CN206999409U - A kind of gradation vibratory sieve - Google Patents

Abstract

The utility model discloses a kind of gradation vibratory sieve, it is intended to solve the shortcomings that plastic pellet is contaminated with numerous pellets in small, broken bits and agglomerate material after high speed grain-cutter is cut into, its drip irrigation device is, including：Pedestal, the hopper being assemblied on the pedestal, it is fixed on and is used for the first screen cloth for rejecting pellet in small, broken bits in the hopper, it is fixed on the pedestal and positioned at the feed hopper of described first screen cloth one end, it is fixed in the hopper and is used for the second screen cloth for rejecting agglomerate material positioned at the first screen cloth other end, it is fixed on described hopper one end and close to the vibrating motor of the feed hopper, and it is assemblied in the vibration device for being used to drive above and below the hopper to quiver jump when the vibrating motor is run on the pedestal and the hopper, first screen cloth and second screen cloth are integrally stepped.A kind of gradation vibratory sieve of the present utility model, there is the advantages of pellet and agglomerate material in small, broken bits in energy quick separating plastic pellet.

Description

A kind of gradation vibratory sieve

Technical field

Polyolefin plastics particle production equipment field is the utility model is related to, more specifically, it relates to which a kind of gradation shakes Dynamic sieve.

Background technology

Electrical wire and cable plastic particle such as low-smoke halogen-free polyolefin plastic pellet are through rotary after being extruded by screw extruder High speed grain-cutter is cut into granular and obtained.

But the plastic pellet temperature after high speed grain-cutter is cut out is still higher, and the height of temperature determines plastic pellet Adhesion degree between son, cause the material that pellet in small, broken bits such as dust-like is not only contaminated with plastic pellet, be also mingled with by crowd The agglomerate material that more plastic pellets stick to each other together, if these unqualified items are not rejected and mixed with qualified plastic pellet It is miscellaneous to pack together, then when making electric wire oversheath, easily produce squeeze shield disconnect and oversheath wall thickness it is inconsistent it The problem of class, influence the quality of electric wire.

Utility model content

In view of the deficienciess of the prior art, the purpose of this utility model is to provide a kind of gradation vibratory sieve, there is energy In quick separating plastic pellet the advantages of pellet and agglomerate material in small, broken bits.

Above-mentioned technical purpose of the present utility model technical scheme is that：A kind of gradation vibratory sieve, Including：Pedestal, the hopper being assemblied on the pedestal, it is fixed in the hopper for the first screen cloth for rejecting pellet in small, broken bits, It is fixed on the pedestal and positioned at the feed hopper of described first screen cloth one end, is fixed in the hopper and positioned at described first The screen cloth other end is used to reject the second screen cloth of agglomerate material, is fixed on described hopper one end and close to the vibration electricity of the feed hopper Machine, and be assemblied on the pedestal and the hopper and be used to drive above and below the hopper to quiver jump when the vibrating motor is run Vibration device, first screen cloth and second screen cloth are integrally stepped.

By using above-mentioned technical proposal, the plastic pellet that high speed grain-cutter is cut out is delivered to the first screen cloth by feed hopper, is beaten Vibrating motor, plastic pellet upper and lower jump of quivering on the first screen cloth under the drive of vibration device, while the first screen cloth are opened by plastics Pellet in small, broken bits in particle filters out, because vibrating motor is fixed on close to one end of feed hopper so that the first screen cloth is close to charging The jump of quivering of the plastic pellet of bucket one end is floated big, and then drives plastic pellet to be quivered jump toward one end away from vibrating motor so that plastics Particle falls into the second screen cloth, and the agglomerate material in plastic pellet is retained on the second screen cloth by the second screen cloth, and then by plastic pellet In agglomerate material filter out.

The utility model is further arranged to：The vibration device include being fixed on some fixed seats on the pedestal, Some support bases corresponding with the fixed seat on the hopper are fixed on, one end is fixed in the fixed seat and the other end The spring being fixed on the support base.

By using above-mentioned technical proposal, by spring by hopper and pedestal elastic connection so that overall vibrato More preferably.

The utility model is further arranged to：The gradation vibratory sieve also includes to entering the modeling on first screen cloth The cooling device that material particle is cooled down.

By using above-mentioned technical proposal, the agglomerate material of adhesion on the first screen cloth is cooled down by cooling device, kept away Exempt from plastic pellet bonding, reduce the amount of agglomerate material, ensured the efficiency of sizing and saved the energy.

