CN1061006C - Fully pneumatic controlled automatic quantitative bag filling machine - Google Patents
Fully pneumatic controlled automatic quantitative bag filling machine Download PDFInfo
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- CN1061006C CN1061006C CN95110098A CN95110098A CN1061006C CN 1061006 C CN1061006 C CN 1061006C CN 95110098 A CN95110098 A CN 95110098A CN 95110098 A CN95110098 A CN 95110098A CN 1061006 C CN1061006 C CN 1061006C
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- signalling generator
- air chamber
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- housing
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Abstract
The present invention discloses a device for carrying out automatic quantitative bagging for powdered products and granular products. The present invention is composed of a detecting device for an unequal arm moment balance lever scale which is crosswise supported without abrasion, a bagging device which is composed of a feeding chamber (2), a fixed bag clamping plate (21) and a movable bag clamping plate (22), a logical program mechanism which is composed of a logical programmer (15) and information emitting devices (8), (10) and (17), and a controlling and actuating mechanism which is composed of two bidirectional piston type pneumatic feeding actuators (26) and (27) and a bag clamping actuator (23). The compressed air is used as working power; the present invention has the advantages of strong adaptability for environment, long running period, accurate quantitative control, simple structure, simple and convenient installation, use and maintenance, and low cost.
Description
The invention belongs to weighing and bagging apparatus, be specially a kind of fully pneumatic controlled automatic quantitative bag filling machine that powder, granular product is carried out the fully pneumatic controlled automatic quantitative pack of automatic ration pack.
At present, the device that powder, granular product is carried out the automatic ration pack can divide two classes: a class is that electric programming control, lever type mechanical detect automatic quantitative bag filling machine, and a class is microelectronics programming control, detection of electrons formula automatic quantitative bag filling machine.The weak point of above-mentioned two class automatic ration bagging apparatuss is: poor to compatible with environment, particularly to all conditional request strictnesses such as the medium of work-site, magnetic field, temperature, humidity;--gas shift component electronic element is a consumable accessory, makes the bagging apparatus of this two class short service life, is prone to fault, and maintenance capacity is big, is difficult for Operation and maintenance, and the Operation and maintenance personnel are required to have higher quality and technical merit; Complex structure involves great expense.
The purpose of this invention is to provide a kind of extremely strong to compatible with environment, cycle of oparation long, simple in structure, install and use and keep in repair fully pneumatic controlled automatic quantitative bagging apparatus easy, that cost is low carries out the automatic ration pack to powder, granular product.
To achieve these goals, technical scheme of the present invention is: the bag packer of this invention is by detecting device, bagging apparatus, logical program mechanism and control executing mechanism are formed, its detecting device is not for there being the unequal arm moment balance beam scale of wearing and tearing cross supporting, bagging apparatus is by feed intake storehouse and place fixedly folder bag plate and activity folder bag plate on the three-dimensional bracket to constitute of a tubular of erectting, the logic sequencer that logical program mechanism is made up of pneumatic " not gate " logical component and three signalling generators constitute, control executing mechanism is to be made of the pneumatic pneumatic folder bag actr of bidirectional piston that feeds intake actr and two and connect of two bidirectional piston formulas, logic sequencer not only links to each other with the compressed-air actuated air compressor of supply with pipeline, but also link to each other with three signalling generators with three actrs respectively with pipeline, a whole set of bag packer pressurized air when operation is unique operation power.
The present invention compares with present existing bag packer, has following advantage and good effect:
1, because this bag packer is to be unique operation power with compressor compressed and supplied air, do not have--gas shift element or electronic component, therefore extremely strong to compatible with environment, have no effect to the use of this machine in the medium of work-site, dust, temperature, humidity, magnetic field etc.;
2, full machine operation does not have wearing and tearing except that the two-way pneumatic actr, and the continuous working cycle is long, and operation can reach few, the long service life of fault 2,000,000 times continuously;
3, quantitative control accuracy height can surpass the GB2440--91 standard, single bag error≤1.25 ‰;
4, pack speed is fast, and maximum quantitatively pack speed reaches 900 bags/hour;
5, simple in structure, machine volume 1100 * 550 * 700mm, logic sequencer volume 100 * 150 * 60mm, install and use easy, easily maintenance;
6, cost is low, only be microelectronics programming control, detection of electrons formula automatic quantitative bag filling machine cost 1/2;
7, of many uses, every powder granular products packing all can be equipped with, and packs as all available machines such as chemical products, chemical fertilizer product, cement, breeze, grain, sugar, salt, fire clays.
