CN114227441A

CN114227441A - Deburring device is used in injection molding processing

Info

Publication number: CN114227441A
Application number: CN202111413247.2A
Authority: CN
Inventors: 许小明
Original assignee: Xuzhou Shunfengjian Hardware Manufacturing Co ltd
Current assignee: Xuzhou Shunfengjian Hardware Manufacturing Co ltd
Priority date: 2021-11-25
Filing date: 2021-11-25
Publication date: 2022-03-25

Abstract

The invention relates to the technical field of injection molding processing, and discloses a deflashing device for injection molding processing, which comprises a device shell, wherein the top of the device shell is provided with a deflashing mechanism and a heating mechanism; the flash removing mechanism comprises a connecting box body, a first electric telescopic cylinder, a first motor shaft, a first fixing disc, a sliding groove, a sliding block, a grinding disc, a second fixing disc, a sand blasting pump, a first pipeline and a second pipeline. According to the invention, the fixed disk and the electric telescopic cylinder on the fixed disk are arranged in the connecting box body, the abrasive disk can be driven to rotate in the rotating process of the fixed disk, the electric telescopic cylinder is used for driving the plastic piece to move upwards, the plastic piece can be polished to remove burrs, the sliding groove and the sliding block are arranged at the top of the second fixed disk, the electric telescopic cylinder can be prevented from driving the second fixed disk to move, and the plastic piece can be subjected to circular sand blasting through the polishing sand and the sand blasting pump in the connecting box body.

Description

Deburring device is used in injection molding processing

Technical Field

The invention relates to the technical field of injection molding part processing, in particular to a deflashing device for injection molding part processing.

Background

The surface quality of the current plastic products, particularly the plastic products needing to be ground, sprayed and polished on the surfaces of the plastic products, is high. After injection molding of these plastic products, burrs, etc. may appear on the surface of the plastic products, and although most of the burrs, burrs have small lengths, usually less than 1cm, they affect the appearance and use of the workpiece. The solution generally adopted for such phenomena is as follows: the plastic part is manually polished using a scraper, abrasive paper, or the like. The manual grinding mode is fine, but has high technical requirements on experience of operators, so that the grinding efficiency is low.

Patent number CN201922084277.8 discloses a overlap processing apparatus of injection molding, including three-jaw chuck, be used for driving three-jaw chuck pivoted drive main shaft, cutting mechanism, hair-dryer, collecting vat, cutting mechanism has cutting knife and the lead screw drive arrangement of drive cutting knife side-to-side motion, and the hair-dryer has the supply-air outlet that is located directly over the three-jaw chuck, and the collecting vat is located the below of cutting knife. When the tool point of the cutting knife cuts, only the flash on the outer edge of the lamp surface ring can be cut, but the body of the lamp surface ring can not be cut, so that the error of flash processing can be reduced, the precision of flash processing is improved, and the quality of the finished product of the lamp surface ring is ensured; and when the cutting knife cut the overlap, the hair-dryer was towards the three-jaw chuck air supply always, and the sweeps of overlap processing will be sent into the collecting vat department that is located the cutting knife below under the air supply of hair-dryer and collect, has reached the purpose of collecting the overlap sweeps, has guaranteed the cleanness in workshop, avoids the overlap sweeps to pollute the workshop.

However, in the existing deburring device for processing injection molding parts, hot air deburring or grinding deburring is generally adopted in the deburring process, but the two grinding modes cannot be combined, so that the deburring effect is not good, and moreover, the deburring method by sand blasting cannot be used for circularly deburring, so that the surface flatness of the plastic parts cannot be detected, and automatic deburring is performed.

