CN111069087B - Automatic detection and material receiving system for injection molding parts - Google Patents
Automatic detection and material receiving system for injection molding parts Download PDFInfo
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- CN111069087B CN111069087B CN201911389773.2A CN201911389773A CN111069087B CN 111069087 B CN111069087 B CN 111069087B CN 201911389773 A CN201911389773 A CN 201911389773A CN 111069087 B CN111069087 B CN 111069087B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07C—POSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
- B07C5/00—Sorting according to a characteristic or feature of the articles or material being sorted, e.g. by control effected by devices which detect or measure such characteristic or feature; Sorting by manually actuated devices, e.g. switches
- B07C5/34—Sorting according to other particular properties
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07C—POSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
- B07C5/00—Sorting according to a characteristic or feature of the articles or material being sorted, e.g. by control effected by devices which detect or measure such characteristic or feature; Sorting by manually actuated devices, e.g. switches
- B07C5/02—Measures preceding sorting, e.g. arranging articles in a stream orientating
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07C—POSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
- B07C5/00—Sorting according to a characteristic or feature of the articles or material being sorted, e.g. by control effected by devices which detect or measure such characteristic or feature; Sorting by manually actuated devices, e.g. switches
- B07C5/04—Sorting according to size
- B07C5/10—Sorting according to size measured by light-responsive means
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07C—POSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
- B07C5/00—Sorting according to a characteristic or feature of the articles or material being sorted, e.g. by control effected by devices which detect or measure such characteristic or feature; Sorting by manually actuated devices, e.g. switches
- B07C5/36—Sorting apparatus characterised by the means used for distribution
- B07C5/363—Sorting apparatus characterised by the means used for distribution by means of air
- B07C5/365—Sorting apparatus characterised by the means used for distribution by means of air using a single separation means
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/76—Measuring, controlling or regulating
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C2945/00—Indexing scheme relating to injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould
- B29C2945/76—Measuring, controlling or regulating
- B29C2945/76003—Measured parameter
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C2945/00—Indexing scheme relating to injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould
- B29C2945/76—Measuring, controlling or regulating
- B29C2945/76003—Measured parameter
- B29C2945/761—Dimensions, e.g. thickness
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Specific Conveyance Elements (AREA)
Abstract
The invention discloses an automatic detection and material receiving system for injection molding parts, which comprises a rack, a conveying device, a detection device, a material distributing device, a positioning device and a grabbing and material receiving device, wherein the conveying device is arranged on the rack; carry a plurality of products of injection moulding once to detection device through conveyor, carry out visual inspection to the product by detection device, reject through detecting unqualified product, will detect qualified product and divide into two rows through feed divider and carry to positioner, fix a position the product by positioner, for the accurate of product snatch ready, snatch the back by snatching material collecting device and load to the plastic sucking plate at last. The automatic detection and material receiving system for the injection molding pieces is reasonable in structure, and effectively improves detection and material receiving efficiency of products.
Description
Technical Field
The invention relates to an automatic detection and material receiving system for injection molding parts.
Background
At present, in the production process of injection molding parts, a plurality of products can be injection molded at one time through an injection mold, and then the products need to be transferred to a conveying device, and the conveying device conveys the products to a detection device so as to detect the appearance and the size of the products. Because need detect a plurality of products one by one among the testing process, but injection mold fashioned a plurality of products are not discharged one by one, and traditional mode is put into detection device one by one through artifical a plurality of products with carrying, will receive material to the plastic sucking disc one by one through detecting qualified product after accomplishing again, but the work efficiency of this kind of mode is lower, has increased staff's intensity of labour moreover.
Disclosure of Invention
The invention aims to provide an automatic detection and material receiving system for injection molding parts, which is reasonable in structure and effectively improves the detection and material receiving efficiency of products.
