CN110779762A - Gypsum board online sampling device and detection method thereof - Google Patents
Gypsum board online sampling device and detection method thereof Download PDFInfo
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- CN110779762A CN110779762A CN201911126453.8A CN201911126453A CN110779762A CN 110779762 A CN110779762 A CN 110779762A CN 201911126453 A CN201911126453 A CN 201911126453A CN 110779762 A CN110779762 A CN 110779762A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/04—Devices for withdrawing samples in the solid state, e.g. by cutting
- G01N1/08—Devices for withdrawing samples in the solid state, e.g. by cutting involving an extracting tool, e.g. core bit
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/84—Systems specially adapted for particular applications
- G01N21/88—Investigating the presence of flaws or contamination
- G01N21/95—Investigating the presence of flaws or contamination characterised by the material or shape of the object to be examined
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N5/00—Analysing materials by weighing, e.g. weighing small particles separated from a gas or liquid
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/84—Systems specially adapted for particular applications
- G01N2021/8411—Application to online plant, process monitoring
- G01N2021/8416—Application to online plant, process monitoring and process controlling, not otherwise provided for
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/84—Systems specially adapted for particular applications
- G01N2021/845—Objects on a conveyor
- G01N2021/8455—Objects on a conveyor and using position detectors
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Abstract
The embodiment of the invention discloses a gypsum board on-line sampling device, which comprises a first transmission belt and a second transmission belt which are close to each other in head and tail, wherein a lifting sampling mechanism is arranged between the first transmission belt and the second transmission belt; transferring the extracted gypsum board, and detecting whether the weight and length and width information of the gypsum board are normal; the next group of gypsum boards on the first conveying belt are continuously conveyed towards the second conveying belt through a lower roller set of the sampling mechanism; the automatic rising of this scheme on-line sampling device shifts the gypsum board sampling, and the next set of gypsum board panel on the production line continues the transmission through on-line sampling device below space, does not influence the automatic operation of production line.
Description
Technical Field
The embodiment of the invention relates to the technical field of gypsum board production lines, in particular to a gypsum board online sampling device and a detection method thereof.
Background
The gypsum board is a material prepared by taking building gypsum as a main raw material. The building material has the advantages of light weight, high strength, small thickness, convenient processing, sound insulation, heat insulation, fire prevention and other good performances, and is one of the currently-developed novel light boards. The gypsum board produced in China mainly comprises a paper-faced gypsum board, a decorative gypsum board, a gypsum hollow batten, a fiber gypsum board, a gypsum acoustic board, a positioning point gypsum board and the like.
Monitoring after about gypsum board sample and sample is manual monitoring in current gypsum board trade, and there is the error in different personnel's monitoring to differ, need take off the gypsum board from the sports equipment at the sampling in-process and have the potential safety hazard, need dispose personnel specially and carry out the extravagant manpower resources of this work.
When the online sampling device is used for sampling and detecting the gypsum board, the production line is mostly rejected by the side-push cylinder to remove the gypsum board in a waste removing mode, the side-push force is large, the gypsum board is easy to break, the accuracy of a sampling result is influenced, and a sampling error is easy to cause.
Disclosure of Invention
Therefore, the embodiment of the invention provides a gypsum board on-line sampling device and a detection method thereof, wherein the gypsum board is sampled and transferred by automatically lifting the on-line sampling device, and the next group of gypsum board on a production line is continuously transmitted through the space below the on-line sampling device without influencing the automatic operation of the production line, so that the problems that the gypsum board is cracked due to sampling, the accuracy of a sampling result is influenced, and a sampling error is easily caused in the prior art are solved.
In order to achieve the above object, an embodiment of the present invention provides the following: a gypsum board on-line sampling device comprises a first transmission belt and a second transmission belt which are close to each other in head and tail, wherein a lifting sampling mechanism is arranged between the first transmission belt and the second transmission belt, gypsum boards on the first transmission belt are transferred to the second transmission belt through the lifting sampling mechanism, and the lifting sampling mechanism carries out on-line sampling detection on every other quantitative gypsum boards;
the lifting sampling mechanism comprises a gantry support arranged between a first transmission belt and a second transmission belt, an upper conveying roller set and a lower conveying roller set, wherein the upper conveying roller set and the lower conveying roller set are arranged inside the gantry support, a power component used for pushing the lower conveying roller set and the upper conveying roller set to move upwards synchronously is arranged at the bottom of the gantry support, and when the upper conveying roller set is used for lifting height sampling detection, a gypsum board on the first transmission belt is continuously transferred to the second transmission belt through the lower conveying roller set.
