CN106965311B - Upper exit tube extrusion type ceramic tube forming machine - Google Patents
Upper exit tube extrusion type ceramic tube forming machine Download PDFInfo
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- CN106965311B CN106965311B CN201710281751.9A CN201710281751A CN106965311B CN 106965311 B CN106965311 B CN 106965311B CN 201710281751 A CN201710281751 A CN 201710281751A CN 106965311 B CN106965311 B CN 106965311B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B21/00—Methods or machines specially adapted for the production of tubular articles
- B28B21/52—Methods or machines specially adapted for the production of tubular articles by extruding
Abstract
The extrusion driving mechanism assembly consists of a spiral transmission shaft, a spiral push-pull moving disc, a push-pull rod, a piston mud pressing plate, a driven large sprocket wheel and a radial stress bearing, the speed reduction driving motor rotates the spiral transmission shaft through the sprocket wheel and enables the spiral push-pull moving disc to move upwards, the push-pull rod fixed on the spiral push-pull moving disc enables the piston mud pressing plate positioned in the outer die tube to move upwards, ceramic tube pugs in the inner die core and the outer die tube are extruded into ceramic tube green bodies along annular gaps formed by the inner die core and the outer die tube under the combined action of the piston mud pressing plate and the rotating inner die core.
Description
Technical Field
The invention belongs to the technical field of inorganic nonmetallic material molding, and particularly relates to an upper outlet pipe extrusion type ceramic pipe molding machine.
Background
The existing spiral extrusion molding equipment for ceramic tube mud blanks is characterized in that spiral pushing blades are directly contacted with mud, extrusion force of mud blanks comes from friction force between the mud and the spiral blades, the friction force is related to the equipment and is directly influenced by the property of the mud, and if no vacuum equipment is used in the conventional technology, the gas in the mud gaps is separated out, the gas in the mud gaps moves together with the mud and cannot be thoroughly removed from the mud due to the influence of the extrusion force generation mode and property of the spiral blades of an extruder, and ceramic tube green bodies are loose. Therefore, the conventional spiral extrusion molding equipment has strict requirements on the quality of pugs, and the ceramic tube green compact extruded by the conventional spiral extrusion molding equipment has the quality defects of loose density, large moisture, cracking and the like when no external vacuum exhaust equipment is connected, and in addition, the horizontal spiral extrusion molding equipment has the quality defects of ceramic tube green compact rounding caused by flattening or deformation and the like due to dead weight when the horizontal spiral extrusion molding equipment is used for production, and the die casting molding equipment has the defects of complex equipment working procedure, large water content of the tube blank, long demolding time, low efficiency, easy deformation during drying, large blank shrinkage during sintering and easy cracking.
Disclosure of Invention
The invention aims at:
aiming at the situation, the invention aims to overcome the defects of the prior art, and aims to provide the upper exit tube extrusion type ceramic tube forming machine which has strict requirements on the quality of pugs, can extrude ceramic tube green bodies with high density, high circularity and small water content without external vacuum exhaust equipment, and overcomes the defects of easy deformation of the ceramic tube green bodies, large shrinkage of the green bodies and easy cracking during sintering.
