CN104339619B - A kind of extruding machine for producing chair - Google Patents
A kind of extruding machine for producing chair Download PDFInfo
- Publication number
- CN104339619B CN104339619B CN201410551067.4A CN201410551067A CN104339619B CN 104339619 B CN104339619 B CN 104339619B CN 201410551067 A CN201410551067 A CN 201410551067A CN 104339619 B CN104339619 B CN 104339619B
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- Prior art keywords
- machine
- point
- crowded
- extruded pipe
- crowded machine
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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
- B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
- B29C48/49—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using two or more extruders to feed one die or nozzle
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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
- B29C48/001—Combinations of extrusion moulding with other shaping operations
- B29C48/0013—Extrusion moulding in several steps, i.e. components merging outside the die
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2031/00—Other particular articles
- B29L2031/44—Furniture or parts thereof
- B29L2031/443—Chairs
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
Abstract
The present invention relates to a kind of extruding machine produced for chair, belong to swivel chair and commonly use accessory extrusion molding manufacture equipment field.A kind of extruding machine produced for chair, including pre-crowded machine and point crowded machine in parallel therewith, is provided with isthmus faucium portion between described pre-crowded machine and described point of crowded machine.Present invention employs pre-crowded machine and the parallel-connection structure of point crowded machine, and connected by isthmus faucium portion between them, carry out two grades of extruding again through an isthmus faucium portion after making plastic raw materials first pass through pre-squeezing under melting state of being heated, then from extrusion head out, this not only makes material be more uniformly distributed with being extruded, and when material can occur to arrive soon through its flow velocity of isthmus faucium portion the most again, this is very beneficial for material and throws out being mixed into its internal excessive bubble, also the bubble of remaining needs can be enable to be spread more evenly across in melting material, therefore, the problem that the compression strength that uses the swivel chair accessory for preparing of the present invention will not occur to produce because of bubble is low or easy to crack.
Description
Technical field
The present invention relates to a kind of extruding machine for producing chair, belong to swivel chair and commonly use accessory extrusion molding manufacture equipment field.
Background technology
The competition of swivel chair industry is more and more fierce at present, and the way of a lot of enterprises is, is to be purchased from outside by the parts of some swivel chairs, and this has increased the weight of the cost of enterprise undoubtedly.And the swivel chair fittings quality purchased can not be guaranteed.Extrusion molding accessory is then the most common a kind of swivel chair accessory, and existing extruding machine always has such or such problem, is such as mixed into excess bubble when screw extruding discontinuity, screw extruding and causes the fittings quality compression strength produced to reduce or easy to crack etc..Chinese invention patent such as Application No. 201410170134.8, disclose a kind of extruding machine, it talks about in the introduction " in extrusion process; the screw rod in extruded pipe needs average rate persistently to rotate; make the pressure in extruded pipe keep uniformly; the liquation of the polystyrene otherwise melted and gas will nucleation, form air bubble expansion, the now shaping of polystyrene will become unstable, easily produces waste product and substandard products.Therefore keeping the fluid pressure in extrusion system is the key factor having influence on extrusion molding quality.And the structure of the existing extruding machine with pressure balance function is the most more complicated, dismounts the most difficult, brings certain difficulty to maintenance.Therefore, develop a kind of simple in construction, have simultaneously pressure balance function for producing the problem of research needed for the extruding machine of chair is those skilled in the art." in order to reduce enterprise's production cost, improve production efficiency, decision oneself research and development one of raising product quality our company for producing the extruding machine of chair.
Summary of the invention
The invention solves the problems that above-mentioned technical problem, thus a kind of extruding machine for producing chair is provided.
The technical scheme that the present invention solves the problems referred to above is as follows:
A kind of extruding machine for producing chair, including pre-crowded machine and point crowded machine in parallel therewith, is provided with isthmus faucium portion between described pre-crowded machine and described point of crowded machine.
Preferred as technique scheme, described pre-crowded machine includes feed bin, pre-extruded pipe, primary heater and the driving screw being located in described pre-extruded pipe, and described driving screw two ends are connected with power set by gear wheel.
Preferred as technique scheme, described point of crowded machine includes a point extruded pipe, point heater and point screw rod being located in described point extruded pipe, described point of screw rod only one end connecting power device, described point of extruded pipe has discharging opening, and described discharging opening is used for connecting extruder head.
Preferred as technique scheme, described pre-crowded machine also includes a charging propeller, described charging propeller includes bevel gear A, bevel gear B and screw rod, described bevel gear A is fixedly sleeved on described driving screw, described bevel gear B engages with described bevel gear A, and it is affixed with described bevel gear B that described screw rod is located in described feed bin and its end with being vertically arranged.
Preferred as technique scheme, described pre-extruded pipe is non-integral type, and it is linked into an integrated entity by ring flange；Described driving screw is non-integral type, and it is integral by socket/grafting/riveting；So that the end of described extruding machine becomes detachable, and detachable end connects described point of crowded machine.