As a preferable scheme of the invention, the gantry support comprises two vertical plates which are distributed in parallel and oppositely, the upper ends of the two vertical plates are respectively sleeved with a cavity sliding sleeve capable of sliding up and down, the upper end of the cavity sliding sleeve is fixedly provided with a plurality of rotating shafts which are uniformly distributed, two ends of each roller of the upper layer conveying roller set are movably arranged on the rotating shafts through bearings, and each roller of the upper layer conveying roller set can rotate around the rotating shafts.
As a preferred scheme of the invention, the inner and outer surfaces of the two vertical plates are respectively provided with a plurality of vertically and uniformly distributed limiting grooves, bearing through holes matched with the limiting grooves one by one are arranged on the inner side wall of the cavity sliding sleeve, two ends of the lower layer conveying roller set are respectively inserted into the limiting grooves on the inner surface of the vertical plate through the bearing through holes, a plurality of rolling balls which are uniformly distributed are arranged in each limiting groove on the outer surface of the vertical plate from top to bottom, the edge of the rolling ball is higher than the outer surface of the vertical plate, a group of force application supporting plates are arranged below the lower layer conveying roller group in each hollow cavity sliding sleeve, the upper surface of application of force fagging be equipped with the running roller one-to-one's of lower floor's transport roller group arc recess, the internal surface of arc recess is through polishing treatment.
As a preferable scheme of the invention, the power assembly comprises a plurality of groups of electric cylinders uniformly distributed below each group of the force application supporting plates, and the electric cylinders support the force application supporting plates to push the cavity sliding sleeve to move upwards integrally.
According to a preferable scheme of the invention, the widths of the upper layer conveying roller set and the lower layer conveying roller set are both larger than the width of a gypsum board to be sampled, clamping mechanisms for fixing the gypsum board are respectively arranged at two ends of the upper layer conveying roller set, each clamping mechanism comprises a plurality of driving cylinders uniformly installed at the top end of the cavity sliding sleeve and clamping long plates sleeved at two ends of the upper layer conveying roller set, telescopic shafts of the driving cylinders penetrate through the cavity sliding sleeves to be connected with the clamping long plates, and arch bridge openings corresponding to rollers of the upper layer conveying roller set in a one-to-one mode are arranged at the lower ends of the clamping long plates.
As a preferable scheme of the invention, a photoelectric sensor for detecting gypsum boards is arranged at a position of the first transmission belt close to the upper layer conveying roller set, the photoelectric sensor is connected with a control processor, when the number of times of transmission signal changes of the photoelectric sensor reaches a set value, the control processor controls the electric cylinder and the driving cylinder to work, the electric cylinder lifts the sampled gypsum boards on the upper layer conveying roller set, and meanwhile, the driving cylinder clamps the gypsum boards on the upper layer conveying roller set inwards until the height of the lower layer conveying roller set is lifted to a transmission position.
The device comprises a lifting mechanism, a distance measuring platform, a distance grating group, a lifting mechanism, a lifting.
In addition, the invention also provides a gypsum board sampling detection method, which comprises the following steps:
step 100, starting a first conveying belt and a second conveying belt, detecting the quantity of the conveyed gypsum boards in real time, raising a sampling mechanism every other quantitative gypsum board, and extracting the gypsum boards for quality detection;
200, transferring the extracted gypsum board, and detecting whether the weight and length and width information of the gypsum board are normal;
and step 300, the next group of gypsum boards on the first conveying belt is conveyed towards the second conveying belt continuously through a lower roller set of the sampling mechanism.
As a preferred aspect of the present invention, in step 100, the number of the gypsum boards being transported is detected by a photoelectric sensor disposed at the end of the first transport belt, when the photoelectric sensor detects that a gypsum board is present, an output signal of the photoelectric sensor changes, and the step of extracting the gypsum board by a sampling mechanism to perform quality detection specifically includes:
the output signal of the photoelectric sensor changes once, and is accumulated once by using a counter, so that the increase of the conveying quantity of the gypsum board is represented;
and (4) lifting the sampling mechanism every other quantitative gypsum board, and performing sampling quality inspection on the gypsum board.
