CN110696212A - Modular mixing chamber structure of internal mixer - Google Patents
Modular mixing chamber structure of internal mixer Download PDFInfo
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- CN110696212A CN110696212A CN201910827952.3A CN201910827952A CN110696212A CN 110696212 A CN110696212 A CN 110696212A CN 201910827952 A CN201910827952 A CN 201910827952A CN 110696212 A CN110696212 A CN 110696212A
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- 238000002156 mixing Methods 0.000 title claims abstract description 118
- 238000007789 sealing Methods 0.000 claims abstract description 57
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 42
- 239000010959 steel Substances 0.000 claims abstract description 42
- 239000000956 alloy Substances 0.000 claims abstract description 28
- 229910045601 alloy Inorganic materials 0.000 claims abstract description 28
- 239000003292 glue Substances 0.000 claims abstract description 18
- 230000000694 effects Effects 0.000 claims abstract description 12
- 238000010992 reflux Methods 0.000 claims abstract description 3
- 230000002093 peripheral effect Effects 0.000 claims description 22
- 239000000463 material Substances 0.000 claims description 15
- 238000007599 discharging Methods 0.000 claims description 11
- 239000011521 glass Substances 0.000 claims description 11
- 239000000498 cooling water Substances 0.000 claims description 9
- 239000011229 interlayer Substances 0.000 claims description 3
- 230000002441 reversible effect Effects 0.000 claims description 3
- 230000002337 anti-port Effects 0.000 claims description 2
- 230000035515 penetration Effects 0.000 claims description 2
- 238000012423 maintenance Methods 0.000 abstract description 13
- 238000004519 manufacturing process Methods 0.000 abstract description 6
- 239000000843 powder Substances 0.000 abstract description 6
- 239000002699 waste material Substances 0.000 abstract description 6
- 238000003912 environmental pollution Methods 0.000 abstract description 5
- 238000004140 cleaning Methods 0.000 abstract description 3
- 238000005461 lubrication Methods 0.000 abstract description 3
- 239000006185 dispersion Substances 0.000 abstract 1
- 239000003921 oil Substances 0.000 description 17
- 150000001875 compounds Chemical class 0.000 description 8
- 238000009434 installation Methods 0.000 description 8
- 238000003825 pressing Methods 0.000 description 6
- 230000008901 benefit Effects 0.000 description 5
- 238000004898 kneading Methods 0.000 description 5
- 238000010008 shearing Methods 0.000 description 5
- 230000009471 action Effects 0.000 description 4
- 238000001125 extrusion Methods 0.000 description 4
- 230000007774 longterm Effects 0.000 description 4
- 230000002950 deficient Effects 0.000 description 3
- 239000010410 layer Substances 0.000 description 3
- 239000010687 lubricating oil Substances 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
- 238000005265 energy consumption Methods 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 230000004323 axial length Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002861 polymer material Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000004513 sizing Methods 0.000 description 1
Images
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B7/00—Mixing; Kneading
- B29B7/02—Mixing; Kneading non-continuous, with mechanical mixing or kneading devices, i.e. batch type
- B29B7/06—Mixing; Kneading non-continuous, with mechanical mixing or kneading devices, i.e. batch type with movable mixing or kneading devices
- B29B7/10—Mixing; Kneading non-continuous, with mechanical mixing or kneading devices, i.e. batch type with movable mixing or kneading devices rotary
- B29B7/18—Mixing; Kneading non-continuous, with mechanical mixing or kneading devices, i.e. batch type with movable mixing or kneading devices rotary with more than one shaft
- B29B7/183—Mixing; Kneading non-continuous, with mechanical mixing or kneading devices, i.e. batch type with movable mixing or kneading devices rotary with more than one shaft having a casing closely surrounding the rotors, e.g. of Banbury type
- B29B7/186—Rotors therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B7/00—Mixing; Kneading
- B29B7/02—Mixing; Kneading non-continuous, with mechanical mixing or kneading devices, i.e. batch type
- B29B7/06—Mixing; Kneading non-continuous, with mechanical mixing or kneading devices, i.e. batch type with movable mixing or kneading devices
- B29B7/10—Mixing; Kneading non-continuous, with mechanical mixing or kneading devices, i.e. batch type with movable mixing or kneading devices rotary
- B29B7/18—Mixing; Kneading non-continuous, with mechanical mixing or kneading devices, i.e. batch type with movable mixing or kneading devices rotary with more than one shaft
- B29B7/20—Mixing; Kneading non-continuous, with mechanical mixing or kneading devices, i.e. batch type with movable mixing or kneading devices rotary with more than one shaft with intermeshing devices, e.g. screws
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B7/00—Mixing; Kneading
- B29B7/02—Mixing; Kneading non-continuous, with mechanical mixing or kneading devices, i.e. batch type
- B29B7/22—Component parts, details or accessories; Auxiliary operations
-
- 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
- F16J15/34—Sealings between relatively-moving surfaces with slip-ring pressed against a more or less radial face on one member
- F16J15/3436—Pressing means
- F16J15/3452—Pressing means the pressing force resulting from the action of a spring
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B7/00—Mixing; Kneading
- B29B7/02—Mixing; Kneading non-continuous, with mechanical mixing or kneading devices, i.e. batch type
- B29B7/06—Mixing; Kneading non-continuous, with mechanical mixing or kneading devices, i.e. batch type with movable mixing or kneading devices
- B29B7/10—Mixing; Kneading non-continuous, with mechanical mixing or kneading devices, i.e. batch type with movable mixing or kneading devices rotary
- B29B7/18—Mixing; Kneading non-continuous, with mechanical mixing or kneading devices, i.e. batch type with movable mixing or kneading devices rotary with more than one shaft
- B29B7/183—Mixing; Kneading non-continuous, with mechanical mixing or kneading devices, i.e. batch type with movable mixing or kneading devices rotary with more than one shaft having a casing closely surrounding the rotors, e.g. of Banbury type
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
Abstract
The invention relates to a modularized mixing chamber structure of an internal mixer, which comprises a base, a front mixing chamber seat, a rear mixing chamber seat, a left eyeglass wallboard, a right eyeglass wallboard, an alloy wear-resistant steel bushing, a lower top bolt, a rotating door plate, a locking mortise lock and a rotor end face sealing device, wherein all the components are mutually matched to form the modularized mixing chamber structure, the modularized mixing chamber structure is convenient and quick to install and maintain, the working difficulty is reduced, the maintenance time is shortened, the maintenance cost is reduced, the production efficiency is improved, the unique eyeglass wallboard structure enables front and rear square oil discharge grooves to be communicated, the cleaning of oil stains is convenient, sanitary and environment-friendly, in addition, the rotor convex edge adopts a rotary reflux design, the dispersibility and the uniformity of mixed rubber can easily achieve the best dispersion effect, the rotor end face sealing device ensures that powder leakage and glue leakage are prevented, the service life is long, only oil softening lubrication is needed, and the used, the waste and the environmental pollution are avoided, the equipment use cost is reduced, and the energy-saving and environment-friendly requirements are further met.
