CN219768757U

CN219768757U - Mixing device is used in TPU production that stirring efficiency is high

Info

Publication number: CN219768757U
Application number: CN202320717119.5U
Authority: CN
Inventors: 赵昌伦; 刘权山; 唐晓慧
Original assignee: Jiangsu Dengke Polyurethane Material Co ltd
Current assignee: Jiangsu Dengke Polyurethane Material Co ltd
Priority date: 2023-04-04
Filing date: 2023-04-04
Publication date: 2023-09-29
Anticipated expiration: 2033-04-04

Abstract

The utility model discloses a mixing device for TPU production, which has high stirring efficiency, and comprises two groups of hydraulic cylinders, wherein a supporting seat is fixedly arranged at the bottom of each hydraulic cylinder, and the mixing device further comprises: the stirring assembly comprises two groups of support plates hinged to the top of the hydraulic cylinder, a rectangular groove is formed in one side of each support plate, a telescopic rod is fixedly installed at the top and the bottom of each rectangular groove, a first spring is sleeved outside each telescopic rod, one end of each first spring is fixedly connected with each rectangular groove, a sliding block is fixedly installed at one end, far away from each rectangular groove, of each two groups of telescopic rods and each first spring, and each two groups of sliding blocks are connected with a transmission shaft in a rotating mode through bearings towards one side close to each sliding block, and the stirring assembly further comprises a stirring barrel; the material in the stirring barrel can be fully mixed through the reciprocating rotation of the helical blade and the shaking of the stirring barrel during stirring, and the effect of mixing the raw materials is improved.

Description

Mixing device is used in TPU production that stirring efficiency is high

Technical Field

The utility model relates to the technical field of mixing devices, in particular to a mixing device with high stirring efficiency for TPU production.

Background

TPU is thermoplastic polyurethane elastomer rubber, and is a high polymer material formed by the joint reaction and polymerization of diisocyanate molecules such as diphenylmethane diisocyanate (MDI) or Toluene Diisocyanate (TDI), macromolecular polyol and low-molecular polyol (chain extender).

Publication number CN218314535U discloses a TPU production is with high-efficient compounding device, this patent is through setting up of upper and lower puddler, and lower puddler is certain angle rotation with last puddler and links together, in the stirring process, and the angle between lower puddler and the last puddler can last to change, stirs the raw materials in different levels and the radius scope to make the raw materials in the box more stirred, make the material more even that mixes, but this patent still has following problem in the in-service use:

the angle through puddler and lower puddler on the control comes stirring to the raw materials of different levels and radius, and there is certain angle down the puddler with the bottom of box when in-service use, and the puddler can't be in the bottom both sides of box, and then can not produce the stirring to the material of bottom both sides, and the material of bottom can not stir with other materials in the box, causes the inhomogeneous of stirring, and then influences the compounding effect of device.

The utility model provides a mixing device is used in TPU production that stirring efficiency is high to in order to solve the problem that above-mentioned proposes.

Disclosure of Invention

The utility model aims to provide a mixing device for TPU production, which has high stirring efficiency, and aims to solve the problems that the stirring of raw materials with different layers and radiuses is carried out by controlling the angles of an upper stirring rod and a lower stirring rod in the prior art, a certain angle exists between the lower stirring rod and the bottom of a box body in actual use, the stirring rods at two sides of the bottommost part of the box body cannot be arranged at two sides of the bottom, further, the materials at two sides of the bottommost part cannot be stirred, the materials at the bottom cannot be stirred with other materials in the box body, and the stirring is uneven, and further, the mixing effect of the device is affected.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the mixing device for TPU production with high stirring efficiency comprises two groups of hydraulic cylinders;

the bottom of the hydraulic cylinder is fixedly provided with a supporting seat;

further comprises:

a stirring assembly is arranged above the hydraulic cylinder;

wherein, stirring subassembly is including articulating two sets of backup pads at pneumatic cylinder top, and rectangular channel has been seted up to one side of backup pad to rectangular channel's top and bottom fixed mounting have the telescopic link, and the outside cover of telescopic link is equipped with first spring moreover, and the one end and the rectangular channel fixed connection of first spring moreover, and two sets of telescopic links and the one end fixed mounting who keeps away from rectangular channel with first spring have the slider, and two sets of sliders are all connected with the transmission shaft through the bearing rotation to one side that is close to

Wherein, stirring subassembly still includes the agitator, and one side fixed mounting of agitator has the support frame to the transmission shaft fixed connection of agitator and one side, support frame and the transmission shaft fixed connection of opposite side moreover, and the right side fixed mounting of the slider of one side has first motor to the outside fixedly connected with first mount of first motor, and first mount and slider fixed connection moreover.