As a preferred embodiment of the present invention, in step 200, after transferring the extracted gypsum board, the transmission signal of the photoelectric sensor is no gypsum board transmission, the down-shifting sampling mechanism is reset, the gypsum board on the first conveyor belt is transmitted to the second conveyor belt through the upper roller set of the sampling mechanism, and the next sampling operation is prepared.
The embodiment of the invention has the following advantages:
(1) when the gypsum board is sampled, the photoelectric sensor senses the gypsum board conveyed to the upper part of the online sampling device, the online sampling device is automatically lifted to sample and transfer the gypsum board, and the next group of gypsum board plates on the production line are continuously conveyed through the space below the online sampling device, so that the automatic operation of the production line is not influenced, and the online sampling is realized;
(2) according to the invention, sampling detection is carried out at intervals of a certain number to obtain the length, width and weight information of gypsum board beating, the precision of quality detection is improved, and the quality of the whole batch of products is deduced according to the detection result of the products in the sample according to the sampling detection, so that the production quality of the whole batch of gypsum boards can be judged.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It should be apparent that the drawings in the following description are merely exemplary, and that other embodiments can be derived from the drawings provided by those of ordinary skill in the art without inventive effort.
The structures, ratios, sizes, and the like shown in the present specification are only used for matching with the contents disclosed in the specification, so as to be understood and read by those skilled in the art, and are not used to limit the conditions that the present invention can be implemented, so that the present invention has no technical significance, and any structural modifications, changes in the ratio relationship, or adjustments of the sizes, without affecting the effects and the achievable by the present invention, should still fall within the range that the technical contents disclosed in the present invention can cover.
FIG. 1 is a schematic structural diagram of an on-line sampling device according to embodiment 1 of the present invention;
FIG. 2 is a schematic structural view of a lifting and sampling mechanism in embodiment 1 of the present invention;
FIG. 3 is a schematic structural view of an upper conveying roller set in the up-sampling mechanism according to embodiment 1 of the present invention;
FIG. 4 is a block diagram showing the structure of an on-line sampling system according to embodiment 1 of the present invention;
fig. 5 is a schematic flow chart of an online sampling method in embodiment 2 of the present invention.
In the figure:
1-a first conveying belt; 2-a second conveying belt; 3-lifting the sampling mechanism; 4-limiting groove; 5-punching a bearing; 6-rolling ball; 7-force application supporting plates; 8-arc groove; 9-a clamping mechanism; 10-a photoelectric sensor; 11-a control processor; 12-a grasping robot arm; 13-a ranging platform; 14-a range grating group; 15-a gravity sensor;
31-gantry support; 32-upper conveying roller group; 33-lower layer conveying roller set; 34-a power assembly;
311-vertical plates; 312-a cavity sliding sleeve; 313-a rotating shaft;
91-driving a cylinder; 92-clamping the long plate; 93-Arch bridge opening.
Detailed Description
The present invention is described in terms of particular embodiments, other advantages and features of the invention will become apparent to those skilled in the art from the following disclosure, and it is to be understood that the described embodiments are merely exemplary of the invention and that it is not intended to limit the invention to the particular embodiments disclosed. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1
As shown in fig. 1, the invention provides an online sampling device for gypsum boards, which is applied to a production line for continuous transmission of gypsum boards and mainly comprises two parts,
the first part is the online sampling function, and when sampling the gypsum board, the gypsum board of online sampling device top is transported in the photoelectric sensor response, and online sampling device rises automatically, shifts the gypsum board sampling, and the next set of gypsum board panel on the production line passes through the space below online sampling device and continues the transmission, does not influence the automatic operation of production line, realizes online sampling.
The second part is the automatic measuring function, the gypsum board that will online sampling device promotes the extraction shifts to the check weighing platform, utilize the length and the width information of range grating collection sample gypsum board, utilize pressure sensor to survey the weight information of gypsum board simultaneously, thereby accomplish the on-line measuring function to the gypsum board once, this embodiment can carry out the sampling test at every certain quantity, the precision of quality testing is high, then infer the quality of whole batch product according to the inspection result of the product in the sample according to the sampling test, thereby can judge the production quality of whole batch gypsum board.
