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CN201168994Y - Special equipment for plant fibre pallet bidirectional extrusion molding method - Google Patents

Special equipment for plant fibre pallet bidirectional extrusion molding method Download PDF

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Publication number
CN201168994Y
CN201168994Y CNU2008200309710U CN200820030971U CN201168994Y CN 201168994 Y CN201168994 Y CN 201168994Y CN U2008200309710 U CNU2008200309710 U CN U2008200309710U CN 200820030971 U CN200820030971 U CN 200820030971U CN 201168994 Y CN201168994 Y CN 201168994Y
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CN
China
Prior art keywords
punch
former
special equipment
adjustable shelf
die cavity
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Expired - Lifetime
Application number
CNU2008200309710U
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Chinese (zh)
Inventor
李苏扬
李宁娜
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Individual
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Individual
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Priority to CNU2008200309710U priority Critical patent/CN201168994Y/en
Priority to PCT/CN2008/070593 priority patent/WO2009089693A1/en
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Publication of CN201168994Y publication Critical patent/CN201168994Y/en
Anticipated expiration legal-status Critical
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B27WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
    • B27NMANUFACTURE BY DRY PROCESSES OF ARTICLES, WITH OR WITHOUT ORGANIC BINDING AGENTS, MADE FROM PARTICLES OR FIBRES CONSISTING OF WOOD OR OTHER LIGNOCELLULOSIC OR LIKE ORGANIC MATERIAL
    • B27N3/00Manufacture of substantially flat articles, e.g. boards, from particles or fibres
    • B27N3/08Moulding or pressing
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B30PRESSES
    • B30BPRESSES IN GENERAL
    • B30B11/00Presses specially adapted for forming shaped articles from material in particulate or plastic state, e.g. briquetting presses, tabletting presses
    • B30B11/007Presses specially adapted for forming shaped articles from material in particulate or plastic state, e.g. briquetting presses, tabletting presses using a plurality of pressing members working in different directions

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  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Wood Science & Technology (AREA)
  • Forests & Forestry (AREA)
  • Mechanical Engineering (AREA)
  • Dry Formation Of Fiberboard And The Like (AREA)

Abstract

The utility model discloses a special equipment for the bi-directional extrusion molding of a vegetable fiber pallet. The special equipment is composed of a female mould, an upper lateral punch, a lower punch, an adjustable shelf, a rack and a hydraulic power device. The upper punch is positioned above the female mould and is fixed and connected at the top of the rack, and the upper punch is matched with a mould cavity of a pallet plate; the lower punch is positioned under the female mould, the upper end head of the lower punch is positioned in the mould cavity of a supporting foot of the pallet, and the lower end head is connected with the adjustable shelf; the adjustable shelf is positioned under the lower punch, and the hydraulic power device is arranged at the bottom of the lower punch; the female mould is positioned in the box body, and the power device is arranged at the bottom of the box body. The special equipment has the advantages of uniform compaction, small breakage rate, low manufacturing cost, large bearing capacity of the products, etc. The upper surface of the compacted pallet can be a plane and a concave-convex surface, and can adapt the transportation requirements of a variety of products.

