CN112693705A - Automatic packaging method for elastic strip production - Google Patents
Automatic packaging method for elastic strip production Download PDFInfo
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- CN112693705A CN112693705A CN202011588925.4A CN202011588925A CN112693705A CN 112693705 A CN112693705 A CN 112693705A CN 202011588925 A CN202011588925 A CN 202011588925A CN 112693705 A CN112693705 A CN 112693705A
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- elastic
- elastic strip
- elastic strips
- strips
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
- B65B65/00—Details peculiar to packaging machines and not otherwise provided for; Arrangements of such details
- B65B65/003—Packaging lines, e.g. general layout
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
- B65B35/00—Supplying, feeding, arranging or orientating articles to be packaged
- B65B35/10—Feeding, e.g. conveying, single articles
- B65B35/16—Feeding, e.g. conveying, single articles by grippers
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
- B65B35/00—Supplying, feeding, arranging or orientating articles to be packaged
- B65B35/30—Arranging and feeding articles in groups
- B65B35/50—Stacking one article, or group of articles, upon another before packaging
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
- B65B53/00—Shrinking wrappers, containers, or container covers during or after packaging
- B65B53/02—Shrinking wrappers, containers, or container covers during or after packaging by heat
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
- B65B57/00—Automatic control, checking, warning, or safety devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
- B65B61/00—Auxiliary devices, not otherwise provided for, for operating on sheets, blanks, webs, binding material, containers or packages
- B65B61/26—Auxiliary devices, not otherwise provided for, for operating on sheets, blanks, webs, binding material, containers or packages for marking or coding completed packages
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
- B65B63/00—Auxiliary devices, not otherwise provided for, for operating on articles or materials to be packaged
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
- B65B63/00—Auxiliary devices, not otherwise provided for, for operating on articles or materials to be packaged
- B65B63/08—Auxiliary devices, not otherwise provided for, for operating on articles or materials to be packaged for heating or cooling articles or materials to facilitate packaging
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Auxiliary Devices For And Details Of Packaging Control (AREA)
Abstract
The invention provides an automatic packaging method for elastic strip production, which comprises the following steps that the elastic strip is heated in an electric furnace; the elastic strip is discharged out of the furnace and then enters a cooling water tank for cooling; the elastic strip is conveyed into the oil spraying machine through the mesh belt and is sprayed with oil through the atomizing oil spraying head; the elastic strip falls into an oil draining groove after oil draining is finished in the oil draining area; sorting the elastic strips in the oil leaching tank, and stacking 10 elastic strips in a group through visual detection; feeding the two groups of stacked elastic strips into a shrink film space for cutting, and heating the shrink film coated outside the elastic strips to enable the shrink film to be attached to the elastic strips; after the packaged elastic strips are cooled, the packaged elastic strips are printed by a spray printing marking machine and finally stacked on a tray; fixing the packaging elastic strip on a tray, and handling and warehousing the packaging elastic strip by a crane or a forklift. The invention solves the problems that the automation degree is not high when the elastic strip is packaged, the potential safety hazard exists in manual packaging, the efficiency is not high, and the appearance and the quality of the elastic strip need to be ensured in the elastic strip packaging process.
Description
Technical Field
The invention relates to the technical field of railway track equipment production, in particular to an automatic packaging method for elastic strip production.
Background
Railway rails are components for supporting and orienting a locomotive, and are fixed to sleepers of a track bed by elastic fasteners. The buckling and pressing piece of the elastic fastener is mainly an elastic strip, and the buckling and pressing piece generates buckling and pressing force to act on the rail through bending and twisting deformation of the elastic strip, so that reliable connection between the steel rails is effectively ensured for a long time, the integrity of the rail is kept as much as possible, the steel rails are prevented from moving longitudinally and transversely relative to the sleeper, and the rail gauge is ensured to be normal, thereby ensuring the running safety of rail vehicles.