Preferred as technique scheme, described pre-extruded pipe is connected to slide rail, so that described pre-extruded pipe and described driving screw are suitable to dismounting.
Preferred as technique scheme, described isthmus faucium portion is provided with the slide bar controlling fluid pressure balance.
In technique scheme of the present invention, described slide bar is possible not only to control fluid pressure balance, and can also sealing fluid.
Preferred as technique scheme, described slide bar is connected to hydraulic cylinder.
Preferred as technique scheme, when, after the detachable end dismounting of pre-extruded pipe, the front end of pre-crowded machine connects an extruder head by ring flange then becomes a common extruding machine；The upper end of pre-crowded machine connects a point crowded machine, is closed by slide bar in described isthmus faucium portion, then a described point crowded machine also becomes a common extruding machine.
The method have the advantages that
1, present invention employs pre-crowded machine and the parallel-connection structure of point crowded machine, and connected by isthmus faucium portion between them, carry out two grades of extruding again through an isthmus faucium portion after making plastic raw materials first pass through pre-squeezing under melting state of being heated, then from extrusion head out, this not only makes material be more uniformly distributed with being extruded, and when material can occur to arrive soon through its flow velocity of isthmus faucium portion the most again, this is very beneficial for material and throws out being mixed into its internal excessive bubble, also the bubble of remaining needs can be enable to be spread more evenly across in melting material, therefore, the problem that the compression strength that uses the swivel chair accessory for preparing of the present invention will not occur to produce because of bubble is low or easy to crack；
2, point crowded machine of the present invention can arrange multiple, and the effect of pre-crowded machine is then preprocessing material and conveying material；
3, after point crowded machine dismounting of the present invention, then by some routine techniques means, the present invention can be become two common extruding machines；
4, the slide bar of the present invention is as the parts controlling fluid pressure balance, its effect is to ensure that fluid pressure balance, and generally, the problem that the isthmus faucium portion of the present invention just has been able to solve fluid pressure imbalance, when isthmus faucium portion can't resolve, control slipping into the degree of depth and can effectively solving of described slide bar by hydraulic cylinder；
5, fluid can also thoroughly be closed by the slide bar of the present invention；
6, the present invention also has the advantage that simple in construction is easy to use.
Accompanying drawing explanation
Fig. 1 is the structural representation of the present invention；
In figure, the pre-crowded machine of 1-, 2-divides crowded machine, 3-isthmus faucium portion, 4-slide bar, 5-hydraulic cylinder, 10-feeds propeller, 11-feed bin, the pre-extruded pipe of 12-, 13-primary heater, 14-driving screw, 15-gear wheel, 22-divides extruded pipe, 23-divides heater, 24-to divide screw rod, 26-discharging opening, 101-bevel gear A, 102-bevel gear B, 103-screw rod.
Detailed description of the invention
Below in conjunction with accompanying drawing, the present invention is further detailed.
This detailed description of the invention is only explanation of the invention, is not limitation of the present invention.Those skilled in the art after the specification having read the present invention, done any change, as long as in the range of claims, all will be protected by Patent Law.
As it is shown in figure 1, a kind of extruding machine for producing chair, including pre-crowded machine 1 and point crowded machine 2 in parallel therewith, being provided with isthmus faucium portion 3 between described pre-crowded machine 1 and described point of crowded machine 2, isthmus faucium portion 3 is provided with the slide bar 4 controlling fluid pressure balance, and slide bar 4 is connected to hydraulic cylinder 5.
Described pre-crowded machine 1 includes the pre-extruded pipe of feed bin 11 12, primary heater 13 and the driving screw 14 being located in described pre-extruded pipe 12, and described driving screw 14 two ends are connected with power set by gear wheel 15.Described pre-crowded machine 1 also includes a charging propeller 10, described charging propeller 10 includes bevel gear A 101, bevel gear B 102 and screw rod 103, described bevel gear A 101 is fixedly sleeved on described driving screw 14, described bevel gear B 102 engages with described bevel gear A 101, and described screw rod 103 is located in described feed bin 11 with being vertically arranged and its end is affixed with described bevel gear B 102.Described pre-extruded pipe 12 is non-integral type, and it is linked into an integrated entity by ring flange；Described driving screw 14 is non-integral type, and it is integral by socket/grafting/riveting；So that the end of described extruding machine becomes detachable, and detachable end connects described point of crowded machine 2.Described pre-extruded pipe 12 is connected to slide rail, so that described pre-extruded pipe 12 and described driving screw 14 are suitable to dismounting.
Described point of crowded machine 2 includes point extruded pipe 22, point heater 23 and point screw rod 24 being located in described point extruded pipe 22, and described point of screw rod 24 only one end connecting power device, described point of extruded pipe 22 has discharging opening 26, and described discharging opening 26 is used for connecting extruder head.
