CN116161294A - Visual inspection of glass fiber mesh cover substrate and grinding wheel cutting sheet plastic sealing packaging line - Google Patents

Abstract

The invention discloses a glass fiber net cover substrate and grinding wheel cutting sheet visual inspection plastic packaging line, which relates to the technical field of inspection packaging and comprises a visual inspection section, wherein the visual inspection section comprises a first conveyor used for conveying workpieces, and a turn-over mechanism, a visual camera and a rejection mechanism are arranged on the first conveyor; the plastic package section comprises a chain plate conveyor for conveying the workpieces, wherein a limiting inserted rod for limiting the workpieces is vertically and fixedly connected to the chain plate of the chain plate conveyor, and a film sleeving machine and a thermal shrinkage machine are sequentially arranged above the chain plate conveyor along the conveying direction; the visual inspection section and the plastic package section are provided with a counting transfer mechanism therebetween, and the counting transfer mechanism is used for stacking and transferring the counting of the workpieces detected on the first conveyor to the feeding end of the chain plate conveyor. The invention has high degree of automation, reduces the labor intensity of personnel and improves the production efficiency.

Description

Visual inspection of glass fiber mesh cover substrate and grinding wheel cutting sheet plastic sealing packaging line

technical field

The invention relates to the technical field of detection and packaging, and more specifically relates to a plastic sealing and packaging line for visual detection of a glass fiber mesh cover base and a grinding wheel cutting sheet.

Background technique

The base of the glass fiber mesh cover is made of glass fiber mesh cloth for resin grinding wheels, which is impregnated with phenolic resin or epoxy resin and then dried, cut and sintered to form a glass fiber mesh cover. The glass fiber mesh cover is mainly used as Reinforcing substrates, bases, etc. for polishing page wheels, PVA and other surface polishing abrasives. The cutting disc of the grinding wheel is a consolidated abrasive tool with a certain strength by consolidating ordinary abrasives into a certain shape (mostly circular with a through hole in the center) by a bonding agent.

In order to facilitate storage and transportation, it is usually necessary to plastic-package the glass fiber mesh cover base and grinding wheel cutting pieces, and to inspect them before packaging. The inspection items include: appearance defects, external dimensions, and shape and position tolerances. At present, in some industries, the use of industrial cameras and automatic comparison systems to detect workpieces has become popular. At the same time, laminating machines are also widely used in the packaging field, but most of them are independent institutions. In visual inspection of plastic packaging, materials need to be in In order to improve production efficiency and reduce labor costs for conveying between two stations, a visual inspection plastic packaging line for glass fiber mesh cover base and grinding wheel cutting piece is proposed.

Contents of the invention

The object of the present invention is: in order to improve production efficiency and reduce labor costs, the present invention provides a glass fiber net cover base and grinding wheel cutting piece visual detection plastic sealing packaging line.

The present invention specifically adopts the following technical solutions in order to achieve the above object:

A plastic sealing and packaging line for visual detection of a glass fiber mesh cover base and a grinding wheel cutting sheet, including a visual detection section, the visual detection section includes a first conveyor for conveying workpieces, and a conveyor for turning over workpieces is installed on the first conveyor. The turning mechanism, the feeding side and the discharging side of the turning mechanism are equipped with visual cameras for detecting workpieces, and the side of the visual camera far away from the feeding end of the conveyor feeding mechanism is equipped with a rejecting mechanism for rejecting defective products ; The plastic packaging section, the plastic packaging section includes a chain conveyor for conveying the workpiece, the chain plate of the chain conveyor is vertically fixedly connected with a limit insertion rod for limiting the workpiece, the A film covering machine and a heat shrinking machine are sequentially arranged above the chain-plate conveyor along the conveying direction; a point transfer mechanism is arranged between the visual inspection section and the plastic packaging section, and the point number transfer mechanism is used to place the first conveyor on the first conveyor. The detected workpieces are stacked and transferred to the feeding end of the chain conveyor.

Further, the first conveyor includes two conveyor belts, the two conveyor belts are parallel to each other and run synchronously, and the workpiece is supported and transported by the two conveyor belts.

Further, the turning mechanism includes a turning plate, and a plurality of turning bars are evenly and fixedly connected to the turning plate along its circumferential direction, there are two turning plates, and the shaft center of the turning plate is pierced There is a rotating shaft, and the rotating shaft is driven by the turning motor. The two turning plates are located between the two conveyor belts. Side baffles are fixed on both sides of the first conveyor at the positions corresponding to the turning plates.