Because the bullet strip raw and other materials are steel, very easily receive humid environment's erosion and produce the corruption and then influence the outward appearance and the sale of bullet strip in storage and transportation, consequently need carry out anticorrosive treatment to the bullet strip in bullet strip production packaging process, slow down the bullet strip corrosion, guarantee the quality of bullet strip.
Traditional bullet strip packaging process goes on through the manual work usually, because bullet strip need temper with but, has great potential safety hazard under the manual operation condition, simultaneously, because the degree of automation among the bullet strip packaging process is not high, when paying out more labour cost, manual packaging's efficiency is also lower, and the link up of workman is high-efficient and orderly inadequately between the process, consequently, need urgently to provide an automatic packaging method of bullet strip production.
The chinese patent application "cn2017104961. x" production method of steel wire rod for railway elastic strip fastener by direct cold roll forming "relates to the process of producing and packaging elastic strip, but it focuses on explaining and introducing the forming of elastic strip, lacks the limitation on the specific operation process of elastic strip packaging, lacks the processes of anti-corrosion operation and film-covering group packaging in the packaging process, and is not favorable for the efficient and orderly process of elastic strip production and packaging.
Disclosure of Invention
In order to solve the problem that the automation degree is not high during the packing of the elastic strip in the prior art, the potential safety hazard and the efficiency are not high in manual packing, and the appearance and the quality of the elastic strip are required to be ensured in the packing process of the elastic strip. The invention provides an automatic packaging method for elastic strip production.
An automatic packaging method for elastic strip production comprises the following steps,
tempering: heating the elastic strip in an electric furnace at the temperature of 500-540 ℃ for 60 minutes, and discharging the heated elastic strip out of the furnace at the temperature of 290-320 ℃;
and (3) cooling: the elastic strips are discharged out of the furnace and then enter a cooling water tank to be cooled to 60-90 ℃, and the elastic strips are conveyed to a mesh belt through a lifter to be conveyed;
oil injection: the elastic strip is conveyed into the oil spraying machine through the mesh belt and is sprayed with oil through the atomizing oil spraying head;
oil leaching: the elastic strip falls into an oil draining groove after oil draining is finished in the oil draining area;
material stacking: sorting the elastic strips in the oil leaching grooves, putting the elastic strips on a chain plate type conveying belt in a uniform direction for conveying, and stacking 10 elastic strips into a group;
film feeding and sealing cutting: feeding the two groups of stacked elastic strips into a shrink film chamber side by side and cutting the shrink film based on the elastic strips;
heating and cooling: heating the shrink film coated outside the elastic strip to shrink the shrink film to be attached to the elastic strip, and cooling the packaged elastic strip on a mesh belt;
printing: printing the packaged elastic strips on a shrink film through a spray printing marking machine to obtain elastic strip information, wherein the elastic strip information comprises a production date, a manufacturer and a product identification two-dimensional code;
stacking: stacking the packaged and cooled elastic strips on a tray;
and (4) checking: detecting elastic strips on the tray;
warehousing: and fixing the elastic strips qualified by detection on a tray, and handling and warehousing the elastic strips by a crane or a forklift.
Further, the elastic strip is heated in a continuous electric furnace in the tempering process, and the time for the elastic strip to pass through the electric furnace is 60 minutes.
Furthermore, the chain type hoister is used for conveying the elastic strips in the cooling process.
Furthermore, in the oil spraying process, the elastic strips receive continuous spraying of the atomizing oil spray head on the mesh belt, and the continuous spraying length is 1-2 m.
Furthermore, the mechanical arm is used for sorting the elastic strips in the stacking process.
Furthermore, the elastic strips are grouped and bundled by a six-axis manipulator with a visual function in the stacking process.
Further, the heating time in the heating and cooling processes is set according to the thickness and temperature requirements of the shrink film, and the mesh belt speed in the heating process is determined according to the heating time.
Further, the normal heating time in the heating and cooling process is 10-15 s, if the thickness of the shrink film is thick or the temperature requirement is high, the heating time is increased, and if the thickness of the shrink film is thin or the temperature requirement is low, the heating time is reduced.
