CN205274770U

CN205274770U - Weighing feeder

Info

Publication number: CN205274770U
Application number: CN201620036533.XU
Authority: CN
Inventors: 韦敏
Original assignee: Guangzhou Dinghui Machinery Equipment Co Ltd; Guangzhou Master Technologies Co Ltd
Current assignee: GUANGZHOU DINGSUI MACHINERY EQUIPMENT Co.,Ltd.
Priority date: 2016-01-13
Filing date: 2016-01-13
Publication date: 2016-06-01
Anticipated expiration: 2026-01-13

Abstract

Weighing feeder includes agitating unit, feed arrangement and is used for the title to get the weighing device of agitating unit and feed arrangement material. Agitating unit include a drive arrangement, hopper, (mixing) shaft, a stirring vane and with synchronous the 2nd stirring vane of pivoted of a stirring vane. The hopper includes a toper section of thick bamboo and the globular section of thick bamboo of intercommunication, and a globular section of thick bamboo is located the less one end of toper section of thick bamboo lower part opening. A stirring vane lies in a toper section of thick bamboo, and the 2nd stirring vane lies in a globular section of thick bamboo. A stirring vane and the 2nd stirring vane all install in the (mixing) shaft, and the input of (mixing) shaft is connected in the drive of a drive arrangement's output. This weighing feeder only needs perpendicular (mixing) shaft to stir, has cancelled the shaft coupling, horizontal (mixing) shaft, and weighing feeder's volume and weight all reduce than original by a wide margin, seem lighter and handier.

Description

Weighing feeder

Technical field

The utility model relates to automatic feeder field, specifically, it relates to a kind of Weighing feeder.

Background technology

Weighing spiral feeder is that various powdery, bulk cargo shape material are carried out continus convergence, dynamic measurement, control to the measure of production equipment of material. It is widely used in the industries such as cement, chemical industry, metallurgy, pottery, grain, transport. As metering, batching complete machine automated installation, can be field management, operation continuous data and control device accurately are provided.

The hopper of Weighing feeder of the prior art adds enough materials, in feeding procedure, vertical stir shaft and horizontal stir shaft are not stopped work work, material enters hopper pipe under gravity, then pushed away by screw rod and discharge into sleeve, horizontal stir shaft acts on while vertical stir shaft so that it is the structure of transmission module increases greatly, and the volume and weight of whole instrument is all bigger.

Practical novel content

The purpose of this utility model is to provide a kind of Weighing feeder, and wherein the structure of transmission module significantly simplifies, and eliminates shaft coupling, and level stirs and merges into new vertical stirring with vertical stirring, reduces its volume and weight.

The utility model realizes by the following technical solutions:

A kind of Weighing feeder, comprises whipping appts, feeding unit and for taking described whipping appts and the weighing device of described feeding unit material. Whipping appts comprises the first drive unit, hopper, stir shaft, the first agitating vane and the 2nd agitating vane with the first agitating vane synchronous axial system. Hopper comprises the conically shaped of connection and spherical cylinder, and spherical cylinder is positioned at the less one end of conically shaped lower openings. First agitating vane is positioned at conically shaped, and the 2nd agitating vane is positioned at spherical cylinder, and the first agitating vane and the 2nd agitating vane are all installed on stir shaft. The output terminal of the first drive unit drives the input terminus connecting stir shaft. The bottom of spherical cylinder is provided with outlet, and feeding unit comprises opening for feed and discharge port, and outlet is connected opening for feed. Weighing device is positioned at the lower section of whipping appts and feeding unit.

Further, in the utility model preferred embodiment, above-mentioned 2nd agitating vane is connected to the end away from the first drive unit of stir shaft.

Further, in the utility model preferred embodiment, above-mentioned 2nd agitating vane and stir shaft removably connect.

Further, in the utility model preferred embodiment, above-mentioned whipping appts also comprises hopper cover and feed-pipe, and hopper cover mounts cover in the bigger one end of the upper opening of conically shaped, and feed-pipe is arranged in hopper cover, and feed-pipe is connected with hopper.

