CN220299485U

CN220299485U - Double-order metering structure of screw conveyor

Info

Publication number: CN220299485U
Application number: CN202321849210.9U
Authority: CN
Inventors: 蒋金东; 薛宇晔
Original assignee: Nantong Fengkai Machinery Manufacturing Co ltd
Current assignee: Nantong Fengkai Machinery Manufacturing Co ltd
Priority date: 2023-07-14
Filing date: 2023-07-14
Publication date: 2024-01-05
Anticipated expiration: 2033-07-14

Abstract

The utility model discloses a double-order metering structure of a screw conveyor, which comprises a base, wherein a conveying box is fixedly arranged at the top of the base, a feeding port is arranged at the top of the conveying box in a communicating way, a storage box is fixedly arranged at the top of the base, a discharging port is arranged at the bottom of the storage box in a communicating way, a detector is fixedly arranged in the storage box, a controller is fixedly arranged on the conveying box, the detector is in control connection with the controller, a thick pipe and a thin pipe are arranged between the storage box and the conveying box in a communicating way, a moving mechanism is fixedly arranged at the bottom of the base, conveying mechanisms are arranged in the thick pipe and the thin pipe, and a blocking mechanism is arranged in the storage box, and has the beneficial effects that: the device has a simple structure and is convenient to use, the metering process is divided into a coarse feeding process and a fine feeding process, the metering precision is greatly improved, the precise feeding metering is realized in a double-order mode, and the practicability of the device is enhanced.

Description

Double-order metering structure of screw conveyor

Technical Field

The utility model relates to the technical field of screw conveyor equipment, in particular to a double-order metering structure of a screw conveyor.

Background

At present, the known metering screw conveyor used on the PVC raw material compounding production line on the plastic pipe production line consists of one metering screw, and as the feeding amount of the metering screw conveyor is relatively large, micro feeding is difficult to achieve when the feeding amount is close to the full range, so that great errors are generated in feeding metering precision, great adverse factors are brought to the quality of the PVC raw material compounding and the product produced in the subsequent process, and not only formula raw materials are wasted, but also unqualified products are extremely easy to produce.

For the problems in the related art, no effective solution has been proposed at present.

Disclosure of Invention

The utility model provides a double-order metering structure of a screw conveyor aiming at the problems in the related art so as to overcome the technical problems in the prior art.

The technical scheme of the utility model is realized as follows:

the utility model provides a screw conveyer's double-order metering structure, includes the base, the top fixed mounting of base has the delivery casing, the pan feeding mouth is installed in the top intercommunication of delivery casing, the top fixed mounting of base has the bin, the bin outlet is installed in the bottom intercommunication of bin, fixed mounting has the detector in the bin, fixed mounting has the controller on the delivery casing, the detector with the controller control is connected, the bin with intercommunication is installed thick pipe and tubule between the delivery casing, the bottom fixed mounting of base has moving mechanism, thick pipe with all be equipped with conveying mechanism in the tubule, be equipped with stock stop in the bin.

Further, the moving mechanism comprises four groups of supporting legs fixedly mounted at the bottom of the base, and universal wheels are fixedly mounted at the bottoms of the supporting legs.

Further, the conveying mechanism comprises a first motor fixedly installed at the top of the base, a second motor, a rotating shaft extending into the storage box is installed at the output end of the first motor and the output end of the second motor, a first spiral blade and a second spiral blade matched with the thick pipe and the thin pipe are installed on the rotating shaft respectively, a drainage plate sleeved on the rotating shaft is fixedly installed in the conveying box, and the first motor is connected with the controller in a control mode.

Further, four groups of fixing blocks are symmetrically arranged in the conveying box, guide grooves are formed in the fixing blocks, and two groups of openings are formed in the conveying box.

Further, a second motor is fixedly installed on the conveying box, the output end of the second motor extends to the conveying box, a half gear is fixedly installed in the conveying box, and the second motor is in control connection with the controller.

Further, the material blocking mechanism comprises a baffle plate movably arranged between the fixed blocks, the baffle plate is matched with the guide groove, racks matched with the half gears are fixedly arranged on the baffle plate, and clamping grooves matched with the rotating shafts are formed in the baffle plate.