Disclosure of Invention

The invention aims to provide a deflashing device for processing injection molding parts, which solves the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme: a deburring device for processing injection molding parts comprises a device shell, wherein a deburring mechanism and a heating mechanism are arranged at the top of the device shell;

the deburring mechanism comprises a connecting box body, a first electric telescopic cylinder, a first motor shaft, a first fixed disc, a sliding chute, a sliding block, a grinding disc, a second fixed disc, a sand blasting pump, a first pipeline and a second pipeline; the device comprises a device shell, a connecting box body, a first electric telescopic cylinder, a first motor shaft, a first fixed disc, a second electric telescopic cylinder, a sliding block, a sliding groove, a sand blasting pump and a second pipeline, wherein the top of the device shell is connected with the connecting box body through a bolt, the top of the connecting box body is connected with the first electric telescopic cylinder through the bolt, the bottom of the first electric telescopic cylinder penetrates through the connecting box body and is fixedly connected with the first motor, the bottom of the first motor is connected with the first motor shaft, the bottom of the first motor shaft is fixedly connected with the first fixed disc, the left side of the bottom of the first fixed disc is connected with the second electric telescopic cylinder through the bolt, the bottom of the second electric telescopic cylinder is fixedly connected with the sliding block, the outer side of the sliding block is connected with the sliding groove in a sliding mode, the sliding groove is formed in the top of the second fixed disc, the left side and right sides of the inner wall of the connecting box body are connected with the sand blasting pump through bolts, and the first pipeline and the second pipeline are respectively communicated with the upper side and the lower side of the sand blasting pump;

the heating mechanism comprises a first electric heating pipe, a heat conducting plate, a first blowing fan blade, a second motor shaft, a second blowing fan blade and a second electric heating pipe; the device comprises a first fixing disc, a first electric heating tube, a heat-conducting plate, a first fan blade, a plurality of second motors, a second motor shaft, a second fan blade and a second electric heating tube, wherein the left side and the right side of the bottom of the first fixing disc are connected with the first electric heating tube through bolts, the bottom of the outer side of the first electric heating tube is fixedly penetrated through the heat-conducting plate, the first fan blade is fixedly penetrated through the outer side of the first motor shaft, the bottom of the inner portion of the device shell is connected with the plurality of second motors through bolts, the tops of the second motors are connected with the second motor shaft, the second fan blade is fixedly connected to the tops of the second motor shaft, and the second electric heating tube is fixedly connected among the plurality of second motors.

In a preferred embodiment of the present invention, polishing sand is poured into the connecting box, and the second pipe, the first electric heating tube and the heat conducting plate are all located inside the polishing sand.

As a preferred embodiment of the present invention, a circular hole is formed in the first fixed disk, a separation net is fixedly connected to the inside of the circular hole, and a grinding disc is fixedly connected to the bottom of the separation net.

In a preferred embodiment of the present invention, an electric slip ring penetrates through an outer side of the first motor shaft, and the electric slip ring is electrically connected to the second electric telescopic cylinder and the first electric heating tube.

As a preferred embodiment of the invention, the top of the device shell is provided with a square hole, a connecting net is fixedly connected inside the square hole, and the aperture of the connecting net is smaller than that of the polishing sand.

In a preferred embodiment of the present invention, a hinge is fixedly connected to the left end of the front side of the connecting box, a box baffle is rotatably connected to the front side of the hinge, and a handle is welded to the right end of the front side of the box baffle.

In a preferred embodiment of the present invention, the bottom of the first fixed disk is bolted to a laser displacement sensor, and the front side of the baffle of the box body is bolted to an industrial computer.

As a preferred embodiment of the present invention, a signal output end of the laser displacement sensor is connected to a signal input end of an industrial personal computer, and a signal output end of the industrial personal computer is connected to signal input ends of the first motor and the electric telescopic cylinder.

Compared with the prior art, the invention has the following beneficial effects:

1. according to the deburring device for injection molding part processing, the fixed disk and the electric telescopic cylinder on the fixed disk are arranged in the connecting box body, the millstone is driven to rotate in the rotating process of the fixed disk, the electric telescopic cylinder is used for driving a plastic part to move upwards, the plastic part can be polished to remove burrs, the sliding groove and the sliding block are arranged at the top of the second fixed disk, the electric telescopic cylinder can be prevented from driving the second fixed disk to move, and in addition, the plastic part can be subjected to circular sand blasting through the polishing sand and the sand blasting pump in the connecting box body, so that the deburring device for injection molding part processing is more practical.

