CN107322765A - A kind of new and effective helical vacuum extrusion shaping machine - Google Patents
A kind of new and effective helical vacuum extrusion shaping machine Download PDFInfo
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- CN107322765A CN107322765A CN201710615584.7A CN201710615584A CN107322765A CN 107322765 A CN107322765 A CN 107322765A CN 201710615584 A CN201710615584 A CN 201710615584A CN 107322765 A CN107322765 A CN 107322765A
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- bearing
- closure
- prime
- sleeve
- chamber
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B3/00—Producing shaped articles from the material by using presses; Presses specially adapted therefor
- B28B3/20—Producing shaped articles from the material by using presses; Presses specially adapted therefor wherein the material is extruded
- B28B3/22—Producing shaped articles from the material by using presses; Presses specially adapted therefor wherein the material is extruded by screw or worm
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C35/00—Rigid support of bearing units; Housings, e.g. caps, covers
- F16C35/04—Rigid support of bearing units; Housings, e.g. caps, covers in the case of ball or roller bearings
- F16C35/06—Mounting or dismounting of ball or roller bearings; Fixing them onto shaft or in housing
- F16C35/07—Fixing them on the shaft or housing with interposition of an element
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16J—PISTONS; CYLINDERS; SEALINGS
- F16J15/00—Sealings
- F16J15/16—Sealings between relatively-moving surfaces
- F16J15/32—Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings
- F16J15/3204—Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings with at least one lip
- F16J15/3232—Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings with at least one lip having two or more lips
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16J—PISTONS; CYLINDERS; SEALINGS
- F16J15/00—Sealings
- F16J15/16—Sealings between relatively-moving surfaces
- F16J15/32—Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings
- F16J15/3284—Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings characterised by their structure; Selection of materials
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16N—LUBRICATING
- F16N7/00—Arrangements for supplying oil or unspecified lubricant from a stationary reservoir or the equivalent in or on the machine or member to be lubricated
- F16N7/38—Arrangements for supplying oil or unspecified lubricant from a stationary reservoir or the equivalent in or on the machine or member to be lubricated with a separate pump; Central lubrication systems
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Ceramic Engineering (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
- Sealing Of Bearings (AREA)
Abstract
A kind of new and effective helical vacuum extrusion shaping machine of the present invention, including mixer part and extruder part, described extruder part includes vacuum chamber and bearing chamber, described sealed bearing housing is fixed on vacuum chamber and is bolted, described mixer part includes mud breaker and tapered sleeve, described tapered sleeve one end stretches out to form the receiving portion of mud breaker piece, described mud breaker piece is arranged in tapered sleeve and in receiving portion, described bearing chamber also includes prime closure and axle sleeve, described axle sleeve is placed on main shaft and is connected with spacer sleeve, described prime closure is placed on axle sleeve and covers close contact with lid, described prime closure is tightly connected with bearing cup, described prime closure, axle sleeve, one is formed between bearing cap and bearing cup can airtight chamber.The present invention can prevent foreign matter from entering in bearing and not result in the pollution of bearing oil, destroyed to machine vacuum tightness only to change lip-type packing and the felt collar on prime closure.
Description
Technical field
The present invention relates to a kind of extruder, particularly a kind of helical vacuum extruder.
