CN115783771A - Material thickness detection and cleaning system and operation method thereof - Google Patents

Abstract

The invention provides a material thickness detection and cleaning system and an operation method thereof. According to the automatic circular cleaning and detecting device, automatic circular cleaning and detecting operations of products are realized through configuration and combination application of automatic equipment, the production operation efficiency is improved, and the market competitiveness of enterprises is improved; automatic line circulation repetitive work improves the product clearance effect, promotes the yield, and automated inspection equipment's input application increases product measurement's uniformity, reliability, and to a great extent practices thrift the production manpower. And the automation degree of the production line is improved by using double-station feeding equipment.

Description

Material thickness detection and cleaning system and operation method thereof

Technical Field

The invention belongs to the technical field of machinery, relates to full-automatic cleaning and detecting equipment, and particularly relates to a material thickness detecting and cleaning system and an operation method thereof.

Background

The electronic product needs to clean processing scraps, residual liquid and the like in the processing and manufacturing process, and meanwhile, the thickness detection is needed before subsequent processing, so that the situation that defective products occupy production resources, waste is caused, and the production cost is increased is avoided. Only by ensuring the cleanliness and the thickness standard of the raw material, the accuracy and the good effect of the subsequent processing can be ensured. In the prior art, the cleaning operation and the thickness detection are usually performed manually, but the manual cleaning and the detection have the following problems:

1. the manual operation efficiency is low, the working hours are prolonged, and the yield is reduced; a large amount of manpower is consumed, and the cost is increased;

2. the environment is cleaned by blowing water and dry ice, so that long-time manual operation is not facilitated, and the human health is influenced;

3. manual operation easily causes incomplete cleaning, influences subsequent processing quality and increases defective products;

4. the accuracy of manual thickness detection is low, the precision is poor, and the detection standard is difficult to unify, so that the detection result error is large.

5. The manual work easily causes the risk of causing three injuries to the product.

To solve the above technical problems, for example, a device for cleaning a finished jig product is disclosed in chinese patent document [ chinese patent No.: 202020778417.1, the utility model discloses a tool finished product belt cleaning device, concretely relates to tool finished product washing technical field, including the brush board, the die cavity inner wall is equipped with the wind wheel, the die cavity right-hand member is equipped with the venthole, wind wheel inner wall fixed mounting pivot, the wind wheel both ends are equipped with the bearing, bearing fixed mounting is in brush inboard wall, pivot bottom fixed mounting plank, plank one end fixed mounting wet sponge, brush board top is equipped with dry sponge groove, dry sponge groove inner wall fixed mounting dry sponge, the die cavity top is equipped with dry sponge groove, dry sponge groove inner wall fixed mounting dry sponge, the utility model discloses can pour into water pipe and trachea respectively through water and gas, water can spill on the product surface through the shower nozzle, then gas blows the wind wheel through the venthole, then the wind wheel drives the pivot rotation, and the pivot drives the wet sponge rotation on the plank again, and pivoted wet sponge will clean the product surface like this.

Above-mentioned technical scheme only can realize the cleaning action on product surface through water spray and jet-propelled, can't carry out the inside cleanness of pertinence, especially has the casing class electronic product of pivot, and the hole of its pivot forms clean blind area, leads to follow-up processing to receive the influence because of can't clean the target in place, causes the defective rate of finished product to improve, reduces the finished product quality.

Disclosure of Invention

The invention aims to solve the problems in the prior art and provides a material thickness detection and cleaning system and an operation method thereof, wherein the material thickness detection and cleaning system and the operation method thereof form a full-automatic efficient treatment process by orderly combining material loading and unloading, mechanical arm feeding, cleaning operation and material thickness detection operation.

The purpose of the invention can be realized by the following technical scheme: the utility model provides a thick detection of material and clean system, includes the feeder machine, set up the material loading station on the feeder machine, move the material manipulator, read sign indicating number station, secondary positioning tool and ejection of compact station, the feeder machine links up pivot through clean manipulator pay-off and blows water tool, pivot is blown water tool and is linked up thickness check out test set through the pay-off of reclaimer manipulator, thickness check out test set passes through the reclaimer manipulator moves the material and links up NG frame, thickness check out test set passes through the reclaimer manipulator moves the material and links up the feeder machine.