Description

The special equipment of vegetable fibre tray bidirectional extrusion forming method
Technical field:
The utility model relates to the preparation method and the special equipment of the pallet that a kind of storage, logistics use.
Background technology:
Along with development of global economy, the freight volume of goods increases just year by year, and goods is in storage, stacking, transportation, and pallet has become one of main instrument.Present pallet majority is made with timber, and the whole world all will consume a large amount of timber resources and be used to make pallet every year, makes forest suffer excessive felling, destroys natural environment.In order to save timber resources, the conservation of nature environment, people have researched and developed out string, plastic pallet etc.Plant fiber tray wherein has more environmental protection, green notion, but plant fiber tray is because raw material is mobile poor, the big particularity of Volume Changes in the mold process, adopt mould pressing process such as single way stempressing moulding process on the universal, facts have proved it is not all right, it is irregular that ubiquity compacted density, especially the junction of feet and plate, weak link especially, the demoulding in the production, the moulding difficulty is big, the breakage rate height, production efficiency low (need add material), and the manufactured goods bearing capacity is little, can not satisfy instructions for use, exist tray upper surface simultaneously and be male and fomale(M﹠F), incompatibility stationery article packed and transported.The scientific worker of the sector at research, the preparation technology who explores suitable plant fiber tray and the equipment that matches with it, in the hope of having the plant fiber tray of powerful vitality, can access general promoting the use of at present.
Summary of the invention:
The technical problems to be solved in the utility model provides the special equipment of vegetable fibre tray bidirectional extrusion forming method, and the shaped article compacting is even, intensity is high, breakage rate is little, tray upper surface can be the plane, also can be male and fomale(M﹠F), can satisfy instructions for use.
The utility model is achieved through the following technical solutions:
Vegetable fibre tray bidirectional extrusion forming method is characterized in that: comprise the following steps:
(1) charging:
With string and glue in 60-90: the 10-40 ratio mixes, and material is packed in the die cavity of former;
(2) compacting:
A, with first oil cylinder, 15 jack-up formers, upper punch is pressed in the former plate forming cavity, pressure is 25-65 kilogram/Cm 2Then,
B, with second oil cylinder, 41 jack-up adjustable shelfs, make bottom punch to former feet forming cavity intrinsic displacement, until the limited device limiting displacement of adjustable shelf, pressure is 25-65 kilogram/Cm 2Then,
C, give former, upper punch, bottom punch heat temperature raising, and stop heating after 3-15 minute in 120-180 degree heat preservation solidification;
(3) demoulding:
Give successively earlier locating oil cylinder 43, the former bottom at adjustable shelf two ends 15 releases of first oil cylinder, drain the oil, start oil cylinder 21 then and promote the former demoulding downwards, the lower surface for the treatment of the pallet plate exposes the former upper port plane, 21 of oil cylinders stop to exert pressure, then start the spacing cylinder 64 of plate, its plunger rod plug is stretched between the lower surface and former upper port plane of plate, and the second oil cylinder 41 pulling bottom punch demoulding downwards of restarting the adjustable shelf bottom gets final product.
The special equipment of the bidirectional extrusion forming method of plant fiber tray is characterized in that: comprise former, upper punch, bottom punch, adjustable shelf, frame and hydraulic power unit;
Described upper punch is positioned at the top of former, is fixed on the top of frame, the pallet plate die cavity coupling that upper punch and former top are provided with;
Described bottom punch is positioned at the below of former, and the bottom punch upper end is arranged in tray support pin die cavity, and lower end is connected with adjustable shelf;
Described former is arranged in casing, and the plate cavity bottom of former is communicated with tray support pin die cavity, and the bottom of casing is provided with the hole that is complementary with the feet die cavity; First oil cylinder 15 is arranged at the casing below;
Described adjustable shelf is positioned at the below of bottom punch, and second oil cylinder 41 in the power set is arranged at the adjustable shelf bottom.
Be provided with core bar in the feet die cavity, the upper end level of core bar or a little less than plate cavity bottom surface.Core bar is a hollow-core construction, is provided with electrically heated rod or pipe in the chamber.
The upper surface relevant position of adjustable shelf is provided with spacing card, and the base dual-side of bottom punch inserts spacing card elbow below, or the relevant position is provided with magnet, inhales mutually with the bottom magnet of base.