Background technology
During new and effective helical vacuum extrusion shaping machine is a kind of large scale equipment, conventional mounting mode, motor installs bottom
Frame is separately installed with main body, and the distance and locality that Chang Yinwei is installed have deviation to cause driving belt installation question, particularly
When overload and impact, the influence at position is coupled to machine.New and effective helical vacuum extrusion shaping machine is one of complete set of equipments
Point, in production scene because the influence maintenance main shaft seal position of its auxiliary equipment is very difficult, former main shaft sealing construction is in reality
In use, because the thing that bad seals cause the raw material of extrusion shaping machine to enter bearing chamber damage bearing often has generation.If
Using vacuum extruding technique, except raw material can enter bearing chamber after sealing (oil sealing) destruction, the negative pressure of vacuum chamber can take bearing away
The lubricating oil of room causes bearing heating, locking, and vacuum-extruder bad seals can make the vacuum degradation of vacuum chamber, even if
Whole main shaft portion can must be also pulled down when early detection problem is in maintenance（Containing bearing chamber）, dismantle bearing and check whether there is production
The foreign matters such as product raw material enter whether bearing, bearing have damage（Actual conditions are that have more than 80 percent damage replacing）, change
Seal of damage etc., because it is to be isolated with oil sealing, sealed that helical vacuum brick extruding, which (goes out) vacuum (raw material) room of machine with bearing chamber,
's.In routine use base bearing temperature rise it is too high it is too fast can mean that sealedly failure occur, while this seal failure early stage
It is difficult to find to confirm.Etc. will dismount whole main shaft portion after pinpointing the problems, and change oil sealing, check bearing, whole maintenance
Process is all worked continuously, and repairing workload is very big, or even occurs causing kiln to burn without product because can not repair in time
And situation about stopping production.
Existing bearing chamber structure is as follows：(bearing cup is joined with bolts bearing cup with feed chamber by sealing, and two fix
Sealed O-ring is housed between face), self-aligning thrust roller bearing (self-aligning thrust roller bearing in the bearing cup, cycle surface
Be fixed on after bearing cup and cover ＞ on ＜ bottoms, inner ring is fixed on axle), spacer sleeve (spacer sleeve be fixed on axle and be stuck in left and right
Between two bearings, both ends of the surface, which are withstood on two bearings inner ring, ensures that two bearings are separated by a distance), self-aligning roller bearing（This bearing
Outer ring is fixed in bearing cup, and inner ring is withstood on the end face of axle sleeve mounted in end face top spacer sleeve other end on axle）, axle sleeve
(axle sleeve is fixed on axle on axle and positioning is connected with a flat key with axle sleeve, and both ends of the surface withstand on self-aligning roller bearing inner ring and labyrinth respectively
On Moving plate end face, the O-ring equipped with sealing ensures the sealing of main shaft and shaft room on axle sleeve), the quiet disk in labyrinth（Work as bearing cap again
With）（The quiet disk in labyrinth is fixed by bolts on bearing cup end face step and sealed between two stationary planes with O-ring, the quiet disk one in labyrinth
End boss, which loads on the outer ring positioning that bearing cup is used for doing self-aligning roller bearing, other end, has maze trough to coordinate shape with dynamic labyrinth
Into labyrinth seal, the quiet disk endoporus in labyrinth is a boss hole, and hole is built with 3 lip-type packings, lip-type packing lip and axle sleeve
Outer ring cooperatively forms sealing）.By above-mentioned part mating connection composition bearing chamber, it is integrally attached to new and effective helical vacuum
On the vacuum chamber of extrusion shaping machine（Vacuum chamber is to form the sealed environment of negative pressure）Vacuum tank after being connected with bearing chamber
Physical efficiency meets the seal isolation to water, oil, gas outside case under certain condition.
The content of the invention
The technical problem to be solved in the present invention is：A kind of new and effective helical vacuum extrusion shaping machine is provided, this is extruded into
Type function protects subordinate's main shaft bearing well, and the broken mud device of higher level ensures that pug will not turn up agglomerating reduce from mud breaker periphery
It is stained with knot pug in higher level's material feeding casing periphery.
