CN113442041A

CN113442041A - Automatic polishing device for plastic parts

Info

Publication number: CN113442041A
Application number: CN202110675963.1A
Authority: CN
Inventors: 盛夕军
Original assignee: Xuancheng Tuoxin Precision Technology Co ltd
Current assignee: Xuancheng Tuoxin Precision Technology Co ltd
Priority date: 2021-06-18
Filing date: 2021-06-18
Publication date: 2021-09-28
Anticipated expiration: 2041-06-18
Also published as: CN113442041B

Abstract

The automatic polishing device for the plastic part comprises a base, wherein a shell is fixed at the top end of the base, and a cover plate is rotatably connected to the side part of the shell; the interior of the shell is rotatably connected with a grinding disc through a first rotating shaft, and the top end of the grinding disc is communicated with a material storage box; the bottom end of the storage box is connected with a wax supplementing piece, and the wax supplementing piece is used for supplementing wax to the grinding disc; the lateral part of mill is equipped with the piece of polishing, the piece of polishing is used for repairing the mill. The invention can repair the grinding disc without taking down the grinding disc, and is convenient and fast; meanwhile, the arranged wax supplementing piece can be used for adding wax to the grinding disc, so that the polishing efficiency is improved, and the labor force is reduced; the feeding and discharging control part disclosed by the invention can be matched with the mechanical arm to control plastic pieces to be fed and discharged at the same time, so that convenience is provided for the mechanical arm, and resources are saved.

Description

Automatic polishing device for plastic parts

Technical Field

The invention belongs to the technical field of plastic part processing, and particularly relates to an automatic polishing device for plastic parts.

Background

Polishing refers to a processing method for reducing the roughness of the surface of a workpiece by using mechanical, chemical or electrochemical action to obtain a bright and flat surface; the method comprises the following steps of modifying the surface of a workpiece by using a polishing tool and abrasive particles or other polishing media; polishing does not improve the dimensional or geometric accuracy of the workpiece, but rather aims to obtain a smooth surface or a specular gloss, sometimes also to eliminate gloss; polishing of plastic parts is one of the processes for plastic parts.

The existing plastic polishing device is used for waxing a plastic part in the polishing process, the existing polishing and waxing device is used for manually waxing the millstone after one end of the millstone is used, the millstone is easily abraded after a certain time, and therefore the plastic polishing device needs to be manually disassembled and repaired, is troublesome to operate and consumes time.

Disclosure of Invention

Aiming at the defects in the prior art, the invention provides an automatic polishing device for plastic parts, which has the following specific technical scheme:

the automatic polishing device for the plastic part comprises a base, wherein a shell is fixed at the top end of the base, and a cover plate is rotatably connected to the side part of the shell; the interior of the shell is rotatably connected with a grinding disc through a first rotating shaft, and the top end of the grinding disc is communicated with a material storage box; the bottom end of the storage box is connected with a wax supplementing piece, and the wax supplementing piece is used for supplementing wax to the grinding disc; the lateral part of mill is equipped with the piece of polishing, the piece of polishing is used for repairing the mill.

Further, the wax supplementing piece comprises a blanking wheel, a second rotating shaft, a first gear and a second gear, wherein the second gear is fixed on the side part of the first rotating shaft and is meshed with the first gear; the second rotating shaft penetrates through and is fixed in the first gear, and the blanking wheel is fixed in the center of the second rotating shaft; the outside of unloading wheel is that annular array equidistance distributes has the recess, just unloading wheel swivelling joint in the inside bottom of storage case.

Further, the cross section of the bottom end of the material storage box is of a triangular structure, and the bottom end of the material storage box is connected with a sponge block; the storage box is communicated with the wax tank.

Furthermore, the side part of the shell is provided with a hole, the grinding disc extends out of the hole, and the bottom of the hole is provided with a feed opening; the bottom end of the shell is of a funnel structure, and the bottom end of the shell is communicated with a fan connecting pipe; a non-woven fabric filter screen is arranged between the shell and the fan connecting pipe.

Furthermore, the polishing piece comprises a sand blasting gun, a grinding stone, a push rod and a bolt, a sliding groove is formed in the side part of the shell, and the grinding stone is connected in the sliding groove in a sliding mode; the push rod is fixed on the side part of the grinding stone and is connected with the sliding groove in a sliding manner; a threaded hole is formed in the side part of the sliding groove and matched with a connecting bolt; the push rod is connected with the shell through the bolt; the sand blasting gun is arranged on the side part of the shell and used for blasting sand on the surface of the grinding disc.