Below in conjunction with accompanying drawing and with embodiment the present invention is done to be described in detail:
Fig. 1: external form figure of the present invention;
Fig. 2: inner structure scheme drawing of the present invention;
Fig. 3: the external form figure of logic sequencer of the present invention;
Fig. 4: the structural representation of logic sequencer of the present invention;
Fig. 5: the structural representation of signalling generator of the present invention;
Fig. 6: the scheme drawing of cross reed group of the present invention;
Fig. 7: the inner passage scheme drawing of logic degree device housing.
Bag packer of the present invention is in the lower end is equipped with a casing of support, is provided with detecting device, bagging apparatus, control executing mechanism and the logical program mechanism of this bag packer, it is characterized in that:
(1), detecting device is not for there being the unequal arm moment balance beam scale of wearing and tearing cross supporting;
(2), bagging apparatus is to be equipped with a discharging opening in the left side, lower end in a barrel-contoured storehouse 2 that feeds intake of erectting, on discharging opening, be equipped with a feeding door 25 of can the Spin Control discharging opening opening and closing, the feed intake bottom in storehouse 2 is equipped with a three-dimensional bracket 24 that is hooked in the unequal arm moment balance beam scale left part of not having the supporting of wearing and tearing cross, the inboard, lower end of three-dimensional bracket 24 left and right sides frame-saws is fixed with the fixedly folder bag plate of being made up of metal sheet and rubber plate 21, and the inboard, upper end of the left and right sides frame-saw of support 24 is connected with two blocks of activity folder bag plates 22 that can outwards rotate unlatching;
(3), control executing mechanism is that the nylon sleeve 19 that is equipped with by its two ends is connected with two movable arms 20 in the outside, three-dimensional bracket 24 upper ends of bagging apparatus, respectively is connected with the moving folder bag actr 23 of a two-way piston type pneumatic; Be connected with two horizontal connecting panels 29 on the left side bulkhead in the storehouse 2 that feeds intake in bagging apparatus, the end of connecting panel 29 connects a movable arm 28 by adapter shaft, be connected with on its movable arm 28 two respectively with the exit wall in the adapter shaft of feeding door 25 and the storehouse 2 that feeds intake on pneumatic actr 27 and 26 of feeding intake of bidirectional piston formula that are connected;
(4), logical program mechanism is that adapter plate 13 is provided with logic sequencer 15; On the adapter plate 11 that is equipped with bottom the right-hand member of the unequal arm moment balance beam scale that does not have the supporting of wearing and tearing cross, be equipped with signalling generator 8 and signalling generator 10; Side at the three-dimensional bracket 24 of bagging apparatus has a folder bag signalling generator 17.
Unequal arm moment balance beam scale as the supporting of the nothing of detecting device wearing and tearing cross, be two ends at a centre bearing plate 3 of vertically erectting that is connected with the right side bulkhead in the storehouse 2 that feeds intake with bolt, be equipped with two cross reed groups 16 as centre bearing point, be provided with two tabular levers of laterally erectting 5 below the centre bearing plate 3, tabular lever 5 is connected with centre bearing plate 3 by cross reed group 16, tabular lever 5 is in the length on the centre bearing plate 3 right sides length greater than its left side, the left end end of tabular lever 5 is equipped with the cross reed group 1 as left supporting-point, be equipped with cross reed group 9 on the right-hand member end of tabular lever 5 as right supporting-point, and in the right side of centre bearing plate 3, the centre of tabular lever 5 is equipped with the tabular lever 6 of the horizontal setting that has scale and rider 4, tabular lever 5 and tabular lever 6 respectively with place its connecting panel 7 above right-hand member to be weldingly connected to connect, the bottom of the cross reed group 9 of the right-hand member of tabular lever 5 hangs with the counterweight 12 that weighing is used.
