CN206232156U - A kind of improved screw feeding device - Google Patents

A kind of improved screw feeding device Download PDF

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Publication number
CN206232156U
CN206232156U CN201621323015.2U CN201621323015U CN206232156U CN 206232156 U CN206232156 U CN 206232156U CN 201621323015 U CN201621323015 U CN 201621323015U CN 206232156 U CN206232156 U CN 206232156U
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China
Prior art keywords
rotating shaft
cylinder
feed pipe
helical blade
diameter
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CN201621323015.2U
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Chinese (zh)
Inventor
叶能魁
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Automation Equipment (jiangsu) Co Ltd
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Automation Equipment (jiangsu) Co Ltd
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Priority to CN201621323015.2U priority Critical patent/CN206232156U/en
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Abstract

The utility model is related to a kind of improved screw feeding device,Including feed box,First rotating shaft and the second rotating shaft are provided with feed box,Agitating device is provided with first rotating shaft,Agitating device right-hand member is provided with the first helical blade,Second rotating shaft is located at first rotating shaft lower section,The second helical blade is provided with second rotating shaft,First,Second rotating shaft is respectively to the right through feed box through in the first feed pipe and the second feed pipe to discharge device,First rotating shaft,The left end of the second rotating shaft passes through first shaft coupling respectively,Second shaft coupling is connected with the first motor and the second motor,The bottom of the discharge device is provided with discharge gate,The left end of discharge device is provided with the first cylinder and the second cylinder,First cylinder and the first feed pipe correspondence,Second cylinder and the second feed pipe correspondence,The left end of the first cylinder is provided with the first cylinder plug,The left end of the second cylinder is provided with the second cylinder plug.The utility model reasonable in design, it is possible to increase the measuring accuracy of feeding device.

