CN102179867B - Novel machine neck for vacuum brick extruder - Google Patents
Novel machine neck for vacuum brick extruder Download PDFInfo
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- CN102179867B CN102179867B CN201110076821A CN201110076821A CN102179867B CN 102179867 B CN102179867 B CN 102179867B CN 201110076821 A CN201110076821 A CN 201110076821A CN 201110076821 A CN201110076821 A CN 201110076821A CN 102179867 B CN102179867 B CN 102179867B
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- machine neck
- pug
- machine
- neck
- discharging opening
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Abstract
The invention discloses a machine neck for a vacuum brick extruder. The machine neck is a tapered transition section which is arranged between a mud tank and a machine head; one end of the machine neck is connected with the mud tank, and the other end of the machine neck is connected with the machine head; the cross section shape of the machine neck is changed from the circular shape of a material inlet end connected with the mud tank to the rectangle of which the corner at a material outlet connected with the machine head is arc-shaped; and a damping structure which is positioned above the four edges of the material outlet is arranged on the inner wall of the machine neck. The damping structure is arranged on the inner side wall of the machine neck, so that mud materials extruded out of the edge of the material outlet is provided with a barrier which has a shunting effect, and the speed at the outlet of the machine neck is reduced; therefore, the extrusion speeds of the mud materials at all points of the material outlet are balanced to be consistent with one another.
Description
Technical field
The present invention relates to a kind of machine neck structure of vacuum extruder.
Background technology
Application number at my previous application is: 200710097510.5; Name is called: in a kind of invention application of energy-efficient single-stage vacuum brick and tile extruding machine; Put down in writing a kind of vacuum brick and tile extruding machine, this brick and tile extruding machine comprises mud cylinder and head, and the mud cylinder is provided with material receiving box and vacuum chamber; And be provided with the vacuum damping ring near the vacuum chamber input; Also be provided with and the spiral rib on the mud cylinder liner, also be provided with spiral pushing device in the mud cylinder, the output of mud cylinder is equipped with head; Extrude the mud cylinder and be provided with the internal diameter that joins with head along the diminishing conical section of pug direct of travel, just " machine neck " head be provided with the brick that will produce or watt the corresponding pug extrusion in cross section.
During work, promote down to the motion of mud cylinder discharge end direction at spiral pushing device from the pug of material receiving box input, during after application of vacuum the last head place that arrives, and the final pug extrusion that is provided with from head is extruded.Because the head internal diameter dwindles along the pug direct of travel gradually; Discharging opening on the head is also very little; Thereby the resistance that pug is passed through of the discharging opening ubiquity edge on the machine neck, head be far longer than the pug centre through the time the problem of resistance, and cause pug outer rim and its centre in extrusion, to exist certain speed poor thus, and cause the pug outer surface to ftracture; Especially at the wedge angle position of pug, this situation is more serious.
In order to solve pug in extrusion outer surface, the especially problem of wedge angle position serious cracking; People just are provided with special lubrication system at the discharging opening place of mud cylinder head; Through between pug surface and discharging opening edge, applying water or wet goods lubricant medium; Resistance when reducing pug and extruding is extruded the problem of surface, back or sharp corner cracking to eliminate pug.Though this method has solved the back pug face checking problem of extruding to a certain extent, effect is not very desirable.
Summary of the invention
Existing pug outer rim and its centre exist certain speed poor in extrusion in the existing equipment in order to solve; And the problem that causes pug outer surface or sharp corner to ftracture; The present invention provides a kind of machine neck with damping structure and lubricating arrangement; Through damping structure and lubricating arrangement are set in the machine neck; The movement velocity that is about to the bight pug at machine neck place is adjusted into and levels off to limit portion pug movement velocity, and is lubricated what combine head place corner pug to carry out, extrudes the cracking problem of pug surface, back or sharp corner with solution.
A kind of machine neck of vacuum extruder, said machine neck are the tapering transition section that is arranged between mud cylinder and the head; Machine neck one end and mud cylinder join, and the other end links to each other with head, and its shape of cross section is the rectangle of arc by the bight that the circle of the feed end that connects in succession with the mud cylinder graduates into the discharging opening place that is connected with head; On said machine neck inwall, the provided upstream that is positioned at four limits of said discharging opening is equipped with damping structure; Through said damping structure, the pug that the limit portion by said discharging opening is extruded is provided with obstruction, and pug is played shunting action, to reduce the pug amount of being extruded by limit portion; And then balance reaches unanimity it by the pug extruded velocity of said discharging opening each point.