Further, the stacking process is realized through a stacking robot or a three-coordinate manipulator.
Further, the inspection purpose in the inspection process comprises the detection of the quality of the elastic strip and the detection of the packaging quality.
Compared with the prior art, the invention has the beneficial effects that:
the invention provides an automatic packaging method for elastic strip production, which comprises the following automatic operation processes of tempering, cooling, oil spraying, oil draining, stacking, film feeding, sealing and cutting, heating, cooling, stacking, checking and warehousing; the automatic operation of the elastic strip production and packaging is realized, the labor cost is reduced, the production efficiency is improved, and meanwhile, the potential safety hazard caused by direct contact between workers and the elastic strip production process is avoided;
through the arrangement of the tempering and cooling steps, the residual stress generated during workpiece quenching is eliminated, deformation and cracking are prevented, the hardness, strength, plasticity and toughness of the workpiece are adjusted, and the service performance requirement is met;
through the arrangement of the oil spraying and oil draining steps, an anti-corrosion oil layer is coated outside the elastic strip, and the condition that the appearance and the sales condition of the elastic strip are influenced due to the fact that the elastic strip is not rusted in the storage and transportation processes is guaranteed.
Drawings
Fig. 1 is a schematic overall flow chart of an automatic packaging method for elastic strip production according to the invention.
Detailed Description
The invention will be further explained with reference to the following figures and specific examples:
as shown in fig. 1, an automatic packaging method for elastic strip production specifically includes the following steps,
tempering: heating the elastic strip in an electric furnace at the temperature of 500-540 ℃ for 60 minutes, and discharging the heated elastic strip out of the furnace at the temperature of 290-320 ℃;
and (3) cooling: the elastic strips are discharged out of the furnace and then enter a cooling water tank to be cooled to 60-90 ℃, and the elastic strips are conveyed to a mesh belt through a lifter to be conveyed;
oil injection: the elastic strip is conveyed into the oil spraying machine through the mesh belt and is sprayed with oil through the atomizing oil spraying head;
oil leaching: the elastic strip falls into an oil draining groove after oil draining is finished in the oil draining area;
material stacking: sorting the elastic strips in the oil leaching grooves, putting the elastic strips on a chain plate type conveying belt in a uniform direction for conveying, and stacking 10 elastic strips into a group;
film feeding and sealing cutting: feeding the two groups of stacked elastic strips into a shrink film space and cutting the shrink film on the basis of the elastic strips;
heating and cooling: heating the shrink film coated outside the elastic strip to shrink the shrink film to be attached to the elastic strip, and cooling the packaged elastic strip on a mesh belt;
printing: printing the packaged elastic strips on a shrink film through a spray printing marking machine to obtain elastic strip information, wherein the elastic strip information comprises a production date, a manufacturer and a product identification two-dimensional code;
stacking: stacking the packaged and cooled elastic strips on a tray;
and (4) checking: detecting elastic strips on the tray;
warehousing: and fixing the elastic strips qualified by detection on a tray, and handling and warehousing the elastic strips by a crane or a forklift.
Through the automatic operation processes of tempering, cooling, oil spraying, oil draining, material stacking, film feeding, sealing and cutting, heating and cooling, stacking, checking and warehousing; the automatic operation of the elastic strip production and packaging is realized, the labor cost is reduced, the production efficiency is improved, and meanwhile, the potential safety hazard caused by direct contact between workers and the elastic strip production process is avoided; through the arrangement of the tempering and cooling steps, the residual stress generated during workpiece quenching is eliminated, deformation and cracking are prevented, the hardness, strength, plasticity and toughness of the workpiece are adjusted, and the service performance requirement is met; through the arrangement of the oil spraying and oil draining steps, an anti-corrosion oil layer is coated outside the elastic strip, and the condition that the appearance and the sales condition of the elastic strip are influenced due to the fact that the elastic strip is not rusted in the storage and transportation processes is guaranteed.
