CN113551753A - Automatic weighing system for rubber mixing - Google Patents
Automatic weighing system for rubber mixing Download PDFInfo
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- CN113551753A CN113551753A CN202110787042.4A CN202110787042A CN113551753A CN 113551753 A CN113551753 A CN 113551753A CN 202110787042 A CN202110787042 A CN 202110787042A CN 113551753 A CN113551753 A CN 113551753A
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- 238000005303 weighing Methods 0.000 title claims abstract description 186
- 238000010074 rubber mixing Methods 0.000 title claims abstract description 12
- 239000002994 raw material Substances 0.000 claims abstract description 109
- 238000004519 manufacturing process Methods 0.000 claims abstract description 92
- 239000000463 material Substances 0.000 claims abstract description 72
- 239000000843 powder Substances 0.000 claims abstract description 26
- 238000004513 sizing Methods 0.000 claims abstract description 21
- 238000012545 processing Methods 0.000 claims abstract description 9
- 229920001971 elastomer Polymers 0.000 claims abstract description 7
- 238000007726 management method Methods 0.000 claims description 77
- 238000004806 packaging method and process Methods 0.000 claims description 13
- 238000000034 method Methods 0.000 claims description 12
- 239000004615 ingredient Substances 0.000 claims description 10
- 238000007689 inspection Methods 0.000 claims description 9
- 238000003860 storage Methods 0.000 claims description 5
- 230000002159 abnormal effect Effects 0.000 claims description 3
- 239000003795 chemical substances by application Substances 0.000 claims description 3
- 238000012840 feeding operation Methods 0.000 claims description 3
- 238000002360 preparation method Methods 0.000 claims description 3
- 241001062472 Stokellia anisodon Species 0.000 claims description 2
- 238000012797 qualification Methods 0.000 abstract description 4
- 239000002699 waste material Substances 0.000 abstract description 4
- 239000003921 oil Substances 0.000 description 17
- 239000012212 insulator Substances 0.000 description 8
- 239000003292 glue Substances 0.000 description 3
- 238000001746 injection moulding Methods 0.000 description 3
- 239000003086 colorant Substances 0.000 description 2
- 238000004891 communication Methods 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- 238000007639 printing Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 238000004898 kneading Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 238000012946 outsourcing Methods 0.000 description 1
- 229920002379 silicone rubber Polymers 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01G—WEIGHING
- G01G19/00—Weighing apparatus or methods adapted for special purposes not provided for in the preceding groups
- G01G19/22—Weighing apparatus or methods adapted for special purposes not provided for in the preceding groups for apportioning materials by weighing prior to mixing them
- G01G19/32—Weighing apparatus or methods adapted for special purposes not provided for in the preceding groups for apportioning materials by weighing prior to mixing them using two or more weighing apparatus
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01G—WEIGHING
- G01G19/00—Weighing apparatus or methods adapted for special purposes not provided for in the preceding groups
- G01G19/22—Weighing apparatus or methods adapted for special purposes not provided for in the preceding groups for apportioning materials by weighing prior to mixing them
- G01G19/34—Weighing apparatus or methods adapted for special purposes not provided for in the preceding groups for apportioning materials by weighing prior to mixing them with electrical control means
- G01G19/346—Weighing apparatus or methods adapted for special purposes not provided for in the preceding groups for apportioning materials by weighing prior to mixing them with electrical control means involving comparison with a reference value
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Abstract
The invention relates to an automatic weighing system for rubber mixing, which comprises a rubber material and powder weighing unit, wherein the rubber material and powder weighing unit comprises a first computer terminal, a first electronic scale, a second electronic scale, a first scanner, a first indicator lamp and a first printer; the oil weighing unit comprises a second computer terminal, a third electronic scale, a second code scanner, a second indicator light and a second printer; and the control unit comprises a server, a formula management terminal, a production management terminal and a raw material management terminal. The invention has the advantages that: through mutually supporting between sizing material, powder weighing unit, oil weighing unit, the control unit to realized the automatic weighing of raw materials, operation such as reading, need not to judge by the manual work again, just also avoided because of the bad phenomenon such as inaccurate of weighing that manual operation leads to, guarantee going on smoothly of follow-up processing, corresponding just also reduces the production of reporting the waste product, improve the qualification rate of product.