Further, the rejecting mechanism includes a rejecting belt, the rejecting belt is installed on the rejecting frame and located above the first conveyor, the rejecting belt is driven to rotate by the rejecting motor, and is perpendicular to the conveying direction of the first conveyor, the rejecting belt A plurality of rejecting plates are evenly fixed on the belt surface of the belt.

Further, the point transfer mechanism is located at the end of the first conveyor, and the point transfer mechanism includes

A counting and stacking platform, the counting and stacking platform includes a loading platform, the loading platform is fixed above the first conveyor, the middle part of the loading platform has a through hole for the workpiece to pass through, and the top of the loading platform is along the The circumferential direction of the hole is evenly connected with multiple C-shaped blocks and limit rods. The C-shaped mouth of the C-shaped block faces the through hole and is slidably connected with a support block inside. A spring is arranged between the support block and the C-shaped block. There is a slope at the bottom of the block near the end of the through-hole feeding guide rail, and a jacking cylinder for jacking up the workpiece is provided at the position corresponding to the through-hole feeding guide rail at the bottom of the stage;

Grab and transfer assembly, the grab and transfer assembly includes a rotating frame, the rotating frame is rotatably connected with the support frame and driven to rotate by the transfer motor, both ends of the rotating frame are fixedly connected with a lifting cylinder, and the piston rod of the lifting cylinder is fixedly connected with a Transfer jaws.

Further, the film covering machine is located directly above the chain conveyor, and the film covering machine includes

Unwinding frame, described unwinding frame is used for unwinding heat-shrinkable film;

A pinch mechanism, the pinch mechanism is a pair of pinch conveying rollers, and the pair of pinch conveying rollers is driven to rotate by a pinch motor;

Cutting mechanism, the cutting mechanism is located directly below the pinch mechanism, the cutting mechanism includes a cutting knife and a support plate, the cutting knife is driven by the cutting cylinder to reciprocate in the horizontal direction, and the support plate is used to align the barrel heat shrinkable film limit support;

The bag opening mechanism is located directly below the cutting mechanism. The bag opening mechanism includes two oppositely arranged pneumatic suction cups. The two pneumatic suction cups are driven by horizontal slide rails and slide towards each other in the horizontal direction. The horizontal slide rails pass through The longitudinal slide rail is vertically slidably connected with the support frame.

Further, a tapered guide block and a pick-and-place mechanism for handling the tapered guide block are provided between the film covering machine and the chain conveyor, and the pick-and-place mechanism includes a chuck, a gear motor and a first cylinder , the first cylinder is fixedly connected with the support frame, the reduction motor is driven by the first cylinder to reciprocate in the vertical direction, and the collet is driven by the reduction motor to rotate in the horizontal direction.

Further, the bottom end of the tapered guide block corresponds to the size of the workpiece, and the middle part of the bottom end of the tapered guide block is provided with a through hole adapted to the limit insertion rod.

Further, it also includes a feeding mechanism, the feeding mechanism is located at the feeding end of the first conveyor, and the feeding mechanism includes

A material rack, the material rack includes a rotating bracket, and both sides of the feeding end of the first conveyor are provided with a rotating bracket, the rotating bracket is rotatably connected with the support frame and driven to rotate by a feeding motor, and the rotating bracket rotates around The axis center is evenly provided with a plurality of extension plates along the circumferential direction, and the top of the extension plate is vertically fixed with a limit column, and the bottom end of the rotating bracket is evenly provided with a plurality of limit slots along the circumferential direction around the axis center. One side is provided with a limit plug driven by a limit cylinder, and the position of the limit plug corresponds to the position of the limit slot;

A lifting assembly, the lifting assembly includes a lifting guide rail, and both sides of the bottom end of the feeding end of the first conveyor are fixed with lifting guide rails, and a C-shaped plate is slidably connected to the side of the lifting guide rail close to the material rack, and the C-shaped plate The width of the groove is greater than the width of the extension plate;

The feeding assembly, the feeding assembly includes two feeding jaws, the two feeding jaws are located above the first conveyor and correspond to the position of the C-shaped plate, the feeding guide rail and the mounting frame pass through A loading rail is slidably coupled and movable between the lift assembly and the infeed end of the first conveyor.