Solving the technical scheme of above-mentioned technical problem is：One new and effective helical vacuum extrusion shaping machine, including stirring
Machine part and extruder part；
Described mixer part includes motor, pneumatic clutch, reductor, shaft coupling, stirring blade, spiral, tapered sleeve, back taper
Set, mud breaker, stirring main shaft, material feeding box, tank diameter and lute cylinder, profit while mixer plays raw material uniform immixture
With raw material material feeding box and outside sealing are formed in tapered sleeve, back taper set position；
Described extruder part include motor, pneumatic clutch, reductor, vacuum chamber, bearing chamber, main shaft, soil compressing plate,
Mud cylinder, head, mould and vavuum pump, it is that the raw material stirred by higher level is carried out mandatory extruded shaping mould that it, which is acted on,
The billet of section configuration needed for tool is formed as.Described sealed bearing housing is fixed on vacuum chamber and is bolted,
Described bearing chamber include bearing, spacer sleeve, bearing cup and bearing cap, described spacer sleeve be placed on main shaft and by flat key with
Main shaft is connected, and described bearing is arranged on spacer sleeve, and described bearing cup is placed on bearing, and described bearing cap is arranged at master
It is connected on axle and with bearing cup；
In mixer part, described tapered sleeve one end stretches out to form the receiving portion of mud breaker piece, and described mud breaker piece is set
It is placed in tapered sleeve and in receiving portion；In extruder part, described bearing chamber also includes prime closure and axle sleeve, described
Axle sleeve be placed on main shaft and be connected with spacer sleeve, described prime closure be placed on axle sleeve and with axle sleeve close contact, institute
Prime closure and the bearing cup stated are tightly connected, and one is formed between described prime closure, axle sleeve, bearing cap and bearing cup
It is individual can airtight chamber, the motor is connected by four sets of bolts with reductor, and main shaft and the deceleration of extruder part
Machine is rigidly connected by expansion sleeve.
The present invention further technical scheme be：In extruder part, the hole inwall of described bearing chamber prime closure
On offer groove for placing felt collar oil sealing, the end face of the prime closure is provided with the connecting portion being connected with bearing cup,
The prime closure is provided with the boss for being used for placing lip-type packing, and axle sleeve one end is provided with the step for being used for being connected with spacer sleeve
The seam I of formula, the seam I is provided with screw thread, and described spacer sleeve one end is provided with the seam II corresponding with seam I, the seam
Also screw thread is provided with II, described axle sleeve is placed on main shaft and is connected through a screw thread with spacer sleeve.
In mixer part, described tapered sleeve one end stretches out to form the receiving portion of mud breaker piece, described mud breaker
Piece is arranged in tapered sleeve and in receiving portion.The broken mud end of mud breaker piece is provided with protuberance, preceding tangent plane and rear tangent plane, described
Protruding parts at preceding tangent plane.
In extruder part, described bearing chamber also includes observation control device, and the observation control device includes tracheae, stream
Gauge, pressure gauge and valve II, the flowmeter, pressure gauge and valve II are arranged on tracheae, the tracheae two ends respectively with can
Airtight chamber and ambient atmosphere layer connect.
In extruder part, described bearing chamber also includes oiling device, and the oiling device includes oil pump, valve I and resistance to
Pressuring oil pipe, described resistance to pressuring oil pipe one end is connected by valve with oil pump, and the other end is located at can be in airtight chamber, and is connect by pipe
Head is arranged on prime closure, and described prime closure is provided with oil hole, described resistance to pressuring oil pipe by oil hole with
Oil ring between prime closure and axle sleeve connects.
Due to using above-mentioned technical proposal, a kind of new and effective helical vacuum extrusion shaping machine of the present invention has and following had
Beneficial effect：
1. the present invention includes prime closure and axle sleeve, described axle sleeve is placed on main shaft and is connected through a screw thread with spacer sleeve,
Described prime closure is placed on axle sleeve and covers close contact with lid, and the present invention is to increase by one outside original bearing seal chamber
Individual prime closure and with independent sealing structure, and outside original bearing seal chamber, because being added in original sealing
Many primary seals, and then can consider that original sealing is still effective, the primary seal added is carried to original sealed seal
It is original while for protection sealedly preferably to protect bearing.Prime closure is independent seal member in the present invention, its
On seal damage can individually to prime closure dismantle after progress replacing maintenance, timely maintenance maintenance can be effectively ensured
The performance of new and effective helical vacuum extrusion shaping machine and the quality of product, prevent foreign matter from being avoided into bearing seal to bearing
Dismounting, cleaning, check and the damage that causes of above-mentioned reason.For extruder vacuum tightness, destroyed need to only to change prime close
Lip-type packing and felt collar in capping become light maintenance by overhaul, with the damage being that of avoiding to bearing.Change damage prime close
Vacuum sealing in capping is much more convenient and simple than maintenance replacing bearing, and can also be to axle during the vacuum seal of replacing damage
Seal is held to be checked, changed.The present invention is greatly reduced loss, and maintenance time at least shortens percentage 80, improved
The service efficiency of equipment.