Preferably, a second motor is fixedly installed above the right side of the support frame, a second fixing frame is fixedly installed outside the second motor, the second fixing frame is fixedly connected with the support frame, one side of the inside of the support frame is rotationally connected with a first rotating shaft through a bearing, a first half gear is fixedly installed on one side of the outside of the first rotating shaft, the first half gear is in meshed connection with a rotating gear, one end, close to the stirring barrel, of the rotating gear penetrates through the stirring barrel and is fixedly provided with a helical blade, the other side of the inside of the support frame is rotationally provided with a second rotating shaft through a bearing, one side of the second rotating shaft is fixedly installed with a second half gear, and the second half gear is in meshed connection with the rotating gear.

Preferably, the output end of the second motor passes through the support frame and is fixedly connected with the first rotating shaft, the first belt wheel is fixedly arranged on the other side of the outer part of the first rotating shaft, the second belt wheel is fixedly arranged on the other side of the outer part of the second rotating shaft, and the first belt wheel is rotationally connected with the second belt wheel through a belt.

Preferably, eccentric wheels are fixedly arranged on the outer parts of the two transmission shafts.

Preferably, a feeding hole is formed in one side of the top of the stirring barrel, and a cover plate is hinged to one side of the feeding hole.

Preferably, the limit groove is symmetrically arranged on two sides of the rectangular groove, the limit groove is connected with the limit block in a sliding manner, and the limit block is fixedly arranged on two sides of the sliding block.

Preferably, a rotating rod is hinged to one side of a feeding hole above the stirring barrel, a limiting rod is connected above the rotating rod in a sliding manner, a groove is formed in one side of the cover plate, the groove is connected with the limiting rod in a clamping manner, a second spring is sleeved outside one side of the limiting rod, one side of the second spring is fixedly connected with the rotating rod, a fixing block is fixedly mounted at one end, away from the rotating rod, of the second spring, and the fixing block is fixedly connected with the limiting rod.

Compared with the prior art, the utility model has the beneficial effects that: this compounding device is used in TPU production that stirring efficiency is high sets up stirring subassembly in two pneumatic cylinders top, can carry out abundant mixing to the material in the agitator through helical blade's reciprocal rotation and agitator's shake when stirring, promotes the effect that the raw materials mixes, and its concrete content is as follows:

1. the stirring assembly is arranged above the two hydraulic cylinders, the limiting rod is pulled to enable the fixed block to stretch the second spring, the limiting rod is separated from the groove on the cover plate, the cover plate is opened to enable the raw materials to be placed into the stirring barrel from the feeding hole, after the raw materials are placed into the stirring barrel, the cover plate is covered to rotate the rotating rod to loosen the limiting rod, the limiting rod is enabled to be clamped with the groove on the cover plate again under the action of the second spring, the cover plate is limited, the first motor is started to drive the transmission shaft to rotate, the stirring barrel and the supporting frame are driven to rotate, the eccentric wheel is arranged outside the transmission shaft, the sliding block is enabled to continuously compress and stretch the two groups of first springs and the telescopic rod in the rectangular groove through the centrifugal force caused by rotation of the eccentric wheel, two sides of the sliding block are limited in the limiting groove through the limiting block, the first motor and the second motor are supported through the first fixing frame and the second fixing frame, connection looseness in the shaking process is prevented, the stirring barrel is enabled to shake up and down, the raw materials in the stirring barrel are vibrated, and the mixing effect of the raw materials is improved;