Description
Technical Field
The invention relates to the field of internal mixers, in particular to a modular mixing chamber structure of an internal mixer.
Background
An internal mixer, also known as kneading machine, mainly used for plasticating and mixing rubber, is a mechanical equipment which is provided with a pair of rotors with specific shapes and rotating relatively and plasticately and mixedly plasticates and mixes polymer materials under a closed state with adjustable temperature and pressure, and mainly comprises an internal mixing chamber, the rotors, a rotor end face sealing device, a feeding and pressing device, a discharging device, a transmission device, a machine base and the like, wherein the internal mixing chamber, the rotors and the rotor end face sealing device are in mutual contact and match, and the most important factor is influenced on mixing quality.
The mixing chamber of the existing internal mixer is mainly of an integral structure, and the traditional structure has the defects of troublesome installation, high working difficulty and inconvenience for later maintenance, the glue burning phenomenon can occur during mixing, the existing rotor is a shearing rotor, the material milled by a cutter has the defects of poor dispersibility, poor fluidity, low production efficiency, mixing uniformity and the like, the glue mixing requirement cannot be met, and the most used rotor end face sealing device at the side of the mixing chamber is a forking external pressure type rotor end face sealing device which consists of a forking steel plate, a supporting spring, a small oil cylinder, a pressing end cover, a fixed ring and a movable ring; because the fork external pressure type rotor end face sealing device only has two stress points when being used for pressing the end cover, the external pressure balance is difficult to control and the external pressure balance is used on the pressing end cover, the fixed ring and the movable ring can not be fully contacted when the stress of the pressing end cover is not balanced, and the powder leakage and material leakage can occur when the movable ring and the fixed ring contact friction sealing face have gaps when the rotor rotates; the leakage phenomenon can also occur when the pressure applied to the rubber compound exceeds the external pressure of the rotor end face sealing device, only one sealing contact surface is arranged between the fixed ring and the movable ring, the fixed ring and the movable ring are easy to wear and damage, and the space limitation is not good for dismounting and maintenance. The long-term leakage can occur during the operation, which not only causes a great deal of waste of the sizing material and increases the production cost, but also influences the field management of enterprises.
Disclosure of Invention
Aiming at the technical problems of inconvenient installation and maintenance of the mixing chamber, low mixing efficiency, poor sealing performance and the like in the prior art, the invention provides a modularized mixing chamber structure of an internal mixer, and the specific technical scheme is as follows:
the utility model provides a modularization mixing chamber structure of banbury mixer which characterized in that: the device comprises a base, a front mixing chamber seat, a rear mixing chamber seat, a left eyeglass wallboard, a right eyeglass wallboard, an alloy wear-resistant steel bushing, a lower top bolt, a rotary door plate, a locking mortise lock and a rotor end face sealing device, wherein the front mixing chamber seat is arranged on the front side above the base, the rear mixing chamber seat is arranged on the rear side above the base, the front mixing chamber seat, the rear mixing chamber seat and the left and right eyeglass wallboards are combined to form a row of rubber ports below a material inlet, a mixing bin is formed in the middle, the left eyeglass wallboard is arranged on the left side of the front mixing chamber seat and the rear mixing chamber seat, the right eyeglass wallboard is arranged on the right side of the front mixing chamber seat and the rear mixing chamber seat, the left eyeglass wallboard and the right eyeglass wallboard are respectively provided with through holes for the penetration of a pair of rotors, the alloy wear-resistant steel bushing and the rotor end face sealing device are embedded in the through holes, a square through hole is, the rotating door plate drives the lower top bolt to close or open the rubber discharge port of the mixing chamber during mixing work, and a locking bolt for locking the rotating door plate is arranged in front of the upper part of the base.
As a preferred scheme of the invention, the left spectacle wall plate comprises a lower supporting bearing seat, an upper bearing plate, an upper side plate, an upper wear-resisting plate and a triangular alloy wear-resisting sealing plate, wherein the bottom of the lower supporting bearing seat is contacted with a base, the upper bearing plate is covered and installed on the outer side above the lower supporting bearing seat, the lower supporting bearing seat and a bearing cover on the outer side of the upper bearing plate cover the end part of a rotor, the upper side plate is covered and installed on the inner side above the lower supporting bearing seat, an alloy wear-resisting steel sleeve is embedded and installed on the upper side plate and the lower supporting bearing seat in a matching manner, the upper wear-resisting plate is inserted and installed on the inner side of the upper side plate, the front side and.
As a preferred scheme of the invention, the interlayer of the front mixing chamber seat and the back mixing chamber seat is separated by a cooling water tank, and a cooling water channel is arranged in the alloy wear-resistant steel sleeve.
As a preferable scheme of the invention, the length and the width of the lower top bolt are larger than the size of the glue discharging opening, and the contact surface of the lower top bolt and the alloy wear-resistant steel sleeve is of an arc structure.
As a preferable scheme of the invention, the pair of rotors consists of two rotors rotating around a central shaft and having opposite rotation directions, a rotor base body is cylindrical, the periphery of the working part of the rotor is provided with a spiral ridge structure, the spiral ridge structure comprises a plurality of long spiral ridges and a plurality of short spiral ridges, the long spiral ridges are arranged on one side of the working part of the rotor around the central shaft of the rotor in an equal circumference way, the short spiral ridges are arranged on the other side of the working part of the rotor around the central shaft of the rotor in an equal circumference way, the long spiral ridges and the short spiral ridges form a cross section at adjacent places, the long spiral ridges spirally extend to the cross section from one end of the working part of the rotor according to an angle A, the short spiral ridges spirally extend to the cross section from the other end of the working part of the rotor according to an angle B, the long spiral ridges and the short spiral ridges have opposite rotation directions, the mixed materials are continuously refluxed and mixed between the long spiral type convex edges and the short spiral type convex edges of the two rotors.