Specifically including a transmission band 1 and No. two transmission bands 2 that head and the tail are close, be equipped with between a transmission band 1 and No. two transmission bands 2 and promote sampling mechanism 3, the gypsum board process on the transmission band 1 promote sampling mechanism 3 and shift to No. two transmission bands 2, it carries out online sampling inspection at every quantitative gypsum board to promote sampling mechanism 3.
As shown in fig. 2 and 3, the lifting and sampling mechanism 3 includes a gantry support 31 disposed between the first conveyor belt 1 and the second conveyor belt 2, and an upper conveyor roller wheel group 32 and a lower conveyor roller wheel group 33 disposed inside the gantry support 31, a power assembly 34 for driving the lower conveyor roller wheel group 33 and the upper conveyor roller wheel group 32 to move upward synchronously is disposed at the bottom of the gantry support 31, and when the upper conveyor roller wheel group 32 is used for lifting height sampling detection, gypsum boards on the first conveyor belt 1 are continuously transferred to the second conveyor belt 2 through the lower conveyor roller wheel group 33.
In normal transmission process, the gypsum board shifts No. two transmission bands 2 from a transmission band 1 through upper conveying roller wheelset 32, and handle every gypsum board that passes through to count, every quantitative gypsum board samples, power component 34 promotes lower floor's conveying roller wheelset 33 and upper conveying roller wheelset 32 and shifts up in step, upper conveying roller wheelset 32 shifts up from the position that is high such as a transmission band 1 this moment, and lower floor's conveying roller wheelset 33 shifts gradually to the original position of upper conveying roller wheelset 32, the height that until lower floor's conveying roller wheelset 33 is the same with a height of transmission band 1, the gypsum board on a transmission band 1 continues to shift through lower floor's conveying roller wheelset 33 this moment No. two transmission bands 2, what upper conveying roller wheelset 32 promoted waits to detect the gypsum board and shifts and carry out length measuring width measuring and weight measuring processing.
The gantry support 31 comprises two vertical plates 311 which are oppositely distributed in parallel, the upper ends of the two vertical plates 311 are respectively sleeved with a cavity sliding sleeve 312 which can slide up and down, the upper end of the cavity sliding sleeve 312 is fixedly provided with a plurality of rotating shafts 313 which are uniformly distributed, two ends of each roller of the upper conveying roller set 32 are movably arranged on the rotating shafts 313 through bearings, and each roller of the upper conveying roller set 32 can rotate around the rotating shafts 313.
The upper conveying roller set 32 is an unpowered roller set, and in order to reduce the friction force applied when the gypsum board passes through the upper conveying roller set 32, the upper conveying roller set 32 of the present embodiment can rotate around the rotating shaft 313, so as to stably transfer and convey the gypsum board.
The inner surfaces and the outer surfaces of the two vertical plates 311 are respectively provided with a plurality of vertically and uniformly distributed limiting grooves 4, the inner side wall of the cavity sliding sleeve 312 is provided with bearing through holes 5 which are matched with the limiting grooves 4 one by one, and the two ends of the lower layer conveying roller set 33 are respectively inserted into the limiting grooves 4 on the inner surface of the vertical plate 311 through the bearing through holes 5.
Generally, the aperture of the limiting groove 4 is slightly larger than the diameter of the two ends of the lower layer conveying roller wheel set 33, so as to ensure that the two ends of the lower layer conveying roller wheel set 33 can rotate freely in the limiting groove 4, and the bearing through hole 5 of the present embodiment is connected with the two ends of the lower layer conveying roller wheel set 33 through a bearing, so that the friction force of the lower layer conveying roller wheel set 33 during rotation can be reduced.
A plurality of rolling balls 6 which are uniformly distributed are arranged in each limiting groove 4 on the outer surface of the vertical plate 311 from top to bottom, and the edge of each rolling ball 6 is higher than the outer surface of the vertical plate 311.
When the inner and outer surface moving speed of the cavity sliding sleeve 312 is different, the cavity sliding sleeve 312 will be attached to the vertical support plate 311, and the friction force of the cavity sliding sleeve 312 moving up and down is increased.
Every cavity sliding sleeve 312 is in the below of lower floor's transport roller group 33 all is equipped with a set of application of force fagging 7, the upper surface of application of force fagging 7 be equipped with the running roller one-to-one's of lower floor transport roller group 33 arc recess 8, the internal surface of arc recess 8 is through polishing treatment.