The logic sequencer of logical program mechanism, its external form as shown in Figure 3, its bottom is a cuboid, top is six identical bluff body A of size, B, C, D, E, the sequencer housing 30 that F forms, housing 30 is built-in with six pneumatic " not gate " logical components, the structure of its this pneumatic " not gate " logical component as shown in Figure 4, be to be equipped with source of the gas gas access passage 39 in the bottom of the ball-type spool 38 that places central authorities, passage 39 is connected with Air compressor 14 by pipeline, it around the ball-type spool 38 the gas output air chamber 37 of circular cavity, the push rod 36 of diaphragm 34 control one is opened in the top of ball-type spool 38, one side of push rod 36 is the pressure release passage 35 of gas output air chamber 37, the upper end of push rod 36 is with the hard chip 31 of a circle, the outside thread that push rod 36 upper ends are equipped with matches with nut 32, make it hard chip 31 and open control diaphragm 34 to be fixed on the push rod 36, top open control air chamber 33 and the signal line 40 that is connected with signalling generator is connected, the gas output chamber 37 in six logical components is connected with three bidirectional piston formula pneumatic actuators by pipeline respectively; Be equipped with six output air chamber interfaces 41 that communicate with output air chamber 37 on the right edge of the bottom of its housing 30 cuboids.
Signalling generator 8 in the logical program mechanism and signalling generator 10, its structure as shown in Figure 5, be to be circular groove in the upper end, lower end central authorities are equipped with in the square casing 44 of passage 43, place a upper end and have annular groove 46, central authorities have the upper coarse and lower fine cylindrical spout 45 of a passage, the top of nozzle 45 is equipped with a T-shaped baffle plate 49 of putting upside down, there is the gland 51 of a square-outside and round-inside housing 44 upper ends, baffle plate positioning film 47 is fixed on the housing 44, gland 51 fixes with housing 44 usefulness bolts, passage 43 is connected with the signal line 40 of logical component by pipeline, thereby has constituted the signalling generator element of signalling generator; In the upper coarse and lower fine columniform housing 53 that this signalling generator element top is equipped with, be placed with the thimble 56 that is with spring 52, there is the nut 55 of an adjustment spring force upper end, and housing 53 is fixed on the connecting panel 7 of the unequal arm moment balance beam scale right-hand member that does not have the supporting of wearing and tearing cross, thereby constituted signalling generator control thimble with fix screw 54; The folder bag signalling generator 17 of logical program mechanism, be on the adapter plate of folder bag signalling generator 17, be equipped with a signalling generator element as signalling generator 8 and signalling generator 10, put a control stalk that adapter shaft is connected, its other end can be up and down 18 on the side plate with adapter plate in signalling generator element top, the passage of signalling generator 17 bottoms is connected with corresponding signal line 40 in the logic sequencer 15 with pipeline.
Cross reed group 1 on the tabular lever 5 left end ends of the unequal arm moment balance beam scale of nothing wearing and tearing cross supporting, be two ends in two oppositely directed dihedral plates 57 and 59, respectively be equipped with the reed 58 and 61 of a slice level, being equipped with 60, three reeds of the vertical reed of a slice on the side of dihedral plate 59 fixes together with bolt and two dihedral plates respectively.
The automatic ration of this bag packer pack process as:
This bag packer is in operation during work, is that the pressurized air with the 0.6map that provided by Air compressor is an operation power all the time.When beginning to operate, the operator is enclosed within packaging bag outside the activity folder bag plate 22 of bagging apparatus earlier, touch the control stalk 18 of folder bag signalling generator 17 again with hand, baffle plate in the signalling generator 17 leaves nozzle, what make on the logic sequencer logical component among the bluff body A opens control air chamber 33-A air pressure through signal line 40-A pressure release, this moment, push rod 36-A and ball-type spool 38-A moved up, make output air chamber 37-A that output pressure be arranged, this output pressure is delivered to the right-hand member that output air chamber interface 41-A reaches folder bag actr 23 again via the inner passage of housing 30, what the inner passage by housing 30 passed on the logic sequencer 15 logical component among the bluff body B simultaneously opens control air chamber 33-B, and the output air chamber 37-B pressure release of bluff body B is exported to there not being air pressure, folder bag actr 23 left end air pressure are decreased, and make folder bag actr 23 finish the folder bag action; Export simultaneously air chamber 37-A by logic sequencer housing 30 the inner passage and be made in wherein aperture--vapour lock is delivered to the logical component signal line 40-C among the bluff body C, for it provides pneumatic supply.The right-hand member of the tabular lever 5 in the beam scale drops on the adapter plate 11 of signalling generator under the action of gravity of quantitative counterweight 12 at this moment, thimble on the tabular lever end connecting panel 7 is pushed down the baffle plate 48 of signalling generator, baffle plate is blocked nozzle 45, thereby make and open the control air chamber 33-C signal that boosted among the bluff body C on the sequencer that communicates by signal line 40-C with passage 43, make output air chamber 37-C no-output air pressure, output air chamber 37-C air pressure is delivered to output air chamber interface 41-C through housing 30 inner passages, and reach the lower end of the actr 26 that feeds intake and deliver to by the inner passage of housing 30 that logical component opens the control air chamber among the bluff body D, make of the pressure release passage 35-C pressure release of two place's air pressure whiles through output air chamber 37-C and the bluff body C of bluff body C, make and open control air chamber 33-D no signal, and make output air chamber 37-D that air pressure output be arranged, the output pressure of output air chamber 37-D is delivered to the upper end that output air chamber interface 41-D reaches the actr 26 that feeds intake through the inner passage of housing 30, and make this actr action, feeding door 25 is opened certain aperture.