As a preferred scheme of the invention, a single rotor is provided with 3 long spiral type convex edges and 3 short spiral type convex edges, the included angle between the adjacent long spiral type convex edges and the adjacent short spiral type convex edges is 120 degrees, the long spiral type convex edges spirally extend to the section from one end of the working position of the rotor according to an angle A, the angle A is equal to 90 degrees, the short spiral type convex edges spirally extend to the section from the other end of the working position of the rotor according to an angle B, and the angle B is equal to 90 degrees.
In a preferred embodiment of the present invention, each rotor has 2 long spiral ridges and 2 short spiral ridges, the angle between adjacent long spiral ridges and adjacent short spiral ridges is 180 °, the long spiral ridges extend spirally from one end of the working portion of the rotor to the cross-section at an angle a equal to 180 °, the short spiral ridges extend spirally from the other end of the working portion of the rotor to the cross-section at an angle B equal to 90 °.
As a preferred scheme of the invention, a single rotor is provided with 2 long spiral type convex edges and 2 short spiral type convex edges, the included angle between the adjacent long spiral type convex edges and the adjacent short spiral type convex edges is 180 degrees, the long spiral type convex edges spirally extend to the section from one end of the working position of the rotor according to an angle A, the angle A is equal to 90 degrees, the short spiral type convex edges spirally extend to the section from the other end of the working position of the rotor according to an angle B, and the angle B is equal to 90 degrees.
As a preferred scheme of the invention, the rotor end face sealing device comprises a first movable ring, a second movable ring and a fixed ring, wherein one end of the rotor penetrates through a wear-resistant steel bushing, the outer peripheral side of the rotor is sequentially sleeved with the first movable ring and the second movable ring outwards, the first movable ring and the second movable ring are positioned between the inner peripheral side of the wear-resistant steel bushing and the outer peripheral side of the rotor, the fixed ring is fixedly arranged on the exposed end face of the wear-resistant steel bushing through screws and is sleeved and tightly pressed on the outer peripheral sides of the first movable ring and the second movable ring, a key pin is arranged between the first movable ring and the rotor in an interference manner, the first movable ring and the second movable ring are driven to synchronously rotate through the key pin when the rotor rotates, a spring is arranged in an inner cavity of the first movable ring, and one end of the spring is; the other end of the ejector pin is contacted with the ejector pin, and one end of the ejector pin is arranged in the inner cavity of the first movable ring; and the other end is installed in the second rotating ring inner chamber, and first rotating ring inner chamber is greater than the second rotating ring inner chamber, and the countersunk screw is installed to the second rotating ring inner chamber, and the countersunk screw contacts with the top, and the relative antiport of first rotating ring, second rotating ring of spring elastic drive, first rotating ring, second rotating ring touch the stationary ring respectively about the inboard and produce the sealed effect of pressure friction and prevent that the rotor from leaking the material.
As a preferable scheme of the present invention, the outer peripheral side of the first moving ring is provided with a first step and a second step which protrude outward, the first step and the second step are separated to form a first groove, the outer peripheral side of the second moving ring is provided with a third step which protrudes outward, the inner peripheral side of the stationary ring is provided with a fourth step and a fifth step which protrude inward, the fourth step and the fifth step are separated to form a second groove, when the stationary ring is sleeved with the first moving ring and the second moving ring, the first step is embedded between the fourth step and the inner peripheral side of the wear-resistant steel sleeve, the fourth step is embedded in the first groove, the second step and the third step are embedded in the second groove, and the fifth step is embedded in the tail end of the second moving ring.
The invention has the beneficial effects that:
⑴ base, front mixing chamber seat, back mixing chamber seat, left eye mirror wallboard, right eye mirror wallboard, alloy wear-resisting steel bushing, lower top bolt, rotary door plate, locking mortise lock and rotor end face sealing device all parts are mutually matched to form modular mixing chamber structure, convenient and fast installation and maintenance, reduced work difficulty, shortened maintenance time and reduced maintenance cost, and improved production efficiency;
⑵ the left and right eyeglass wall boards have the same structure and respectively consist of a lower support bearing seat, an upper bearing plate, an upper side plate, an upper wear-resisting plate and a triangular alloy wear-resisting sealing plate, the unique eyeglass wall board has reasonable structural design, the front and rear square oil discharge grooves are communicated, and oil stain cleaning is convenient, sanitary and environment-friendly;
⑶ rotor rib adopts rotary-flow design, which can reduce the center distance of two rotors, lengthen the working position length of two rotors, increase the aperture of mixing chamber to make the inner hole diameter larger than the center distance of two rotors, the design not only has large capacity, but also reduces the radial force and the circumferential force, the filling coefficient exceeds 85%, and is more than 78% of the filling coefficient of the mixing chamber of internal mixer at home and abroad, so that the power of the motor used is smaller and the energy consumption is lower compared with the internal mixer of the same model, the working volume is increased, the productivity is improved, the energy-saving, environmental protection and emission reduction effects are really achieved, the rib peak drives the mixed rubber and the inner wall of the mixing chamber to generate strong friction, extrusion, shearing, kneading and back-and-forth rotary-flow effects during the mixing work, and the mixing dispersibility and uniformity are easy to achieve the best;
⑷ the rotor end face sealing device has reasonable structure, ensures no powder leakage and no glue leakage, is durable and only needs softening oil for lubrication, and the used softening oil can be used as the softening oil continuously, thereby avoiding waste and environmental pollution, reducing the equipment use cost and further achieving the energy-saving and environment-friendly requirements;
⑸ the lower top bolt adopts special design to make the length and width larger than the size of the glue discharging opening, which not only has good sealing performance, but also can not be worn to the sealing position after long-term use, the glue discharging speed is fast, and the defective products caused by the dead glue entering the rubber compound can not be generated.