The power assembly 34 comprises a plurality of groups of electric cylinders which are uniformly distributed in each group and are arranged below the force application supporting plate 7, and the electric cylinders support the force application supporting plate 7 to push the cavity sliding sleeve 312 to move upwards integrally.
Each group of force application supporting plates 7 are distributed on the inner surface and the outer surface of the cavity sliding sleeve 312, so that when the electric cylinder pushes the lower conveying roller wheel set 33 and the upper conveying roller wheel set 32 to move upwards synchronously, the inner surface and the outer surface of each cavity sliding sleeve 312 are stressed uniformly, and the problem that the movement resistance is increased due to the fact that the cavity sliding sleeve 312 is stressed in an uneven inclined mode can be solved.
As a preferable feature of the present invention, after the upper conveying roller set 32 is lifted, the lower conveying roller set 33 can still carry and transfer the gypsum boards, so that the gypsum boards can be ensured to be always in a horizontal state, and the gypsum boards are prevented from being angularly offset or stacked when being transferred from the first conveying belt 1 to the second conveying belt 2.
The width of upper conveying roller wheelset 32 and lower floor's conveying roller wheelset 33 all is greater than the gypsum board width of treating the sample, and the length of upper conveying roller wheelset 32 and lower floor's conveying roller wheelset 33 all is less than the length of gypsum board, guarantees the gypsum board and carries the normal transport work of roller wheelset 33 through upper conveying roller wheelset 32 and lower floor.
When the sampled gypsum board is lifted and detected, because the lengths of the upper conveying roller wheel set 32 and the lower conveying roller wheel set 33 are both smaller than the length of the gypsum board, and the friction force of the upper conveying roller wheel set 32 and the lower conveying roller wheel set 33 is very small, in order to ensure that the gypsum board does not fall off in the lifting process, in the embodiment, the clamping mechanisms 9 for fixing the gypsum board are respectively arranged at the two ends of the upper conveying roller wheel set 32,
As a preferred feature of the present invention, during the lifting of the gypsum board, the driving cylinder 91 presses the clamping long plate 92 inward until the clamping long plate 92 clamps the two parallel sides of the gypsum board, thereby achieving stable lifting of the gypsum board.
As shown in fig. 4, when gypsum boards in the production line are sampled and detected, sampling is performed at regular time intervals or at regular numbers, that is, one or more samples are arbitrarily extracted from a section of product with a number, for example, one gypsum board is extracted for every 20 gypsum boards to be detected, the gypsum boards with the 21 st, 41 st and 61 … … st are subjected to lifting sampling, and in the present embodiment, the number of gypsum boards is detected by the photoelectric sensor 10, so that the photoelectric sensor 10 for detecting gypsum boards is arranged at a position of the first conveying belt 1 close to the upper conveying roller set 32.
The photosensor 10 is a device that converts an optical signal into an electrical signal. The working principle is based on the photoelectric effect. The photoelectric effect is a phenomenon that when light irradiates on some substances, electrons of the substances absorb energy of photons to generate corresponding electric effect, and the photoelectric sensor is controlled by converting the change of light intensity into the change of an electric signal.
When the output electric signal of the photoelectric sensor 10 is changed from large to small, it means that the head of the gypsum board is detected, and when the output electric signal of the photoelectric sensor 10 is changed from small to large, it means that the tail end of the gypsum board is detected, so that when the output signal of the photoelectric sensor 10 is changed once, it means that one gypsum board is detected, and the output signals of the photoelectric sensor 10 are added up, so that the conveying amount of the gypsum board can be counted.
The gypsum board that upper conveying roller wheelset 32 will extract promotes the back, snatchs arm 12 will the sample gypsum board centre gripping that upper conveying roller wheelset 32 promoted moves to the angle of setting for in advance, and with sample gypsum board transfer to range finding platform 13, range finding platform 13 utilizes the length information and the width information of 14 collection sample gypsum boards of range finding grating group, gathers the weight information of sample gypsum board through grabbing the gravity sensor 15 on arm 12, snatchs arm 12 afterwards and snatchs the gypsum board of taking a sample and deposit the district, accomplishes the sample and the quality testing operation of gypsum board.
After the length information, the width information and the weight information of the sampled gypsum board are generated to the control processor 11, the information of the sampled gypsum board is compared with the standard gypsum board, the singleweight of the gypsum board is calculated, and whether the quality of the gypsum board is qualified or not is judged.