Further, in the utility model preferred embodiment, above-mentioned feeding unit comprises the 2nd drive unit, sleeve, hopper pipe and screw rod, screw rod is positioned at hopper pipe, the output terminal of the 2nd drive unit drives connecting screw rod, makes screw rod rotate relative to hopper pipe, and opening for feed is opened on the tube wall of hopper pipe, discharge port is positioned at the end of hopper pipe, and hopper pipe is connected sleeve by discharge port.

Further, in the utility model preferred embodiment, above-mentioned screw rod comprises the first screw rod and the 2nd screw rod of parallel setting, and the first screw flight peak coordinates with the 2nd screw flight low ebb.

Further, in the utility model preferred embodiment, above-mentioned 2nd drive unit comprises driving module and conveying deceleration motor, drives the output terminal of module to drive connecting screw rod, carries deceleration motor and drive model calling.

Further, in the utility model preferred embodiment, above-mentioned 2nd drive unit also comprises frequency transformer and controller, and frequency transformer is electrically connected with conveying deceleration motor, and controller is electrically connected with frequency transformer.

Further, in the utility model preferred embodiment, above-mentioned weighing device comprises LOAD CELLS, and LOAD CELLS is arranged on the lower section of hopper pipe.

Further, in the utility model preferred embodiment, above-mentioned Weighing feeder also comprises base, and LOAD CELLS is installed on base.

The useful effect of Weighing feeder of the present utility model is:

The Weighing feeder that the utility model provides, hopper comprises the conically shaped of connection and spherical cylinder, spherical cylinder is positioned at the less one end of conically shaped lower openings, first agitating vane is positioned at conically shaped, 2nd agitating vane is positioned at spherical cylinder, first agitating vane and the 2nd agitating vane are all installed on stir shaft, its the 2nd agitating vane is directly connected with stir shaft, eliminate shaft coupling, horizontal agitating vane merges into the 2nd agitating vane with vertical agitating vane, the volume and weight of Weighing feeder is all significantly reduced than original, seems lighter and handier. In addition, the output terminal of the first drive unit drives the input terminus connecting stir shaft, makes the first agitating vane and the 2nd agitating vane synchronous axial system, and the first drive unit can with control first agitating vane and the 2nd agitating vane, making stirring more thorough, charging is more even. In addition, the bottom of spherical cylinder is provided with outlet, and feeding unit comprises opening for feed and discharge port, and outlet is connected opening for feed, and feeding unit is for being delivered to discharge port by material from opening for feed, it is possible to by material smooth delivery of power to the position specified. Weighing device is positioned at the lower section of feeding unit, for taking the weight that outlet enters the material of opening for feed, makes this Weighing feeder while reaching convey materials, it is possible to the operational throughput of material to be measured, is convenient to control the operational throughput of material.

Accompanying drawing explanation

In order to be illustrated more clearly in the technical scheme of the utility model embodiment, it is briefly described to the accompanying drawing used required in embodiment below, it is to be understood that, the following drawings illustrate only some embodiment of the present utility model, therefore should not be counted as is the restriction to scope, for those of ordinary skill in the art, under the prerequisite not paying creative work, it is also possible to obtain other relevant accompanying drawings according to these accompanying drawings.

Fig. 1 is the structural representation of the utility model Weighing feeder;

Fig. 2 is the structural representation of the whipping appts of the utility model Weighing feeder;

Fig. 3 is the structural representation of the feeding unit of the utility model Weighing feeder;

Fig. 4 is the structural representation of the twin screw of the utility model Weighing feeder;

Fig. 5 is the structural representation of the weighing device of the utility model Weighing feeder.

Reference numeral gathers:

Weighing feeder: 100; Weighing device: 120; Feeding unit: 140; Whipping appts: 160; First drive unit: 161; Stir shaft: 162; First agitating vane: 163; 2nd agitating vane: 164; Conically shaped: 165; Spherical cylinder: 166; Outlet: 167; Hopper cover: 168; Feed-pipe: 169; Opening for feed: 141; Discharge port: 142; Hopper pipe: 143; Screw rod: 144; Sleeve: 145; First screw rod: 146; 2nd screw rod: 147; 2nd drive unit: 150; Drive module 151; Conveying deceleration motor: 152; Frequency transformer: 153; Controller: 154; LOAD CELLS: 121; Outer cover: 122; Base: 180.