As an embodiment, the tempering process is performed by heating the elastic strip in a continuous electric furnace, and the time for passing the elastic strip through the electric furnace is 60 minutes.
It can be understood that the process of returning through the mode of electric stove continuous heating heats while the bullet strip carries out continuous transport on the guipure, has guaranteed the continuity of bullet strip processing, and it is more automatic and orderly to compare in the mode of putting the bullet strip fixedly in the electric stove and carrying out the heating in, makes the technological process simplify and be convenient for operate.
As an implementation mode, the elevator in the cooling process adopts a chain elevator to convey the elastic strips.
As an implementation mode, in the oil spraying process, the elastic strip receives continuous spraying of the atomizing oil spraying head on the mesh belt, and the continuous spraying length is 1-2 m.
It can be understood that, in the spraying process, the atomizing oil spray head continuously sprays for a certain distance, so that the uniformity of oiling and covering of the elastic strip is ensured, an anti-corrosion oil layer is also coated on the surface of the elastic strip below the atomizing oil spray head, and the storage and the transportation of the elastic strip are facilitated.
As an implementation mode, the stacking process sorts the elastic strips through a mechanical arm.
As an implementation mode, the elastic strips are grouped and bundled by a six-axis manipulator with a visual function in the material stacking process.
It can be understood that, the above-mentioned six manipulators that carry out letter sorting and through taking visual function to the bullet strip carry out the group code bundle all through intelligent device to the bullet strip and have improved the degree of automation of packaging process, make manual operation simpler.
As an implementation manner, the heating time in the heating and cooling process is set according to the thickness and temperature requirements of the shrink film, and the mesh belt speed in the heating process is determined according to the heating time.
In one embodiment, the heating and cooling process is normally carried out for 10-15 s, and the heating time is increased when the thickness of the shrink film is large or the temperature requirement is high, and the heating time is decreased when the thickness of the shrink film is small or the temperature requirement is low.
It can be understood that, because the length to the heating machine of flexible membrane is limited and heating length should not be over long because of economic cost consideration, wherein obviously can learn, the temperature requires more heating duration of high needs, the temperature requires lowly then needs shorter heating duration, simultaneously in limited heating length, heating time is inversely proportional with the speed of guipure, consequently in actual operation process, under the invariable condition of heating temperature of heating machine, select suitable heating time according to the membrane thickness can realize the laminating of shrink membrane and bullet strip under the different membrane thickness circumstances, guipure speed then is reachd by heating time and heating length.
As an implementation, the palletizing process is implemented by a palletizing robot or a three-coordinate manipulator.
It can be appreciated that the palletizing process by a palletizing robot or a three-coordinate manipulator also increases the automation degree of the production and packaging of the elastic strips.
As one possible embodiment, the testing purpose in the testing process includes the detection of the quality of the elastic strip and the detection of the packaging quality.
When the heating device is used specifically, the elastic strips are heated for 60 minutes by a continuous electric furnace with the length of 14 meters, the heating temperature of the electric furnace is set to 520 ℃, the elastic strips are discharged from the furnace by 36-50 pieces per minute after being heated on a mesh belt, the elastic strips are discharged from the furnace in a stacking and random mode, and the discharging temperature is 290-310 ℃.
The elastic strips heated by the electric furnace are conveyed by the mesh belt, and the elastic strips directly fall into cooling water and are cooled by 18-25 pieces per 30 seconds through the chain type elevator. When the elastic strips are conveyed to the mesh belt by the chain type lifter, the temperature of the elastic strips is still between 60 and 90 ℃, so that no water is required to be drained, and the water on the surfaces of the elastic strips is evaporated by waste heat.
And (3) spraying oil to the elastic strips on the mesh belt by using a continuous mesh belt oil sprayer with the length of 5 meters, wherein the front section of the oil sprayer is provided with an atomized oil sprayer. The elastic strips arranged irregularly are conveyed into the oil spraying machine through the mesh belt, pass through a continuous 2-meter oil spraying and atomizing area at a speed of 50-80 pieces per minute, and then fall into an oil draining groove after being drained through a 3-meter oil draining area.