Further, the film covering machine adopts a cylindrical heat-shrinkable film.

Beneficial effect

The beneficial effects of the present invention are as follows:

1. The present invention can be automatically completed from feeding, detection to quantitative packaging, with a high degree of automation, which reduces the labor intensity of personnel and improves production efficiency at the same time.

2. In the present invention, the quantitative transfer of the workpiece between the first conveyor and the chain conveyor is realized by setting the counting and stacking platform to realize the quantitative transfer of the workpiece between the first conveyor and the chain conveyor. Compared with manual counting and transfer, the error rate is effectively reduced.

3. In the present invention, with the cooperation of the pinch mechanism, cutting mechanism, bag opening mechanism and tapered guide block, the cylindrical heat-shrinkable film can be inserted from top to bottom from the top of the stacked workpieces, so that the filming process The middle film will not affect the stacked workpieces, preventing the product from scratching the cylindrical heat shrinkable film and ensuring the plastic sealing effect.

Description of drawings

Fig. 1 is the three-dimensional schematic diagram of production line of the present invention;

Fig. 2 is a three-dimensional schematic view of the rejecting mechanism of the present invention;

Fig. 3 is the three-dimensional schematic view of the turning mechanism of the present invention;

Fig. 4 is a three-dimensional schematic diagram of the point transfer mechanism of the present invention;

Fig. 5 is a schematic diagram of the grasping and transporting assembly of the present invention;

Fig. 6 is a schematic diagram of the counting and stacking platform of the present invention;

Fig. 7 is the three-dimensional schematic view of the coating machine of the present invention;

Fig. 8 is the schematic diagram of the front view of the coating machine of the present invention;

Fig. 9 is a partial schematic view of the coating machine of the present invention;

Fig. 10 is a three-dimensional schematic diagram of the pick-and-place mechanism of the present invention;

Fig. 11 is a three-dimensional schematic view of the feeding mechanism of the present invention;

Fig. 12 is a schematic front view of the feeding mechanism of the present invention.

Reference signs: 1. Feeding mechanism; 2. Visual camera; 3. Rejecting mechanism; 4. First conveyor; 5. Turning mechanism; 6. Point transfer mechanism; 7. Laminating machine; machine; 9. heat shrinking machine; 10. workpiece; 11. feeding jaw; 12. feeding guide rail; 13. lifting guide rail; 14. C-shaped plate; Position slot; 18. Limit insert block; 19. Limit cylinder; 31. Reject motor; 32. Reject belt; 33. Reject plate; 51. Side baffle; , transfer jaw; 63, stage; 64, limit rod; 65, C-shaped block; 66, support block; 67, lifting cylinder; 68, rotating frame; 70, jacking cylinder; 73. Pair conveyor roller; 74. Cutting knife; 75. Pneumatic suction cup; 76. Support plate; 77. Horizontal slide rail; 78. Longitudinal slide rail; 79. Tapered guide block; Limit plunger; 801, chuck; 802, reduction motor; 803, first cylinder.

Detailed ways

The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only some, not all, embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the protection scope of the present invention.

Example 1

Please refer to Fig. 1-6, a kind of fiberglass net cover base body and grinding wheel cutting sheet visual inspection plastic packaging line, including visual inspection section, the visual inspection section includes the first conveyor 4 for conveying the workpiece 10, the first conveyor 4 is equipped with a turning mechanism 5 for turning over the workpiece 10, the feeding side and the discharging side of the turning mechanism 5 are provided with a visual camera 2 for detecting the workpiece 10, and the visual camera 2 is far away from the feeding mechanism of the conveyor 1 One side of the feeding end is equipped with a rejecting mechanism 3 for rejecting defective products; the plastic packaging section, the plastic packaging section includes a chain conveyor 8 for conveying workpieces 10, and the chain conveyor 8 is vertical A limit insertion rod 81 for limiting the workpiece 10 is fixedly connected, and a film covering machine 7 and a heat shrinking machine 9 are sequentially arranged above the chain conveyor 8 along the conveying direction; Point number transfer mechanism 6 , point number transfer mechanism 6 is used to stack and transfer the number of workpieces 10 detected on the first conveyor 4 to the feed end of chain conveyor 8 .