Drawings
FIG. 1 is a perspective view of the present invention;
FIG. 2 is an exploded view of the present invention;
FIG. 3 is a top view of the present invention;
FIG. 4 is a cross-sectional view taken along line A-A of FIG. 3;
FIG. 5 is an exploded view of the left eyeglass wall panel of the present invention;
FIG. 6 is a perspective view of the two rotors of the present invention in engagement;
FIG. 7 is a schematic representation of the flow of the compound of the present invention between two rotors;
fig. 8 is a perspective view of rotor embodiment 1 of the present invention;
FIG. 9 is a left side view of rotor embodiment 1 of the present invention;
FIG. 10 is a right side view of rotor embodiment 1 of the present invention;
FIG. 11 is a perspective view of rotor embodiment 2 of the present invention;
FIG. 12 is a left side view of rotor embodiment 2 of the present invention;
FIG. 13 is a right side view of rotor embodiment 2 of the present invention;
FIG. 14 is a perspective view of rotor embodiment 3 of the present invention;
FIG. 15 is a left side view of rotor embodiment 3 of the present invention;
FIG. 16 is a schematic view of the rotor end face seal assembly of the present invention mated to a rotor;
FIG. 17 is an enlarged view at A in FIG. 16;
FIG. 18 is an exploded view of the wear-resistant steel sleeve, the first moving ring, the second moving ring and the stationary ring of the present invention;
fig. 19 is a schematic diagram of the distribution of the springs in the first rotating ring of the present invention.
Detailed Description
The following description of the embodiments of the present invention will be made with reference to the accompanying drawings:
in the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the positions or elements referred to must have specific orientations, be constructed and operated in specific orientations, and thus, should not be construed as limiting the present invention.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood as appropriate by those of ordinary skill in the art.
As shown in figures 1-4, a modularized mixing chamber structure of an internal mixer comprises a base 1, a front mixing chamber base 2, a rear mixing chamber base 3, a left glasses wall plate 4, a right glasses wall plate 5, an alloy wear-resistant steel sleeve 6, a lower top bolt 7, a rotary door plate 12, a locking bolt 14 and a rotor end face sealing device 15, wherein the front mixing chamber base 2 is installed on the front side above the base 1, the rear mixing chamber base 3 is installed on the rear side above the base 1, the front mixing chamber base, the rear mixing chamber base and the left and right glasses wall plates are combined to form a rubber inlet 8 below, a rubber outlet below the rubber inlet is formed in the middle, a mixing bin 10 is formed in the middle, the left glasses wall plate 4 is installed on the left side of the front mixing chamber base 2 and the rear mixing chamber base 3, the right glasses wall plate 5 is installed on the right side of the front mixing chamber base 2 and the rear mixing chamber base 3, the left and right glasses wall plates 4 and 5 are respectively provided with through holes for a pair of, Rotor end face sealing device 15, square through-hole 1a is established at base 1 middle part, and roof bolt 7 under the installation of square through-hole 1a top, and rotatory door plant 12 is installed to square through-hole 1a top, and roof bolt 7 under the installation on rotatory door plant 12, and roof bolt 7 closes or opens mixing chamber row jiao kou under rotatory door plant 12 drives in mixing during operation, and base 1 upper portion the place ahead installation locking is rotatory door plant's locking bolt 14, and modularized design installation easy maintenance.
As shown in fig. 5, the left-eye mirror wall plate 4 comprises a lower supporting bearing seat 41, an upper bearing plate 42, an upper side plate 44 and an upper wear plate 45, the bottom of the lower supporting bearing seat 41 contacts with the base 1, the upper bearing plate 42 is covered and installed on the outer side above the lower supporting bearing seat 41, a bearing cover 43 is installed in the lower supporting bearing seat 41 and the upper bearing plate 42, the end of the rotor 9 is covered and installed by the bearing cover 43, the upper side plate 44 is covered and installed on the inner side above the lower supporting bearing seat 41, the upper side plate 44 and the lower supporting bearing seat 41 are matched to form a through hole, the alloy wear-resistant steel 6 is embedded and installed in the through hole due to the downward pressing of the upper side plate 44, the upper wear plate 45 is inserted in the inner side of the upper side plate 44, the front and back sides of the bottom of the upper wear, triangular alloy wear-resisting closing plate 46 is located between two alloy wear-resisting steel sleeves and seals with the most advanced cooperation of lower lifting bolt, the both sides circular arc cooperatees with the wear-resisting steel sleeve circular arc of front and back alloy, the outer arc limit in wear-resisting steel sleeve lower part of front and back alloy forms the sealing contact surface with the cooperation of the inner arc limit of lower lifting bolt, preceding mixing chamber seat, back mixing chamber seat row jiao kou below is the inclined plane, two inclined planes merge and form a 60 degrees interior angle face and go up the cooperation of lifting bolt exterior angle face and form sealed face and realize good sealing, and right glasses wallboard 5 structure is the same with left glasses wallboard 4 structure, through this modular design left glasses wallboard 4, right glasses wallboard 5, easy to assemble dismantlement.
Specifically, the interlayer in the front mixing chamber seat 2 and the back mixing chamber seat 3 is separated by a cooling water tank, a cooling water channel is arranged in the alloy wear-resistant steel bushing 6, when mixing work is carried out in the mixing chamber, cooling water is circularly introduced into the cooling water tank and the cooling water channel, and the condition that the temperature of the mixed rubber can be controlled in the mixing process and the rubber cannot be burnt is ensured.
Specifically, the modular mixing chamber structure further comprises a rotary door shaft 11 and a roller 13, the rotary door shaft 11 is inserted into the base 1, and one end of the rotary door plate 12 is sleeved with the rotary door shaft 11; a plurality of rollers 13 are rotatably arranged on the other side, the rotary door panel 12 is connected with the lower top bolt 7 into a whole, the rear end of the locking bolt 14 is an inclined plane which is contacted with the rollers 13, when the mixing chamber is in mixing operation, the locking latch 14 contacts with the roller 13 and pushes against the rotating door panel 12, so that the lower top bolt 7 is positioned below the mixing chamber 10, when the mixing is finished and the material is discharged, the locking bolt 14 moves and does not push against the rotating door plate 12, the external driving mechanism drives the rotating door shaft 11 to rotate, the rotating door shaft 11 drives the rotating door plate 12 and the lower top bolt 7 to rotate to open a discharge opening below the mixing chamber 10, the mixed material is discharged, the length and the width of the lower top bolt are larger than the size of the glue discharging opening, the contact surface of the top bolt and the alloy wear-resistant steel sleeve is of a circular arc structure, the sealing performance is good, and the rubber can not be abraded to a sealing part after long-term use, the rubber discharging speed is high, and defective products caused by the fact that dead rubber enters the rubber compound due to rubber clamping can not be generated.
