Vacuum feeding machine with adjustable discharging direction

Abstract

The utility model discloses a vacuum feeding machine with an adjustable discharging direction, which comprises a vacuum hopper arranged on a hopper support, an air source connecting port and a material suction port are arranged on the outer wall of the vacuum hopper, a spiral conveyer is arranged below the vacuum hopper, and a discharging port is arranged below the spiral conveyer. A discharging port in the bottom end of the vacuum hopper is rotationally connected with a feeding port of the spiral conveyor through a rotary connector. The tail end of a conveying pipe of the spiral conveyor is connected with a discharging pipe, a discharging gate is arranged on the discharging pipe, and a handle used for rotating the spiral conveyor is further arranged on the discharging pipe. The device has the advantages that the screw conveyor can rotate in the horizontal direction to adjust the discharging direction of the screw conveyor, the function that one vacuum feeding machine supplies materials to a plurality of receivers is achieved, workshop space and equipment are saved, working efficiency is improved, the structure is simple, occupied space is small, use is flexible and convenient, and overhauling is convenient.

Description

TECHNICAL FIELD

[0001] The utility model relates to vacuum feeding technology field, concretely is a kind of adjustable vacuum feeding machine of discharging direction. BACKGROUND

[0002] Vacuum feeding machine is also vacuum conveyor, it is a kind of dustless closed pipeline conveying equipment to be conveyed by the suction of the vacuum generation, vacuum feeding machine is formed by the gas flow in pipeline using the air pressure difference of vacuum and environment space, drive powder material movement, to complete the delivery of powder;Patent announcement No. UTILITY MODEL CONTENT

[0003] The utility model solves the technical problems to overcome the defects of prior art, provide a kind of adjustable vacuum feeding machine of discharging direction, can make screw conveyor rotate in horizontal direction to adjust the discharging direction of screw conveyor, satisfy the function of a vacuum feeding machine to multiple receivers, save workshop space and equipment, improve work efficiency, simple structure, small space occupation, use flexible and convenient, can quickly eliminate the blockage of different positions, convenient to overhaul, can effectively solve the problems in the background art.

[0004] To achieve the above object, the utility model provides the following technical scheme: a kind of adjustable vacuum feeding machine of discharging direction, including the vacuum hopper being equipped on the hopper support, the outer wall of the vacuum hopper is equipped with gas source connection mouth and suction port, the lower portion of vacuum hopper is equipped with screw conveyor, and the discharge port of vacuum hopper bottom is rotationally connected between the feed inlet of screw conveyor by swivel joint;The conveying pipe end of screw conveyor is connected with discharge pipe, discharge pipe is equipped with discharge gate, and discharge pipe is also equipped with handle for rotating screw conveyor.

[0005] Further, the hopper support includes foot plate, foot bolt mounting hole is opened on foot plate, supporting column is fixedly arranged on foot plate, supporting column is fixedly arranged with supporting frame on the upper end, and supporting frame is inverted right triangle frame structure, the vacuum hopper is fixedly arranged on supporting frame.

[0006] Furthermore, an inspection port is provided at the lower end of the outer circumference of the conveying pipe at the position corresponding to its feed inlet, and a sealing assembly is provided on the conveying pipe at the position corresponding to the inspection port. The sealing assembly includes a cover plate hinged to the conveying pipe, a sealing skin is provided on the outer edge of the inner top surface of the cover plate, and a quick-release assembly is provided between the free end of the cover plate and the conveying pipe.

[0007] Furthermore, the quick-release assembly includes a first fixed ear plate fixedly mounted on the free end of the cover plate and a second fixed ear plate fixedly mounted on the delivery pipe; the first fixed ear plate is bolted to a swing screw that can rotate toward the second fixed ear plate, a pressure plate is slidably nested on the swing screw, and a locking nut is threadedly connected to the swing screw on the outside of the pressure plate; the second fixed ear plate is a horizontally arranged U-shaped plate structure with the opening facing forward, the swing screw can rotate into the opening of the second fixed ear plate, the pressure plate presses against the top surface of the two side plates of the second fixed ear plate, and the top surface of the two side plates of the second fixed ear plate is provided with hooks that abut against the front side wall of the pressure plate.

