CN210362014U

CN210362014U - Internal mixer system

Info

Publication number: CN210362014U
Application number: CN201921201809.5U
Authority: CN
Inventors: 戴吉斌; 景海军
Original assignee: Dalian De Yu Machinery Co ltd
Current assignee: Dalian De Yu Machinery Co ltd
Priority date: 2019-07-26
Filing date: 2019-07-26
Publication date: 2020-04-21
Anticipated expiration: 2029-07-26

Abstract

The utility model discloses an internal mixer system, including internal mixer, lifting machine and tablet press, the internal mixer includes mixing chamber and mount pad, is equipped with feed inlet and discharge opening on the mixing chamber, and the discharge opening sets up in the bottom of mixing chamber, and the discharge opening downside is equipped with the discharge opening locking device that is used for opening or closing the discharge opening, and mixing chamber installs on the mount pad, is equipped with the unloading space that is located below the discharge opening on the mount pad; the lifting machine includes the carriage that the slope set up and can be on the carriage reciprocating motion's stack pallet, and the carriage setting is in one side of banbury mixer, and when the stack pallet moved to the carriage downside, the discharge space was arranged in to the stack pallet, and when the stack pallet moved to the carriage upside, the stack pallet can be poured the material into the tablet press, and this system has that occupation space is little, advantages such as simple structure.

Description

Internal mixer system

Technical Field

The utility model relates to an internal mixer system.

Background

With the continuous improvement of the scientific and technical level, the rubber industry is developing towards the direction of large-scale, continuous, automatic and intensive production, and the variety of products is increasing, which puts higher requirements on the performance of the rubber mixing mill. The uniformity and stability of the mixing process are the key for ensuring the quality of rubber products, and the internal mixer plasticates and mixes polymer materials by adjusting temperature and pressure in a closed environment, so that the quality of the products is ensured.

In order to realize the continuity and automation of rubber banburying, the existing banbury mixer system comprises a banbury mixer, an elevator and a tablet press, wherein the banbury mixer smelts materials and conveys the materials to the tablet press through the elevator, and the tablet press realizes the compression of products into tablets.

However, the conventional internal mixer system has a problem that the internal mixing chamber of the internal mixer is of a reversible structure, the material enters through a material port of the internal mixing chamber and is refined, after the refining is completed, the internal mixing chamber is turned over, and the refined material is poured into a lifter for subsequent treatment. Because the banburying chamber needs to overturn, the banburying machine is large in size and occupies a large space, and meanwhile, a device capable of driving the banburying chamber to overturn is needed, so that the structure is complex.

SUMMERY OF THE UTILITY MODEL

The utility model provides an internal mixer system has solved current internal mixer system bulky, occupies the problem in great space.

The utility model discloses a technical means as follows:

an internal mixer system comprises an internal mixer, a lifter and a tablet press, wherein the internal mixer comprises an internal mixing chamber and a mounting seat, the internal mixing chamber is provided with a feed inlet and a discharge outlet, the discharge outlet is arranged at the bottom end of the internal mixing chamber, a discharge outlet locking device for opening or closing the discharge outlet is arranged at the lower side of the discharge outlet, the internal mixing chamber is mounted on the mounting seat, and a discharge space positioned below the discharge outlet is arranged on the mounting seat; the lifting machine comprises a conveying frame and a feeding trolley, the conveying frame is obliquely arranged, the feeding trolley can reciprocate on the conveying frame, the conveying frame is arranged on one side of the internal mixer, when the feeding trolley moves to the lower side of the conveying frame, the feeding trolley is arranged in the discharging space, and when the feeding trolley moves to the upper side of the conveying frame, the feeding trolley can pour materials into the tablet press.