The technical scheme of the invention is as follows:
the upper pipe extrusion type ceramic pipe forming machine comprises a frame, an extrusion transmission mechanism component, an inner mold core, an outer mold pipe and a speed reduction driving motor, wherein the frame is composed of a base, four supporting columns, an anti-collision rubber column, a motor connecting fixing disc, an outer mold pipe lower supporting seat, an outer mold upper pressing plate and an axial stress bearing seat, the base is a rectangular frame body, a plurality of reinforcing rib plates and a cylindrical reinforcing round pipe are arranged between an upper plate and a lower plate of the frame body, four tubular frame legs are arranged at four corner parts below the lower plate of the frame body, an output shaft through hole of the speed reduction driving motor, an extrusion transmission mechanism component through hole and a plurality of motor connecting disc fixing screw holes are formed in the upper plate, four supporting column fixing through holes are further formed in the upper plate, the supporting column fixing through holes are internally provided with supporting columns, the lower parts of the supporting columns are sleeved with the anti-collision rubber column, the anti-collision rubber column is arranged on the surface of the upper plate, an axial stress bearing seat with a central axis coincident with the axial stress bearing seat of the extrusion transmission mechanism component through hole on the base is arranged at the position of the through hole of the extrusion transmission mechanism component through hole on the base, the motor connecting disc is provided with a step-shaped through hole which is arranged at the center of the central axis of the central shaft of the supporting column fixing disc, the diameter of the upper end of the transmission component is equal to be equal to that of the diameter of the cylindrical boss is equal to the diameter of the central shaft section of the cylindrical boss through the central shaft section of the upper end section of the cylindrical boss, the upper end section is arranged at the diameter of the central shaft fixing hole, and the diameter of the central shaft is equal to be equal to the diameter of the central shaft through hole is equal to the diameter of the central shaft. The lower support seat of the outer die pipe is a square disc provided with a cylindrical boss, a stepped radial stress bearing fixing through hole is arranged in the boss, four support post through holes matched with the middle transition section fastening threads of the support post are also arranged on the end face of the square disc, a plurality of push-pull rod through holes are also arranged on the cylindrical boss of the lower support seat of the outer die pipe, the axes of the support post through holes and the push-pull rod through holes are vertical to the end face of the cylindrical boss, the upper pressing plate of the outer die is a square disc with a through round hole in the middle part, a through round hole matched with the fine section threads on the upper part of the support post is arranged at the corner part of the upper pressing plate of the outer die, the extrusion transmission mechanism assembly consists of a spiral transmission shaft, a spiral push-pull moving disc, a push-pull rod, a piston mud pressing plate, a driven large sprocket and a radial stress bearing, the spiral transmission shaft is a step shaft with a transmission spiral in the middle part, the lower section of the upper part of the spiral transmission shaft is sleeved with a radial stress bearing matched with the lower supporting seat of the outer mold pipe, the upper end surface of the spiral transmission shaft is also provided with a square concave hole, the center of the square concave hole is provided with an inner mold core connecting threaded counter bore, the lower part of the spiral transmission shaft is provided with a shaft shoulder and an optical axis, the lower end part of the optical axis is provided with a key slot, the upper key slot part of the spiral transmission shaft is fixedly provided with a driven large chain wheel, the transmission spiral of the spiral transmission shaft is externally screwed with a spiral push-pull moving disc, the spiral push-pull moving disc is a square disc provided with a cylindrical boss, the center of the spiral push-pull moving disc is provided with a spiral through hole matched with the transmission spiral section of the spiral transmission shaft, the spiral push-pull moving disc is also provided with four upright post through holes matched with supporting upright posts and a plurality of push-pull rod fixing through holes, each push-pull rod fixing through hole is internally provided with a push-pull rod, the push-pull rod is a step rod with threads at two ends, the push-pull rod is provided with an annular disc, the center part of the piston mud pressing plate is provided with a via hole matched with the upper section of the spiral transmission shaft, the lower end surface of the piston mud pressing plate is provided with a plurality of push-pull rod fixing thread counter bores, the upper ends of the push-pull rods are rotatably arranged in the fixing thread counter bores of the piston mud pressing plate, push-pull rod fixing through holes of the push-pull rods passing through the spiral push-pull moving plate are fixed together by nuts and the spiral push-pull moving plate, the upper surface of the piston mud pressing plate is perpendicular to the central axis of the spiral transmission shaft, a speed reduction driving motor is fixed on the upper plate of the base through a motor connecting fixing plate, a small sprocket wheel is fixed on an output shaft of the speed reduction driving motor, the small sprocket wheel is connected with a driven large sprocket wheel through a driving chain, an outer die pipe lower supporting seat and an outer die pipe are fixed between an outer die upper pressing plate, the outer die pipe is a hollow cylinder with a side surface provided with a feeding pipe, the inner diameter of the outer die pipe is matched with the outer diameter of a cylindrical boss of the outer die pipe, the outer end part of the outer die pipe is provided with a feeding control valve, the upper part of the inner die core is a rotating body with a cylindrical upper part, the inner die core is provided with a square boss matched with the square boss in the upper end surface of the spiral transmission shaft, the square boss is fastened with the square boss in the spiral transmission shaft, and the upper end of the inner die core is inserted into the square boss is fastened with the screw hole.
