CN109466014B - Automatic production system and method for precise injection molding quick and efficient workpiece taking - Google Patents
Automatic production system and method for precise injection molding quick and efficient workpiece taking Download PDFInfo
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- CN109466014B CN109466014B CN201811189667.5A CN201811189667A CN109466014B CN 109466014 B CN109466014 B CN 109466014B CN 201811189667 A CN201811189667 A CN 201811189667A CN 109466014 B CN109466014 B CN 109466014B
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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
- B29C45/0084—General arrangement or lay-out of plants
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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
- B29C45/1769—Handling of moulded articles or runners, e.g. sorting, stacking, grinding of runners
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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
- B29C45/40—Removing or ejecting moulded articles
- B29C45/42—Removing or ejecting moulded articles using means movable from outside the mould between mould parts, e.g. robots
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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
- B29C45/1769—Handling of moulded articles or runners, e.g. sorting, stacking, grinding of runners
- B29C2045/177—Handling of moulded articles or runners, e.g. sorting, stacking, grinding of runners stacking moulded articles
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Robotics (AREA)
- Injection Moulding Of Plastics Or The Like (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The invention relates to an automatic production system and method for precise injection molding quick and efficient workpiece taking. The production method of the system comprises the following steps of parameter input, mold detection, production, product detection, material taking head, thimble action and product taking, and the system has the advantages that: the manipulator is only used for taking the stub bar, so that the production time of the product is short and the efficiency is high; the rotary mechanism and the barrier block are arranged, so that the product can be prevented from being blocked at the inlet of the hose; and a secondary screening mechanism is arranged, so that the product classification accuracy is high.
Description
Technical Field
The invention relates to the field of precision injection molding, in particular to a precision injection molding automatic production system and method for quickly and efficiently taking a workpiece.
Background
According to the traditional precision injection molding production method, the product is molded through a series of links of mold closing, injection, pressure maintaining, cooling, material storing, mold opening and ejection, a mechanical arm takes a part, the mechanical arm puts the product, and the mechanical arm abandons a cold material handle, the part taking, the product putting and the abandonment of the cold material handle are all completed by the mechanical arm in the series of links, and the series of actions of the mechanical arm lead to the extension of the molding period of the whole product and reduce the production efficiency.
Disclosure of Invention
The invention mainly solves the problems and provides a precise injection molding rapid and efficient piece taking automatic production system and method for automatically classifying products by taking products and cold materials separately.
The invention solves the technical problem by adopting the technical scheme that the automatic production system for precise injection molding, rapid and efficient workpiece taking comprises a PLC (programmable logic controller), a cylinder device, an injection molding machine, a mold monitor, a manipulator and a product containing box, wherein the PLC is respectively connected with the cylinder device, the injection molding machine and the product containing box, the injection molding machine is respectively connected with the manipulator and the mold monitor, the cylinder device is connected with the product containing box through a hose, the manipulator is arranged above a movable mold plate and a fixed mold plate of the injection molding machine, the cylinder device is arranged below the movable mold plate and the fixed mold plate of the injection molding machine, and the product containing box is arranged below the cylinder device.
The PLC controller carries out signal interaction with manipulator and mould monitor through the injection molding machine, and the staff inputs production technology relevant parameter and product containing box fan speed to the PLC controller according to the production requirement, and the manipulator is used for taking away the stub bar, and the cylinder device is used for connecing and gets the product, and the product containing box carries out automatic classification to the product.
As a preferable scheme of the above scheme, the cylinder device includes a cylinder, a receiving portion controlled by the cylinder, and a rotating mechanism, the rotating mechanism is disposed in the receiving portion, the bottom of the receiving portion is connected with one end of the hose, and the other end of the hose is connected with the product storage box. The cylinder control receiving portion rises in order to receive the product, and control receiving portion descends so that the injection molding machine produces the product, and rotary mechanism can prevent too much product from getting into the hose simultaneously, leads to the hose to block up.
As a preferable scheme of the above scheme, the bottom of the receiving part is open, the bottom is provided with a barrier block, the periphery of the barrier block is connected with the side wall of the receiving part through a fixing rod, the sectional area of the bottom of the barrier block is smaller than that of the bottom of the receiving part, and the sectional area of the barrier block is gradually reduced from the bottom upwards. The product can only drop from the gap between the barrier block and the side wall of the receiving part under the action of the barrier block, the phenomenon that the product drops too intensively to cause the blockage of the hose can be avoided, and the condition that the product cannot drop on the barrier block can be avoided due to the small upper part and the small lower part of the sectional area of the barrier block.
