CN112428045A

CN112428045A - Polisher for auto-parts

Info

Publication number: CN112428045A
Application number: CN202011294487.0A
Authority: CN
Inventors: 张扬军; 曹琼
Original assignee: Guangzhou Car Beauty Exterior Auto Parts Manufacturing Ltd
Current assignee: Guangzhou Car Beauty Exterior Auto Parts Manufacturing Ltd
Priority date: 2020-11-18
Filing date: 2020-11-18
Publication date: 2021-03-02
Anticipated expiration: 2040-11-18
Also published as: CN112428045B

Abstract

The invention discloses a polisher for automobile parts, which comprises a box body and an opening, wherein the opening is formed in the front end surface of the box body and used for placing a workpiece, a movable door is arranged at the opening in a matched mode, a clamping assembly used for clamping and fixing the workpiece and a polishing assembly used for polishing the surface of the workpiece are arranged inside the box body; the polishing assembly comprises a polishing motor, and a displacement mechanism for driving the polishing motor to adjust the position is arranged at the upper end of the polishing motor; the automatic polishing device is designed aiming at the defects of the existing device, can realize dust-free processing, protects the processing environment, can solve the problem of polishing dead angles caused by clamping, and has strong practicability.

Description

Polisher for auto-parts

Technical Field

The invention relates to the technical field of automobile tail wing processing equipment, in particular to a grinding machine for automobile accessories.

Background

When the automobile runs at a high speed, according to the aerodynamic principle, air resistance can be met in the running process, air power in the longitudinal direction, the lateral direction and the vertical rising direction is generated around the gravity center of the automobile at the same time, wherein the longitudinal direction is the air resistance. In order to effectively reduce and overcome the influence of air resistance when an automobile runs at high speed, the automobile tail fin is designed and used, and has the function of enabling air to generate a fourth acting force on the automobile, namely generating larger adhesive force on the ground, and the automobile tail fin can counteract a part of lifting force, effectively control the automobile to float upwards, enable the wind resistance coefficient to be correspondingly reduced, enable the automobile to be attached to the ground of a road to run, and further improve the running stability.

Automobile fin adds man-hour need polish the operation to its surface, and the dust that current grinding device produced is great, is unfavorable for realizing dustless processing, to this problem, provides a polisher for auto-parts now.

Disclosure of Invention

The present invention is directed to a sander for automobile parts to solve the problems of the background art.

In order to achieve the purpose, the invention provides the following technical scheme:

a grinding machine for automobile parts comprises a box body and an opening which is arranged on the front end face of the box body and used for placing a machined part, wherein a movable door is arranged at the opening in a matched mode, and a clamping assembly used for clamping and fixing the machined part and a grinding assembly used for grinding the surface of the machined part are arranged inside the box body;

the polishing assembly comprises a polishing motor, and a displacement mechanism for driving the polishing motor to adjust the position is arranged at the upper end of the polishing motor;

the output of the grinding motor is provided with a grinding shaft, the lower end of the grinding shaft is provided with a grinding block for grinding the surface of a workpiece, the grinding position of the grinding block comprises a second grinding sheet arranged on the lower end face of the grinding block and a side groove arranged on the side face of the grinding block in an annular mode, the cross section of the side groove is of a V-shaped structure, a first grinding sheet used for grinding the edge of the workpiece is arranged on the V-shaped surface, and the grinding assembly further comprises a dust removal assembly used for reducing dust pollution.

As a further scheme of the invention: the dust removal subassembly is including setting up the negative pressure passageway of sanding block lower extreme intermediate position, the inside blade that is used for producing the air exhaust stream that is equipped with of negative pressure passageway, through the blow vent intercommunication between side groove and the negative pressure passageway, the axle of polishing is inside to be equipped with the air exhaust passageway with the negative pressure passageway intercommunication, the terminal surface is equipped with down the grinding motor and polishes the coaxial buffer memory that sets up of axle to, the buffer memory is connected through sealed bearing rotation between lower extreme and the axle of polishing, the buffer memory is equipped with the extraction opening to the axle surface of polishing at place, the air inlet at dust collection box top is connected through the air duct to the exhaust end of buffer memory, the inside filter screen that is the toper structure that is equipped with of dust collection box bottom portion, the dust.

As a further scheme of the invention: the polishing assembly and the clamping assembly are electrically connected with the control panel.

As a further scheme of the invention: and the movable door is provided with an observation window convenient for observing the polishing condition.

