CN102773038B - Kneading machine - Google Patents
Kneading machine Download PDFInfo
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- CN102773038B CN102773038B CN201210248475.3A CN201210248475A CN102773038B CN 102773038 B CN102773038 B CN 102773038B CN 201210248475 A CN201210248475 A CN 201210248475A CN 102773038 B CN102773038 B CN 102773038B
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- hole
- encapsulant
- stuffing box
- installing plate
- blade
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Abstract
The invention discloses a kneading machine. The kneading machine comprises a mixing tank, a sealed structure and a stirring paddle, wherein the mixing tank comprises a side plate and a first through hole formed in the side plate; the sealed structure comprises a mounting plate which is contained in the first through hole and is in seamless connection with the inner wall of the side plate, a packing box which is detachably arranged on the mounting plate, and a sealing material; a second through hole is formed in the mounting plate; the packing box comprises a hollow packing pipe of which the first end is contained in the second through hole; the stirring paddle comprises a blade, a stirring paddle shaft which is arranged on the blade, and an annular shaft shoulder which extends out from the circumferential surface (close to the blade) of the stirring paddle shaft; the blade is close to the blade in the mixing tank; the stirring paddle shaft passes through the second through hole and the packing pipe; the shaft shoulder is close to the blade in the second through hole; and the sealing material is tightly attached to the inner wall of the packing pipe, the outer wall of the stirring paddle shaft and the end surface of the shaft shoulder.
Description
Technical field
The present invention relates to kneader, relate in particular to a kind of kneader of being convenient to change encapsulant.
Background technology
Conventionally, kneader partly consists of support, a mixing bowl, paddle, hydraulic system, transmission system and electric-control system etc., its be widely used in high viscosity, high-elastic plastic material mixing, mediate, broken, stir, vulcanize, regroup etc.Kneader is when work, and solid material or liquid material can enter stuffing box along the gap of blade and paddle between centers under the extruding of paddle.Solid material or liquid material can mix with the lubricating oil in stuffing box after entering stuffing box, add the mixture (being commonly called as black material) that produces black with the spin friction meeting of mixing oar.When the cylinder body of a mixing bowl is vacuumized, can be drawn into and stir in cylinder body, black like this material just affects the quality of material together with mixing of materials.Black material mainly enters a mixing bowl by the gap between a mixing bowl and paddle.Therefore, equal packing matcrial between a mixing bowl of kneader and paddle, to seal a mixing bowl and paddle.Sealing means between existing a mixing bowl and paddle is to hold paddle tightly by press seal material (polytetrafluoroethylene (PTFE) braided packing), by lubricating oil film, seals.Adopt this kind of sealing means, paddle can produce friction with encapsulant when rotating, and friction causes encapsulant Fast Wearing, reduces sealing effectiveness.Therefore must often from filler rear end, adjust clamp nut filler is compressed to guarantee sealing effectiveness, and the frequency that this kind of conventional seals causes changing encapsulant is higher, original stuffing box adopts monolithic construction, when changing, encapsulant the broken filler of stuffing box the inside need be ticked with specific purpose tool, then with cleaning agent, to mixing oar and stuffing box, clean, but because operating space is little, while more renewing filler, quite require great effort.
Summary of the invention
In view of above situation, be necessary to provide a kind of kneader of being convenient to change encapsulant.
According to an aspect of the present invention, the kneader providing, comprise a mixing bowl, hermetically-sealed construction and paddle, a mixing bowl comprises side plate and is located at the first through hole of side plate, hermetically-sealed construction comprise be contained in the first through hole and with the installing plate of the inwall seamless link of side plate, be removably installed in stuffing box and the encapsulant of installing plate, installing plate is offered the second through hole, stuffing box comprises that first end is contained in the loading pipe of the hollow in the second through hole, paddle comprises blade, be located at the paddle axle of blade and from the shaft shoulder of the extended annular of periphery at the close blade place of paddle axle, blade is contained in a mixing bowl, paddle axle is through the second through hole and loading pipe, the shaft shoulder is contained in the second through hole, encapsulant is close to the inwall of loading pipe, the outer wall of paddle axle and the end face of the shaft shoulder.
In some embodiments, hermetically-sealed construction also comprises sealing shroud, and sealing shroud is T-shaped, and installing plate is provided with the T-shaped accepting groove in cross section in the inwall around the second through hole, sealing shroud is contained in accepting groove, the outer surface of sealing shroud the be close to inwall of installing plate and the outer wall of the shaft shoulder corresponding to inner surface.
In some embodiments, stuffing box also comprises the annular sealing plate that the first end of loading pipe extends internally out, and sealing shroud is close to sealing plate, and encapsulant is close to sealing plate.
In some embodiments, sealing shroud is made by polytetrafluoroethylene (PTFE).