As shown in fig. 6 and 7, the pair of rotors 9 is composed of two rotors rotating around respective central axes and having opposite rotation directions, the base of the rotor 9 is cylindrical, the outer peripheral side of the working portion of the rotor 9 is provided with a spiral ridge structure including a plurality of long spiral ridges 91 and a plurality of short spiral ridges 92, the plurality of long spiral ridges 92 are arranged around the central axis of the rotor 9 at the same circumference and are located at one side of the working portion of the rotor 9, the plurality of short spiral ridges 92 are arranged around the central axis of the rotor 9 at the same circumference and are located at the other side of the working portion of the rotor 9, the adjacent portions of the long spiral ridges 91 and the short spiral ridges 92 form a cross section 93 (the cross section 93 is a virtual plane to distinguish the joint of the long spiral ridges 91 and the short spiral ridges 92), the long spiral ridges 91 spirally extend from one end of the working portion of the rotor 9 to the cross section 93 at an angle a, the short spiral type protruded ridge 92 extends from the other end of the working position of the rotor 9 to the cross section 93 in a reverse spiral manner according to the angle B, the rotation directions of the short spiral type protruded ridge 92 and the long spiral type protruded ridge 91 are opposite, in the embodiment, the long spiral type protruded ridge 91 of the left rotor 9 rotates from top to bottom to the cross section 93, the short spiral type protruded ridge 92 rotates from top to bottom to the lower end surface of the rotor 9, the long spiral type protruded ridge 91 of the right rotor 9 rotates from bottom to top to the cross section 93, the short spiral type protruded ridge 92 rotates from left to the upper end surface of the rotor 9, and the mixed materials continuously flow back and are mixed between the long spiral type protruded ridge 91 and the short spiral type protruded ridge 92 of the two rotors 9.
In structural embodiment 1 of rotor 9, as shown in fig. 8 to 10, a single rotor has 3 long spiral ridges 91 and 3 short spiral ridges 92, an included angle between adjacent long spiral ridges 91 and short spiral ridges 92 is 120 °, 6 long spiral ridges 91 and 6 short spiral ridges 92 are provided for two rotors, 3 long spiral ridges 91 and 3 short spiral ridges 92 are arranged at an equal angle of 120 ° around a central axis of the rotor, the long spiral ridges 91 extend spirally from one end of a working portion of the rotor 1 to a section 4 at an angle a, the angle a is equal to 90 °, the short spiral ridges 92 extend spirally from the other end of the working portion of the rotor 1 to the section 4 at an angle B, and the angle B is equal to 90 °.
In structural embodiment 2 of rotor 9, as shown in fig. 11 to 13, a single rotor has 2 long spiral ridges 91 and 2 short spiral ridges 92, an included angle between adjacent long spiral ridges and short spiral ridges is 180 °, 4 long spiral ridges 91 and 4 short spiral ridges 92 are provided for two rotors, 2 long spiral ridges 91 and 2 short spiral ridges 92 are arranged at an equal angle of 180 ° around a central axis of rotor 1, long spiral ridges 91 extend spirally from one end of a working portion of rotor 1 to section 4 at angle a, angle a is equal to 180 °, short spiral ridges extend spirally from the other end of the working portion of rotor 1 to section 4 at angle B, and angle B is equal to 90 °.
Structural example 3 of rotor 9 as shown in fig. 14 and 15, a single rotor 1 has 2 long spiral ridges 91 and 2 short spiral ridges 92, 4 long spiral ridges 91 and 4 short spiral ridges 92 in total for two rotors, the angle between adjacent long spiral ridges 91 and short spiral ridges 92 is 180 °, long spiral ridges 91 spirally extend from one end of the working portion of rotor 1 to section 4 at angle a, angle a is equal to 90 °, short spiral ridges 92 spirally extend from the other end of the working portion of rotor 1 to section 4 at angle B, and angle B is equal to 90 °.
Specifically, the axial length ratio of the long spiral protrusion 91 to the short spiral protrusion 92 is 5: 1, the long spiral type ridge 2 and the short spiral type ridge 3 have a trapezoidal cross section.
The rotors 9 have the advantages that when two rotors with opposite rotation directions rotate in the closed mixing chambers respectively, the mixed rubber is pushed to the short spiral type convex edge direction along the axial direction under the pushing and rotating action of the long spiral type convex edge in the long spiral type convex edge space of one rotor, because the spiral directions of the short spiral type convex edge and the long spiral type convex edge are opposite, the mixed rubber is naturally pushed to the long spiral type convex edge section of the other mixing chamber rotor by the short spiral type convex edge after entering the short spiral type convex edge section, the mixed rubber is reversely pushed to the short spiral type convex edge section along the axial direction by the long spiral type convex edge of the rotor in the other mixing chamber, and then is pushed to the long spiral type convex edge section of the rotor in the first mixing chamber by the short spiral type convex edge, so that the mixed rubber forms a plurality of rubber flows under the pushing and rotating action of a plurality of spiral convex edges of the two rotors with opposite rotation directions in the two closed mixing chambers, the rubber compound does continuous rotary flow in different directions along the axial direction, so that the rubber compound quickly achieves the plasticizing effect of optimal fluidity and dispersibility; and the clearance between the rotor sharp-edged crest and the inner wall of the mixing chamber, when the rotor rotates, the crest drives the mixed rubber and the inner wall of the mixing chamber to naturally generate strong friction, extrusion, shearing and kneading effects, so that the mixing speed of the mixed rubber is increased, the production efficiency is high, and the dispersibility and the uniformity are superior to those of the traditional two-edged rotor and the common four-edged rotor; because the traditional two-edge rotor and the ordinary four-edge rotor have the functions of friction, extrusion, shearing and kneading on rubber materials in a mixing chamber, but the rubber materials have poor axial fluidity, the dispersibility and the uniformity of the rubber materials are inferior to those of an axial rotary reflux rotor.