Furthermore, the discharge opening locking device comprises a first hydraulic cylinder, a second hydraulic cylinder, a jacking plate, an inserting plate and a plug core;

one end of the jacking plate is connected with the first hydraulic cylinder, and a first wedge surface is arranged on the jacking plate;

one end of the inserting plate is a rotating end, the other end of the inserting plate is a driving end, the rotating end is hinged to the discharging opening, the driving end is hinged to the second hydraulic cylinder, the plug core is fixed to the upper side of the inserting plate, and a second wedge surface capable of being in contact with the first wedge surface is arranged below the inserting plate;

the first hydraulic cylinder can drive the jacking plate to move along the direction parallel to the discharge opening, and the second hydraulic cylinder can drive the inserting plate to rotate around the rotating end;

work as first pneumatic cylinder drive the tight board in top along the direction of parallel discharge opening to during the drive end motion of picture peg, first scarf can promote the second scarf will stifled core and discharge opening contact realize the closure of discharge opening, work as first pneumatic cylinder drive the tight board in top is to keeping away from along the direction of parallel discharge opening during the drive end motion of picture peg, the tight board in top separates with the picture peg, the second pneumatic cylinder can drive the picture peg revolutes and rotates the end, the stifled core with the discharge opening separation realizes opening of discharge opening.

Furthermore, the discharge opening comprises two first sealing surfaces and two second sealing surfaces, the two first sealing surfaces are arranged oppositely, the two second sealing surfaces are arranged oppositely, the first sealing surfaces and the second sealing surfaces enclose a quadrangular frustum, and the large opening end of the quadrangular frustum faces the outer side of the discharge opening;

the core blocking comprises a fixed surface, two third sealing surfaces and two fourth sealing surfaces, the fixed surface is fixedly connected with the plugboard, the two third sealing surfaces are oppositely arranged, the two fourth sealing surfaces are oppositely arranged, the third sealing surfaces and the fourth sealing surfaces are enclosed into a quadrangular frustum, and the sealing surfaces of the core blocking can be mutually attached to the sealing surfaces of the discharge opening.

Furthermore, two arc-shaped grooves matched with the rotor of the internal mixer are also formed in the blocking core.

Furthermore, sliding tables are arranged on two sides of the jacking plate, sliding grooves are formed in two inner side walls of the unloading space, and the jacking plate can slide in the sliding grooves through the sliding tables.

Furthermore, a first connecting lug is arranged at the rotating end of the inserting plate and is connected with equipment through a rotating shaft;

the driving end of the inserting plate is provided with a second connecting lug which is perpendicular to the sealing surface, and the second connecting lug is connected with a hydraulic rod of a second hydraulic cylinder through a rotating shaft.

Further, the included angle between the first sealing surface and the central axis of the discharge opening is 6-10 degrees, the included angle between the second sealing surface and the central axis of the discharge opening is 15-25 degrees, and the angle between the first wedge surface and the second wedge surface is 6-12 degrees.

Further, the tablet press comprises an extrusion part, a tablet pressing part and a base, wherein the extrusion part and the tablet pressing part are mounted on the base, and a tablet pressing part separating structure and a tablet pressing part locking structure are further arranged on the tablet pressing part;

the pressing sheet part separating structure comprises a driving motor, a transmission shaft, a gear, a rack, a guide rail and a plurality of rollers, wherein the rack and the guide rail are fixed on the base in parallel, the driving motor is fixed on one side of the pressing sheet part and is connected with the gear through the transmission shaft, the transmission shaft and the gear are positioned at the bottom end of the pressing sheet part, the rollers are installed at the bottom of the pressing sheet part, the rollers are arranged on the guide rail, the gear is meshed with the rack, and the driving motor can drive the gear to rotate forward and backward through the transmission shaft so as to realize the reciprocating motion of the pressing sheet part on the base;

the tablet portion locking structure comprises a locking handle, a locking shaft, a first rotating shaft and a locking plate, wherein the locking plate is fixed on the side face of the extrusion portion, a U-shaped groove is formed in the locking plate, the locking shaft is hinged to the tablet portion through the first rotating shaft, the locking handle is in threaded connection with the locking shaft, and the locking shaft can enter or leave the U-shaped groove around the first rotating shaft.