Description
Technical Field
The invention relates to the field of insulator processing, in particular to an automatic weighing system for rubber mixing.
Background
The insulator is a special insulating control and can play an important role in an overhead transmission line. Early-year insulators are mostly used for telegraph poles, and a plurality of disc-shaped insulators are hung at one end of a high-voltage wire connecting tower which is gradually developed, are used for increasing creepage distance and are usually made of glass or ceramics, namely insulators. The insulator should not fail due to various electromechanical stresses caused by changes in environmental and electrical loading conditions, otherwise the insulator will not function significantly and will compromise the service and operational life of the entire line.
The insulator generally comprises a core rod, an umbrella skirt and connecting hardware fittings, wherein the umbrella skirt is arranged on the outer surface of the core rod, and the connecting hardware fittings are respectively connected to two sides of the core rod. In the composition, the umbrella skirt is molded in a glue injection molding mode in the molding process, and in the process, the silicon rubber is mixed by an open mill or an internal mixer, then the mixed glue is sent to a kneader for kneading treatment, and the processed glue is sent to an injection molding machine by the kneader for injection molding of the core rod.
In the mixing process of an open mill or an internal mixer, raw materials with different weights are required to be added into the open mill or the internal mixer together for mixing according to different proportioning requirements, and in the weighing process, a single electronic scale is adopted to weigh the raw materials in the traditional mode, so that the mode has a plurality of problems in the weighing process: firstly, data displayed on the electronic scale are read manually, and due to the problems of light brightness, brightness of a display screen of the electronic scale and the like, the phenomenon of reading error inevitably exists, and subsequent processing is influenced; secondly, in the process of weighing the materials by using the electronic scale, because the produced formula is not limited to one, namely, a plurality of different formulas are produced, a plurality of different materials are used, even if the same materials are used, the requirements on some performance parameters of the materials are different, the requirement that an operator needs to confirm the types and specific performance parameters of the weighed materials before weighing is carried out, and the manual identification mode can only judge through a parameter description table attached to a material packaging bag, the identification method can not avoid the occurrence of wrong identification, and the manual identification is very troublesome, because the types of the formulas are many, the operator cannot remember all the formulas, therefore, the corresponding formula for production needs to be printed in advance and then pasted in the corresponding production area, the observation, comparison and identification are convenient for operators, which is very troublesome and can easily cause the leakage of the formula; in addition, for the performance parameter requirements of the raw materials, no matter direct outsourcing or self-production, the requirements of 100% of the parameter requirements of the raw materials can not be met, and the raw materials which do not meet the requirements are inevitably mixed in the raw materials.
Disclosure of Invention
The invention aims to provide an automatic weighing system for rubber mixing, which can automatically weigh different raw materials, is convenient for identifying the types of the raw materials, reduces the generation of reported waste products and improves the qualification rate of products.
In order to solve the technical problems, the technical scheme of the invention is as follows: the utility model provides a smelt and use automatic weighing system which innovation point lies in: comprises that
The rubber material and powder material weighing unit comprises a first computer terminal, a first electronic scale, a second electronic scale, a first code scanner, a first indicator light and a first printer, wherein the first computer terminal at least comprises a display, and the first electronic scale, the second electronic scale, the first code scanner, the first indicator light and the first printer are all connected to the first computer terminal;
the oil weighing unit comprises a second computer terminal, a third electronic scale, a second code scanner, a second indicator light and a second printer, wherein the second computer terminal at least comprises a display, and the third electronic scale, the second code scanner, the second indicator light and the second printer are all connected to the first computer terminal;
the control unit comprises a server, a formula management terminal, a production management terminal and a raw material management terminal, wherein the server is connected with the sizing material, the powder weighing unit, the oil weighing unit, the formula management terminal, the production management terminal and the raw material management terminal, the server is used for receiving signals fed back by the sizing material, the powder weighing unit and the oil weighing unit, internally processing the signals and feeding back the processed signals to the sizing material, the powder weighing unit or the oil weighing unit, and the formula management terminal, the production management terminal and the raw material management terminal are all used for introducing data into the server or modifying the data in the server.
