CN104512027A - Spiral forced feeding device - Google Patents
Spiral forced feeding device Download PDFInfo
- Publication number
- CN104512027A CN104512027A CN201410807304.9A CN201410807304A CN104512027A CN 104512027 A CN104512027 A CN 104512027A CN 201410807304 A CN201410807304 A CN 201410807304A CN 104512027 A CN104512027 A CN 104512027A
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- CN
- China
- Prior art keywords
- hopper
- cardan shaft
- feeding
- feeding device
- screw propulsion
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/285—Feeding the extrusion material to the extruder
- B29C48/288—Feeding the extrusion material to the extruder in solid form, e.g. powder or granules
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
Abstract
The invention relates to a spiral forced feeding device. The spiral forced feeding device comprises a material conveying barrel, a material conveying screw, a material conveying motor, a material storage hopper, a material falling barrel, a propulsion motor, a propulsion shaft, a spiral propulsion blade and an anti-bridging shaft, wherein the material conveying screw is mounted in the material conveying barrel; the material conveying motor is in transmission connection with the material conveying screw; a charging opening is formed in a barrel body of the material conveying barrel; a material falling opening of the material storage hoper is communicated and connected with the charging opening through the material falling barrel; the upper end of the propulsion shaft is rotatably mounted at the top of the material storage hopper; the propulsion shaft is positioned in the material storage hopper, and the lower end of the propulsion shaft extends to the charging opening; the propulsion motor is in transmission connection with the propulsion shaft; the spiral propulsion blade is mounted at the lower part of the propulsion shaft; the upper part of the spiral propulsion blade is positioned in the material storage hopper, and the lower part of the spiral propulsion blade is positioned in the material falling barrel; the anti-bridging shaft is mounted at the upper part of the propulsion shaft.
Description
Technical field
The present invention relates to a kind of pay-off, particularly relate to a kind of spiral forced-feeding device.
Background technology
The feed arrangement of current sheet extruder generally comprises feed cylinder, feeding spiro rod, feeding motor and hopper, feeding spiro rod is arranged in feed cylinder, the inwall close contacting fit of feeding spiro rod and feed cylinder, one end of feeding motor and feeding spiro rod is in transmission connection, the cylindrical shell of feed cylinder offers charging aperture, and blanking port and the charging aperture of hopper are connected.Plastic pellet in hopper relies on self gravitation to drop in feed cylinder, and under the propelling of feeding spiro rod, plastic pellet is sent from one end of feed cylinder, completes the charging of sheet extruder.
But, along with the progress of expressing technique, technology, and the control of production cost, waste recovery recycling not only can be avoided pollution but also reduces costs, current waste recovery recycling has been widely used in sheet material and has extruded industry, in sheet material extrusion, add the reclaimed materials of vast scale, adopt reclaimed materials to produce even completely.Because reclaimed materials is more coarse, out-of-shape, particle diameter are larger; and in order to avoid feeding spiro rod by plastics to arching up in hopper; the charging aperture of feed cylinder generally all designs less; such reclaimed materials just often can be stuck in the junction of feed cylinder and hopper, occurs arch formation, causes obstruction; thus cause sheet extruder to lack material; must carry out shutting down clear and coherent maintenance, what impact was produced carries out smoothly, reduces production efficiency.
Summary of the invention
The technical problem to be solved in the present invention is to provide a kind of spiral forced-feeding device, this spiral forced-feeding device can avoid extrusion sheet machine to cause obstruction due to the arch formation of plastic pellet in blanking process, guarantee carrying out smoothly of production, enhance productivity.The technical scheme adopted is as follows:
A kind of spiral forced-feeding device, comprise feed cylinder, feeding spiro rod, feeding motor and hopper, feeding spiro rod is arranged in feed cylinder, feeding spiro rod coordinates with the contact internal walls of feed cylinder, one end of feeding motor and feeding spiro rod is in transmission connection, the cylindrical shell of feed cylinder offers charging aperture, and blanking port and the charging aperture of hopper are connected, and it is characterized in that: also comprise blanking barrel, propulsion electric machine, cardan shaft, screw propulsion blade and at least one anti-bridge formation axle; The blanking port of described hopper is connected by blanking barrel and described charging aperture; The upper end of cardan shaft is rotatably arranged on the top of hopper, and cardan shaft is in hopper, and the lower end of cardan shaft extends to charging aperture place; Propulsion electric machine is arranged on the top of hopper, and propulsion electric machine and cardan shaft are in transmission connection; Screw propulsion blades installation is in the bottom of cardan shaft, and the top of screw propulsion blade is in hopper, and the bottom of screw propulsion blade is in blanking barrel, and screw propulsion blade coordinates with the contact internal walls of blanking barrel; Anti-bridge formation axle is arranged on the top of cardan shaft.