In foretell thick detection of material and clean system, material loading station/ejection of compact station is including being located port on the feeder top surface, the periphery of port sets up a plurality of locating pieces and at least one and pushes away and press from both sides the cylinder, the below of port sets up the elevating platform, the elevating platform links firmly on the lift belt, the lift belt is the tensioning and cup joints in main band pulley and from the band pulley periphery, the main band pulley passes through the elevator motor drive and connects.

In the material thickness detecting and cleaning system, the code reading station comprises a fixing frame, a CCD light source is fixedly arranged on the fixing frame, a CCD camera is arranged below the CCD light source, and a scanning lens of the CCD camera faces downwards.

In foretell thick detection of material and clean system, secondary positioning tool including extend in the tool board in the feeder top surface outside, tool board middle part sets up carries the material district, carry and establish a plurality of cushion blocks on the material district, enclose on the periphery in year material district and establish a plurality of locating pieces, carry and set up a plurality of spouts of leading on the periphery in material district, the locating piece passes through the embedding of bottom lug form the connection of sliding in the spout of leading, set up the fixed orifices on the lug of bottom, cross-under screw in the fixed orifices.

In the material thickness detecting and cleaning system, the cleaning manipulator comprises a bottom frame, a mechanical arm and a material sucking claw from bottom to top, the material sucking claw is provided with symmetrical claw plates, sucking discs are arranged on the claw plates, a dry ice blowing nozzle extends out of the front end of the material sucking claw, and the dry ice blowing nozzle is provided with a curved nozzle pipe and a slit nozzle.

In the material thickness detection and cleaning system, the rotating shaft water blowing jig comprises a material carrying plate, an embedded trough is concavely arranged on the material carrying plate, a positioning assembly is arranged around the periphery of the embedded trough, a shaft body positioning groove is formed in one side edge of the embedded trough, two ends of the shaft body positioning groove relatively extend into a water blowing needle head, a water collecting box is fixedly inserted into the outer end of the water blowing needle head, the water blowing needle head is communicated with the inner cavity of the water collecting box, an external water supply device is connected to the side wall of the water collecting box through a joint, and the outer side of the water collecting box is connected by a driver in a push-pull mode.

In the material thickness detecting and cleaning system, the material carrying plate is provided with an assembly window, the assembly window is communicated with the port of the shaft body positioning groove, and the water collecting box and the water blowing needle head are positioned in the assembly window.

In the above material thickness detecting and cleaning system, the positioning assembly includes at least one lifting cylinder and at least one side pushing cylinder fixedly arranged at the bottom of the material carrying plate; a lifting shaft of the lifting cylinder penetrates out of the material carrying plate to form vertical sliding connection, the top end of the lifting shaft is fixedly connected with a compaction block, and the compaction block extends into the material embedding groove; the material carrying plate is provided with a side pushing window, a push-pull rod of the side pushing cylinder is fixedly connected with a push-pull plate, and the push-pull plate is located in the side pushing window to form free displacement.

In foretell thick detection of material and clean system, thickness check out test set is including the fuselage that has the measuring chamber, set up detection tool in the measuring chamber, detection tool's detection station periphery sets up positioning mechanism, detection tool's side sets up Y and moves and carry the mechanism, Y moves and carries the mechanism and go up drive X and move and carry the mechanism, X moves and carries the mechanism and go up drive thickness detector, the last probe of thickness detector, lower probe correspond set up in the top of detection tool, below.

In the material thickness detecting and cleaning system, the positioning mechanism comprises a plurality of stop blocks, a plurality of rotary cylinders and a plurality of pushing cylinders, the stop blocks, the rotary cylinders and the pushing cylinders are arranged on the periphery of the detection station, rotary press blocks are fixedly connected to swing rods of the rotary cylinders, and pushing blocks are fixedly connected to telescopic rods of the pushing cylinders.

In foretell thick detection of material and clean system, Y moves and carries mechanism including parallel arrangement's Y slip table electric jar and Y slide rail, X moves and carries mechanism including X slip table electric jar, the Y drive block of Y slip table electric jar links firmly X slip table electric jar, the bottom of X slip table electric jar through the slider inlay card in form sliding connection on the Y slide rail, gu adorn on the X drive block of X slip table electric jar the thickness detection appearance.

In foretell material thickness detects and clean system, NG frame is including erectting the support body, erect a set of relative both sides of support body and form uncovered, another relative both sides of group are that the symmetry is protruding to establish a plurality of fender position strips, and the silo is inserted in the formation between the adjacent fender position strip.