Compared with the prior art, banbury mixer system have following beneficial effect: 1. because the discharge opening is arranged at the lower end of the internal mixer, and the mounting seat is provided with the discharge space, after the materials are mixed, the internal mixer is not required to be turned over, the working space is reduced, and meanwhile, the turning device capable of turning over the internal mixer is not required, so that the structure of the internal mixer is simplified, and the feeding trolley is arranged in the discharge space when moving to the lower side of the conveying frame, so that the distance between the internal mixer and the hoister is reduced, and the occupied space is further reduced.

Drawings

FIG. 1 is a block diagram of an internal mixer system according to the present invention;

FIG. 2 is an axial view of the internal mixer system of the present invention;

FIG. 3 is a block diagram of a discharge opening locking apparatus portion with the discharge opening in a closed position;

FIG. 4 is a front view of the hold-down plate;

FIG. 5 is an axial view of the jacking plate;

FIG. 6 is a front view of the insert plate;

FIG. 7 is an axial view of the insert plate;

FIG. 8 is a front view of the plug;

FIG. 9 is a left side view of FIG. 8;

FIG. 10 is an axial view of the plug;

FIG. 11 is a block diagram of a portion of the discharge opening locking apparatus with the discharge opening in an open position;

FIG. 12 is an axial view at the discharge opening;

fig. 13 is a structural view of the tablet press machine with the extrusion portion and the tablet pressing portion separated;

FIG. 14 is a cross-sectional view taken at A-A of FIG. 13;

fig. 15 is a structural view of the tablet press machine with the extrusion portion and the tablet pressing portion in a connected state;

fig. 16 is a partial axial view of a blade locking arrangement.

In the figure: 1. an internal mixer 10, an internal mixing chamber 11, a mounting seat 110, a discharge space 111, a chute 12, a discharge opening 120, a first sealing surface 121, a second sealing surface 130, a first hydraulic cylinder 131, a second hydraulic cylinder 132, a puller plate 1320, a first wedge surface 1321, a sliding table 1322, a lug accommodating groove 1323, a connection end with the first hydraulic cylinder 133, an insert plate 1330, a rotation end 1331, a drive end 1332, a second wedge surface 1333, a first connection lug 1334, a second connection lug 1335, an upper surface of the insert plate 134, a core block 1340, a fixed surface 1341, a third sealing surface 1342, a fourth sealing surface 1343, an arc-shaped groove 2, a lifter 20, a conveying frame 21, a feeding cart 3, a tablet press 30, an extrusion part 31, a tablet pressing part 32, a base 34, a tablet pressing part locking structure 330, a driving motor 332, a transmission shaft 332, a conveying frame, The locking device comprises a gear 333, a rack 334, a guide rail 335, a roller 340, a locking handle 341, a locking shaft 342, a first rotating shaft 343, a locking plate 344 and a U-shaped groove.

Detailed Description

The utility model discloses an internal mixer system, as shown in fig. 1 and fig. 2, including internal mixer 1, lifting machine 2 and tablet press 3, internal mixer 1 includes mixing chamber 10 and mount pad 11, be equipped with feed inlet and discharge opening 12 on mixing chamber 10, be equipped with two rotors and top ram structure in the mixing chamber, two rotors drive through motor and reduction gear to under the effect of top ram, can carry out mixing processing with the material that feeds into from the feed inlet under certain temperature and pressure, set up discharge opening 12 in the bottom of mixing chamber 10, discharge opening 12 downside is equipped with the discharge opening locking device who is used for opening or close the discharge opening, mixing chamber 10 installs on mount pad 11, be equipped with on mount pad 11 and be located discharge opening 12 below discharge space 110; the elevator 2 comprises a conveying frame 20 which is obliquely arranged and a feeding car 21 which can reciprocate on the conveying frame 20, in the embodiment, a chain wheel and a chain are arranged on the conveying frame, the chain is connected with the feeding car, the chain wheel is driven by a motor to rotate positively and negatively so as to drive the feeding car to reciprocate, the elevator is of an existing structure, and the elevator is not described in detail here. The conveying frame 20 is disposed at one side of the internal mixer 1, the feed carriage 21 is disposed in the discharge space 110 when the feed carriage 21 moves to the lower side of the conveying frame 20, and the feed carriage 21 can pour the material into the tablet press 3 when the feed carriage 21 moves to the upper side of the conveying frame 20. Because the discharge opening is arranged at the lower end of the internal mixer, and the mounting seat is provided with the discharge space, after the materials are mixed, the internal mixer is not required to be turned over, the working space is reduced, and meanwhile, the turning device capable of turning over the internal mixer is not required, so that the structure of the internal mixer is simplified, and the feeding trolley is arranged in the discharge space when moving to the lower side of the conveying frame, so that the distance between the internal mixer and the hoister is reduced, and the occupied space is further reduced.