Owing to being provided with blanking barrel between hopper and the charging aperture of feed cylinder, on this basis, the cardan shaft that lower end extends to charging aperture is set in hopper, and screw propulsion blade is set in the bottom of cardan shaft, screw propulsion blade rotates with the rotation of cardan shaft, plastic pellet above blanking barrel is pressed to downwards in blanking barrel by the screw propulsion blade top be in hopper, and the screw propulsion blade bottom be in blanking barrel by the plastic pellet in blanking barrel to the compacting of charging aperture place, the plastic pellet at charging aperture place is squeezed into feed cylinder from charging aperture under the effect of the pressure, the end being pushed to feed cylinder by feeding spiro rod is sent.Blanking barrel forms the blanking channel between hopper to charging aperture, the plastic pellet of blanking channel and top thereof is all subject to the downward squeezing action of screw propulsion blade, thus avoid plastic pellet and be stuck in charging aperture place, solve the bridge formation problem of plastic pellet, avoid blocking, guaranteeing the uninterrupted continuous feeding of sheet extruder, shutting down clear and coherent maintenance without the need to carrying out, guarantee carrying out smoothly of production, improve production efficiency; In addition, anti-bridge formation axle is provided with on the top of cardan shaft, anti-bridge formation axle rotates along with the rotation of cardan shaft equally, stir the plastic pellet in hopper, the plastic pellet that will clump together is broken up, and avoids the bridge formation problem of plastic pellet in hopper further, guarantee that plastic pellet is carried to blanking barrel continually, guarantee the uninterrupted continuous feeding of sheet extruder further, guarantee carrying out smoothly of production, improve production efficiency.
As preferred version of the present invention, the edge of described screw propulsion blade has multiple pressure relief opening.Owing to having multiple pressure relief opening in the edge of screw propulsion blade; when plastic pellet is compacted to a certain degree at charging aperture place; plastic pellet upwards will be returned by pressure relief opening; doing so avoids plastic pellet presses too real and the load that increases feeding motor and propulsion electric machine; feeding motor and propulsion electric machine is avoided to transship and damage; play the protective effect to feeding motor and propulsion electric machine; extend the service life of feeding motor and propulsion electric machine; reduce and safeguard or change number of times, both reduced costs and turn improved production efficiency.
As the further preferred version of the present invention, described pressure relief opening is the breach being opened in described screw propulsion blade edge.At the edge breach of screw propulsion blade as pressure relief opening, pressed too real plastic pellet upwards returns more easily by pressure relief opening.
As further preferred embodiments of the present invention, the edge of described breach is circular arc.The edge of breach is set to circular arc, and do not have the stop of corner angle, plastic pellet upwards returns more easily by pressure relief opening.
As preferred version of the present invention, the cross section of described anti-bridge formation axle has an inclined-plane from up to down tilted.Anti-bridge formation axle rotates along with the rotation of cardan shaft, stir the plastic pellet in hopper, the plastic pellet that will clump together is broken up, and the design on anti-bridge formation axle inclined-plane, reduce friction when anti-bridge formation axle contacts with plastic pellet, the plastic pellet that clumps together can more successfully be broken up by anti-bridge formation axle.
As preferred version of the present invention, also comprise bearing, upper gasket and lower gasket, the upper end of described cardan shaft is arranged on the top of described hopper by bearing, upper gasket is arranged on the upper end of bearing, and lower gasket is arranged on the lower end of bearing.Upper gasket and lower gasket are set respectively by the upper and lower side at bearing, the two-port of bearing is sealed, prevent dust from entering bearing, avoid bearing to damage by dust affects, extend the service life of bearing; On the other hand, upper gasket and lower gasket are set respectively at the upper and lower side of bearing, also prevent the lubricating oil of bearing from entering hopper, avoid polluting the plastic pellet in hopper.
