CN209794505U

CN209794505U - Liquid metering feeding device

Info

Publication number: CN209794505U
Application number: CN201920300891.0U
Authority: CN
Inventors: 孔繁泉; 杨正兴
Original assignee: Heng Heng Extrusion Equipment Co Ltd
Current assignee: Heng Heng Extrusion Equipment Co Ltd
Priority date: 2019-03-09
Filing date: 2019-03-09
Publication date: 2019-12-17
Anticipated expiration: 2029-03-09

Abstract

The utility model discloses a liquid metering feeding device, which relates to the feeding field of an extruder and aims to provide a feeding device capable of automatically adjusting the material conveying speed according to the total amount of materials, and the technical key points of the feeding device comprise a mounting bracket, a raw material tank arranged on the mounting bracket, a plurality of supporting plates arranged on the mounting bracket, a weighing sensor arranged on the supporting plates, a connecting plate arranged at the top end of the weighing sensor, a metering hopper arranged between the connecting plates and with the feeding end communicated with the discharging end at the bottom end of the raw material tank, a control valve arranged between the raw material tank and the metering hopper, a discharging pipe arranged at the bottom end of the metering hopper, an automatic valve arranged on the mounting bracket and connected with the discharging end of the discharging pipe, a signal transmitter arranged on the weighing sensor, a liquid pump arranged at the discharging end of the automatic valve and a liquid filling pump head arranged at the discharging end of the liquid pump, the purpose of automatically adjusting the conveying speed of the materials according to the total amount of the materials is achieved.

Description

Liquid metering feeding device

Technical Field

The utility model relates to an extruder material loading field, more specifically say, it relates to a liquid measurement feeding device.

Background

The screw extruder relies on the rotatory pressure and the shearing force that produces of screw rod, can make the material fully carry out plastify and homogeneous mixing, through extruding the bush shaping, its working process is: the material enters the extruder from the hopper, is conveyed forward under the drive of the rotation of the screw, and is subjected to the heating of the charging barrel and the shearing and compression actions brought by the screw in the forward movement process to melt the material, so that the change among three states of glass state, high elastic state and viscous state is realized.

However, in the production of different functional plastics and other products, the total amount of the added materials is different, and in order to avoid the physical state change of the materials, the materials need to be completely added into the extruder at a proper speed within a specified time.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims to provide a liquid measurement feeding device can be according to the conveying speed of material total amount automatically regulated material.

In order to achieve the above purpose, the utility model provides a following technical scheme:

The utility model provides a liquid measurement feeding device, including the installing support, the head tank of setting between the installing support top, a plurality of bearing board of setting on the relative lateral wall that the installing support is located the head tank below, the weighing sensor of setting on bearing board, the connecting plate of setting on the weighing sensor top, set up between a plurality of connecting plates and the communicating measurement funnel of feed end and head tank bottom discharge end, the control flap of setting between head tank and measurement funnel, the discharging pipe of setting in measurement funnel bottom, set up on the installing support and the automatic valve who is connected with the discharging pipe discharge end, the signal transmission ware of setting on weighing sensor and set up the liquid pump at the automatic valve discharge end and set up the liquid filling pump head at liquid pump discharge end, control flap is less than the setting of measurement funnel discharge end.

Through taking above-mentioned technical scheme, the material in the head tank opens the back at control valve, enter into the metering funnel, and then the weight increase of metering funnel, and weigh the material that gets into the metering funnel through weighing sensor, and simultaneously, signal transmission ware passes the signal to automatic valve, the weight of material in the automatic valve is according to the metering funnel, the valve opening of adjusting is wide, make the liquid pump pass through liquid filling pump head and carry the material in to the extruder with suitable speed, and then add the material in the extruder completely in the specified time, avoid the material to receive the temperature influence, take place the physical state change outside the extruder, influence extruding of extruder.

the utility model discloses a further set up to, the bottom of installing support is provided with the dolly that slides, the liquid pump sets up on the dolly that slides.

By adopting the technical scheme, the feeding device can be freely moved, so that the extruder can be used for feeding materials at will, the use is more flexible, and the utilization rate of the feeding device is improved.

The utility model discloses a further set up to, its characterized in that: the head tank is a double-layer preheating head tank.

through adopting above-mentioned technical scheme, preheat before adding the material to the metering hopper, not only can promote the material misce bene when the material is multiple component, can reduce the energy consumption of extruder at heating material in-process moreover, it is more energy-conserving, also avoid the material to take place the solidification phenomenon when not getting into the extruder simultaneously.

