pass through the promotion of cylinder one can dock with the passing hole respectively, consequently, if pile up on the workstation has the dust, the discharging pipe also can inhale the dust when inhaling the material, influences the feed purity degree, through the setting of fan and dust cover in the dustproof edulcoration device of tripper, avoided piling up of dust on the workstation, promoted the feed quality of tripper.

In the dustproof impurity removing device of the distributor, the control mechanism comprises a plurality of first air cylinders, and the first air cylinders and the discharging pipes are distributed at intervals around the fan. The air cylinder I and the discharging pipe are arranged, so that the fan can blow air flow on the path of the air cylinder I pushing the discharging pipe, the material scattered on the workbench can be blown off more easily, and the feeding quality of the distributor is improved.

In the dustproof impurity removing device of the distributor, the bottom edge of the dustproof cover is positioned below the upper top surface of the partition plate. The dust cover bottom border is located the below of top surface on the baffle, makes the dust cover can be better prevent dust to the workstation, prevents that the dust from piling up on the workstation, promotes the feed quality of tripper.

In the dustproof impurity removing device of the distributor, a pipeline support is arranged on the partition plate, a supporting plate is arranged on the pipeline support, the fan is fixedly connected to the supporting plate, a plurality of hard pipe fittings are fixedly connected to the supporting plate, the hard pipe fittings are arranged around the fan at intervals, a plurality of matching holes are formed in the dust cover, one end of each hard pipe fitting is connected with the discharging pipe, and the other end of each hard pipe fitting penetrates through the corresponding matching hole and stretches out of the dust cover. The dust cover is matched with a plurality of hard pipe fittings to realize the positioning and mounting of the dust cover on the workbench, and the positioning and mounting of the discharging pipe are further facilitated by the arrangement of the hard pipe fittings.

In the dustproof impurity removing device of the distributor, a plurality of supporting pieces which are arranged around the fan at intervals are arranged on the supporting plate, the supporting pieces are provided with abutting surfaces which are horizontally arranged, the top wall of the dustproof cover abuts against the abutting surfaces, and the dustproof cover is fixedly connected with the supporting pieces.

In the dustproof impurity removing device of the distributor, the feeding end of the discharging pipe is connected with the first butt joint cylinder, and the bottom end of the first butt joint cylinder is provided with the first pressing plate which can be attached to the partition plate. Through the laminating of clamp plate one and baffle side on the butt joint section of thick bamboo one, the stability of negative pressure in discharging pipe and the passing hole prevents to break away from the delivery path and drop at the in-process of carrying the material, and then promotes the reliability that the material was carried.

In the dustproof impurity removing device of the distributor, the first mounting support is connected to the pushing end of the first cylinder, the second mounting support is fixedly connected to the first butt joint barrel, the first mounting support is provided with the first mounting groove for placing the second mounting support, the second mounting support can move in the first mounting groove in the vertical direction, the first mounting support is provided with the first guide hole in the vertical direction, and a first fastener penetrating through the first guide hole is arranged between the first mounting support and the second mounting support. The first butt joint section of thick bamboo links to each other with the cylinder through installing support one and installing support two, and the vertical setting of guiding hole one cooperates the setting of fastener one, makes installing support one can carry out the removal of vertical direction in installing groove one, when realizing installing support one and installing support two convenient assembling, gives installing support one sufficient adjustment space, makes the clamp plate on the first butt joint section of thick bamboo can laminate on the side of baffle, prevents to break away from the delivery path and drop at the in-process of carrying material, and then promotes the reliability that the material was carried.

In the dustproof impurity removing device of the distributor, the magnet is fixedly connected to the inner wall of the material passing hole, and the first pressing plate and the partition plate are made of metal materials which can be adsorbed by the magnet. When the first mounting support and the second mounting support are assembled, the first fastening piece is not required to be screwed down completely, the size of the opening of the first guide hole is controlled, a proper distance is kept between the first pressing plate and the partition plate, when the first butt-joint cylinder is pushed by the first air cylinder to move to the vicinity of the passing hole, the first butt-joint cylinder is subjected to the attraction force of the magnet, and is matched with the first guide hole, the first butt-joint cylinder moves along the vertical direction, the first pressing plate is automatically attracted on the partition plate, the stability of negative pressure in the discharge pipe and the passing hole is improved, the material is prevented from falling off a conveying path in the material conveying process, the reliability of material conveying is further improved, the first butt-joint cylinder is not tightly attached to the partition plate when not close to the magnet in the pushing process of the first air cylinder, friction between the first pressing plate and the partition plate is reduced, and abrasion between the first pressing plate and the partition plate is reduced.

