CN208307741U - A kind of feed screw - Google Patents

A kind of feed screw Download PDF

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Publication number
CN208307741U
CN208307741U CN201820214208.7U CN201820214208U CN208307741U CN 208307741 U CN208307741 U CN 208307741U CN 201820214208 U CN201820214208 U CN 201820214208U CN 208307741 U CN208307741 U CN 208307741U
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China
Prior art keywords
feeding
shell
feeding pipe
feed screw
motor
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Application number
CN201820214208.7U
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Chinese (zh)
Inventor
韩春杰
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Qingdao Rongtai Foundry Machinery Co Ltd
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Qingdao Rongtai Foundry Machinery Co Ltd
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Priority to CN201820214208.7U priority Critical patent/CN208307741U/en
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Abstract

The utility model discloses a kind of feed screws, its key points of the technical solution are that including feeding pipe and the motor for being installed in feeding pipe one end, helical axis are rotatably connected in feeding pipe, is installed with helical blade on helical axis;It is equipped with dismountable feeding device in the upper surface of the feeding pipe close to motor one end, feeding device includes shell and the discharge barrel for being installed in housing lower surface, and discharge barrel upper end is installed with sieve nest, and sieve nest is located in shell;Reach and material is subjected to postsearch screening, has further ensured the effect of the quality of material.