As shown in fig. 16 to 18, the rotor end face sealing device 15 includes 4 first moving rings 151, second moving rings 152 and fixed rings 153, each of the wear-resistant steel sleeves 6, the first moving rings 151, the second moving rings 152 and the fixed rings 153 is provided with 4, one end of a single rotor 9 is provided with one wear-resistant steel sleeve 6, the first moving rings 151, the second moving rings 152 and the fixed rings 153, one end of the rotor 9 passes through the wear-resistant steel sleeve 6 and the outer peripheral side of the rotor 9 is sequentially sleeved with the first moving rings 151 and the second moving rings 152, the first moving rings 151 and the second moving rings 152 are located between the inner peripheral side of the wear-resistant steel sleeve 6 and the outer peripheral side of the rotor 9, the fixed rings 153 are fixedly installed on the exposed end face of the wear-resistant steel sleeve 6 through screws and are sleeved and pressed on the outer peripheral side of the first moving rings 151 and the second moving rings 152, key pins 154 are installed between the first moving rings 151, the second moving rings 152 and the rotor 9 in an interference manner, when the rotor rotates, the key pins 154 drive the first moving, a spring 155 is arranged in the inner cavity of the first movable ring 151, and one end of the spring 155 is in contact with the inner wall of the first movable ring 151; the other end of the top 156 contacts with the inner cavity of the first movable ring 151, and one end of the top 156 is installed in the inner cavity of the first movable ring 151; the other end of the first moving ring 151 is arranged in an inner cavity of the second moving ring 152, the inner cavity of the first moving ring 151 is larger than that of the second moving ring 152, a countersunk screw 157 is arranged in the inner cavity of the second moving ring 152, the countersunk screw 157 is in contact with a top 155, a spring 155 elastically drives the first moving ring 151 and the second moving ring 152 to move oppositely, namely the first moving ring 151 moves leftwards and the second moving ring 152 moves rightwards, the first moving ring 151 and the second moving ring 152 respectively contact with the left side and the right side of the fixed ring 153 in a friction contact manner to generate a pressure friction sealing effect to prevent the rotor from leaking, and the first moving ring 151, the second moving ring 152 and the fixed ring 153 are in mutual friction sealing fit to prevent the rotor 9 from leaking.
Specifically, a first step 151a and a second step 151b which protrude outwards are arranged on the outer peripheral side of the first moving ring 151, the first step 151a and the second step 151b are separated to form a first groove, a third step 152a which protrudes outwards is arranged on the outer peripheral side of the second moving ring 152, a fourth step 153a and a fifth step 153b which protrude inwards are arranged on the inner peripheral side of the fixed ring 153, the fourth step 153a and the fifth step 153b are separated to form a second groove, when the fixed ring 153 is sleeved on the first moving ring 151 and the second moving ring 152, the first step 151a is embedded between the fourth step 153a and the inner peripheral side of the wear-resistant steel sleeve 6, the fourth step 153a is embedded in the first groove, the second step 151b and the third step 152a are embedded in the second groove, the fifth step 153b is embedded in the second moving ring 152, and one end of the spring 155 drives the first moving ring 151 to move inwards; the other end drives the second movable ring 152 to move outwards through the top head 156, the second step 151b is in contact with the fourth step 153a, the third step 152a is in contact with the fifth step 153b, the embedding fit is clearance fit, and the compressible spring 155 of the first movable ring 151 and the second movable ring 152 horizontally moves 0.5mm without leaving a gap for complete sealing.
Specifically, the springs 155 are arranged in an equi-circumferential manner around the central axis of the first rotating ring 151, so as to ensure that the first rotating ring 151 and the second rotating ring 152 are stressed uniformly and can rub against the fixed ring 153, as shown in fig. 19, in this embodiment, the number of the springs 155 is preferably 8, and the number of the springs 155 is flexibly increased according to the machine specification, preferably 8 to 16.
The rotor end face sealing device has the advantages that the double-movable ring and single-fixed ring interlocking internal pressure type rotor end face sealing device obtains good sealing effect through the mutually matched wear-resistant steel sleeve, the first movable ring, the second movable ring and the fixed ring, when the rotor rotates at high speed, the first movable ring and the second movable ring synchronously rotate and are fixed to the wear-resistant steel sleeve and the fixed ring, the first movable ring and the second movable ring reversely move under the action of the spring and respectively make frictional contact with the fixed ring, a multi-layer step interlocking internal pressure type sealing structure is formed among the wear-resistant steel sleeve, the first movable ring, the second movable ring and the fixed ring, the sealing performance is better, no gap is reserved, powder leakage can be effectively prevented, frequent maintenance and part replacement are not needed, one fixed ring and two movable rings are arranged on the outer end surface of the alloy wear-resistant steel sleeve, and the movable ring is sleeved on the radial diameter of a rotor shaft and has three frictional sealing surfaces with the fixed ring, and the three frictional sealing surfaces are sealed layer by layer; when the rotor rotates, under the condition of no mixing work, the three friction sealing surfaces almost have no pressure to generate friction, when rubber is mixed and the pressure is given by the upper top bolt, the three friction sealing surfaces generate friction sealing action, and the sealing performance is better when the pressure is higher; the sealing performance is still effective no matter whether the rotor has axial running or radial run-out; because of having three friction seal faces, as long as have a friction seal and all play sealed effect, so long service life. The rotor end face sealing device has good sealing performance, and has the great advantage that special lubricating oil is not needed, the softening oil of the rubber compound is directly used, and the used softening oil can be used as the softening oil continuously without waste and environmental pollution. Compared with the prior fork external pressure type rotor end face sealing device and the single-fixed-ring single-moving-ring internal pressure type rotor end face sealing device which are commonly used in the market, the single-fixed-ring double-moving-ring internal pressure type rotor end face sealing device has the advantages that on one hand, pollution is reduced, and the service life is prolonged; on the other hand, special lubricating oil is not needed, the softening oil of the rubber compound is directly used, so that the cost of the lubricating oil can be reduced, the used softening oil can be continuously used as the softening oil, waste and environmental pollution are avoided, the use cost of equipment is reduced, and the energy-saving and environment-friendly conditions which must be met by a modern internal mixer are completely met.