2. heretofore described mud breaker and tapered sleeve are that its structure is improved on the basis of original, mud breaker position originally
In in higher level's material receiving box body outside tapered sleeve, and mud breaker leaf length is longer because mud can be turned over from mud breaker periphery and grow portion by not growing
The mud breaker for dividing situation about being rubbed in the middle of the small middle big appearance of abrasion of abrasion to grow, which falls into subordinate, will damage subordinate's spiral, former broken mud
Knife can not be positioned in tapered sleeve, the structure and tapered sleeve and mud breaker position relationship of the invention by changing tapered sleeve and mud breaker, prevented
Only pug turns up agglomerating, and broken mud is uniform, and most do not produced with higher level's material receiving box of pug contacts, and stifled vacuum and roof fall occurs
Probability is very low, and the inlet of pug can be adjusted by increasing and decreasing mud breaker quantity and instead of original pug regulating flange, mud
Material segmentation is uniform to be more conducive to extract the air in pug out, while the mud bar compactness more Gao Gengjun of favourable subsequent processing extrusion forming
It is even, the finally better quality of brick out.Prevent pug from splashing, make vaccum-pumping equipment service life longer, save maintenance cost.
3. forming one in the present invention between prime closure, axle sleeve, bearing cap and bearing cup can airtight chamber.Bearing cup
The observation control device being provided with can reflect the sealability of prime closure vacuum seal, and can according to the size of gas leakage,
The pressure difference of vacuum seal both sides, judge vacuum seal working condition give maintenance time provide foundation.Valve on bearing cup
Door is closed（Under normal circumstances can be normally opened）When its chamber communicated can form annular seal space, prime seal cap sealing damage can not be just
Often in the case of production, the secondary seal guarantee vacuum that this valve sets up relative vacuum casing using the sealing of bearing cap can be closed
The pressure of casing makees emergent production, it is to avoid because maintenance radiography rings yield.The oil filling device timing of prime closure independence
Refuel and ensure the relative clean of vacuum seal lubricating oil, the warranty life of seal can be extended.
Below, a kind of new and effective helical vacuum extrusion molding with reference to Figure of description and specific embodiment to the present invention
The technical characteristic of machine is further described.
Brief description of the drawings
Fig. 1：A kind of structural representation of new and effective helical vacuum extrusion shaping machine of the present invention.
Fig. 2：The structural representation of bearing chamber.
Fig. 3, Fig. 4 are mud breaker structural representation.
Fig. 5：The use state schematic diagram of mud breaker and tapered sleeve.
In above-mentioned accompanying drawing, each label declaration is as follows：
1- vacuum chambers, 2- bearing cups, 3-O type circles, 4- crossover subs, 5- pressure gauges, 6- valves II, 7- bearing caps, 8-O types
Circle, 9- lip-type packings, 10- axle sleeves, 11- main shafts, 12-O type circles, 13- prime closures, 14- felt collar oil sealings, 15- lips are close
Seal, 16- oil rings, 17- pipe joints, the resistance to pressuring oil pipes of 18-, 19- valve Is, 20- oil pumps, 21- valves III, 22-O type circles, 23- is fixed
Away from set, 24- flat keys, 25- bearings, 26- mud breakers, 27- mud breaker pieces, 28- mud breakers seat, 29- protuberances, tangent plane before 30-,
Tangent plane after 31-, 32- tapered sleeves.