And sorting the irregularly stacked elastic strips in the oil draining groove by a mechanical arm with a visual function, and placing the sorted elastic strips on a chain plate type conveying belt according to a required direction.
Then, stacking the elastic strips on the chain plate type conveying belt through a six-axis manipulator with a visual function, wherein the number of each group of elastic strips is 10, and the stacking time of each group is controlled to be 7-10 seconds.
Adopt one set of full-automatic cover membrane to seal and cut packing module, can be in proper order with two sets of 20 bullet strips altogether that sign indicating number side by side send into the shrink film in the middle of, the shrink film is cut off automatically, wherein send into the mode of shrink film for two sets of bullet strips move forward before next two sets of bullet strips promote and realize, set up the time interval that the shrink film cut off according to the moving time of every two sets of bullet strips.
Through jet-propelled thermal contraction packing plant, according to thick and the temperature requirement of membrane, specifically set for heating time and be 12s, according to heating length and 12 s' heating time adjustment mesh belt speed, produce 6 ~ 8 packages per minute, the bullet strip that wraps passes through the cooling mesh belt, cools off.
And printing the elastic strip information which is packaged and cooled on the shrink film through a spray printing marking machine, wherein the elastic strip information comprises the production date, a manufacturer and a product identification two-dimensional code.
A robot or a three-coordinate manipulator is adopted to neatly stack 20 wrapped elastic strips on a fixed wooden tray, the weight of each package is about 8-9 Kg, four layers of elastic strips are stacked on a 1.2X 1.2 wooden tray, and the weight is controlled to be 1.9-2 tons.
And detecting the quality of the elastic strips and the packaging quality, fixing the elastic strips on a wood tray by winding a stretching film after the elastic strips are qualified through inspection, and handling and warehousing by adopting a crane or a forklift.
The above-described embodiments are merely preferred embodiments of the present invention, and not intended to limit the scope of the invention, so that equivalent changes or modifications in the structure, features and principles described in the present invention should be included in the claims of the present invention.
Claims (10)
1. An automatic packaging method for elastic strip production is characterized by comprising the following steps,
tempering: heating the elastic strip in an electric furnace at the temperature of 500-540 ℃ for 60 minutes, and discharging the heated elastic strip out of the furnace at the temperature of 290-320 ℃;
and (3) cooling: the elastic strips are discharged out of the furnace and then enter a cooling water tank to be cooled to 60-90 ℃, and the elastic strips are conveyed to a mesh belt through a lifter to be conveyed;
oil injection: the elastic strip is conveyed into the oil spraying machine through the mesh belt and is sprayed with oil through the atomizing oil spraying head;
oil leaching: the elastic strip falls into an oil draining groove after oil draining is finished in the oil draining area;
material stacking: sorting the elastic strips in the oil leaching grooves, putting the elastic strips on a chain plate type conveying belt in a uniform direction for conveying, and stacking the elastic strips in a mode of taking 10 elastic strips as a group;
film feeding and sealing cutting: feeding the two groups of stacked elastic strips into a shrink film chamber side by side and cutting the shrink film based on the elastic strips;
heating and cooling: heating the shrink film coated outside the elastic strip to shrink the shrink film to be attached to the elastic strip, and cooling the packaged elastic strip on a mesh belt;
printing: printing the packaged elastic strips on a shrink film through a spray printing marking machine to obtain elastic strip information, wherein the elastic strip information comprises a production date, a manufacturer and a product identification two-dimensional code;
stacking: stacking the packaged and cooled elastic strips on a tray;
and (4) checking: detecting elastic strips on the tray;
warehousing: and fixing the elastic strips qualified by detection on a tray, and handling and warehousing the elastic strips by a crane or a forklift.
2. The automatic packaging method for the production of the elastic strips as claimed in claim 1, wherein the elastic strips are heated by a continuous electric furnace in the tempering process, and the time for the elastic strips to pass through the electric furnace is 60 minutes.