Furthermore, a six-axis manipulator is fixed at the top end of the base, and a tray is arranged on the side part of the six-axis manipulator; and a feeding and discharging control part is arranged at the top end of the tray.

Furthermore, the feeding and discharging control part comprises a push plate, a first slide block, a motor, a first screw rod, a material placing disc, a second screw rod and a second slide block, the push plate is arranged on the surface of the tray in a traversing mode, and the first slide blocks are fixed on two sides of the push plate; the first sliding block is in threaded connection with the first screw rod, and the first screw rod is rotatably connected into the groove in the side part of the tray; a second screw rod is rotatably connected to the central groove of the tray, and two second sliding blocks are in threaded connection with the outer side of the second screw rod; the second sliding block is inserted into the slotted hole at the bottom of the material placing disc and is in sliding connection with the slotted hole at the bottom of the material placing disc; the first screw rod and the second screw rod are both connected with a motor.

The invention has the beneficial effects that: the invention can repair the grinding disc without taking down the grinding disc, and is convenient and fast; meanwhile, the arranged wax supplementing piece can be used for adding wax to the grinding disc, so that the polishing efficiency is improved, and the labor force is reduced;

the feeding and discharging control part disclosed by the invention can be matched with the mechanical arm to control plastic pieces to be fed and discharged at the same time, so that convenience is provided for the mechanical arm, and resources are saved.

Drawings

FIG. 1 is a schematic view showing the construction of an automatic polishing apparatus for plastic parts according to the present invention;

FIG. 2 shows a schematic view of the internal structure of the housing of the present invention;

FIG. 3 shows a schematic view of the internal side structure of the housing of the present invention;

FIG. 4 shows an enlarged schematic view of FIG. 2 at A;

FIG. 5 is a schematic structural view of a loading and unloading control member of the present invention;

FIG. 6 is a schematic side view showing the connection between the tray and the second slider;

shown in the figure: 1. the shell, 11, the apron, 12, the screw hole, 13, the fan connecting pipe, 14, the non-woven fabrics filter screen, 15, the storage case, 151, the sponge piece, 16, receive the material mouthful, 2, the mill, 21, first pivot, 3, the wax jar, 4, the base, 5, six-shaft machine hand, 6, the tray, 7, go up unloading control piece, 71, the push pedal, 72, first slider, 73, the motor, 74, first screw rod, 75, put the charging tray, 76, the second screw rod, 77, the second slider, 8, the piece of polishing, 81, the sand blasting rifle, 82, rubble, 83, the push rod, 84, the bolt, 9, mend the wax piece, 91, the unloading wheel, 911, recess, 92, the second pivot, 93, first gear, 94, the second gear.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Examples

An automatic polishing device for plastic parts, wherein fig. 1 shows a schematic overall structure of an embodiment of the invention, exemplarily, as shown in fig. 1, comprises a base 4, a housing 1 is fixed at the top end of the base 4, and a cover plate 11 is rotatably connected to the side of the housing 1; the cover plate 11 is used for covering the housing 1, and the components in the housing 1 can be processed by opening the cover plate 11; the interior of the shell 1 is rotatably connected with a grinding disc 2 through a first rotating shaft 21, and the end part of the first rotating shaft 21 is connected with a motor for driving the grinding disc 2 to rotate, grind and polish; the top end of the grinding disc 2 is communicated with a storage box 15, and the storage box 15 is used for storing liquid wax so as to facilitate wax adding of the grinding disc 2; the bottom end of the material storage box 15 is connected with a wax supplementing piece 9, and the wax supplementing piece 9 is used for supplementing wax to the grinding disc 2; a grinding piece 8 is arranged on the side part of the grinding disc 2, and the grinding piece 8 is used for repairing the grinding disc 2; the invention can repair the grinding disc 2 without taking down the grinding disc, which is convenient and fast; the benefit wax spare 9 that is equipped with simultaneously can add wax to mill 2, improves polishing efficiency, reduces the labour.