As an optimal scheme of the above scheme, the rotating mechanism is arranged above the obstacle block and comprises a rotating table and a blocking rod, one end of the blocking rod is fixed on the side wall of the receiving part, the other end of the blocking rod is arranged above the rotating center of the rotating table, the blocking rod is attached to the upper end face of the rotating table, an arc-shaped notch is arranged on the rotating table, and the edge of the arc-shaped notch self-rotating table extends to the rotating center of the rotating table. After the receiving part receives the products, the products fall on the rotating platform, and under the action of the rotating platform and the blocking rod, the products on the rotating platform continuously fall downwards through the arc-shaped notches.
As an optimal scheme of above-mentioned scheme, product containing box include primary classification entry, fan, a plurality of collecting vat and secondary screening mechanism, primary classification entry links to each other with the hose, the product containing box lower part is equipped with the slope, and a plurality of collecting vats of distributing in the slope, the fan is fixed at the product containing box lateral wall and is located slope highest point top, and the fan prolongs slope extending direction and takes out the wind outside the product containing box, and primary classification entry is located on the product containing box lateral wall, and primary classification entry is located slope lowest point top. The fan gives the power of a horizontal direction of product, and the distance that moves is also different under this horizontal force effect for different products because of the relation of its self size and quality, utilizes this kind of principle to classify the product, and the slope setting can make the product roll to collect the groove in.
As a preferred scheme of the scheme, the collecting tank is internally provided with a filter screen and a bladeless fan, the filter screen is obliquely arranged in the collecting tank, the bladeless fan is arranged below the filter screen, and the mesh openings of the filter screens in different collecting tanks are different in size. The filter screen can be filtered the size of product and prevent that the product from entering into wrong collecting vat, and the bladeless fan upwards blows and can filter the quality of product and prevent that the product from entering into wrong collecting vat, and the wind speed of different bladeless fans is different.
As a preferred scheme of the above scheme, the secondary screening mechanism includes a channel disposed on a side wall of the collecting tank, a cavity disposed below the slope, a secondary classification inlet disposed below the primary classification inlet, a product receiving portion connected to the secondary classification inlet, and a crawler mechanism for transporting the product to the product receiving portion, the channel communicates with the collecting tank and the cavity, one of the inlets of the channel is located at the lowest point of the filter screen, and the product receiving portion is disposed outside the product accommodating box and higher than the secondary classification inlet. Secondary screening mechanism can carry out the secondary to the product that does not pass through the filter screen and classify.
As an optimal scheme of above-mentioned scheme, crawler attachment include first transmission track and second transmission track, in the cavity was located to first transmission track, the product containing box outside is located to the second transmission track, first transmission track links to each other with second transmission track, evenly is provided with the baffle on the second transmission track, the product receiving part top is located to second transmission track end. The first transport track transports the product in the cavity to the second transport track, which transports the product to the product receiving portion.
The invention also provides an automatic production method for precise injection molding, fast and efficient workpiece taking, which comprises the following steps:
s1: a technician inputs production related parameters into the PLC controller;
s2: the die monitor detects whether a residue exists on the die, and if the residue exists, production is suspended; if no residue exists, closing the mold by the injection molding machine;
s3: opening the mold of the injection molding machine;
s4: the die monitor detects whether the product is qualified, and if the product is qualified, the manipulator descends to take the stub bar; if the product is unqualified, the production is suspended;
s5: the manipulator ascends, and the cylinder device ascends;
s6: the injection molding machine performs thimble action;
s7: the cylinder device receives and resets the products, and the product storage box classifies the products;
s8: go back to step S2.
As a preferable mode of the above, the product classification includes the steps of:
s01: turning on the fan and the bladeless fan;
s02: the product enters the product containing box from the primary sorting inlet;
s03: the product falls into different collecting tanks under the action of the fan and the bladeless fan;
s04: products are screened by the filter screen in the collecting tank, the products which can pass through the filter screen enter the bottom of the collecting tank through the filter screen, and the products which cannot pass through the filter screen enter the cavity through the channel;
s05: the crawler mechanism transports the product to a product receiving portion;
s06: the products enter the product containing box from the secondary classification inlet;
s07: go back to step S03.