In order to achieve the purpose, the invention adopts the technical scheme that the automatic detection and material receiving system for the injection molding part is designed, and comprises a rack, a conveying device, a detection device, a material distributing device, a positioning device and a grabbing and material receiving device;
the conveying device comprises a first conveying belt and a second conveying belt which are arranged on the rack side by side, the tail end of the first conveying belt corresponds to the starting end of the second conveying belt, a first guide assembly is arranged above the second conveying belt and comprises two first guide strips which are parallel to each other, a first guide gap is formed between the two first guide strips, the inlet of the first guide gap is positioned close to the starting end of the second conveying belt, and the inlet of the first guide gap extends to the upper side of the first conveying belt; a guide assembly is arranged above the first conveying belt and comprises a plurality of guide rods, the guide rods incline towards the middle position of the first conveying belt, and the guide rods positioned at the tail end of the first conveying belt are used for guiding products into the inlet of the first guide gap;
the detection device comprises a detection table arranged on a frame, the detection table is positioned at one side of the tail end of a second conveying belt, a turntable mounting groove is arranged on the top surface of the detection table, a turntable is mounted in the turntable mounting groove, a feeding groove, a defective product discharging groove and a non-defective product discharging groove which are positioned on the periphery of the turntable are arranged on the detection table, the feeding groove, the defective product discharging groove and the non-defective product discharging groove are sequentially arranged along the rotating direction of the turntable, an outlet of the first guide gap is positioned at the tail end close to the second conveying belt, the outlet of the first guide gap is butted with the feeding groove, a boss penetrating through the turntable is arranged at the center of the bottom of the turntable mounting groove, a detection support positioned between the feeding groove and the defective product discharging groove is arranged on the boss, a PLC (programmable logic controller) and a CCD (charge coupled device) camera assembly are arranged on the detection support, the CCD camera assembly is positioned, the boss is further provided with a defective product blowing head and a non-defective product blowing head which are electrically connected with the PLC respectively, the blowing port of the defective product blowing head faces the defective product discharging tank, and the blowing port of the non-defective product blowing head faces the non-defective product discharging tank;
the material distributing device comprises a third conveying belt arranged on the frame, the starting end of the third conveying belt is in butt joint with a good product blanking groove, a material distributing support and two second guide assemblies are arranged above the third conveying belt, the material distributing support stretches across the third conveying belt, a left-right swinging motor with an output shaft facing downwards is mounted on the material distributing support, the left-right swinging motor is located right above the third conveying belt, a material distributing blowing head is connected to the output shaft of the left-right swinging motor, a blowing port of the material distributing blowing head faces the incoming material direction, each second guide assembly comprises two second guide strips which are parallel to each other, a second guide gap is formed between the two second guide strips, and inlets of the two second guide gaps are respectively located on two sides below the material distributing support;
the positioning device comprises two material blocking supports which are respectively arranged at two sides of the third conveying belt, an upstream baffle and a downstream baffle which stretch over the third conveying belt are connected between the two material blocking supports, three clapboards are connected between the upstream baffle and the downstream baffle and are sequentially arranged along the conveying direction which is vertical to the third conveying belt, two guide channels are formed between the three clapboards, two openings for products to pass through are respectively arranged on the upstream baffle and the downstream baffle, the two openings correspond to the two guide channels one by one, the two openings of the upstream baffle correspond to the outlets of the two second guide gaps one by one, a first air cylinder and a plurality of second air cylinders are arranged on each material blocking support, the output shafts of the first air cylinder and the second air cylinders face the third conveying belt, and the first air cylinders are connected with first blocking rods, the first stop lever is positioned between the outlet of the second guide gap and the upstream baffle plate, the second cylinder is connected with a second stop lever, and the second stop lever is positioned between the upstream baffle plate and the downstream baffle plate;
the grabbing and receiving device comprises a receiving table, a grabbing support, an X-axis driving mechanism, a Y-axis driving mechanism and a Z-axis driving mechanism, the receiving table is arranged on the rack and is positioned on one side of the tail end of the third conveying belt, a plastic sucking disc for bearing products is arranged on the receiving table, the grabbing support stretches across the third conveying belt and the receiving table, the X-axis driving mechanism comprises an X-axis sliding rail arranged at the top of the grabbing support and an X-axis sliding plate connected to the X-axis sliding rail in a sliding manner, the Y-axis driving mechanism comprises a Y-axis base plate vertically arranged on the X-axis sliding plate, a Y-axis sliding rail arranged on the side part of the Y-axis base plate and a Y-axis sliding plate connected to the Y-axis sliding rail in a sliding manner, the Z-axis driving mechanism comprises a Z-axis sliding rail arranged on the Y-axis sliding plate and a Z-axis sliding plate connected to the Z-axis sliding rail, the bottom of Z axial slide is equipped with the clamping jaw mounting panel, and a plurality of clamping jaw, every are installed to the bottom of this clamping jaw mounting panel the clamping jaw includes die clamping cylinder and two clamp splices, two clamp splice parallels set up side by side, die clamping cylinder is used for driving two clamp splices and draws close or separate each other.