In conclusion, the structure of the mixing chamber has the advantages that:
⑴ base, front mixing chamber seat, back mixing chamber seat, left eye lens wallboard, right eye lens wallboard, alloy wear-resistant steel bushing, lower top bolt, rotary door plate, locking mortise lock and rotor end face sealing device all parts are mutually matched to form modular mixing chamber structure, convenient and fast installation and maintenance, reduced work difficulty, shortened maintenance time and reduced maintenance cost, improved production efficiency, and the alloy wear-resistant steel bushing is positioned by positioning E-shaped groove in the through hole, and the alloy wear-resistant steel bushing is stable;
⑵ the left and right eyeglass wall boards have the same structure and respectively consist of a lower support bearing seat, an upper bearing plate, an upper side plate, an upper wear-resisting plate and a triangular alloy wear-resisting sealing plate, the unique eyeglass wall board has reasonable structural design, the front and rear square oil discharge grooves are communicated, and oil stain cleaning is convenient, sanitary and environment-friendly;
⑶ rotor rib adopts rotary-flow design, which can reduce the center distance of two rotors, lengthen the working position length of two rotors, increase the aperture of mixing chamber to make the inner hole diameter larger than the center distance of two rotors, the design not only has large capacity, but also reduces the radial force and the circumferential force, the filling coefficient exceeds 85%, and is more than 78% of the filling coefficient of the mixing chamber of internal mixer at home and abroad, so that the power of the motor used is smaller and the energy consumption is lower compared with the internal mixer of the same model, the working volume is increased, the productivity is improved, the energy-saving, environmental protection and emission reduction effects are really achieved, the rib peak drives the mixed rubber and the inner wall of the mixing chamber to generate strong friction, extrusion, shearing, kneading and back-and-forth rotary-flow effects during the mixing work, and the mixing dispersibility and uniformity are easy to achieve the best;
⑷ the rotor end face sealing device has reasonable structure, ensures no powder leakage and no glue leakage, is durable and only needs softening oil for lubrication, and the used softening oil can be used as the softening oil continuously, thereby avoiding waste and environmental pollution, reducing the equipment use cost and further achieving the energy-saving and environment-friendly requirements;
⑸ the lower top bolt is designed specially to make its length and width larger than the size of the glue discharging opening, not only has good sealing performance, but also can not be worn to the sealing position after long-term use, has high glue discharging speed, and can not cause the dead glue to enter the mixed rubber to generate defective products, the lower top bolt can completely seal the glue discharging opening of the mixing chamber, and the locking bolt always has a certain locking pressure to ensure the sealing performance of the lower top bolt not to generate glue leakage, while the design size of the lower top bolt of the traditional internal mixer is smaller than the size of the glue discharging opening of the mixing chamber, so the powder leakage and glue leakage all occur.
The above description is for the purpose of describing the invention in more detail with reference to specific preferred embodiments, and it should not be construed that the embodiments of the invention are limited to those described herein, and it will be apparent to those skilled in the art that various changes and modifications can be made without departing from the spirit and scope of the invention.
Claims (10)
1. The utility model provides a modularization mixing chamber structure of banbury mixer which characterized in that: the device comprises a base, a front mixing chamber seat, a rear mixing chamber seat, a left eyeglass wallboard, a right eyeglass wallboard, an alloy wear-resistant steel bushing, a lower top bolt, a rotary door plate, a locking mortise lock and a rotor end face sealing device, wherein the front mixing chamber seat is arranged on the front side above the base, the rear mixing chamber seat is arranged on the rear side above the base, the front mixing chamber seat, the rear mixing chamber seat and the left and right eyeglass wallboards are combined to form a row of rubber ports below a material inlet, a mixing bin is formed in the middle, the left eyeglass wallboard is arranged on the left side of the front mixing chamber seat and the rear mixing chamber seat, the right eyeglass wallboard is arranged on the right side of the front mixing chamber seat and the rear mixing chamber seat, the left eyeglass wallboard and the right eyeglass wallboard are respectively provided with through holes for the penetration of a pair of rotors, the alloy wear-resistant steel bushing and the rotor end face sealing device are embedded in the through holes, a square through hole, the rotating door plate drives the lower top bolt to close or open the rubber discharge port of the mixing chamber during mixing work, and a locking bolt for locking the rotating door plate is arranged in front of the upper part of the base.
2. A modular mixing chamber structure for an internal mixer according to claim 1, characterized in that: the left side glasses wallboard comprises a lower supporting bearing seat, an upper bearing plate, an upper side plate, an upper wear-resisting plate and a triangular alloy wear-resisting sealing plate, the bottom of the lower supporting bearing seat is contacted with a base, the upper bearing plate is installed on the outer side cover above the lower supporting bearing seat, the lower supporting bearing seat and the outer side bearing cover of the upper bearing plate, the end part of a rotor is covered by a bearing cover, the upper side plate is installed on the inner side cover above the lower supporting bearing seat, the alloy wear-resisting steel bushing is embedded and installed in the upper side plate and the lower supporting bearing seat in a matching mode, the wear-resisting plate is installed on the inner side of the upper side plate in an inserting mode, the.
3. A modular mixing chamber structure for an internal mixer according to claim 1, characterized in that: and the interlayer in the front mixing chamber seat and the rear mixing chamber seat is separated by a cooling water tank, and a cooling water channel is arranged in the alloy wear-resistant steel sleeve.
4. A modular mixing chamber structure for an internal mixer according to claim 1, characterized in that: the length and the width of the lower top bolt are larger than the size of the glue discharging opening, and the contact surface of the lower top bolt and the alloy wear-resistant steel sleeve is of an arc structure.