Description

A kind of improved screw feeding device
Technical field
The utility model is related to macromolecule material product industry feed proportioning to weigh conveying equipment, more particularly to a kind of improvement Screw feeding device.
Background technology
In macromolecule material product field, it will usually use conveying worm conveying black carbon, calcium carbonate, stearic acid, oxygen Change powdery, the microgranular loose unpacked materials such as zinc, Cosan, but in the formula for needing quantitative, accuracy requirement higher, it is this Helix transporting device is difficult to realize accurate Automatic-feeding due to the effect of rotating shaft inertia.
Patent 201320792440.6 discloses a kind of screw feeding device, including raw material temporary storage barrel, in temporary storage barrel laterally Rotating shaft a and rotating shaft b with helical blade are provided with, the diameter of rotating shaft a is less than rotating shaft b, and rotating shaft b is located at rotating shaft a underfaces, both of which It is provided with independent motor;Agitating device is additionally provided with the temporary storage barrel, the agitating device is on rotating shaft a.Temporary storage barrel Discharging opening is externally provided with tremie pipe, and rotating shaft a and rotating shaft b is extended in tremie pipe after stretching out discharging opening respectively by feed pipe, it is described under Expects pipe opposite side is provided with feeding interface tube.The utility model has the beneficial effect that:The utility model is by agitating device and small spiral shell Rotation conveying device shares a power transmission shaft, using a motor, reduces the volume of whole equipment, also reduces energy consumption; Design employ helical blade of different shapes, by different spacing arrangement combinations, can cause material conveying when be uniformly dispersed, flow Speed stabilization, is easy to coordinate measuring equipment to improve measuring accuracy;Meanwhile, the utility model can also be by more than one screw feeding Device body is connected to same tremie pipe, composition screw feeding device combination, such that it is able to carry out several raw material simultaneously Dispensing, saves the dispensing time, raising efficiency.
But the utility model also has the following disadvantages:
1st, during dispensing is terminated, rotating shaft a and rotating shaft b may proceed to drive the in rotating shaft in the presence of inertia First, the second helical blade rotation, and then continue, to the material added in tremie pipe in temporary storage barrel, to cause the proportioning of raw material to change Become, influence the quality of following process product.
Utility model content
The purpose of this utility model is the problem for overcoming prior art to exist, there is provided a kind of improved screw feeding device, Can eliminate under effect of inertia, continue the problem for adding materials, improve the precision of metering supply device.
The utility model solves the technical scheme that its technical problem used:Including feed box, set in the feed box First rotating shaft and the second rotating shaft are equipped with, agitating device, first turn of the agitating device right-hand member are provided with the first rotating shaft It is provided with the first helical blade on axle, second rotating shaft is located at the lower section of first rotating shaft, the is provided with second rotating shaft Two helical blades, first, second rotating shaft is respectively to the right through feed box through the first feed pipe and the second feed pipe to discharge In device, the first rotating shaft, the left end of the second rotating shaft are respectively by first shaft coupling, second shaft coupling and the first motor With the connection of the second motor, the bottom of the discharge device is provided with discharge gate, and the left end of the discharge device is provided with the One cylinder and the second cylinder, first cylinder and the first feed pipe correspondence, second cylinder and the second feed pipe correspondence, institute The left end for stating the first cylinder is provided with the first cylinder plug, and the left end of second cylinder is provided with the second cylinder plug.
Used as the content that this programme optimizes, the first helical blade shape in the first rotating shaft is identical, equal in magnitude, the Equidistant placement between one helical blade, the second helical blade shape in second rotating shaft is identical, equal in magnitude, the second spiral Equidistant placement between blade.
Used as the content that this programme optimizes, the diameter with diameter greater than the first helical blade of first feed pipe is described The diameter with diameter greater than the second helical blade of the second feed pipe, and the diameter of the first feed pipe and the first helical blade diameter Difference and the difference of diameter of the second feed pipe and the second helical blade be respectively less than 1 centimetre.
Used as the content that this programme optimizes, first cylinder plug and the second cylinder plug are shaped as frustum cone structure, described First, second feed pipe is also the frustum cone structure for matching with the junction of first, second cylinder plug.
The beneficial effects of the utility model:
1st, the first cylinder and the second cylinder that the utility model is set can be in the first motor and the second motors Worked during power-off, in time block the feeding outlet of the first feed pipe and the second feed pipe, prevented under effect of inertia, spiral transferring Send device to continue through the first feed pipe, the second feed pipe to continue, to dispensing is added in discharge device, to enter screw feeding The accurate control of row;2nd, the first cylinder plug and the second cylinder plug be arranged to frustum cone structure and with round platform knot in first, second feed pipe Structure is corresponding, and this frame mode completely can increase the exit seal of first, second feed pipe, and the structure design of round platform Plus cylinder plug wearability and improve the service life of cylinder plug and feed pipe.
Brief description of the drawings
The utility model is described in further detail with reference to the accompanying drawings and detailed description.
Fig. 1 is the utility model overall structure diagram;
Fig. 2 is the utility model cylinder plug structural representation;
Fig. 3 is the utility model feed pipe structural representation;
Wherein:1st, the first motor, 2, first shaft coupling, 3, feed box, 4, agitating device, 5, first rotating shaft, 6, One helical blade, the 7, first feed pipe, the 8, first cylinder plug, 9, discharge device, the 10, first cylinder, the 11, second cylinder, 12, row Material mouth, the 13, second cylinder plug, the 14, second feed pipe, the 15, second helical blade, the 16, second rotating shaft, 17, second shaft coupling, 18th, the second motor.
Specific embodiment
All accompanying drawings are only easy to explanation the utility model basic condition below, will be to constituting preferred embodiment in accompanying drawing Component count, position, the extension of relation and size will have been described, the phase after reading and understanding situation of the present utility model The change of pass belongs to industry technical ability.In addition, after reading and understanding situation of the present utility model, coordinating specific strength, weight The change of amount, intensity and similar desired accurate dimension and dimension scale also falls within industry technical ability.
Same or like component is indicated with identical label in different figures;In addition it is understood that such as " first " in text, " second ", " the 3rd ", " on ", D score, "front", "rear", " interior ", " outward ", " end ", " portion ", " section ", " width ", " thickness ", " area " Etc. and similar term be only easy to observer to describe the utility model with reference to being constructed in figure and be only used for help, be not To restriction of the present utility model.For example, the first cylinder of the present utility model, the second cylinder can design same size.
Embodiment:
As shown in Figure 1 to Figure 3, it is provided with a kind of improved screw feeding device, including feed box 3, the feed box 3 The rotating shaft 16 of first rotating shaft 5 and second, is provided with agitating device 4, the first of the right-hand member of the agitating device 4 in the first rotating shaft 5 The first helical blade 6 is provided with rotating shaft 5, second rotating shaft 16 is located at the lower section of first rotating shaft 5, in second rotating shaft 16 The second helical blade 15 is provided with, first, second rotating shaft is respectively to the right through feed box 3 through the first feed pipe 7 and second In feed pipe 14 to discharge device 9, the first rotating shaft 5, the left end of the second rotating shaft 16 pass through first shaft coupling 2, second respectively Shaft coupling 17 is connected with the first motor 1 and the second motor 18, and the bottom of the discharge device 9 is provided with discharge gate 12, the left end of the discharge device 9 is provided with the first cylinder 10 and the second cylinder 11, the feed pipe of first cylinder 10 and first 7 correspondences, the correspondence of 11 and second feed pipe of the second cylinder 14, the left end of first cylinder 10 is provided with the first cylinder plug 8, The left end of second cylinder 11 is provided with the second cylinder plug 13.
Used as above-mentioned preferred scheme, the first helical blade shape in the first rotating shaft is identical, equal in magnitude, and first Equidistant placement between helical blade, the second helical blade shape in second rotating shaft is identical, equal in magnitude, the second helical-blade Equidistant placement between piece, the shape using equidistant placement is identical, and equal-sized helical blade equipment cost is low, replaces maintenance side Just.
As above-mentioned preferred scheme, the diameter with diameter greater than the first helical blade of first feed pipe, described The diameter with diameter greater than the second helical blade of two feed pipes, and the diameter of the first feed pipe and the first helical blade diameter it The difference of the diameter of difference and the second feed pipe and the second helical blade is respectively less than 1 centimetre, feed pipe with diameter greater than helical blade Diameter enables that helical blade is placed in feed pipe, and less gap ensure that the stability of feed.
Used as above-mentioned preferred scheme, first cylinder plug and the second cylinder plug are shaped as frustum cone structure, described First, the second feed pipe is also the frustum cone structure for matching with the junction of first, second cylinder plug, and the structure design of round platform can Ensure the sealing of cylinder plug and feed pipe closely, and the service life of cylinder plug can be improved, reduce cylinder plug and feed pipe it Between abrasion.
Specific works mode:
As shown in Figure 1 to Figure 3, in actual production process, dispensing first passes around feed box, and dress is stirred in feed box Put, the first helical blade, the second helical blade can together be rotated under the drive of first, second motor, while stirring, while it is defeated Material provide and deliver in discharge device, when dispensing reaches setting value, first, second motor can be stopped, now first, the Two cylinders are made a response rapidly, control first, second cylinder plug first, second charging line is blocked into sealing, prevent dispensing after Continuous addition, so as to ensure the accuracy of spiral proportioner metering, when needing to carry out next step operation, control device can be opened first Take offence cylinder, cylinder is resetted and restart motor and carry out with feeding operation, so circulation.
Basic teaching of the present utility model has been illustrated, for the people with the usual technical ability in this area, many extensions To be aobvious and the person of being apparent from change.Because the utility model that specification is disclosed can be without departing from the utility model spirit or substantially Other particular forms of feature are implemented, and some forms of these particular forms have been noted, so, what specification was disclosed Embodiment should be regarded as illustrating rather than limitation.Scope of the present utility model is defined by appended claim, without It is to be defined by described above, all changes of impartial meaning and scope for falling into claim still will be contained in it Within the scope of.
To sum up, the utility model produces a desired effect.