Preferably, an annular groove is formed in the bottom of the turntable mounting groove, an annular protrusion located in the annular groove is arranged on the bottom surface of the turntable, and a toothed ring is arranged on the outer peripheral surface of the annular protrusion; the bottom surface of examining test table is equipped with motor mounting bracket, installs the carousel driving motor that the output shaft is up on this motor mounting bracket, and this carousel driving motor's output shaft passes the bottom surface of examining test table and extends to in the ring channel, and is equipped with the gear with the ring gear meshing on this carousel driving motor's the output shaft.
Preferably, the top surface of the turntable is flush with the bottom of the feeding trough, the bottom of the defective product discharging trough and the bottom of the non-defective product discharging trough respectively.
Preferably, the detection table is provided with a protective cover, and the protective cover is provided with a feeding port, a defective product discharging port and a non-defective product discharging port which correspond to the feeding groove, the defective product discharging groove and the non-defective product discharging groove respectively.
Preferably, seven second air cylinders are mounted on each material blocking support and arranged at equal intervals along the conveying direction of the third conveying belt.
Preferably, the first stop lever and the second stop lever are respectively provided with a shaft sleeve, and the shaft sleeves are fixedly connected with the material blocking support.
Preferably, the number of the clamping jaws is twelve, and the twelve clamping jaws are divided into two rows, wherein each row is six.
Preferably, the opposite inner side surfaces of the two clamping blocks are circular arc-shaped.
The invention has the beneficial effects that: the utility model provides an injection molding automated inspection receives material system, its is rational in infrastructure, and the effectual detection and the receipts material efficiency that have improved the product.
The working principle of the invention is as follows: when the automatic product conveying device works, firstly, a plurality of products formed in one step are moved to the starting end of a first conveying belt, the first conveying belt drives the products to move, the position state of the products is changed through a guide assembly, the products are sequentially arranged one by one and are guided into a position between two first guide strips of the first guide assembly, the products are transferred from the first conveying belt to a second conveying belt under the guide of the first guide assembly, then the products are driven to move continuously by the second conveying belt, the products can be conveyed on the second conveying belt along a straight line through the first guide assembly until the products are guided into a feeding groove of a detection platform, the products are pushed by incoming materials from the rear to move to a turntable one by one, the turntable drives the products to pass below a CCD camera assembly, the CCD camera assembly obtains images of the products and transmits the image data to a PLC (programmable logic controller), and the PLC judges whether the products are qualified according to the image data, if the judgment result is unqualified, when the product passes through the defective product blowing head, the PLC controller controls the defective product blowing head to blow towards the product, so that the product is moved out of the detection platform through the defective product blanking slot, if the judgment result is qualified, when the product passes through the defective product blowing head, the PLC controller controls the defective product blowing head to blow towards the product, so that the product is moved to the starting end of a third conveying belt through the defective product blanking slot, the third conveying belt drives the qualified product to move, a left-right swinging motor drives the material-dividing blowing head to swing left and right at a certain angle at the moment, the material-dividing blowing head blows the product to divide the product into two rows and guide the product into two second guide strips corresponding to a second guide assembly, each row of products enter a guide channel after passing through an opening of an upstream baffle plate one by one, and then a second air cylinder positioned at the tail end of the third conveying belt stretches out and drives a second blocking rod to block the product, next, extending out and driving a second blocking rod to block a next product by an adjacent second air cylinder, and repeating the steps until a plurality of second air cylinders all extend out to block the product, wherein the product cannot move along with a third conveying belt and is limited in a guide channel to prepare for grabbing the product; in addition, in order to save space, a full-load plastic sucking disc can be provided with eleven rows of products, wherein six rows of products are provided, five rows of products are provided, and the number of the products in the two adjacent rows is different.