The invention has the advantages that: the manipulator is only required to take the material head to move, so that the production time of the whole product is short, and the production efficiency is high; the receiving part is provided with a rotating mechanism and a barrier block, so that the product can be prevented from being blocked at the inlet of the hose; be equipped with secondary screening mechanism in the product containing box, the product classification degree of accuracy is high.
Drawings
Fig. 1 is a schematic block diagram of the present invention.
Fig. 2 is a schematic sectional view of a receiving part according to the present invention.
Fig. 3 is a schematic top view of the barrier block of the present invention.
Fig. 4 is a schematic perspective view of a rotating mechanism according to the present invention.
Fig. 5 is a longitudinal sectional view of the product storage box of the present invention.
Fig. 6 is a schematic partial top view of the product storage box of the present invention.
Fig. 7 is a side view of the second conveyor track of the present invention.
FIG. 8 is a flow chart of an automated method for precision injection molding for rapid and efficient pick-up.
FIG. 9 is a flow chart of product classification in the present invention.
2-PLC controller 3-cylinder device 4-injection molding machine 5-manipulator 6-mould monitor 7-product containing box 8-receiving part 9-rotating mechanism 10-obstacle block 11-fixed rod 12-rotating platform 13-stop lever 14-arc notch 15-fan 16-collecting groove 17-slope 18-secondary classification inlet 19-primary classification inlet 20-filter screen 21-second transmission crawler 22-first transmission crawler 23-bladeless fan 24-channel 25-cavity 26-baffle 27-product receiving part.
Detailed Description
The technical solution of the present invention is further described below by way of examples with reference to the accompanying drawings.
Example (b):
the automatic production system for the precise injection molding quick and efficient workpiece taking comprises a PLC (programmable logic controller) 2, a cylinder device 3, an injection molding machine 4, a mold monitor 6, a manipulator 5 and a product containing box 7, wherein the PLC is respectively connected with the cylinder device, the injection molding machine and the product containing box, the injection molding machine is respectively connected with the manipulator and the mold monitor, the cylinder device is connected with the product containing box through a hose, the manipulator is arranged above a movable mold plate and a fixed mold plate of the injection molding machine, the cylinder device is arranged below the movable mold plate and the fixed mold plate of the injection molding machine, and the product containing box is arranged below the cylinder device.
The cylinder device comprises a cylinder, a receiving part 8 controlled by the cylinder and a rotating mechanism 9, wherein the rotating mechanism is arranged in the receiving part, the bottom of the receiving part is connected with one end of a hose, and the other end of the hose is connected with a product containing box 7.
As shown in fig. 2 and 3, the bottom of the receiving part 8 is open, the bottom is provided with a barrier block 10, the periphery of the barrier block is connected with the side wall of the receiving part through a fixing rod 11, the sectional area of the bottom of the barrier block is smaller than that of the bottom of the receiving part, and the sectional area of the barrier block is gradually reduced from the bottom to the top. In this embodiment, the barrier block is hemispherical, and a cushion rubber layer is further arranged on the surface of the barrier block.
As shown in fig. 2 and 4, the rotating mechanism 9 is disposed above the obstacle block 10, the rotating mechanism includes a rotating table 12 and a blocking rod 13, one end of the blocking rod is fixed on the side wall of the receiving portion, the other end of the blocking rod is disposed above the rotating center of the rotating table, the blocking rod is attached to the upper end surface of the rotating table, an arc-shaped notch 14 is disposed on the rotating table, and the arc-shaped notch extends from the edge of the rotating table to the rotating center of the rotating table.
As shown in fig. 5, the product storage box include a primary classification entry 19, a fan 15, eight collecting chutes 16 and a secondary screening mechanism, the primary classification entry links to each other with the hose, the product storage box lower part is equipped with slope 17, and a plurality of collecting chutes distribute in the slope, the fan is fixed at the product storage box lateral wall and is located slope highest point top, the fan prolongs slope extending direction and draws air outside the product storage box, the primary classification entry is located on the product storage box lateral wall, the primary classification entry is located slope lowest point top.
The collecting tank 16 is internally provided with a filter screen 20 and a bladeless fan 23, the filter screen is obliquely arranged in the collecting tank, the bladeless fan is arranged below the filter screen, and the mesh sizes of the filter screens in different collecting tanks are different.
The secondary screening mechanism comprises a channel 24 arranged on the side wall of the collecting tank, a cavity 25 arranged below the slope, a secondary classification inlet 18 arranged below the primary classification inlet, a product receiving part 27 connected with the secondary classification inlet and a crawler mechanism for conveying a product to the product receiving part, wherein the channel is communicated with the collecting tank and the cavity, one inlet of the channel is located at the lowest point of the filter screen, and the product receiving part is arranged outside the product containing box and is higher than the secondary classification inlet.