Embodiment
A kind of new and effective helical vacuum extrusion shaping machine, including mixer part and extruder part, described stirring
Machine part includes motor, pneumatic clutch, reductor, shaft coupling, stirring blade, spiral, tapered sleeve, back taper set, mud breaker, stirring
Main shaft, material feeding box, tank diameter and lute cylinder, are being bored while mixer plays immixture that raw material is uniform using raw material
Set, back taper set position form material feeding box and outside sealing；Described mud breaker includes mud breaker piece and mud breaker seat, described broken
Trowel piece one end is the connection end being installed on mud breaker seat, and the other end is the broken mud end for broken mud, described mud breaker piece
It is shorter than original mud breaker leaf length, and the broken mud end of the mud breaker piece is provided with protuberance, preceding tangent plane and rear tangent plane, it is described
Protruding parts is at preceding tangent plane, and the broken mud end of the mud breaker piece, will to constitute " 7 " word shape by rectangular parallelepiped structure cutting
Cut at one seamed edge of the rectangular parallelepiped structure, and constitute protuberance and preceding tangent plane, by another seamed edge relative with the seamed edge
Tangent plane after being cut and being constituted.Described tapered sleeve one end stretches out to form the receiving of mud breaker piece on the basis of original
Portion, described mud breaker piece is fixedly installed on mud breaker seat, and the mud breaker piece is located in the mud breaker receiving portion on tapered sleeve.
Described mud breaker and tapered sleeve are to improve its structure and function on the basis of original, and remaining structure and mounting means are substantially not
Become, described tapered sleeve is arranged on higher level's material receiving box, higher level's material receiving box is fixed on raising middle flask and is connected with cone cylinder, cone cylinder and stirring
Case is connected.Mud breaker piece is fixed on agitating shaft by mud breaker seat, there is stirring blade, transmission spiral on agitating shaft, and agitating shaft is solid
It is scheduled on bearing block, main shaft is linked together by shaft coupling with reductor, described reductor is connected with motor.
Described extruder part includes motor, pneumatic clutch, reductor, vacuum chamber, bearing chamber, main shaft, pressure
Mud plate, mud cylinder, head, mould and vavuum pump, extruder effect are that the raw material stirred by higher level is carried out mandatory squeeze
Swaging turns into the billet of required section configuration.The motor is connected by four sets of bolts with reductor, it is to avoid because of motor
Installation underframe is separated with extruder underframe causes the uncoordinated of complete machine, and the main shaft of extruder part passes through expansion sleeve with reductor
It is rigidly connected.Described bearing chamber is fixed on vacuum chamber and is bolted, and described bearing chamber includes bearing, determined
Away from set, bearing cup, bearing cap, prime closure, axle sleeve, oiling device and observation control device, described spacer sleeve is placed on master
It is connected on axle and by flat key with main shaft, described bearing is arranged on spacer sleeve, described bearing cup is placed on bearing, described
Bearing cap be arranged on main shaft and be connected with bearing cup, described bearing cap, axle sleeve, bearing are arranged inside bearing cup.Institute
Offer the groove for placing felt collar oil sealing on the inwall for the prime closure stated, the outer wall of the prime closure be provided with
The connecting portion of bearing cup connection, the prime closure is provided with the boss for being used for placing lip-type packing, and axle sleeve one end is provided with use
In the seam I for the step being connected with spacer sleeve, the seam I is provided with screw thread, and described spacer sleeve one end is provided with and the phase of seam I
Also screw thread is provided with corresponding seam II, the seam II, described axle sleeve is placed on main shaft and is connected through a screw thread with spacer sleeve,
Described prime closure be placed on axle sleeve and with axle sleeve close contact, the prime closure be located at bearing cap close to vacuum chamber
Side.Described bearing cup one end is provided with the seam being connected with prime closure, the prime closure also provided with corresponding
Seam.Described prime closure is tightly connected with bearing cup, and described prime closure is arranged at bearing cup outer end and is located at
Between bearing cap side, described prime closure, axle sleeve, bearing cap and bearing cup formed one can airtight chamber, this can be close
It is normal pressure chamber when closed chamber room is normally produced.Ensure that new and effective spiral is true by the sealing between prime closure and axle sleeve
Requirement of the empty extrusion shaping machine to vacuum, original sealed seal can only enter not by negative pressure and to bearing in airtight chamber
Row is protected, but its vacuum sealing performance does not change, and the improvement of its working environment considerably increases original seal
Service life, the safety and service life of bearing is also guaranteed, due to can airtight chamber be controllable, when can closed chamber
Room forms airtight chamber after being separated with outside atmosphere, and when the vacuum sealing of prime closure is effective, original sealing has auxiliary close
The ability of envelope, original vacuum-packed sealing function will be brought into play after the vacuum sealing failure of prime closure, therefore preceding
The closed vacuum requirement to vacuum-extruder between level closure and axle sleeve increases the protection of one-level vacuum sealing, is provided with two
The secondary seal of secondary vacuum sealing protection, it is closed for primary seal between original bearing cap and axle sleeve.Described bearing cap
It is placed on axle sleeve, is sealed between the bearing cap and axle sleeve provided with lip-type packing, O-ring is provided between bearing cap and bearing cup.
