CN1215111A - Disposable lunch box production method, equipment and production line - Google Patents
Disposable lunch box production method, equipment and production line Download PDFInfo
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- CN1215111A CN1215111A CN 97121141 CN97121141A CN1215111A CN 1215111 A CN1215111 A CN 1215111A CN 97121141 CN97121141 CN 97121141 CN 97121141 A CN97121141 A CN 97121141A CN 1215111 A CN1215111 A CN 1215111A
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Abstract
The production method of the disposable and degradable lunch-box includes the following steps: pulverizing the harmless organic materials of wheat straw, bagasse or rice straw, etc., adding harmless forming binding agent, hot-pressing and forming to obtain lunch-box, then using harmless protective agent to make surface treatment. The equipment for implementing said invented method is a special-purpose hot-pressure forming equipment, including bed body, upright columns, head beam, cross beam, accomponied working table and hydraulic system, and its production line is formed from several production modules including charging device, hot-pressing forming equipment and demoulding equipment which are connected in turn according to the sequence of accompanied working tables and belt conveyer.
Description
The present invention relates to a kind of method and apparatus of producing disposable lunch box, particularly relate to a kind of production line of producing method, the equipment of pollution-free, degradable once lunch box and comprising this equipment.
The development of business activity such as fast food and tourist industry is for disposable lunch box provides vast market.Owing to the plastics disposable lunch box that generally uses at present is difficult to paper lunch box and the paper mould lunch box that degraded has caused " white pollution ", people to develop comparatively fast to degrade.But this lunch box at first needs to go with alkali cleaning the operation of lignin, refinement fiber in process of production, therefore, though solved " white pollution ", environment has been produced " black pollution ".
The objective of the invention is to propose a kind of method of producing disposable lunch box, the disposable lunch box of producing in this way can not only be degraded rapidly after use, and in whole process of production, also can not produce new pollution at the problems referred to above.
Another object of the present invention is to propose a kind of hot-press forming device, it can realize method of the present invention, is lunch box with the raw material rapid shaping.
A further object of the present invention is to propose a kind of production line of producing disposable lunch box, and this production line mainly is made up of the said equipment, and can carry out the production of various batches as required.
Method according to production disposable lunch box of the present invention comprises the steps: harmless organic matter such as straw, bagasse or straw is pulverized, and admixes the moulding binder of harmless and easy degraded, forms raw material to be formed; Raw material to be formed is extended under yin, yang mould extruding, heat the outer surface of raw material to be formed simultaneously and make its partly solidified one-tenth scab, and discharge the steam that produces, the process of this extruding, exhaust repeats at least once, to the lunch box final molding; Lunch box after the moulding is carried out face coat with harmless surface-protective agent to be handled.
Hot-press forming device according to disposable lunch box of the present invention comprises: one has the lathe bed of guide rail; At least one column that is vertically set on the lathe bed; One back timber, it is fixedly mounted on the upper end of column with crossing the lathe bed horizontal stretching; One crossbeam, its be positioned at back timber below, can slide up and down to be installed on the column, and be parallel to back timber ground horizontal stretching, form at least one group of formpiston at the lower surface of crossbeam; One pallet, the direction that can be basically perpendicular to the crossbeam direction of extension in the guide rail upper edge of lathe bed moves back and forth, and has two groups and the corresponding former of formpiston on the pallet at least; One heater at equipment work heating yin, yang mould; One with the positioner of pallet with respect to the clamping of the location of the formpiston on the crossbeam; One makes pallet make the pallet drive unit that moves back and forth; And
One hydraulic system, it comprises: the hydraulic cylinder that be installed between crossbeam and the back timber, the driving crossbeam moves up and down along column; One has the hydraulic workstation of pressure switch and pilot-actuated valve; First oil pipe and second oil pipe that hydraulic cylinder and hydraulic workstation are coupled together.