Drawings
FIG. 1 is a schematic of the present invention.
Fig. 2 is a schematic view of the delivery device of the present invention.
FIG. 3 is a schematic view of the detecting unit of the present invention.
FIG. 4 is a schematic view of the test station of the present invention.
Fig. 5 is a schematic view of a feed divider of the present invention.
FIG. 6 is a schematic view of a positioning device of the present invention.
Fig. 7 is a first schematic view of the material receiving device of the invention.
Fig. 8 is a second schematic view of the material receiving and grabbing device of the present invention.
Figure 9 is a schematic view of a jaw of the present invention.
Fig. 10 is a schematic view of the present invention with the blister tray fully loaded.
Detailed Description
The following description of the embodiments of the present invention will be made with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and the protection scope of the present invention is not limited thereby.
The technical scheme of the specific implementation of the invention is as follows:
as shown in fig. 1 to 10, an automatic detection and material receiving system for injection molding pieces comprises a rack, a conveying device 100, a detection device 200, a material distributing device 300, a positioning device 400 and a grabbing and material receiving device 500;
the conveying device 100 comprises a first conveying belt 101 and a second conveying belt 102 which are arranged on the rack side by side, the tail end of the first conveying belt 101 corresponds to the starting end of the second conveying belt 102, a first guide assembly is arranged above the second conveying belt 102 and comprises two first guide strips 103 which are parallel to each other, a first guide gap is formed between the two first guide strips 103, the inlet of the first guide gap is positioned close to the starting end of the second conveying belt 102, and the inlet of the first guide gap extends to the upper part of the first conveying belt 101; a guide assembly is arranged above the first conveyor belt 101, the guide assembly comprises a plurality of guide rods 104, the guide rods 104 are inclined towards the middle position of the first conveyor belt 101, and the guide rods 104 positioned at the tail end of the first conveyor belt 101 are used for guiding the products 1 into the inlet of the first guide gap;
the detection device 200 comprises a detection table 201 arranged on a frame, the detection table 201 is positioned at one side of the tail end of the second conveyor belt 102, a turntable mounting groove is arranged on the top surface of the detection table 201, a turntable 202 is arranged in the turntable mounting groove, a feeding groove 203, a defective product discharging groove 204 and a good product discharging groove 205 which are positioned at the periphery of the turntable are arranged on the detection table 201, the feeding groove 203, the defective product discharging groove 204 and the good product discharging groove 205 are sequentially arranged along the rotation direction of the turntable 202, the outlet of the first guide gap is positioned at the tail end close to the second conveyor belt 102, the outlet of the first guide gap is butted with the feeding groove 203, a boss 206 penetrating through the turntable 202 is arranged at the center of the groove bottom of the turntable mounting groove, a detection bracket 207 positioned between the feeding groove 203 and the defective product discharging groove 204 is arranged on the boss 206, a PLC controller 208 and a CCD camera component 209 are arranged on the detection bracket, the CCD camera component 209 is positioned above the turntable 202, the PLC 208 is electrically connected with the CCD camera component 209, the boss 206 is also provided with a defective product gas blowing head 210 and a non-defective product gas blowing head 211 which are respectively electrically connected with the PLC 208, the gas blowing port of the defective product gas blowing head 210 faces the defective product discharging groove 204, and the gas blowing port of the non-defective product gas blowing head 211 faces the non-defective product discharging groove 205;