The plunger rod of second oil cylinder 41 connects firmly or adhesive is connected in the bottom centre of adjustable shelf.
Beneficial effect:
One, preparation method of the present utility model is a bidirectional extrusion forming method, and has designed special equipment for this reason, and the die cavity of its former is far longer than shaped article, therefore determines reinforced volume according to the compression ratio of raw material, only need feed in raw material and once can guarantee the manufactured goods needs.In the utility model,, upwards squeeze by counterdie then and push away the feet compacting of pallet (and closely be connected with plate) by the plate compacting of patrix with pallet.After tested, the pallet of nine feets can bear the pressure more than 10 tons, and adopts the pallet of single way stempressing, can only bear the pressure below 2 tons.The utlity model has advantages such as compacting is even, breakage rate is little, cost of manufacture is low, the manufactured goods bearing capacity is big.
Two, with the pallet of method of the present utility model and special equipment compacting, its upper surface both can be pressed into the plane, also can be pressed into male and fomale(M﹠F), adapted to various packing of product movement requirements.
Three, the special equipment that provides of the utility model has reasonable in design, simple in structure, easy to operate advantage, can satisfy arts demand.Be not only applicable to string compacting pallet, and be applicable to that top such as compacting cable hank is the production that projection is arranged at the bottom of plate, plate.
Four, the solution of the utility model success the bidirectional extrusion forming method and the special equipment thereof of plant fiber tray, guaranteed the making quality of pallet, this product can be promoted the use of widely, needn't consume the timber resources of a large amount of preciousnesses, have bigger social benefit and environmental benefit.
Description of drawings:
Fig. 1 is the utility model partial schematic sectional view.
Fig. 2 is that Figure 1A is to schematic diagram.
Fig. 3 is that Figure 1B is to schematic diagram.
Fig. 4 is bottom punch and core bar and the connecting plate confined state schematic perspective view thereof among Fig. 1.
Fig. 5 is a C portion enlarged diagram among Fig. 1.
The specific embodiment:
As shown in Figure 1, the special equipment of vegetable fibre tray bidirectional extrusion forming method of the present utility model comprises former 1, upper punch 2, bottom punch 3, adjustable shelf 4, frame 5 and hydraulic power unit.
Shown in Fig. 1,3, described former 1 is arranged in casing 6, and plate die cavity 11 bottoms of former 1 are communicated with tray support pin die cavity 12, and the bottom of casing 6 is provided with the hole that is complementary with feet die cavity 12.As shown in Figure 1, concentric is provided with core bar 13 in the feet die cavity 12, after the lower end of core bar 13 stretches out the hole of casing 6 bottoms, is fixedly connected with location-plate 14, the two ends of location-plate 14 are fixed on the bottom of casing 6, and the upper end level of core bar 13 is in plate die cavity 11 lower surface.Described core bar 13 is a hollow-core construction, is provided with electric heating tube (among the figure for illustrating) in the chamber.
Shown in Fig. 1,3, bottom punch 3 is positioned at the below of former 1, shown in Fig. 1,3,4, described bottom punch 3 is made of the counterdie drift 32 that is fixed on connecting plate 31 upper and lower terminations respectively, supporting seat 33, and connecting plate 31 is symmetricly set in counterdie drift 32 and supporting seat 33 both sides thereof; Counterdie drift 32 is arranged in feet die cavity 12, and its periphery and die cavity 12 inner peripheral surfaces are for being slidingly matched, and described core bar 13 passes the centre bore that counterdie drift 32 is provided with, and its fixed head 14 is between two connecting plates 31, and bottom punch 3 axially can move along core bar 13.As shown in Figure 1, 2, 3, described bottom punch 3 lower ends and adjustable shelf 4 flexibly connect, the upper surface relevant position that is adjustable shelf 4 is provided with spacing card 42, supporting seat 33 dual-sides of bottom punch 3 insert spacing card 42 elbows below, promptly be limited upper and lower displacement (as shown in Figure 1, 2, bottom punch 3 can move horizontally out spacing card 42).
Shown in Fig. 1,3, described upper punch 2 is positioned at the top of former 1, is fixed on the top of frame 5, and upper punch 2 mates with the pallet plate die cavity 11 that former 1 top is provided with; Other frame 5 tops at upper punch 2 two ends are respectively arranged with the demoulding oil jar 21 of upper punch 2.Oil cylinder 21 is with former 1 downward pushing tow during the demoulding.
Shown in Fig. 1,3, adjustable shelf 4 is positioned at the below of bottom punch 3, and as shown in Figure 1, 2, 3, four first oil cylinders 15 of former 1 below lay respectively at by the both sides of adjustable shelf 4, and the both sides upper surface of adjustable shelf 4 is respectively arranged with the locating oil cylinder 43 of bottom punch 3.The plunger rod of second oil cylinder 41 is fixed on the bottom centre position of adjustable shelf 4.