Embodiment

For making the object of the utility model embodiment, technical scheme and advantage clearly, below in conjunction with the accompanying drawing in the utility model embodiment, technical scheme in the utility model embodiment is clearly and completely described, obviously, described embodiment is the utility model part embodiment, instead of whole embodiments. The assembly of the utility model embodiment usually describing in accompanying drawing herein and illustrating can be arranged with various different configuration and design. Therefore, below to the detailed description of the embodiment of the present utility model provided in the accompanying drawings and the claimed scope of the present utility model of not intended to be limiting, but only represent selected embodiment of the present utility model. Based on the embodiment in the utility model, those of ordinary skill in the art are not making other embodiments all obtained under creative work prerequisite, all belong to the scope of the utility model protection.

It should be noted that: similar label and letter accompanying drawing below represents similar item, therefore, once a certain Xiang Yi accompanying drawing is defined, then do not need it carries out definition further and explains in accompanying drawing subsequently.

In description of the present utility model, it will be appreciated that, term " on ", D score, " vertically ", " top ", the orientation of the instruction such as " end " or position are closed is based on orientation shown in the drawings or position relation, it is only the utility model and simplified characterization for convenience of description, instead of indicate or imply that the equipment referred to or element must have specific orientation, with specific orientation structure and operation, therefore can not be interpreted as restriction of the present utility model.

In addition, term " first ", " the 2nd " are only for describing object, and can not be interpreted as instruction or hint relative importance or imply the quantity indicating indicated technology feature. Thus, be limited with " first ", the feature of " the 2nd " can express or implicit comprise one or more these features. In description of the present utility model, the implication of " multiple " is two or more, unless otherwise expressly limited specifically.

In the utility model, unless otherwise clearly defined and limited, the term such as term " installation ", " being connected ", " connection ", " fixing " should be interpreted broadly, such as, it is possible to be fixedly connected with, it is also possible to be removably connect, or integral; Can be mechanically connected, it is also possible to be electrical connection; Can be directly be connected, it is also possible to be indirectly connected by intermediary, it is possible to be the connection of two element internals or the interaction relationship of two elements. For the ordinary skill in the art, it is possible to understand the concrete implication of above-mentioned term in the utility model according to particular case.

In the utility model, unless otherwise clearly defined and limited, fisrt feature second feature it " on " or D score can comprise the first and second features and directly contact, it is also possible to comprise the first and second features be not directly contact but by the other characterisation contact between them. And, fisrt feature second feature " on ", " top " and " above " comprise fisrt feature directly over second feature and oblique upper, or only represent that fisrt feature level height is higher than second feature. Fisrt feature second feature " under ", " lower section " and " below " comprise fisrt feature immediately below second feature and tiltedly lower section, or only represent that fisrt feature level height is less than second feature.

First embodiment

With reference to Fig. 1, the Weighing feeder 100 that the utility model provides, comprises whipping appts 160, feeding unit 140 and for taking whipping appts 160 and the weighing device 120 of feeding unit 140 material. Material is introduced in hopper, is stirred by whipping appts 160, makes it enter feeding unit 140 after stirring, and in the process entering feeding unit 140, it is weighed by weighing device 120, and the material in feeding unit 140 outputs to specified location.

