CN215029628U

CN215029628U - Acid and alkali resistant Teflon hose raw material efficient vibrating screen machine

Info

Publication number: CN215029628U
Application number: CN202121438090.4U
Authority: CN
Inventors: 廖大登
Original assignee: Hubei Wentai Plastic Co ltd
Current assignee: Hubei Wentai Plastic Co ltd
Priority date: 2021-06-26
Filing date: 2021-06-26
Publication date: 2021-12-07
Anticipated expiration: 2031-06-26

Abstract

The utility model relates to a high-efficient sieving machine of acid and alkali-resistance teflon hose raw materials, relate to the field of teflon pipe processing, it includes vibration unit and screening bucket, be provided with the screen cloth in the screening bucket, the bottom of screening bucket is provided with the discharging pipe, the dust cover of the removable fixedly connected with back taper in top of screening bucket, dust cover fixedly connected with driving motor, driving motor's output shaft coaxial line is fixed with the puddler, the tip periphery wall that the puddler is close to the vibration unit is fixed with multiunit L type stirring vane, L type stirring vane is including the vertical portion that is fixed in the puddler and the horizontal part that is fixed in vertical portion tip, vertical portion rotates and is connected with the hinge bar, the periphery wall of hinge bar is fixed with a plurality of cutting blade, vertical portion is provided with drive assembly. This application has the effect of caking in the reduction polytetrafluoroethylene powder, reduces the risk of screen cloth jam, is favorable to hoisting device's screening effect, can improve the quality of product to reduce production personnel's intensity of labour.

Description

Acid and alkali resistant Teflon hose raw material efficient vibrating screen machine

Technical Field

The application relates to the field of teflon pipe processing, in particular to an acid and alkali resistant efficient vibrating screen machine for teflon hose raw materials.

Background

With the continuous development of industrial production, the requirements of plastic hoses in all aspects are gradually strict. The acid and alkali resistant Teflon hose has good acid and alkali corrosion resistance, good high and low temperature resistance and voltage resistance, and is suitable for industries in various fields such as matched electrical appliances, electronics, furniture equipment, toys, hardware, medical equipment, sports goods, sound equipment, lamp decorations, machinery, automobiles, motorcycles, ships, aviation and the like. Acid and alkali-resistance teflon hose need be prepared through polytetrafluoroethylene powder, for the quality that improves the product, generally need sieve the polytetrafluoroethylene powder through the screening machine and sieve.

The existing Chinese patent with the patent application number of CN201611022291.X provides a vibration screening machine which is characterized in that: the vibrating screen machine comprises a vibrating unit and a screening module positioned above the vibrating unit; the screening module is provided with a base, a material collecting frame is arranged above the base, an accommodating space is formed in the material collecting frame, a first flange is bent outwards at the top end of the accommodating space on the material collecting frame, a guide surface which inclines towards the base in a centralized manner is arranged in the accommodating space of the material collecting frame, a material collecting hole is formed in the bottom of the center of the guide surface, and a discharge hole penetrates through the material collecting hole towards the outer side edge of the material collecting frame; the base top is equipped with the sieve charging tray, and sieve charging tray periphery has the holding ring, and the holding ring top is equipped with cyclic annular joint portion inwards, is equipped with the screen cloth that combines on the faying face on the holding ring, is equipped with cyclic annular frame above the sieve charging tray, and the frame is inside to be formed with feeding space.

In the related art, when the polytetrafluoroethylene powder is sieved, the polytetrafluoroethylene powder is added into the sieving machine, and the polytetrafluoroethylene powder may have a large-volume agglomerate and is easily accumulated on the sieve, so that the sieve is easily blocked.

SUMMERY OF THE UTILITY MODEL

In order to improve the easy problem of blockking up of screen cloth, this application provides an acid and alkali-resistance teflon hose raw materials high-efficient sieving machine.

The application provides a pair of acid and alkali-resistance teflon hose raw materials high-efficient sieving machine adopts following technical scheme:

an acid and alkali resistant Teflon hose raw material efficient vibrating screen machine comprises a vibrating unit and a screening barrel positioned above the vibrating unit, a screen mesh is arranged in the screening barrel, a discharge pipe is arranged at the bottom of the screening barrel, a conical dust cover is detachably and fixedly connected at the top of the screening barrel, the dust cover is fixedly connected with a driving motor, an output shaft of the driving motor is coaxially fixed with a stirring rod, a plurality of groups of L-shaped stirring blades are fixed on the outer peripheral wall of the end part of the stirring rod close to the vibration unit, the L-shaped stirring blade includes a vertical portion fixed to the stirring rod and a horizontal portion fixed to an end of the vertical portion, the vertical part is rotationally connected with a hinged rod, the peripheral wall of the hinged rod is fixed with a plurality of cutting blades, the cutting surface of cutting blade deviates from the dust cover, vertical portion is provided with the transmission assembly that is used for the articulated arm swing.