Description

A kind of feed screw
Technical field
The utility model relates to a kind of transmission device, in particular to a kind of feed screw.
Background technique
In casting process, by crushing material, transmission, stirring and etc. all carry out simultaneously, be exactly need among step It wants equipment to transmit material, therefore needs that material is directly taken in next equipment with feed screw, screw feeding Machine includes straight feeding machine and inclined feed screw, and feed screw is the revolving speed by spiral force feeding, therefore stable The stability that can guarantee feeding total amount is a kind of very widely used feeding mechanism in the industry now.
Existing to can refer to the Chinese patent that application publication number is CN105953258A, it discloses a kind of screw feeding dresses It sets, comprising: driving mechanism, the driving mechanism include stepper motor and the speed reducer that connect with the stepper motor;Conveying Pipeline, feed inlet is offered on the upside of the feeding pipe, and downside offers discharge port, and the feed inlet and discharge port Mutual dislocation is arranged in the axial direction of the feeding pipe;And screw feed mechanism, the screw feed mechanism are arranged in institute It states in feeding pipe comprising: rotary shaft, the rotary shaft are connect with the other end of the speed reducer by shaft coupling;Spiral shell Vane, the helical-blade are positioned apart from multiple, and are sheathed in the rotary shaft.At work, stepper motor connects the present invention Speed reducer is connect, by the reduction ratio between 1: 40, torque is gradually amplified, the particle that material is fallen by feed mechanism is with spiral Leaf rotation effectively improves equipment performance, reduces rate of breakdown so that it is guaranteed that feeding is stablized.
When feed screw is applied in casting field, material is entered back into feed screw after pulverized machine crushed , the outlet of feed screw is connected with agitating device, can not although pulverizer can screen material in particle The biggish material of granularity that still has avoided is fallen into feeder, to influence the quality of material.
Utility model content
The purpose of the utility model is to provide a kind of feed screw, have can material screening, be further ensured that material The advantages of quality.
The above-mentioned technical purpose of the utility model has the technical scheme that
A kind of feed screw including feeding pipe and is installed in the motor of feeding pipe one end, turns in feeding pipe It is dynamic to be connected with helical axis, helical blade is installed on helical axis;It is installed in the upper surface of the feeding pipe close to motor one end Dismountable feeding device, feeding device include shell and the discharge barrel for being installed in housing lower surface, and discharge barrel upper end is fixed There is sieve nest, and sieve nest is located in shell.
By using above scheme, feeding device is installed on conveyance conduit, feeding device is connected with pulverizer, and It is installed with the sieve nest for postsearch screening in feeding device, material can be subjected to postsearch screening, general before entrance feeder The excessive material of granularity screens.
Preferably, offering feed inlet in the upper surface of feeding pipe, feeding device is installed in the conveying pipeline at feed inlet Road upper surface, and feeding device and feeding pipe are detachably connected.
By using above scheme, feeding device is integrally larger, if be fixed together with feed screw, it has not been convenient to spiral shell The transport for revolving feeder, feeding device is bolted with feed screw together with, dismantle feeding device, both Facilitate the transport of feed screw, feed screw is also facilitated to transmit other material.
Preferably, the feeding pipe upper surface at feed inlet is installed with sealing ring, and sealing ring is fitted in feeding pipe On.
By using above scheme, the fixed sealing ring at feed inlet can be fixed on feeding pipe in feeding device When, sealing ring is in junction, can increase leakproofness between the two, can prevent the dust generated during the work time from It overflows herein.
Preferably, there is integrally formed inclined feeding cylinder in the oblique upper end of shell, end has integrally formed vertical obliquely downward Waste material cylinder, sieve nest are installed at the position that discharge barrel is connected to shell.
By using above scheme, feeding device has a feeding cylinder, a discharge barrel, a waste material cylinder, material from into Barrel enters, and by the screening of sieve nest, the material after screening is flowed into feed screw from discharge barrel, the waste material screened By waste material cylinder outflow carry out recycling reprocessing, both ensure that the quality of material in this way, and waste recovery can also have been utilized, reduction at This.
Preferably, being installed with convex block on the inclined surface inner surface of feeding cylinder, skewback is fixed on discharge barrel, sieve nest Both ends are separately fixed on convex block and skewback.
By using above scheme, because sieve nest both ends are connect with feeding cylinder with discharge barrel respectively, and feeding cylinder and discharging Cylinder is obliquely installed, so the fixation of sieve nest is very inconvenient, there is also fixed unstable problems, on feeding cylinder and discharge barrel Fixed convex block and skewback are more convenient the fixation of sieve nest, also the fixation of sieve nest can be made more stable.
Preferably, being installed with vibration motor on the lower surface of shell.
By using above scheme because material has already passed through the crushing of pulverizer, most of material be it is qualified, The material particles of only fraction are spent greatly, and shell is to be obliquely installed, and may result in qualified material also from waste material cylinder Outflow, is installed with vibration motor, vibration motor makes shell be constantly in vibrating state, material can be made to be sieved faster by sieve nest Choosing can reduce the quantity that qualified material flows out from waste material cylinder.
Preferably, feeding device is separated in the medium position of shell, feeding part and discharge portion are divided housing 135 into, and into Material part and discharge portion are detachably fixed connection.
By using above scheme, feeding device is divided into feeding part and discharge two parts, enable feeding device from Medium position is opened, and one is easy for inside cleaning feeding device, and one is that can disassemble sieve nest, convenient for the clear of sieve nest It washes, prevents sieve nest from blocking, not can be carried out the screening of material, when sieve nest needs replacing, be also convenient for the replacement of sieve nest.
Preferably, the bottom cross section of feeding pipe be in semilune, and helical blade and feeding pipe bottom interior surface It is tangent.