Specifically, please refer to Fig. 2, whipping appts 160 comprises the first drive unit 161, hopper, stir shaft 162, first agitating vane 163 and the 2nd agitating vane 164 with the first agitating vane 163 synchronous axial system, hopper comprises conically shaped 165 and the spherical cylinder 166 of connection, spherical cylinder 166 is positioned at the less one end of conically shaped 165 lower openings, first agitating vane 163 is positioned at conically shaped 165, 2nd agitating vane 164 is positioned at spherical cylinder 166, first agitating vane 163 and the 2nd agitating vane 164 are all installed on stir shaft 162, the output terminal of the first drive unit 161 drives the input terminus connecting stir shaft 162. conically shaped 165 and spherical cylinder 166 are provided with agitating vane simultaneously, it is possible to stir simultaneously, make stirring more thorough, and charging is more even. first agitating vane 163 and the 2nd agitating vane 164 are all arranged on stir shaft 162, stir shaft 162 can drive two kinds of agitating vanes to rotate simultaneously, the structure of transmission module is significantly simplified, eliminate shaft coupling simultaneously, the volume and weight of Weighing feeder 100 is made all to reduce a lot, more light and handy, convenient transport and storage.

Preferably, the 2nd agitating vane 164 is connected to the end away from the first drive unit 161 of stir shaft 162. 2nd agitating vane 164 is arranged on the end of stir shaft 162, stir shaft 162 does not stretch out the part of agitating vane along its axial direction due, not easily residual material on stir shaft 162, not easily stacking material between stir shaft 162 and the 2nd agitating vane 164, can more easily stir the material in spherical cylinder 166, please refer to Fig. 3, and it is pushed in the opening for feed 141 of feeding unit 140, bridge formation can not be formed between the outlet 167 and the opening for feed 141 of feeding unit 140 of hopper, be conducive to the unobstructed of charging.

Preferably, the 2nd agitating vane 164 removably connects with stir shaft 162. Due to the character of material, when not needing the 2nd agitating vane 164 or be damaged due to the 2nd agitating vane 164, it is possible to very easily to its dismounting, carry out safeguarding or changing. In the present embodiment, 2nd agitating vane 164 is connected by screw with stir shaft 162, the end of stir shaft 162 is provided with internal thread, the medium position of the 2nd agitating vane 164 is provided with through hole, screw is bolted in threaded hole through through hole, the 2nd agitating vane 164 is connected with stir shaft 162.

Specifically, the bottom of spherical cylinder 166 is provided with outlet 167, and feeding unit 140 comprises opening for feed 141 and discharge port 142, outlet 167 connection opening for feed 141. Ensure the material in whipping appts 160 can smooth delivery of power to the position specified.

Whipping appts 160 also comprises hopper cover 168 and feed-pipe 169, and hopper cover 168 mounts cover in the bigger one end of the upper opening of conically shaped 165, and feed-pipe 169 is arranged in hopper cover 168, and feed-pipe 169 is connected with hopper. first drive unit 161 is arranged on the top of stir shaft 162, for making, material enters in hopper feed-pipe 169, conically shaped 165 is up big and down small both ends open structure, material can be made to move downward due to the effect of gravity, and material is subject to hopper in the process of motion to be reduced its frictional force, material can be made to move in spherical cylinder 166 smoothly, the motion of the first agitating vane 163 simultaneously, the material on the barrel of conically shaped 165 is made more easily to enter in spherical cylinder 166 under the effect of whipping force, ensure that material exports smoothly stirring is uniform while.

Specifically, please refer to Fig. 3, feeding unit 140 comprises the 2nd drive unit 150, sleeve 145, hopper pipe 143 and screw rod 144, screw rod 144 is positioned at hopper pipe 143, the output terminal of the 2nd drive unit 150 drives connecting screw rod 144, makes screw rod 144 rotate relative to hopper pipe 143, and opening for feed 141 is opened on the tube wall of hopper pipe 143, discharge port 142 is positioned at the end of hopper pipe 143, and hopper pipe 143 is connected sleeve 145 by discharge port 142. Material enters opening for feed 141 from the outlet 167 of barrel, directly falls on screw rod 144, and screw rod 144 rotary motion, is transported in sleeve 145. Meanwhile, the gap between the rotational trajectory of screw rod 144 and stir shaft 162 is very little, and under the rotation of screw rod 144 and the double-acting of stir shaft 162, the opening for feed 141 above screw rod 144 can not form bridge formation, ensures that screw rod 144 charging is unobstructed.