The beneficial effects of the invention are as follows:
the invention has the advantages of simple equipment, small water content of the extruded tube blank, short demoulding time, high efficiency, difficult deformation during drying, small blank shrinkage during sintering and no cracking.
Drawings
Fig. 1 is a front cross-sectional view of the present invention.
Fig. 2 is a schematic structural view of a frame of the present invention.
Fig. 3 is a schematic structural view of the base plate of the present invention.
Fig. 4 is a top cross-sectional view of the base plate of the present invention.
Fig. 5 is a top view of the base plate of the present invention.
Fig. 6 is a schematic structural view of a motor connection fixing plate according to the present invention.
Fig. 7 is a schematic structural view of the lower support base of the outer mold tube of the present invention.
FIG. 8 is a schematic view of the structure of the upper platen of the outer mold of the present invention.
Fig. 9 is a cross-sectional view of the squeeze gear assembly of the present invention.
Fig. 10 is a schematic structural view of the spiral push-pull moving disc of the present invention.
Fig. 11 is a schematic structural view of a piston mud-pressing plate according to the present invention.
FIG. 12 is a schematic view of the inner mold core of the present invention.
Wherein: 1 is a frame; 2 is an extrusion transmission mechanism component; 3 is an inner mold core; 4 is an outer mold tube; 5 is a speed reduction driving motor; 6 is a base; 7 is a supporting upright post; 8 is an anti-collision rubber column; 9 is a motor connecting fixed disc; 10 is an outer mold tube lower supporting seat; 11 is an outer mold upper pressing plate; 12 is an axial stress bearing seat; 13 is an upper plate; 14 is a lower plate; 15 is a reinforcing cylinder; 16 are tubular frame legs; 17 is a through hole of an output shaft of the speed reduction driving motor; 18 is an extrusion transmission mechanism assembly via; 19 is a supporting upright post fixing through hole; 20 is a radial stress bearing fixing through hole; 21 is a support post via; 22 is a push-pull rod via hole; 23 is a screw drive shaft; 24 is a spiral push-pull moving disc; 25 is a push-pull rod; 26 is a piston mud pressing plate; 27 is a driven large sprocket; 28 is a radial force bearing; 29 is a small sprocket; 30 is a feeding tube; 31 is a charging control valve; 32 is a fastening screw insertion hole; and 33 is a reinforcing rib foot plate.
Detailed Description
The following describes the embodiments of the present invention in further detail with reference to the drawings.
The invention is shown in figures 1 to 12, the invention comprises a frame 1, an extrusion transmission mechanism component 2, an inner mold core 3, an outer mold pipe 4 and a speed reduction driving motor 5, the frame 1 is composed of a base 6, four supporting columns 7, an anti-collision rubber column 8, a motor connection fixing disc 9, an outer mold pipe lower supporting seat 10, an outer mold upper pressing plate 11 and an axial stress bearing seat 12, the base 6 is a rectangular frame body, a plurality of reinforcing rib plates and a cylindrical reinforcing round tube 15 are arranged between an upper plate 13 and a lower plate 14 of the frame body, four tubular frame legs 16 are arranged at four corners below the lower plate 14 of the frame body, a speed reduction driving motor output shaft through hole 17, an extrusion transmission mechanism component through hole 18 and a plurality of motor connection disc fixing screw holes are respectively arranged on the upper plate 13, four supporting column fixing through holes 19 are respectively arranged on the upper plate 13, the supporting columns 7 are fixedly inserted in the supporting column fixing through holes 19, the lower part of the supporting column 7 is sleeved with an anti-collision rubber column 8, the anti-collision rubber column 8 is arranged on the plate surface of the upper plate 13, an axial stress bearing seat 12 with the central axis coincident with the axis of the extrusion transmission mechanism assembly through hole 18 is arranged at the extrusion transmission mechanism assembly through hole 18 on the base 6, the extrusion transmission mechanism assembly 2 is inserted into the axial stress bearing seat 12, a motor connecting fixing disc 9 is fixed on the position of a speed reduction driving motor output shaft through hole 17 on the base 6 through a screw, the central axis of the speed reduction driving motor output shaft through hole 17 is parallel to the central axis of the axial stress bearing seat 12 and is perpendicular to the plate surface of the upper plate 13, the central axes of four supporting column fixing through holes 19 are uniformly distributed on a pitch circle taking the center of the extrusion transmission mechanism assembly through hole 18 as the center of a circle, the