2. According to the deburring device for the injection molding part, the electrothermal tube and the heat conducting plate on the first fixing disc can stir and heat the interior of the polishing sand by the electrothermal tube in the rotating process of the first fixing disc, so that the temperature of the polishing sand is increased, the deburring effect is improved, the polishing sand at multiple positions can be quickly heated through the heat conducting plate, and the deburring device for the injection molding part is more practical to use.

3. According to the invention, as the motor, the blowing fan blade and the electric heating tube are arranged in the device shell, the motor can be used for blowing and heating from the bottom of the polishing sand, so that hot air can be used for ironing burrs on the surface of a plastic part, the effect of heating the polishing sand can be improved, and the deflashing device for processing the injection molding part is more practical.

4. According to the invention, the laser displacement sensor is arranged at the bottom of the first fixed disk, so that laser beams can be emitted according to a certain angle by using the laser diode emitter, and the beams can be reflected back after encountering an object. The laser facula on different distance light targets will form images in the different positions of CMOS detector, can the back-stepping according to the position of facula on the CMOS and obtain the distance of light target to sensor to detect object surface thickness and roughness, be favorable to the more practical use an injection molding uses the overlap device.

Drawings

Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

FIG. 1 is a schematic view of the overall structure of a deflashing device for processing injection-molded parts according to the present invention;

FIG. 2 is a schematic view of the internal structure of a connecting box body and a device shell of the deflashing device for processing injection molding parts;

FIG. 3 is a schematic top view of a second fixing plate of the deflashing device for processing injection-molded parts according to the present invention;

FIG. 4 is a schematic top view of a first holding plate of a deflashing apparatus for processing injection-molded parts according to the present invention.

In the figure: 1. a device housing; 2. connecting the box body; 3. a hinge; 4. a box body baffle plate; 5. a handle; 6. a first electric telescopic cylinder; 7. a first motor; 8. a first motor shaft; 9. a first blower blade; 10. a first fixed disk; 11. a second electric telescopic cylinder; 12. a second fixed disk; 13. a first electric heating tube; 14. a grinding disc; 15. a heat conducting plate; 16. a sand blasting pump; 17. a first conduit; 18. a second conduit; 19. polishing sand; 20. a square hole; 21. connecting a net; 22. a second motor; 23. a second motor shaft; 24. a second blower blade; 25. a second electric heating tube; 26. a slider; 27. separating the net; 28. a laser displacement sensor; 29. an industrial control computer; 30. an electric slip ring; 31. a chute; 32. a circular hole.

Detailed Description

Referring to fig. 1-4, the present invention provides a technical solution: a deburring device for processing injection molding parts comprises a device shell 1, wherein a deburring mechanism and a heating mechanism are arranged at the top of the device shell 1;

the deburring mechanism comprises a connecting box body 2, a first electric telescopic cylinder 6, a first motor 7, a first motor shaft 8, a first fixed disk 10, a sliding groove 31, a sliding block 26, a grinding disk 14, a second fixed disk 12, a sand blasting pump 16, a first pipeline 17 and a second pipeline 18; the device comprises a device shell 1, a connecting box body 2, a first electric telescopic cylinder 6, a first motor 7, a first motor shaft 8, a first fixed disc 10, a second electric telescopic cylinder 11, a sliding block 26, a sliding groove 31, a sand blasting pump 16 and a sand blasting pump 16, wherein the top of the device shell 1 is in bolted connection with the connecting box body 2, the top of the connecting box body 2 is in bolted connection with the first electric telescopic cylinder 6, the bottom of the first electric telescopic cylinder 6 penetrates through the connecting box body 2 to be fixedly connected with the first motor 7, the bottom of the first motor 7 is connected with the first motor shaft 8, the bottom of the first motor shaft 8 is fixedly connected with the first fixed disc 10, the left side of the bottom of the first fixed disc 10 is in bolted connection with the second electric telescopic cylinder 11, the bottom of the second electric telescopic cylinder 11 is fixedly connected with the sliding block 26, the outer side of the sliding block 26 is in sliding connection with the sliding groove 31, the sliding groove 31 is arranged at the top of the second fixed disc 12, the left side and right side of the inner wall of the connecting box body 2 are in bolted connection with the first pipeline 17 and the second pipeline 18 respectively;