[0008] Furthermore, the discharge pipe and the conveying pipe are connected to each other by a quick-release clamp; the top and bottom of the outer circumference of the discharge pipe are respectively provided with an inspection port and a discharge port, and the top of the inspection port is connected to a top cover by a quick-release clamp, and the handle is set on the top cover.

[0009] Furthermore, an abutting protrusion A is provided on the outer circumference of the end of the conveying pipe, and an abutting protrusion B is provided on the outer circumference of the beginning of the discharge pipe. The abutting protrusion A and the abutting protrusion B abut against each other, and the abutting surfaces of the abutting protrusion A and the abutting protrusion B are both stepped surfaces. A sealing ring is provided between the abutting surfaces of the abutting protrusion A and the abutting protrusion B.

[0010] Compared with the prior art, the beneficial effects of this utility model are as follows: This vacuum feeder with adjustable discharge direction has a rotary joint connecting the discharge port at the bottom of the vacuum hopper to the feed port of the screw conveyor, allowing the screw conveyor to rotate horizontally to adjust the discharge direction. This enables one vacuum feeder to supply material to multiple receivers, saving workshop space and equipment, improving work efficiency, and facilitating operation. The screw conveyor is equipped with an inspection port, and the cover can be quickly opened using a quick-release assembly. The discharge pipe is also equipped with an inspection port, and the top cover can be quickly opened using a quick-release clamp, allowing for rapid elimination of material blockages in different locations and facilitating maintenance. This vacuum feeder has a simple structure, occupies little space, and is flexible and convenient to use. Attached Figure Description

[0011] Figure 1 This is a schematic diagram of the structure of this utility model;

[0012] Figure 2 This is an isometric drawing of the present invention;

[0013] Figure 3It is the explosion schematic view of the conveying pipe maintenance opening of the spiral conveyor.

[0014] Figure 4 It is the structure schematic view of the quick release assembly.

[0015] Figure 5 It is the structure schematic view of the discharge pipe.

[0016] Figure 6 It is the sectional view of the connecting part of the conveying pipe and the discharge pipe.

[0017] Figure 7 It is Figure 6 The local enlarged view.

[0018] In the drawing: 1, hopper support; 11, foot plate; 12, support column; 13, support frame; 2, vacuum hopper; 21, air source connecting port; 22, suction port; 3, rotary joint; 4, spiral conveyor; 41, conveying pipe; 411, abutting convex ring A; 42, maintenance opening; 5, discharge pipe; 51, discharge pipe port; 52, maintenance pipe port; 53, quick release clamp one; 54, top cover; 55, handle; 56, quick release clamp two; 57, abutting convex ring B; 6, discharge gate; 7, sealing assembly; 71, cover plate; 72, quick release assembly; 721, fixed ear plate one; 722, bolt; 723, swing screw; 724, pressing plate; 725, locking nut; 726, fixed ear plate two; 7261, clamping hook; 73, sealing skin; 8, sealing ring. DETAILED DESCRIPTION

[0019] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model. EMBODIMENT

[0020] Please refer to Figures 1-7 The utility model provides a kind of technical solutions: a kind of vacuum feeding machine with adjustable discharge direction, including the vacuum hopper 2 being equipped with on hopper support 1, the outer wall of the vacuum hopper 2 is equipped with air source connecting port 21 and suction port 22, the lower of vacuum hopper 2 is equipped with spiral conveyor 4, the discharge port of vacuum hopper 2 bottom end is connected with the feed inlet of spiral conveyor 4 by rotary joint 3 rotationally;The conveying pipe 41 end of the spiral conveyor 4 is connected with discharge pipe 5, discharge pipe 5 is equipped with discharge gate 6, and discharge pipe 5 is also equipped with handle 55 for rotating spiral conveyor 4;

[0021] The lower end of the circumferential outer wall of the conveying pipe 41 is provided with an access hole 42 at the position corresponding to the feeding port thereof, and a sealing assembly 7 is arranged on the conveying pipe 41 at the position corresponding to the access hole 42, the sealing assembly 7 comprises a cover plate 71 hinged to the conveying pipe 41, the outer edge of the top surface of the inner side of the cover plate 71 is provided with a sealing skin 73, and the free end of the cover plate 71 is provided with a quick release assembly 72 between the conveying pipe 41; the discharge pipe 5 and the conveying pipe 41 are connected with each other through a quick release clamp 1 53; the top end and the bottom end of the circumferential outer wall of the discharge pipe 5 are respectively provided with an access pipe 52 and a discharge pipe 51, and the top end of the access pipe 52 is connected with a top cover 54 through a quick release clamp 2 56, and the handle 55 is arranged on the top cover 54.