The output pressure of output air chamber 37-D is delivered to signal line 40-E and is opened control air chamber 33-E by enclosure interior passage and the vapour lock that is made in wherein simultaneously, this moment because of by signal line 40-E with to open the state of controlling signalling generator 10 that air chamber 33-E is connected and 8 identical, open the control air chamber 33-E signal that boosted and make, make output air chamber 37-E no-output air pressure, output pressure is delivered to output air chamber interface 41-E simultaneously through the inner passage of housing 30, open control air chamber 33-F and reach the upper end of the actr 27 that feeds intake and pass to through the inner passage of housing 30, make output air chamber 37-F that output be arranged, the air pressure of this output is delivered to output air chamber interface 41-F through the inner passage of housing 30, and reach the lower end of feeding door actr 27, make actr 27 actions, will throw grain door 25 standard-sized sheets.
When the material in the packaging bag is filled to the 80-90% of quantitative values, the right-hand member of lever 5 is moving on the right part under the action of the spring of signalling generator 8 control thimbles 56, thereby the control thimble that makes signalling generator 10 leaves the baffle plate 49 of signalling generator 10, make baffle plate and nozzle from, the air pressure that opens control air chamber 33-E is through the nozzle pressure release, make the output of bluff body E and bluff body F anti-phase, cause actr 27 counteragents, and feeding door 25 is closed most.
When material is filled to full quantitative values in the packaging bag, when making lever 5 left supporting-point to the moment between centre bearing point be equal to or greater than the moment of right supporting-point between centre bearing point, the lever right-hand member moves on continuing, make the thimble of signalling generator 8 leave baffle plate, to making baffle plate leave nozzle, and make open control air chamber 33-C through signal line 40-C by nozzle 45 pressure releases, make bluff body C and bluff body D output pressure anti-phase, cause actr 26 counteragents, and, reach the purpose of quantitative weighing with feeding door 25 Close Alls.
The output pressure of bluff body C is delivered to through vapour lock by the inner passage of housing 30 and is opened control air chamber 33-A simultaneously, make and open control air chamber 33-A and boost, make the output air chamber 37-A of bluff body A not have air pressure output, the output air chamber 37-B of bluff body B has output, bluff body A and B are anti-phase, make the action of folder bag actr 23 reversing senses, thereby folder bag plate 22 is unclamped, the packaging bag of filling material falls, and finishes the overall process of quantitative weighing and pack.
Claims (6)
1. a fully pneumatic controlled automatic quantitative bag filling machine is in the lower end is equipped with a casing of support, is provided with detecting device, bagging apparatus, control executing mechanism and the logical program mechanism of this bag packer, it is characterized in that:
Detecting device is not for there being the unequal arm moment balance beam scale of wearing and tearing cross supporting;
Bagging apparatus is to be equipped with a discharging opening in the left side, lower end in a barrel-contoured storehouse that feeds intake (2) of erectting, on discharging opening, be equipped with a feeding door (25) of can the Spin Control discharging opening opening and closing, the feed intake bottom in storehouse (2) is equipped with the three-dimensional bracket (24) that is hooked in the unequal arm moment balance beam scale left part of not having the supporting of wearing and tearing cross, the inboard of the frame-saw bottom, the left and right sides of three-dimensional bracket (24), be fixed with the fixedly folder bag plate of being made up of metal sheet and rubber plate (21), the inboard of the frame-saw upper end, the left and right sides of support (24) is connected with two blocks of activity folder bag plates (22) that can outwards rotate unlatching;
Control executing mechanism is the outer hand hay cutter in three-dimensional bracket (24) upper end at bagging apparatus, by nylon sleeve (19) two movable arms of bonded assembly (20) that its two ends are equipped with, respectively is connected with a two-way piston type pneumatic and moves folder bag actr (23); Be connected with two horizontal connecting panels (29) on the left side bulkhead in the storehouse that feeds intake (2) in bagging apparatus, the end of connecting panel (29) connects a movable arm (28) by adapter shaft, be connected with on its movable arm (28) two respectively with the exit wall of the adapter shaft of feeding door (25) and the storehouse that feeds intake (2) on the pneumatic actr that feeds intake of bidirectional piston formula (27) and (26) that are connected;
Logical program mechanism is that adapter plate (13) is provided with logic sequencer (15); Be equipped with signalling generator (8) and signalling generator (10) on the adapter plate (11) that is equipped with in the right-hand member bottom of the unequal arm moment balance beam scale that does not have the supporting of wearing and tearing cross, one folder bag signalling generator (17) arranged at a side of the three-dimensional bracket (24) of bagging apparatus.