Compared with the prior art, the dustproof impurity removal device of the distributor has the following advantages:

1. the dustproof impurity removal device of the distributor can effectively prevent dust from accumulating on the workbench and influence the feeding quality of the distributor.

2. The fan in the holding cavity blows the material scattered on the workbench to the air outlet channel and blows the material from the air outlet channel, so that the phenomenon that the unnecessary material is sucked by the backward discharging pipe when the material is sucked is avoided, and the feeding purity of the distributor is improved.

Drawings

Fig. 1 is a schematic perspective view of a dispenser.

Fig. 2 is a schematic cross-sectional view of the dispenser.

FIG. 3 is a top view of the discharge tube in the distributor not communicating with the pass through hole.

Fig. 4 is a schematic perspective view of the discharge pipe in the distributor communicated with the material passing hole.

FIG. 5 is a schematic perspective view of the feed tube and discharge tube.

Fig. 6 is a schematic diagram of a connection structure between the second cylinder and the second butt-joint cylinder.

Fig. 7 is a schematic sectional structure of the second embodiment.

Fig. 8 is a schematic perspective view of a piping bracket.

In the figure, 1, a workbench; 1a, a separator; 1a1, a material passing hole; 2. a discharge pipe; 3. a feed pipe; 4. a control mechanism; 4a, a first cylinder; 5. a dust cover; 5a, a cavity; 5b, a matching hole; 6. a blower; 7. an air outlet channel; 8. a pipeline bracket; 8a, a supporting plate; 8b, a hard pipe fitting; 8c, a support; 8c1, an abutment surface; 9. a butt joint barrel I; 9a, a first pressing plate; 10. a first mounting bracket; 10a, a first mounting groove; 10b, a first guide hole; 11. a second mounting bracket; 12. a first fastener; 13. a second butt joint cylinder; 13a, a second pressing plate; 14. a third mounting bracket; 14a, a second mounting groove; 14b, a second guide hole; 15. a mounting bracket IV; 16. a second fastener; 17. a second cylinder; 18. a magnet; 19. an air inlet pipe.

Detailed Description

The following are specific embodiments of the present invention and the technical solutions of the present invention will be further described with reference to the accompanying drawings, but the present invention is not limited to these embodiments.

Example 1

As shown in fig. 1 to 6, the distributor comprises a workbench 1, a plurality of feeding pipes 3 and a plurality of discharging pipes 2, wherein the workbench 1 is provided with a partition board 1a which is horizontally arranged, the discharging pipes 2 are positioned above the partition board 1a, and the feeding pipes 3 are positioned below the partition board 1 a. The partition plate 1a is provided with a material passing hole 1a1, and a plurality of discharging pipes 2 and a plurality of feeding pipes 3 are arranged at intervals around the material passing hole 1a 1. The top surface of the partition plate 1a is provided with a control mechanism 4 which can control the on-off of the feeding pipe 3 and the discharging pipe 2. The control mechanism 4 may adopt a plurality of cylinders or a plurality of hydraulic cylinders, in this embodiment, the control mechanism 4 includes a plurality of first cylinders 4a, the plurality of first cylinders 4a are all electrically connected with the controller, the controller may be a PLC or a single chip microcomputer, the plurality of first cylinders 4a are arranged around the material passing hole 1a1 at intervals, the plurality of first cylinders 4a are connected with the plurality of material discharging pipes 2 in a one-to-one correspondence, and the material feeding end of any material discharging pipe 2 is moved to be communicated with the material discharging end of the material passing hole 1a1 through the first cylinders 4a, or the material feeding end of any material discharging pipe 2 is disconnected from the material discharging end of the material passing hole 1a 1; the bottom surface of the partition plate 1a is provided with a plurality of second cylinders 17, the plurality of second cylinders 17 are electrically connected with a controller, the plurality of second cylinders 17 are arranged at intervals around the material passing holes 1a1, the plurality of second cylinders 17 are connected with the material feeding pipes 3 in a one-to-one correspondence manner, the material discharging end of any material feeding pipe 3 is communicated with the material feeding end of the material passing holes 1a1 through the second cylinders 17, or the material discharging end of any material feeding pipe 3 is disconnected from the material feeding end of the material passing holes 1a1, and the material feeding ends of the plurality of material feeding pipes 3 are respectively communicated with corresponding material storage barrels. When the discharging pipe 2 is communicated with the discharging end of the passing hole 1a1, the discharging end of one feeding pipe 3 of the plurality of feeding pipes 3 is connected with the feeding end of the passing hole 1a 1.