Further, the weighing management method of the automatic weighing system for rubber mixing comprises the following steps:
s1: raw material management
Firstly, before the raw materials are put in storage, basic information of the raw materials needs to be defined, wherein the basic information of the raw materials comprises a raw material code, a name, a metering unit, an optimal quality guarantee period and a longest quality guarantee period;
secondly, according to the information, establishing a raw material bar code identifier: inputting a raw material code, a supplier code, a batch number, a production date and the quantity according to the warehousing bill information, and recording the warehousing inspection report number and the inspection result of each batch of raw materials by a server, wherein the inspection result comprises a qualified product, an unqualified product, remarks and an inspector;
then, the automatic weighing system prints bar codes according to the situation, selects large label bar codes or small label bar codes according to the needs, and pastes/hangs the bar codes on the packaging bags of the raw materials for weighing, scanning and identifying;
s2: recipe management
The technical department maintains and manages the formula of each product in the server in a unified way, and archives each produced formula to ensure the integrity of original production documents, and only authorized personnel can maintain the formula and look up the formula in the server, and other personnel cannot see the formula;
the technical department personnel sets a formula number and name for each formula and inputs the formula number and name into the server, and stores the following basic information: weighing sequence number, raw material code, weighing unit, standard weight, upper limit value and lower limit value;
the technical department issues a production formula according to a production plan, automatically forms a product batch number, and automatically calculates the theoretical consumption value of each raw material by an automatic weighing system according to a formula sheet for material picking reference;
s3: production management
Before production, a production management person sets a production plan of the day at a production management terminal, wherein the production plan comprises a production date, a product number, a name, a production quantity, specification information, a formula number, a batching weight, a product batch and an operation serial number;
in the production process, production management personnel monitor the production process, including the recording and completion conditions or progress of the production process of batching and packaging, and simultaneously count the actual consumption and the theoretical consumption of the raw materials in a certain period of time, so that the cost control is facilitated;
s4: weighing management
Firstly, a batching worker starts preparation work of batching and weighing according to a production plan set by a production manager, and an automatic weighing system automatically lists a raw material code, a standard weight, an upper limit value and a lower limit value according to a weighing sequence;
secondly, the batching personnel starts to take materials, when the materials are taken, in order to prevent material taking errors, the batching personnel scans bar codes on the material packaging bags by adopting a first code scanner or a second code scanner and transmits scanning information to the server, the server detects whether the taken materials are correct or not, if the server detects that the types of the raw materials are incorrect or the materials are over the validity period, the server feeds back the signals to a first indicator lamp or a second indicator lamp at the corresponding position, the corresponding first indicator lamp or the corresponding second indicator lamp lights a red alarm lamp for warning, and the batching personnel cannot carry out next operation;
if the server detects that the raw materials are correct, the batching personnel continues to carry out the next step, the batching personnel weighs the raw materials, the weighing state is reflected through a display screen of a first computer terminal or a second computer terminal and a first indicator lamp or a second indicator lamp, two weighing points are provided, the sizing material, the powder and the vulcanizing agent share one weighing point, namely, the sizing material and the powder are weighed through a sizing material weighing unit, the specification of a first electronic scale is 150Kg/10g, the specification of a second electronic scale is 6Kg/1g, the first electronic scale is used for weighing the raw materials with large weight, the second electronic scale is used for weighing the raw materials with small weight, an automatic weighing system automatically switches the first electronic scale and the second electronic scale, the oil weighing point is used for weighing through an oil weighing unit, and the specification of a third electronic scale is 6Kg/1 g;
when a batching worker carries out weighing, when the weighing is lower than the lower limit value, the first indicator lamp or the second indicator lamp is turned on by a yellow indicator lamp, when the weighing is higher than the upper limit value, the first indicator lamp or the second indicator lamp is turned on by a red indicator lamp, when the weighing is within a tolerance range, the first indicator lamp or the second indicator lamp is turned on by a green indicator lamp, similarly, if the weighing exceeds the set tolerance range, the batching worker cannot carry out next-step weighing, and only within the tolerance range, the next batching worker can carry out weighing on the next batching until the weighing of all raw materials is finished;
after weighing of each batch is finished, the automatic weighing system automatically stores batching records and automatically generates batching batch numbers for quality tracing, the record contents at least comprise production batches, formula numbers, product numbers, actual use amounts and tolerances of all raw materials, a manufacturer used for each raw material, the production batch numbers, warehousing dates, batching dates, time, batching serial numbers of the same day, and a batching person, and the automatic weighing system prints a feeding identification card according to setting options;
s5: security management
The method comprises the steps of setting different account numbers of system management, raw material management, batching and weighing, feeding operation, formula management and production management to distinguish operation authorities, so as to ensure the safety of the automatic weighing system and operation, giving different operation authorities and passwords to a plurality of operators, checking and modifying the operation authorities and the passwords, and simultaneously, automatically backing up the operation of the automatic weighing system at regular time to ensure the safety of data.