In some embodiments, hermetically-sealed construction also comprises the first fixture, installing plate is provided with fixing hole, loading pipe is the cylindric of hollow, stuffing box also comprises the first fixed head that the periphery of self filler pipe extends outward near first end place, the first fixed head is provided with third through-hole, and the first fixture is locked fixing hole through third through-hole loading pipe is fixed on to installing plate.
In some embodiments, draw together the compressing member of being located at stuffing box and encapsulant being compressed.
In some embodiments, stuffing box also comprises the second fixed head that self filler pipe the second end extends outward, the second fixed head is provided with accepting hole, compressing member comprises that first end compresses encapsulant and is the pressure pipe of the column of hollow, the 3rd fixed head extending outward from pressure pipe the second end, a plurality of dish-shaped shell fragments and the second fixture, the 3rd fixed head is provided with fourth hole, the second fixture comprises double-screw bolt and nut, described double-screw bolt is successively through dish-shaped shell fragment, after fourth hole, be contained in accepting hole, nut is installed on double-screw bolt and compresses dish-shaped shell fragment, compressing member is fixed on to stuffing box.
In some embodiments, encapsulant comprises the semiorbicular blocks of being made by polytetrafluoroethylene (PTFE) by a plurality of.
Encapsulant in kneader of the present invention wears up to while affecting kneader use, pulls down compressing member and stuffing box, and replaceable new encapsulant, without adopting special instrument that encapsulant hook is gone out to stuffing box, is convenient for changing encapsulant.
Accompanying drawing explanation
Fig. 1 is the partial schematic diagram of an embodiment of kneader of the present invention.
The specific embodiment
Below in conjunction with drawings and the specific embodiments, invention is described in further detail to explanation.
Please refer to Fig. 1, an embodiment of kneader of the present invention comprises a mixing bowl 10, paddle 20, hermetically-sealed construction 30 and compressing member 40.
A mixing bowl 10 adopts the general a mixing bowl of kneader.A mixing bowl 10 comprises side plate 12 and is opened in the first through hole 120 of side plate 12.
Paddle 20 comprises blade 21 for stirring, be located at the paddle axle 22 of blade 21 and the annular shaft shoulder 24 protruding out near the periphery of blade 21 from paddle axle 22.
Hermetically-sealed construction 30 comprises installing plate 32, stuffing box 34, the first fixture 36, sealing shroud 33 and encapsulant 38.Installing plate 32 is cylindrical, is provided with the second through hole 320 and fixing hole 322.Installing plate 32 is also provided with the T-shaped accepting groove in cross section 324 in the inwall around the second through hole 320.Stuffing box 34 comprises the loading pipe 340 of column and hollow, the first annular fixed head 342 extending outward from the periphery near loading pipe 340 first ends, the annular sealing plate 343 that self filler pipe 340 first ends extend internally out, the second annular fixed head 344 that self filler pipe 340 second ends extend outward.The first fixed head 342 is provided with third through-hole 346.The second fixed head 344 is provided with accepting hole 348.In present embodiment, fixing hole 322 is screw.The first fixture 36 is screw.Sealing shroud 33 is that the T shape of being made by polytetrafluoroethylene (PTFE) is overlapped.A plurality of semiorbicular blocks 380 of encapsulant 38 for being made by polytetrafluoroethylene (PTFE).
Compressing member 40 comprise column and hollow pressure pipe 42, from pressure pipe 42 second ends extend annular the 3rd fixed head 44, a plurality of dish-shaped shell fragment 46 and the second fixture 48.In present embodiment, the second fixture 48 comprises double-screw bolt 480 and nut 482.The 3rd fixed head 44 is offered fourth hole 440.