Further, said damping structure is the convexity that is arranged on the sidewall.
Further, said convexity is a pyramid or a conical part, all should guarantee machine neck discharging opening shape.
Further, said machine neck also is provided with several lubrication systems, and said lubrication system is lubricated respectively the said pug that has discharging opening limit portion and bight to extrude.
[0009Further, said lubrication system comprises lubrication hole, is arranged on grease tap and the feed flow blocking piece that is arranged in the grease tap in the lubrication hole.
Further, said its lubrication hole is the through hole of axis normal in machine neck sidewall surfaces, and this through-hole wall is threaded.
Further, said grease tap is a syndeton, and its endoporus front portion has internal thread, is used for being connected with the feed flow blocking piece, and its endoporus rear end also is threaded, and is used for linking to each other with outside liquid feed device, and its outer surface also is threaded, and is used for linking to each other with said lubrication hole.
Further, it is big that said feed flow blocking piece inside has the two ends diameter, the step through-hole that the middle part diameter is little, and its outer surface is provided with screw thread.
Further, said lubrication system all has independent liquid-supplying system, and the every liquid supply rate of each lubrication system can be allocated mutually noninterfere voluntarily.
Description of drawings
Fig. 1 is a structural representation of the present invention;
Fig. 2 a is a machine neck structural representation;
Fig. 2 b is that machine neck axis of no-feathering is to cutaway view;
Fig. 3 is a damping structure sketch map in a kind of machine neck;
Fig. 4 is a damping structure sketch map in the another kind of machine neck;
Fig. 5 is the lubrication system sketch map;
Fig. 5 a is an A place enlarged drawing among Fig. 5;
Fig. 6 is the grease tap structural representation;
Fig. 7 is a feed flow blocking piece structural representation.
The specific embodiment
Shown in Figure 1 is vacuum brick and tile extruding machine complete machine structure sketch map, and this vacuum brick and tile extruding machine comprises mud cylinder 2, and mud cylinder 2 discharge ends are equipped with head 1; 1 links to each other through machine neck 3 with mud cylinder 2; By knowing among Fig. 2 a, the 2b, machine neck 3 is the tapering transition section of mud cylinder 2 to head 1, and machine neck 3 one ends and mud cylinder 2 join; The other end links to each other with head 1, and it is that the bight is the rectangle of arc that its shape of cross section graduates into the discharging opening that is connected with head 1 by the circle of the feed end that connects in succession with mud cylinder 2.
As shown in Figure 3, the discharging opening 4 of machine neck 3 is located at the center of the discharge end of machine neck 3, and for the bight is the rectangle of arc, the feed end of the discharge end of machine neck 3 and head 1 joins.Machine neck damping structure 5 is arranged on the upper reaches on each limit of discharging opening 4, and for being arranged on the convexity on the sidewall, a kind of structure of this convexity can be the pyramid shown in Fig. 3 a, also can be the conical part shown in Fig. 4 or other similar structures.No matter which kind of shape damping structure 5 is, should guarantee that all machine neck 3 discharging openings 4 shapes remain the rectangle that the bight is an arc.Damping structure 5 its effects are through the pug that on machine neck 3 sidewall inwalls, is provided with being extruded by the limit portion of discharging opening 4 obstruction to be set; Reducing its muzzle velocity, and this damping structure also has shunting action to pug; To reduce the pug amount of extruding by limit portion, increase bight pug amount.The extruded velocity of the pug of being extruded by the limit portion and the bight of discharging opening 4 with balance reaches unanimity both.