Further, as shown in fig. 3, 4 and 5, the discharge opening locking device includes a first hydraulic cylinder 130, a second hydraulic cylinder 131, a tightening plate 132, an insert plate 133 and a core plug 134; the first hydraulic cylinder is horizontally fixed on the mounting seat, the second hydraulic cylinder is obliquely fixed on the mounting seat, one end 1323 (the left end in the figure) of the tightening plate 132 is connected with the first hydraulic cylinder 130, and a first wedge surface 1320 is arranged on the tightening plate 132; as shown in fig. 3, 6 and 7, one end of the insert plate 133 is a rotating end 1330, the other end is a driving end 1331, the rotating end 1330 is hinged at the discharge opening of the internal mixing chamber, the driving end 1331 is hinged with the second hydraulic cylinder 131, the upper side of the insert plate 133 is fixed with the plug 134, and the lower side of the insert plate 133 is provided with a second wedge surface 1332 which can be in contact with the first wedge surface 1320;

the first hydraulic cylinder 130 can drive the jacking plate 132 to move along the direction parallel to the discharge opening (horizontal direction), and the second hydraulic cylinder 131 can drive the inserting plate 133 to rotate around the rotating end 1330;

work as first pneumatic cylinder 130 drive top tight board 132 along the direction of parallel discharge opening to during the drive end 1331 motion of picture peg 133, first scarf 1320 can promote second scarf 1332 will stifled core 134 and discharge opening 12 contact realize the closure of discharge opening, work as first pneumatic cylinder drive top tight board is along the direction of parallel discharge opening to keeping away from during the drive end motion of picture peg, top tight board 132 and picture peg 133 separation, the second pneumatic cylinder can drive the picture peg revolves the rotation end and rotates, the stifled core with the discharge opening separation realizes opening of discharge opening.

The working process of the discharge opening locking device is as follows: 1. after the discharge opening is closed: as shown in fig. 3, firstly, the second hydraulic cylinder drives the insertion plate to rotate around the rotation end, so that the insertion plate drives the plugged core to contact (buckle) with the discharge opening, then the first hydraulic cylinder drives the tightening plate to move towards the driving end of the insertion plate (direction a), the first wedge surface contacts with the second wedge surface, and in the further movement process of the tightening plate, the first wedge surface and the second wedge surface are tightened, so that the sealing surface of the plugged core and the sealing surface of the discharge opening are tightly closed;

2. when the discharge opening is opened: as shown in fig. 11, the first hydraulic cylinder drives the tightening plate to move towards the direction (direction B) far away from the driving end of the insertion plate, so that the first wedge surface is separated from the second wedge surface, and after the tightening plate is separated from the insertion plate, the second hydraulic cylinder drives the insertion plate to rotate around the rotating end, so that the insertion plate drives the plug core to be separated from the discharge opening, and the discharge opening is opened. The wedge surface structure is adopted to seal the plugging core and the discharge opening, and plays a role in increasing force, so that the first hydraulic cylinder applies a small horizontal thrust to obtain a large sealing force (acting force between the plugging core and the discharge opening), and the discharge opening is ensured not to be opened easily when the discharge opening is subjected to a large internal pressure; 2. the wedge surface structure has a self-locking function, so that after the discharge opening is closed, the two wedge surfaces are self-locked, external force does not need to be continuously applied, and energy loss is saved.