2. the second motor on the starting support frame drives the first rotating shaft to rotate, and then drives the first belt pulley to rotate, and then drives the second belt pulley to rotate through the belt, so that the first half gear and the second half gear rotate simultaneously, the first half gear and the second half gear are meshed with the rotating gear to be connected, and then drive the rotating gear to rotate reciprocally, so that the helical blade rotates reciprocally in the stirring barrel, the raw materials are pushed to move reciprocally in the stirring barrel through the reciprocal rotation of the helical blade, and then the raw materials are further mixed, the mixing effect of the raw materials is improved, when the raw materials are discharged, the first motor and the second motor are closed when the feed inlet rotates to the lower side, the cover plate is lost due to the fact that the limiting rod is pulled, one end of the stirring barrel is lifted by the hydraulic cylinder on one side of the starting, the stirring barrel is inclined, and then the raw materials are discharged from the feed inlet under the action of gravity.

Drawings

FIG. 1 is a schematic diagram of a front cross-sectional structure of the present utility model;

FIG. 2 is a schematic side cross-sectional view of the present utility model;

FIG. 3 is a schematic diagram of a rotary gear structure according to the present utility model;

FIG. 4 is an enlarged schematic view of the area A of FIG. 1 according to the present utility model;

fig. 5 is a schematic view of the eccentric wheel structure of the present utility model.

In the figure: 1. a hydraulic cylinder; 2. a stirring assembly; 201. a support plate; 202. rectangular grooves; 203. a telescopic rod; 204. a first spring; 205. a slide block; 206. a transmission shaft; 207. a stirring barrel; 208. an eccentric wheel; 209. a first motor; 210. a first fixing frame; 211. a support frame; 212. a second motor; 213. the second fixing frame; 214. a first rotating shaft; 215. a first half gear; 216. rotating the gear; 217. a second rotating shaft; 218. a second half gear; 219. a helical blade; 220. a first pulley; 221. a second pulley; 222. a cover plate; 223. a limit groove; 224. a limiting block; 225. a rotating lever; 226. a limit rod; 227. a second spring; 228. and a fixed block.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-5, the present utility model provides the following technical solutions: mixing device is used in production of TPU that stirring efficiency is high, including two sets of pneumatic cylinders 1, the bottom fixed mounting of pneumatic cylinder 1 has the supporting seat, still includes: the top of pneumatic cylinder 1 is provided with stirring subassembly 2, wherein, stirring subassembly 2 is including articulating two sets of backup pads 201 at the pneumatic cylinder 1 top, and rectangular channel 202 has been seted up to one side of backup pad 201, and rectangular channel 202's top and bottom fixed mounting have telescopic link 203, and telescopic link 203's outside cover is equipped with first spring 204, and first spring 204's one end and rectangular channel 202 fixed connection, and two sets of telescopic link 203 and first spring 204 keep away from rectangular channel 202's one end fixed mounting have slider 205, and two sets of sliders 205 are all connected with transmission shaft 206 through the bearing rotation to the one side that is close to, wherein, stirring subassembly 2 still includes agitator 207, and one side fixed mounting of agitator 207 has support frame 211, and agitator 207 and one side's transmission shaft 206 fixed connection, and support frame 211 and the transmission shaft 206 fixed connection of opposite side, and one side slider 205's right side fixed mounting has first motor 209, and the outside fixed connection of first motor 209 has first mount 210, and slider 205 fixed connection, make agitator 207 shake when rotating, the mixed effect of promotion raw materials takes place.

The second motor 212 is fixedly installed above the right side of the supporting frame 211, the second fixing frame 213 is fixedly installed outside the second motor 212, the second fixing frame 213 is fixedly connected with the supporting frame 211, one side of the inside of the supporting frame 211 is rotatably connected with the first rotating shaft 214 through a bearing, one side of the outside of the first rotating shaft 214 is fixedly provided with the first half gear 215, the first half gear 215 is in meshed connection with the rotating gear 216, one end of the rotating gear 216, which is close to the stirring barrel 207, passes through the stirring barrel 207 and is fixedly provided with the helical blade 219, the other side of the inside of the supporting frame 211 is rotatably provided with the second rotating shaft 217 through a bearing, one side of the second rotating shaft 217 is fixedly provided with the second half gear 218, the second half gear 218 is in meshed connection with the rotating gear 216, the helical blade 219 is enabled to rotate in the stirring barrel 207 in a reciprocating manner, raw materials are pushed to move in the stirring barrel 207 in a reciprocating manner through the reciprocating rotation of the helical blade 219, further mixing of the raw materials is achieved, and the mixing effect of the raw materials is improved.