The utility model provides a double-order metering structure of a screw conveyor, which has the following beneficial effects:

through fixedly mounting at the top of base has the delivery box, the pan feeding mouth is installed in the top intercommunication of delivery box, when using, at first with the material through the pan feeding mouth in injecting to the delivery box, start motor one, screw blade in the motor one drives the thick pipe rotates, and then can carry the material in the delivery box to the bin, when the detector detects that the storage volume is close to the full volume of measurement, can stop rotating through controller control motor one, start motor two simultaneously, and then drive the semi-gear and rotate, can drive two sets of baffles and carry out the opposite direction and remove, and then block with the opening of thick pipe matching, and open the opening of matching with the tubule, start motor three simultaneously, motor three drives screw blade two and rotates, can carry out the smart feeding of low dose, such device simple structure, convenient to use, make the measurement process divide into thick feeding and smart feeding two processes, measurement precision improves by a wide margin, the precision feeding measurement has been realized to double order, the practicality of device has been strengthened.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a front view of a dual stage metering structure of a screw conveyor according to an embodiment of the present utility model;

FIG. 2 is a schematic view of the structure of a conveying box in a double-stage metering structure of a screw conveyor according to an embodiment of the present utility model;

FIG. 3 is a side view of a conveyor box in a double stage metering configuration of a screw conveyor according to an embodiment of the present utility model;

fig. 4 is a top view of a fixed block in a double stage metering structure of a screw conveyor according to an embodiment of the present utility model.

In the figure:

1. a base; 2. a delivery box; 3. a feed inlet; 4. a storage tank; 5. a discharge port; 6. a detector; 7. a controller; 8. thick pipe; 9. a tubule; 10. support legs; 11. a universal wheel; 12. a first motor; 13. a rotating shaft; 14. a first helical blade; 15. a drainage plate; 16. a fixed block; 17. an opening; 18. a second motor; 19. a half gear; 20. a baffle; 21. a rack; 22. a clamping groove; 23. a third motor; 24. and a second helical blade.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which are derived by a person skilled in the art based on the embodiments of the utility model, fall within the scope of protection of the utility model.

The utility model will be further described with reference to the accompanying drawings and detailed description below:

embodiment one:

referring to fig. 1-4, a double-stage metering structure of a screw conveyor according to an embodiment of the present utility model includes a base 1, a conveying box 2 is fixedly installed at the top of the base 1, a feed inlet 3 is installed at the top of the conveying box 2 in a communicating manner, a storage box 4 is fixedly installed at the top of the base 1, a discharge outlet 5 is installed at the bottom of the storage box 4 in a communicating manner, a detector 6 is fixedly installed in the storage box 4, a controller 7 is fixedly installed on the conveying box 2, the detector 6 is in control connection with the controller 7, a coarse pipe 8 and a fine pipe 9 are installed between the storage box 4 and the conveying box 2 in a communicating manner, a moving mechanism is installed at the bottom of the base 1, conveying mechanisms are respectively installed in the coarse pipe 8 and the fine pipe 9, and a blocking mechanism is installed in the storage box 4.

According to the above scheme of the utility model, through fixedly installing a conveying box 2 at the top of a base 1, the top of the conveying box 2 is communicated with a feed inlet 3, the top of the base 1 is fixedly installed with a storage box 4, the bottom of the storage box 4 is communicated with a discharge outlet 5, a detector 6 is fixedly installed in the storage box 4, a controller 7 is fixedly installed on the conveying box 2, the detector 6 is in control connection with the controller 7, a thick pipe 8 and a thin pipe 9 are communicated between the storage box 4 and the conveying box 2, a moving mechanism is fixedly installed at the bottom of the base 1, conveying mechanisms are arranged in the thick pipe 8 and the thin pipe 9, a blocking mechanism is arranged in the storage box 4, when in use, firstly, materials are injected into the conveying box 2 through the feed inlet 3, a motor 12 is started, the first motor 12 drives the first helical blade 14 in the rough pipe 8 to rotate, and then materials in the conveying box 2 can be conveyed into the storage box 4, when the detector 6 detects that the storage capacity is close to the full capacity of metering, the first motor 12 is controlled by the controller 7 to stop rotating, meanwhile, the second motor 18 is started, and then the half gear 19 is driven to rotate, so that two groups of baffles 20 can be driven to move in the opposite direction, the opening 17 matched with the rough pipe 8 is blocked, the opening 17 matched with the thin pipe 9 is opened, meanwhile, the third motor 23 is started, the third motor 23 drives the second helical blade 24 to rotate, and therefore small-dose fine feeding can be performed.

