CN216335254U

CN216335254U - Vacuum feeding machine with uniform discharging

Info

Publication number: CN216335254U
Application number: CN202122354574.7U
Authority: CN
Inventors: 陈军; 戚红兴
Original assignee: Changzhou Chongzi Plastic Industry Co ltd
Current assignee: Changzhou Chongzi Plastic Industry Co ltd
Priority date: 2021-09-28
Filing date: 2021-09-28
Publication date: 2022-04-19
Anticipated expiration: 2031-09-28

Abstract

The utility model relates to the technical field of vacuum feeding machines, in particular to a vacuum feeding machine with uniform discharging, which comprises a storage cavity, a vacuum pump and a filter, wherein a filter cavity is arranged at the top end of the storage cavity, vent holes communicated with the storage cavity are uniformly formed in the bottom end of the filter cavity, the filter is arranged at the top end inside the filter cavity, the vacuum pump is arranged at the top end of the filter cavity, the input end of the vacuum pump is communicated with the inside of the filter, a sieve plate is horizontally arranged inside the storage cavity, through holes are uniformly arranged on the sieve plate in a penetrating manner, a stirring mechanism is arranged on the sieve plate, a feeding hole is formed in one side of the storage cavity and is positioned above the sieve plate, a discharging hole is formed in the bottom end of the storage cavity, a discharging valve is arranged at the bottom end of the discharging hole, uniform discharging is realized by arranging the sieve plate and the stirring mechanism, the uniform discharging is not easy to block, and the height of the feeding machine can be conveniently adjusted according to needs, avoid the material to splash, the practicality is strong.

Description

Vacuum feeding machine with uniform discharging

Technical Field

The utility model relates to the technical field of vacuum feeding machines, in particular to a vacuum feeding machine with uniform discharging.

Background

The polyethylene wax powder has excellent cold resistance, heat resistance, chemical resistance and wear resistance, so that the polyethylene wax is widely applied to manufacturing products such as color master batches, granulation, plastic steel, PVC pipes, hot melt adhesives, rubber, shoe polish, leather brightening agents, cable insulation materials, floor wax, plastic profiles, printing ink, injection molding and the like. The polyethylene wax is mostly applied to the product in the form of wax powder, and the finer the wax powder, the better the bonding effect with the main component of the product. After the polyethylene wax powder finished product is processed, a vacuum feeding machine is needed to be used for packaging the polyethylene wax powder finished product, the vacuum feeding machine is also called as a vacuum conveyor, and is dust-free closed pipeline conveying equipment for conveying particles and powdery materials by means of vacuum suction.

The existing vacuum feeder generally has the following problems:

(1) the vacuum feeding machine is generally used for feeding powdery and granular materials, when the materials are not completely crushed, the materials are directly fed and packaged to cause the reduction of the quality of finished products, and the blockage of a discharge port of the feeding machine can be caused;

(2) the material loading machine is generally installed in highly fixed frame, places wrapping bag or pail pack under the discharge gate during feeding, and when the frame height is higher, the unloading leads to splashing of material easily, the polluted environment, causes the waste of material moreover easily, when the frame height is lower, is not convenient for carry out the material loading to the great wrapping bag of volume or pail pack, and the practicality is not strong.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a vacuum feeding machine with uniform discharging so as to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: even vacuum feeding machine of ejection of compact, including storage chamber, vacuum pump and filter, the top in storage chamber is provided with the filter chamber, and the bottom of filter chamber evenly is provided with the air vent with the storage chamber intercommunication, the filter is installed on the inside top of filter chamber, the vacuum pump is installed on the top of filter chamber, and the input of vacuum pump and the inside intercommunication of filter, the inside level in storage chamber is provided with the sieve, and evenly runs through on the sieve and be provided with the through-hole, be provided with rabbling mechanism on the sieve, one side in storage chamber is provided with the feed inlet, and the feed inlet is located the top of sieve, the bottom in storage chamber is provided with the discharge gate, and the bottom of discharge gate is provided with the discharge valve, install the controller on the lateral wall in storage chamber.

Preferably, rabbling mechanism includes driving motor, pivot, first scraper blade and second scraper blade, driving motor passes through the bracing piece and installs the centre in the sieve bottom, pivot and driving motor's output fixed connection, and the pivot extends to directly over the sieve, first scraper blade is fixed in the pivot, and the bottom of first scraper blade closely laminates with the top of sieve.