The operation method of the material thickness detection and cleaning system comprises the following steps:

1) The material moving manipulator absorbs the product on the feeding station of the feeding machine and transfers the product to the code reading station, the Cell point of the product is scanned and identified, and then the product is transferred to the secondary positioning jig by the material moving manipulator for accurate positioning;

2) After the cleaning manipulator sucks the product from the secondary positioning jig, the product is turned over by 180 degrees and placed on the rotating shaft water blowing jig, the rotating shaft water blowing jig is used for spraying water to clean the inner hole of the rotating shaft of the product, and meanwhile, the cleaning manipulator is used for cleaning the surface of the product by spraying dry ice through a dry ice blowing nozzle;

3) After the product is cleaned, sucking the product through a material taking manipulator and transferring the product to thickness detection equipment for material thickness detection;

4) The product with qualified material thickness is placed into a discharging station of the feeding machine through the material taking manipulator for discharging; products with unqualified material thickness are placed into the NG rack through the material taking manipulator to wait for rechecking.

Compared with the prior art, the material thickness detection and cleaning system and the operation method thereof have the following beneficial effects:

1. the automatic circulation cleaning and detecting operation of the product is realized through the configuration combination application of the automation equipment, the production operation efficiency is improved, and the market competitiveness of enterprises is increased; automatic line circulation repetitive work improves the product clearance effect, promotes the yield, and automated inspection equipment's input application increases product measurement's uniformity, reliability, and to a great extent practices thrift the production manpower.

2. The double-station feeding equipment is used, the automation degree of the production line is improved, and a foundation is laid for realizing unmanned production; the line body product circulation operation, the space that the saving overall arrangement took up an area of, the simplification automated production control mode.

3. To the hole structure of axis body, the mechanical drive needle body inserts and sprays and wash, realizes the thorough cleanness of product blind area, ensures the product cleanliness factor, does benefit to follow-up processing operation, promotes finished product yield and quality, increases market competition.

4. Through fixing a position the product firmly, the cooperation manipulator carries out the dry ice and sprays cleanly, ensures the clean degree on product surface, avoids sweeps, waste liquid to remain, does benefit to follow-up processing operation, promotes finished product yield and quality.

Drawings

FIG. 1 is an overall top view block diagram of the present web thickness detection and cleaning system.

Fig. 2 is a perspective view of a feeder of the present material thickness detecting and cleaning system.

Fig. 3 is a perspective view of a cleaning robot in the present material thickness detecting and cleaning system.

Fig. 4 is a three-dimensional structure diagram of the rotating shaft water blowing jig in the material thickness detecting and cleaning system.

FIG. 5 is a perspective view of the driver and the water blowing needle of the present system.

Fig. 6 is a perspective view of the thickness detecting apparatus in the present stock thickness detecting and cleaning system.

Fig. 7 is a perspective view of the NG frame in the present material thickness detecting and cleaning system.

In the figure, A, a feeder; a1, a feeding station; a2, a material moving manipulator; a3, a code reading station; a4, secondary positioning of a jig; a4a, a cushion block; a4b, a positioning block; a5, a discharging station.

B. Cleaning the manipulator; b1, a bottom frame; b2, a mechanical arm; b3, a material sucking claw; b4, a dry ice blowing nozzle.

C. A rotating shaft water blowing jig; c1, a material carrying plate; c1a and an identification block; c2, a driver; c3, a water collecting box; c4, a water blowing needle head; c5, a compression block; c6, a pushing plate; c7, a bottom plate; c8, a base.

D. Get material manipulator.

E. A thickness detection device; e1, a machine body; e2, detecting a jig; e3, a Y sliding table electric cylinder; e4, an X sliding table electric cylinder; e5, a thickness detector;

F. an NG frame; f1, erecting a frame body; f2, inserting a trough.

Detailed Description

The following are specific embodiments of the present invention and are further described with reference to the drawings, but the present invention is not limited to these embodiments.

Example one

As shown in fig. 1 to 7, this thick detection of material and clean system, including feeder A, set up material loading station A1 on the feeder A, move material manipulator A2, read sign indicating number station A3, secondary positioning tool A4 and ejection of compact station A5, feeder A blows water tool C through cleaning manipulator B pay-off linking pivot, the pivot is blown water tool C and is linked up thickness detection equipment E through the pay-off of reclaimer manipulator D, thickness detection equipment E moves the material through reclaimer manipulator D and links up NG frame F, thickness detection equipment E moves the material through reclaimer manipulator D and links up feeder A.