Further, in the step S4, when the raw material is weighed, the raw material is divided into three portions and weighed three times as needed, so as to facilitate batch charging.
Further, in step S4, the electronic scale is forcibly calibrated before weighing the ingredients, and each production shift needs to use a standard weight to demonstrate the recipe operation before working, if the electronic scale is not abnormal, the formal ingredients weighing operation can be performed.
The invention has the advantages that: according to the automatic weighing system, the rubber material, the powder weighing unit, the oil material weighing unit and the control unit are matched with each other, so that the operations of automatic weighing, reading and the like of raw materials are realized, manual judgment is not needed, the bad phenomena of inaccurate weighing and the like caused by manual operation are avoided, the smooth proceeding of subsequent processing is ensured, the generation of reported waste products is correspondingly reduced, and the qualification rate of products is improved.
Based on the automatic weighing system, the key links of the production process are controlled by matching with the weighing management method, the automatic weighing system is grabbed from the source of raw materials, the batch management of the raw materials is realized, the bar code identification is established, the links of the raw material proportioning and weighing are controlled, the influence of human factors in the proportioning and weighing is effectively prevented, the stability of the product quality is ensured, the product quality is changed from postpartum detection to prenatal and prenatal control and postpartum tracing, the quality and the safety of the product are enhanced and improved from the source of production, and the high-quality, safe and efficient production of the product in the whole process is ensured.
The automatic weighing system of the invention adopts bar code identification and computer control technology to prevent human error, ensures accurate and complete weighing, automatically saves the ingredient record after weighing for quality tracing, and the record content not only comprises production batch, product number, actual consumption of each raw material, but also more importantly records more key information such as manufacturer, production batch number, warehousing date and the like used by each raw material.
Drawings
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
FIG. 1 is a schematic connection diagram of an automatic weighing system for rubber mixing according to the present invention.
Detailed Description
The following examples are presented to enable one of ordinary skill in the art to more fully understand the present invention and are not intended to limit the scope of the embodiments described herein.
An automatic weighing system for rubber mixing as shown in figure 1 comprises
The sizing material and powder material weighing unit 1 comprises a first computer terminal 11, a first electronic scale 12, a second electronic scale 13, a first code scanner 14, a first indicator light 15 and a first printer 16, wherein the first computer terminal 11 at least comprises a display, the first electronic scale 12, the second electronic scale 13, the first code scanner 14, the first indicator light 15 and the first printer 16 are all connected to the first computer terminal 11, the first electronic scale 12 and the second electronic scale 13 are used for weighing sizing material or powder material and feeding weight data back to the first computer terminal 11, the first code scanner 14 is used for scanning a bar code on a packaging bag of the sizing material or powder material and feeding a scanning result back to the first computer terminal 11, the first indicator light 15 is used for receiving a signal sent by the first computer terminal 11 and displaying light of different colors, the light comprises red light, yellow light and green light, the first printer 16 is used for printing the document in the first computer terminal 11, the first scanner 14 and the first printer 16 realize data intercommunication with the first computer terminal 11 through a USB cable, and the first electronic scale 12, the second electronic scale 13 and the first indicator light 15 realize data intercommunication with the first computer terminal 11 through a 232 data cable.