supporting column 7 is provided with connecting threads for the upper thin section, and the middle transition section is provided with fastening threads, the end of the lower thick section is provided with a step-shaped round bar with an external thread boss with the diameter smaller than that of the thick section, the lower support seat 10 of the outer die pipe is a square disc with a cylindrical boss, a step-shaped radial stress bearing fixing through hole 20 is arranged in the boss, the end face of the square disc is also provided with four support post through holes 21 matched with the fastening threads of the middle transition section of the support post 7, the cylindrical boss of the lower support seat 10 of the outer die pipe is also provided with a plurality of push-pull rod through holes 22, the axes of the support post through holes 21 and the push-pull rod through holes 22 are vertical to the end face of the cylindrical boss, the upper pressing plate 11 of the outer die is a square disc with a through round hole in the middle part, the corner part of the upper pressing plate 11 of the outer die is provided with a through round hole matched with the threads of the upper thin section of the support post 7, the extrusion transmission mechanism assembly 2 consists of a spiral transmission shaft 23, a spiral push-pull moving disc 23, a push-pull rod 25, a piston press 26, a driven large sprocket 27 and a radial stress bearing 28, the spiral transmission shaft 23 is a stepped shaft with a transmission spiral in the middle, a radial stress bearing 28 matched with the lower supporting seat 10 of the outer mold pipe is sleeved at the lower section of the upper part of the spiral transmission shaft, a square concave hole is further arranged at the upper end surface of the spiral transmission shaft 23, an inner mold core connecting threaded counter bore is arranged at the center of the square concave hole, a shaft shoulder and an optical axis are arranged at the lower part of the spiral transmission shaft 23, a key slot is arranged at the lower end part of the optical axis, a driven large sprocket 27 is fixed at the key slot part on the spiral transmission shaft 23, a spiral push-pull moving disc 23 is spirally arranged outside the transmission spiral of the spiral transmission shaft 23, the spiral push-pull moving disc 23 is a square disc provided with a cylindrical boss, a spiral through hole matched with the transmission spiral section of the spiral transmission shaft 23 is arranged at the center of the spiral push-pull moving disc 23, four column through holes matched with the supporting columns 7 and a plurality of push-pull rod fixing through holes are further arranged on the spiral push-pull moving disc 23, each push-pull rod fixing through hole is internally provided with a push-pull rod 25, the push-pull rod 25 is a step-shaped rod piece with threads at two ends, the piston mud pressing plate 26 is an annular disc, the center part of the piston mud pressing plate 26 is provided with a through hole matched with the upper section of the spiral transmission shaft 23, the lower end surface of the piston mud pressing plate 26 is provided with a plurality of push-pull rod fixing thread counter bores, the upper end of the push-pull rod 25 is rotatably arranged in the fixing thread counter bores of the piston mud pressing plate 26, the lower end of the push-pull rod 25 is fixed with the spiral push-pull moving plate 23 through the push-pull rod fixing through holes of the spiral push-pull moving plate 23 by nuts, the upper plate surface of the piston mud pressing plate is vertical to the central axis of the spiral transmission shaft, the speed reduction driving motor 5 is fixed on the upper plate 13 of the base 6 through the motor connecting fixing plate 9, the output shaft of the speed reduction driving motor 5 is fixed with a small sprocket 29, the small sprocket 29 links to each other with driven big sprocket 27 via the drive chain, be fixed with outer die pipe 4 between outer die pipe lower support seat 10, outer die top board 11, outer die pipe 4 is the hollow cylinder that the side was equipped with filling tube 30, the internal diameter of outer die pipe 4 and the cylinder boss external diameter phase-match of outer die pipe lower support seat 10, the outer tip of filling tube 30 is equipped with reinforced control valve 31, interior mould core 3 is big-end-up's rotator, the upper portion of rotator is cylindric, the terminal surface is equipped with the square boss that matches with the square shrinkage pool in the up end of screw drive shaft 23 under the interior mould core 3, the upper end of interior mould core 3 is equipped with step form fastening screw cartridge hole 32, the square boss cartridge of interior mould core 3 is in the square shrinkage pool of screw drive shaft 23 up end, and fix together with screw drive shaft 23 through fastening screw.