The present invention compared with prior art, has following beneficial effect:
Blanking barrel forms the blanking channel between hopper to charging aperture, the plastic pellet of blanking channel and top thereof is all subject to the downward squeezing action of screw propulsion blade, thus avoid plastic pellet and be stuck in charging aperture place, solve the bridge formation problem of plastic pellet, avoid blocking, guaranteeing the uninterrupted continuous feeding of sheet extruder, shutting down clear and coherent maintenance without the need to carrying out, guarantee carrying out smoothly of production, improve production efficiency; In addition, anti-bridge formation axle is provided with on the top of cardan shaft, anti-bridge formation axle rotates along with the rotation of cardan shaft equally, stir the plastic pellet in hopper, the plastic pellet that will clump together is broken up, and avoids the bridge formation problem of plastic pellet in hopper further, guarantee that plastic pellet is carried to blanking barrel continually, guarantee the uninterrupted continuous feeding of sheet extruder further, guarantee carrying out smoothly of production, improve production efficiency.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention;
Fig. 2 is the cross-sectional view of anti-bridge formation axle.
Detailed description of the invention
Be described further below in conjunction with accompanying drawing and the preferred embodiment of the present invention.
As depicted in figs. 1 and 2, this spiral forced-feeding device, comprise feed cylinder 1, feeding spiro rod 2, feeding motor (not drawing in Fig. 1), hopper 3, blanking barrel 4, propulsion electric machine 5, cardan shaft 6, screw propulsion blade 7, two anti-bridge formation axles 8, bearing 9, upper gasket 10 and lower gaskets 11, the cross section of anti-bridge formation axle 8 has an inclined-plane from up to down tilted 12, the edge of screw propulsion blade 7 has multiple pressure relief opening 13, and pressure relief opening 13 is for being opened in the circular arc cutaway at screw propulsion blade 7 edge; Feeding spiro rod 2 is arranged in feed cylinder 1, and feeding spiro rod 2 coordinates with the contact internal walls of feed cylinder 1, and one end of feeding motor and feeding spiro rod 2 is in transmission connection; The cylindrical shell of feed cylinder 1 offers charging aperture 14, the blanking port of hopper 3 is connected by blanking barrel 4 and charging aperture 14; The upper end of cardan shaft 6 is rotatably arranged on the top of hopper 3 by bearing 9, cardan shaft 6 is in hopper 3, and the lower end of cardan shaft 6 extends to charging aperture 14 place, and upper gasket 10 is arranged on the upper end of bearing 9, and lower gasket 11 is arranged on the lower end of bearing 9; Propulsion electric machine 5 is arranged on the top of hopper 3, and propulsion electric machine 5 and cardan shaft 6 are in transmission connection; Screw propulsion blade 7 is arranged on the bottom of cardan shaft 6, and the top of screw propulsion blade 7 is in hopper 3, and the bottom of screw propulsion blade 7 is in blanking barrel 4, and screw propulsion blade 7 coordinates with the contact internal walls of blanking barrel 4; Article two, anti-bridge formation axle 8 is arranged on the top of cardan shaft 6.