Embodiment two:

as shown in fig. 1, the moving mechanism comprises four groups of supporting legs 10 fixedly installed at the bottom of the base 1, universal wheels 11 are fixedly installed at the bottoms of the supporting legs 10, and the supporting legs 10 are matched with the universal wheels 11 to facilitate the overall movement of the device;

embodiment III:

as shown in fig. 2, the conveying mechanism comprises two groups of first motors 12 fixedly installed at the top of the base 1, the output ends of the first motors 12 are respectively provided with a rotating shaft 13 extending into the storage box 4, the rotating shafts 13 are respectively provided with a spiral blade 14 matched with the thick pipe 8 and the thin pipe 9, the conveying box 2 is internally fixedly provided with a drainage plate 15 sleeved on the rotating shaft 13, and the first motors 12 are in control connection with the controller 7, so that materials can be concentrated at an opening 17 through the action of the drainage plate 15, and the conveying efficiency is improved;

embodiment four:

as shown in fig. 1-4, four groups of fixing blocks 16 are symmetrically installed in the conveying box 2, guide grooves are formed in the fixing blocks 16, two groups of openings 17 are formed in the conveying box 2, and the baffle 20 can be guided by the fixing blocks 16 in cooperation with the guide grooves.

In practical application, firstly, material is injected into the conveying box 2 through the feeding hole 3, the first motor 12 is started, the first motor 12 drives the first helical blade 14 in the coarse pipe 8 to rotate, and then the material in the conveying box 2 can be conveyed into the storage box 4, when the detector 6 monitors that the storage capacity is close to the full capacity of metering, the first motor 12 is controlled to stop rotating through the controller 7, meanwhile, the second motor 18 is started, and then the half gear 19 is driven to rotate, so that two groups of baffles 20 can be driven to move in the opposite direction, further an opening 17 matched with the coarse pipe 8 is blocked, the opening 17 matched with the fine pipe 9 is opened, meanwhile, the third motor 23 is started, and the third motor 23 drives the second helical blade 24 to rotate.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.

Claims

1. The utility model provides a screw conveyer's double-order metering structure, includes base (1), its characterized in that, the top fixed mounting of base (1) has delivery casing (2), pan feeding mouth (3) are installed in the top intercommunication of delivery casing (2), the top fixed mounting of base (1) has bin (4), bin (5) are installed in the bottom intercommunication of bin (4), fixed mounting has detector (6) in bin (4), fixed mounting has controller (7) on delivery casing (2), detector (6) with controller (7) control connection, bin (4) with intercommunication installs thick pipe (8) and tubule (9) between delivery casing (2), the bottom fixed mounting of base (1) has moving mechanism, thick pipe (8) with all be equipped with conveying mechanism in tubule (9), be equipped with stock stop mechanism in bin (4).

2. A double-stage metering structure of a screw conveyor according to claim 1, characterized in that the moving mechanism comprises four sets of support legs (10) fixedly mounted at the bottom of the base (1), the bottoms of the support legs (10) being fixedly mounted with universal wheels (11).

3. The double-stage metering structure of a screw conveyor according to claim 2, wherein the conveying mechanism comprises a first motor (12) fixedly installed at the top of the base (1), a third motor (23), a rotating shaft (13) extending into the storage box (4) is installed at the output end of the first motor (12) and the output end of the third motor (23), a first helical blade (14) and a second helical blade (24) which are matched with the thick pipe (8) and the thin pipe (9) are installed on the rotating shaft (13) respectively, a drainage plate (15) sleeved on the rotating shaft (13) is fixedly installed in the conveying box (2), and the first motor (12) is in control connection with the controller (7).

4. A double-stage metering structure of a screw conveyor according to claim 3, characterized in that four groups of fixing blocks (16) are symmetrically arranged in the conveying box (2), guide grooves are formed in the fixing blocks (16), and two groups of openings (17) are formed in the conveying box (2).

5. The double-stage metering structure of the screw conveyor according to claim 4, wherein a motor II (18) is fixedly arranged on the conveying box (2), the output end of the motor II (18) extends into the conveying box (2) and is fixedly provided with a half gear (19), and the motor II (18) is in control connection with the controller (7).

6. The double-stage metering structure of a screw conveyor according to claim 5, wherein the material blocking mechanism comprises a baffle plate (20) movably arranged between the fixed blocks (16), the baffle plate (20) is matched with the guide groove, racks (21) matched with the half gears (19) are fixedly arranged on the baffle plate (20), and clamping grooves (22) matched with the rotating shafts (13) are formed in the baffle plate (20).