As an improvement of the above technical solution, the wax supplementing member 9 includes a blanking wheel 91, a second rotating shaft 92, a first gear 93 and a second gear 94, as shown in fig. 3 and 4, the second gear 94 is fixed on a side portion of the first rotating shaft 21, and the first rotating shaft 21 is used to drive the second gear 94 to rotate when the grinding disc 2 is used for grinding; and the second gear 94 engages the first gear 93; the second rotating shaft 92 penetrates through and is fixed in the first gear 93, and the blanking wheel 91 is fixed at the center of the second rotating shaft 92; grooves 911 are equidistantly distributed on the outer side of the blanking wheel 91 in an annular array, and the blanking wheel 91 is rotatably connected to the inner bottom end of the material storage box 15; the blanking wheel 91 blocks the bottom end of the storage box 15, the blanking wheel 91 can be driven to rotate by the gear transmission principle when the grinding disc 2 works, and the wax in the groove 911 can be driven to rotate and fall off by the rotation of the blanking wheel 91; can realize adding wax to mill 2, and mill 2 rotatory faster, the wax of the unloading that polishes faster is just more also more, improves the efficiency of waxing, reduces the waste of liquid wax.

As an improvement of the above technical solution, the cross section of the bottom end of the storage box 15 is in a triangular structure, the bottom end of the storage box 15 is connected with a sponge block 151, the length of the sponge block 151 is the same as that of the grinding disc 2, and wax falling from the storage box 15 is smeared on the grinding disc 2 through the sponge block 151, so that the wax is more uniformly distributed on the grinding disc 2; the material storage box 15 is communicated with the wax tank 3; and the two are directly connected through a pump, and wax is supplemented in the material storage box 15 in time through the wax tank 3.

As an improvement of the technical scheme, the side part of the shell 1 is provided with a hole, and the grinding disc 2 extends outwards to form the hole, so that the grinding disc 2 is exposed to grind the plastic part; a feed opening 16 is formed in the bottom of the hole, the feed opening 16 is perpendicular to the hole, and the grinding disc 2 is located in the feed opening 16; the feed opening 16 is used for receiving waste materials falling after polishing; the bottom end of the shell 1 is of a funnel structure, the bottom end of the shell 1 is in threaded connection with a movable plate, and waste materials can be taken out by opening the movable plate; the bottom end of the shell 1 is communicated with a fan connecting pipe 13; the fan connecting pipe 13 is used for connecting a negative pressure fan and collecting waste materials falling after polishing through the negative pressure fan; a non-woven fabric filter screen 14 is arranged between the shell 1 and the fan connecting pipe 13.

As an improvement of the above technical solution, the grinding member 8 includes a sand blasting gun 81, a grinding stone 82, a push rod 83 and a bolt 84, as shown in fig. 2, a sliding slot is formed on the side of the housing 1, and the grinding stone 82 is slidably connected in the sliding slot; the push rod 83 is fixed on the side of the grinding stone 82, and the push rod 83 is connected with the sliding groove in a sliding manner; a threaded hole 12 is formed in the side part of the sliding chute, and the threaded hole 12 is matched with a connecting bolt 84; the push rod 83 is connected with the shell 1 through the bolt 84; the sand blasting gun 81 is arranged on the side part of the shell 1, and the sand blasting gun 81 is used for blasting sand on the surface of the grinding disc 2; after the grinding disc 2 is worn, the sand blasting gun 81 is used for communicating with the mortar tank to perform sand blasting damage compensation on the grinding disc 2; then, the grinding stone 82 is moved, the grinding disc 2 is ground by the grinding stone 82, and the grinding stone 82 is of a crescent structure; the radian of the bent grinding stone 82 is the same as that of the grinding disc 2, so that the grinding disc 2 is ground to a proper radian.

As an improvement of the above technical solution, a six-axis robot 5 is fixed at the top end of the base 4, and a tray 6 is arranged at the side of the six-axis robot 5; the six-axis manipulator 5 is used for taking and placing polished plastic parts; the six-axis manipulator 5 is a manipulator with 6 servo motors; the six-axis robot is a robot that operates by rotation and movement of x, y, and z axes; is the prior art; and a feeding and discharging control part 7 is arranged at the top end of the tray 6.