Lip-type packing and felt collar oil sealing are provided between described prime closure and axle sleeve, will by lip-type packing and felt collar oil sealing
Space between prime closure and axle sleeve is sealed, and the felt collar oil sealing is located at prime closure close to vacuum chamber one
End, described lip-type packing close to felt collar oil sealing opening towards felt collar oil sealing, other lip-type packing openings are towards prime
Closure is away from vacuum chamber one end.Described bearing cup is provided with the gentle opening of oil pipe through hole, the prime closure
Provided with oil hole.Described oiling device includes oil pump, valve I and resistance to pressuring oil pipe, and described resistance to pressuring oil pipe one end passes through valve
It is connected with oil pump, the other end is located at can be in airtight chamber, and is arranged at by pipe joint on prime closure, and described prime is close
Capping is provided with oil hole, and described resistance to pressuring oil pipe is connected by the space between oil hole and prime closure and axle sleeve,
Oil ring is provided with space between prime closure and axle sleeve, the oil ring connects with resistance to pressuring oil pipe, and oil ring is located at lip
Between sealing ring, described resistance to pressuring oil pipe is arranged on bearing cup by crossover sub.It will can be squeezed into by oiling device
Material between prime closure and axle sleeve in space is back into vacuum chamber.The observation control device includes tracheae, stream
Gauge, pressure gauge and valve II, the flowmeter, pressure gauge and valve II are arranged on tracheae, the tracheae two ends respectively with can
Airtight chamber and ambient atmosphere layer connect.In routine use, valve II be in open mode, can airtight chamber pass through valve
Tracheae on door II is connected with air, and axle sleeve follows main axis, if when the seal between prime closure and axle sleeve is broken
Bad when, it is described can airtight chamber can then be connected with vacuum chamber, air that can be in airtight chamber can shape due to being pumped
Into negative pressure state, the tolerance of leakage now can be shown in airtight chamber due to there is extraneous air to flow through flowmeter and enter, can
To judge the damaged condition of seal according to gas flow.Valve II can now be closed, can airtight chamber be transformed into it is closed
Chamber due to prime closure seal be destroyed vacuum chamber with can airtight chamber connect and form vacuum chamber, i.e., it is suitable
In this can airtight chamber be integrated with vacuum chamber, close valve II when two Room can be judged by pressure gauge in a short time
Pressure difference, close valve II when start foregoing primary seal, now because foregoing primary seal ensure that machine pair
The new and effective helical vacuum extrusion shaping machine of requirement of vacuum can return to normal production again, prevent unexpected shutdown maintenance to production
Loss is brought, is easy to maintenance time to arrange.Described prime closure is provided with O-ring with bearing cup junction.The axle sleeve with
O-ring is provided between main shaft.The bearing cap is provided with O-ring with bearing cup junction.