the material distributing device 300 comprises a third conveying belt 301 arranged on the frame, the starting end of the third conveying belt 301 is butted with a good product blanking groove 205, a material distributing bracket 302 and two second guide assemblies are arranged above the third conveying belt 301, the material distributing bracket 302 spans the third conveying belt 301, a left-right swing motor 303 with a downward output shaft is mounted on the material distributing bracket 302, the left-right swing motor 303 is positioned right above the third conveying belt 301, a material distributing blowing head 304 is connected to the output shaft of the left-right swing motor 303, the blowing port of the material distributing blowing head 304 faces the material incoming direction, each second guide assembly comprises two second guide strips 305 which are parallel to each other, a second guide gap is formed between the two second guide strips 305, and the inlets of the two second guide gaps are respectively positioned at two sides below the material distributing bracket 302;
the positioning device 400 comprises two material blocking supports 401 respectively arranged at two sides of the third conveyor belt 301, an upstream baffle 402 and a downstream baffle 403 which cross over the third conveyor belt 301 are connected between the two material blocking supports 401, three partition plates 404 are connected between the upstream baffle 402 and the downstream baffle 403, the three partition plates 404 are sequentially arranged along the conveying direction perpendicular to the third conveyor belt 401, two guide channels are formed between the three partition plates 404, two openings for the products 1 to pass through are respectively arranged on the upstream baffle 402 and the downstream baffle 403, the two openings correspond to the two guide channels one by one, the two openings of the upstream baffle 402 correspond to the outlets of the two second guide gaps one by one, a first air cylinder 405 and a plurality of second air cylinders 406 are arranged on each material blocking support 401, the output shafts of the first air cylinder 405 and the second air cylinders 406 face the third conveyor belt 301, a first stopper 407 is connected to the first cylinder 405, the first stopper 407 being positioned between the outlet of the second guide gap and the upstream baffle 402, and a second stopper 408 is connected to the second cylinder 406, the second stopper 408 being positioned between the upstream baffle 402 and the downstream baffle 403;
the grabbing and receiving device 500 comprises a receiving table, a grabbing support 501, an X-axis driving mechanism, a Y-axis driving mechanism and a Z-axis driving mechanism, the receiving table is arranged on the frame and located on one side of the tail end of the third conveyer belt 301, a plastic sucking disc 502 for bearing the product 1 is arranged on the receiving table, the grabbing support 501 spans over the third conveyer belt 301 and the receiving table, the X-axis driving mechanism comprises an X-axis slide rail 503 arranged at the top of the grabbing support 501 and an X-axis slide plate 504 slidably connected to the X-axis slide rail 503, the Y-axis driving mechanism comprises a Y-axis base plate 505 vertically arranged on the X-axis slide plate 504, a Y-axis slide rail 506 arranged at the side of the Y-axis base plate 505, and a Y-axis slide plate 507 slidably connected to the Y-axis slide rail 506, the Z-axis driving mechanism comprises a Z-axis slide rail 508 arranged on the Y-axis slide plate 507, and sliding connection is in Z axial slide 509 of Z axial slide 508, Z axial slide 509's bottom is equipped with clamping jaw mounting panel 510, and a plurality of clamping jaw 511, every are installed to this clamping jaw mounting panel 510's bottom clamping jaw 511 include die clamping cylinder 512 and two clamp splice 513, two clamp splice 513 parallels set up side by side, die clamping cylinder 512 is used for driving two clamp splice 513 and draws close each other or separate.
