CN106903587B

CN106903587B - Automatic powder scraping machine for coating upright post gasket

Info

Publication number: CN106903587B
Application number: CN201710067889.9A
Authority: CN
Inventors: 周建古; 刘展鸿; 罗明; 邱建华; 潘俊武
Original assignee: Guangdong Daicaxu Auto Parts Co ltd
Current assignee: Guangdong Daicaxu Auto Parts Co ltd
Priority date: 2017-02-07
Filing date: 2017-02-07
Publication date: 2023-05-12
Anticipated expiration: 2037-02-07
Also published as: CN106903587A

Abstract

The invention discloses an automatic powder scraping machine for a coating upright post gasket, which comprises an upright post and a rotary polishing device, wherein a gasket placement position is arranged at the top of the upright post, the rotary polishing device is positioned above the gasket placement position, the rotary polishing device has a vertical translation stroke so as to be capable of abutting against or leaving the gasket placement position, and the rotary polishing device is provided with a height compensation component and a flatness compensation component. According to the invention, the rotary polishing device is used for carrying out rotary polishing operation on the gasket close to the gasket placing position, in the process of rotary polishing operation, the height compensation component can compensate different heights of the vertical posts, and the flatness compensation component can compensate uneven surfaces of the gasket, so that the function of automatically polishing the gasket is realized. The automatic polishing machine can be applied to automatic polishing, powder scraping and paint scraping of the automobile upright post gaskets.

Description

Automatic powder scraping machine for coating upright post gasket

Technical Field

The invention relates to the field of automobile part machining, in particular to an automatic powder scraping machine for a coating upright post gasket.

Background

For technical reasons, the surface of the gasket of the automobile upright post is generally stuck with paint or powder after being manufactured and molded, and the quality of the gasket product can be defective if the gasket is not treated before the next heating treatment. At present, the scraping of paint and powder blocks is manually operated, and the working efficiency is very low.

Disclosure of Invention

In order to solve the problems, the invention aims to provide an automatic powder scraping machine for a coating upright post gasket, which can improve the working efficiency.

The technical scheme adopted by the invention is as follows:

the utility model provides an automatic powder machine of scraping of application stand gasket, includes stand and rotatory grinding device, the stand top is equipped with the gasket and places the position, rotatory grinding device is located gasket and places the position top, thereby rotatory grinding device has the stroke of vertical translation and can support to lean on or leave the gasket and place the position, rotatory grinding device is equipped with altitude compensation part and flatness compensation part.

As a further improvement of the invention, the rotary polishing device comprises a driving part and a rotary cutter holder, a rotary scraper is arranged at the bottom end of the rotary cutter holder, the top of the rotary cutter holder is connected with an output shaft of the driving part, and the height compensation part and the flatness compensation part are both connected with the rotary cutter holder.

As a further improvement of the invention, the rotary tool apron is connected with the output shaft of the driving component in an axial sliding way, the height compensation component is a first spring, one end of the first spring is abutted against the rotary tool apron, and the other end of the first spring is directly or indirectly connected with the bottom end of the driving component.

As a further development of the invention, the rotary blade holder is connected to the output shaft of the drive part by means of a spline transmission.

As a further development of the invention, the first spring simultaneously serves as a flatness compensation element.

As a further improvement of the invention, the rotary polishing device is connected on a base in a sliding way, a transverse moving driving piece for driving the rotary polishing device to slide along the horizontal direction is arranged on the base, and the automatic powder scraping machine further comprises a stand column induction unit which is electrically connected with the transverse moving driving piece.

As a further improvement of the invention, the opposite clamping arms which slide along with the rotary polishing device are arranged on the base, and the opposite clamping arms are adapted to the outer walls of the upright post after being clamped.

As a further improvement of the invention, the rotary polishing device further comprises an air blowing component, wherein the air blowing direction of the air blowing component faces the pad placing position during polishing.