The oil weighing unit 2 comprises a second computer terminal 21, a third electronic scale 22, a second code scanner 23, a second indicator lamp 24 and a second printer 25, wherein the second computer terminal 21 at least comprises a display, the third electronic scale 22, the second code scanner 23, the second indicator lamp 24 and the second printer 25 are all connected to the first computer terminal 21, the third electronic scale 22 is used for weighing oil and feeding weight data back to the second computer terminal 21, the second code scanner 23 is used for scanning a bar code on a packaging bag of the oil and feeding a scanning result back to the second computer terminal 21, the second indicator lamp 24 is used for receiving signals sent by the second computer terminal 21 and displaying light with different colors, the light comprises red light, yellow light and green light, the second printer 25 is used for printing files in the second computer terminal 21, and the second code scanner 23, The second printer 25 is in data communication with the second computer terminal 21 through a USB cable, and the third electronic scale 22 and the second printer 25 are in data communication with the second computer terminal 21 through a 232 data cable.
The control unit comprises a server 3, a formula management terminal 31, a production management terminal 32 and a raw material management terminal 33, wherein the server 3 is connected with the sizing material and powder material weighing unit 1, the oil material weighing unit 2, the formula management terminal 31, the production management terminal 32 and the raw material management terminal 33, wherein, the server 3 is used for receiving signals fed back by the sizing material and powder material weighing unit 1 and the oil material weighing unit 2, and after internal processing, the processing signal is fed back to the sizing material and powder weighing unit 1 or the oil material weighing unit 2, the formula management terminal 31, the production management terminal 32 and the raw material management terminal 33 are all used for importing data into the server 3 or modifying the data in the server 3, and the server 3 is in data intercommunication with the sizing material and powder weighing unit 1, the oil material weighing unit 2, the formula management terminal 31, the production management terminal 32 and the raw material management terminal 33 through network cables.
According to the automatic weighing system, the rubber material, the powder weighing unit, the oil material weighing unit and the control unit are matched with each other, so that the operations of automatic weighing, reading and the like of raw materials are realized, manual judgment is not needed, the bad phenomena of inaccurate weighing and the like caused by manual operation are avoided, the smooth proceeding of subsequent processing is ensured, the generation of reported waste products is correspondingly reduced, and the qualification rate of products is improved.
The weighing management method of the automatic weighing system comprises the following steps:
s1: raw material management
Firstly, before the raw materials are put in storage, basic information of the raw materials needs to be defined, wherein the basic information of the raw materials comprises a raw material code, a name, a metering unit, an optimal quality guarantee period and a longest quality guarantee period, and when the raw materials are put in storage, a bar code of the raw materials is traced back to identify, wherein the identification comprises a storage date, a production manufacturer, a raw material batch and a quality guarantee period.
Secondly, according to the information, establishing a raw material bar code identifier: according to the information of the warehousing order, inputting a raw material code, a supplier code, a batch number, a production date and the quantity, and recording the inspection report number and the inspection result of warehousing of each batch of raw materials by the server, wherein the inspection result comprises a qualified product, an unqualified product, remarks and inspectors.
Then, the automatic weighing system prints the bar code according to the situation, selects the large label bar code or the small label bar code according to the requirement, and pastes/hangs the bar code on the packaging bag of the raw material for weighing, scanning and identifying.
S2: recipe management
The technical department maintains and manages the formula of each product in the server in a unified way, and archives each formula produced, so that the integrity of original production documents is guaranteed, only authorized personnel can maintain the formula and look up the formula in the server, and other personnel cannot see the formula.
The technical department personnel sets a formula number and name for each formula and inputs the formula number and name into the server, and stores the following basic information: weighing sequence number, raw material code, weighing unit, standard weight, upper limit value and lower limit value.