The utility model discloses a further set up to, be provided with a plurality of supporting shoes on the coplanar on metering funnel's the lateral wall, the supporting shoe is provided with the guide way that extends along vertical direction on keeping away from metering funnel's the lateral wall, the cell wall bottom that the guide way is relative with the notch is provided with supports the groove, be provided with flexible drive arrangement on the lateral wall that the installing support is relative with the guide way, flexible drive arrangement's drive end is provided with the guide bar of sliding in the guide way, the guide bar is kept away from flexible drive arrangement's one end and is provided with the supporting shoe that supports the groove and peg graft.

through adopting above-mentioned technical scheme, when reinforced in to the metering funnel, the supporting shoe that flexible drive arrangement will pull out the support groove, and the guide bar slides in the guide way simultaneously, can make metering funnel can be in vertical direction steady movement, and simultaneously when not reinforced, the supporting shoe inserts and supports the inslot, can make the guide block play to the metering funnel and support about, avoids weighing sensor to receive the pressure that metering funnel weight produced for a long time and takes place to damage.

The utility model discloses a further set up as, be provided with the spin on the perisporium of guide bar.

Through adopting above-mentioned technical scheme, turn into rolling friction by sliding friction with the friction form between guide bar and the guide way, reduce the frictional force between guide bar and the guide way, and then avoid the frictional force between guide way and the guide bar to send the detection of sensor to the influence.

The utility model discloses a further set up to, the cover is equipped with the support ring on the guide bar, the lower surface of support ring and installing support are located and are provided with the anchor strut between the lateral wall at flexible drive arrangement place.

Through taking above-mentioned technical scheme, form triangle-shaped between anchor strut, guide bar and installing support, because triangle-shaped is difficult for taking place deformation, withhold and increase the fastness of guide bar on the installing support, and then can increase the supporting shoe and carry out better support to the measurement funnel, simultaneously, set up the support ring, remove the in-process at the guide bar, the support ring slides on the guide bar, can not take place to interfere with the guide bar.

the utility model discloses a further set up as, the dolly that slides includes the sweep of being connected with the installing support bottom and sets up the wheel in pairs in the sweep bottom, two relatively the fixed axis of rotation that is provided with between the wheel center, it is provided with along perpendicular to axis of rotation pivoted locating plate to rotate on the adjacent and parallel lateral wall of sweep and axis of rotation, the lateral wall of sweep and locating plate articulate between the lateral wall of axis of rotation have telescopic cylinder, the one end that the sweep was kept away from to the locating plate is provided with magnetism location arc board, be provided with the magnetism location arc piece of being connected with magnetism location arc board magnetism on the axis of rotation perisporium.

By adopting the technical scheme, the telescopic cylinder drives the positioning plate to rotate, when the magnetic positioning arc plate is magnetically connected with the magnetic positioning arc block, the rotation of the rotating shaft can be limited, so that the wheels can be limited to roll, the sliding trolley stops moving, and the feeding device can stably feed materials into the extruder.

The utility model discloses a further set up to, be provided with a plurality of spacing insections that extend along the horizontal direction in the concave surface of magnetism location arc board orientation axis of rotation, be provided with the location insection of a plurality of and spacing insection joint on the convex surface of magnetism location arc piece.

Through adopting above-mentioned technical scheme, when magnetism location arc board and magnetism location arc piece magnetism were connected, location insection and spacing insection to the joint, and then can further restrict the axis of rotation and rotate to make the dolly that slides reinforced more steadily.

To sum up, the utility model discloses following beneficial effect has:

1. The utility model discloses a weighing sensor is weighed the material that gets into the metering funnel, and simultaneously, signal transmission ware passes the signal to automatic valve, and automatic valve adjusts the valve opening according to the weight of the interior material of metering funnel, makes the liquid pump transport the material to the extruder with suitable speed through the liquid filling pump head, and then adds the material completely in the extruder within the stipulated time, avoids the material to receive the temperature influence, takes place the change of attitude outside the extruder, influences the extrusion of extruder;

2. The utility model discloses set up the dolly that slides, improved feeding device's utilization ratio to rotate through telescopic cylinder drive locating plate, make magnetism location arc board and magnetism location arc piece magnetism be connected, thereby the restriction axis of rotation rotates, makes then and to restrict the wheel and roll, makes the dolly stop motion that slides, makes feeding device can be steadily reinforced in to the extruder.

Drawings

Fig. 1 is a plan view of a structure according to an embodiment of the present invention.

Fig. 2 is a schematic diagram of a structure of a second embodiment of the present invention.

Fig. 3 is a schematic view of a supporting block structure according to a second embodiment of the present invention.

Fig. 4 is an enlarged view of a portion a in fig. 2.