The utility model is further arranged to：The cooling device includes being fixed on the blower fan of described pedestal one end, opened up The hopper close to vibrating motor one end and the connection fan outlet enter tuyere and first screen bottom and It is that the hopper bottom wall is formed, with it is described enter the storing passage that communicates of tuyere.

By using above-mentioned technical proposal, agglomerate material is carried out by blower fan air-cooled, while the wind of blower fan is from the first screen cloth Bottom circulated upwards through sieve aperture, blocked prevented also from the sieve aperture of the first screen cloth by plastic pellet.

The utility model is further arranged to：The fan outlet and it is described enter tuyere between be further fixed on a cylinder Cloth.

By using above-mentioned technical proposal, muslin tubing is flexibly connected into tuyere for blower fan, prevents vibrating motor from driving material Groove, which quivers, jumps influence to blower fan.

The utility model is further arranged to：Side on the hopper offers one first discharging opening, described first gone out Material mouth communicates with the storing passage.

By using above-mentioned technical proposal, the pellet in small, broken bits under being filtered in storing passage can be discharged and expected by the first discharging opening Groove.

The utility model is further arranged to：The hopper offers the second discharging parallel to the side wall of second screen cloth Mouthful, the bottom on the hopper positioned at second screen cloth offers the 3rd discharging opening.

, can be respectively by agglomerate material and qualified by the second discharging opening and the 3rd discharging opening by using above-mentioned technical proposal Plastic pellet discharges hopper.

In summary, the utility model has the advantages that：

First, by setting vibration device and the first stepped screen cloth, the second screen cloth, make in small, broken bits in plastic pellet Pellet and agglomerate material quick separating, improve the efficiency of sizing；

Second, by setting cooling device, avoid plastic pellet from bonding, reduce the amount of agglomerate material, ensured the efficiency of sizing And save the energy.

Brief description of the drawings

Fig. 1 is the overall structure diagram of the utility model embodiment；

Fig. 2 is the bolt of the utility model embodiment first, the decomposing state schematic diagram of the second bolt；

Fig. 3 is sectional view of the utility model embodiment along the axis for entering tuyere.

In figure：1st, pedestal；21st, fixed seat；22nd, support base；23rd, spring；3rd, hopper；31st, the first screwed hole；32nd, second Screwed hole；33rd, the first discharging opening；331st, open and close door；34th, the second discharging opening；35th, the 3rd discharging opening；36th, baffle plate；4th, vibration electricity Machine；5th, the first screen cloth；51st, the first sieve nest；52nd, the first contiguous block；53rd, the first overlap joint block；531st, first through hole；6th, the second sieve Net；61st, the second sieve nest；62nd, the second contiguous block；63rd, the second overlap joint block；631st, the second through hole；71st, the first bolt；72nd, the second spiral shell Bolt；8th, feed hopper；91st, blower fan；92nd, tuyere is entered；93rd, storing passage；94th, muslin tubing；95th, snap ring.

Embodiment

With reference to the accompanying drawings and examples, the utility model is described in detail.

As shown in figure 1, a kind of gradation vibratory sieve, including：Pedestal 1, vibration device, hopper 3 and vibrating motor 4；

Pedestal 1 is placed on the ground and pedestal 1 is a hollow support body；Vibration device includes fixed seat 21, support base 22 With spring 23, fixed seat 21 has four, and the upper surface of pedestal 1, support base 22 are welded or be bolted to four fixed seats 21 There are four, four support bases 22 are welded at 3 four jiaos of hopper, and the position of support base 22 is corresponding with fixed seat 21；Bullet One end of spring 23 is welded and is supported in fixed seat 21, and the other end of spring 23 is welded on support base 22；Hopper 3 passes through Spring 23 is connected with pedestal 1.

Vibrating motor 4 is bolted on the outer wall of the bottom of hopper 3 and vibrating motor 4 has two；When vibrating motor 4 works When so that hopper 3 vibrates, and in the presence of vibration device, makes hopper 3 by jump of being quivered above and below the vibration frequency of vibrating motor 4.