Specifically, the first conveyor 4 includes two conveyor belts, the two conveyor belts are parallel to each other and run synchronously, and the workpiece 10 is supported and transported by the two conveyor belts.

Concretely, the turning mechanism 5 includes a turning plate 52, which is uniformly fixedly connected with a plurality of turning bars along its circumferential direction, and there are two turning plates 52, and the shaft center of the turning plate 52 is pierced with a Rotating shaft, the rotating shaft is driven and rotated by the turning motor, the two turning plates 52 are located between the two conveyor belts, and side baffles 51 are fixed on both sides of the first conveyor 4 corresponding to the turning plates 52 .

Specifically, the rejecting mechanism 3 includes a rejecting belt 32, the rejecting belt 32 is installed on the rejecting frame and is located above the first conveyor 4, the rejecting belt 32 is driven by the rejecting motor 31, and is in the same direction as the conveying direction of the first conveyor 4. Vertically, a plurality of rejecting plates 33 are uniformly fixed on the belt surface of the rejecting belt 32 .

Specifically, the points transfer mechanism 6 is located at the end of the first conveyor 4, and the points transfer mechanism 6 includes

Counting and stacking platform, the counting and stacking platform includes a loading platform 63, the loading platform 63 is fixed on the top of the first conveyor 4, the middle part of the loading platform 63 is provided with a through hole for the workpiece 10 to pass through, and the top of the loading platform 63 A plurality of C-shaped blocks 65 and limit rods 64 are uniformly fixedly connected along the circumference of the through hole. The C-shaped mouth of the C-shaped block 65 faces the through hole and is slidably connected with a support block 66 inside. The support block 66 and the C-shaped block 65 is provided with a spring, and the bottom of one end of the support block 66 near the through-hole feeding guide rail 12 is provided with a slope, and the bottom end of the stage 63 is provided with a position corresponding to the through-hole feeding guide rail 12 for jacking up the workpiece 10. The jacking cylinder 70 is fixed with a proximity switch at the bottom of the stage 63;

Grab the transfer assembly, the grab transfer assembly includes a rotating frame 68, the rotating frame 68 is rotatably connected with the support frame and driven to rotate by the transfer motor 61, the two ends of the rotating frame 68 are fixedly connected with a lifting cylinder 67, and the piston rod of the lifting cylinder 67 The upper part is fixedly connected with a transfer jaw 62 .

In this embodiment, the workpiece 10 is conveyed by the first conveyor 4. When the workpiece 10 passes directly under the visual camera 2, the visual camera 2 takes a picture of the workpiece 10 and uploads it to the automatic comparison system. After the system detects, it determines whether the workpiece 10 is Good product, when it is determined to be a defective product, control its corresponding rejecting mechanism 3 to start to remove it from the first conveyor 4. When rejecting, the rejecting motor 31 drives the rejecting belt 32 to move through the synchronous wheel, and the rejecting belt 32 drives the rejecting plate 33 to move from the first conveyor 4 Passing above the first conveyor 4 , the defective products located on the first conveyor 4 are taken away, wherein the distance between two adjacent rejecting plates 33 is greater than the diameter of the workpiece 10 .

When the workpiece 10 is transported to the turning plate 52 by the first conveyor 4, it is blocked by the turning plate 52, and the workpiece 10 stops moving with the first conveyor 4, and the turning motor drives the turning plate 52 to rotate at the same time, and the turning lever drives The workpiece 10 is turned over. Under the action of the side baffle 51, the workpiece 10 can be prevented from slipping from the turning bar. Two material turning plates 52 are used to make the turning over more stable. Turning over, the two visual cameras 2 can detect the two sides of the workpiece 10 respectively.

When the qualified workpiece 10 is transported directly below the through hole of the stage 63, the proximity switch detects that the workpiece 10 is triggered, and the controller controls the extension of the jacking cylinder 70 to lift the workpiece 10 from the conveyor belt, and the workpiece 10 Pass through the object table 63 through the through hole. When passing the support block 66, under the action of its slope, the workpiece 10 pushes the support block 66 to slide to the inside of the C-shaped block 65, and the spring is compressed by force. When the workpiece 10 crosses the support block 66 , the spring pushes the supporting block 66 to reset, and the jacking cylinder 70 shrinks and resets. At this time, the workpiece 10 is supported by the supporting block 66 above the stage 63, and at the same time, the position is limited by the limit rod 64. In this cycle, the lifting cylinder 70 The number of pushing times is the stacking quantity of workpieces 10, so as to complete the operation of point stacking.