Two reinforcing rib foot plates 33 are arranged at the middle part under the long side of the frame body.
A backing plate is arranged below the tubular frame legs 16.
Embodiment one: when the invention is used, the base 6 of the frame 1 is well installed and fixed, the axial stress bearing seat 12 is fixed on the upper plate 13 of the base 6, the spiral transmission shaft 23 is inserted into the axial stress bearing seat 12, the spiral push-pull moving plate 24 is spirally installed on the spiral transmission shaft 23, the supporting upright post 7 is inserted and fixed on the upper plate 13 of the base 6 through the spiral push-pull moving plate 24 and the anti-collision rubber column 8, the outer die lower supporting seat 10 is well installed and fixed, the outer die upper pressing plate 11 is well installed and fixed, the piston mud pressing plate 26, the push-pull rod 25 and the spiral push-pull moving plate 24 are well connected, the square boss of the inner die core 3 is poorly installed into the square concave hole on the upper end surface of the spiral transmission shaft 23 and fixed on the upper end of the spiral transmission shaft 23, the speed reduction driving motor 5, the motor connection fixing plate 9 and the base 6 of the frame 1 are well connected and fixed, when the small chain wheel 29 is installed on the output shaft of the speed reduction driving motor 5, the small chain wheel 29 is connected with the driven large chain wheel 27 by a transmission chain, firstly, the piston mud pressing plate 26 is at the lowest position, the feeding control valve 31 is opened to feed mud into the outer mold pipe 4, the speed reduction driving motor 5 is started, the driven large chain wheel 27 is driven by the small chain wheel 29 to rotate, at the moment, the spiral transmission shaft 23 also rotates along with the driven large chain wheel 27, the spiral transmission shaft 23 drives the spiral push-pull moving plate 24 to move upwards under the constraint guide of the four support posts 7, the push-pull rod 25 fixed on the spiral push-pull moving plate 24 drives the piston mud pressing plate 26 in the outer mold pipe 4 to move upwards, and extrudes mud in the outer mold pipe 4 to flow into an annular gap between the inner mold core 3 and the outer mold pipe 4, at the same time, the inner mold core 3 fixed at the end of the spiral transmission shaft 23 rotates together with the spiral transmission shaft 23, the pug moves upwards under the action of the axial upward extrusion force of the piston mud pressing plate 26 between the inner mold core 3 and the outer mold pipe 4, and is extruded under the constraint of the outer mold pipe 4 to form a ceramic pipe green body with the inner diameter consistent with the maximum outer diameter of the inner mold core 3 and the outer diameter consistent with the inner diameter of the outer mold pipe 4, in the embodiment, the extrusion force of the pug blank is mainly from the extrusion force of the piston mud pressing plate 26 under the constraint of the inner mold core 3, the inner wall of the outer mold pipe 4 and the piston mud pressing plate 26, so that the volume of the pug is contracted and compacted, gas in a pug gap is discharged from the gap between the inner mold core 3 and the pug, and the inner mold core 3 rotates under the drive of the spiral transmission shaft 23, so that the resistance of the pug and the axial movement of a green body is reduced, moreover, the rotation of the wall of the inner mold core 3 and the mud generate tangential friction force, the tangential friction force and the resultant force from the axial pushing of the push piston mud pressing plate 26 lead the mud to generate radial and circumferential compaction force, the molding extrusion force is not influenced by the property of the mud, and the axial compaction force of the helical blade is also provided, so that the mud with small water content can be used, the extruded pipe blank has small water content, high compactness, difficult deformation during drying, small blank shrinkage and difficult cracking during sintering, and in addition, the external mold pipe ensures the roundness of the outer diameter of the ceramic green body and avoids the horizontal deformation of the horizontal extrusion green body during vertical extrusion, and the rotation of the inner mold core leads the roundness of the inner diameter of the ceramic green body to be better, so the roundness of the ceramic green body is good.