Like Fig. 2 a, 2b and shown in Figure 3; On machine neck 3 sidewalls, also be provided with 8 lubrication holes 8, shown in Fig. 5,5a, lubrication hole 8 is the through hole of its axis normal in machine neck sidewall surfaces; This through-hole wall is threaded; Grease tap 6 is fixed in the lubrication hole 8 by machine neck 3 outer being meshed with lubrication hole 8 internal threads through the screw thread that is arranged on its outer surface, and after grease tap 6 was fixed, its front end had certain distance apart from machine neck sidewall inwall.Shown in Fig. 6 is grease tap 6 concrete structures, and grease tap 6 is a syndeton, and its endoporus front portion has internal thread, is used for being connected with feed flow blocking piece 7, and its endoporus rear end also is threaded, and is used for linking to each other with outside liquid feed device.As shown in Figure 7; Feed flow blocking piece 7; Through the threaded engagement of its outer surface thread and grease tap endoporus front end fix with grease tap 6 in; Feed flow blocking piece 7 inside have the step through-hole of internal diameter varies, and its big middle part of diameter, interior bone two ends diameter is little, as the diameter of two ends macropore be 10mm then in the middle of aperture 9 diameters be 1mm.Feed flow blocking piece 7 is installed in the grease tap 6, then grease tap 6 is installed in the lubrication hole 5 outward by machine neck 3, and after the installation, the front end of grease tap 6 and machine neck 3 sidewall inwalls have certain distance.In process of production, because extruding, a small amount of pug can enter in the space between grease tap 6 and the machine neck 3 sidewall inwalls.After the lubricating fluid that outside liquid feed device provides enters into feed flow blocking piece 7 through grease tap 6; Lubricating fluid is by ejection in the aperture 9; The lubricating fluid of ejection will at first dilute the pug in the space that accumulates between grease tap 6 and the machine neck 3 sidewall inwalls; Its dilution is become mud, and mud is by overflowing in the lubrication hole, and then the pugs near certain zone this lubrication hole 8 are lubricated.8 lubrication holes 8 are lubricated four limits and four bights of machine neck 3 discharging openings 4 respectively.The position is set satisfies the required lubricant effect of machine neck of 8 lubrication holes.And each lubrication hole 8 all has the outside liquid feed device of independent control, and the liquid supply rate of each lubrication hole 8 can be regulated voluntarily, mutually noninterfere.
The present invention places obstacles to extruding pug by discharging opening limit portion through in brick machine machine neck, damping structure being set, and reduces its extruded velocity, and damping structure also has the effect with the pug shunting, the supply of increase discharging opening bight pug.On machine neck sidewall, also be provided with 8 lubrication holes, it is lubricated that these lubrication holes are that pug provides, and makes between pug and the machine neck inwall and form lubricating film, reduced the frictional resistance between pug and the machine neck inwall, reduced energy consumption and improved production efficiency.Other 8 lubrication holes all have independently liquid feed device, can adjust the liquid supply rate in each feed flow hole according to actual conditions, through the synergy of damping structure and each hole liquid supply rate, the pug extruded velocity of discharging opening each point are reached unanimity.
Claims (8)
1. the machine neck of a vacuum extruder, said machine neck is the tapering transition section that is arranged between mud cylinder and the head; Machine neck one end and mud cylinder join, and the other end links to each other with head, and its shape of cross section is the rectangle of arc by the bight that the circle of the feed end that is connected with the mud cylinder graduates into the discharging opening place that is connected with head; It is characterized by, on said machine neck inwall, the party upstream that is positioned at four limits of said discharging opening is provided with damping structure; Through said damping structure, the pug that the limit portion by said discharging opening is extruded is provided with obstruction, and pug is played shunting action, to reduce the pug amount of being extruded by limit portion; And then balance reaches unanimity it by the pug extruded velocity of said discharging opening each point; Said machine neck also is provided with several lubrication systems, and said lubrication system is lubricated respectively the said pug of being extruded by discharging opening limit portion and bight.
2. according to the machine neck of the said vacuum extruder of claim 1, it is characterized by, said damping structure is the convexity that is arranged on the sidewall.
3. according to the machine neck of the said vacuum extruder of claim 2, it is characterized by, said convexity is a pyramid or a conical part, should guarantee that all machine neck discharging opening shape remains the rectangle that the bight is an arc.
4. according to the machine neck of the said vacuum extruder of claim 1, it is characterized by, said lubrication system comprises lubrication hole, is arranged on grease tap and the feed flow blocking piece that is arranged in the grease tap in the lubrication hole.
5. according to the machine neck of the said vacuum extruder of claim 4, it is characterized by, said lubrication hole is the through hole of axis normal in machine neck sidewall surfaces, and this through-hole wall is threaded.
6. according to the machine neck of the said vacuum extruder of claim 4, it is characterized by, said grease tap is a syndeton; Its endoporus front portion has internal thread; Be used for being connected with the feed flow blocking piece, its endoporus rear end also is threaded, and is used for linking to each other with outside liquid feed device; Its outer surface also is threaded, and is used for linking to each other with said lubrication hole.