Through adopting the above-mentioned technical scheme, at the in-process of screening polytetrafluoroethylene powder, drive the puddler through driving motor and rotate, and drive L type stirring vane and rotate in step, the horizontal part will pile up and spread evenly at the screen cloth in the polytetrafluoroethylene powder of screen cloth, be favorable to promoting the efficiency of screening, simultaneously shovel massive caking to the horizontal part on, and order about the hinge bar through drive assembly and rotate constantly, and then drive cutting blade and constantly cut the caking on the horizontal part, reduce the caking in the polytetrafluoroethylene powder, with this effect of realizing the difficult jam of screen cloth, be favorable to hoisting device's screening effect, can improve the quality of product, and make full use of raw materials, need not the artifical caking of breaing up of producer, be of value to and improve production efficiency, reduce producer's intensity of labour.

Optionally, the horizontal portion is provided with a plurality of screening slots in a penetrating manner, and the extending direction of the screening slots is parallel to the axial direction of the stirring rod.

Through adopting above-mentioned technical scheme, tiny powder on the horizontal part is passed and falls to the screen cloth by the screening seam, effectively avoids too much tiny powder to pile up on the horizontal part for on more caking is shoveled to the horizontal part, be favorable to promoting the efficiency of breaing up of caking, further reduce the risk that the screen cloth blockked up.

Optionally, the transmission assembly comprises a driving bevel gear fixedly sleeved on the stirring rod and a half bevel gear fixedly sleeved on the hinge rod, and the driving bevel gear is engaged with the half bevel gear.

Through adopting above-mentioned technical scheme, rotate through the synchronization of puddler and drive bevel gear to through the meshing transmission between drive bevel gear and the half bevel gear, drive cutting blade around the swing of articulated rod and keep away from the horizontal part gradually, when drive bevel gear and half bevel gear took place to separate, cutting blade and articulated rod rotated towards the horizontal part because gravity, and cutting blade is for can cutting the caking that is located on the horizontal part simultaneously, and above-mentioned step is repeated constantly, breaks up to this realization to the continuous cutting of caking.

Optionally, the hinge rod cover is equipped with the torsional spring, the one end of torsional spring connect in vertical portion, the other end connect in the periphery wall of hinge rod.

Through adopting above-mentioned technical scheme, rotate through the synchronization of puddler and drive bevel gear, and through the meshing transmission between drive bevel gear and the half bevel gear, drive cutting blade around the articulated mast swing and keep away from the horizontal part gradually, the torsional spring receives the extension simultaneously, when drive bevel gear takes place to separate with half bevel gear, the torsional spring begins to retract, cutting blade and articulated mast are because gravity and the elasticity of torsional spring rotate towards the horizontal part, simultaneously cutting blade is for can cutting the caking that is located on the horizontal part, and constantly repeat above-mentioned step, further promote cutting blade's cutting effect, and further reduce the risk that the screen cloth blockked up.

Optionally, a limiting rod is fixed to the vertical portion close to the side wall of the cutting blade, and the limiting rod is in abutting fit with the cutting blade.

Through adopting above-mentioned technical scheme, the gag lever post can restrict cutting blade's turned angle, reduces the wearing and tearing between cutting blade and the L type stirring vane, is favorable to prolonging the life of equipment.

Optionally, an inclined block is fixed to an end portion, away from the vertical portion, of the horizontal portion, and an inclined plane of the inclined block deviates from the screen.

By adopting the technical scheme, the inclined block can reduce the resistance of the agglomeration entering the upper surface of the horizontal part, better cut the agglomeration and further reduce the agglomeration in the polytetrafluoroethylene powder.

Optionally, cushion rubber pads are fixed on the horizontal part and the side walls of the inclined blocks close to the vibration unit.

Through adopting above-mentioned technical scheme, rubber cushion pad can reduce the wearing and tearing that screen cloth and L type stirring vane received, is favorable to prolonging the life of equipment.

Optionally, the outer peripheral wall of the stirring rod is fixed with a plurality of vertical stirring blades with saw teeth, and the vertical stirring blades are located at different heights.