As an improvement of the above technical solution, the feeding and discharging control member 7 includes a push plate 71, a first slider 72, a motor 73, a first screw 74, a material placing tray 75, a second screw 76 and a second slider 77, as shown in fig. 5 and 6, the tray 6 includes two parts of a feeding tray and a discharging tray, the push plate 71 traverses the surface of the tray 6, and the push plate 71 is used for pushing the material placing tray 75 on the tray 6 to move back and forth; two first sliding blocks 72 are fixed on two sides of the push plate 71; the first sliding block 72 is in threaded connection with two first screw rods 74, and the two first screw rods 74 are respectively connected in the grooves at the two sides of the tray 6 in a rotating manner; a groove is formed in the center of the tray 6, a second screw 76 is rotatably connected in the groove, and two second sliding blocks 77 are connected to the outer side of the second screw 76 in a threaded manner; the top end of the second slide block 77 is inserted into the slotted hole at the bottom of the material placing disc 75, and the second slide block 77 is connected with the slotted hole at the bottom of the material placing disc 75 in a sliding manner; the second slide block 77 is used for driving the material placing disc 75 to move left and right; the first screw 74 and the second screw 76 are both connected with a motor 73; the feeding and discharging control part 7 controls a plurality of plastic parts of the material placing disc 75 to be taken at the same position, and the plastic parts are placed in another material placing disc 75 at the same position after being polished; automatic feeding and discharging are realized by matching with a mechanical arm.

A plurality of grooves are formed in the material placing disc 75 at equal intervals, and plastic pieces are placed in the grooves; the material placing disc 75 is not more than one eighth of the tray 6; the loading and unloading at the same position are realized by moving the loading tray 75 on the tray 6.

The invention is implemented as follows:

for example, firstly, the right end of the tray 6 is determined as a feeding tray, and the left end of the tray is determined as a discharging tray; placing an empty material placing tray 75 with the label a on the surface of the blanking tray for preparing to place the processed plastic piece; when the tray is placed, the tray 6 is placed at the upper right corner of the blanking tray, and the slotted hole at the bottom of the blanking tray 75 is inserted into the second sliding block 77; placing the plastic piece to be processed in another material placing disc 75 with the number b, placing the plastic piece in order, placing the material placing disc 75 in the upper right corner of the feeding tray, and inserting the slotted hole in the bottom of the material placing disc 75 into the second sliding block 77; during feeding, as shown in fig. 5, it is determined that point a is a point where the manipulator feeds, and point B is a point where the manipulator feeds; namely, the manipulator takes out and discharges materials from A, B two fixed positions, and when taking out materials, the manipulator rotates to point B to take out the first plastic part from the material placing tray 75 for grinding; after polishing, the plastic is placed in the material placing discs 75 at the point A, then the motor 73 drives the second screw 76 to rotate, the second screw 76 drives the second sliding block 77 to move leftwards for a certain distance when rotating, at the moment, the two material placing discs 75 move leftwards for a certain distance at the same time, and the distance of a groove on the material placing disc 75 is generally moved, so that the next plastic to be taken is located at the point B; after the plastic pieces at the bottom end are taken out, the first screw 74 is rotated, and the first screw 74 pushes the material placing disc 75 to move downwards at the top end of the second sliding block 77 when rotating, so that the plastic pieces in the second row can be taken out conveniently; by the method, the plastic pieces in the material placing tray 75 b are completely transferred to the material placing tray 75 a after being processed; and the plastic part is taken and placed at the same position by the manipulator.

During polishing, the grinding disc 2 rotates to drive the second gear 94 to rotate, and further drive the first gear 93 meshed with the second gear to rotate; when the first gear 93 rotates, the blanking wheel 91 is driven to rotate, so that the liquid wax is driven to fall to the top end of the grinding disc 2 and is uniformly coated through the sponge block 151; the polishing of the plastic part is ensured to be more uniform; during polishing, the fan connecting pipe 13 is used for connecting a negative pressure fan, and waste materials generated by polishing are collected.

When the grinding disc 2 is worn, the cover plate 11 is opened, and then the sand blasting gun 91 is used for carrying out sand blasting on the worn part of the grinding disc 2; then the grinding stone 82 is pushed to be in contact with the grinding disc 2, and then the bolts 84 are used for wiping sweat and locking the grinding stone in the threaded holes 12 at proper positions; the grinding disc 2 can be ground by the grinding stone 82 by rotating the grinding disc 2, and the defect part of the grinding disc 2 can be repaired.