The technical department issues a production formula according to a production plan, automatically forms a product batch number, and then automatically calculates the theoretical consumption value of each raw material by an automatic weighing system according to a formula sheet for material picking reference.
S3: production management
Before production, production management personnel set a production plan of the day at a production management terminal, wherein the production plan comprises production date, product number, name, production quantity, specification information, formula number, ingredient weight, product batch and operation serial number.
In the production process, production management personnel monitor the production process, including the recording and completion conditions or progress of the production process of batching and packaging, and simultaneously count the actual consumption and the theoretical consumption of the raw materials in a certain period of time, so that the cost control is facilitated;
s4: weighing management
Firstly, the batching personnel starts the preparation work of batching and weighing according to the production plan set by the production management personnel, and the automatic weighing system automatically lists the raw material codes, the standard weight, the upper limit value and the lower limit value according to the weighing sequence.
Then, the batching personnel starts to take the materials, when taking the materials, in order to prevent errors in taking the materials, the batching personnel scans bar codes on the material packaging bags by adopting the first code scanner 14 or the second code scanner 23 and transmits scanning information to the server 3, the server 3 detects whether the taken materials are correct or not, if the server 3 detects that the types of the raw materials are incorrect or the materials are out of validity, the signals are fed back to the first indicating lamp 15 or the second indicating lamp 24 at the corresponding position, the corresponding first indicating lamp 15 or the second indicating lamp 24 lights a red warning lamp for warning, and the batching personnel can not carry out next operation.
If the server 3 detects that the raw materials are correct, the batching personnel continues to carry out the next step, the batching personnel weighs the raw materials, the weighing state is reflected through a display screen of the first computer terminal 11 or the second computer terminal 21 and the first indicator light 15 or the second indicator light 24, two weighing points are provided, the sizing material, the powder material and the vulcanizing agent share one weighing point, the rubber material and powder material weighing unit 1 is used for weighing, the specification of a first electronic scale 12 is 150Kg/10g, the specification of a second electronic scale 13 is 6Kg/1g, the first electronic scale 12 is used for weighing a large-weight raw material, the second electronic scale 13 is used for weighing a small-weight raw material, an automatic weighing system is used for automatically switching the first electronic scale 12 and the second electronic scale 13 to a weighing point, namely, the oil material is weighed by the oil material weighing unit 2, and the specification of the third electronic scale 22 is 6Kg/1 g.
When the batching personnel weigh, when weighing and being less than the lower limit value, first pilot lamp 15 or 24 bright yellow pilot lamps of second pilot lamp, when weighing and being higher than the upper limit value, first pilot lamp 15 or 24 bright red pilot lamp of second pilot lamp, when weighing and being located the tolerance range, first pilot lamp 15 or 24 bright green pilot lamps of second pilot lamp, equally, weigh if surpass the tolerance range of settlement, then the batching personnel can not weigh on next step, only in the tolerance range, can weigh next batching, until accomplishing the weighing of all raw materialss.
After weighing of each batch is finished, the automatic weighing system automatically stores batching records and automatically generates batching batch numbers for quality tracing, the record contents at least comprise production batches, formula numbers, product numbers, actual use amounts and tolerances of all raw materials, a manufacturer used for each raw material, the production batch numbers, warehousing dates, batching dates, time, batching serial numbers of the same day, and a batching person, and the automatic weighing system prints a feeding identification card according to setting options;
when the raw materials are weighed, the raw materials are divided into three parts according to requirements, and the weighing is carried out for three times, so that the batch feeding is convenient.
The electronic scale is forcibly calibrated before the ingredient weighing, and each production shift needs to use a standard weight to demonstrate the formula operation before working, if the electronic scale is abnormal, the formal ingredient weighing operation can be carried out.