Shown in Fig. 1,3, two side bottoms of casing 6 are provided with wheel 61, and aerial conveyor 62 matches, and frame 5 is stretched out at aerial conveyor 62 two ends, and the both sides opposite position of described frame 5 is provided with the limited block 65 of casing 6.
As shown in Figure 1, at the former 1 spacing cylinder 64 of plate that has been horizontally disposed with suitable for reading, its plunger rod top is provided with plug, and plug ends is domatic (diagram is not provided); Between the bottom of casing 6 and former 1, be symmetrically arranged with many gripper shoes 63.The plunger rod correspondence position of the bottom of casing 6 and first oil cylinder 15 is provided with taper locating hole (diagram is not provided).
Shown in Fig. 1,5, plate die cavity 11 bottoms of former 1 are provided with groove, the surrounded surface of flexible piece 16 and groove surfaces identical (being slidingly matched), it highly is higher than depth of groove, during compacting, when the lower surface of flexible piece 16 was affixed on the bottom portion of groove surface, its upper surface stretched out plate die cavity 11 lower surface (what stretch out then decides according to the concavo-convex needs of plate lower surface).One end of spring 17 is fixed on flexible piece 16 bottoms, and the other end is fixed in the concave bottom shrinkage pool of groove; Described shrinkage pool is communicated with waste material tap 18.
Vegetable fibre tray bidirectional extrusion forming method of the present utility model comprises the following steps:
(1) charging:
Design reinforced quantity according to the raw material proterties, granular wood fibre and glue are mixed (glue modified environment-friendly Lauxite) in 85: 15 ratios, casing 6 and former 1 thereof are released frame 5 along track 62, the bottom punch 3 that links to each other with former 1 shifts out the spacing card 42 (with casing 6 and former 1 same moved further thereof) of adjustable shelf 4 thereupon, the material that will mix (the moon in the chamber of former 1 of packing into then, formpiston is preheated to about 100 degree), again casing 6 and former 1 thereof are pushed in the frame 5 along track 62, when arriving desired location, casing 6 is stopped the location by the limited block 65 that is provided with on the frame 5, the dual-side of the supporting seat 33 of bottom punch 3 inserts spacing card 42 elbows below simultaneously, and the set taper locating hole in casing 6 bottoms is inserted on the plunger rod top of first oil cylinder 15.
(2) compacting:
A starts first oil cylinder 15, and upwards jack-up former 1 is pressed in the former 1 plate forming cavity 11 upper punch 2, and pressure is 50 kilograms/Cm 2(then stopping to exert pressure).In the process in upper punch 2 is pressed into former 1 plate forming cavity, flexible piece 16 is to the concave bottom displacement of groove, the concave bottom that is affixed on groove until the lower surface of flexible piece 16 (falls into groove if any material in this process, can discharge from waste material tap 18), this listed price plate compression moulding, the upper surface of plate is the plane, lower surface have concavo-convex muscle (with stretching the contacted surface of piece is recessed, between the surface be protruding); Then,
B, start second oil cylinder 41, to top offset, until limited oil cylinder 43 limiting displacements of adjustable shelf 4, pressure is 50 kilograms/Cm at this moment former 1 feet forming cavity 12 in for upwards jack-up adjustable shelf 4, jack-up bottom punch 3, counterdie drift 32 2, the feet compression moulding of plate; Then,
C, with 180 the degree fluid send in former 1, upper punch 2 heating chambers, start the electrical heating of core bar 3 simultaneously, 150 the degree heat preservation solidification then stopped in 6 minutes the heating;
(3) demoulding:
Give successively earlier locating oil cylinder 43, former 1 bottom at adjustable shelf 4 two ends 15 releases of first oil cylinder, drain the oil, start oil cylinder 21 downward pushing tow former 1 demouldings (the set ear pushing 66 in casing 6 both sides is withstood on the top of its plunger rod) then, the lower surface for the treatment of the pallet plate exposes the former upper port plane, 21 of oil cylinders stop to exert pressure, then start the spacing cylinder 64 of plate, its plunger rod plug is stretched between the lower surface and former upper port plane of plate, restart pulling bottom punch 3 demouldings downwards of second oil cylinder 41 and get final product.Bottom punch 3 recovers initial state (as shown in Figure 1) after the demoulding.
The utility model is not limited to above-mentioned plant fiber tray, being equally applicable to as tops such as cable hanks is the production that one or more feets, tubular article, column are arranged at plate, bottom, so long as use special equipment of the present utility model, make above-mentioned plant-fiber product, all belong to scope of the present utility model.