The invention has simple equipment, small water content of the extruded tube blank, high circularity, difficult deformation during drying, small shrinkage of the blank during sintering and difficult cracking.
Claims (1)
1. An upper outlet pipe extrusion type ceramic pipe forming machine comprises a frame (1), an extrusion transmission mechanism assembly (2), an inner mold core (3), an outer mold pipe (4) and a speed reduction driving motor (5), and is characterized in that the frame (1) is composed of a base (6), four supporting columns (7), an anti-collision rubber column (8), a motor connection fixing disc (9), an outer mold pipe lower supporting seat (10), an outer mold upper pressing plate (11) and an axial stress bearing seat (12), the base (6) is a rectangular frame body, a plurality of reinforcing rib plates and a cylindrical reinforcing round tube (15) are arranged between an upper plate (13) and a lower plate (14) of the frame body, four tubular frame legs (16) are arranged at four corners below the lower plate (14) of the frame body, a speed reduction driving motor output shaft through hole (17), an extrusion transmission mechanism assembly through hole (18) and a plurality of motor fixing screw holes are formed in the upper plate (13), four supporting column fixing through holes (19) are further formed in the upper plate (13), a rubber column fixing connection disc (7) is inserted into the upper plate (8) of the anti-collision rubber column fixing disc (8), an axial stress bearing seat (12) with a central axis coincident with the axis of the extrusion transmission mechanism assembly through hole (18) is arranged at the extrusion transmission mechanism assembly through hole (18) on the base (6), the extrusion transmission mechanism assembly (2) is inserted in the axial stress bearing seat (12), a motor connecting fixing disc (9) is fixed on a speed reduction driving motor output shaft through hole (17) on the base (6) through a screw, the central axis of the speed reduction driving motor output shaft through hole (17) is parallel to the central axis of the axial stress bearing seat (12) and vertical to the surface of the upper plate (13), the central axes of four support column fixing through holes (19) are uniformly distributed on a pitch circle taking the center of the extrusion transmission mechanism assembly through hole (18) as the center of a circle, the support column (7) is provided with connecting threads on the upper part, the middle transition section is provided with fastening threads, the end part of the lower section is provided with a step-shaped round bar with an external thread boss with diameter smaller than the diameter of the thick section, a square disc with a step-shaped radial stress bearing fixing through hole (20) is arranged in the boss, the square disc is also provided with four support column (7) through holes (21) and a plurality of support column through holes (22) are arranged on the end faces of the square disc, the support column through holes are matched with the support column through holes (21), the external mold upper pressing plate (11) is a square disk with a through round hole in the middle part, the corner part of the external mold upper pressing plate (11) is provided with a through round hole matched with the thin section thread on the upper part of the supporting upright post (7), the extrusion transmission mechanism component (2) is composed of a spiral transmission shaft (23), a spiral push-pull moving disk (24), a push-pull rod (25), a piston mud pressing plate (26), a driven large sprocket (27) and a radial stress bearing (28), the spiral transmission shaft (23) is a square disk with a step shaft with a transmission spiral in the middle part, the lower section of the upper part of the spiral transmission shaft is sleeved with the radial stress bearing (28) matched with the lower supporting seat (10) of the external mold pipe, the upper end surface of the spiral transmission shaft (23) is also provided with a square concave hole, the center of the square concave hole is provided with an internal mold core connecting threaded counter bore, the lower part of the spiral transmission shaft (23) is provided with a shaft shoulder and an optical axis, the lower end part of the optical axis is provided with a key slot, the key slot part on the spiral transmission shaft (23) is fixedly provided with a driven large sprocket (27), the transmission spiral push-pull moving disk (24) is externally screwed with the spiral