the heating mechanism comprises a first electric heating tube 13, a heat conducting plate 15, a first blowing fan blade 9, a second motor 22, a second motor shaft 23, a second blowing fan blade 24 and a second electric heating tube 25; the device is characterized in that the left side and the right side of the bottom of the first fixing disc 10 are connected with first electric heating tubes 13 through bolts, heat-conducting plates 15 are fixedly penetrated through the bottoms of the outer sides of the first electric heating tubes 13, first blowing fan blades 9 are fixedly penetrated through the outer sides of first motor shafts 13, a plurality of second motors 22 are connected with the bottom ends of the inner portions of the device shell 1 through bolts, second motor shafts 23 are connected to the tops of the second motors 22, second blowing fan blades 24 are fixedly connected to the tops of the second motor shafts 23, and second electric heating tubes 25 are fixedly connected among the plurality of second motors 22.

It should be noted that, by arranging the fixed disk and the first electric telescopic cylinder 6 on the fixed disk inside the connection box 2, in the process of rotating the fixed disk, the millstone 14 can be driven to rotate, the first electric telescopic cylinder 6 is used for driving the plastic part to move upwards, the plastic part can be polished to remove burrs, and the sliding chute 31 and the sliding block 26 are arranged on the top of the second fixed disk 12, so that the first electric telescopic cylinder 6 can be prevented from driving the second fixed disk 12 to move, moreover, the plastic part can be circularly sandblasted by the polishing sand 19 and the sandblasting pump 16 inside the connection box 2, because the electric heating tube and the heat conducting plate 15 on the first fixed disk 10 can be used for stirring and heating the inside of the polishing sand by the electric heating tube in the process of rotating the first fixed disk 10, thereby increasing the temperature of the polishing sand and improving the effect of removing burrs, and through the heat conducting plate 15, can heat the polishing sand of a plurality of positions fast, owing to be provided with motor, blowing fan leaf and electrothermal tube in device casing 1 is inside, can utilize the motor to blow from the bottom of polishing sand 19 and heat, not only can utilize hot-blastly, iron the burr on working of plastics surface, can promote the effect to polishing sand 19 heating moreover.

In this embodiment, referring to fig. 1, polishing sand 19 is poured into the connecting box 2, and the second pipe 18, the first electric heating tube 13 and the heat conducting plate 15 are all located inside the polishing sand 19.

Referring to fig. 1 in this embodiment, a circular hole 32 is formed in the first fixed disk 10, a separation net 27 is fixedly connected inside the circular hole 32, and a grinding disk 14 is fixedly connected to the bottom of the separation net 27.

In the embodiment, referring to fig. 1, an electric slip ring 30 penetrates through an outer side of the first motor shaft 8, and the electric slip ring 30 is electrically connected to the first electric telescopic cylinder 6 and the first electric heating tube 13.

Referring to fig. 1 in this embodiment, a square hole 20 is formed in the top of the device housing 1, a connection net 21 is fixedly connected inside the square hole 20, and the aperture of the connection net 21 is smaller than that of the polishing sand 19.

In this embodiment, referring to fig. 1, a hinge 3 is fixedly connected to the left end of the front side of the connecting box 2, a box baffle 4 is rotatably connected to the front side of the hinge 3, and a handle 5 is welded to the right end of the front side of the box baffle 4.

In this embodiment, referring to fig. 1, a laser displacement sensor 28 is bolted to the bottom of the first fixing plate 10, and an industrial computer 29 is bolted to the front side of the box baffle 4.