The distributor is used as follows, the feeding ends of a plurality of feeding pipes 3 of the distributor are respectively communicated with corresponding storage tanks, so that materials in the storage tanks can enter the feeding pipes 3; a plurality of injection molding machines are arranged in an injection molding workshop, each injection molding machine is provided with a vacuum material sucking device, each injection molding machine is connected with a discharging pipe 2 of at least one distributor, and the discharging pipes 2 generate suction through the vacuum device; the feeding pipe 3 and the discharging pipe 2 are respectively pushed to the passing hole 1a1 under the action of the first cylinder 4a and the second cylinder 17, the feeding pipe 3 is communicated with the discharging pipe 2 through the passing hole 1a1, materials are sucked out of the storage cylinder under the action of a vacuum device of the injection molding machine, and the sucked materials are conveyed to the corresponding injection molding machine through the feeding pipe 3, the passing hole 1a1 and the discharging pipe 2; if A, C and three injection molding machines D are provided, a No. 1 storage cylinder, a No. 2 storage cylinder, a No. 3 storage cylinder and a No. 4 storage cylinder are arranged, when the injection molding machine A needs the material in the No. 1 storage cylinder, a discharge pipe 2 connected to the No. 1 storage cylinder moves towards a material passing hole 1a1 through a second air cylinder 17, meanwhile, a first air cylinder 4a moves the discharge pipe 2 connected to the injection molding machine A towards the material passing hole 1a1, a feed pipe 3 is communicated with the discharge pipe 2 at the material passing hole 1a1, a negative pressure is formed at the feed pipe 3 and the discharge pipe 2 through a vacuum device of the injection molding machine to suck the material in the No. 1 storage cylinder to the injection molding machine A, when the injection molding machine A needs the material in the No. 2 storage cylinder, the second air cylinder 17 moves the feed pipe 3 connected to the No. 2 storage cylinder towards the material passing hole 1a1 direction, the injection molding machine A, the material in the No. 2 storage cylinders can be selectively used by the material distributor according to the requirements, and the injection molding machines A, the injection molding machine B and the injection molding machine C can selectively use the material in the No. 1, no. 2 storage cylinder and No. 4 storage cylinder according to the requirements; and the injection molding machine A, the injection molding machine B and the injection molding machine C can be fed by the No. 1, the No. 2, the No. 3 and the No. 4.

According to the material requirement of the injection molding machine, pushing the corresponding discharging pipe 2 to the position of the material passing hole 1a1 through the first cylinder 4a, generating negative pressure in the discharging pipe 2 through vacuum equipment on the injection molding machine, sucking the material conveyed by the feeding pipe 3 through the material passing hole 1a1 and conveying the material to the injection molding machine, stopping working of the vacuum equipment in the injection molding machine after the material requirement of the injection molding machine is met, resetting the discharging pipe 2 through the first cylinder 4a, and leaving a butt joint station with the material passing hole 1a1 so that other discharging pipes 2 are in butt joint with the material passing hole 1a 1; after the vacuum equipment of the injection molding machine stops working, the pressure in the discharge pipe 2 is recovered, so that the residual materials in the discharge pipe 2 fall back onto the workbench 1, and as the injection molding machine is different in material selection when producing different products, the materials scattered on the workbench 1 are different from the required materials, when the next time the discharge pipe 2 sucks the materials, the suction pipe sucks the non-required materials scattered on the workbench 1, dust accumulated on the partition plate 1a is sucked when the discharge pipe 2 conveys the materials, and the feeding quality of the distributor is defective, so that the dustproof impurity removing device of the distributor is required to prevent dust accumulated on the partition plate 1a, simultaneously prevent the non-required materials scattered on the partition plate 1a from being sucked, and ensure the purity and reliability of the distributor when supplying the materials.