When, after the detachable end dismounting of pre-extruded pipe 12, the front end of pre-crowded machine 1 connects an extruder head by ring flange then becomes a common extruding machine；The upper end of pre-crowded machine 1 connects above-mentioned point of crowded machine 2, is closed by slide bar 4 in described isthmus faucium portion 3, then a described point crowded machine 2 also becomes a common extruding machine.
Claims (4)
1. the extruding machine being used for producing chair, it is characterised in that: include pre-crowded machine (1) and point crowded machine (2) in parallel therewith, between described pre-crowded machine (1) and described point of crowded machine (2), be provided with isthmus faucium portion (3)；
Described pre-crowded machine (1) includes feed bin (11), pre-extruded pipe (12), primary heater (13) and the driving screw (14) being located in described pre-extruded pipe (12), and described driving screw (14) two ends are connected with power set by gear wheel (15)；
Described pre-crowded machine (1) also includes a charging propeller (10), described charging propeller (10) includes bevel gear A(101), bevel gear B(102) and screw rod (103), described bevel gear A(101) fixedly sleeved on described driving screw (14), described bevel gear B(102) with described bevel gear A(101) engage, described screw rod (103) is located in described feed bin (11) and its end and described bevel gear B(102 with being vertically arranged) affixed；
Described isthmus faucium portion (3) is provided with the slide bar (4) controlling fluid pressure balance；Described slide bar (4) is connected to hydraulic cylinder (5)；
Described point of crowded machine (2) includes a point extruded pipe (22), point heater (23) and point screw rod (24) being located in described point extruded pipe (22), described point of screw rod (24) only one end connecting power device, described point of extruded pipe (22) has discharging opening (26), and described discharging opening (26) is used for connecting extruder head.
A kind of extruding machine for producing chair the most according to claim 1, it is characterised in that: described pre-extruded pipe (12) is non-integral type, and it is linked into an integrated entity by ring flange；Described driving screw (14) is non-integral type, and it is integral by socket/grafting/riveting；So that the end of described extruding machine becomes detachable, and detachable end connects described point of crowded machine (2).
A kind of extruding machine for producing chair the most according to claim 2, it is characterised in that: described pre-extruded pipe (12) is connected to slide rail, so that described pre-extruded pipe (12) and described driving screw (14) are suitable to dismounting.
A kind of extruding machine for producing chair the most according to claim 2, it is characterised in that: when, after the detachable end dismounting of pre-extruded pipe (12), the front end of pre-crowded machine (1) connects an extruder head by ring flange then becomes a common extruding machine；The upper end of pre-crowded machine (1) connects a point crowded machine (2), described isthmus faucium portion (3) is closed by slide bar (4), then a described point crowded machine (2) also becomes a common extruding machine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410551067.4A CN104339619B (en) | 2014-10-17 | 2014-10-17 | A kind of extruding machine for producing chair |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410551067.4A CN104339619B (en) | 2014-10-17 | 2014-10-17 | A kind of extruding machine for producing chair |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104339619A CN104339619A (en) | 2015-02-11 |
| CN104339619B true CN104339619B (en) | 2016-09-07 |
Family
ID=52496472
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410551067.4A Active CN104339619B (en) | 2014-10-17 | 2014-10-17 | A kind of extruding machine for producing chair |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104339619B (en) |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1481785A1 (en) * | 2003-05-28 | 2004-12-01 | Coperion Werner & Pfleiderer GmbH & Co. KG | Apparatus for processing flowable materials |
| CN102615799A (en) * | 2012-03-05 | 2012-08-01 | 陈崇锡 | Non-stop filter screen replaced dual extruder |
| CN202934793U (en) * | 2012-11-15 | 2013-05-15 | 淄博职业学院 | Combined screw |
| CN203680769U (en) * | 2013-11-13 | 2014-07-02 | 浙江铜加工研究院有限公司 | Improved extruder |
| CN203818545U (en) * | 2014-04-08 | 2014-09-10 | 舟山德玛吉实业有限公司 | Double-screw machine barrel convenient to disassemble |
| CN103963263A (en) * | 2014-04-25 | 2014-08-06 | 江苏赛宝龙石化有限公司 | Polystyrene extruding machine |
| CN104085054B (en) * | 2014-05-29 | 2016-09-28 | 南京昌欣机械设备有限公司 | The closeest, kneading blending and modifying preparation facilities |
| CN204196203U (en) * | 2014-10-17 | 2015-03-11 | 浙江安吉惠业家具有限公司 | A kind of extruding machine for the production of chair |
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2014
- 2014-10-17 CN CN201410551067.4A patent/CN104339619B/en active Active
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| Publication number | Publication date |
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| CN104339619A (en) | 2015-02-11 |
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