Material loading station A1/ejection of compact station A5 is including being located the opening on feeder A top surface, and the periphery of opening sets up a plurality of locating pieces A4b and at least one and pushes away and press from both sides the cylinder, and the below of opening sets up the elevating platform, and the elevating platform links firmly on the lifting belt, and the lifting belt is the tensioning and cup joints in main band pulley and from the band pulley periphery, and the main band pulley passes through the elevator motor drive and connects.

The lifting motor drives the lifting belt to rotate forward and backward, so that the lifting platform is driven to move up and down, and the tray lifting, tray supplying and collecting operation or the tray descending and collecting operation is realized. Utilize the peripheral locating piece A4b of opening to support to lean on the charging tray periphery to spacing, bulldoze the charging tray through pushing away the clamp cylinder and form fixedly.

The material moving manipulator A2 comprises a mechanical arm, the tail end of the mechanical arm is connected with a mechanical claw through a rotating shaft, and a vacuum chuck is arranged on the mechanical claw. The mechanical claw is driven by the mechanical arm to move freely, and a product is sucked or released through a vacuum sucker on the mechanical claw.

The code reading station A3 comprises a fixing frame, a CCD light source is fixedly arranged on the fixing frame, a CCD camera is arranged below the CCD light source, and a scanning lens of the CCD camera faces downwards. The CCD light source illuminates the product, and the scanning lens of the CCD camera reads the Cell points on the product for identification.

Secondary positioning tool A4 is including extending the tool board in the feeder machine A top surface outside, and tool board middle part sets up carries the material district, carries to expect to distinguish the epirelief and is equipped with a plurality of cushion A4a, encloses on the periphery in year material district and establishes a plurality of locating piece A4b, carries to set up a plurality of spouts of leading on the periphery in material district, and locating piece A4b leads the spout through the embedding of bottom lug and forms the connection of sliding, sets up the fixed orifices on the lug of bottom, the downthehole cross-under screw of fixed orifices.

The products are horizontally loaded through the plurality of cushion blocks A4a, and the periphery of the products is abutted through the plurality of positioning blocks A4b to form accurate positioning. The side face, facing the material carrying area, of the positioning block A4b is provided with a guide-in inclined plane, so that the product can enter the positioning block A conveniently, and the edges of the product are prevented from being scratched. After the screws are unscrewed, the positioning block A4b can move along the guide sliding groove, so that the size of the material carrying area is adjusted corresponding to the product specification, and the screws are screwed again to form locking fixation on the positioning block A4 b.

The cleaning manipulator B comprises a bottom frame B1, a mechanical arm B2 and a material sucking claw B3 from bottom to top, the material sucking claw B3 is provided with symmetrical claw plates, suckers are arranged on the claw plates, the front end of the material sucking claw B3 extends out of a dry ice blow gun B4, and the dry ice blow gun B4 is provided with a curved arc nozzle pipe and a slit nozzle.

The material suction claw B3 is driven by the mechanical arm B2 to freely move, the material is sucked in vacuum through the sucker, and dry ice spraying cleaning treatment is carried out on the surface of a product through the dry ice blowing nozzle B4. The material taking manipulator D is similar to the cleaning manipulator B in structure, and the difference point is that the material taking manipulator D is not provided with a dry ice blowing nozzle B4.

Pivot blowing tool C is including carrying flitch C1, carry flitch C1 to go up the concave establishment and inlay the silo, the periphery that inlays the silo encloses and establishes locating component, a side that inlays the silo sets up axis body positioning groove, the both ends of axis body positioning groove stretch into the syringe needle C4 of blowing relatively, the outer end of the syringe needle C4 of blowing inserts collection water box C3 admittedly, and make the syringe needle C4 of blowing be linked together with collection water box C3 inner chamber, through the external water supply installation of articulate on collection water box C3's the lateral wall, collection water box C3's the outside is connected by driver C2 push-and-pull.

The driver C2 is any one of a cylinder, an electric cylinder, a hydraulic cylinder and an electric push rod, and the two drivers C2 are oppositely arranged at two ends of the shaft body positioning groove. The water blowing needle C4 is provided with a reducing pipe body, and the reducing pipe body is sequentially connected with a middle diameter mounting section, a large diameter limiting section, a small diameter extending section and an inserting needle from the outer end to the inner end. The bottom plate C7 is arranged below the material loading plate C1 in parallel, and the bottom plate C7 is fixedly connected with the material loading plate C1 through a plurality of supporting columns. The fixture is fixedly assembled with the base C8 through the bottom plate C7.