Further, as shown in fig. 12, the discharge opening 12 includes two first sealing surfaces 120 and two second sealing surfaces 121, the two first sealing surfaces 120 are disposed oppositely, the two second sealing surfaces 121 are disposed oppositely, the first sealing surfaces and the second sealing surfaces enclose a quadrangular frustum, and a large opening end of the quadrangular frustum faces to the outer side of the discharge opening;

as shown in fig. 8, 9 and 10, the core plug 134 includes a fixing surface 1340, two third sealing surfaces 1341 and two fourth sealing surfaces 1342, the fixing surface 1340 is fixedly connected to the insert plate 133, the two third sealing surfaces 1341 are disposed opposite to each other, the two fourth sealing surfaces 1342 are disposed opposite to each other, the third sealing surfaces and the fourth sealing surfaces enclose a quadrangular frustum, and the sealing surfaces of the core plug can be attached to the sealing surfaces of the discharge opening. The discharge opening and the plug core adopt a quadrangular frustum structure, so that the airtight area is increased, and the sealing effect is ensured. In this embodiment, the insertion plate and the blocking core are of a split structure, and may be integrally formed.

Further, the blocking core 134 is further provided with two arc grooves 1343 matched with the internal mixer rotor, the blocking core is provided with the arc grooves, so that the cross section of the blocking core is in a cone-shaped shape, and the blocking core can be matched with an upper top bolt to extrude materials from the upper end and the lower end of the internal mixing chamber, so that the quality of products is ensured.

Further, the tight board 132 both sides in top are equipped with slip table 1321, be equipped with spout 111 on two inside walls in the space of unloading 110, the tight board 132 in top passes through slip table 1321 can slide in the spout 11, guaranteed the motion of the tight board in top steady, can play the effect of supporting the tight board in top simultaneously.

Further, as shown in fig. 6 and 7, the rotating end 1330 of the inserting plate 133 is provided with a first connecting lug 1333, and the first connecting lug 1333 is connected with the housing of the internal mixer through a rotating shaft; the driving end 1331 of the inserting plate 133 is provided with a second engaging lug 1334 which is vertically arranged, and the second engaging lug 1334 is connected with the hydraulic rod of the second hydraulic cylinder 131 through a rotating shaft.

Furthermore, the included angle between the first sealing surface and the central axis of the discharge opening is 6-10 degrees, the included angle between the second sealing surface and the central axis of the discharge opening is 15-25 degrees, and a better sealing effect can be obtained. Further, the angle of first scarf and second scarf is 6 to 12 degrees, can have better increase power and auto-lock effect.

Further, as shown in fig. 13 and 14, the tablet press machine 3 includes an extruding part 30, a tablet pressing part 31 and a base 32, the extruding part 30 and the tablet pressing part 31 are mounted on the base 32, and the tablet pressing part 31 is further provided with a tablet pressing part separating structure and a tablet pressing part locking structure 34;

as shown in fig. 14, the pressing sheet separating structure includes a driving motor 330, a transmission shaft 331, a gear 332, a rack 333, a guide rail 334, and a plurality of rollers 335, the rack and the guide rail are fixed on the base in parallel, the driving motor is fixed on one side of the pressing sheet, the driving motor is connected with the gear through the transmission shaft, the transmission shaft and the gear are located at the bottom end of the pressing sheet, the rollers are installed at the bottom of the pressing sheet, the rollers are placed on the guide rail, the gear is engaged with the rack, the driving motor can drive the gear to rotate forward and backward through the transmission shaft to realize the reciprocating motion of the pressing sheet on the base, so as to realize the closing and separating between the extruding portion and the pressing sheet, when the extruding portion and the pressing sheet are closed, the material sent by the elevator can be extruded by the extruding portion and conveyed to the pressing, in the embodiment, the extruding part adopts a double-cone spiral structure, so that the extruding part can be conveniently cleaned when the extruding part is separated from the tabletting part;