The bottom of the mounting groove of the above-mentioned rotary table has ring grooves 212, the bottom of the said rotary table 202 has annular projections 213 located in ring grooves 212, there are toothed rings 214 on the perimeteric surfaces of the annular projections 213; the bottom surface of the detection table 201 is provided with a motor mounting frame 215, the motor mounting frame 215 is provided with a turntable driving motor 216 with an upward output shaft, the output shaft of the turntable driving motor 216 penetrates through the bottom surface of the detection table 201 and extends into the annular groove 212, and the output shaft of the turntable driving motor 216 is provided with a gear 217 meshed with the gear ring 214.
The top surface of the turntable 202 is flush with the bottom of the upper trough 203, the bottom of the defective product lower trough 204, and the bottom of the good product lower trough 25.
The inspection table 201 is provided with a shield 218, and the shield 218 is provided with a feeding port, a defective product discharging port, and a non-defective product discharging port corresponding to the feeding tank 203, the defective product discharging tank 204, and the non-defective product discharging tank 205, respectively.
Seven second air cylinders 406 are mounted on each of the material blocking supports 401, and the seven second air cylinders 406 are arranged at equal intervals along the conveying direction of the third conveying belt 301.
The first stop lever 407 and the second stop lever 408 are both provided with a shaft sleeve 410, and the shaft sleeve 410 is fixedly connected with the material blocking bracket 401.
The number of the above-mentioned holding jaws 511 is twelve, and the twelve holding jaws 511 are divided into two rows of six.
The inner side surfaces of the two clamping blocks 513 facing each other are arc-shaped.
The invention has the beneficial effects that: the utility model provides an injection molding automated inspection receives material system, its is rational in infrastructure, and the effectual detection and the receipts material efficiency that have improved the product.
The working principle of the invention is as follows: during operation, firstly, a plurality of products 1 formed at one time are moved to the starting end of a first conveyer belt 101, the products 1 are driven by the first conveyer belt 101 to move, the position state of the products 1 is changed by a guide assembly, the products 1 are sequentially arranged one by one and guided between two first guide strips 103 of the first guide assembly, the products 1 are transferred from the first conveyer belt 101 to a second conveyer belt 102 under the guide of the first guide assembly, then the products 1 are driven by the second conveyer belt 102 to move continuously, the products 1 can be conveyed on a second conveyer belt 102 along a straight line by the first guide assembly until the products 1 are guided into a feeding groove 203 of a detection platform 201, the products 1 are pushed by a rear material to be moved to a turntable 202 one by one, the turntable 202 drives the products to pass under a CCD camera assembly 209, the CCD camera assembly 209 obtains images of the products 1 and transmits the image data to a PLC 208, the PLC 208 judges whether the product 1 is qualified according to the image data, if the judgment result is unqualified, when the product 1 passes through the defective product blowing head 210, the PLC 208 controls the defective product blowing head 210 to blow towards the product 1, so that the product 1 is moved out of the detection table 201 through the defective product discharging groove 204, if the judgment result is qualified, when the product 1 passes through the defective product blowing head 211, the PLC 208 controls the defective product blowing head 211 to blow towards the product 1, so that the product 1 moves to the starting end of the third conveying belt 301 through the defective product discharging groove 205, the third conveying belt 301 drives the qualified product 1 to move, at the moment, the left-right swinging motor 303 drives the material distributing blowing head 304 to swing left and right at a certain angle, the material distributing head 304 blows towards the product 1 to divide the product 1 into two rows and guide the product 1 between two second guide blowing bars 305 corresponding to the second guide assemblies, and each row of products 1 passes through the opening of the upstream baffle 402 one by one and then enters the guide channel, then the second cylinder 406 closest to the end of the third conveyer belt 301 extends out and drives the second stop lever 408 to stop the product 1, next the adjacent second cylinder 406 extends out and drives the second stop lever 408 to stop the next product 1, and so on until the second cylinders 406 extend out and stop the product 1, at this time, the product 1 cannot move along with the third conveyer belt 301 and is limited in the guide channel, so as to prepare for the grabbing of the product 1, at the same time, the first cylinder 405 extends out and drives the first stop lever 407 to stop the product 1, so that the product 1 cannot pass through the opening of the upstream