It should be added that, after the sampled gypsum board on the upper conveying roller wheel set 32 is transferred by the grabbing mechanical arm 12, and the photoelectric sensor 10 detects that there is no gypsum board transmission at this time, the control processor 11 controls the electric cylinder to contract, and the upper conveying roller wheel set 32 descends to the transmission position to prepare for the next sampling operation.
Example 2
As shown in fig. 5, the invention also provides an online sampling device and a sampling detection method for gypsum boards, comprising the following steps:
step 100, starting a first conveying belt and a second conveying belt, detecting the quantity of the conveyed gypsum boards in real time, raising a sampling mechanism every other quantitative gypsum boards, and extracting the gypsum boards for quality detection.
The gypsum board on the production line is sampled on line by using a system sampling mode, each quantitative gypsum board is sampled and detected at regular intervals, and one or more samples are randomly extracted from a section of product with the same number at the same interval, so that the realization precision of the sampling detection authentication quality condition is improved.
This step mainly utilizes the photoelectric sensor who sets up at a transmission band end to detect the gypsum board quantity of transmission, and when photoelectric sensor detected there is the gypsum board, photoelectric sensor's output signal changed, and the step that utilizes sampling mechanism to extract the gypsum board and carry out quality testing specifically does:
the output signal of the photoelectric sensor changes once, and is accumulated once by using a counter, so that the increase of the conveying quantity of the gypsum board is represented;
and (4) lifting the sampling mechanism every other quantitative gypsum board, and performing sampling quality inspection on the gypsum board.
And 200, transferring the extracted gypsum board, and detecting whether the weight and length and width information of the gypsum board are normal.
And step 300, the next group of gypsum boards on the first conveying belt is conveyed towards the second conveying belt continuously through a lower roller set of the sampling mechanism.
After transferring the gypsum board of extraction, photoelectric sensor's conveying signal is for not having the gypsum board transmission, moves down the sampling mechanism and resets, and the gypsum board on the transmission band of a number is carried towards No. two transmission bands through the top running roller group of sampling mechanism, prepares next sampling operation.
Although the invention has been described in detail above with reference to a general description and specific examples, it will be apparent to one skilled in the art that modifications or improvements may be made thereto based on the invention. Accordingly, such modifications and improvements are intended to be within the scope of the invention as claimed.
Claims (10)
1. The gypsum board on-line sampling device is characterized by comprising a first transmission belt (1) and a second transmission belt (2) which are close to each other in head and tail, wherein a lifting sampling mechanism (3) is arranged between the first transmission belt (1) and the second transmission belt (2), gypsum boards on the first transmission belt (1) are transferred to the second transmission belt (2) through the lifting sampling mechanism (3), and the lifting sampling mechanism (3) carries out on-line sampling detection at intervals of quantitative gypsum boards;
promote sample mechanism (3) including setting up longmen support (31) between a transmission band (1) and No. two transmission bands (2), and set up and be in upper conveying roller group (32) and lower floor conveying roller group (33) inside longmen support (31), the bottom of longmen support (31) is equipped with and is used for promoting lower floor conveying roller group (33) and upper conveying roller group (32) power component (34) that move up in step, when upper conveying roller group (32) promoted high sample test, gypsum board on a transmission band (1) continues to shift to through lower floor conveying roller group (33) No. two transmission bands (2).
2. The gypsum board online sampling device according to claim 1, wherein the gantry support (31) comprises two vertical plates (311) which are distributed in parallel and oppositely, the upper ends of the two vertical plates (311) are respectively sleeved with a cavity sliding sleeve (312) which can slide up and down, the upper end of the cavity sliding sleeve (312) is fixedly provided with a plurality of rotating shafts (313) which are distributed uniformly, the two ends of each roller of the upper layer conveying roller set (32) are movably mounted on the rotating shafts (313) through bearings, and each roller of the upper layer conveying roller set (32) can rotate around the rotating shafts (313).