Claims (9)

1, the special equipment of the bidirectional extrusion forming method of plant fiber tray is characterized in that: comprise former (1), go up horizontal (2), bottom punch (3), adjustable shelf (4), frame (5) and the hydraulic power unit of dashing;
Described upper punch (2) is positioned at the top of former (1), is fixed on the top of frame (5), and upper punch (2) mates with the pallet plate die cavity (11) that former (1) top is provided with;
Described bottom punch (3) is positioned at the below of former (1), and bottom punch (3) upper end is arranged in tray support pin die cavity (12), and lower end and adjustable shelf (4) flexibly connect;
Described former (1) is arranged in casing (6), and plate die cavity (11) bottom of former (1) is communicated with tray support pin die cavity (12), and the bottom of casing (6) is provided with the hole that is complementary with feet die cavity (12); First oil cylinder (15) is arranged at casing (6) below;
Described adjustable shelf (4) is positioned at the below of bottom punch (3), and second oil cylinder (41) in the power set is arranged at adjustable shelf (4) bottom.
2, the special equipment of vegetable fibre tray bidirectional extrusion forming method as claimed in claim 1, it is characterized in that: be provided with core bar (13) in the feet die cavity (12), after the lower end of core bar (13) stretches out the hole of casing (6) bottom, be fixedly connected with location-plate (14), the two ends of location-plate (14) are fixed on the bottom of casing (6);
Described bottom punch (3) is made of the counterdie drift (32) that is fixed on the upper and lower termination of connecting plate (31) respectively, supporting seat (33), and connecting plate (31) is symmetricly set in counterdie drift (32) and supporting seat (33) both sides thereof; Counterdie drift (32) is arranged in feet die cavity (12), its periphery and die cavity (12) inner peripheral surface is slidingly matched, described core bar (13) passes the centre bore that counterdie drift (32) is provided with, and its fixed head (14) is positioned between two connecting plates (31), and bottom punch (3) axially can move.
3, the special equipment of vegetable fibre tray bidirectional extrusion forming method as claimed in claim 2, it is characterized in that: core bar (13) is the concentric setting with feet die cavity (12), the upper end level of core bar (13) or a little less than plate die cavity (11) lower surface, core bar (13) is a hollow-core construction, is provided with electrically heated rod or pipe in the chamber.
4, the special equipment of vegetable fibre tray bidirectional extrusion forming method as claimed in claim 1, it is characterized in that: described bottom punch (3) lower end and adjustable shelf (4) flexibly connect, the upper surface relevant position that is adjustable shelf (4) is provided with spacing card (42), supporting seat (33) dual-side of bottom punch (3) inserts spacing card (42) elbow below, or the relevant position is provided with magnet, inhales mutually with the bottom magnet of supporting seat (33).
5, the special equipment of vegetable fibre tray bidirectional extrusion forming method as claimed in claim 1 is characterized in that: the plunger rod of second oil cylinder (41) connects firmly or adhesive is connected in the bottom centre of adjustable shelf (4); First oil cylinder (15) lays respectively at by the both sides of adjustable shelf (4); The both sides upper surface of adjustable shelf (4) is respectively arranged with the locating oil cylinder (43) of bottom punch (3).
6, the special equipment of vegetable fibre tray bidirectional extrusion forming method as claimed in claim 1 is characterized in that: frame (5) top that upper punch (2) two ends are other is respectively arranged with demoulding oil jar (21).
7, the special equipment of vegetable fibre tray bidirectional extrusion forming method as claimed in claim 1, it is characterized in that: two side bottoms of casing (6) are provided with wheel (61), aerial conveyor (62) matches, frame (5) is stretched out at aerial conveyor (62) two ends, and the both sides of described frame (5) are provided with the limited block (65) of casing (6).
8, the special equipment of vegetable fibre tray bidirectional extrusion forming method as claimed in claim 1 is characterized in that: at former (1) the spacing cylinder of plate (64) that has been horizontally disposed with suitable for reading, its plunger rod top is provided with plug, and it is domatic that plug ends is; Between the bottom of casing (6) and former (1), be provided with gripper shoe (63).
9, the special equipment of vegetable fibre tray bidirectional extrusion forming method as claimed in claim 1, it is characterized in that: plate die cavity (11) bottom of former (1) is provided with groove, the surrounded surface of flexible piece (16) and groove surfaces are coincide, it is higher than the degree of depth of groove, one end of spring (17) is fixed on flexible piece (16) bottom, and the other end is fixed in the concave bottom shrinkage pool of groove; Described shrinkage pool is communicated with waste material tap (18).
CNU2008200309710U 2008-01-16 2008-01-16 Special equipment for plant fibre pallet bidirectional extrusion molding method Expired - Lifetime CN201168994Y (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CNU2008200309710U CN201168994Y (en) 2008-01-16 2008-01-16 Special equipment for plant fibre pallet bidirectional extrusion molding method
PCT/CN2008/070593 WO2009089693A1 (en) 2008-01-16 2008-03-26 Bidirectional pressing method and apparatus for forming plant fiber pallet