The output end of the second motor 212 passes through the supporting frame 211 and is fixedly connected with the first rotating shaft 214, the first belt pulley 220 is fixedly arranged on the other side of the outer part of the first rotating shaft 214, the second belt pulley 221 is fixedly arranged on the other side of the outer part of the second rotating shaft 217, the first belt pulley 220 is rotationally connected with the second belt pulley 221 through a belt, the first rotating shaft 214 and the second rotating shaft 217 can simultaneously rotate, the eccentric wheels 208 are fixedly arranged on the outer parts of the two transmission shafts 206, centrifugal force can be brought by rotation of the eccentric wheels 208, the stirring barrel 207 is further vibrated, a feeding hole is formed in one side of the top of the stirring barrel 207, a cover plate 222 is hinged to one side of the feeding hole, feeding of the stirring barrel 207 is conveniently fed and discharged, limit grooves 223 are symmetrically formed in two sides of the rectangular grooves 202, limit grooves 223 are slidably connected with limit blocks 224, the limit blocks 224 are fixedly arranged on two sides of the sliding blocks 205, the upper sides of the sliding blocks 205 are guaranteed to be slidably connected with the rotating rods 225, one sides of the cover plates 226 are provided with grooves 226, the grooves 226 are fixedly connected with the limit blocks 226, the one sides of the limit blocks 227 are fixedly connected with the two sides of the upper sides of the second spring blocks, and the lower sides of the upper side of the limit blocks are fixedly connected with the upper spring blocks 228, and the lower side of the upper spring blocks are fixedly connected with the upper ends of the lower spring blocks 228.

Working principle: before the mixing device for TPU production with high stirring efficiency is used, the whole situation of the device is required to be checked firstly, normal operation can be ensured, as shown in fig. 1-5, stirring assemblies 2 are arranged above two hydraulic cylinders 1, a limiting rod 226 is pulled to enable a fixed block 228 to stretch a second spring 227, the limiting rod 226 is separated from a groove on a cover plate 222, the cover plate 222 loses limitation, the cover plate 222 is opened to put raw materials into a stirring barrel 207 from a feed inlet, after the raw materials are put into the stirring barrel 207, a rotating rod 225 is covered by the cover plate 222 to loosen the limiting rod 226, the limiting rod 226 is enabled to be clamped with the groove on the cover plate 222 again under the action of a second spring 227, the cover plate 222 is limited, a first motor 209 is started to drive a transmission shaft 206 to rotate, then the stirring barrel 207 and a supporting frame 211 are driven to rotate, two groups of first springs 204 and telescopic rods 203 are continuously compressed and stretched in the inside a rectangular groove 202 through centrifugal force brought by rotation of the eccentric wheel 208, two sides of the sliding block 205 slide in the limiting groove 223 through the motor 224, the first motor 212 and the second motor 212 are enabled to be clamped with the first motor 212 and the second motor 212 to be connected with the first supporting frame 212, and the raw materials are prevented from shaking and the stirring barrel 207 is further connected in a shaking process;

the second motor 212 on the starting support frame 211 drives the first rotating shaft 214 to rotate, the first belt pulley 220 is driven to rotate, the second belt pulley 221 is driven to rotate through the belt, the first half gear 215 and the second half gear 218 rotate simultaneously, the first half gear 215 and the second half gear 218 are meshed with the rotating gear 216 and are connected, the rotating gear 216 is driven to rotate in a reciprocating mode, the spiral blade 219 rotates in the stirring barrel 207 in a reciprocating mode, the raw materials are pushed to move in the stirring barrel 207 in a reciprocating mode through the reciprocating rotation of the spiral blade 219, further mixing is conducted on the raw materials, the mixing effect of the raw materials is improved, when the raw materials are discharged, the first motor 209 and the second motor 212 are closed when the feed inlet rotates to the lower side, the limiting rod 226 is pulled, the cover plate 222 is enabled to lose limiting, the hydraulic cylinder 1 on one side is started to enable one end of the stirring barrel 207 to be lifted, the stirring barrel 207 is inclined, and the raw materials are discharged from the feed inlet under the action of gravity.