As shown in fig. 6, the collection troughs are distributed in two rows in the slope, the collection troughs on the left side having the largest volume of collected product and the collection troughs on the right side having the smallest volume of collected product, the collection troughs on the first row having a greater volume of collected product than the collection troughs on the second row.
As shown in fig. 5 and 7, the crawler mechanism includes a first transmission crawler 22 and a second transmission crawler 21, the first transmission crawler is disposed in the cavity 25, the second transmission crawler is disposed outside the product storage box, the first transmission crawler is connected with the second transmission crawler, the second transmission crawler is uniformly provided with baffles 26, and the end of the second transmission crawler is disposed above the product receiving portion 27.
Correspondingly, the embodiment provides an automatic production method for precise injection molding, which includes the following steps, as shown in fig. 8:
s1: a technician inputs relevant production parameters on a human-computer interface; the method comprises the steps of production quantity, product process requirements, fan speed, each bladeless fan speed and the like;
s2: the mould monitor detects whether the mould has residues, and if the mould has residues, the production is suspended; if no residue exists, closing the mold by the injection molding machine;
s3: opening the mold of the injection molding machine; the injection molding machine carries out a series of conventional production actions such as injection, pressure maintaining, cooling, material storage and the like between mold closing and mold opening;
s4: the die monitor detects whether the product is qualified, and if the product is qualified, the manipulator descends to take the stub bar; if the product is unqualified, the production is suspended;
s5: the manipulator ascends, and the cylinder device ascends; when the manipulator ascends, the air cylinder synchronously ascends, so that the time utilization rate is improved;
s6: the injection molding machine performs thimble action;
s7: the cylinder device receives and resets the products, and the product storage box classifies the products;
s8: go back to step S2.
After the product enters the cylinder device and is buffered by the rotating mechanism and the barrier block, the product sequentially enters the product containing box through the hose, and the product is classified in the product containing box, wherein the product classification comprises the following steps:
s01: turning on the fan and the bladeless fan;
s02: the product enters the product containing box from the primary sorting inlet;
s03: the product falls into different collecting tanks under the action of the fan and the bladeless fan;
s04: products are screened by the filter screen in the collecting tank, the products which can pass through the filter screen enter the bottom of the collecting tank through the filter screen, and the products which cannot pass through the filter screen enter the cavity through the channel;
s05: the crawler mechanism transports the product to a product receiving portion;
s06: the products enter the product containing box from the secondary classification inlet;
s07: go back to step S03.
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.
Claims (5)
1. The utility model provides a piece automated production system is got to accurate injection moulding high efficiency, characterized by: the automatic injection molding machine comprises a PLC (programmable logic controller) (2), a cylinder device (3), an injection molding machine (4), a mold monitor (6), a manipulator (5) and a product containing box (7), wherein the PLC is respectively connected with the cylinder device, the injection molding machine and the product containing box, the injection molding machine is respectively connected with the manipulator and the mold monitor, the cylinder device is connected with the product containing box through a hose, the manipulator is arranged above a movable mold plate and a fixed mold plate of the injection molding machine, the cylinder device is arranged below the movable mold plate and the fixed mold plate of the injection molding machine, the product containing box is arranged below the cylinder device, the product containing box comprises a primary classification inlet (19), a fan (15), a plurality of collecting tanks (16) and a secondary screening mechanism, the primary classification inlet is connected with the hose, a slope (17) is arranged at the lower part of the product containing box, the collecting tanks are distributed in the, the fan sucks air outside the product containing box along the extension direction of the slope, the primary classification inlet is arranged on the side wall of the product containing box, and the primary classification inlet is positioned above the lowest part of the slope; the air cylinder device comprises an air cylinder, a receiving part (8) controlled by the air cylinder and a rotating mechanism (9), the rotating mechanism is arranged in the receiving part, the bottom of the receiving part is connected with one end of a hose, and the other end of the hose is connected with a product containing box (7); the bottom of the receiving part (8) is open, the bottom of the receiving part is provided with a barrier block (10), the periphery of the barrier block is connected with the side wall of the receiving part through a fixing rod (11), the sectional area of the bottom of the barrier block is smaller than that of the bottom of the receiving part, and the sectional area of the barrier block is gradually reduced from the bottom upwards; obstacle piece (10) top is located in rotary mechanism (9), and rotary mechanism includes revolving stage (12) and shelves pole (13), shelves pole one end is fixed in the receiving part lateral wall, and revolving stage rotation center top is located to the shelves pole other end, and shelves pole pastes with the revolving stage up end mutually, be equipped with arc breach (14) on the revolving stage, arc breach self-rotation platform edge extends to revolving stage rotation center.