Claims (4)

1. a kind of improved screw feeding device, including feed box, is provided with first rotating shaft and the second rotating shaft in the feed box, Agitating device is provided with the first rotating shaft, the first helical blade is provided with the first rotating shaft of the agitating device right-hand member, Second rotating shaft is located at the lower section of first rotating shaft, and the second helical blade, described first, second are provided with second rotating shaft Rotating shaft respectively to the right through feed box through in the first feed pipe and the second feed pipe to discharge device, the first rotating shaft, second The left end of rotating shaft is connected by first shaft coupling, second shaft coupling with the first motor and the second motor respectively, and it is special Levy and be:The bottom of the discharge device is provided with discharge gate, and the left end of the discharge device is provided with the first cylinder and second Cylinder, first cylinder and the first feed pipe correspondence, second cylinder and the second feed pipe correspondence, first cylinder Left end is provided with the first cylinder plug, and the left end of second cylinder is provided with the second cylinder plug.
2. a kind of improved screw feeding device according to claim 1, it is characterised in that:In the first rotating shaft One helical blade shape is identical, equal in magnitude, equidistant placement between the first helical blade, the second spiral in second rotating shaft Blade shape is identical, equal in magnitude, equidistant placement between the second helical blade.
3. a kind of improved screw feeding device according to claim 1, it is characterised in that:First feed pipe it is straight Footpath more than the first helical blade diameter, the diameter with diameter greater than the second helical blade of second feed pipe, and first send The difference of the diameter of the difference of the diameter of the diameter of expects pipe and the first helical blade and the second feed pipe and the second helical blade is respectively less than 1 Centimetre.
4. a kind of improved screw feeding device according to claim 1, it is characterised in that:First cylinder plug and Two cylinder plugs are shaped as frustum cone structure, and the junction of first, second feed pipe and first, second cylinder plug is also kissing The frustum cone structure of conjunction.
CN201621323015.2U 2016-12-05 2016-12-05 A kind of improved screw feeding device Active CN206232156U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201621323015.2U CN206232156U (en) 2016-12-05 2016-12-05 A kind of improved screw feeding device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201621323015.2U CN206232156U (en) 2016-12-05 2016-12-05 A kind of improved screw feeding device

Publications (1)

Publication Number Publication Date
CN206232156U true CN206232156U (en) 2017-06-09

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201621323015.2U Active CN206232156U (en) 2016-12-05 2016-12-05 A kind of improved screw feeding device

Country Status (1)

Country Link
CN (1) CN206232156U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110040449A (en) * 2019-05-31 2019-07-23 吴永福 A kind of screw feeding device for food machinery

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110040449A (en) * 2019-05-31 2019-07-23 吴永福 A kind of screw feeding device for food machinery
CN110040449B (en) * 2019-05-31 2021-04-23 江苏迈尔斯自动化设备有限公司 Spiral feeding device for food machinery

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