As shown in fig. 1 to 6 and 8, the dustproof impurity removing device of the distributor comprises a dustproof cover 5 with a containing cavity 5a, wherein the dustproof cover 5 is buckled on the workbench 1, and a first cylinder 4a is positioned in the containing cavity 5a of the dustproof cover 5. Be equipped with the pipeline support 8 that is located holding chamber 5a on baffle 1a, have backup pad 8a on the pipeline support 8, fixedly connected with fan 6 on the backup pad 8a, be connected with air-supply line 19 on the air inlet end of fan 6, air-supply line 19 wears out dust cover 5 outside and outside atmosphere is led to, install filter equipment on air-supply line 19, be used for filtering the impurity of sending into the gas in holding chamber 5a, fan 6 is located over passing hole 1a1, fan 6 and the concentric setting of passing hole 1a1, consequently, a plurality of cylinder one 4a and a plurality of discharging pipe 2 are all around fan 6 interval distribution. The fan 6 is towards the air-out of the direction of the feed hole 1a1, the air-out direction is vertical to the partition board 1a, an air-out channel 7 is formed between the side edge of the workbench 1 and the dust cover 5 at intervals, and the bottom edge of the dust cover 5 is positioned below the upper top surface of the partition board 1 a. The dust cover 5 is buckled on the workbench 1, dust in the environment can be prevented from being scattered and accumulated on the workbench 1 through the dust cover 5, external air is sucked into the dust cover 5 through the fan 6, the containing cavity 5a in the dust cover 5 is pressurized, positive-pressure air overflows from the air outlet channel 7, positive pressure is kept in the dust cover 5, and the dust is further reduced from entering the containing cavity 5a of the dust cover 5 from the air outlet channel 7; the fan 6 in this dustproof impurity removal device is towards feed opening 1a1 air-out, and the air current flows along the mesa of workstation 1, blows off the material that scatters on workstation 1 mesa and passes feed opening 1a1, and when the amount of wind and the wind pressure of fan 6 are big enough, can blow the material that scatters on workstation 1 to air-out passageway 7 to blow off from air-out passageway 7, avoid discharging pipe 2 backward when inhaling the material, inhale the unnecessary material, promote the feed purity degree of tripper.

As shown in fig. 1, fig. 2 and fig. 8, a plurality of hard pipe fittings 8b are fixedly connected to the supporting plate 8a, the plurality of hard pipe fittings 8b are arranged at intervals around the fan 6, a plurality of matching holes 5b are formed in the dust cover 5, one end of each of the plurality of hard pipe fittings 8b penetrates through the corresponding matching holes 5b one by one and stretches out of the dust cover 5, the discharging pipe 2 is divided into two sections, one section of the discharging pipe 2 is communicated with the hard pipe fitting 8b stretching out of the dust cover 5, the other end of the discharging pipe 2 is communicated with the hard pipe fitting 8b located in the accommodating cavity 5a, a plurality of supporting pieces 8c which are arranged at intervals around the fan 6 are arranged on the supporting plate 8a, the supporting pieces 8c are L-shaped or I-shaped, a horizontally arranged abutting surface 8c1 arranged at the top of the supporting piece 8c is abutted against the abutting surface 8c1, and the top wall of the dust cover 5 is fixedly connected with the supporting pieces 8c through bolts and nuts or through the connection mode of clamping. The dust cover 5 is matched with a plurality of hard pipe fittings 8b to realize the positioning and installation of the dust cover 5 on the workbench 1, the positioning and installation of the discharging pipe 2 are further facilitated by the aid of the hard pipe fittings 8b, and the hard pipe fittings 8b can be made of steel or aluminum. Because the fan 6 continuously generates positive pressure in the accommodating cavity 5a, a sealing device is not arranged between the hard pipe fitting 8b and the matching hole 5b, and dust is prevented from entering the dust cover 5 by the positive pressure generated by the fan 6.

Specifically, as shown in fig. 2 to 6, a first butt joint cylinder 9 is connected to the feeding end of the discharging pipe 2, a first pressing plate 9a capable of being attached to the partition board 1a is arranged at the bottom end of the first butt joint cylinder 9, a second butt joint cylinder 13 is connected to the discharging end of the feeding pipe 3, and a second pressing plate 13a capable of being attached to the partition board 1a is arranged at the bottom end of the second butt joint cylinder 13. Through the laminating of clamp plate one 9a, clamp plate two 13a and baffle 1a side, promote the stability of negative pressure in inlet pipe 3, discharging pipe 2 and the passing hole 1a1, prevent to break away from the conveying path and drop at the in-process of conveying material, and then promote the reliability that the material was carried.