When the set quantity is reached, the lifting cylinder 67 drives the transfer jaw 62 to descend, and the stacked workpieces 10 are grasped by the transfer jaw 62. After grasping, the lifting cylinder 67 shrinks and drives the workpiece 10 to rise, and the transfer motor 61 drives the rotating frame 68 Rotate so that the workpiece 10 grabbed by the transfer jaw 62 is aligned with the upper limit insertion rod 81 of the chain conveyor 8, and the lifting cylinder 67 is extended. After the limit insertion rod 81 penetrates the workpiece 10, the transfer jaw 62 is released, thereby Complete the point transfer operation.

Example 2

Please refer to Figures 7-10, this embodiment is further optimized on the basis of Embodiment 1, specifically, the film covering machine 7 is located directly above the chain conveyor 8, and the film covering machine 7 includes an unwinding rack 71 , the unwinding frame 71 is used for unwinding the heat-shrinkable film;

The pinch mechanism, the pinch mechanism is the pair of pinch conveying rollers 73, and the pair of pinch conveying rollers 73 is driven to rotate by the pinch motor;

Cutting mechanism, the cutting mechanism is located directly below the pinch mechanism, the cutting mechanism includes a cutting knife 74 and a support plate 76, the cutting knife 74 is driven by a cutting cylinder to reciprocate in the horizontal direction, and the support plate 76 is used for Limit support for cylindrical heat shrinkable film;

Bag opening mechanism, the bag opening mechanism is located directly below the cutting mechanism, the bag opening mechanism includes two oppositely arranged pneumatic suction cups 75, the two pneumatic suction cups 75 are driven by the horizontal slide rail 77 and slide towards each other in the horizontal direction, the horizontal slide rail 77 is vertically slidably connected with support frame by longitudinal slide rail 78.

A tapered guide block 79 and a pick-and-place mechanism 80 for carrying the tapered guide block 79 are provided between the film machine 7 and the chain conveyor 8. The pick-and-place mechanism 80 includes a chuck 801, a reduction motor 802 and a first Cylinder 803, the first cylinder 803 is fixedly connected with the support frame, the reduction motor 802 is driven by the first cylinder 803 to reciprocate in the vertical direction, and the chuck 801 is driven by the reduction motor 802 to rotate in the horizontal direction.

The bottom end of the tapered guide block 79 corresponds to the size of the workpiece 10 , and the middle part of the bottom end of the tapered guide block 79 is provided with a through hole adapted to the limit insertion rod 81 .

Specifically, the film covering machine 7 adopts a cylindrical heat-shrinkable film.

In this embodiment, the stacked workpieces 10 are transported directly below the coating machine 7 through the chain conveyor 8, the geared motor 802 drives the chuck 801 to rotate to the top of the workpiece 10 to be coated, and then the first cylinder 803 shrinks to drive The collet 801 descends, and when it falls to a suitable height, the collet 801 opens, the tapered guide block 79 breaks away from the clamp and falls to the top of the limit insertion rod 81, and then the reduction motors 802 and 903 drive the collet 801 to move away. To avoid affecting the operation of the film, the cylindrical heat-shrinkable film can be guided by the tapered guide block 79, so that the opening of the cylindrical heat-shrinkable film matches the size of the workpiece 10, and the workpiece 10 is prevented from scratching the cylindrical heat-shrinkable film.

When covering the film, the pinch motor drives the pair of pinch conveying rollers 73 to rotate through the synchronous belt. The pair of pinch conveying rollers 73 is composed of two rollers, and the two rollers are driven by gear meshing. The film is conveyed downward. When the bottom of the cylindrical heat-shrinkable film falls between the two pneumatic suction cups 75, the two pneumatic suction cups 75 respectively absorb the two sides of the cylindrical heat-shrinkable film, and the two pneumatic suction cups are driven by the horizontal slide rail 77. The suction cups 75 are separated from each other, so that the bottom port of the cylindrical heat-shrinkable film is opened, and then the longitudinal slide rail 78 drives the horizontal slide rail 77 and the pneumatic suction cup 75 to slide downward, so that the cylindrical heat-shrinkable film is sleeved on the outside of the stacked workpieces 10 , when the clamp conveying roller 73 is conveyed to the preset length, the cutting cylinder starts and pushes the cutting knife 74 to move to the support plate 76, and the tubular heat shrinkable film is cut off under the action of the cutting knife 74, thereby completing the automatic cutting The operation of cutting the mantle film, after the mantle film is completed, the pneumatic suction cup 75 releases the adsorption and resets.