3. The gypsum board on-line sampling device of claim 2, wherein: the inner surface and the outer surface of each of the two vertical plates (311) are respectively provided with a plurality of vertically and uniformly distributed limiting grooves (4), the inner side wall of each cavity sliding sleeve (312) is provided with bearing through holes (5) matched with the limiting grooves (4) one by one, two ends of each lower layer of conveying roller set (33) are respectively inserted into the corresponding limiting grooves (4) on the inner surface of the vertical plate (311), each vertical plate (311) is provided with a plurality of uniformly distributed rolling balls (6) from top to bottom in the corresponding limiting grooves (4), the edges of the rolling balls (6) are higher than the outer surface of the vertical plate (311), each cavity sliding sleeve (312) is provided with a group of force application supporting plates (7) below the lower layer of conveying roller set (33), and the upper surfaces of the force application supporting plates (7) are provided with arc-shaped grooves (8) corresponding to the rollers of the lower layer of conveying roller set (33) one by one And the inner surface of the arc-shaped groove (8) is subjected to polishing treatment.
4. The gypsum board on-line sampling device of claim 3, wherein: the power assembly (34) comprises a plurality of groups of electric cylinders which are uniformly distributed in each group and are arranged below the force application supporting plate (7), and the electric cylinders support the force application supporting plate (7) to push the cavity sliding sleeve (312) to move upwards integrally.
5. The gypsum board on-line sampling device of claim 2, wherein: the width of upper strata transport roller group (32) and lower floor's transport roller group (33) all is greater than the gypsum board width of treating the sample the both ends of upper strata transport roller group (32) are equipped with fixture (9) that are used for fixed gypsum board respectively, fixture (9) are including a plurality of uniform installations drive actuating cylinder (91) on cavity sliding sleeve (312) top, and the cover is established the centre gripping long slab (92) at upper strata transport roller group (32) both ends, the telescopic shaft that drives actuating cylinder (91) passes cavity sliding sleeve (312) is connected with centre gripping long slab (92), the lower extreme of centre gripping long slab (92) be equipped with arch bridge trompil (93) of the running roller one-to-one of upper strata transport roller group (32).
6. The gypsum board on-line sampling device of claim 4, wherein: a transmission band (1) is close to the position of upper conveying roller group (32) is equipped with photoelectric sensing ware (10) that are used for detecting the gypsum board, photoelectric sensing ware (10) are connected with control processor (11), when the conveying signal change number of times of photoelectric sensing ware (10) reaches the setting value, control processor (11) control electric cylinder with drive actuating cylinder (91) work, electric cylinder will sample gypsum board on upper conveying roller group (32) promotes, simultaneously it inwards presss from both sides tightly to drive actuating cylinder (91) gypsum board on upper conveying roller group (32), until the highly promotion of lower floor's conveying roller group (33) is to the transport position.
7. The gypsum board on-line sampling device of claim 1, wherein: still including snatching arm (12) and range finding platform (13), it will to snatch arm (12) the sample gypsum board centre gripping that upper strata conveying roller group (32) promoted shifts to range finding platform (13), range finding platform (13) utilize range finding grating group (14) to gather the length information and the width information of sample gypsum board to through snatching gravity sensor (15) on arm (12) the weight information of gathering the sample gypsum board.
8. A gypsum board sampling detection method is characterized by comprising the following steps:
step 100, starting a first conveying belt and a second conveying belt, detecting the quantity of the conveyed gypsum boards in real time, raising a sampling mechanism every other quantitative gypsum board, and extracting the gypsum boards for quality detection;
200, transferring the extracted gypsum board, and detecting whether the weight and length and width information of the gypsum board are normal;
and step 300, the next group of gypsum boards on the first conveying belt is conveyed towards the second conveying belt continuously through a lower roller set of the sampling mechanism.
9. The method for sampling and detecting the gypsum board according to claim 8, wherein in step 100, the number of the gypsum boards to be conveyed is detected by a photoelectric sensor disposed at the end of a first conveying belt, when the photoelectric sensor detects that the gypsum boards are present, the output signal of the photoelectric sensor changes, and the step of extracting the gypsum boards by a sampling mechanism for quality detection is specifically as follows:
the output signal of the photoelectric sensor changes once, and is accumulated once by using a counter, so that the increase of the conveying quantity of the gypsum board is represented;
and (4) lifting the sampling mechanism every other quantitative gypsum board, and performing sampling quality inspection on the gypsum board.
10. The method as claimed in claim 8, wherein in step 200, after transferring the extracted gypsum board, the photoelectric sensor transmits a signal without gypsum board, the down-shifting sampling mechanism resets, and the gypsum board on the first conveyor belt is transported toward the second conveyor belt by the upper roller set of the sampling mechanism, so as to prepare for the next sampling operation.
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