Owing to being provided with blanking barrel 4 between hopper 3 and the charging aperture 14 of feed cylinder 1, on this basis, the cardan shaft 6 that lower end extends to charging aperture 14 is set in hopper 3, and screw propulsion blade 7 is set in the bottom of cardan shaft 6, screw propulsion blade 7 rotates with the rotation of cardan shaft 6, plastic pellet 15 above blanking barrel 4 is pressed in blanking barrel 4 downwards by screw propulsion blade 7 top be in hopper 3, and screw propulsion blade 7 bottom be in blanking barrel 4 by the plastic pellet 15 in blanking barrel 4 to charging aperture 14 place's compacting, the plastic pellet 15 at charging aperture 14 place is squeezed into feed cylinder 1 from charging aperture 14 under the effect of the pressure, the end being pushed to feed cylinder 1 by feeding spiro rod 2 is sent, when plastic pellet 15 is compacted to a certain degree at charging aperture 14 place, plastic pellet 15 upwards will be returned by pressure relief opening 13.Blanking barrel 4 forms the blanking channel between hopper 3 to charging aperture 14, the plastic pellet 15 of blanking channel and top thereof is all subject to the downward squeezing action of screw propulsion blade 7, thus avoid plastic pellet 15 and be stuck in charging aperture 14 place, solve the bridge formation problem of plastic pellet 14, avoid blocking, guaranteeing the uninterrupted continuous feeding of sheet extruder, shutting down clear and coherent maintenance without the need to carrying out, guarantee carrying out smoothly of production, improve production efficiency; In addition, anti-bridge formation axle 8 is provided with on the top of cardan shaft 6, anti-bridge formation axle 8 rotates along with the rotation of cardan shaft 6 equally, stir the plastic pellet 15 in hopper 3, the plastic pellet 15 that will clump together is broken up, and avoids the bridge formation problem of plastic pellet 15 in hopper 3 further, guarantee that plastic pellet 15 is carried to blanking barrel 4 continually, guarantee the uninterrupted continuous feeding of sheet extruder further, guarantee carrying out smoothly of production, improve production efficiency; When plastic pellet 15 is compacted to a certain degree at charging aperture 14 place, plastic pellet 15 upwards will be returned by pressure relief opening 13, doing so avoids plastic pellet 15 presses too real and the load that increases feeding motor and propulsion electric machine 5, feeding motor and propulsion electric machine 5 is avoided to transship and damage, play the protective effect to feeding motor and propulsion electric machine 5, extend the service life of feeding motor and propulsion electric machine 5, reduce and safeguard or change number of times, both reduced costs and turn improved production efficiency; Anti-bridge formation axle 8 has the design on inclined-plane 12, reduces friction when anti-bridge formation axle 8 contacts with plastic pellet 15, and the plastic pellet 15 that clumps together can more successfully be broken up by anti-bridge formation axle 8.
In addition; it should be noted that, the specific embodiment described in this description, its each several part title etc. can be different; all equivalences of doing according to structure, feature and the principle described in inventional idea of the present invention or simple change, be included in the protection domain of patent of the present invention.Those skilled in the art can make various amendment or supplement or adopt similar mode to substitute to described specific embodiment; only otherwise depart from structure of the present invention or surmount this scope as defined in the claims, protection scope of the present invention all should be belonged to.
Claims (6)
1. spiral forced-feeding device, comprise feed cylinder, feeding spiro rod, feeding motor and hopper, feeding spiro rod is arranged in feed cylinder, feeding spiro rod coordinates with the contact internal walls of feed cylinder, one end of feeding motor and feeding spiro rod is in transmission connection, the cylindrical shell of feed cylinder offers charging aperture, and blanking port and the charging aperture of hopper are connected, and it is characterized in that: also comprise blanking barrel, propulsion electric machine, cardan shaft, screw propulsion blade and at least one anti-bridge formation axle; The blanking port of described hopper is connected by blanking barrel and described charging aperture; The upper end of cardan shaft is rotatably arranged on the top of hopper, and cardan shaft is in hopper, and the lower end of cardan shaft extends to charging aperture place; Propulsion electric machine is arranged on the top of hopper, and propulsion electric machine and cardan shaft are in transmission connection; Screw propulsion blades installation is in the bottom of cardan shaft, and the top of screw propulsion blade is in hopper, and the bottom of screw propulsion blade is in blanking barrel, and screw propulsion blade coordinates with the contact internal walls of blanking barrel; Anti-bridge formation axle is arranged on the top of cardan shaft.
2. spiral forced-feeding device as claimed in claim 1, is characterized in that: the edge of described screw propulsion blade has multiple pressure relief opening.
3. spiral forced-feeding device as claimed in claim 2, is characterized in that: described pressure relief opening is the breach being opened in described screw propulsion blade edge.
4. spiral forced-feeding device as claimed in claim 3, is characterized in that: the edge of described breach is circular arc.
5. spiral forced-feeding device as claimed in claim 1, is characterized in that: the cross section of described anti-bridge formation axle has an inclined-plane from up to down tilted.