After the film covering is completed, the chain plate conveyor 8 drives it into the heat shrinking machine 9, and the heat shrinking machine 9 shrinks the cylindrical heat shrinkable film, thereby completing the plastic packaging.

Example 3

Referring to Fig. 11 and 12, present embodiment has been optimized as follows on the basis of example 1, specifically, also comprises feeding mechanism 1, and feeding mechanism 1 is positioned at the feeding end of first conveyer 4, and feeding mechanism 1 includes a material rack, the material rack includes a rotating bracket 16, and both sides of the feeding end of the first conveyor 4 are provided with a rotating bracket 16, the rotating bracket 16 is connected to the support frame in rotation and is driven by a feeding motor to rotate, and the rotating bracket 16 revolves around it The axis center is evenly provided with a plurality of extension plates along the circumferential direction, and the top of the extension plate is vertically fixed with a limit column 15, and the bottom end of the rotating bracket 16 is uniformly provided with a plurality of limit slots 17 along the circumferential direction around its axis. One side of the support frame is provided with a limit plug 18 driven by a limit cylinder 19, and the position of the limit plug 18 corresponds to the position of the limit slot 17;

Lifting assembly, the lifting assembly includes a lifting guide rail 13, both sides of the bottom end of the first conveyor 4 feeding end are fixed with a lifting guide rail 13, and the side of the lifting guide rail 13 close to the material rack is slidably connected with a C-shaped plate 14, and the C-shaped plate The groove width of 14 is greater than the width of extension plate;

Feeding assembly, the feeding assembly includes two feeding jaw parts 11, the two feeding jaw parts 11 are located above the first conveyor 4 and correspond to the position of the C-shaped plate 14, the feeding guide rail 12 and The mounting frame is slidably connected through the feeding guide rail 12 and can move between the lifting assembly and the feeding end of the first conveyor 4 .

In this embodiment, the workpieces 10 are stacked and placed on the rotating bracket 16, and the limiting column 15 is passed through the through hole in the middle. When feeding, the lifting guide rail 13 on one side drives the C-shaped plate 14 to rise, and the lifting guide rail 13 is The electric guide rail, the C-shaped plate 14 lifts up the workpiece 10 passing through the limit column 15, and at the same time, the feeding guide rail 12 drives the two feeding jaws 11 to move, so that one of them is aligned with the rising workpiece 10. At the same time, another feeding jaw part 11 is located above the feeding end of the first conveyor 4, and the C-shaped plate 14 drives the workpiece 10 to continue to rise so that the uppermost workpiece 10 is lifted to the feeding jaw part 11, and the feeding jaw After the piece 11 grabs the uppermost workpiece 10, the C-shaped plate 14 descends, and the feeding guide rail 12 drives the feeding jaw 11 to move to the first conveyor 4, and the workpiece 10 is placed on the first conveyor 4 through the feeding jaw 11. The feeding end of a conveyor 4 reciprocates in this way to realize feeding.

After all the workpieces 10 on the current limiting column 15 are loaded, the C-shaped plate 14 moves to the bottom of the limiting column 15, and the loading motor drives the rotating bracket 16 to rotate to move the next limiting column 15 with the workpiece 10 passing through it. At the current position, the limit plug 18 is driven by the limit cylinder 19 to be inserted into the limit slot 17. Under the action of the limit plug 18 and the limit slot 17, the rotating bracket 16 can be limited and fixed to avoid going up. Rotary support 16 rotates during material.

In this paper, the motors are all servo motors, and the slide rails are all electric slide rails.

In summary: in the present invention, automatic feeding is realized through the feeding mechanism 1, and the turning mechanism 5 is used to turn over the workpiece 10, so that two conveyors located on the first conveyor 4 can detect the front and back sides of the workpiece 10. At the same time, according to the detection results, the rejection mechanism 3 can remove defective products from the first conveyor 4, and after the detection is completed, the point transfer mechanism 6 quantitatively transfers the workpiece 10 to the limit insertion rod 81 of the chain conveyor 8, Then, the stacked workpieces 10 are sequentially transported to the film covering machine 7 and the heat shrinking machine 9 through the chain conveyor 8 to complete the plastic packaging, thereby realizing automatic visual inspection of the plastic packaging.