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CNU2008200309710U CN201168994Y (en) 2008-01-16 2008-01-16 Special equipment for plant fibre pallet bidirectional extrusion molding method

Publications (1)

Publication Number Publication Date
CN201168994Y true CN201168994Y (en) 2008-12-24

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CNU2008200309710U Expired - Lifetime CN201168994Y (en) 2008-01-16 2008-01-16 Special equipment for plant fibre pallet bidirectional extrusion molding method

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WO (1) WO2009089693A1 (en)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ES2537932B1 (en) * 2013-12-13 2016-01-22 Seat, S.A. Device and procedure for forming a soundproofing material
CN108274812A (en) * 2018-03-13 2018-07-13 梁兆臣 A kind of bimodulus texturing stalk seedlings nursing plate process units
CN120773248B (en) * 2025-09-09 2025-11-11 吉林建筑大学 Bamboo fiber modified asphalt mixture molding device and preparation method

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0086899B1 (en) * 1982-01-29 1986-10-29 Anton Heggenstaller Method of and apparatus for the compression moulding of a shaped article, particularly for producing a single or multi-part pallet, a supporting strut or a girder beam profile
US4960553A (en) * 1990-02-12 1990-10-02 Board Of Control Michigan Technological University Method for forming articles having deep drawn portions from matted wood flakes
DE19515148A1 (en) * 1995-04-25 1996-10-31 Werzalit Ag & Co Skids for transport pallet with feet
CN1077486C (en) * 1999-06-24 2002-01-09 唐基斌 Mould for stretching wood and pressing pattern
CN100393494C (en) * 2005-12-22 2008-06-11 昆明人造板机器厂 Process method and device for wood shaving molded tray
CN1974154A (en) * 2006-12-12 2007-06-06 钱峻 Process of making molded tray
CN100575023C (en) * 2008-01-16 2009-12-30 张翠兰 Special equipment for two-way extrusion molding method of plant fiber tray

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AV01 Patent right actively abandoned

Effective date of abandoning: 20080116

C25 Abandonment of patent right or utility model to avoid double patenting