By using above scheme, feeding pipe bottom is semilune, and helical blade and table in feeding pipe bottom Face is tangent, and in feeding, the rotation of helical-blade can all see material off, and residual quantity very little makes the more efficient of feeding.
Preferably, protrude from feeding pipe end in one end helical axis close to motor, and the part of helical axis protrusion and Output shaft be detachably fixed connection.
By using above scheme, the output axis connection of helical axis and motor, motor can drive helical axis to rotate, accordingly The helical blade being fixed on helical axis also rotate with it, feeding process, motor can be completed by the rotation of helical blade Power can be provided for feeding process.
In conclusion the utility model has the following beneficial effects:
1. being installed with the sieve nest for postsearch screening in feeding device, secondary screening is carried out to sandstone, it can be further Improve the quality of sandstone;
2. feeding device, feeding pipe be all it is closed, the leakage of dust can be reduced as far as possible, influence the strong of worker Health.
Detailed description of the invention
Fig. 1 is the overall schematic of feed screw in embodiment;
Fig. 2 is feed pipe schematic internal view in embodiment;
Fig. 3 is the portion A enlarged drawing in Fig. 2;
Fig. 4 is the cross-sectional view of feeding device in embodiment;
Fig. 5 is the portion B enlarged drawing in Fig. 4;
Fig. 6 is the explosive view of feeding device in embodiment;
Fig. 7 is the application working condition chart of feed screw in embodiment.
In figure, 1, feeding pipe;11, helical axis;12, helical blade;13, blanking tube;14, feed inlet;141, sealing ring; 15, backing plate;151, motor;2, feeding device;21, shell;22, feeding cylinder;23, waste material cylinder;231, convex block;232, garbage collection Case;24, discharge barrel;241, skewback;25, sieve nest;251, frame;252, sieve;253, cavity;26, vibration motor;27, it feeds Part;28, discharge portion;29, support plate;3, workbench.
Specific embodiment
The utility model is described in further detail below in conjunction with attached drawing.The wherein identical attached drawing of identical components Label indicates.It should be noted that word "front", "rear" used in the following description, "left", "right", "up" and "down" refer to It is the direction in attached drawing, word " bottom surface " and " top surface ", "inner" and "outside" are referred respectively to towards or away from particular elements geometry The direction at center.
Embodiment: a kind of feed screw, as shown in Figure 1, including feeding pipe 1, the charging being fixedly arranged on feeding pipe 1 Device 2 and for placing the workbench 3 of feeding pipe 1, and the transversal cross-section semicircular in shape of 1 bottom of feeding pipe.
As depicted in figs. 1 and 2, helical axis 11 is rotatably connected in feeding pipe 1, and conveying pipeline is protruded in 11 one end of helical axis Road 1 is arranged, and is installed with helical blade 12 on helical axis 11, and the bottom interior surface of helical blade 12 and feeding pipe 1 is tangent, remote 1 lower surface of feeding pipe from 11 protruding end of helical axis is installed with blanking tube 13, in the conveying pipeline close to 11 protruding end of helical axis The upper surface in road 1 offers feed inlet 14, and 1 upper surface of feeding pipe at feed inlet 14 be installed with sealing ring 141(referring to Fig. 3), the upper surface of feeding pipe 1 of the bolt of feeding device 2 at feed inlet 14, sealing ring 141 are located at feeding device 2 and defeated Between pipe material 1.
As shown in Figure 4 and Figure 5, feeding device 2 includes the inclined shell 21 of tubular, and there is integrated molding in the oblique upper end of shell 21 Acclivitous feeding cylinder 22, shell 21 is held obliquely downward integrally formed waste material cylinder 23 straight down;21 lower surface of shell It is installed with discharge barrel 24 diagonally downward, and the plane between discharge barrel 24 and feeding cylinder 22 is lower than discharge barrel 24 and waste material cylinder 23 Between plane, scrap collecting tank 231 is equipped with below waste material cylinder 23;The lower end of discharge barrel 24 and the feeding pipe at feed inlet 14 1 upper surface connects, and sieve nest 25 is equipped with inside shell 21;Convex block 221(is installed with referring to Fig. 5 in the inner surface of feeding cylinder 22), out The inner surface of barrel 24 is installed with skewback 241, and convex block 221 is higher in the position of vertical direction than skewback 241,221 He of convex block Skewback 241 constitutes an inclined plane;Sieve nest 25 includes frame 251 and the sieve 252 being fixed on inside frame 251, side The both ends of frame 251 are bolted with convex block 221, skewback 241 respectively, and there are cavitys between sieve nest 25 and the bottom inner surface of shell 21 253, the sandstone after screening is fallen in cavity 253, and 21 outer surface of shell at 253 position of cavity is installed with vibration motor 26;Shell 21 is laterally separated in middle section, and shell 21 is made to be divided into feeding part 27 and discharge portion 28;Therefore 2 energy of feeding device It is enough to be opened from centre, and sieve nest 25 can be revealed after opening, facilitate the cleaning inside feeding device 2, also facilitates sieve The cleaning or replacement of body 25.
As shown in Figure 1 and Figure 7, feed screw is placed on the table, and workbench is equipped with backing plate 15, is consolidated on backing plate 15 Surely there is motor 151, and the output shaft of motor 151 is fixedly connected with helical axis 11, support is equipped between workbench and feeding device 2 Plate 29, the stability of feeding device 2 can be increased by supporting 25.
Specifically used mode: feeding pipe 1 is fixed on workbench 3 first, feeding device 2 is then mounted on conveying On pipeline 1, and the discharge port of feeding cylinder 22 and external pulverizer is connected, discharge barrel 24 is fixedly connected with feeding pipe 1 It is good, scrap collecting tank 232 is installed below waste material cylinder 23, support plate 29 is mounted between feeding device 2 and workbench, Guarantee the stability of feeding device 2.
At this moment start motor 151, rotate helical axis 11, helical axis 11 drives helical blade 12 to rotate, and restarts Vibration motor 26, at this moment external pulverizer can work, and sandstone first flows into feeding device 2 after crushing, and flow into It onto sieve 212, at this moment due to the vibration of vibration motor 26, can make sieve 253 is cracking to screen sandstone, make qualified sand Stone is entered in discharge barrel 24 by sieve 252, enters back into feeding pipe 1, by the rotation of helical blade 12, sandstone is passed It is sent at blanking tube 13, enters in next equipment.
This specific embodiment is only the explanation to the utility model, is not limitations of the present invention, ability Field technique personnel can according to need the modification that not creative contribution is made to the present embodiment after reading this specification, but As long as all by the protection of Patent Law in the scope of the claims of the utility model.