The above are only preferred embodiments of the present invention, and are not intended to limit the present invention. The scope of patent protection of the present invention is subject to the claims. Any equivalent structural changes made by using the description of the present invention and the contents of the accompanying drawings are the same. All should be included in the protection scope of the present invention.

Claims (10)

1. Glass fiber mesh cover substrate and grinding wheel cutting piece visual inspection plastic sealing packaging line, characterized in that: including A visual inspection section, the visual inspection section includes a first conveyor (4) for conveying workpieces (10), and a turning mechanism for turning workpieces (10) is installed on the first conveyor (4) ( 5), the feeding side and the discharging side of the turning mechanism (5) are equipped with a visual camera (2) for detecting the workpiece (10), and the visual camera (2) is far away from the feeding mechanism (1) of the conveyor One side of the end is installed with a rejecting mechanism (3) for rejecting defective products; A plastic packaging section, the plastic packaging section includes a chain conveyor (8) for conveying the workpiece (10), the chain plate of the chain conveyor (8) is vertically fixedly connected with a chain conveyor for conveying the workpiece (10) ) a limit insertion rod (81) for limiting the position, and above the chain conveyor (8) along the conveying direction, a film covering machine (7) and a heat shrinking machine (9) are sequentially arranged; A points transfer mechanism (6) is provided between the visual inspection section and the plastic packaging section, and the points transfer mechanism (6) is used to stack and transfer the points of the workpieces (10) that have been inspected on the first conveyor (4) to the infeed end of the chain conveyor (8). 2. The plastic sealing and packaging line for visual inspection of the glass fiber mesh cover base and the grinding wheel cutting sheet according to claim 1, characterized in that: the first conveyor (4) includes two conveyor belts, and the two conveyor belts are parallel to each other and Synchronous operation, the workpiece (10) is conveyed by two conveyor belts. 3. The plastic sealing and packaging line for visual inspection of the glass fiber mesh cover base and the grinding wheel cutting sheet according to claim 2, characterized in that: the turning mechanism (5) includes a material turning plate (52), a material turning plate (52) A plurality of flipping rods are uniformly and fixedly connected along its circumferential direction. There are two turning plates (52), and a rotating shaft is pierced at the axis of the turning plate (52), and the rotating shaft is driven by the turning motor. , the two turning plates (52) are located between the two conveyor belts, and side baffles (51) are fixed on both sides of the first conveyor (4) corresponding to the turning plates (52). 4. The plastic sealing and packaging line for visual inspection of the glass fiber mesh cover base and grinding wheel cutting sheet according to claim 1, characterized in that: the rejecting mechanism (3) includes a rejecting belt (32), and the rejecting belt (32) is installed on the rejecting on the rack and above the first conveyor (4), the rejecting belt (32) is driven by the rejecting motor (31), and is perpendicular to the conveying direction of the first conveyor (4), the rejecting belt (32) A plurality of rejecting plates (33) are evenly fixed on the belt surface of the belt. 5. The plastic sealing and packaging line for visual inspection of the glass fiber mesh cover base and the grinding wheel cutting sheet according to claim 1, characterized in that: the points transfer mechanism (6) is located at the end of the first conveyor (4), and the points The transfer mechanism (6) includes A counting and stacking platform, the counting and stacking platform includes a loading platform (63), the loading platform (63) is fixed above the first conveyor (4), and the middle part of the loading platform (63) is provided with a workpiece ( 10) Through the through hole, the top of the stage (63) is evenly fixed and connected with multiple C-shaped blocks (65) and limit rods (64) along the circumference of the through hole, and the C of the C-shaped block (65) The shaped opening faces the through hole and its inside is slidably connected with a support block (66). A spring is arranged between the support block (66) and the C-shaped block (65). A slope is provided at the bottom of one end, and a jacking cylinder (70) for jacking up the workpiece (10) is provided at the position corresponding to the bottom of the loading table (63) and the through-hole feeding guide rail (12); Grab and transfer assembly, the grab and transfer assembly includes a rotating frame (68), the rotating frame (68) is rotatably connected with the support frame and driven to rotate by the transfer motor (61), and both ends of the rotating frame (68) are fixedly connected with Lift the cylinder (67), and the piston rod of the lift cylinder (67) is fixedly connected with a transfer jaw (62). 