Preferably, please refer to Fig. 4, the screw thread peak of the first screw rod 146 and the 2nd screw rod 147, first screw rod 146 that screw rod 144 comprises parallel setting coordinates with the screw thread low ebb of the 2nd screw rod 147. two screw rods 144 closely cooperate, namely the screw thread low ebb of the screw thread peak of the first screw rod 146 and the 2nd screw rod 147 intersects setting along the axial direction due of the first screw rod 146, the screw thread low ebb of corresponding 2nd screw rod 147 in the screw thread peak of the first screw rod 146, the screw thread peak of corresponding 2nd screw rod 147 of the screw thread low ebb of the first screw rod 146, first screw rod 146 and the 2nd screw rod 147 are very little in the gap of radial direction, the accumulation of titanium dioxide is not had between first screw rod 146 and the 2nd screw rod 147, simultaneously, due to the particular design of screw thread and the identical sense of rotation of twin screw 144, the boundary place of titanium dioxide between two screw threads is moved to contrary direction, screw rod 144 is made to have very strong automatically cleaning ability, ensure that the stable of feeding.

Specifically, the 2nd drive unit 150 comprises driving module 151 and conveying deceleration motor 152, drives the output terminal of module 151 to drive connecting screw rod 144, and module 151 is connected conveying deceleration motor 152 with driving. Deceleration motor is the structure that motor combines with speed reduction unit, the shaft rotating speed of motor is reduced to the rotating speed that you need, in the present embodiment, owing to the granularity of material may have difference, in the process that material exports at spiral, it is necessary to regulate the rotating speed of motor, or the final stage in mass transport, also needing to control the rotating speed of motor, the energy reaching consumes least carries out the object carried.

Preferably, the 2nd drive unit 150 also comprises frequency transformer 153, and frequency transformer 153 is electrically connected with conveying deceleration motor 152. Frequency transformer 153, also referred to as variable frequency drives or drived control device. Frequency transformer 153 is can the one of speed-adjusting driving system, it is frequency and the amplitude that application variable-frequency driving technique changes alternating current motor operating voltage, smoothly controlling AC electrical motor speed and torque, the most commonly input and output are all the AC/AC transmodulators of alternating-current. The signal of frequency transformer 153 exports the rotating speed that can determine to carry motor, reaches the object of the feed rate of control material.

Preferably, the 2nd drive unit 150 also comprises controller 154, and controller 154 is electrically connected with frequency transformer 153. Controller 154 refers to change the wiring of main power circuit or pilot circuit according to predetermined order and change resistance value in circuit and to control the startup of electric motor, speed governing, braking and reverse main makes device. Being made up of programmable counter, order register, instruction decoder, clock generator and operation controller, it issues order " decision-making body ", namely completes the operation coordinating and commanding whole computer system. In the process of this charging, controller 154 is made comparisons according to the sampling data of the set(ting)value of flow and sensor, then gives signal frequency conversion device 153, so that it is determined that the rotating speed of conveying motor, reaches the object of the feed rate of control material.

Please refer to Fig. 5, weighing device 120 is positioned at whipping appts 160 and the lower section of feeding unit 140.

Specifically, weighing device 120 comprises LOAD CELLS 121, and LOAD CELLS 121 is arranged on the lower section of hopper pipe 143. LOAD CELLS 121 is a kind of force transducer used on weighing apparatus, and resistance strain weighing transducer, the gravity acted on testee can be converted to the output signal that can measure by by a certain percentage. Loading point insensitive, the anti-bias load performance good linearity good, intrinsic of change, easy for installation, LOAD CELLS 121 are fixed non rotating, low cost of manufacture. In the present embodiment, the quality of material that LOAD CELLS 121 can take all parts above it and enter, but owing to it has automatic peeling function, optionally Weighing feeder 100 can be demarcated as zero point when dallying, so just can directly measure the quality of material feeding.

Preferably, the outside of LOAD CELLS 121 is also provided with outer cover 122, it is possible to protection LOAD CELLS 121, and LOAD CELLS 121 can not directly contact with outside, avoids it owing to colliding and be damaged with weight object.