It should be noted that, because the laser displacement sensor 28 is disposed at the bottom of the first fixing plate 10, the laser beam can be emitted at a certain angle according to the laser diode emitter, and the laser beam will be reflected back when encountering an object. Laser spots on the light targets with different distances are imaged at different positions of the CMOS detector, and the distance from the light targets to the sensor can be obtained by reverse estimation according to the positions of the laser spots on the CMOS, so that the surface thickness and the flatness of an object can be detected.

In this embodiment, referring to fig. 1, a signal output end of the laser displacement sensor 28 is connected to a signal input end of an industrial computer 29, and a signal output end of the industrial computer 29 is connected to signal input ends of the first motor 7 and the second electric telescopic cylinder 11.

When the deflashing device for processing injection molding parts is used, it is to be noted that the first motor 7, the second motor 22, the first electric telescopic cylinder 6, the second electric telescopic cylinder 11, the first electric heating tube 13, the second electric heating tube 25, the laser displacement sensor 28 and the industrial computer 29 are electrically connected with an external power supply, then the first motor 7, the second motor 22, the first electric telescopic cylinder 6, the second electric telescopic cylinder 11, the first electric heating tube 13, the second electric heating tube 25, the laser displacement sensor 28 and the industrial computer 29 are connected with an external control switch signal, after the connection is completed, the injection molding parts are put on the top of the second fixed disk 12, then the second electric telescopic cylinder 11 is opened, the second electric telescopic cylinder 11 is utilized to drive the second fixed disk 12 to move upwards, so that the injection molding parts are attached to the grinding disk 14 on the top, then the first motor 7 is opened, the first motor 7 drives the first motor shaft 8, first motor shaft 8 drives first fixed disk 10 and mill 14, remove the overlap to the injection molding, at the rotatory in-process of first fixed disk 10, can utilize the electric heat pipe to stir the heating to polishing sand inside, thereby increase the temperature of polishing sand, promote the effect of removing the overlap, and through heat-conducting plate 15, can heat the polishing sand of a plurality of positions fast, utilize the motor to blow the heating from the bottom of polishing sand 19, not only can utilize hot-blastly, scald the burr on working of plastics surface flat, and can promote the effect to polishing sand 19 heating, because be provided with laser displacement sensor 28 in first fixed disk 10 bottom, can utilize according to certain angle transmission laser beam according to the laser diode transmitter, after meetting the object, the light beam can reflect back. The invention discloses a deflashing device for processing injection molding parts, which comprises a device shell and a device shell, wherein laser spots on light targets with different distances are imaged at different positions of a CMOS detector, and the distance from the light targets to a sensor can be obtained by reverse deduction according to the positions of the spots on the CMOS, so that the surface thickness and the flatness of an object can be detected; 2. connecting the box body; 3. a hinge; 4. a box body baffle plate; 5. a handle; 6. an electric telescopic cylinder; 7. a first motor; 8. a first motor shaft; 9. a first blower blade; 10. a first fixed disk; 11. an electric telescopic cylinder; 12. a second fixed disk; 13. a first electric heating tube; 14. a grinding disc; 15. a heat conducting plate; 16. a sand blasting pump; 17. a first conduit; 18. a second conduit; 19. polishing sand; 20. a square hole; 21. connecting a net; 22. a second motor; 23. a second motor shaft; 24. a second blower blade; 25. a second electric heating tube; 26. a slider; 27. separating the net; 28. a laser displacement sensor; 29. an industrial control computer; 30. an electric slip ring; 31. a chute; 32. the round holes and the parts are all universal standard parts or parts known by those skilled in the art, and the structure and the principle of the round holes and the parts are known by technical manuals or by routine experiments.