Through adopting above-mentioned technical scheme, vertical stirring vane can cut the caking better, is favorable to promoting the efficiency of breaing up of caking and the screening efficiency of powder.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the stirring rod and the L-shaped stirring blade are driven to rotate through the driving motor, polytetrafluoroethylene powder accumulated on the screen is paved, a caking block is shoveled to the horizontal part, and the caking block is broken up by driving the cutting blade to rotate around the hinged rod, so that the caking block in the polytetrafluoroethylene powder is reduced, and the effect that the screen is not easy to block is realized;

2. the cutting blade is driven to be far away from the horizontal part by the driving bevel gear and the semi-bevel gear until the driving bevel gear is separated from the semi-bevel gear, and the cutting blade rotates towards the horizontal part due to gravity and the elasticity of the torsion spring, so that the blocks are cut and scattered continuously;

3. the gag lever post reduces the wearing and tearing between cutting blade and the L type stirring vane, and rubber cushion pad can reduce the wearing and tearing that screen cloth and L type stirring vane received, is favorable to prolonging the life of equipment.

Drawings

FIG. 1 is a schematic diagram of the overall structure of an embodiment of the present application;

FIG. 2 is a schematic illustration of an explosive structure according to an embodiment of the present application;

fig. 3 is an enlarged schematic view of a portion a in fig. 2.

Reference numerals: 1. a vibration unit; 11. a housing; 12. a vibration motor; 13. an elastic member; 2. a screening barrel; 21. screening a screen; 22. a discharge pipe; 3. a dust cover; 31. a drive motor; 311. a stirring rod; 32. a feed pipe; 4. an L-shaped stirring blade; 41. a vertical portion; 411. a sleeve; 412. a limiting rod; 42. a horizontal portion; 421. screening the gaps; 422. a sloping block; 5. a transmission assembly; 51. a drive bevel gear; 52. a half bevel gear; 6. a cushion rubber pad; 7. a vertical stirring blade; 8. a hinged lever; 81. a cutting blade; 82. a torsion spring.

Detailed Description

The present application is described in further detail below with reference to figures 1-3.

The embodiment of the application discloses acid and alkali-resistance efficient sieving machine for teflon hose raw materials. Referring to fig. 1, acid and alkali-resistance teflon hose raw materials high efficiency sieving machine includes vibration unit 1 and the screening bucket 2 that is located vibration unit 1 top, and vibration unit 1 includes casing 11, is fixed in vibrating motor 12 of casing 11 and is located casing 11 and screening bucket 13 between 2 through the flange. A screen 21 (see fig. 2) is detachably fixed in the screening barrel 2, and the screen 21 may be fixed in the screening barrel 2 by bolts. The bottom of the screening barrel 2 is provided with a discharge hole, and a discharge pipe 22 is welded at the discharge hole of the screening barrel 2. The detachable fixedly connected with conical dust cover 3 in top of screening bucket 2, dust cover 3 pass through the bolt fastening in screening bucket 2's top, and the feed inlet has been seted up to dust cover 3, and dust cover 3 has inlet pipe 32 in the welding of feed inlet department.

When shaking the sieve to polytetrafluoroethylene powder, polytetrafluoroethylene powder is carried to the sieving machine by screw rod conveyor or other powder conveying equipment in succession, and get into screening bucket 2 through inlet pipe 32, fall to screen cloth 21 until polytetrafluoroethylene powder, drive 11 vibrations of casing through vibrating motor 12 simultaneously, and make elastic component 13 constantly stretch or compress, and then drive screening bucket 2 and screen cloth 21 constantly vibrate, with this screening to polytetrafluoroethylene powder of realization, make the polytetrafluoroethylene powder of less powder pass screen cloth 21 and discharge through discharging pipe 22.

Referring to fig. 2 and 3, a driving motor 31 is fixedly connected to the top end of the dust cover 3 through a flange, and an output shaft of the driving motor 31 is arranged in a vertical direction. The output shaft coaxial line of driving motor 31 is fixed with puddler 311, and the tip periphery wall that puddler 311 is close to vibration unit 1 is fixed with multiunit L type stirring vane 4, and L type stirring vane 4 sets up to two sets of in the embodiment of this application, and 4 symmetrical arrangement of two sets of L type stirring vane. The L-shaped stirring blade 4 includes a vertical portion 41 fixed to the stirring bar 311 and a horizontal portion 42 fixed to an end portion of the vertical portion 41 near the vibration unit 1. Vertical portion 41 and horizontal part 42 are the cuboid shape, and horizontal part 42 runs through and has seted up a plurality of screening seams 421, and the extending direction of screening seam 421 is on a parallel with the axial of puddler 311, and the length direction of screening seam 421 is perpendicular to the axial of puddler 311, and the both ends of screening seam 421 along length direction all close the setting.