The production line of disposable lunch box produced according to the invention comprises a plurality of production modules, and each production module comprises: as mentioned above a hot-press forming device; One with pack into charging equipment in the former on the pallet of hot-press forming device of raw material to be formed; One demoulding equipment that the lunch box after the moulding in the former on the pallet of hot-press forming device is taken off.Moving direction in the both sides of the lathe bed of hot-press forming device along pallet all is provided with described charging equipment and described demoulding equipment.Each production module is formed production line by the conveyer belt that connects in turn and install in the same side of each hot-press forming device of pallet in the hot-press forming device.
According to a feature of the present invention, each production module can a shared hydraulic workstation,
According to another feature of the present invention, the pallet in each production module can a shared pallet drive unit.
The invention has the advantages that, owing to selected for use harmless organic matters such as straw, bagasse or straw to make raw material, and admix harmless moulding binder after pulverizing, therefore the lunch box of producing can not only be degraded fast, and can not form new pollution in process of production; Because raw material to be formed is solidified into scab in matched molds extruding lower leaf when producing, therefore make lunch box energy rapid shaping; Owing to used pilot-actuated valve, can make the oil circuit conversion and the crossbeam fine motion up and down fast fast of hydraulic system, thereby realize exhaust process, and the height of column is reduced, reduced the size of equipment; Designed pallet is by reciprocating motion, the both sides shift-in of formpiston and shifting out from the crossbeam, the material loading and the demoulding and hot-forming simultaneity have been realized, required space when not only having reduced the material loading and the demoulding, and improved operating efficiency greatly, and be easy to carry out the modular combination and constitute the production line of required scale.
Below, introduce the preferred embodiments of the present invention in detail with reference to accompanying drawing, wherein,
Fig. 1 is the schematic perspective view of the hot-press forming device of disposable lunch box produced according to the invention;
Fig. 2 pushes the schematic diagram of raw material to be formed for yin, yang mould in the hot-press forming device shown in Figure 1;
Fig. 3 is the schematic perspective view of the production line of disposable lunch box produced according to the invention;
Fig. 4 is the schematic diagram of demoulding equipment shown in Figure 3;
Fig. 5 is the schematic diagram of production line when the demoulding shown in Figure 3.
One preferred embodiment of the method for disposable lunch box produced according to the invention, harmless organic matter such as straw, bagasse or straw is pulverized, admix the moulding binder of harmless and easy degraded, the WL-21 type moulding binder as commercially available Beijing Ke Yuan technology development co. forms raw material to be formed; Described raw material to be formed is extended under yin, yang mould extruding, heat the outer surface of described raw material to be formed simultaneously and make it partly solidified, and discharge the steam that produces, the process of this extruding, exhaust repeats at least once, extremely described lunch box final molding; With surface-protective agent harmless and Acidity of Aikalinity liquid ability food,, the lunch box after the moulding is carried out face coat handle as the WL-22 type surface-protective agent of commercially available Beijing Ke Yuan technology development co..
Fig. 1 is the schematic perspective view of the hot-press forming device of disposable lunch box produced according to the invention, has cut a part among the figure open.As shown in the figure, fixedly mount the column 20 of two vertical stretchings at the two ends of lathe bed 10.Back timber 30 horizontal stretchings, its two ends are fixedly mounted on the top of two root posts 20 respectively.One horizontal stretching is arranged below back timber 30 and be parallel to the crossbeam 40 of back timber 30, its two ends can slide up and down to be installed on the column 20.Be provided with a double acting single-piston rod formula hydraulic cylinder 90 between back timber 30 and crossbeam 40, its cylinder body is fixed on the back timber 30, and piston rod is fixed on the crossbeam 40, and is connected with the supporting hydraulic workstation 100 of a peripheral hardware with second oil pipe 120 by first oil pipe 110.On the lower surface of crossbeam 40, be formed with at least one group of formpiston 50, the interior shape complementation of the shape of formpiston 50 and required lunch box, and can be designed to required Any shape.One platform-like pallet 60 is installed in the fluted body guide rail of lathe bed 10, along the horizontal direction reciprocating motion vertical with crossbeam 40.On pallet 60 and lower surface facing surfaces crossbeam 40, be provided with the formpiston 50 corresponding at least two group formers 70 on the lower surface with crossbeam 40, the outer shape complementation of its shape and required lunch box, and can be designed to required Any shape accordingly with formpiston 50.One heater (not shown) can heat yin, yang mould 70,50 during operation.Pallet 60 clamps the available hydraulic device with respect to the location of formpiston 50 on the crossbeam 40 and it is pressed against on two mutually perpendicular of lathe bed 10 guide rails realizes.The driving of pallet 60 is realized that by a hydraulic cylinder (not shown) this hydraulic cylinder is connected with hydraulic workstation 100 by oil pipe.Certainly, this driving also can realize with other suitable drive mechanism.