Further, as shown in fig. 2 to 6, a first mounting bracket 10 is connected to the pushing end of the first cylinder 4a, a second mounting bracket 11 is fixedly connected to the first butt-joint cylinder 9, a first mounting groove 10a for placing the second mounting bracket 11 is formed in the first mounting bracket 10, the second mounting bracket 11 can move in the first mounting groove 10a in the vertical direction, a first guide hole 10b is formed in the first mounting bracket 10 in the vertical direction, and a first fastening member 12 penetrating through the first guide hole 10b is arranged between the first mounting bracket 10 and the second mounting bracket 11. The pushing end of the second air cylinder 17 is connected with a third mounting bracket 14, the second butt joint cylinder 13 is fixedly connected with a fourth mounting bracket 15, the third mounting bracket 14 is provided with a second mounting groove 14a for placing the fourth mounting bracket 15, the fourth mounting bracket 15 can move in the second mounting groove 14a along the vertical direction, the third mounting bracket 14 is provided with a second guide hole 14b along the vertical direction, and a second fastener 16 penetrating through the second guide hole 14b is arranged between the third mounting bracket 14 and the fourth mounting bracket 15. The first guide hole 10b and the second guide hole 14b are all oval holes. Both fastener one 12 and fastener two 16 may be threaded with bolts and nuts, or threaded studs and nuts.

As shown in fig. 2 to 6, the first butt-joint cylinder 9 is connected with the first cylinder 4a through the first mounting bracket 10 and the second mounting bracket 11, the vertical arrangement of the first guide hole 10b is matched with the arrangement of the first fastening piece 12, so that the first mounting bracket 10 can move in the first mounting groove 10a in the vertical direction, the first mounting bracket 10 and the second mounting bracket 11 are convenient to assemble, meanwhile, a sufficient adjustment space is provided for the first mounting bracket 10, the first pressing plate 9a on the first butt-joint cylinder 9 can be attached to the side surface of the partition plate 1a, dropping caused by falling off a conveying path in the process of conveying materials is prevented, and the reliability of conveying materials is further improved; the second butt joint cylinder 13 is connected with the second cylinder 17 through the third mounting bracket 14 and the fourth mounting bracket 15, the guide hole 14b is vertically arranged, and the second mounting bracket 14 can move in the vertical direction in the second mounting groove 14a by matching with the arrangement of the second fastening piece 16, so that the third mounting bracket 14 and the fourth mounting bracket 15 are convenient to assemble, and meanwhile, the second mounting bracket 11 is endowed with enough adjustment space, the second pressing plate 13a on the second butt joint cylinder 13 can be attached to the side surface of the partition plate 1a, the material is prevented from falling off a conveying path in the material conveying process, and the material conveying reliability is further improved.

The number of the feeding pipes 3, the discharging pipes 2, the first air cylinders 4a, the second air cylinders 17, the hard pipe fittings 8b and the matching holes 5b is the same, and the number of the feeding pipes can be 6, 8 or 10 respectively, and the specific number of the feeding pipes can be selected according to actual demands.

Example two

The present embodiment is substantially the same as the above embodiment, except that the air outlet passage 7 in the present embodiment is a plurality of through holes formed around the fan 6 at the edge of the partition plate 1 a.

As shown in fig. 7, a magnet 18 is fixedly connected to the inner wall of the material passing hole 1a1, the magnet 18 and the partition plate 1a are welded into a whole, and the magnet 18 is flush with the top surface and the bottom surface of the partition plate 1 a. The magnet 18 is fixedly connected to the inner wall of the material passing hole 1a1, the first pressing plate 9a and the partition plate 1a are made of metal materials which can be adsorbed by the magnet 18, the metal materials can be 45 steel or 40cr, and 45 steel is preferable.

Taking the first mounting bracket 10, the second mounting bracket 11 and the first butt-joint barrel 9 as examples, when the first mounting bracket 10 and the second mounting bracket 11 are assembled, the first fastening piece 12 is not required to be completely screwed, the size of the opening of the first guide hole 10b is controlled, a proper distance is kept between the first pressing plate 9a and the partition plate 1a, when the first butt-joint barrel 9 is pushed by the first cylinder 4a to move to the vicinity of the material passing hole 1a1, the first butt-joint barrel 9 moves in the vertical direction under the attraction of the magnet 18 under the action of the attraction force of the magnet 18, the first pressing plate 9a is automatically attracted on the partition plate 1a through the cooperation of the first fastening piece 12 and the first guide hole 10b, the stability of negative pressure in the feed pipe 3, the discharge pipe 2 and the material passing hole 1a1 is improved, the falling off a conveying path in the material conveying process is prevented, the material conveying reliability is further improved, the first butt-joint barrel 9 is not closely attached to the partition plate 1a when the first cylinder 4a is not close to the magnet 18 in the conveying process, the friction between the first pressing plate 9a and the partition plate 1a is reduced, and the abrasion between the first pressing plate and the first pressing plate is reduced.