Referring to fig. 2 and 3, in order to facilitate shoveling of the teflon powder onto the horizontal portion 42, an inclined block 422 is fixed to an end portion of the horizontal portion 42 away from the vertical portion 41, a cross section of the inclined block 422 is a right triangle, and an inclined surface of the inclined block 422 is away from the screen 21. To reduce the wear between the horizontal portion 42 and the screen 21, cushion rubber pads 6 are fixed to the horizontal portion 42 and the side walls of the inclined blocks 422 close to the vibration unit 1, and the cushion rubber pads 6 do not block the screening slits 421.

At the sieve in-process that shakes to polytetrafluoroethylene powder, driving motor 31 drives puddler 311 and L type stirring vane 4 and rotates, and horizontal part 42 is paved and can be smashed the part caking to accumulational polytetrafluoroethylene on to screen cloth 21 to shovel to horizontal part 42 through sloping block 422 on, tiny powder wears to sieve parting joint 421 and falls back to screen cloth 21 on, the caking continues to stop on horizontal part 42, and simultaneously cushion rubber pad 6 can reduce the wearing and tearing that rotate in-process L type stirring vane 4 and screen cloth 21 and receive.

Referring to fig. 2 and 3, the vertical portion 41 is rotatably connected with a hinge rod 8 arranged in a horizontal direction, a sleeve 411 is welded to an end portion of the vertical portion 41 away from the vibration unit 1, an axial direction of the sleeve 411 is a horizontal direction, and the hinge rod 8 is rotatably connected in the sleeve 411 around a central axis. A plurality of cutting blades 81 are fixed on the peripheral wall of the hinge rod 8, the plurality of cutting blades 81 are arranged along the length direction of the hinge rod 8, the cutting surfaces of the cutting blades 81 face away from the dust cover 3, and the vertical part 41 is provided with a transmission assembly 5 for swinging the hinge rod 8. The transmission assembly 5 comprises a driving bevel gear 51 fixedly sleeved on the stirring rod 311 and a half bevel gear 52 fixedly sleeved on the hinge rod 8, and the driving bevel gear 51 is meshed with the half bevel gear 52.

And for the cutting force of lifting cutting blade 81, hinge rod 8 is equipped with torsion spring 82, and the one end of torsion spring 82 is connected in the end wall of sleeve 411, and the other end is connected in the periphery wall of hinge rod 8. In order to limit the rotation angle of the cutting blade 81, a limiting rod 412 is fixed on the side wall of the vertical part 41 close to the cutting blade 81, the limiting rod 412 is in a cuboid shape, the length direction of the limiting rod is parallel to the length direction of the vertical part 41, and the limiting rod 412 is in butt fit with the cutting blade 81.

As the above-mentioned structure design, through the synchronous rotation of the agitator arm 311 and the drive bevel gear 51, and through the meshing transmission between the drive bevel gear 51 and the half bevel gear 52, the cutting blade 81 is driven to swing around the hinge rod 8 and gradually move away from the horizontal portion 42, while the torsion spring 82 is stretched, until the drive bevel gear 51 and the half bevel gear 52 are separated, the torsion spring 82 starts to retract, the cutting blade 81 and the hinge rod 8 rotate towards the horizontal portion 42 due to gravity and the elastic force of the torsion spring 82, while the cutting blade 81 cuts the lump on the horizontal portion 42 until the cutting blade 81 abuts against the limit rod 412, so as to reduce the abrasion between the cutting blade 81 and the L-shaped agitator blade 4, and repeat the above steps continuously, further improve the cutting effect of the cutting blade 81, and further reduce the risk of the screen 21 being blocked.

Referring to fig. 2 and 3, in order to further break up the lumps, a plurality of vertical stirring blades 7 having saw teeth are fixed to the outer circumferential wall of the stirring rod 311, and the saw teeth of the vertical stirring blades 7 are arranged along the rotation direction of the stirring rod 311, and the vertical stirring blades 7 are located at different heights. At puddler 311 pivoted in-process, vertical stirring vane 7 also can stir polytetrafluoroethylene powder and cut the caking simultaneously, is favorable to promoting the screening efficiency of the efficiency of breaing up and powder of caking.