as shown in fig. 15 and 16, the tablet locking structure 34 includes a locking handle 340, a locking shaft 341, a first rotating shaft 342, and a locking plate 343, the locking plate 343 is fixed on a side surface of the extrusion portion, the locking plate 343 is provided with a U-shaped groove 344, the locking shaft 341 is hinged on a side surface of the tablet through the first rotating shaft 342, both the locking handle 340 and the locking shaft 341 are provided with threads, the locking handle is screwed on the locking shaft, the locking shaft rotates around the first rotating shaft to enter or leave the U-shaped groove, when the locking shaft enters the U-shaped groove, the locking handle is rotated to press the locking handle and the locking plate against each other, so as to lock the extrusion portion and the tablet portion, so that the extrusion portion conveys the material to the tablet portion, when the extrusion portion and the tablet portion need to be separated, the locking handle is rotated to separate the locking handle from the locking plate, and further rotate the locking shaft to leave the U-shaped groove, the pressure sheet part separation structure can drive the pressure sheet part to be separated from the extrusion part so as to clean.

Preferably, the tablet locking structure has two sets, respectively installed at both sides of the tablet.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides an internal mixer system, includes internal mixer, lifting machine and tablet press, its characterized in that: the internal mixer comprises an internal mixing chamber and a mounting seat, wherein a feed inlet and a discharge opening are formed in the internal mixing chamber, the discharge opening is formed in the bottom end of the internal mixing chamber, a discharge opening locking device used for opening or closing the discharge opening is arranged on the lower side of the discharge opening, the internal mixing chamber is mounted on the mounting seat, and a discharge space located below the discharge opening is formed in the mounting seat;

the lifting machine comprises a conveying frame and a feeding trolley, the conveying frame is arranged on one side of the internal mixer, the feeding trolley can reciprocate on the conveying frame, the feeding trolley is arranged in the discharging space when moving to the lower side of the conveying frame, and the feeding trolley can pour materials into the tablet press when moving to the upper side of the conveying frame.

2. An internal mixer system according to claim 1, characterized in that: the discharge opening locking device comprises a first hydraulic cylinder, a second hydraulic cylinder, a jacking plate, an inserting plate and a plug core;

3. An internal mixer system according to claim 2, characterized in that: the discharge opening comprises two first sealing surfaces and two second sealing surfaces, the two first sealing surfaces are arranged oppositely, the two second sealing surfaces are arranged oppositely, the first sealing surfaces and the second sealing surfaces enclose a quadrangular frustum, and the large opening end of the quadrangular frustum faces the outer side of the discharge opening;

4. An internal mixer system according to claim 3, characterized in that: the blocking core is also provided with two arc-shaped grooves which can be matched with the rotor of the internal mixer.

5. An internal mixer system according to claim 2, characterized in that: the two sides of the jacking plate are provided with sliding tables, the two inner side walls of the unloading space are provided with sliding grooves, and the jacking plate can slide in the sliding grooves through the sliding tables.

6. An internal mixer system according to claim 2, characterized in that: the rotating end of the inserting plate is provided with a first connecting lug, and the first connecting lug is connected with equipment through a rotating shaft;

7. An internal mixer system according to claim 3, characterized in that: the included angle between the first sealing surface and the central axis of the discharge opening is 6-10 degrees, the included angle between the second sealing surface and the central axis of the discharge opening is 15-25 degrees, and the angle between the first wedge surface and the second wedge surface is 6-12 degrees.

8. An internal mixer system according to claim 1, characterized in that: the tablet press comprises an extrusion part, a tablet pressing part and a base, wherein the extrusion part and the tablet pressing part are arranged on the base, and the tablet pressing part is also provided with a tablet pressing part separating structure and a tablet pressing part locking structure;