S5: security management
The method comprises the steps of setting different account numbers of system management, raw material management, batching and weighing, feeding operation, formula management and production management to distinguish operation authorities, so as to ensure the safety of the automatic weighing system and operation, giving different operation authorities and passwords to a plurality of operators, checking and modifying the operation authorities and the passwords, and simultaneously, automatically backing up the operation of the automatic weighing system at regular time to ensure the safety of data. For example: for the bar codes pasted on the raw material packaging bags, only the raw material management account can complete the operation; for formula import, product batch number and the like in formula management, only the formula management account can complete the operation; when the raw materials are weighed, only the ingredient weighing account number can complete the operation.
Based on the automatic weighing system, the key links of the production process are controlled by matching with the weighing management method, the automatic weighing system is grabbed from the source of raw materials, the batch management of the raw materials is realized, the bar code identification is established, the links of the raw material proportioning and weighing are controlled, the influence of human factors in the proportioning and weighing is effectively prevented, the stability of the product quality is ensured, the product quality is changed from postpartum detection to prenatal and prenatal control and postpartum tracing, the quality and the safety of the product are enhanced and improved from the source of production, and the high-quality, safe and efficient production of the product in the whole process is ensured.
The automatic weighing system of the invention adopts bar code identification and computer control technology to prevent human error, ensures accurate and complete weighing, automatically saves the ingredient record after weighing for quality tracing, and the record content not only comprises production batch, product number, actual consumption of each raw material, but also more importantly records more key information such as manufacturer, production batch number, warehousing date and the like used by each raw material.
It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (4)
1. The utility model provides a smelt and use automatic weighing system which characterized in that: comprises that
The rubber material and powder material weighing unit comprises a first computer terminal, a first electronic scale, a second electronic scale, a first code scanner, a first indicator light and a first printer, wherein the first computer terminal at least comprises a display, and the first electronic scale, the second electronic scale, the first code scanner, the first indicator light and the first printer are all connected to the first computer terminal;
the oil weighing unit comprises a second computer terminal, a third electronic scale, a second code scanner, a second indicator light and a second printer, wherein the second computer terminal at least comprises a display, and the third electronic scale, the second code scanner, the second indicator light and the second printer are all connected to the first computer terminal;
the control unit comprises a server, a formula management terminal, a production management terminal and a raw material management terminal, wherein the server is connected with the sizing material, the powder weighing unit, the oil weighing unit, the formula management terminal, the production management terminal and the raw material management terminal, the server is used for receiving signals fed back by the sizing material, the powder weighing unit and the oil weighing unit, internally processing the signals and feeding back the processed signals to the sizing material, the powder weighing unit or the oil weighing unit, and the formula management terminal, the production management terminal and the raw material management terminal are all used for introducing data into the server or modifying the data in the server.
2. The automatic weighing system for rubber mixing according to claim 1, characterized in that: the weighing management method of the automatic weighing system for rubber mixing comprises the following steps:
s1: raw material management
Firstly, before the raw materials are put in storage, basic information of the raw materials needs to be defined, wherein the basic information of the raw materials comprises a raw material code, a name, a metering unit, an optimal quality guarantee period and a longest quality guarantee period;
secondly, according to the information, establishing a raw material bar code identifier: inputting a raw material code, a supplier code, a batch number, a production date and the quantity according to the warehousing bill information, and recording the warehousing inspection report number and the inspection result of each batch of raw materials by a server, wherein the inspection result comprises a qualified product, an unqualified product, remarks and an inspector;
then, the automatic weighing system prints bar codes according to the situation, selects large label bar codes or small label bar codes according to the needs, and pastes/hangs the bar codes on the packaging bags of the raw materials for weighing, scanning and identifying;
s2: recipe management
The technical department maintains and manages the formula of each product in the server in a unified way, and archives each produced formula to ensure the integrity of original production documents, and only authorized personnel can maintain the formula and look up the formula in the server, and other personnel cannot see the formula;
the technical department personnel sets a formula number and name for each formula and inputs the formula number and name into the server, and stores the following basic information: weighing sequence number, raw material code, weighing unit, standard weight, upper limit value and lower limit value;