[0022] Working principle:

[0023] The gas source connecting port 21 of the vacuum hopper 2 is connected with an external vortex air pump or Roots blower, the material suction port 22 of the vacuum hopper 2 is connected with an external feeding device, the vacuum hopper 2 is in a negative pressure state through the external vortex air pump or Roots blower, so that the external material is extracted into the vacuum hopper 2, the material in the vacuum hopper 2 falls into the feeding port of the screw conveyor 4, the screw conveyor 4 spirally conveys the material to the direction of the discharge pipe 5, and the discharge gate 6 is opened, so that the material is discharged from the discharge pipe 51 of the discharge pipe 5; the screw conveyor 4 can be rotated in the horizontal direction by pulling the handle 55, so as to adjust the discharging direction of the screw conveyor 4, so as to meet the function of supplying material to multiple receivers by one vacuum material feeding machine, save workshop space and equipment, improve work efficiency, and facilitate operation; the front end of the conveying pipe 41 is provided with the access hole 42, so as to facilitate the maintenance of the feeding port of the screw conveyor 4, when the feeding port of the screw conveyor 4 is blocked, the cover plate 71 can be quickly opened through the disassembly of the quick release assembly 72, so as to quickly eliminate the blockage; the discharge pipe 5 and the conveying pipe 41 are connected with each other through the quick release clamp 1 53, the discharge pipe 5 and the conveying pipe 41 are convenient to disassemble and assemble, so as to facilitate maintenance, when the end of the screw conveyor 4 is blocked, the discharge pipe 5 can be quickly separated from the screw conveyor 4 through the disassembly of the quick release clamp 1 53, so as to quickly eliminate the blockage; when the discharge pipe 51 of the discharge pipe 5 is blocked, the top cover 54 can be quickly opened through the disassembly of the quick release clamp 2 56, so as to quickly eliminate the blockage;

[0024] Further, the quick release assembly 72 comprises a fixed lug plate one 721 fixed on the free end of the cover plate 71 and a fixed lug plate two 726 fixed on the conveying pipe 41; the fixed lug plate one 721 is connected with a swing screw rod 723 which can rotate towards the fixed lug plate two 726 through a bolt 722, the swing screw rod 723 is slidably nested with a pressing plate 724, and the swing screw rod 723 is threadedly connected with a locking nut 725 outside the pressing plate 724; the fixed lug plate two 726 is a U-shaped plate structure arranged horizontally and with an opening facing forward, the swing screw rod 723 can rotate into the opening of the fixed lug plate two 726, the pressing plate 724 is pressed against the top surface of the two side plates of the fixed lug plate two 726, and the top surface of the two side plates of the fixed lug plate two 726 is provided with a hook 7261 abutting against the front side wall of the pressing plate 724; the locking nut 725 is screwed to press the pressing plate 724 against the fixed lug plate two 726, and the side wall of the pressing plate 724 is abutted by the hook 7261 to limit the swing of the swing screw rod 723, so that the free end of the cover plate 71 is fixed on the conveying pipe 41; when the cover plate 71 needs to be opened, the locking nut 725 is loosened, the pressing plate 724 slides in the axial direction of the swing screw rod 723 and is separated from the hook 7261 on the fixed lug plate two 726, so that the swing screw rod 723 is separated from the fixed lug plate two 726, and the cover plate 71 is quickly opened.

[0025] Further, the hopper support 1 comprises a foot plate 11, a ground screw bolt mounting hole is formed in the foot plate 11, a support column 12 is fixedly arranged on the foot plate 11, a support frame 13 is fixedly arranged at the upper end of the support column 12, and the support frame 13 is an inverted right-angled triangular frame structure, and the vacuum hopper 2 is fixedly arranged on the support frame 13; the foot plate 11 is fixed to the ground through the ground screw bolt, and the support frame 13 arranged at the upper end of the support column 12 stably supports the vacuum hopper 2, the support structure is simple, the support stability is good, and the space occupied is small.