During assembling, sealing shroud 33 is contained in the accepting groove 324 of installing plate 32.The first end of the loading pipe 340 of stuffing box 34 is contained in the accepting groove 324 of installing plate 32.The first end of loading pipe 340 is together with the end face of sealing plate 343 butt sealing shrouds 33.The first fixed head 342 butt installing plates 32 of stuffing box 34, and fixing hole 322 is over against third through-hole 346.The first fixture 36 is locked fixing hole 322 through third through-hole 346, makes stuffing box 34 be fixed on installing plate 32.Installing plate 32 is contained in the first through hole 120 of side plate 12, and is connected with side plate 12 is seamless.The second through hole 320 of installing plate 320 aligns with the first through hole 120.In present embodiment, adopt the mode of welding to realize seamless connection between installing plate 32 and side plate 12.Paddle 20 is positioned in a mixing bowl 10.The paddle axle 22 of paddle 20 passes the second through hole 320, sealing shroud 33 and the loading pipe 340 of installing plate 32 successively.The shaft shoulder 24 is contained in the second through hole 320 of installing plate 32.The inner surface of sealing shroud 33 and outer surface are close to respectively the outer wall of the shaft shoulder 24 and the inwall of installing plate 32.Encapsulant 38 is contained in loading pipe 340 and between loading pipe 340 and paddle axle 22.Encapsulant 38 is being installed, and blocks 380 is arranged in loading pipe 340 one by one.At encapsulant 38, be mounted to loading pipe 340,38 one-tenth hollows of encapsulant cylindric.The first end face while butt sealing plate 343 of encapsulant 38 and the end face of the shaft shoulder 24.The inwall of the outer surface of encapsulant 38 butt loading pipe 340 corresponding to inner surface and the outer wall of paddle axle 22.The pressure pipe 42 of compressing member 40 is sheathed on paddle axle 22.The second end face of the first end butt encapsulant 38 of pressure pipe 42.The fourth hole 440 of compressing member 40 is over against the accepting hole 348 of stuffing box 34.The double-screw bolt 480 of the second fixture 48 is successively through being contained in accepting hole 348 after a plurality of dish-shaped shell fragments 46 and fourth hole 440, and nut 482 is installed on the dish-shaped shell fragment 46 of the rear compression of double-screw bolt 348, and compressing member 40 is fixed on to stuffing box 34.Pressure pipe 42 press seal materials 38, make encapsulant 38 be close to loading pipe 340 and the paddle axle 22 of the shaft shoulder 24, stuffing box 34 simultaneously.
In the present embodiment, seamless link between the installing plate 32 of hermetically-sealed construction 30 and the side plate 12 of a mixing bowl 10, avoids air to be entered in a mixing bowl 10 by the gap between installing plate 32 and side plate 12.The inner surface of sealing shroud 33 and outer surface are close to respectively the outer wall of the shaft shoulder 24 and the inwall of installing plate 32, avoid air to enter a mixing bowl 10 by the gap between installing plate 32 and the shaft shoulder 24, also avoid the broken end that is stirred thing in a mixing bowl 10 to enter stuffing box 34 by the gap between installing plate 32 and the shaft shoulder 24 simultaneously.Encapsulant 38 is close to loading pipe 340 and the paddle axle 22 of the shaft shoulder 24, stuffing box 34 and is avoided air to enter a mixing bowl 10 by the gap between the shaft shoulder 24, loading pipe 340 and paddle axle 22, avoids the broken end that is stirred thing to enter stuffing box 34 simultaneously.Adopt above-mentioned dual sealing means, even if wherein place sealing does not reach sealing effectiveness, another place's sealing can also stop air to enter a mixing bowl 10, avoids the broken end that is stirred thing to enter stuffing box 34 simultaneously, without changing immediately encapsulant 38, reduce the replacement frequency of encapsulant 38.
In the present embodiment, dish-shaped shell fragment 46 self has elasticity, and the second fixture 48 of compressing member 40 makes pressure pipe 42 press seal materials 38 through after dish-shaped shell fragment 46, and dish-shaped shell fragment 46 possesses the function of elastic compensating.After encapsulant 38 wearing and tearing, there is deformation in dish-shaped shell fragment 46 automatically, makes pressure pipe 42 continue press seal material 38, without often adjusting compressing member 40.
Encapsulant 38 in kneader of the present invention and sealing shroud 33 wear up to while affecting kneader use, pull down compressing member 40 and the stuffing box 34 of kneader of the present invention, be replaceable new encapsulant 38 and sealing shroud 33, without adopting special instrument that encapsulant 38 hooks are gone out to stuffing box 34, be convenient for changing encapsulant 38.
Claims (6)
1. kneader, it is characterized in that, comprise a mixing bowl (10), hermetically-sealed construction (30) and paddle (20), described a mixing bowl (10) comprises side plate (12) and is located at first through hole (120) of described side plate (12), described hermetically-sealed construction (30) comprise be contained in described the first through hole (120) and with the installing plate (32) of the inwall seamless link of described side plate (12), be removably installed in stuffing box (34) and the encapsulant (38) of described installing plate (32), described installing plate (32) is offered the second through hole (320), described stuffing box (34) comprises that first end is contained in the loading pipe (340) of the hollow in described the second through hole (320), described paddle (20) comprises blade (21), the shaft shoulder (24) of the extended annular of periphery of being located at the paddle axle (22) of described blade (21) and locating from the close described blade (21) of described paddle axle (22), described blade (21) is contained in described a mixing bowl (10), described paddle axle (22) is through described the second through hole (320) and described loading pipe (340), the described shaft shoulder (24) is contained in described the second through hole (320), described encapsulant (38) is close to the inwall of described loading pipe (340), the end face of the outer wall of described paddle axle (22) and the described shaft shoulder (24), described hermetically-sealed construction (30) also comprises sealing shroud (33), described sealing shroud (33) is T-shaped, described installing plate (32) is provided with the T-shaped accepting groove in cross section (324) in the inwall around described the second through hole (320), described sealing shroud (33) is contained in described accepting groove (324), outer surface the be close to inwall of described installing plate (32) and the outer wall of the described shaft shoulder (24) corresponding to inner surface of described sealing shroud (33), described stuffing box (34) also comprises the annular sealing plate (343) that the first end of described loading pipe (340) extends internally out, and described sealing shroud (33) is close to described sealing plate (343), and described encapsulant (38) is close to described sealing plate (343).