6. spiral forced-feeding device as claimed in claim 1, it is characterized in that: also comprise bearing, upper gasket and lower gasket, the upper end of described cardan shaft is arranged on the top of described hopper by bearing, upper gasket is arranged on the upper end of bearing, and lower gasket is arranged on the lower end of bearing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410807304.9A CN104512027A (en) | 2014-12-23 | 2014-12-23 | Spiral forced feeding device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410807304.9A CN104512027A (en) | 2014-12-23 | 2014-12-23 | Spiral forced feeding device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104512027A true CN104512027A (en) | 2015-04-15 |
Family
ID=52788172
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410807304.9A Pending CN104512027A (en) | 2014-12-23 | 2014-12-23 | Spiral forced feeding device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104512027A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104786471A (en) * | 2015-04-21 | 2015-07-22 | 广东达诚机械有限公司 | Single-screw sheet extruder |
| CN104924565A (en) * | 2015-05-06 | 2015-09-23 | 王娟 | Hopper used for plastic extruder |
| CN108654798A (en) * | 2018-04-30 | 2018-10-16 | 海宁市高级技工学校 | A kind of broken discrete mechanical of continuous feed |
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| CN2481673Y (en) * | 2001-04-28 | 2002-03-13 | 任荣泽 | Constant-weight discharging machine |
| CN201824547U (en) * | 2010-10-27 | 2011-05-11 | 上海纽克新材料科技有限公司 | Powder feeding device of screw extruder |
| CN102441953A (en) * | 2011-09-19 | 2012-05-09 | 王敬达 | Vortex and screw double-rotation combined material feeding method, and apparatus thereof |
| CN202729369U (en) * | 2012-04-27 | 2013-02-13 | 成都王安产业有限公司 | Spiral material delivering device |
| CN203077587U (en) * | 2013-01-14 | 2013-07-24 | 铜陵法瑞挤出科技有限公司 | Feeding device of extrusion machine |
| CN103522453A (en) * | 2013-10-11 | 2014-01-22 | 昆山市华浦塑业有限公司 | Feeding hopper with function of fragmenting material |
| CN204398287U (en) * | 2014-12-23 | 2015-06-17 | 广东达诚机械有限公司 | Spiral forced-feeding device |
-
2014
- 2014-12-23 CN CN201410807304.9A patent/CN104512027A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2481673Y (en) * | 2001-04-28 | 2002-03-13 | 任荣泽 | Constant-weight discharging machine |
| CN201824547U (en) * | 2010-10-27 | 2011-05-11 | 上海纽克新材料科技有限公司 | Powder feeding device of screw extruder |
| CN102441953A (en) * | 2011-09-19 | 2012-05-09 | 王敬达 | Vortex and screw double-rotation combined material feeding method, and apparatus thereof |
| CN202729369U (en) * | 2012-04-27 | 2013-02-13 | 成都王安产业有限公司 | Spiral material delivering device |
| CN203077587U (en) * | 2013-01-14 | 2013-07-24 | 铜陵法瑞挤出科技有限公司 | Feeding device of extrusion machine |
| CN103522453A (en) * | 2013-10-11 | 2014-01-22 | 昆山市华浦塑业有限公司 | Feeding hopper with function of fragmenting material |
| CN204398287U (en) * | 2014-12-23 | 2015-06-17 | 广东达诚机械有限公司 | Spiral forced-feeding device |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104786471A (en) * | 2015-04-21 | 2015-07-22 | 广东达诚机械有限公司 | Single-screw sheet extruder |
| CN104924565A (en) * | 2015-05-06 | 2015-09-23 | 王娟 | Hopper used for plastic extruder |
| CN104924565B (en) * | 2015-05-06 | 2019-11-08 | 徐州庆和新材料有限公司 | A kind of hopper for plastic extruder |
| CN108654798A (en) * | 2018-04-30 | 2018-10-16 | 海宁市高级技工学校 | A kind of broken discrete mechanical of continuous feed |
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| C06 | Publication | ||
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| CB02 | Change of applicant information |
Address after: Lu Shengping Industrial Zone Jinping District 515041 Guangdong city of Shantou province No. 28 Applicant after: Guangdong Dacheng Technology Co., LTD Address before: Lu Shengping Industrial Zone Jinping District 515041 Guangdong city of Shantou province No. 28 Applicant before: Guangdong Designer Machinery Co., Ltd. |
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| COR | Change of bibliographic data | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20150415 |