Reference numerals: 1. mounting a bracket; 2. a raw material tank; 3. a support plate; 4. a weighing sensor; 5. a connecting plate; 6. a metering hopper; 7. a control valve; 8. a discharge pipe; 9. an automatic valve; 10. a signal transmitter; 11. a liquid pump; 12. a liquid filling pump head; 13. a sliding trolley; 14. a support block; 15. a guide groove; 16. a guide bar; 17. a support groove; 18. a telescopic driving device; 19. rolling a ball; 20. a reinforcing rod; 21. positioning the insections; 22. turning a plate; 23. a wheel; 24. a rotating shaft; 25. positioning a plate; 26. a telescopic cylinder; 27. a magnetic positioning arc plate; 28. a magnetic positioning arc block; 29. limiting insection; 30. and (3) supporting the ring.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

The first embodiment is as follows:

The utility model discloses a liquid metering and feeding device, as shown in figure 1, comprising a mounting bracket 1, a raw material tank 2 arranged between the top ends of the mounting bracket 1, a plurality of bearing plates 3 arranged on the opposite side walls of the mounting bracket 1 below the raw material tank 2, a weighing sensor 4 arranged on the bearing plates 3, a connecting plate 5 arranged at the top end of the weighing sensor 4, a metering funnel 6 arranged between the connecting plates 5 and having a feeding end communicated with the discharging end at the bottom end of the raw material tank 2, a control valve 7 arranged between the raw material tank 2 and the metering funnel 6, a discharging pipe 8 arranged at the bottom end of the metering funnel 6, an automatic valve 9 arranged on the mounting bracket 1 and connected with the discharging end of the discharging pipe 8, a signal transmitter 10 arranged on the weighing sensor 4, a liquid pump 11 arranged at the discharging end of the automatic valve 9 and a liquid filling 12 arranged at the discharging end of the liquid pump 11, the head tank 2 is preheated head tank 2 for the double-deck area, and control flap 7 is less than the bottom that 6 discharge ends of metering funnel set up installing support 1 and is provided with the dolly 13 that slides, and liquid pump 11 sets up on the dolly 13 that slides.

The working process is as follows:

Firstly, the sliding trolley 13 is pushed, the feeding device is pushed to the side of the extruder, materials are placed in the raw material tank 2 and are preheated at the same time, then the control valve 7 is opened, the materials are filled into the metering hopper 6, the materials in the metering hopper 6 are weighed through the weighing sensor 4, the signal transmitter 10 transmits signals to the automatic valve 9, the opening degree of the automatic valve 9 is adjusted, the material conveying speed of the liquid pump 11 is controlled, and then the materials are filled into the extruder at a proper speed through the liquid filling pump head 12.

Example two:

A liquid metering feeding device is shown in figure 2 and figure 3, and the difference between the second embodiment and the first embodiment is that: the outer side wall of the metering funnel 6 is provided with a plurality of supporting blocks 14 on the same plane, the supporting block 14 is provided with a guide groove 15 extending along the vertical direction far away from the side wall of the metering funnel 6, the bottom end of the groove wall of the guide groove 15 opposite to the notch is provided with a supporting groove 17, the side wall of the mounting bracket 1 opposite to the guide groove 15 is provided with a telescopic driving device 18, the driving end of the telescopic driving device 18 is provided with a guide rod 16 sliding in the guide groove 15, one end of the guide rod 16 far away from the telescopic driving device 18 is provided with the supporting block 14 inserted with the supporting groove 17, the circumferential wall of the guide rod 16 is provided with a rolling ball 19, the guide rod 16 is sleeved with a supporting ring 30, a reinforcing rod 20 is arranged between the lower surface of the supporting ring 30 and the side wall of the mounting bracket 1 at the position of the; when the feeding device is not used, the supporting block 14 is pushed into the supporting groove 17 by the telescopic driving device 18, so that the guide rod 16 can support the metering hopper 6, when the feeding device is used, the supporting block 14 is pulled out of the supporting groove 17 by the telescopic driving device 18, the guide rod 16 slides in the guide groove 15, meanwhile, the rolling ball 19 rolls, and the weight detection of the weighing sensor 4 on the material in the metering hopper 6 can not be influenced while the feeding device is guided by the metering hopper 6.

As shown in fig. 2 and 4, the sliding trolley 13 includes a vehicle plate 22 connected to the bottom end of the mounting bracket 1 and paired wheels 23 disposed at the bottom end of the vehicle plate 22, a rotating shaft 24 is fixedly disposed between the wheel centers of the two opposite wheels 23, a positioning plate 25 rotating perpendicular to the rotating shaft 24 is rotatably disposed on the side wall of the vehicle plate 22 adjacent to and parallel to the rotating shaft 24, a telescopic cylinder 26 is hinged between the side wall of the vehicle plate 22 and the side wall of the positioning plate 25 facing the rotating shaft 24, a magnetic positioning arc plate 27 is disposed at one end of the positioning plate 25 away from the vehicle plate 22, a magnetic positioning arc block 28 magnetically connected to the magnetic positioning arc plate 27 is disposed on the peripheral wall of the rotating shaft 24, a plurality of horizontally extending limiting teeth 29 are disposed in the concave surface of the magnetic positioning arc plate 27 facing the rotating shaft 24, and a plurality of positioning teeth 21 clamped with the limiting teeth 29 are disposed on the convex surface; when the sliding trolley 13 is pushed, the telescopic cylinder 26 is started, the magnetic positioning arc plate 27 is magnetically separated from the magnetic positioning arc block 28, the sliding trolley 13 freely moves, and when feeding is carried out, the magnetic positioning arc plate 27 and the magnetic positioning arc block 28 are buckled together, so that the movement of the sliding trolley 13 is limited.