the technical department issues a production formula according to a production plan, automatically forms a product batch number, and automatically calculates the theoretical consumption value of each raw material by an automatic weighing system according to a formula sheet for material picking reference;
s3: production management
Before production, a production management person sets a production plan of the day at a production management terminal, wherein the production plan comprises a production date, a product number, a name, a production quantity, specification information, a formula number, a batching weight, a product batch and an operation serial number;
in the production process, production management personnel monitor the production process, including the recording and completion conditions or progress of the production process of batching and packaging, and simultaneously count the actual consumption and the theoretical consumption of the raw materials in a certain period of time, so that the cost control is facilitated;
s4: weighing management
Firstly, a batching worker starts preparation work of batching and weighing according to a production plan set by a production manager, and an automatic weighing system automatically lists a raw material code, a standard weight, an upper limit value and a lower limit value according to a weighing sequence;
secondly, the batching personnel starts to take materials, when the materials are taken, in order to prevent material taking errors, the batching personnel scans bar codes on the material packaging bags by adopting a first code scanner or a second code scanner and transmits scanning information to the server, the server detects whether the taken materials are correct or not, if the server detects that the types of the raw materials are incorrect or the materials are over the validity period, the server feeds back the signals to a first indicator lamp or a second indicator lamp at the corresponding position, the corresponding first indicator lamp or the corresponding second indicator lamp lights a red alarm lamp for warning, and the batching personnel cannot carry out next operation;
if the server detects that the raw materials are correct, the batching personnel continues to carry out the next step, the batching personnel weighs the raw materials, the weighing state is reflected through a display screen of a first computer terminal or a second computer terminal and a first indicator lamp or a second indicator lamp, two weighing points are provided, the sizing material, the powder and the vulcanizing agent share one weighing point, namely, the sizing material and the powder are weighed through a sizing material weighing unit, the specification of a first electronic scale is 150Kg/10g, the specification of a second electronic scale is 6Kg/1g, the first electronic scale is used for weighing the raw materials with large weight, the second electronic scale is used for weighing the raw materials with small weight, an automatic weighing system automatically switches the first electronic scale and the second electronic scale, the oil weighing point is used for weighing through an oil weighing unit, and the specification of a third electronic scale is 6Kg/1 g;
when a batching worker carries out weighing, when the weighing is lower than the lower limit value, the first indicator lamp or the second indicator lamp is turned on by a yellow indicator lamp, when the weighing is higher than the upper limit value, the first indicator lamp or the second indicator lamp is turned on by a red indicator lamp, when the weighing is within a tolerance range, the first indicator lamp or the second indicator lamp is turned on by a green indicator lamp, similarly, if the weighing exceeds the set tolerance range, the batching worker cannot carry out next-step weighing, and only within the tolerance range, the next batching worker can carry out weighing on the next batching until the weighing of all raw materials is finished;
after weighing of each batch is finished, the automatic weighing system automatically stores batching records and automatically generates batching batch numbers for quality tracing, the record contents at least comprise production batches, formula numbers, product numbers, actual use amounts and tolerances of all raw materials, a manufacturer used for each raw material, the production batch numbers, warehousing dates, batching dates, time, batching serial numbers of the same day, and a batching person, and the automatic weighing system prints a feeding identification card according to setting options;
s5: security management
The method comprises the steps of setting different account numbers of system management, raw material management, batching and weighing, feeding operation, formula management and production management to distinguish operation authorities, so as to ensure the safety of the automatic weighing system and operation, giving different operation authorities and passwords to a plurality of operators, checking and modifying the operation authorities and the passwords, and simultaneously, automatically backing up the operation of the automatic weighing system at regular time to ensure the safety of data.
3. The automatic weighing system for rubber mixing according to claim 2, characterized in that: in the step S4, when the raw material is weighed, the raw material is divided into three portions and weighed three times as needed, so as to facilitate batch charging.
4. The automatic weighing system for rubber mixing according to claim 2, characterized in that: in step S4, the electronic scale is forcibly calibrated before weighing the ingredients, and each production shift needs to use a standard weight to demonstrate the recipe operation before working, if the electronic scale is not abnormal, the formal ingredients weighing operation can be performed.
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Application publication date: 20211026 |