[0026] Further, the circumferential outer wall of the end of the conveying pipe 41 is provided with an abutting convex ring A411, the circumferential outer wall of the start end of the discharge pipe 5 is provided with an abutting convex ring B57, the abutting convex ring A411 and the abutting convex ring B57 abut against each other, the abutting faces of the abutting convex ring A411 and the abutting convex ring B57 are both stepped faces, and a sealing ring 8 is arranged between the abutting faces of the abutting convex ring A411 and the abutting convex ring B57; the abutting convex ring A411 arranged on the conveying pipe 41 abuts against the abutting convex ring B57 arranged on the discharge pipe 5, and cooperates with the sealing ring 8, so that the sealing property between the discharge pipe 5 and the conveying pipe 41 is good, and the connection structure is stable and reliable.

[0027] The disclosed vacuum feeding machine with adjustable discharging direction, the outlet at the bottom end of the vacuum hopper 2 is rotatably connected with the inlet of the screw conveyor 4 through the rotary joint 3, so that the screw conveyor 4 can rotate in the horizontal direction to adjust the discharging direction of the screw conveyor 4, meet the function of one vacuum feeding machine feeding multiple receivers, save workshop space and equipment, improve work efficiency, and the operation is convenient; the screw conveyor 4 is provided with an inspection opening 42, and the cover plate 71 can be quickly opened through the quick release assembly 72, the discharge pipe 5 is provided with an inspection pipe opening 52, and the top cover 54 can be quickly opened through the quick release clamp 56, so that the blockage at different positions can be quickly eliminated, and the maintenance is convenient, the vacuum feeding machine has the advantages of simple structure, small occupied space, flexible and convenient use.

[0028] Although the embodiments of the present application have been shown and described, it should be understood by those skilled in the art that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principles and spirit of the present application, and the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A vacuum feeding machine with adjustable discharge direction, comprising a vacuum hopper arranged on a hopper support, characterized in that: The outer wall of the vacuum hopper is provided with an air source connecting port and a material suction port, a spiral conveyor is arranged below the vacuum hopper, and a rotary joint is arranged between the discharge port at the bottom end of the vacuum hopper and the feeding port of the spiral conveyor.

2. The vacuum loading machine with adjustable discharge direction according to claim 1, characterized in that: The hopper support includes a foundation plate, a support column fixedly arranged on the foundation plate, and a support frame fixedly arranged at the upper end of the support column.

3. The vacuum loading machine with adjustable discharge direction according to claim 1, characterized in that: The lower end of the circumferential outer wall of the conveying pipe is provided with an access hole at a position corresponding to the feeding port, and the conveying pipe is provided with a sealing assembly at a position corresponding to the access hole.

4. The adjustable discharge direction vacuum loader of claim 3, wherein: The quick release assembly includes a fixed ear plate one fixedly arranged on the free end of the cover plate and a fixed ear plate two fixedly arranged on the conveying pipe.

5. The adjustable discharge direction vacuum loader of claim 1, wherein: The fixed ear plate one is provided with a swing screw rod rotatable towards the fixed ear plate two through bolt connection, the swing screw rod is slidably nested with a pressing plate, and the swing screw rod is threadedly connected with a locking nut on the outer side of the pressing plate.

6. The adjustable discharge direction vacuum feed machine of claim 1, wherein: The discharge pipe and the conveying pipe are connected with each other through a quick release clamp one. The top end and the bottom end of the circumferential outer wall of the discharge pipe are respectively provided with an access pipe opening and a discharge pipe opening, the top end of the access pipe opening is connected with a top cover through a quick release clamp two, and the handle is arranged on the top cover. The circumferential outer wall of the end of the conveying pipe is provided with an abutting convex ring A, the circumferential outer wall of the beginning of the discharge pipe is provided with an abutting convex ring B, the abutting convex ring A and the abutting convex ring B abut each other, the abutting faces of the abutting convex ring A and the abutting convex ring B are both stepped faces, and a sealing ring is arranged between the abutting faces of the abutting convex ring A and the abutting convex ring B.

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