Below, the operation principle that the explanation the present invention that sees figures.1.and.2 produces the hot-press forming device of disposable lunch box.At the demoulding/material loading station, after in former 70, having loaded raw material to be formed by charging equipment 210 (seeing the explanation of Fig. 3 and back), pallet 60 arrive under the driving of drive unit crossbeam 40 below, and be located by positioner and be clamped in shaping station.And another former is positioned at the demoulding/material loading station.At this moment, first oil pipe 110 advances pressure oil, 120 oil returns of second oil pipe, and crossbeam 40 moves down rapidly, formpiston 50 is pressed to former 70, as shown in Figure 2.Because raw material to be formed is squeezed, the motion of crossbeam 40 is obstructed, and the oil pressure in first oil pipe 110 is raise, and the pressure switch (not shown) in the hydraulic workstation 100 is sent boost pressure signal, continues to press down thereby the piston rod of hydraulic cylinder 90 drives formpiston 50.Raw material to be formed begins to extend under the extruding of yin, yang mould 70,50.Because yin, yang mould 70,50 is heated to uniform temperature by heater in extrusion process, so the surface of raw material to be formed is heated and is solidified into scab rapidly.Be solidified into the steam that produces in the scab process in order to discharge raw material to be formed, the pilot-actuated valve (not shown) also is housed so that the oil circuit of 120 in first oil pipe 110 and second oil pipe is changed fast on hydraulic workstation 100, promptly, advancing pressure oil, 120 oil returns of second oil pipe at first oil pipe 110 makes operating mode that crossbeam 40 descends and 110 oil returns of first oil pipe, second oil pipe 120 advance pressure oil to make conversion fast between the operating mode that crossbeam 40 rises, make crossbeam 40 do fine motion up and down fast, thereby discharge the steam that produces.The extruding, exhaust process repeatedly at least once after, the final calendering formation of raw material to be formed.Then, 110 oil returns of first oil pipe, second oil pipe 120 advance pressure oil rises crossbeam 40, and the pallet 60 that the pallet drive unit will have the lunch box after the moulding moves on to the position of carrying out the demoulding from opposite side.According to the operation principle of the single piston-type hydraulic cylinder of double acting, because its piston rod is fixed on the crossbeam 40, so the rate of climb of crossbeam 40 is greater than its decrease speed.This architectural feature helps increasing work efficiency.At the demoulding/material loading station, by demoulding equipment 220 (seeing the explanation of Fig. 3 and back) lunch box after the moulding is taken out from former 70, and then, raw material is inserted in this former of vacating 70 by charging equipment 210.When this former 70 enters the demoulding/when the material loading station carries out the demoulding, material loading, another the former that finishes of filler enter into shaping station below the crossbeam, hot-forming in the same manner as described above.Along with the reciprocating motion of pallet, can finish operation hot-forming and material loading, the demoulding simultaneously, so, improved production efficiency greatly.And, because the operation of material loading, the demoulding is finished outside shaping station, therefore, make crossbeam can carry out small moving up and down, equipment size is reduced, and help the raising of production efficiency.