Claims (9)

1. a kind of feed screw, including feeding pipe (1) and it is installed in the motor (151) of feeding pipe (1) one end, it is special Sign is: being rotatably connected to helical axis (11) in feeding pipe (1), helical blade (12) are installed on helical axis (11);It is leaning on The upper surface of the feeding pipe (1) of nearly motor (151) one end is equipped with dismountable feeding device (2), and feeding device (2) includes inclining The shell (21) that is tiltedly arranged and the discharge barrel (24) for being installed in shell (21) lower surface, discharge barrel (24) upper end is installed with sieve nest (25), and sieve nest (25) is located in shell (21).
2. a kind of feed screw according to claim 1, it is characterised in that: be equipped in the upper surface of feeding pipe (1) Feed inlet (14), feeding device (2) are installed in feeding pipe (1) upper surface at feed inlet (14), and feeding device (2) and defeated Pipe material (1) is detachably connected.
3. a kind of feed screw according to claim 2, it is characterised in that: the feeding pipe at feed inlet (14) (1) upper surface is installed with sealing ring (141), and sealing ring (141) is fitted on feeding pipe (1).
4. a kind of feed screw according to claim 3, it is characterised in that: there is integrated molding in the oblique upper end of shell (21) Inclined feeding cylinder (22), shell (21) obliquely downward end have integrally formed vertical waste material cylinder (23), sieve nest (25) is fixed At the position that discharge barrel (24) is connected to shell (21).
5. a kind of feed screw according to claim 4, it is characterised in that: in the inclined surface inner surface of feeding cylinder (22) On be installed with convex block (231), be fixed on discharge barrel (24) skewback (241), the both ends of sieve nest (25) are separately fixed at convex block (231) and on skewback (241).
6. a kind of feed screw according to claim 4, it is characterised in that: be installed on the lower surface of shell (21) Vibration motor (26).
7. a kind of feed screw according to claim 4, it is characterised in that: feeding device (2) is in shell (21) Portion position separates, and shell (21) is divided into feeding part (27) and discharge portion (28), and feeding part (27) and discharge portion (28) it is detachably fixed connection.
8. a kind of feed screw according to claim 1, it is characterised in that: the bottom cross section of feeding pipe (1) is in Semilune, and helical blade (12) is tangent with feeding pipe (1) bottom interior surface.
9. a kind of feed screw according to claim 1, it is characterised in that: one end helical axis close to motor (151) (11) feeding pipe (1) end is protruded from, and the part of helical axis (11) protrusion and the output shaft of motor (151) are detachably fixed Connection.
CN201820214208.7U 2018-02-06 2018-02-06 A kind of feed screw Active CN208307741U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201820214208.7U CN208307741U (en) 2018-02-06 2018-02-06 A kind of feed screw

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201820214208.7U CN208307741U (en) 2018-02-06 2018-02-06 A kind of feed screw

Publications (1)

Publication Number Publication Date
CN208307741U true CN208307741U (en) 2019-01-01

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201820214208.7U Active CN208307741U (en) 2018-02-06 2018-02-06 A kind of feed screw

Country Status (1)

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CN (1) CN208307741U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111661573A (en) * 2020-04-28 2020-09-15 安徽百特机电工程有限公司 Floating limiting type spiral feeder

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111661573A (en) * 2020-04-28 2020-09-15 安徽百特机电工程有限公司 Floating limiting type spiral feeder

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