The material carrying plate C1 is provided with an assembly window, the assembly window is communicated with the port of the shaft body positioning groove, and the water collecting box C3 and the water blowing needle head C4 are positioned in the assembly window. Through setting up the mounted position that the assembly window provided catchment box C3 and blow water syringe needle C4 to make and blow water syringe needle C4 can be at free displacement between assembly window and axis body positioning groove.

The positioning assembly comprises at least one lifting cylinder and at least one side pushing cylinder which are fixedly arranged at the bottom of the material carrying plate C1; a lifting shaft of the lifting cylinder penetrates out of the material carrying plate C1 to form vertical sliding connection, the top end of the lifting shaft is fixedly connected with a pressing block C5, and the pressing block C5 extends into the material embedding groove; the material carrying plate C1 is provided with a side pushing window, a push-pull rod of the side pushing cylinder is fixedly connected with a pushing plate C6, and the pushing plate C6 is positioned in the side pushing window to form free displacement. After the product is placed into the material embedding groove, the lifting cylinder drives the pressing block C5 to descend to press the top surface of the product, and the side pushing cylinder extends to push the pushing plate C6 to push the side edge of the product, so that the product is three-dimensionally fixed. The lifting cylinder drives the compression block C5 to lift up, and the side pushing cylinder retracts the pushing plate C6, so that the product is released.

The material embedding groove is a profiling groove body, a step surface is convexly arranged in the middle of the material embedding groove, an identification block C1a is convexly arranged in the middle of the step surface, and the shaft body positioning groove is concavely arranged on the outer side of one edge of the step surface. The bottom surface of the product is attached to the step surface, the mark block C1a extends into the mark hole in the middle of the product, and the shaft body positioning groove is embedded with the rotating shaft on one side of the product, so that the whole product is kept in a horizontal state.

The thickness detection equipment E comprises a machine body E1 with a detection chamber, a detection jig E2 is arranged in the detection chamber, a positioning mechanism is arranged on the periphery of a detection station of the detection jig E2, a Y transfer mechanism is arranged on the side of the detection jig E2, a driving X transfer mechanism is arranged on the Y transfer mechanism, a driving thickness detector E5 is arranged on the X transfer mechanism, and an upper probe and a lower probe of the thickness detector E5 are correspondingly arranged above and below the detection jig E2.

The positioning mechanism comprises a plurality of stop blocks, a plurality of rotary cylinders and a plurality of pushing cylinders, wherein the stop blocks, the rotary cylinders and the pushing cylinders are arranged on the periphery of the detection station, rotary press blocks are fixedly connected to swing rods of the rotary cylinders, and pushing blocks are fixedly connected to telescopic rods of the pushing cylinders. The product is placed on the detection station, the product is abutted and blocked by the aid of the plurality of stop blocks, the rotary air cylinder is started to rotate, the pressing block is rotated to the position above the product to form longitudinal pressing, and the pushing air cylinder is started to push the pressing block to press the side edge of the product to form a plane for fixing.

The Y moves and carries the mechanism and includes Y slip table electric cylinder E3 and the Y slide rail that parallel arrangement, and X moves and carries the mechanism and includes X slip table electric cylinder E4, and Y drive block of Y slip table electric cylinder E3 links firmly X slip table electric cylinder E4, and the bottom of X slip table electric cylinder E4 forms sliding connection through the slider inlay card on the Y slide rail, adorns thickness detector E5 on the X drive block of X slip table electric cylinder E4 admittedly. Order about thickness detector E5 through Y slip table electric cylinder E3 and follow the translation of Y direction, order about thickness detector E5 through X slip table electric cylinder E4 and follow the translation of X direction, make thickness detector E5 can reach the optional position of product and detect from this.

NG frame F is including erectting support body F1, erects a set of relative both sides of support body F1 and forms uncovered, and another relative both sides of group are that the symmetry is protruding to establish a plurality of fender position strips, and adjacent fender position forms between the strip and inserts silo F2. Get material manipulator D and insert relative inserting groove F2 by uncovered in proper order with bad product to the realization is deposited taking in of bad product.