Although the present utility model has been described with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements and changes may be made without departing from the spirit and principles of the present utility model.

Claims

1. The mixing device for TPU production with high stirring efficiency comprises two groups of hydraulic cylinders (1);

a supporting seat is fixedly arranged at the bottom of the hydraulic cylinder (1);

characterized by further comprising:

a stirring assembly (2) is arranged above the hydraulic cylinder (1);

wherein, stirring subassembly (2) are including articulating two sets of backup pads (201) at pneumatic cylinder (1) top, and rectangular channel (202) have been seted up to one side of backup pad (201), and the top and the bottom fixed mounting of rectangular channel (202) have telescopic link (203), and the outside cover of telescopic link (203) is equipped with first spring (204), and the one end and the rectangular channel (202) fixed connection of first spring (204), and the one end fixed mounting that two sets of telescopic link (203) and first spring (204) kept away from rectangular channel (202) has slider (205), and the one side that two sets of sliders (205) are close to all is connected with transmission shaft (206) through the bearing rotation;

wherein, stirring subassembly (2) still includes agitator (207), and one side fixed mounting of agitator (207) has support frame (211) to agitator (207) and transmission shaft (206) fixed connection of one side, support frame (211) and transmission shaft (206) fixed connection of opposite side moreover, and the right side fixed mounting of slider (205) of one side has first motor (209) to the outside fixedly connected with first mount (210) of first motor (209), and first mount (210) and slider (205) fixed connection.

2. A mixing device for producing TPU with high stirring efficiency according to claim 1, characterized in that: the right side top fixed mounting of support frame (211) has second motor (212), and the outside fixed mounting of second motor (212) has second mount (213), and second mount (213) and support frame (211) fixed connection, and the inside one side of support frame (211) is connected with first pivot (214) through the bearing rotation, and the outside one side fixed mounting of first pivot (214) has first half gear (215), and first half gear (215) meshing is connected with rotation gear (216), and the one end that rotation gear (216) is close to agitator (207) passes agitator (207) and fixedly mounted with helical blade (219), and the inside opposite side of support frame (211) is rotated through the bearing has second pivot (217), and the outside fixed mounting of one side of second pivot (217) has second half gear (218), and second half gear (218) and rotation gear (216) meshing are connected.

3. A mixing device for producing TPU with high stirring efficiency according to claim 2, characterized in that: the output end of the second motor (212) penetrates through the supporting frame (211) and is fixedly connected with the first rotating shaft (214), a first belt wheel (220) is fixedly arranged on the other side of the outer portion of the first rotating shaft (214), a second belt wheel (221) is fixedly arranged on the other side of the outer portion of the second rotating shaft (217), and the first belt wheel (220) is rotatably connected with the second belt wheel (221) through a belt.

4. A mixing device for producing TPU with high stirring efficiency according to claim 1, characterized in that: and eccentric wheels (208) are fixedly arranged outside the two transmission shafts (206).

5. A mixing device for producing TPU with high stirring efficiency according to claim 1, characterized in that: a feed inlet is formed in one side of the top of the stirring barrel (207), and a cover plate (222) is hinged to one side of the feed inlet.

6. A mixing device for producing TPU with high stirring efficiency according to claim 1, characterized in that: limiting grooves (223) are symmetrically formed in two sides of the rectangular groove (202), limiting blocks (224) are connected to the limiting grooves (223) in a sliding mode, and the limiting blocks (224) are fixedly arranged on two sides of the sliding block (205).

7. A mixing device for producing TPU with high stirring efficiency according to claim 1, characterized in that: the feed inlet one side of agitator (207) top articulates there is dwang (225), and the top sliding connection of dwang (225) has gag lever post (226), and one side of apron (222) is seted up flutedly, and recess and gag lever post (226) block are connected moreover, one side outside cover of gag lever post (226) is equipped with second spring (227) moreover, and one side and dwang (225) fixed connection of second spring (227), and one end fixed mounting that dwang (225) were kept away from to second spring (227) has fixed block (228), fixed block (228) and gag lever post (226) fixed connection moreover.