As a further scheme of the invention: the displacement mechanism comprises a displacement block convenient for mounting the polishing motor, the displacement block is slidably arranged on the lower end face of the rotary seat, transmission screw holes penetrate through the left side and the right side of the displacement block, a transmission screw rod is arranged in the transmission screw holes in a matching manner, one end of the transmission screw rod is rotatably connected with a fixed block at the lower end of the rotary seat, and the other end of the transmission screw rod is fixedly connected with the output end of the displacement motor;

the rotary seat is rotatably arranged in a mounting hole at the lower end of the mounting plate, a driven gear ring is arranged on the outer side of the rotary seat, at least one rotary motor is arranged on the outer side of the mounting plate, and a driving gear meshed with the driven gear ring is arranged at the output end of each rotary motor;

the upper end of the mounting plate is connected with a lifting push rod for driving the mounting plate to move up and down.

As a further scheme of the invention: the mounting plates on the two sides of the lifting push rod are symmetrically provided with lifting guide rods, and each lifting guide rod penetrates through a guide hole in the box body in a sliding mode.

As a further scheme of the invention: the centre gripping subassembly is including setting up the motor that turns to in the box left and right sides, and every output that turns to the motor all stretches into inside the box, and the output that turns to the motor is equipped with a centre gripping carousel that is vertical setting, centre gripping carousel inboard symmetry is equipped with two fixed plates, all is equipped with at least one on every fixed plate and sticiss the telescopic link, the output that sticiss the telescopic link is equipped with and is used for sticising the holder of machined part surface in order to realize the location.

As a further scheme of the invention: the left steering motor and the right steering motor are synchronous motors.

As a further scheme of the invention: the clamping piece comprises a mounting frame arranged at the output end of the compression telescopic rod, a fine adjustment motor is installed at the tail end of the mounting frame, a squeezing roller used for compressing the surface of a workpiece is arranged at the output end of the fine adjustment motor, and at least two compression telescopic rods are compressed on each fixing plate.

As a still further scheme of the invention: and a pre-tightening layer is wrapped on the surface of the extrusion roller.

Compared with the prior art, the invention has the beneficial effects that: the device is designed aiming at the defects of the existing device, can realize dust-free processing, protects the processing environment, can solve the problem of polishing dead angles caused by clamping, and has strong practicability.

Drawings

FIG. 1 is a schematic structural view of the present invention;

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

FIG. 3 is a partial enlarged view of the structure of the present invention;

FIG. 4 is a schematic view of the structure of the clamping member of the present invention;

fig. 5 is a schematic structural view of the sanding block of the present invention.

Wherein: the device comprises a box body 11, a compression telescopic rod 12, a driven toothed ring 13, a mounting plate 14, a lifting guide rod 15, a lifting push rod 16, a rotary seat 17, a rotary motor 18, a driving gear 19, a displacement block 20, a displacement motor 21, a workpiece 22, a clamping piece 23, a steering motor 24, a clamping rotary disc 25, a fixing plate 26, an air guide pipe 27, a dust collection box 28, a filter screen 29, a first polishing sheet 30, a second polishing sheet 31, blades 32, a negative pressure channel 33, a side groove 34, a polishing block 35, a polishing shaft 36, a buffer direction 37, a polishing motor 38, a fine adjustment motor 39, an extrusion roller 40, an opening 41 and a movable door 42.

Detailed Description

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.

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 only a part of the embodiments of the present invention, and not all of the embodiments. 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.

Referring to fig. 1-5, in an embodiment of the present invention, a grinding machine for automobile parts includes a box 11 and an opening 41 disposed on a front end surface of the box 11 for placing a workpiece 22, a movable door 42 is disposed at the opening 41, and a clamping assembly for clamping and fixing the workpiece 22 and a grinding assembly for grinding a surface of the workpiece 22 are disposed inside the box 11;

the polishing assembly comprises a polishing motor 38, and a displacement mechanism for driving the polishing motor 38 to adjust the position is arranged at the upper end of the polishing motor 38;

the output end of the polishing motor 38 is provided with a polishing shaft 36, the lower end of the polishing shaft 36 is provided with a polishing block 35 for polishing the surface of the workpiece 22, the polishing position of the polishing block 35 comprises a second polishing sheet 31 arranged on the lower end surface of the polishing block and a side groove 34 arranged on the side surface of the polishing block in an annular manner, the cross section of the side groove 34 is in a V-shaped structure, a first polishing sheet 30 for polishing the edge of the workpiece 22 is arranged on the V-shaped surface, a negative pressure channel 33 is arranged in the middle of the lower end of the polishing block 35, a blade 32 for generating pumping air flow is arranged in the negative pressure channel 33, the side groove 34 is communicated with the negative pressure channel 33 through an air vent, a pumping channel communicated with the negative pressure channel 33 is arranged in the polishing shaft 36, a buffer shaft 37 coaxially arranged with the polishing shaft 36 is arranged on the lower end surface of the polishing motor 38, and the lower end of the buffer shaft 37 is rotatably connected with, an air suction opening is formed in the surface of the polishing shaft 36 where the buffer direction 37 is located, the exhaust end of the buffer direction 37 is connected with an air inlet at the top of the dust collection box 28 through an air guide pipe 27, a filter screen 29 in a conical structure is arranged in the dust collection box 28, and an exhaust end is arranged at the bottom of the dust collection box 28;