push-pull moving disk (24) with a cylindrical boss, the center of the spiral push-pull moving disk (24) is provided with a square disk with a cylindrical boss, the center boss is matched with the spiral transmission shaft (23) with the spiral transmission shaft and the upper section of the spiral transmission column is provided with a cylindrical column, each push-pull rod fixing through hole is internally provided with a push-pull rod (25), the push-pull rod (25) is a stepped rod piece with threads at two ends, the piston mud pressing plate (26) is an annular disc, the center part of the piston mud pressing plate (26) is provided with a through hole matched with the upper section of the spiral transmission shaft (23), the lower end surface of the piston mud pressing plate (26) is provided with a plurality of push-pull rod fixing threaded counter bores, the upper end of the push-pull rod (25) is rotatably arranged in the fixing threaded counter bores of the piston mud pressing plate (26), the push-pull rod fixing through holes of the push-pull rod (25) passing through the spiral push-pull moving disc (24) are fixed together by nuts and the spiral push-pull moving disc (24), the upper plate surface of the piston mud pressing plate is vertical to the central axis of the spiral transmission shaft, a speed reduction driving motor (5) is fixed on the upper plate (13) of the base (6) through a motor connecting fixing disc (9), a small sprocket (29) is fixed on the output shaft of the speed reduction driving motor (5), the small sprocket (29) is connected with a driven large driven sprocket (27) through a transmission chain, the outer die, the lower end of the outer die pipe is fixed with a control cylinder (30) and is provided with a boss (30) matched with the outer diameter of a control cylinder (30), the inner mold core (3) is a rotary body with a large upper part and a small lower part, the upper part of the rotary body is cylindrical, a square boss matched with a square concave hole in the upper end face of the spiral transmission shaft (23) is arranged on the lower end face of the inner mold core (3), a step-shaped fastening screw insertion hole (32) is formed in the upper end of the inner mold core (3), and the square boss of the inner mold core (3) is inserted into the square concave hole in the upper end face of the spiral transmission shaft (23) and is fixed with the spiral transmission shaft (23) together through a fastening screw; two reinforcing rib foot plates (33) are arranged at the middle part of the lower long side of the frame body; a backing plate is arranged below the tubular frame legs (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710281751.9A CN106965311B (en) | 2017-04-26 | 2017-04-26 | Upper exit tube extrusion type ceramic tube forming machine |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710281751.9A CN106965311B (en) | 2017-04-26 | 2017-04-26 | Upper exit tube extrusion type ceramic tube forming machine |
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| Publication Number | Publication Date |
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| CN106965311A CN106965311A (en) | 2017-07-21 |
| CN106965311B true CN106965311B (en) | 2023-06-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201710281751.9A Active CN106965311B (en) | 2017-04-26 | 2017-04-26 | Upper exit tube extrusion type ceramic tube forming machine |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113370491B (en) * | 2021-06-29 | 2023-01-24 | 湖北文太新材料有限公司 | Intelligent super-long paste extruder for producing teflon insulating tube |
| CN113977738A (en) * | 2021-10-28 | 2022-01-28 | 鹤山格涞帝丝卫浴科技有限公司 | Full-intelligent quantitative ceramic body grouting forming equipment and forming method thereof |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2371012Y (en) * | 1999-05-07 | 2000-03-29 | 李长青 | Hydraulic pushing type ceramic pipe blank shaper |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWM257907U (en) * | 2004-05-11 | 2005-03-01 | Ruei-Sen Liau | Band sawing machine with stepless speed changing device |
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2017
- 2017-04-26 CN CN201710281751.9A patent/CN106965311B/en active Active
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2371012Y (en) * | 1999-05-07 | 2000-03-29 | 李长青 | Hydraulic pushing type ceramic pipe blank shaper |
Non-Patent Citations (1)
| Title |
|---|
| 真空挤出成型机的挤泥装置及其对坯体质量的影响;蔡祖光;《佛山陶瓷》;20011030(第10期);第28-32页 * |
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