As shown in Fig. 2 the first screen cloth 5 and the second screen cloth 6 are further fixed on hopper 3, specifically：First screen cloth 5 includes the One sieve nest 51, in the both sides of the first sieve nest 51 integrally formed with the first contiguous block 52, the first contiguous block 52 is away from the first sieve nest 51 side offers some integrally formed with a first overlap joint block 53 for protruding the first contiguous block 52 on the first overlap joint block 53 First through hole 531, correspond to first through hole 531 at the both sides edge of hopper 3 and offer some first screwed holes 31, the first screwed hole 31 The first bolt 71 is inside screwed, the first bolt 71 is tightened in the first screwed hole 31 through first through hole 531 and realizes the first screen cloth 5 Fixation on hopper 3.

Likewise, the second screen cloth 6 includes the second sieve nest 61, in the both sides of the second sieve nest 61 integrally formed with the second connection Block 62, side of second contiguous block 62 away from the second sieve nest 61 is integrally formed with a second overlap joint block for protruding the second contiguous block 62 63, some second through holes 631 are offered on the second overlap joint block 63, corresponding second through hole 631 offers at the both sides edge of hopper 3 Some second screwed holes 32, the second bolt 72 have been screwed in the second screwed hole 32, the second bolt 72 screws through the second through hole 631 Fixation of second screen cloth 6 on hopper 3 is realized in the second screwed hole 32, wherein, the first bolt 71, the second bolt 72 can be total to With；Second screen cloth 6 is located at one end of the first screen cloth 5 and the first screen cloth 5 and the second screen cloth 6 are overall stepped so that the second sieve Net 6 can accept the plastic pellet in the first screen cloth 5, and the plastic pellet in the first screen cloth 5 is separated again.

Away from having a feed hopper 8 above the one end of the second screen cloth 6, feed hopper 8 is welded on pedestal 1 first screen cloth 5, charging Bucket 8 is used for the plastic pellet after high speed grain-cutter is cut out and is delivered to the first screen cloth 5.

As shown in figure 3, in order to be cooled down to the agglomerate material of adhesion on the first screen cloth 5, the amount of agglomerate material is reduced, in pedestal A cooling device is additionally provided with 1, cooling device includes blower fan 91, enters tuyere 92 and storing passage 93；Blower fan 91 is bolted to Pedestal 1 enters tuyere 92 and is opened in hopper 3 close to one end of vibrating motor 4,93, storing passage close to one end of vibrating motor 4 Communicated between the bottom of the first screen cloth 5 and the bottom wall of hopper 3 and with entering tuyere 92, in the inner bottom wall of hopper 3 close to the second screen cloth 6 one Side is also welded with a baffle plate 36, and the upper surface of baffle plate 36 and the lower surface of the first screen cloth 5 are inconsistent；Sieved by blower fan 91 to first Agglomerate material on net 5 carries out air-cooled, the degree of adhesion between reduction plastic pellet, reduces the amount of agglomerate material, and baffle plate 36 is used for Prevent blower fan 91 that the pellet in small, broken bits in storing passage 93 is blown into the second screen cloth 6, while the wind of blower fan 91 is from the bottom of the first screen cloth 5 Portion circulates upwards through sieve aperture, is blocked prevented also from the sieve aperture of the first screen cloth 5 by plastic pellet.

As shown in Figures 2 and 3, for influence of the jump to blower fan 91 of being quivered when preventing the drive hopper 3 of vibrating motor 4, in blower fan 91 air outlets and enter between tuyere 92 to be also communicated with a muslin tubing 94；The both ends of muslin tubing 94 are socketed in the air outlet of blower fan 91 respectively With enter on tuyere 92, while be fixed by the inlay card of snap ring 95 at the both ends of muslin tubing 94 and by bolt and nut group；Pass through Muslin tubing 94 makes the air outlet of blower fan 91 be flexibly connected into tuyere 92, it is therefore prevented that hopper 3, which quivers, jumps damage to motor.

For the ease of collecting the plastic pellet after separating, the first discharging opening 33, the first discharging are offered in the side of hopper 3 Mouth 33 communicates with storing passage 93, the pellet in small, broken bits discharge hopper 3 that the first discharging opening 33 is used under the first screen cloth 5 is filtered； An open and close door 331 is hinged with by hinge at one discharging opening 33,331 are provided with leader on open and close door；Operating personnel pass through handle The first discharging opening 33 can be easily opened and closed, prevents blower fan 91 at work, the pellet in small, broken bits in storing passage 93 is blown first Discharging opening 33；Hopper 3 offers the second discharging opening 34 parallel to the side wall of the second screen cloth 6, and the second discharging opening 34 is used to will be unable to Filter the agglomerate material discharge hopper 3 of the second screen cloth 6；Bottom on hopper 3 positioned at the second screen cloth 6 is further opened with the 3rd discharging opening 35, the qualified plastic pellet that the 3rd discharging opening 35 is used to filter out the second screen cloth 6 discharges hopper 3.