2. kneader as claimed in claim 1, is characterized in that, described sealing shroud (33) is made by polytetrafluoroethylene (PTFE).
3. kneader as claimed in claim 1, it is characterized in that, described hermetically-sealed construction (30) also comprises the first fixture (36), described installing plate (32) is provided with fixing hole (322), described loading pipe (340) is the cylindric of hollow, described stuffing box (34) also comprises the first fixed head (342) that the periphery from described loading pipe (340) extends outward near described first end place, described the first fixed head (342) is provided with third through-hole (346), described the first fixture (36) is locked described fixing hole (322) through described third through-hole (346) described loading pipe (340) is fixed on to described installing plate (32).
4. kneader as claimed in claim 1, is characterized in that, also comprises the compressing member (40) of being located at stuffing box (34) and described encapsulant (38) being compressed.
5. kneader as claimed in claim 4, it is characterized in that, stuffing box (34) also comprises the second fixed head (344) extending outward from described loading pipe (340) second ends, described the second fixed head (344) is provided with accepting hole (348), described compressing member (40) comprises that first end compresses described encapsulant (38) and is the pressure pipe (42) of the column of hollow, the 3rd fixed head (44) extending outward from described pressure pipe (42) second ends, a plurality of dish-shaped shell fragments (46) and the second fixture (48), described the 3rd fixed head (44) is provided with fourth hole (440), described the second fixture (48) comprises double-screw bolt (480) and nut (482), described double-screw bolt (480) is successively through dish-shaped shell fragment (46), after fourth hole (440), be contained in accepting hole (348), described nut (482) is installed on described double-screw bolt (480) and compresses described dish-shaped shell fragment (46), described compressing member (40) is fixed on to described stuffing box (34).
6. the kneader as described in claim 1-5 any one, is characterized in that, described encapsulant (38) comprises the blocks (380) of being made semi-ring shape by polytetrafluoroethylene (PTFE) by a plurality of.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210248475.3A CN102773038B (en) | 2012-07-17 | 2012-07-17 | Kneading machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210248475.3A CN102773038B (en) | 2012-07-17 | 2012-07-17 | Kneading machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102773038A CN102773038A (en) | 2012-11-14 |
| CN102773038B true CN102773038B (en) | 2014-09-10 |
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ID=47118282
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210248475.3A Active CN102773038B (en) | 2012-07-17 | 2012-07-17 | Kneading machine |
Country Status (1)
| Country | Link |
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| CN (1) | CN102773038B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103104706B (en) * | 2013-01-16 | 2015-07-29 | 南通密炼捏合机械有限公司 | Dryer shaft-head sealing device |
| CN103335105B (en) * | 2013-05-08 | 2015-04-29 | 南通密炼捏合机械有限公司 | Special kneader spindle nose sealing device for CMC |
| CN104959056A (en) * | 2015-06-12 | 2015-10-07 | 张玉如 | Kneading machine |
| CN105233722B (en) * | 2015-10-27 | 2018-05-11 | 如皋市井上捏和机械厂 | Convertible Screw Extrusion kneader |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2900127Y (en) * | 2006-04-14 | 2007-05-16 | 吕金城 | Vacuum kneading machine |
| CN201568571U (en) * | 2009-12-19 | 2010-09-01 | 温州欧亚橡塑机械有限公司 | Device for sealing rotor shaft of mixing roll |
| CN202683146U (en) * | 2012-07-17 | 2013-01-23 | 如皋市井上捏和机械厂 | Kneader |
-
2012
- 2012-07-17 CN CN201210248475.3A patent/CN102773038B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2900127Y (en) * | 2006-04-14 | 2007-05-16 | 吕金城 | Vacuum kneading machine |
| CN201568571U (en) * | 2009-12-19 | 2010-09-01 | 温州欧亚橡塑机械有限公司 | Device for sealing rotor shaft of mixing roll |
| CN202683146U (en) * | 2012-07-17 | 2013-01-23 | 如皋市井上捏和机械厂 | Kneader |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102773038A (en) | 2012-11-14 |
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