Preferably, the top of pivot is provided with the second scraper blade, and the top of second scraper blade closely laminates with the bottom of filter chamber.

Preferably, evenly be provided with the installation piece along its circumference on the lateral wall of storage cavity, and the outside of installation piece all is provided with the supporting leg, one side that the supporting leg is close to the storage cavity all is provided with the spout that matches each other with the installation piece, all run through on the lateral wall of spout both sides and the installation piece and be provided with the mounting hole that matches each other, through bolt and nut fixed connection between installation piece and the supporting leg.

Preferably, the filter includes roof, bottom plate, filter layer and two enhancement filter screens, roof and bottom plate set up the upper and lower both ends at the filter layer respectively, the filter layer constitutes airtight cavity with roof and bottom plate, the input of vacuum pump extends to the inside of cavity, two it sets up the inside and outside both sides at the filter layer respectively to strengthen the filter screen.

Preferably, the top end of the filter cavity is provided with a top cover, the top cover is connected with the filter cavity through a flange, the bottom end of the top cover is provided with an inserting portion matched with the filter cavity, and a sealing ring is arranged on the outer side wall of the inserting portion.

Compared with the prior art, the utility model has the beneficial effects that: this even vacuum material loading machine of ejection of compact.

(1) The sieve plate is arranged in the material storage cavity, so that agglomerated materials or incompletely crushed materials can be filtered during discharging, the discharging is uniform, the discharging port is not easy to block, the stirring mechanism is arranged on the sieve plate and comprises a driving motor, a rotating shaft, a first scraper blade and a second scraper blade, the first scraper blade and the second scraper blade are driven to rotate during discharging, the falling of the materials is accelerated, and the blockage of the sieve plate and the vent hole is avoided;

(2) through setting up the installation piece on the lateral wall in storage cavity, the outside of installation piece is provided with the supporting leg, is provided with spout and a plurality of mounting hole on the supporting leg, and the installation piece slides from top to bottom in the inside of spout, and rethread bolt fastening can adjust the height in storage cavity as required, and the suitability is strong.

Drawings

FIG. 1 is a schematic cross-sectional front view of the present invention;

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

FIG. 3 is a schematic top view of the support leg of the present invention;

FIG. 4 is a schematic front sectional view of the filter of the present invention.

In the figure: 1. a material storage cavity; 101. a feed inlet; 102. a discharge port; 1021. a discharge valve; 103. mounting blocks; 2. a sieve plate; 3. a stirring mechanism; 301. a drive motor; 302. a rotating shaft; 303. a first squeegee; 304. A second squeegee; 4. a filter chamber; 401. a top cover; 402. a vent hole; 5. a vacuum pump; 6. a filter; 601. a top plate; 602. a base plate; 603. a filter layer; 604. reinforcing the filter screen; 7. supporting legs; 701. mounting holes; 702. a chute; 8. and a controller.

Detailed Description

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

In the description of the present invention, it is to be noted that the terms "first", "second", and the like are used for descriptive purposes only, not specifically for describing a sequential or chronological sense, but also for limiting the present invention, and are used only for distinguishing components or operations described in the same technical terms, and are not to be construed as indicating or implying any relative importance or implicitly indicating the number of technical features indicated, so that the features defined as "first", "second", and the like may explicitly or implicitly include at least one such feature. To the extent that the term "includes" and any variations thereof are used in either the detailed description or the claims, as well as the above-described drawings, this is intended to be inclusive in a manner consistent with the term "comprising" as used herein.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can include, for example, fixed connections and removable connections; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art. In addition, in the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.

Referring to fig. 1-4, an embodiment of the present invention is shown: a vacuum feeding machine with uniform discharging comprises a storage cavity 1, a vacuum pump 5 and a filter 6, wherein installation blocks 103 are uniformly arranged on the outer side wall of the storage cavity 1 along the circumferential direction of the storage cavity, supporting legs 7 are arranged on the outer sides of the installation blocks 103, one sides of the supporting legs 7, which are close to the storage cavity 1, are provided with chutes 702 matched with the installation blocks 103, the cross sections of the chutes 702 can be set to be rectangular or T-shaped, the side walls on the two sides of the chutes 702 and the installation blocks 103 are provided with installation holes 701 matched with each other in a penetrating manner, the installation blocks 103 are fixedly connected with the supporting legs 7 through bolts and nuts, the storage cavity 1 can be adjusted to a proper height as required, and then the bolts penetrate through the installation holes 701 and the nuts to be fixed, so that the high height of a frame during assembly is avoided, the splashing of materials caused by blanking is easy, the environment pollution is avoided, the waste of the materials is easily caused, and the height of the frame is lower, the feeding of the packaging bags or packaging barrels with larger volume is inconvenient, and the practicability is not strong;