Operation principle and process：The plastic pellet that high speed grain-cutter is cut out is delivered to the first screen cloth 5 by feed hopper 8, is shaken simultaneously The blower fan 91 of dynamic motor 4 and cooling device works, and vibrated motor 4 drives, and plastic pellet is under the drive of vibration device the Upper and lower jump of quivering on one screen cloth 5, while the first screen cloth 5 filters out the pellet in small, broken bits in plastic pellet, because vibrating motor 4 is fixed on Close to one end of feed hopper 8 so that plastic pellet of first screen cloth 5 close to the one end of feed hopper 8 quivers jump floating greatly, and then drives modeling Material particle quivers jumps toward one end away from vibrating motor 4, and then so that plastic pellet falls into the second screen cloth 6, qualified plastic pellet Filtered out through the second screen cloth 6, discharge and collect from the 3rd discharging opening 35, entered back into down and mix process thoroughly together and mix thoroughly；And agglomerate material then from Second discharging opening 34 discharges hopper 3.

Described above is only preferred embodiment of the present utility model, and the scope of protection of the utility model is not limited merely to Above-described embodiment, all technical schemes belonged under the utility model thinking belong to the scope of protection of the utility model.It should refer to Go out, for those skilled in the art, some improvement under the premise of the utility model principle is not departed from and Retouching, these improvements and modifications also should be regarded as the scope of protection of the utility model.

Claims (7)

1. A kind of 1. gradation vibratory sieve, it is characterised in that including：Pedestal (1), the hopper (3) being assemblied on the pedestal (1), consolidate It is scheduled in the hopper (3) and is used to filter out the first screen cloth (5) of pellet in small, broken bits, is fixed on the pedestal (1) and positioned at described The feed hopper (8) of the first screen cloth (5) one end, it is fixed in the hopper (3) and is used for positioned at the first screen cloth (5) other end Retain the second screen cloth (6) of agglomerate material, be fixed on the hopper (3) one end and close to the vibrating motor of the feed hopper (8) (4), and it is assemblied on the pedestal (1) and the hopper (3) for driving the material when the vibrating motor (4) is run Groove (3) quivers the vibration device of jump up and down, and first screen cloth (5) and second screen cloth (6) are integrally stepped.
2. A kind of 2. gradation vibratory sieve according to claim 1, it is characterised in that：The vibration device is described including being fixed on Some fixed seats (21) on pedestal (1), it is fixed on the hopper (3) with the fixed seat (21) if the corresponding Heavenly Stems and Earthly Branches Seat (22) is supportted, one end is fixed in the fixed seat (21) and the other end is fixed on the spring (23) on the support base (22).
3. A kind of 3. gradation vibratory sieve according to claim 1, it is characterised in that：The gradation vibratory sieve is also included to entering The cooling device that plastic pellet on to first screen cloth (5) is cooled down.
4. A kind of 4. gradation vibratory sieve according to claim 3, it is characterised in that：The cooling device is described including being fixed on The blower fan (91) of pedestal (1) one end, the hopper (3) is opened in close to vibrating motor (4) one end and the connection blower fan (91) Air outlet enter tuyere (92) and the first screen cloth (5) bottom and the hopper (3) bottom wall is formed, with it is described enter The storing passage (93) that tuyere (92) communicates.
5. A kind of 5. gradation vibratory sieve according to claim 4, it is characterised in that：Blower fan (91) air outlet with it is described enter A muslin tubing (94) is further fixed between tuyere (92).
6. A kind of 6. gradation vibratory sieve according to claim 4, it is characterised in that：The side of the hopper (3) offers one First discharging opening (33), first discharging opening (33) communicate with the storing passage (93).
7. A kind of 7. gradation vibratory sieve according to claim 1, it is characterised in that：The hopper (3) is parallel to described second The side wall of screen cloth (6) offers the second discharging opening (34), is opened up on the hopper (3) positioned at the bottom of second screen cloth (6) There is the 3rd discharging opening (35).