during actual polishing, dust generated by polishing enters the negative pressure channel 33, then enters the buffer storage chamber 37, then enters the dust collection box 28 along the air duct 27, and is finally collected by the filter screen 29, so that dust-free polishing is realized;

the displacement mechanism comprises a displacement block 20 convenient for installation of a polishing motor 38, the displacement block 20 is slidably arranged on the lower end face of the rotary seat 17, transmission screw holes penetrate through the left side and the right side of the displacement block 20, a transmission screw rod is arranged in the transmission screw holes in a matching mode, one end of the transmission screw rod is rotatably connected with a fixed block at the lower end of the rotary seat 17, the other end of the transmission screw rod is fixedly connected with the output end of the displacement motor 21, the transmission screw rod and the displacement block 20 rotate relatively under the action of the displacement motor 21, and the displacement block 20 can slide along the surface of the rotary seat 17 under the action of threads, so that transverse adjustment is;

the rotary seat 17 is rotatably arranged in a mounting hole at the lower end of the mounting plate 14, a driven gear ring 13 is arranged on the outer side of the rotary seat 17, at least one rotary motor 18 is arranged on the outer side of the mounting plate 14, a driving gear 19 meshed with the driven gear ring 13 is arranged at the output end of each rotary motor 18, the driving gear 19 is driven to rotate through the rotary motor 18, the driving gear 19 is matched with the driven gear ring 13, the rotary seat 17 is driven to rotate, the grinding position is longitudinally adjusted, and the grinding position is adjusted by combining longitudinal adjustment and transverse adjustment;

the upper end of the mounting plate 14 is connected with a lifting push rod 16 for driving the mounting plate to move up and down, lifting guide rods 15 are symmetrically arranged on the mounting plate 14 at two sides of the lifting push rod 16, and each lifting guide rod 15 penetrates through a guide hole arranged on the box body 11 in a sliding manner;

the clamping assembly comprises steering motors 24 arranged on the left side and the right side of the box body 11, the output end of each steering motor 24 extends into the box body 11, a vertically arranged clamping turntable 25 is arranged at the output end of each steering motor 24, two fixing plates 26 are symmetrically arranged on the inner sides of the clamping turntables 25, at least one compressing telescopic rod 12 is arranged on each fixing plate 26, a clamping piece 23 used for compressing the surface of a workpiece 22 to realize positioning is arranged at the output end of each compressing telescopic rod 12, and when the clamping assembly is used, the clamping pieces 23 are driven by compressing the telescopic rods 12 to compress the workpiece 22, so that the workpiece 22 is positioned;

when the left and right steering motors 24 rotate, the workpiece 22 is driven to turn over, so that each surface of the workpiece 22 can be polished;

the holder 23 is including setting up the mounting bracket that sticiss telescopic link 12 output, a fine setting motor 39 is installed to the mounting bracket end, fine setting motor 39's output is equipped with the squeeze roll 40 that is used for sticising the machined part 22 surface, squeeze roll 40 surface coating has the pretension layer, on every fixed plate 26 the quantity that sticiss telescopic link 12 has at least two, just so can drive squeeze roll 40 through fine setting motor 39 and rotate to make the regulation of clamping position, avoid clamping position to influence to polish, eliminated the dead angle of polishing.

The working principle of the invention is as follows: the movable door 42 is opened, the two ends of the workpiece 22 are fixed through the clamping assembly, then the movable door 42 is closed, and the polishing position is adjusted through the displacement mechanism, so that the surface of the workpiece 22 is fully polished, during polishing, dust generated by polishing enters the negative pressure channel 33, then enters the buffer memory direction 37, then enters the dust collection box 28 along the air duct 27, and finally is collected by the filter screen 29, so that dust-free polishing is realized;

when the corner position is polished, the fine adjustment motor 39 drives the squeeze roller 40 to rotate, so that the clamping position is adjusted, the clamping position is prevented from influencing polishing, the polishing dead angle is eliminated, and the dead angle problem generated by the conventional device during polishing is eliminated.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. A grinding machine for automobile parts comprises a box body (11) and an opening (41) which is arranged on the front end face of the box body (11) and used for placing a workpiece (22), wherein a movable door (42) is arranged at the opening (41) in a matching mode, a clamping component used for clamping and fixing the workpiece (22) and a grinding component used for grinding the surface of the workpiece (22) are arranged inside the box body (11);