the top end of the storage cavity 1 is provided with a filter cavity 4, the bottom end of the filter cavity 4 is uniformly provided with vent holes 402 communicated with the storage cavity 1, a filter 6 is arranged at the top end inside the filter cavity 4, a vacuum pump 5 is arranged at the top end of the filter cavity 4, the input end of the vacuum pump 5 is communicated with the inside of the filter 6, the filter 6 comprises a top plate 601, a bottom plate 602, a filter layer 603 and two reinforcing filter screens 604, the top plate 601 and the bottom plate 602 are respectively arranged at the upper end and the lower end of the filter layer 603, the filter layer 603 is made of polyester fiber, the mesh spacing is small, the filtering precision is high, the filter layer 603, the top plate 601 and the bottom plate 602 form a closed cavity, the input end of the vacuum pump 5 extends to the inside of the cavity, the two reinforcing filter screens 604 are respectively arranged at the inner side and the outer side of the filter layer 603, the reinforcing filter screens 604 can be made of metal mesh, and the upper end and the lower end of the reinforcing filter screens 604 are respectively fixedly connected with the top plate 601 and the bottom plate 602, the strength of the filter layer 603 is improved, the filter layer is prevented from being deformed and distorted, and materials are prevented from entering the vacuum pump 5 in the process of vacuumizing;

the top end of the filter cavity 4 is provided with a top cover 401, the top cover 401 is in flange connection with the filter cavity 4, the bottom end of the top cover 401 is provided with an inserting part matched with the filter cavity 4, the outer side wall of the inserting part is provided with a sealing ring, and the filter 6 and the vacuum pump 5 are respectively arranged on the inner side and the outer side of the top cover 401, so that the filter 6 is convenient to disassemble and assemble, can be replaced or cleaned, and has good sealing performance;

the sieve plate 2 is horizontally arranged in the material storage cavity 1, through holes are uniformly arranged on the sieve plate 2 in a penetrating manner, the sieve plate 2 is provided with a stirring mechanism 3, one side of the material storage cavity 1 is provided with a feeding hole 101, the feeding hole 101 is positioned above the sieve plate 2, the bottom end of the material storage cavity 1 is provided with a discharging hole 102, the discharging hole 102 is funnel-shaped, the bottom end of the discharging hole 102 is provided with a discharging valve 1021, through the arrangement of the sieve plate 2, materials which are agglomerated or not completely crushed can be filtered out during discharging, the discharging is uniform, the discharging hole 102 is not easy to block, the stirring mechanism 3 comprises a driving motor 301, a rotating shaft 302, a first scraper 303 and a second scraper 304, the driving motor 301 is arranged in the middle of the bottom end of the sieve plate 2 through a support rod, a protective cover is arranged on the outer side of the driving motor 301 to prevent the materials from falling onto the driving motor 301 to influence the rotation thereof, and the rotating shaft 302 is fixedly connected with the output end of the driving motor 301, the rotating shaft 302 extends to the position right above the sieve plate 2, the first scraping plate 303 is fixed on the rotating shaft 302, the bottom end of the first scraping plate 303 is tightly attached to the top end of the sieve plate 2, the second scraping plate 304 is arranged at the top end of the rotating shaft 302, the top end of the second scraping plate 304 is tightly attached to the bottom end of the filter cavity 4, and during discharging, the driving motor 301 drives the first scraping plate 303 and the second scraping plate 304 to synchronously rotate, so that falling of materials is accelerated, and meanwhile, the materials adhered to the top end of the sieve plate 2 and the bottom end of the filter cavity 4 are scraped, so that blocking is avoided;

the controller 8 is installed on the lateral wall of the storage cavity 1, and the output end of the controller 8 is electrically connected with the input ends of the discharge valve 1021, the driving motor 301 and the vacuum pump 5 through conducting wires.