Example two

Based on the first embodiment, the difference of the present embodiment is:

the operation method of the material thickness detection and cleaning system comprises the following steps:

1) The material moving manipulator A2 sucks the product on the feeding station A1 of the feeder A and transfers the product to the code reading station A3, the Cell point of the product is scanned and identified, and then the product is transferred to the secondary positioning jig A4 by the material moving manipulator A2 for accurate positioning;

2) After sucking the product from the secondary positioning jig A4, the cleaning manipulator B turns over by 180 degrees and is placed on the rotating shaft water blowing jig C, the rotating shaft inner hole of the product is subjected to water spraying cleaning through the rotating shaft water blowing jig C, and meanwhile, the cleaning manipulator B sprays dry ice through a dry ice blowing nozzle B4 to clean the surface of the product;

3) After the product is cleaned, sucking the product through a material taking manipulator D and transferring the product to thickness detection equipment E for material thickness detection;

4) The product with qualified material thickness is placed into a discharging station A5 of the feeding machine A through a material taking manipulator D for discharging; and products with unqualified material thickness are placed into the NG frame F through the material taking manipulator D to wait for rechecking.

Compared with the prior art, the material thickness detection and cleaning system and the operation method thereof have the following beneficial effects:

1. the automatic circulation cleaning and detecting operation of products is realized through the configuration combination application of the automation equipment, the production operation efficiency is improved, and the market competitiveness of enterprises is increased; automatic line circulation repetitive work improves the product clearance effect, promotes the yield, and automated inspection equipment's input application increases product measurement's uniformity, reliability, and to a great extent practices thrift the production manpower.

2. The double-station feeding equipment is used, the automation degree of the production line is improved, and a foundation is laid for realizing unmanned production; the line body product circulates the operation, practices thrift the overall arrangement space, simplifies the automated production control mode.

3. To the hole structure of axis body, the mechanical drive needle body inserts and sprays and wash, realizes the thorough cleanness of product blind area, ensures the product cleanliness factor, does benefit to follow-up processing operation, promotes finished product yield and quality, increases market competition.

4. Through fixing a position the product firmly, the cooperation manipulator carries out the dry ice and sprays cleanly, ensures the clean degree on product surface, avoids sweeps, waste liquid to remain, does benefit to follow-up processing operation, promotes finished product yield and quality.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications or additions may be made to the described embodiments or alternatives may be employed by those skilled in the art without departing from the spirit or ambit of the invention as defined in the appended claims.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Claims (13)

1. The utility model provides a thick detection of material and clean system, includes the feeder machine, its characterized in that, set up the material loading station on the feeder machine, move the material manipulator, read a yard station, secondary positioning tool and ejection of compact station, the feeder machine links up pivot through clean manipulator pay-off and blows water tool, pivot is blown water tool and is linked up thickness check out test set through the pay-off of reclaimer manipulator, thickness check out test set passes through the reclaimer manipulator moves the material and links up NG frame, thickness check out test set passes through the reclaimer manipulator moves the material and links up the feeder machine.

2. The material thickness detecting and cleaning system according to claim 1, wherein the feeding/discharging station comprises a port located on the top surface of the feeder, a plurality of positioning blocks and at least one pushing cylinder are arranged on the periphery of the port, a lifting table is arranged below the port and fixedly connected to a lifting belt, the lifting belt is in tensioning sleeve connection with the peripheries of a primary belt wheel and a secondary belt wheel, and the primary belt wheel is in driving connection with the secondary belt wheel through a lifting motor.

3. The material thickness detecting and cleaning system according to claim 1, wherein the code reading station comprises a fixing frame, a CCD light source is fixedly mounted on the fixing frame, a CCD camera is arranged below the CCD light source, and a scanning lens of the CCD camera faces downward.

4. The material thickness detecting and cleaning system according to claim 1, wherein the secondary positioning jig comprises a jig plate extending outside the top surface of the feeding machine, a material carrying area is arranged in the middle of the jig plate, a plurality of cushion blocks are arranged on the material carrying area, a plurality of positioning blocks are arranged around the material carrying area, a plurality of guide chutes are arranged around the material carrying area, the positioning blocks are embedded into the guide chutes through bottom bumps to form sliding connection, fixing holes are formed in the bottom bumps, and screws penetrate through the fixing holes.