Claims (5)
1. a new and effective helical vacuum extrusion shaping machine, including mixer part and extruder part；
Described mixer part includes motor, pneumatic clutch, reductor, shaft coupling, stirring blade, spiral, tapered sleeve, back taper
Set, mud breaker, stirring main shaft, material feeding box, tank diameter and lute cylinder, profit while mixer plays raw material uniform immixture
With raw material material feeding box and outside sealing are formed in tapered sleeve, back taper set position；
Described extruder part include motor, pneumatic clutch, reductor, vacuum chamber, bearing chamber, main shaft, soil compressing plate,
Mud cylinder, head, mould and vavuum pump, it is that the raw material stirred by higher level is carried out mandatory extruded shaping mould that it, which is acted on,
The billet of section configuration needed for tool is formed as, described sealed bearing housing is fixed on vacuum chamber and is bolted,
Described bearing chamber include bearing, spacer sleeve, bearing cup and bearing cap, described spacer sleeve be placed on main shaft and by flat key with
Main shaft is connected, and described bearing is arranged on spacer sleeve, and described bearing cup is placed on bearing, and described bearing cap is arranged at master
It is connected on axle and with bearing cup；
It is characterized in that：In mixer part, described tapered sleeve one end stretches out to form the receiving portion of mud breaker piece, described
Mud breaker piece is arranged in tapered sleeve and in receiving portion；In extruder part, described bearing chamber also includes prime closure
And axle sleeve, described axle sleeve is placed on main shaft and is connected with spacer sleeve, and described prime closure is placed on axle sleeve and and axle sleeve
Close contact, described prime closure is tightly connected with bearing cup, described prime closure, axle sleeve, bearing cap and bearing
Cup between formed one can airtight chamber, the motor is connected by four sets of bolts with reductor, and extruder part
Main shaft be rigidly connected with reductor by expansion sleeve.
2. a kind of new and effective helical vacuum extrusion shaping machine according to claim 1, is characterised by：Extruder part
In, the groove for placing felt collar oil sealing, the prime closure are offered on the hole inwall of described bearing chamber prime closure
End face be provided with the connecting portion that be connected with bearing cup, the prime closure is provided with the boss for placing lip-type packing,
Axle sleeve one end is provided with the seam I for the step for being used for being connected with spacer sleeve, and the seam I is provided with screw thread, described spacer sleeve one
End, which is provided with the seam II corresponding with seam I, the seam II, is also provided with screw thread, and described axle sleeve is placed on main shaft and and spacing
Set is connected through a screw thread.
3. a kind of new and effective helical vacuum extrusion shaping machine according to claim 1, it is characterised in that：Mixer part
In, described tapered sleeve one end stretches out to form the receiving portion of mud breaker piece, and described mud breaker piece is arranged in tapered sleeve and position
In in receiving portion, the broken mud end of mud breaker piece is provided with protuberance, preceding tangent plane and rear tangent plane, and described protruding parts is in preceding tangent plane
Place.
4. a kind of new and effective helical vacuum extrusion shaping machine according to claim 1, it is characterised in that：Extruder part
In, described bearing chamber also includes observation control device, and the observation control device includes tracheae, flowmeter, pressure gauge and valve
II, the flowmeter, pressure gauge and valve II are arranged on tracheae, the tracheae two ends respectively with can airtight chamber and ambient atmosphere
Layer connects.
5. a kind of new and effective helical vacuum extrusion shaping machine according to claim 1, it is characterised in that：Extruder part
In, described bearing chamber also includes oiling device, and the oiling device includes oil pump, valve I and resistance to pressuring oil pipe, described resistance to force feed
Pipe one end is connected by valve with oil pump, and the other end is located at can be in airtight chamber, and is arranged at prime closure by pipe joint
On, described prime closure is provided with oil hole, described resistance to pressuring oil pipe by oil hole and prime closure and axle sleeve it
Between oil ring connect.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710615584.7A CN107322765B (en) | 2017-07-26 | 2017-07-26 | Novel high-efficient spiral vacuum extrusion molding machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710615584.7A CN107322765B (en) | 2017-07-26 | 2017-07-26 | Novel high-efficient spiral vacuum extrusion molding machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107322765A true CN107322765A (en) | 2017-11-07 |
| CN107322765B CN107322765B (en) | 2023-05-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710615584.7A Active CN107322765B (en) | 2017-07-26 | 2017-07-26 | Novel high-efficient spiral vacuum extrusion molding machine |
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| Country | Link |
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| CN (1) | CN107322765B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN116576255A (en) * | 2023-07-13 | 2023-08-11 | 江苏洁维生物设备股份有限公司 | Bioreactor (mixing) shaft sealing device |
| CN116576255B (en) * | 2023-07-13 | 2023-10-03 | 江苏洁维生物设备股份有限公司 | Bioreactor (mixing) shaft sealing device |
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| CN107322765B (en) | 2023-05-02 |
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