The working principle is as follows: when the material storage device works, the mounting block 103 is made to slide up and down in the chute 702 as required to adjust the height of the material storage cavity 1, after the adjustment is completed, the mounting block passes through the mounting hole 701 and the nut to be fixed, then a packaging bag or a packaging barrel (not shown in the figure) is placed under the discharge port 102, the switch of the vacuum pump 5 is turned on through the controller 8, the vacuum pump 5 pumps the gas in the material storage cavity 1 to reduce the air pressure in the material storage cavity 1, so that the material is pressed into the material storage cavity 1 from the feed port 101, the material is prevented from entering the vacuum pump 5 through the filter 6 during the vacuumizing process, the discharge valve 1021 and the switch of the driving motor 301 are turned on during the discharging, the completely crushed material uniformly falls to the lower part of the sieve plate 2 and then falls to the inside of the packaging bag or the packaging barrel through the discharge port 102, and the driving motor 301 drives the first scraper 303 and the second scraper 304 to synchronously rotate, the whereabouts of material is quickened, scrapes the material of adhesion in the top of sieve 2 and filter chamber 4 bottom simultaneously, avoids blockking up.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. Vacuum material loading machine that the ejection of compact is even, including storage cavity (1), vacuum pump (5) and filter (6), its characterized in that: the filter plate is characterized in that a filter chamber (4) is arranged at the top end of the storage chamber (1), air vents (402) communicated with the storage chamber (1) are uniformly formed in the bottom end of the filter chamber (4), the filter (6) is arranged at the top end inside the filter chamber (4), the vacuum pump (5) is arranged at the top end of the filter chamber (4), the input end of the vacuum pump (5) is communicated with the inside of the filter (6), a sieve plate (2) is horizontally arranged inside the storage chamber (1), through holes are uniformly formed in the sieve plate (2) in a penetrating mode, a stirring mechanism (3) is arranged on the sieve plate (2), a feed inlet (101) is formed in one side of the storage chamber (1), the feed inlet (101) is located above the sieve plate (2), a discharge port (102) is formed in the bottom end of the storage chamber (1), and a discharge valve (1021) is arranged at the bottom end of the discharge port (102), the outer side wall of the material storage cavity (1) is provided with a controller (8).

2. The vacuum charging machine with uniform discharging according to claim 1, characterized in that: rabbling mechanism (3) include driving motor (301), pivot (302), first scraper blade (303) and second scraper blade (304), driving motor (301) are installed in the centre of sieve (2) bottom through the bracing piece, the output fixed connection of pivot (302) and driving motor (301), and pivot (302) extend to sieve (2) directly over, first scraper blade (303) are fixed in pivot (302), and the top of the bottom of first scraper blade (303) and sieve (2) is closely laminated.

3. The vacuum charging machine with uniform discharging according to claim 2, characterized in that: the top end of the rotating shaft (302) is provided with a second scraper (304), and the top end of the second scraper (304) is tightly attached to the bottom end of the filter cavity (4).

4. The vacuum charging machine with uniform discharging according to claim 1, characterized in that: evenly be provided with installation piece (103) along its circumference on the lateral wall of storage cavity (1), and the outside of installation piece (103) all is provided with supporting leg (7), one side that supporting leg (7) are close to storage cavity (1) all is provided with spout (702) that matees each other with installation piece (103), all run through mounting hole (701) that are provided with matees each other on the lateral wall of spout (702) both sides and installation piece (103), through bolt and nut fixed connection between installation piece (103) and supporting leg (7).

5. The vacuum charging machine with uniform discharging according to claim 1, characterized in that: filter (6) including roof (601), bottom plate (602), filter layer (603) and two enhancement filter screens (604), roof (601) and bottom plate (602) set up the upper and lower both ends at filter layer (603) respectively, filter layer (603) constitute airtight cavity with roof (601) and bottom plate (602), the input of vacuum pump (5) extends to the inside of cavity, two it sets up the inside and outside both sides at filter layer (603) respectively to strengthen filter screen (604).

6. The vacuum charging machine with uniform discharging according to claim 1, characterized in that: the top of filter chamber (4) is provided with top cap (401), and top cap (401) and filter chamber (4) flange joint, the bottom of top cap (401) is provided with the grafting portion that matches each other with filter chamber (4), is provided with the sealing washer on the lateral wall of grafting portion.