the polishing device is characterized in that the polishing assembly comprises a polishing motor (38), and a displacement mechanism for driving the polishing motor (38) to adjust the position is arranged at the upper end of the polishing motor;

the output of polishing motor (38) is equipped with grinding shaft (36), grinding shaft (36) lower extreme is equipped with and is used for polishing to machined part (22) surface grinding block (35), the position of polishing of grinding block (35) is including setting up second grinding piece (31) and setting up side groove (34) that are cyclic annular setting in its side at its lower extreme face, the cross-section of side groove (34) is V type structure, is equipped with on the V type surface to be used for the first grinding piece (30) of polishing machined part (22) edge, the subassembly of polishing still is including the dust removal subassembly that is used for reducing dust pollution.

2. The sander for automobile parts according to claim 1, wherein the dust removing assembly comprises a negative pressure channel (33) disposed at the middle position of the lower end of the sanding block (35), the negative pressure channel (33) is internally provided with a blade (32) for generating an exhaust air flow, the side groove (34) is communicated with the negative pressure channel (33) through an air vent, the sanding shaft (36) is internally provided with an exhaust channel communicated with the negative pressure channel (33), the lower end surface of the sanding motor (38) is provided with a buffer chamber (37) coaxially arranged with the sanding shaft (36), the lower end of the buffer chamber (37) is rotatably connected with the sanding shaft (36) through a sealing bearing, the surface of the sanding shaft (36) where the buffer chamber (37) is located is provided with an exhaust port, and the exhaust port of the buffer chamber (37) is connected with an air inlet at the top of the dust collecting box (28) through an air duct (27), a filter screen (29) with a conical structure is arranged in the dust collection box (28), and an exhaust end is arranged at the bottom of the dust collection box (28).

3. The sander for automotive parts according to claim 1, wherein: the displacement mechanism comprises a displacement block (20) convenient for mounting a polishing motor (38), the displacement block (20) is slidably arranged on the lower end face of the rotating seat (17), transmission screw holes penetrate through the left side and the right side of the displacement block (20), a transmission screw rod is arranged in the transmission screw holes in a matching manner, one end of the transmission screw rod is rotatably connected with a fixed block at the lower end of the rotating seat (17), and the other end of the transmission screw rod is fixedly connected with the output end of the displacement motor (21);

the rotary seat (17) is rotatably arranged in a mounting hole at the lower end of the mounting plate (14), a driven gear ring (13) is arranged on the outer side of the rotary seat (17), at least one rotary motor (18) is arranged on the outer side of the mounting plate (14), and a driving gear (19) meshed with the driven gear ring (13) is arranged at the output end of each rotary motor (18);

the upper end of the mounting plate (14) is connected with a lifting push rod (16) for driving the mounting plate to move up and down.

4. The sander for automotive parts according to claim 3, wherein the mounting plates (14) on both sides of the lifting push rod (16) are symmetrically provided with lifting guide rods (15), and each lifting guide rod (15) slides through a guide hole provided in the case (11).

5. The grinding machine for the automobile parts, according to claim 1, characterized in that the clamping assembly comprises steering motors (24) arranged on the left and right sides of the box body (11), the output end of each steering motor (24) extends into the box body (11), the output end of each steering motor (24) is provided with a vertically arranged clamping rotary table (25), two fixing plates (26) are symmetrically arranged on the inner side of each clamping rotary table (25), each fixing plate (26) is provided with at least one compression telescopic rod (12), and the output end of each compression telescopic rod (12) is provided with a clamping piece (23) for compressing the surface of the workpiece (22) to realize positioning.

6. The sander for automotive parts according to claim 5, wherein the two steering motors (24) on the left and right are synchronous motors.

7. The sander for automotive parts according to claim 5, wherein said holding member (23) comprises a mounting frame disposed at the output end of the compression telescopic rod (12), said mounting frame having a fine adjustment motor (39) mounted at the end, said output end of the fine adjustment motor (39) being provided with a squeeze roller (40) for compressing the surface of the workpiece (22), and the number of said compression telescopic rods (12) on each fixing plate (26) being at least two.

8. The sander for automotive parts according to claim 7, wherein said squeeze roll (40) is surface-wrapped with a pre-tensioning layer.

9. The sander for automotive parts of claim 1, wherein said sanding assembly and said clamping assembly are electrically connected to a control panel.

10. The sander for automotive parts according to claim 1, wherein said movable door (42) is provided with an observation window for facilitating observation of sanding conditions.