the working process is as follows:

the telescopic cylinder 26 is started to magnetically separate the magnetic positioning arc plate 27 from the magnetic positioning arc block 28, the sliding trolley 13 is pushed to the extruder, the telescopic cylinder 26 is started again, the magnetic positioning arc plate 27 and the magnetic positioning arc block 28 are buckled together, the limiting insection 29 and the positioning insection 21 are clamped, meanwhile, the supporting block 14 is pulled out from the supporting groove 17, and therefore the feeding device can stably feed materials into the extruder.

the present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications to the present embodiment without inventive contribution as required after reading the present specification, but all of them are protected by patent laws within the scope of the claims of the present invention.

Claims

1. The utility model provides a liquid measurement feeding device which characterized in that: comprises a mounting bracket (1), a raw material tank (2) arranged between the top end of the mounting bracket (1), a plurality of bearing plates (3) arranged on the opposite side walls of the mounting bracket (1) below the raw material tank (2), a weighing sensor (4) arranged on the bearing plates (3), a connecting plate (5) arranged on the top end of the weighing sensor (4), a metering funnel (6) arranged between the connecting plates (5) and communicated with the discharge end at the bottom end of the raw material tank (2), a control valve (7) arranged between the raw material tank (2) and the metering funnel (6), a discharge pipe (8) arranged at the bottom end of the metering funnel (6), an automatic valve (9) arranged on the mounting bracket (1) and connected with the discharge end of the discharge pipe (8), a signal transmitter (10) arranged on the weighing sensor (4), a liquid pump (11) arranged at the discharge end of the automatic valve (9) and a liquid filling arranged at the discharge end of the liquid pump (11) The pump head (12), control flap (7) are less than the setting of measurement funnel (6) discharge end.

2. Liquid dosing feeding device according to claim 1, characterised in that: the bottom of installing support (1) is provided with dolly (13) that slides, liquid pump (11) set up on dolly (13) that slides.

3. Liquid dosing feeding device according to claim 1, characterised in that: the feed tank (2) is a double-layer preheating feed tank.

4. Liquid dosing feeding device according to claim 1, characterised in that: be provided with a plurality of supporting shoes (14) on the coplanar on the lateral wall of measurement funnel (6), be provided with guide way (15) that extend along vertical direction on the lateral wall that measurement funnel (6) were kept away from in supporting shoe (14), guide way (15) are provided with support groove (17) with the cell wall bottom that the notch is relative, be provided with flexible drive arrangement (18) on installing support (1) and the lateral wall that guide way (15) are relative, the drive end of flexible drive arrangement (18) is provided with guide bar (16) that slides in guide way (15), the one end that flexible drive arrangement (18) were kept away from in guide bar (16) is provided with supporting shoe (14) that support groove (17) was pegged graft.

5. Liquid dosing feeding device according to claim 4, characterised in that: the peripheral wall of the guide rod (16) is provided with a rolling ball (19).

6. Liquid dosing feeding device according to claim 5, characterised in that: the guide rod (16) is sleeved with a support ring (30), and a reinforcing rod (20) is arranged between the lower surface of the support ring (30) and the side wall of the mounting support (1) where the telescopic driving device (18) is located.

7. Liquid dosing feeding device according to claim 2, characterised in that: trolley (13) that slides includes sweep (22) of being connected with installing support (1) bottom and sets up wheel (23) in pairs in sweep (22) bottom, two relatively wheel (23) wheel center is fixed between and is provided with axis of rotation (24), it is provided with along perpendicular to axis of rotation (24) pivoted locating plate (25) to rotate on the adjacent and parallel lateral wall of sweep (22) and axis of rotation (24), it has telescopic cylinder (26) to articulate between the lateral wall of sweep (22) and locating plate (25) orientation axis of rotation (24), the one end that sweep (22) were kept away from in locating plate (25) is provided with magnetism location arc board (27), be provided with magnetism location arc piece (28) of being connected with magnetism location arc board (27) on axis of rotation (24) perisporium.

8. Liquid dosing feeding device according to claim 7, characterised in that: the magnetic positioning arc plate (27) is provided with a plurality of limiting insections (29) extending along the horizontal direction in a concave surface facing the rotating shaft (24), and a plurality of positioning insections (21) connected with the limiting insections (29) are arranged on a convex surface of the magnetic positioning arc block (28).