2. The precision injection molding automatic production system for quickly and efficiently taking the workpiece according to claim 1, which is characterized in that: the collecting tank (16) in be equipped with filter screen (20), bladeless fan (23), the filter screen sets up in the collecting tank slope, the bladeless fan is located the filter screen below, the mesh size of filter screen is different in the different collecting tanks.
3. The precision injection molding automatic production system for quickly and efficiently taking the workpiece as claimed in claim 2, which is characterized in that: the secondary screening mechanism comprises a channel (24) arranged on the side wall of the collecting tank, a cavity (25) arranged below the slope, a secondary classification inlet (18) arranged below the primary classification inlet, a product receiving part (27) connected with the secondary classification inlet and a crawler mechanism for conveying a product to the product receiving part, wherein the channel is communicated with the collecting tank and the cavity, one inlet of the channel is located at the lowest point of the filter screen, and the product receiving part is arranged outside the product containing box and is higher than the secondary classification inlet.
4. The precision injection molding automatic production system for quickly and efficiently taking the workpiece according to claim 3, which is characterized in that: crawler unit include first transmission track (22) and second transmission track (21), in cavity (25) was located to first transmission track, the product containing box outside is located to the second transmission track, first transmission track links to each other with second transmission track, evenly is provided with baffle (26) on the second transmission track, product receiving portion (27) top is located to the second transmission track end.
5. An automatic production method for precise injection molding, fast and efficient workpiece taking, which adopts the system in any one of claims 3-4 and is characterized in that: the method comprises the following steps:
s1: a technician inputs production related parameters into the PLC controller;
s2: the die monitor detects whether a residue exists on the die, and if the residue exists, production is suspended; if no residue exists, closing the mold by the injection molding machine;
s3: opening the mold of the injection molding machine;
s4: the die monitor detects whether the product is qualified, and if the product is qualified, the manipulator descends to take the stub bar; if the product is unqualified, the production is suspended;
s5: the manipulator ascends, and the cylinder device ascends;
s6: the injection molding machine performs thimble action;
s7: the cylinder device receives and resets the products, and the product storage box classifies the products;
s8: go back to step S2;
the product classification comprises the following steps:
s01: turning on the fan and the bladeless fan;
s02: the product enters the product containing box from the primary sorting inlet;
s03: the product falls into different collecting tanks under the action of the fan and the bladeless fan;
s04: products are screened by the filter screen in the collecting tank, the products which can pass through the filter screen enter the bottom of the collecting tank through the filter screen, and the products which cannot pass through the filter screen enter the cavity through the channel;
s05: the crawler mechanism transports the product to a product receiving portion;
s06: the products enter the product containing box from the secondary classification inlet;
s07: go back to step S03.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201811189667.5A CN109466014B (en) | 2018-10-12 | 2018-10-12 | Automatic production system and method for precise injection molding quick and efficient workpiece taking |
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| CN201811189667.5A CN109466014B (en) | 2018-10-12 | 2018-10-12 | Automatic production system and method for precise injection molding quick and efficient workpiece taking |
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| CN109466014B true CN109466014B (en) | 2021-04-27 |
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| CN107521054B (en) * | 2017-09-30 | 2019-12-17 | 柳州煜华科技有限公司 | automatic workpiece taking method of injection molding machine |
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Address after: 315400 No.184, Shunyu West Road, Yuyao City, Ningbo City, Zhejiang Province Applicant after: Bellon Precision Technology Co.,Ltd. Address before: 315400 No.184, Shunyu West Road, Yuyao City, Ningbo City, Zhejiang Province Applicant before: Ningbo Beilong Precision Molding Co.,Ltd. Address after: 315400 No.184, Shunyu West Road, Yuyao City, Ningbo City, Zhejiang Province Applicant after: Ningbo Beilong Precision Molding Co.,Ltd. Address before: 315400 C20 building, Far East Industrial City, Ningbo, Zhejiang, Yuyao Applicant before: NINGBO BEILONG PRECISION MOLDING Co.,Ltd. |
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