The implementation principle of the acid and alkali resistant Teflon hose raw material efficient vibrating screen machine in the embodiment of the application is as follows: when polytetrafluoroethylene powder is mixed, raw materials are continuously conveyed into the screening barrel 2 through the screw conveyor, meanwhile, the driving motor 31 continuously drives the stirring rod 311 to rotate, the L-shaped stirring blades 4 are driven to rotate synchronously, the horizontal part 42 uniformly spreads the polytetrafluoroethylene powder accumulated on the screen 21, the screening efficiency is favorably improved, meanwhile, the polytetrafluoroethylene is shoveled onto the horizontal part 42 through the inclined block 422, fine powder falls onto the screen 21 through the screening seam 421, large-volume lumps are left on the horizontal part 42, through the synchronous rotation of the stirring rod 311 and the driving bevel gear 51 and through the meshing transmission between the driving bevel gear 51 and the half bevel gear 52, the cutting blade 81 is driven to swing around the hinge rod 8 and gradually keep away from the horizontal part 42, meanwhile, the torsion spring 82 is stretched until the driving bevel gear 51 is separated from the half bevel gear 52, torsional spring 82 begins to retract, and cutting blade 81 and articulated pole 8 rotate towards horizontal part 42 because gravity and torsional spring 82's elasticity, and cutting blade 81 is for can cutting the caking that is located on horizontal part 42 simultaneously to constantly repeat above-mentioned step, and then drive cutting blade 81 and constantly cut the caking on horizontal part 42, reduce the caking in the polytetrafluoroethylene powder, with this effect that realizes the difficult jam of screen cloth 21, be favorable to hoisting device's screening effect.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides an acid and alkali-resistance teflon hose raw materials high-efficient sieving machine, includes vibration unit (1) and is located the screening bucket (2) of vibration unit (1) top, be provided with screen cloth (21) in screening bucket (2), the bottom of screening bucket (2) is provided with discharging pipe (22), its characterized in that: the top of the screening barrel (2) is detachably and fixedly connected with a conical dust cover (3), the dust cover (3) is fixedly connected with a driving motor (31), an output shaft of the driving motor (31) is coaxially fixed with a stirring rod (311), a plurality of groups of L-shaped stirring blades (4) are fixed on the outer peripheral wall of the end part of the stirring rod (311) close to the vibration unit (1), the L-shaped stirring blade (4) comprises a vertical part (41) fixed on the stirring rod (311) and a horizontal part (42) fixed on the end part of the vertical part (41), the vertical part (41) is rotatably connected with a hinged rod (8), the peripheral wall of the hinged rod (8) is fixed with a plurality of cutting blades (81), the cutting surface of the cutting blade (81) faces away from the dust cover (3), and the vertical portion (41) is provided with a transmission assembly (5) for swinging of the hinge rod (8).

2. The acid and alkali resistant Teflon hose raw material efficient vibrating screen machine according to claim 1, is characterized in that: the horizontal part (42) is provided with a plurality of screening slots (421) in a penetrating manner, and the extension direction of the screening slots (421) is parallel to the axial direction of the stirring rod (311).

3. The acid and alkali resistant Teflon hose raw material efficient vibrating screen machine according to claim 1, is characterized in that: the transmission assembly (5) comprises a driving bevel gear (51) fixedly sleeved on the stirring rod (311) and a half bevel gear (52) fixedly sleeved on the hinge rod (8), and the driving bevel gear (51) is meshed with the half bevel gear (52).

4. The acid and alkali resistant Teflon hose raw material efficient vibrating screen machine according to claim 3, is characterized in that: articulated rod (8) cover is equipped with torsional spring (82), the one end of torsional spring (82) connect in vertical portion (41), the other end connect in the periphery wall of articulated rod (8).

5. The acid and alkali resistant Teflon hose raw material efficient vibrating screen machine according to claim 3, is characterized in that: the vertical part (41) is close to the side wall of the cutting blade (81) and is fixedly provided with a limiting rod (412), and the limiting rod (412) is in butt fit with the cutting blade (81).

6. The acid and alkali resistant Teflon hose raw material efficient vibrating screen machine according to claim 1, is characterized in that: an inclined block (422) is fixed at the end part of the horizontal part (42) far away from the vertical part (41), and the inclined plane of the inclined block (422) deviates from the screen (21).

7. The acid and alkali resistant Teflon hose raw material efficient vibrating screen machine of claim 6, is characterized in that: buffer rubber pads (6) are fixed on the horizontal part (42) and the side walls of the inclined blocks (422) close to the vibration unit (1).

8. The acid and alkali resistant Teflon hose raw material efficient vibrating screen machine according to claim 1, is characterized in that: the outer peripheral wall of the stirring rod (311) is fixed with a plurality of vertical stirring blades (7) with saw teeth, and the vertical stirring blades (7) are located at different heights.