5. A modular mixing chamber structure for an internal mixer according to claim 1, characterized in that: the rotors are composed of two rotors rotating around a central shaft and having opposite rotation directions, the rotor base body is cylindrical, the peripheral side of the working part of each rotor is provided with a spiral ridge structure, the spiral ridge structure comprises a plurality of long spiral ridges and a plurality of short spiral ridges, the long spiral ridges are arranged on one side of the working part of each rotor in an equal-circumference mode around the central shaft of each rotor, the short spiral ridges are arranged on the other side of the working part of each rotor in an equal-circumference mode around the central shaft of each rotor, the long spiral ridges and the short spiral ridges form sections adjacent and close to each other, the long spiral ridges spirally extend to the sections from one ends of the working parts of the rotors according to an angle A, the short spiral ridges spirally extend to the sections from the other ends of the working parts of the rotors according to an angle B, the long spiral ridges and the short spiral ridges have opposite rotation directions, and the mixed materials are arranged on the long spiral ridges of, Continuously refluxing and mixing the short spiral type convex edges.
6. A modular mixing chamber structure for an internal mixer according to claim 5, characterized in that: a single rotor is provided with 3 long spiral type protruding edges and 3 short spiral type protruding edges, the included angle between every two adjacent long spiral type protruding edges and short spiral type protruding edges is 120 degrees, the long spiral type protruding edges extend to the section from one end of the working position of the rotor in a spiral mode according to an angle A, the angle A is equal to 90 degrees, the short spiral type protruding edges extend to the section from the other end of the working position of the rotor in a spiral mode according to an angle B, and the angle B is equal to 90 degrees.
7. A modular mixing chamber structure for an internal mixer according to claim 5, characterized in that: a single rotor is provided with 2 long spiral type protruding edges and 2 short spiral type protruding edges, the included angle between every two adjacent long spiral type protruding edges and every two adjacent short spiral type protruding edges is 180 degrees, the long spiral type protruding edges extend to the section from one end of the working position of the rotor in a spiral mode according to an angle A, the angle A is equal to 180 degrees, the short spiral type protruding edges extend to the section from the other end of the working position of the rotor in a reverse spiral mode according to an angle B, and the angle B is equal to 90 degrees.
8. A modular mixing chamber structure for an internal mixer according to claim 5, characterized in that: a single rotor is provided with 2 long spiral type protruding edges and 2 short spiral type protruding edges, the included angle between every two adjacent long spiral type protruding edges and every two adjacent short spiral type protruding edges is 180 degrees, the long spiral type protruding edges extend to the section from one end of the working position of the rotor in a spiral mode according to an angle A, the angle A is equal to 90 degrees, the short spiral type protruding edges extend to the section from the other end of the working position of the rotor in a reverse spiral mode according to an angle B, and the angle B is equal to 90 degrees.
9. A modular mixing chamber structure for an internal mixer according to claim 1, characterized in that: the rotor end face sealing device comprises a first movable ring, a second movable ring and a fixed ring, one end of a rotor penetrates through a wear-resistant steel bushing, the outer peripheral side of the rotor is sequentially sleeved with the first movable ring and the second movable ring outwards, the first movable ring and the second movable ring are located between the inner peripheral side of the wear-resistant steel bushing and the outer peripheral side of the rotor, the fixed ring is fixedly installed on the exposed end face of the wear-resistant steel bushing through screws and is sleeved and tightly pressed on the outer peripheral sides of the first movable ring and the second movable ring, a key pin is installed between the first movable ring and the rotor in an interference mode, the first movable ring and the second movable ring are driven to synchronously rotate through the key pin when the rotor rotates, a spring is installed in an inner cavity of the first movable ring, and one end of the spring is; the other end of the ejector pin is contacted with the ejector pin, and one end of the ejector pin is arranged in the inner cavity of the first movable ring; and the other end is installed in the second rotating ring inner chamber, and first rotating ring inner chamber is greater than the second rotating ring inner chamber, and the countersunk screw is installed to the second rotating ring inner chamber, and the countersunk screw contacts with the top, and the relative antiport of first rotating ring, second rotating ring of spring elastic drive, first rotating ring, second rotating ring touch the stationary ring respectively about the inboard and produce the sealed effect of pressure friction and prevent that the rotor from leaking the material.
10. A modular mixing chamber structure for an internal mixer according to claim 9, characterized in that: the outer periphery of the first movable ring is provided with a first step and a second step which protrude outwards, the first step and the second step are separated to form a first groove, the outer periphery of the second movable ring is provided with a third step which protrudes outwards, the inner periphery of the fixed ring is provided with a fourth step and a fifth step which protrude inwards, the fourth step and the fifth step are separated to form a second groove, when the fixed ring is sleeved with the first movable ring and the second movable ring, the first step is embedded between the fourth step and the inner periphery of the wear-resistant steel sleeve, the fourth step is embedded into the first groove, the second step and the third step are embedded into the second groove, and the fifth step is embedded into the tail end of the second movable ring.
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| CN201910827952.3A CN110696212A (en) | 2019-09-03 | 2019-09-03 | Modular mixing chamber structure of internal mixer |
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| CN201910827952.3A CN110696212A (en) | 2019-09-03 | 2019-09-03 | Modular mixing chamber structure of internal mixer |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR3108865A1 (en) * | 2020-04-03 | 2021-10-08 | Lescuyer Et Villeneuve | Rotor for rubber mixer and mixer using such a rotor. |
| CN115501777A (en) * | 2021-11-04 | 2022-12-23 | 江苏永顺新材料科技有限公司 | Silicon-based material mixing equipment with uniformly distributed temperature |
-
2019
- 2019-09-03 CN CN201910827952.3A patent/CN110696212A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR3108865A1 (en) * | 2020-04-03 | 2021-10-08 | Lescuyer Et Villeneuve | Rotor for rubber mixer and mixer using such a rotor. |
| CN115501777A (en) * | 2021-11-04 | 2022-12-23 | 江苏永顺新材料科技有限公司 | Silicon-based material mixing equipment with uniformly distributed temperature |
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Effective date of registration: 20210126 Address after: 529400 in Ping Zhou Wei en'an company, Juntang Town, Enping City, Jiangmen City, Guangdong Province Applicant after: Guangdong Weina intelligent internal mixer Technology Co.,Ltd. Address before: No. 37, shanggantun, Xiajiu village, Chuanshan Town, Huanjiang Maonan Autonomous County, Hechi City, Guangxi Zhuang Autonomous Region Applicant before: Wei Funong |
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