2. fully pneumatic controlled automatic quantitative bag filling machine according to claim 1, it is characterized in that: the unequal arm moment balance beam scale that does not have the supporting of wearing and tearing cross, be two ends at a centre bearing plate (3) of vertically erectting that is connected with the right side bulkhead of the storehouse that feeds intake (2) with bolt, be equipped with two cross reed groups (16) as centre bearing point, be provided with two tabular levers of laterally erectting (5) below the centre bearing plate (3), tabular lever (5) is connected with centre bearing plate (3) by cross reed group (16), tabular lever (5) is in the length on centre bearing plate (3) the right side length greater than its left side, be equipped with cross reed group (1) on the left end end of tabular lever (5) as left supporting-point, be equipped with cross reed group (9) on the right-hand member end of tabular lever (5) as right supporting-point, the bottom of cross reed group (9) hangs with the counterweight (12) that weighing is used, and in the right side of centre bearing plate (3), be equipped with the tabular lever (6) of the horizontal setting that has scale and rider (4) in the middle of the tabular lever (5), lever (5) (6) respectively with place its connecting panel (7) above right-hand member to be weldingly connected to connect.
3. fully pneumatic controlled automatic quantitative bag filling machine according to claim 1, it is characterized in that: the logic sequencer of logical program mechanism (15), be to be cuboid in its bottom, top is identical six bluff bodies (A) of size, (B), (C), (D), (E), (F) in the logic sequencer housing (30), be equipped with six pneumatic " not gate " logical components, its this logical component is to be equipped with the source of the gas gas access passage (39) that is connected with Air compressor (14) with pipeline in the bottom of the ball-type spool (38) that places central authorities, ball-type spool (38) is the gas output air chamber (37) of circular cavity all around, the top of ball-type spool (38) be one opened the control diaphragm (34) control push rod (36), one side of push rod (36) is the pressure release passage (35) of output air chamber (37), push rod (36) upper end is with the hard chip (31) of a circle, the outside thread that push rod (36) upper end is equipped with matches with nut (32), make it hard chip (31) and open control diaphragm (34) to be fixed on the push rod (36), the control air chamber (33) that opens on top is connected with the signal line that links to each other with signalling generator (40), gas output air chamber (37) in six logical components is connected with three bidirectional piston formula pneumatic actuators (23) (26) (27) of control executing mechanism by pipeline respectively, be equipped with on the bottom side of its housing (30) cuboid six with export the output air chamber interfaces (41) that air chamber (37) communicates.
4. fully pneumatic controlled automatic quantitative bag filling machine according to claim 1, it is characterized in that: signalling generator of logical program mechanism (8) and signalling generator (10), be to be circular groove in the upper end, lower end central authorities have in the square casing (44) of passage (43), place a upper end and have toroidal cavity (46), central authorities have the upper coarse and lower fine cylindrical spout (45) of a passage, the top of nozzle (45) is equipped with a T-shaped baffle plate (49) of putting upside down, there is the gland (51) of a square-outside and round-inside housing (44) upper end, baffle plate positioning film (47) is fixed on the housing (44), gland (51) fixes with bolt with housing (44), passage (43) is connected with the signal line (40) of logical component by pipeline, thereby constituted the signalling generator element of signalling generator (8) and (10), in the upper coarse and lower fine columniform housing (53) that this signalling generator element top is equipped with, be placed with the thimble (56) that is with spring (52), the upper end is equipped with the nut (55) of an adjustment spring force, and housing (53) is fixed on the connecting panel (7) of the unequal arm moment balance beam scale right-hand member that does not have the supporting of wearing and tearing cross, thereby constituted signalling generator control thimble with fix screw (54).