baffle 402, and finally, the clamping jaw 511 is driven by the X axial driving mechanism, the Y axial driving mechanism and the Z axial driving mechanism to move in three axial directions, and the clamping jaw 511 grabs the product 1 and places the product 1 on the plastic sucking disc 502; moreover, in order to save space, a full-load plastic sucking disc 502 can be placed with eleven rows of products 1, wherein six rows of products 1 are provided, five rows of products 1 are provided, and the number of the two adjacent rows of products 1 is different, therefore, in order to meet the loading requirement of the plastic sucking disc 502, six grabbing actions are required in the material receiving process, the first three grabbing actions grab two rows of products 1 and six products 1 in each row, the second two grabbing actions grab two rows of products 1 and five products 1 in each row, then the products 1 are placed on the plastic sucking disc 502 after the position of the clamping jaw 511 is adjusted by the Y-axis driving mechanism, and the last grabbing action only grabs one row of five products 1.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the technical principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (8)
1. An automatic detection and material receiving system for injection molding pieces is characterized by comprising a rack, a conveying device, a detection device, a material distributing device, a positioning device and a grabbing and material receiving device;
the conveying device comprises a first conveying belt and a second conveying belt which are arranged on the rack side by side, the tail end of the first conveying belt corresponds to the starting end of the second conveying belt, a first guide assembly is arranged above the second conveying belt and comprises two first guide strips which are parallel to each other, a first guide gap is formed between the two first guide strips, the inlet of the first guide gap is positioned close to the starting end of the second conveying belt, and the inlet of the first guide gap extends to the upper side of the first conveying belt; a guide assembly is arranged above the first conveying belt and comprises a plurality of guide rods, the guide rods incline towards the middle position of the first conveying belt, and the guide rods positioned at the tail end of the first conveying belt are used for guiding products into the inlet of the first guide gap;
the detection device comprises a detection table arranged on a frame, the detection table is positioned at one side of the tail end of a second conveying belt, a turntable mounting groove is arranged on the top surface of the detection table, a turntable is mounted in the turntable mounting groove, a feeding groove, a defective product discharging groove and a non-defective product discharging groove which are positioned on the periphery of the turntable are arranged on the detection table, the feeding groove, the defective product discharging groove and the non-defective product discharging groove are sequentially arranged along the rotating direction of the turntable, an outlet of the first guide gap is positioned at the tail end close to the second conveying belt, the outlet of the first guide gap is butted with the feeding groove, a boss penetrating through the turntable is arranged at the center of the bottom of the turntable mounting groove, a detection support positioned between the feeding groove and the defective product discharging groove is arranged on the boss, a PLC (programmable logic controller) and a CCD (charge coupled device) camera assembly are arranged on the detection support, the CCD camera assembly is positioned, the boss is further provided with a defective product blowing head and a non-defective product blowing head which are electrically connected with the PLC respectively, the blowing port of the defective product blowing head faces the defective product discharging tank, and the blowing port of the non-defective product blowing head faces the non-defective product discharging tank;
the material distributing device comprises a third conveying belt arranged on the frame, the starting end of the third conveying belt is in butt joint with a good product blanking groove, a material distributing support and two second guide assemblies are arranged above the third conveying belt, the material distributing support stretches across the third conveying belt, a left-right swinging motor with an output shaft facing downwards is mounted on the material distributing support, the left-right swinging motor is located right above the third conveying belt, a material distributing blowing head is connected to the output shaft of the left-right swinging motor, a blowing port of the material distributing blowing head faces the incoming material direction, each second guide assembly comprises two second guide strips which are parallel to each other, a second guide gap is formed between the two second guide strips, and inlets of the two second guide gaps are respectively located on two sides below the material distributing support;