Claims

1. The utility model provides a deflashing device is used in injection molding processing, includes device casing (1), its characterized in that: the top of the device shell (1) is provided with a flash removing mechanism and a heating mechanism;

the flash removing mechanism comprises a connecting box body (2), a first electric telescopic cylinder (6), a first motor (7), a first motor shaft (8), a first fixed disc (10), a sliding groove (31), a sliding block (26), a grinding disc (14), a second fixed disc (12), a sand blasting pump (16), a first pipeline (17) and a second pipeline (18); the device is characterized in that the top of the shell (1) of the device is connected with a connecting box body (2) through bolts, the top of the connecting box body (2) is connected with a first electric telescopic cylinder (6) through bolts, the bottom of the first electric telescopic cylinder (6) penetrates through the connecting box body (2) and is fixedly connected with a first motor (7), the bottom of the first motor (7) is connected with a first motor shaft (8), the bottom of the first motor shaft (8) is fixedly connected with a first fixed disc (10), the left side of the bottom of the first fixed disc (10) is connected with a second electric telescopic cylinder (11) through bolts, the bottom of the second electric telescopic cylinder (11) is fixedly connected with a sliding block (26), the outer side of the sliding block (26) is connected with a sliding groove (31) through bolts, the sliding groove (31) is arranged at the top of the second fixed disc (12), and the left and right sides of the inner wall of the connecting box body (2) are all connected with a sand-blasting pump (16) through bolts, the upper side and the lower side of the sand blasting pump (16) are respectively communicated with a first pipeline (17) and a second pipeline (18);

the heating mechanism comprises a first electric heating pipe (13), a heat conducting plate (15), a first blowing fan blade (9), a second motor (22), a second motor shaft (23), a second blowing fan blade (24) and a second electric heating pipe (25); the device is characterized in that the left side and the right side of the bottom of the first fixing disc (10) are connected with first electric heating tubes (13) through bolts, heat-conducting plates (15) are fixedly penetrated through the bottoms of the outer sides of the first electric heating tubes (13), first blowing fan blades (9) are fixedly penetrated through the outer sides of first motor shafts (13), a plurality of second motors (22) are connected with the bottom ends of the inner portions of the device shell (1) through bolts, the tops of the second motors (22) are connected with second motor shafts (23), the tops of the second motor shafts (23) are fixedly connected with second blowing fan blades (24), and second electric heating tubes (25) are fixedly connected among the second motors (22).

2. The deflashing device for processing injection-molded parts according to claim 1, wherein: polishing sand (19) is poured into the connecting box body (2), and the second pipeline (18), the first electric heating tube (13) and the heat conducting plate (15) are all located inside the polishing sand (19).

3. The deflashing device for processing injection-molded parts according to claim 1, wherein: round hole (32) have been seted up to first fixed disk (10) inside, and round hole (32) inside fixedly connected with separate net (27), separate net (27) bottom fixedly connected with mill (14).

4. The deflashing device for processing injection-molded parts according to claim 1, wherein: an electric slip ring (30) penetrates through the outer side of the first motor shaft (8), and the electric slip ring (30) is electrically connected with the first electric telescopic cylinder (6) and the first electric heating pipe (13).

5. The deflashing device for processing injection-molded parts according to claim 1, wherein: square hole (20) have been seted up at device casing (1) top, and square hole (20) inside fixedly connected with connecting network (21), the aperture of connecting network (21) is less than polishing sand (19).

6. The deflashing device for processing injection-molded parts according to claim 1, wherein: connect box (2) front side left end fixedly connected with hinge (3), hinge (3) front side rotation is connected with box baffle (4), the welding of box baffle (4) front side right-hand member has handle (5).

7. The deflashing device for processing injection-molded parts according to claim 6, wherein: the bottom of the first fixed disc (10) is connected with a laser displacement sensor (28) through bolts, and the front side of the box body baffle (4) is connected with an industrial control computer (29) through bolts.

8. The deflashing device for processing injection-molded parts according to claim 7, wherein: the signal output end of the laser displacement sensor (28) is connected with the signal input end of an industrial personal computer (29), and the signal output end of the industrial personal computer (29) is connected with the signal input ends of the first motor (7) and the second electric telescopic cylinder (11).