The specific embodiments described herein are offered by way of example only to illustrate the spirit of the invention. Those skilled in the art may make various modifications or additions to the described embodiments or substitutions thereof without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.

Claims

1. The dustproof impurity removing device of the distributor comprises a workbench (1) and a discharging pipe (2), wherein the discharging pipe (2) is positioned above the workbench (1), the distributor is characterized in that a material passing hole (1 a 1) is formed in the workbench (1), the distributor comprises a control mechanism (4) for controlling the connection and disconnection of the discharging pipe (2) and the material passing hole (1 a 1), the dustproof impurity removing device comprises a dustproof cover (5) with a containing cavity (5 a), the dustproof cover (5) is buckled on the workbench (1) and covers the material passing hole (1 a 1) and the control mechanism (4) in the containing cavity (5 a), a fan (6) capable of blowing air towards the containing cavity (5 a) is arranged on the workbench (1), an air outlet channel (7) is formed between the side edge of the workbench (1) and the dustproof cover (5), the workbench (1) comprises a horizontally placed partition plate (1 a), the partition plate (1) is arranged on the workbench (1) and can be communicated with one air cylinder (1 a) through the partition plate (1 a) through which is arranged at one end of the partition plate (1 a) and can be communicated with one end (4 a) of the air cylinder (1 a), the fan (6) is located above the passing hole (1 a 1) and is connected with the first butt joint barrel (9) towards the air outlet of the passing hole (1 a 1), the bottom end of the first butt joint barrel (9) is provided with the first pressing plate (9 a) which can be attached to the partition plate (1 a), the first pressing plate (9 a) is annular and protrudes out of the outer side surface of the first butt joint barrel (9), the pushing end of the first air cylinder (4 a) is connected with the first mounting bracket (10), the first butt joint barrel (9) is fixedly connected with the second mounting bracket (11), the first mounting bracket (10) is provided with the first mounting groove (10 a) for the second mounting bracket (11) to be placed, the second mounting bracket (11) can move in the first mounting groove (10 a) along the vertical direction, the first mounting bracket (10) is provided with the first guide hole (10 b) along the vertical direction, and the first mounting bracket (10) and the second mounting bracket (11) are provided with the first fastener (12) penetrating through the first guide hole (10 b).

2. The dustproof impurity removing device of the distributor according to claim 1, wherein the control mechanism (4) comprises a plurality of first air cylinders (4 a), and the first air cylinders (4 a) and the discharging pipes (2) are distributed at intervals around the fan (6).

3. The dustproof impurity removing device of the distributor according to claim 2, wherein the bottom edge of the dustproof cover (5) is positioned below the upper top surface of the partition plate (1 a).

4. The dustproof impurity removing device of the distributor according to claim 3, wherein the partition plate (1 a) is provided with a pipeline support (8), the pipeline support (8) is provided with a support plate (8 a), the fan (6) is fixedly connected to the support plate (8 a), a plurality of hard pipe fittings (8 b) are fixedly connected to the support plate (8 a), the hard pipe fittings (8 b) are arranged around the fan (6) at intervals, the dust cover (5) is provided with a plurality of matching holes (5 b), one end of the hard pipe fittings (8 b) is connected with the discharge pipe (2), and the other end of the hard pipe fittings (8 b) penetrates through the matching holes (5 b) to extend out of the dust cover (5).

5. The dustproof impurity removing device of the distributor according to claim 4, wherein a plurality of supporting pieces (8 c) which are arranged at intervals around the fan (6) are arranged on the supporting plate (8 a), a horizontally arranged abutting surface (8 c 1) is arranged on the supporting piece (8 c), the top wall of the dustproof cover (5) abuts against the abutting surface (8 c 1), and the dustproof cover (5) is fixedly connected with the supporting piece (8 c).

6. The dustproof impurity removing device of the distributor according to claim 1, wherein magnets (18) are fixedly connected to the inner wall of the material passing hole (1 a 1), and the first pressing plate (9 a) and the partition plate (1 a) are made of metal materials capable of being adsorbed by the magnets (18).