the positioning device comprises two material blocking supports which are respectively arranged at two sides of the third conveying belt, an upstream baffle and a downstream baffle which stretch over the third conveying belt are connected between the two material blocking supports, three clapboards are connected between the upstream baffle and the downstream baffle and are sequentially arranged along the conveying direction which is vertical to the third conveying belt, two guide channels are formed between the three clapboards, two openings for products to pass through are respectively arranged on the upstream baffle and the downstream baffle, the two openings correspond to the two guide channels one by one, the two openings of the upstream baffle correspond to the outlets of the two second guide gaps one by one, a first air cylinder and a plurality of second air cylinders are arranged on each material blocking support, the output shafts of the first air cylinder and the second air cylinders face the third conveying belt, and the first air cylinders are connected with first blocking rods, the first stop lever is positioned between the outlet of the second guide gap and the upstream baffle plate, the second cylinder is connected with a second stop lever, and the second stop lever is positioned between the upstream baffle plate and the downstream baffle plate;
the grabbing and receiving device comprises a receiving table, a grabbing support, an X-axis driving mechanism, a Y-axis driving mechanism and a Z-axis driving mechanism, the receiving table is arranged on the rack and is positioned on one side of the tail end of the third conveying belt, a plastic sucking disc for bearing products is arranged on the receiving table, the grabbing support stretches across the third conveying belt and the receiving table, the X-axis driving mechanism comprises an X-axis sliding rail arranged at the top of the grabbing support and an X-axis sliding plate connected to the X-axis sliding rail in a sliding manner, the Y-axis driving mechanism comprises a Y-axis base plate vertically arranged on the X-axis sliding plate, a Y-axis sliding rail arranged on the side part of the Y-axis base plate and a Y-axis sliding plate connected to the Y-axis sliding rail in a sliding manner, the Z-axis driving mechanism comprises a Z-axis sliding rail arranged on the Y-axis sliding plate and a Z-axis sliding plate connected to the Z-axis sliding rail, the bottom of Z axial slide is equipped with the clamping jaw mounting panel, and a plurality of clamping jaw, every are installed to the bottom of this clamping jaw mounting panel the clamping jaw includes die clamping cylinder and two clamp splices, two clamp splice parallels set up side by side, die clamping cylinder is used for driving two clamp splices and draws close or separate each other.
2. The automatic detection and material collection system for the injection molded parts as claimed in claim 1, wherein an annular groove is formed at the bottom of the mounting groove of the rotary table, an annular protrusion located in the annular groove is formed on the bottom surface of the rotary table, and a toothed ring is arranged on the outer peripheral surface of the annular protrusion; the bottom surface of examining test table is equipped with motor mounting bracket, installs the carousel driving motor that the output shaft is up on this motor mounting bracket, and this carousel driving motor's output shaft passes the bottom surface of examining test table and extends to in the ring channel, and is equipped with the gear with the ring gear meshing on this carousel driving motor's the output shaft.
3. The automatic detection and collection system for injection molding parts of claim 2, wherein the top surface of the turntable is flush with the bottom of the feeding trough, the bottom of the defective product discharging trough and the bottom of the non-defective product discharging trough respectively.
4. The automatic detection and collection system for the injection molded parts according to claim 3, wherein the detection table is provided with a protective cover, and the protective cover is provided with a feeding port, a defective product discharging port and a non-defective product discharging port which correspond to the feeding tank, the defective product discharging tank and the non-defective product discharging tank respectively.
5. The automatic detection and material receiving system for the injection molded parts as claimed in claim 4, wherein seven second air cylinders are mounted on each material blocking bracket and are arranged at equal intervals along the conveying direction of the third conveying belt.
6. The automatic detection and material collection system for injection molded parts according to claim 5, wherein shaft sleeves are arranged on the first stop lever and the second stop lever, and are fixedly connected with the material blocking support.
7. The automatic detection and collection system for the injection molded parts as claimed in claim 6, wherein the number of the clamping jaws is twelve, and the twelve clamping jaws are divided into two rows, each row being six.
8. The automatic detection and material collection system for injection molded parts as claimed in claim 7, wherein the opposite inner side surfaces of the two clamping blocks are circular arc-shaped.
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