Fig. 3 is the schematic perspective view of the production line of disposable lunch box produced according to the invention.Number in the figure 200 is represented the production module, and production module 200 comprises hot-press forming device shown in Figure 1, charging equipment 210 and demoulding equipment 220.Wherein, charging equipment 210 and demoulding equipment 220 lay respectively at the both sides of hot-press forming device along the moving direction of pallet 60.Demoulding equipment 220 comprises that a horizontal slip support (not shown) and that is substantially perpendicular to the pallet moving direction can promote storehouse 2200 (as shown in Figure 4) along the lunch box that this support moves.In Fig. 4, a consistent hydrodynamic cylinder pressure 2202 and a linkage 2204 link together, the lower end of linkage be provided with formpiston 50 or former 70 at all corresponding at least one group of vacuum cup 2206 of quantity and position.A plurality of production modules 200 are formed a production line by the connection in turn of 60 of pallets with at the conveyer belt 230 that the homonymy of each hot-press forming device is installed.Here, the hot-press forming device in each production module 200 can a shared hydraulic workstation and pallet drive unit.
Below, illustrate that in conjunction with Fig. 3 and Fig. 4 the present invention produces the operation principle of the production line embodiment of disposable lunch box.The pallet drive unit at first places the demoulding/material loading station with each pallet 60, is about to the below of pallet 60 from a thruster of each hot-press equipment to each charging equipment 210, and raw material to be formed is packed in each former 70.Then, as mentioned above, drive unit is shifted each pallet 60 shaping station of each hot-press equipment crossbeam below onto, raw material machine-shaping to be formed.Simultaneously, at the demoulding/material loading station of each hot-press forming device opposite side, finish the operation of the demoulding, material loading.Then, drive unit continue to promote each pallet 60, makes it enter demoulding station, be about to its place each demoulding equipment 220 below, as shown in Figure 5.At this moment, the lower end of linkage 2204 moves down under the effect of hydraulic cylinder 2202, and vacuum cup 2206 is pressed in lunch box inner surface after the moulding; Afterwards, the lower end of linkage 2204 moves up under the effect of hydraulic cylinder 2202, lunch box after the moulding is deviate from from former 70, next, lunch box promotes storehouse 2200 above above-mentioned sliding support moves to conveyer belt 230 tops and lunch box is placed on, by conveyer belt 230 lunch box after the moulding is sent production line, carry out face coat and handle.Then, by charging equipment 210 raw material is inserted in the empty former 70.Like this, just finished production process one time.Obviously, this production process can back and forth be carried out on demand.
Claims (11)
1, a kind of method of producing disposable lunch box is characterized in that, comprises the steps: harmless organic matter such as straw, bagasse or straw is pulverized, and admixes the moulding binder of harmless and easy degraded, forms raw material to be formed; Described raw material to be formed is extended under yin, yang mould extruding, heat the outer surface of described raw material to be formed simultaneously and make its partly solidified one-tenth scab, and discharge the steam that produces, the process of this extruding, exhaust repeats at least once, extremely described lunch box final molding; Lunch box after the moulding is carried out face coat with harmless surface-protective agent to be handled.
2, the method for production disposable lunch box as claimed in claim 1 is characterized in that, described moulding binder is a WL-21 type moulding binder; Described surface-protective agent is a WL-22 type surface-protective agent.
3, a kind of hot-press forming device of producing disposable lunch box is characterized in that, comprising: one has the lathe bed of guide rail; At least one column that is vertically set on the described lathe bed; One back timber, it is fixedly mounted on the upper end of described column with crossing described lathe bed horizontal stretching; One crossbeam, its be positioned at described back timber below, can slide up and down to be installed on the described column, and be parallel to described back timber ground horizontal stretching, form one group of formpiston at least at the lower surface of described crossbeam; One pallet, the direction that can be basically perpendicular to described crossbeam direction of extension in the described guide rail upper edge of described lathe bed moves back and forth, and has two groups and the corresponding former of described formpiston on the described pallet at least; The heater of the described yin, yang mould of one heating; One with the positioner of described pallet with respect to the clamping of the location of the formpiston on the described crossbeam; One makes described pallet make the pallet drive unit that moves back and forth; And
One hydraulic system, it comprises: the hydraulic cylinder that be installed between described crossbeam and the described back timber, the described crossbeam of driving moves up and down along described column; One has the hydraulic workstation of pressure switch and pilot-actuated valve; First oil pipe and second oil pipe that described hydraulic cylinder and described hydraulic workstation are coupled together.