5. according to claim 1 or 4 described fully pneumatic controlled automatic quantitative bag filling machines, it is characterized in that: the folder bag signalling generator (17) of logical program mechanism, be on adapter plate, to be equipped with a signalling generator element as signalling generator (8) and signalling generator (10), in this signalling generator element top, be equipped with a control stalk that adapter shaft is connected, the other end can be up and down (18) on the side plate with adapter plate, the passage of signalling generator (17) bottom is connected with corresponding signal line (40) in the logic sequencer with pipeline.
6. fully pneumatic controlled automatic quantitative bag filling machine according to claim 1 and 2, it is characterized in that: the cross reed group (1) on tabular lever (5) the left end end of the unequal arm moment balance beam scale of nothing wearing and tearing cross supporting, be two ends in two oppositely directed dihedral plates (57) and (59), respectively be equipped with reed (58) and (61) of a slice level, be equipped with the vertical reed of a slice (60) on the side of dihedral plate (59), three reeds fix together with bolt and two dihedral plates respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN95110098A CN1061006C (en) | 1995-03-13 | 1995-03-13 | Fully pneumatic controlled automatic quantitative bag filling machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN95110098A CN1061006C (en) | 1995-03-13 | 1995-03-13 | Fully pneumatic controlled automatic quantitative bag filling machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1131110A CN1131110A (en) | 1996-09-18 |
| CN1061006C true CN1061006C (en) | 2001-01-24 |
Family
ID=5077521
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN95110098A Expired - Fee Related CN1061006C (en) | 1995-03-13 | 1995-03-13 | Fully pneumatic controlled automatic quantitative bag filling machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1061006C (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7038744B2 (en) * | 2002-01-09 | 2006-05-02 | Konica Corporation | Polarizing plate having a stretched film on a side thereof and liquid crystal display employing the same |
| CN101837839B (en) * | 2010-05-17 | 2012-09-12 | 徐浩钟 | Metering and bagging machine |
| CN102398687A (en) * | 2011-07-15 | 2012-04-04 | 北京诚益通控制工程科技股份有限公司 | Feeding mechanism of metering racking machine |
| CN110641768B (en) * | 2019-09-26 | 2021-04-16 | 江西省一江秋粮油有限公司 | Rice circulating quantitative weighing method |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3789573A (en) * | 1972-09-25 | 1974-02-05 | Lobee Pump Mfg Co | Automatic bagging machine |
| CN1034895A (en) * | 1988-12-09 | 1989-08-23 | 柳州铁路局桂林采石水泥厂 | Powder or particulate matter automatic bagging and weighing equipment |
| CN2057405U (en) * | 1989-09-07 | 1990-05-23 | 辛广山 | Automatic quantitative machine for packaging grain into bag |
| CN1059317A (en) * | 1990-08-20 | 1992-03-11 | 北京西城区新开通用试验厂 | Particle or granular material automatic weighing and packing machine |
| CN2106796U (en) * | 1991-09-11 | 1992-06-10 | 湖南省东江水泥厂 | Microcomputer-controlled powder filling apparatus |
| US5163525A (en) * | 1991-08-12 | 1992-11-17 | The Don Marshall Co. | Weighing and gross bagging apparatus |
-
1995
- 1995-03-13 CN CN95110098A patent/CN1061006C/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3789573A (en) * | 1972-09-25 | 1974-02-05 | Lobee Pump Mfg Co | Automatic bagging machine |
| CN1034895A (en) * | 1988-12-09 | 1989-08-23 | 柳州铁路局桂林采石水泥厂 | Powder or particulate matter automatic bagging and weighing equipment |
| CN2057405U (en) * | 1989-09-07 | 1990-05-23 | 辛广山 | Automatic quantitative machine for packaging grain into bag |
| CN1059317A (en) * | 1990-08-20 | 1992-03-11 | 北京西城区新开通用试验厂 | Particle or granular material automatic weighing and packing machine |
| US5163525A (en) * | 1991-08-12 | 1992-11-17 | The Don Marshall Co. | Weighing and gross bagging apparatus |
| CN2106796U (en) * | 1991-09-11 | 1992-06-10 | 湖南省东江水泥厂 | Microcomputer-controlled powder filling apparatus |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1131110A (en) | 1996-09-18 |
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According to article 9 of the patent law and article 12 of the detailed rules for the implementation of the patent law: The invention patent of 95110098.X is issued as an authorization announcement in the current period, and at the same time, the 95230300 utility model patent shall be given up, and the patent right waiver announcement shall be made on the 17 edition of the 04 edition of the utility model. |
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