3. The automatic packaging method for the production of the elastic strips as claimed in claim 1, wherein the chain type elevator is adopted by the elevator to convey the elastic strips in the cooling process.
4. The automatic packaging method for the elastic strip production as claimed in claim 1, wherein in the oil spraying process, the elastic strip is continuously sprayed by an atomizing oil spraying head on a mesh belt, and the continuous spraying length is 1-2 m.
5. The automatic packaging method for the production of the elastic strips as claimed in claim 1, wherein the stacking process is performed by a manipulator to sort the elastic strips.
6. The automatic packaging method for the elastic strip production as claimed in claim 1, wherein the elastic strip is subjected to group stacking by a six-axis manipulator with a visual function in the stacking process.
7. The automatic packaging method for the production of elastic strips as claimed in claim 1, wherein the heating time during heating and cooling is set according to the thickness and temperature requirements of the shrink film, and the mesh belt speed during heating is determined according to the heating time.
8. The automatic packaging method for the elastic strip production as claimed in claim 7, wherein the normal heating time in the heating and cooling process is 10-15 s, the heating time is increased if the thickness of the shrink film is thicker or the temperature requirement is high, and the heating time is decreased if the thickness of the shrink film is thinner or the temperature requirement is low.
9. The automatic packaging method for elastic strip production according to claim 1, wherein the stacking process is realized by a stacking robot or a three-coordinate manipulator.
10. The automatic packaging method for the production of the elastic strip as claimed in claim 1, wherein the inspection purpose in the inspection process comprises the detection of the quality of the elastic strip and the detection of the packaging quality.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202011588925.4A CN112693705B (en) | 2020-12-29 | 2020-12-29 | Automatic packaging method for elastic strip production |
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| CN202011588925.4A CN112693705B (en) | 2020-12-29 | 2020-12-29 | Automatic packaging method for elastic strip production |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103757997A (en) * | 2014-02-11 | 2014-04-30 | 李金卫 | Construction method and combined packaging method of railway rail fastener |
| CN108000163A (en) * | 2017-12-12 | 2018-05-08 | 无锡众望四维科技有限公司 | A kind of spring automatic assembly line |
| CN108263684A (en) * | 2018-01-08 | 2018-07-10 | 安徽美阅印刷有限公司 | A kind of PE film technologies of the package of desktop |
| CN109112246A (en) * | 2017-06-26 | 2019-01-01 | 鞍钢股份有限公司 | Production method of steel wire rod for railway elastic strip fastener formed by direct cold bending |
| US10689136B2 (en) * | 2016-10-28 | 2020-06-23 | Multivac Sepp Haggenmüller Se & Co. Kg | Thermo-forming packaging machine |
| CN111673394A (en) * | 2020-06-30 | 2020-09-18 | 北京铁科首钢轨道技术股份有限公司 | Production process of e-shaped elastic strip |
-
2020
- 2020-12-29 CN CN202011588925.4A patent/CN112693705B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103757997A (en) * | 2014-02-11 | 2014-04-30 | 李金卫 | Construction method and combined packaging method of railway rail fastener |
| US10689136B2 (en) * | 2016-10-28 | 2020-06-23 | Multivac Sepp Haggenmüller Se & Co. Kg | Thermo-forming packaging machine |
| CN109112246A (en) * | 2017-06-26 | 2019-01-01 | 鞍钢股份有限公司 | Production method of steel wire rod for railway elastic strip fastener formed by direct cold bending |
| CN108000163A (en) * | 2017-12-12 | 2018-05-08 | 无锡众望四维科技有限公司 | A kind of spring automatic assembly line |
| CN108263684A (en) * | 2018-01-08 | 2018-07-10 | 安徽美阅印刷有限公司 | A kind of PE film technologies of the package of desktop |
| CN111673394A (en) * | 2020-06-30 | 2020-09-18 | 北京铁科首钢轨道技术股份有限公司 | Production process of e-shaped elastic strip |
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