5. The material thickness detecting and cleaning system according to claim 1, wherein the cleaning manipulator comprises a bottom frame, a mechanical arm and a material sucking claw from bottom to top, the material sucking claw is provided with symmetrical claw plates, a sucking disc is arranged on the claw plates, the front end of the material sucking claw extends out of a dry ice blowing nozzle, and the dry ice blowing nozzle is provided with a bent arc nozzle pipe and a slit nozzle.

6. The material thickness detecting and cleaning system according to claim 1, wherein the rotating shaft water blowing jig comprises a material carrying plate, a material embedding groove is concavely arranged on the material carrying plate, a positioning assembly is arranged around the material embedding groove, a shaft body positioning groove is arranged on one side edge of the material embedding groove, two ends of the shaft body positioning groove relatively extend into the water blowing needle head, a water collecting box is fixedly inserted into the outer end of the water blowing needle head, the water blowing needle head is communicated with the inner cavity of the water collecting box, an external water supply device is connected to the side wall of the water collecting box through a joint, and the outer side of the water collecting box is connected by a driver in a push-pull mode.

7. The material thickness detecting and cleaning system according to claim 6, wherein an assembly window is formed in the material carrying plate, the assembly window is communicated with a port of the shaft body positioning groove, and the water collecting box and the water blowing needle are located in the assembly window.

8. The material thickness detecting and cleaning system according to claim 6, wherein the positioning assembly comprises at least one lifting cylinder and at least one side pushing cylinder which are fixedly arranged at the bottom of the material carrying plate; a lifting shaft of the lifting cylinder penetrates through the material carrying plate to form vertical sliding connection, a pressing block is fixedly connected to the top end of the lifting shaft, and the pressing block extends into the material embedding groove; the material carrying plate is provided with a side pushing window, a push-pull rod of the side pushing cylinder is fixedly connected with a push-pull plate, and the push-pull plate is located in the side pushing window to form free displacement.

9. The material thickness detecting and cleaning system according to claim 1, wherein the thickness detecting apparatus includes a body having a detecting chamber, a detecting jig is disposed in the detecting chamber, a positioning mechanism is disposed around a detecting station of the detecting jig, a Y transferring mechanism is disposed beside the detecting jig, an X transferring mechanism is driven by the Y transferring mechanism, a thickness detector is driven by the X transferring mechanism, and an upper probe and a lower probe of the thickness detector are correspondingly disposed above and below the detecting jig.

10. The material thickness detecting and cleaning system according to claim 9, wherein the positioning mechanism comprises a plurality of stop blocks around the detection station, a plurality of rotary cylinders and a plurality of pushing cylinders, the swing rods of the rotary cylinders are fixedly connected with the rotary pressing blocks, and the telescopic rods of the pushing cylinders are fixedly connected with the pushing blocks.

11. The material thickness detecting and cleaning system according to claim 9, wherein the Y transfer mechanism includes a Y slide electric cylinder and a Y slide rail arranged in parallel, the X transfer mechanism includes an X slide electric cylinder, a Y driving block of the Y slide electric cylinder is fixedly connected with the X slide electric cylinder, a bottom of the X slide electric cylinder is embedded on the Y slide rail through a sliding block to form a sliding connection, and the thickness detector is fixedly mounted on the X driving block of the X slide electric cylinder.

12. The material thickness detecting and cleaning system according to claim 1, wherein the NG frame comprises an upright frame body, one set of the upright frame body is provided with openings at two opposite sides, a plurality of gear bars are symmetrically arranged at two opposite sides of the other set of the upright frame body in a protruding manner, and a material insertion groove is formed between every two adjacent gear bars.

13. The method of claim 1, further comprising the steps of:

1) The material moving manipulator absorbs the product on the feeding station of the feeding machine and transfers the product to the code reading station, the Cell point of the product is scanned and identified, and then the product is transferred to the secondary positioning jig by the material moving manipulator for accurate positioning;

2) After sucking the product from the secondary positioning jig, the cleaning manipulator overturns 180 degrees and is placed on the rotating shaft water blowing jig, the rotating shaft water blowing jig is used for spraying water to clean the inner hole of the rotating shaft of the product, and the dry ice blowing nozzle is used for spraying dry ice to clean the surface of the product;

3) After the product is cleaned, sucking the product through a material taking manipulator and transferring the product to thickness detection equipment for material thickness detection;

4) The product with qualified material thickness is placed into a discharging station of the feeding machine through the material taking manipulator for discharging; products with unqualified material thickness are placed into the NG rack through the material taking manipulator to wait for rechecking.

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