The invention can repair the grinding disc without taking down the grinding disc, and is convenient and fast; meanwhile, the arranged wax supplementing piece can be used for adding wax to the grinding disc, so that the polishing efficiency is improved, and the labor force is reduced;

It is noted that, in this document, relational terms such as first and second, and the like, if any, are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

The above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.

Claims

1. Automatic burnishing device of working of plastics, its characterized in that: the device comprises a base (4), wherein a shell (1) is fixed at the top end of the base (4), and a cover plate (11) is rotatably connected to the side part of the shell (1); the interior of the shell (1) is rotatably connected with a grinding disc (2) through a first rotating shaft (21), and the top end of the grinding disc (2) is communicated with a material storage box (15);

the bottom end of the storage box (15) is connected with a wax supplementing piece (9), and the wax supplementing piece (9) is used for supplementing wax to the grinding disc (2);

the side part of the grinding disc (2) is provided with a grinding part (8), and the grinding part (8) is used for repairing the grinding disc (2).

2. An automatic polishing device for plastic articles as claimed in claim 1, wherein: the wax supplementing piece (9) comprises a blanking wheel (91), a second rotating shaft (92), a first gear (93) and a second gear (94), the second gear (94) is fixed on the side part of the first rotating shaft (21), and the second gear (94) is meshed with the first gear (93); the second rotating shaft (92) penetrates through and is fixed in the first gear (93), and the blanking wheel (91) is fixed in the center of the second rotating shaft (92); the outside of unloading wheel (91) is that annular array equidistance distributes fluted (911), just unloading wheel (91) rotate connect in the inside bottom of storage case (15).

3. An automatic polishing device for plastic articles as claimed in claim 2, wherein: the cross section of the bottom end of the storage box (15) is of a triangular structure, and the bottom end of the storage box (15) is connected with a sponge block (151); the material storage box (15) is communicated with the wax tank (3).

4. An automatic polishing device for plastic articles as claimed in claim 1, wherein: the side part of the shell (1) is provided with a hole, the grinding disc (2) extends out of the hole, and the bottom of the hole is provided with a feed opening (16); the bottom end of the shell (1) is of a funnel structure, and the bottom end of the shell (1) is communicated with a fan connecting pipe (13); a non-woven fabric filter screen (14) is arranged between the shell (1) and the fan connecting pipe (13).

5. An automatic polishing device for plastic articles as claimed in claim 1, wherein: the grinding part (8) comprises a sand blasting gun (81), a grinding stone (82), a push rod (83) and a bolt (84), a sliding groove is formed in the side part of the shell (1), and the grinding stone (82) is connected in the sliding groove in a sliding mode; the push rod (83) is fixed on the side part of the grinding stone (82), and the push rod (83) is connected with the sliding groove in a sliding manner; a threaded hole (12) is formed in the side part of the sliding groove, and the threaded hole (12) is matched with a connecting bolt (84); the push rod (83) is connected with the shell (1) through the bolt (84); the sand blasting gun (81) is arranged on the side portion of the shell (1), and the sand blasting gun (81) is used for blasting sand on the surface of the grinding disc (2).

6. An automatic polishing device for plastic articles as claimed in claim 1, wherein: a six-axis manipulator (5) is fixed at the top end of the base (4), and a tray (6) is arranged on the side part of the six-axis manipulator (5); and a feeding and discharging control part (7) is arranged at the top end of the tray (6).

7. An automatic polishing device for plastic articles as claimed in claim 6, wherein: the feeding and discharging control part (7) comprises a push plate (71), a first sliding block (72), a motor (73), a first screw rod (74), a material placing disc (75), a second screw rod (76) and a second sliding block (77), the surface of the tray (6) traverses the push plate (71), and the two sides of the push plate (71) are fixed with the first sliding blocks (72); the first sliding block (72) is in threaded connection with the first screw (74), and the first screw (74) is rotatably connected into a groove on the side of the tray (6); a second screw rod (76) is rotatably connected to the central groove of the tray (6), and two second sliding blocks (77) are in threaded connection with the outer side of the second screw rod (76); the second sliding block (77) is inserted into the slotted hole at the bottom of the material placing disc (75), and the second sliding block (77) is connected with the slotted hole at the bottom of the material placing disc (75) in a sliding way; the first screw (74) and the second screw (76) are both connected with a motor (73).