6. The plastic sealing and packaging line for visual inspection of the glass fiber mesh cover base and grinding wheel cutting sheet according to claim 1, characterized in that: the film covering machine (7) is located directly above the chain conveyor (8), and the Laminating machine (7) includes Unwinding frame (71), the unwinding frame (71) is used for unwinding heat shrinkable film; A pinch mechanism, the pinch mechanism is a pair of pinch conveying rollers (73), and the pair of pinch conveying rollers (73) is driven to rotate by a pinch motor; Cutting mechanism, the cutting mechanism is located directly below the pinch mechanism, the cutting mechanism includes a cutting knife (74) and a support plate (76), and the cutting knife (74) is driven by a cutting cylinder to make Reciprocating movement, the support plate (76) is used to limit the support of the cylindrical heat shrinkable film; The bag opening mechanism is located directly below the cutting mechanism. The bag opening mechanism includes two oppositely arranged pneumatic suction cups (75). The two pneumatic suction cups (75) are driven by horizontal slide rails (77) and Sliding toward each other in the direction, the horizontal slide rail (77) is vertically slidingly connected with the support frame through the longitudinal slide rail (78). 7. The plastic sealing and packaging line for visual inspection of the glass fiber mesh cover base and the grinding wheel cutting sheet according to claim 1, characterized in that: a tapered conveyor (8) is provided between the film covering machine (7) and the chain conveyor (8). The guide block (79) and the pick-and-place mechanism (80) for handling the tapered guide block (79), the pick-and-place mechanism (80) includes a chuck (801), a geared motor (802) and a first cylinder ( 803), the first cylinder (803) is fixedly connected with the support frame, the reduction motor (802) is driven by the first cylinder (803) to reciprocate in the vertical direction, and the chuck (801) is driven by the reduction motor (802) to move horizontally direction rotation. 8. The plastic sealing and packaging line for visual inspection of the glass fiber mesh cover base and grinding wheel cutting sheet according to claim 1, characterized in that: the bottom end of the tapered guide block (79) corresponds to the size of the workpiece (10), The middle part of the bottom end of the tapered guide block (79) is provided with a through hole matching with the limit insertion rod (81). 9. The plastic sealing and packaging line for visual inspection of the glass fiber mesh cover base and grinding wheel cutting sheet according to claim 1, characterized in that: it also includes a feeding mechanism (1), and the feeding mechanism (1) is located on the first conveyor (4) at the feeding end, the feeding mechanism (1) includes A material rack, the material rack includes a rotating bracket (16), and both sides of the feeding end of the first conveyor (4) are provided with a rotating bracket (16), and the rotating bracket (16) is rotatably connected with the support frame and Driven by the feeding motor to rotate, the rotating bracket (16) is evenly provided with a plurality of extension plates along the circumferential direction around its axis, and the top of the extension plate is vertically fixed with a limit post (15), and the rotation bracket (16) The bottom end is evenly provided with a plurality of limit slots (17) along the circumferential direction around its axis, and one side of the support frame is provided with a limit plug (18) driven by a limit cylinder (19). The position of the block (18) corresponds to the position of the limit slot (17); A lifting assembly, the lifting assembly includes a lifting guide rail (13), and both sides of the bottom end of the feeding end of the first conveyor (4) are fixed with lifting guide rails (13), and the lifting guide rail (13) is close to one side of the rack A C-shaped plate (14) is connected to the side slide, and the groove width of the C-shaped plate (14) is greater than the width of the extension plate; A feeding assembly, the feeding assembly includes two feeding jaws (11), the two feeding jaws (11) are located above the first conveyor (4) and connected to the C-shaped plate (14) Corresponding to the position, the feeding guide rail (12) is slidingly connected with the installation frame through the feeding guide rail (12), and can move between the lifting assembly and the feeding end of the first conveyor (4). 10. The plastic sealing and packaging line for visual inspection of the glass fiber mesh cover base and the grinding wheel cutting sheet according to claim 1, characterized in that: the film covering machine (7) adopts a cylindrical heat-shrinkable film.

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