7. according to the machine neck of the said vacuum extruder of claim 4, it is characterized by, said feed flow blocking piece inside has the little step through-hole of the big middle part of two ends diameter diameter, and its outer surface is provided with screw thread.
8. according to the machine neck of the said vacuum extruder of claim 1, it is characterized by, said lubrication system all has independent liquid-supplying system, and the liquid supply rate of each lubrication system can be allocated mutually noninterfere voluntarily.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110076821A CN102179867B (en) | 2011-03-29 | 2011-03-29 | Novel machine neck for vacuum brick extruder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110076821A CN102179867B (en) | 2011-03-29 | 2011-03-29 | Novel machine neck for vacuum brick extruder |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102179867A CN102179867A (en) | 2011-09-14 |
| CN102179867B true CN102179867B (en) | 2012-09-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110076821A Expired - Fee Related CN102179867B (en) | 2011-03-29 | 2011-03-29 | Novel machine neck for vacuum brick extruder |
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Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103144183A (en) * | 2013-03-06 | 2013-06-12 | 林立 | Machine head lubricating structure of vacuum brick extruder |
| CN105773797A (en) * | 2014-12-23 | 2016-07-20 | 佛山市宝航机械装备行业知识产权服务有限公司 | Extruder opening suitable for producing hollow square bricks and with wetting systems |
| CN105773791A (en) * | 2014-12-23 | 2016-07-20 | 佛山市宝航机械装备行业知识产权服务有限公司 | Extruder opening with wetting systems |
| CN105773799B (en) * | 2014-12-23 | 2019-03-01 | 佛山市宝航机械装备行业知识产权服务有限公司 | It is suitble to the vacuum extruding forming machine mould of the hollow square brick of inductile mud material forming |
| CN106346594B (en) * | 2015-01-30 | 2018-10-12 | 南通大学 | The extruding runner being fixed in vacuum extruder |
| CN107322766A (en) * | 2017-08-28 | 2017-11-07 | 天津宏辉创意科技有限公司 | A kind of novel extrusion brick mud cake extrusion molding apparatus |
Citations (5)
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|---|---|---|---|---|
| DE4425631A1 (en) * | 1994-07-20 | 1996-01-25 | Stroemak Stroemungs Und Kerami | Slats for water addition or removal from clay in extrusion press head |
| CN1382570A (en) * | 2002-04-29 | 2002-12-04 | 程玉全 | Vacuum extruder of brick or tile |
| CN101337379A (en) * | 2008-07-31 | 2009-01-07 | 程玉全 | Double-exit extrusion die of tile extruding device |
| CN101357472A (en) * | 2008-09-18 | 2009-02-04 | 双鸭山东方墙材工业有限责任公司 | Double-strip hyperbola machine-head port of competent plastic double-stage vacuum extruding machine |
| JP4363208B2 (en) * | 2004-02-06 | 2009-11-11 | トヨタ自動車株式会社 | Emergency stop pushbutton switch |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS644304A (en) * | 1987-06-26 | 1989-01-09 | Inax Corp | Working method for loose piece for extrusion forming |
| JPH0243301A (en) * | 1988-08-03 | 1990-02-13 | Hitachi Metals Ltd | Assembled extrusion die and extrusion molding |
| JP2560156B2 (en) * | 1991-03-29 | 1996-12-04 | 株式会社宮園製作所 | Extruder amount adjusting device for tile waste material of clay kneader |
-
2011
- 2011-03-29 CN CN201110076821A patent/CN102179867B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4425631A1 (en) * | 1994-07-20 | 1996-01-25 | Stroemak Stroemungs Und Kerami | Slats for water addition or removal from clay in extrusion press head |
| CN1382570A (en) * | 2002-04-29 | 2002-12-04 | 程玉全 | Vacuum extruder of brick or tile |
| JP4363208B2 (en) * | 2004-02-06 | 2009-11-11 | トヨタ自動車株式会社 | Emergency stop pushbutton switch |
| CN101337379A (en) * | 2008-07-31 | 2009-01-07 | 程玉全 | Double-exit extrusion die of tile extruding device |
| CN101357472A (en) * | 2008-09-18 | 2009-02-04 | 双鸭山东方墙材工业有限责任公司 | Double-strip hyperbola machine-head port of competent plastic double-stage vacuum extruding machine |
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| CN102179867A (en) | 2011-09-14 |
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Granted publication date: 20120926 Termination date: 20160329 |
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