4, hot-press forming device as claimed in claim 3 is characterized in that, described hydraulic cylinder is a double acting single-piston rod formula hydraulic cylinder, and its cylinder body is fixed on the described back timber, and piston rod is fixed on the described crossbeam.
5, a kind of production line of producing disposable lunch box is characterized in that, described production line comprises a plurality of production modules, and described each production module comprises: just like claim 3 or 4 described hot-press forming devices; One with pack into charging equipment in the former on the described pallet of described hot-press forming device of raw material to be formed; One demoulding equipment that the lunch box after the moulding in the former on the described pallet of described hot-press forming device is taken off,
Moving direction in the both sides of the described lathe bed of described hot-press forming device along described pallet all is provided with described charging equipment and described demoulding equipment,
Described each production module is formed described production line by the conveyer belt that connects in turn and install in the same side of described each hot-press forming device of pallet described in the described hot-press forming device.
6, the production line of production disposable lunch box as claimed in claim 5 is characterized in that, described production line can a shared power and the hydraulic workstation that is complementary of the quantity of described production module.
7, the production line of production disposable lunch box as claimed in claim 5 is characterized in that, described production line can a shared power and the pallet drive unit that is complementary of the quantity of described production module.
8, the production line of production disposable lunch box as claimed in claim 5, it is characterized in that described demoulding equipment comprises: one be substantially perpendicular to described pallet moving direction the horizontal slip support and one and the lunch box that is slidingly connected of described sliding support promote the storehouse.
9, the production line of production disposable lunch box as claimed in claim 8 is characterized in that, described lunch box promotes the storehouse and comprises: a linkage; One is connected with described linkage and drives the hydraulic cylinder of described linkage; With the lower end that is arranged on described linkage, quantity and position all with described hot-press forming device in the corresponding vacuum cup of former on the pallet.
10, a kind of disposable lunch box is characterized in that, described lunch box is produced according to method as claimed in claim 1 or 2.
11, a kind of disposable lunch box is characterized in that, described lunch box is with as claim 3 or 4 described device fabrications.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 97121141 CN1215111A (en) | 1997-10-17 | 1997-10-17 | Disposable lunch box production method, equipment and production line |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 97121141 CN1215111A (en) | 1997-10-17 | 1997-10-17 | Disposable lunch box production method, equipment and production line |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1215111A true CN1215111A (en) | 1999-04-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 97121141 Pending CN1215111A (en) | 1997-10-17 | 1997-10-17 | Disposable lunch box production method, equipment and production line |
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| Country | Link |
|---|---|
| CN (1) | CN1215111A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102154901A (en) * | 2010-01-12 | 2011-08-17 | 美卓造纸机械公司 | Paper machine for manufacturing fibrous material web |
| CN110000889A (en) * | 2019-05-05 | 2019-07-12 | 浙江众鑫环保科技有限公司 | A kind of plant fiber environment-protecting product production general assembly |
-
1997
- 1997-10-17 CN CN 97121141 patent/CN1215111A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102154901A (en) * | 2010-01-12 | 2011-08-17 | 美卓造纸机械公司 | Paper machine for manufacturing fibrous material web |
| CN110000889A (en) * | 2019-05-05 | 2019-07-12 | 浙江众鑫环保科技有限公司 | A kind of plant fiber environment-protecting product production general assembly |
| CN110000889B (en) * | 2019-05-05 | 2024-04-26 | 浙江众鑫环保科技集团股份有限公司 | Production assembly of plant fiber environment-friendly product |
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