Preferably, Weighing feeder 100 also comprises base 180, and base 180 is arranged on the lower section of LOAD CELLS 121. Avoiding the LOAD CELLS 121 in Weighing feeder 100 directly to contact with ground with feeding unit 140, LOAD CELLS 121 can not be damaged, and increases the sensitivity of LOAD CELLS 121; Meanwhile, base 180 can ensure that the important parts of Weighing feeder 100 can not contact with ground, it is possible to moistureproof, avoids it to get rusty.

Preferably, base 180 is installed multiple wheel, when carrying Weighing feeder 100, it is possible to directly rolling transport, it is possible to laborsaving, the object using the situation of less power to be issued to carrying Weighing feeder 100.

The foregoing is only preferred embodiment of the present utility model, be not limited to the utility model, for a person skilled in the art, the utility model can have various modifications and variations. All within spirit of the present utility model and principle, any amendment of doing, equivalent replacement, improvement etc., all should be included within protection domain of the present utility model.

Claims

1. a Weighing feeder, it is characterised in that, comprise whipping appts, feeding unit and for taking described whipping appts and the weighing device of described feeding unit material;

Described whipping appts comprises the first drive unit, hopper, stir shaft, first agitating vane and the 2nd agitating vane with described first agitating vane synchronous axial system, described hopper comprises the conically shaped of connection and spherical cylinder, described spherical cylinder is positioned at the less one end of described conically shaped lower openings, described first agitating vane is positioned at described conically shaped, described 2nd agitating vane is positioned at described spherical cylinder, described first agitating vane and described 2nd agitating vane are all installed on described stir shaft, the output terminal of described first drive unit drives the input terminus connecting described stir shaft, the bottom of described spherical cylinder is provided with outlet, described feeding unit comprises opening for feed and discharge port, described outlet is connected described opening for feed,

Described weighing device is positioned at described whipping appts and the lower section of described feeding unit.

2. Weighing feeder according to claim 1, it is characterised in that, described 2nd agitating vane is connected to the end away from described first drive unit of described stir shaft.

3. Weighing feeder according to claim 2, it is characterised in that, described 2nd agitating vane and described stir shaft removably connect.

4. Weighing feeder according to claim 1, it is characterized in that, described whipping appts also comprises hopper cover and feed-pipe, described hopper cover mounts cover in the bigger one end of the upper opening of described conically shaped, described feed-pipe is arranged in described hopper cover, and described feed-pipe is connected with described hopper.

5. Weighing feeder according to claim 1, it is characterized in that, described feeding unit comprises the 2nd drive unit, sleeve, hopper pipe and screw rod, described screw rod is positioned at described hopper pipe, the output terminal of described 2nd drive unit drives and connects described screw rod, makes described screw rod rotate relative to described hopper pipe, and described opening for feed is opened on the tube wall of described hopper pipe, described discharge port is positioned at the end of described hopper pipe, and described hopper pipe is connected described sleeve by described discharge port.

6. Weighing feeder according to claim 5, it is characterised in that, described screw rod comprises the first screw rod and the 2nd screw rod of parallel setting, and described first screw flight peak coordinates with described 2nd screw flight low ebb.

7. Weighing feeder according to claim 5, it is characterized in that, described 2nd drive unit comprises driving module and conveying deceleration motor, and the output terminal of described driving module drives and connects described screw rod, described conveying deceleration motor and described driving model calling.

8. Weighing feeder according to claim 7, it is characterised in that, described 2nd drive unit also comprises frequency transformer and controller, and described frequency transformer is electrically connected with described conveying deceleration motor, and described controller is electrically connected with described frequency transformer.

9. Weighing feeder according to claim 5, it is characterised in that, described weighing device comprises LOAD CELLS, and described LOAD CELLS is arranged on the lower section of described hopper pipe.

10. Weighing feeder according to claim 9, it is characterised in that, described Weighing feeder also comprises base, and described LOAD CELLS is installed on described base.