As a further improvement of the invention, the blowing component is vertically linked with the rotary polishing device.

As a further improvement of the invention, the top end of the upright post is detachably connected with a positioning cap, the gasket placement position is positioned on the periphery of the positioning cap, and the positioning cap protrudes upwards relative to the gasket placement position.

The beneficial effects of the invention are as follows: according to the invention, the rotary polishing device is used for carrying out rotary polishing operation on the gasket close to the gasket placing position, in the process of rotary polishing operation, the height compensation component can compensate different heights of the vertical posts, and the flatness compensation component can compensate uneven surfaces of the gasket, so that the function of automatically polishing the gasket is realized.

Drawings

The invention will be further described with reference to the drawings and embodiments.

FIG. 1 is a schematic view of an automatic doctor blade machine;

FIG. 2 is a schematic view of the grinding state of the automatic powder scraping machine;

FIG. 3 is a schematic diagram of the alignment state of the automatic doctor blade machine;

fig. 4 is a schematic view of a column.

Detailed Description

The automatic powder scraping machine for the coated stand column gasket is used for automatically scraping powder and paint on the surface of the gasket of the automobile stand column and comprises a stand column 1 and a rotary polishing device.

The number of the upright posts can be multiple, and in fig. 1, the upright posts can move horizontally from right to left, namely, the upright posts 1' reach the positions of the upright posts 1, so as to respectively drive the gaskets to reach the working positions of scraping powder. Referring to fig. 1 and 4, a gasket placement position 2 is provided at the top of each column 1 for placing a gasket 11. The rotary polishing device is located above the gasket placement position 2 of the upright post 1 at the working position, and has a vertical lifting stroke under the action of an external lifting driving piece so as to be capable of downwards abutting against or upwards leaving the gasket placement position 2, and the downwards abutting cushion piece placement position 2 is essentially abutting cushion piece placement position 2 and is abutting cushion piece placement position 2 is provided with a gasket 11.

Referring to fig. 2, the rotary grinding device is lowered to grind the upper surface of the pad 11 on the pad placement site 2 when the stand 1 reaches the working position. However, the height of each upright 1 will vary, so that the rotary grinding device itself is provided with height compensation means, which allow to compensate for the uprights 1 of different heights; in addition, each pad surface may be uneven in height due to the sticking of the powder lump and paint, and the rotary polishing device may contact the powder lump and paint at the time of scraping powder to polish only the raised positions, so the rotary polishing device in the embodiment is further provided with a flatness compensating part for compensating the height difference of the pad surface due to the powder lump and paint.

In a preferred embodiment, referring to fig. 1 and 2, the rotary grinding device comprises a drive member 3 and a rotary blade holder 4. The driving part 3 is a driving motor, and the main body of the driving motor is connected to a vertical sliding block 12 and can be lifted along with the lifting of the sliding block 12. The bottom of the rotary knife holder 4 is provided with two rotary scrapers 5, the cutter heads of the two rotary scrapers 5 are downward, the two rotary scrapers 5 are symmetrically arranged along the rotating shaft of the rotary knife holder 4, and the top of the rotary knife holder 4 is connected with the output shaft of the driving motor. The output shaft of the driving motor can be directly used as a main shaft of the motor, or the main shaft of the motor is connected with a speed reducer, and the output shaft of the speed reducer is used as the output shaft of the driving motor. The height compensation component and the flatness compensation component are connected with the rotary tool apron 4, and the height and flatness are compensated by acting on the rotary tool apron 4.

Further preferably, the rotary blade holder 4 is slidably connected to the output shaft of the driving member 3 in the axial direction, and the output shaft of the driving motor is positioned in the rotational direction with respect to the rotary blade holder 4, but the rotary blade holder 4 is capable of relatively moving to some extent with respect to the output shaft in the axial direction, so that when the rotary blade 5 of the rotary blade holder 4 is pressed down against the spacer 11 and the pressing force is large, the rotary blade holder 4 is capable of reversely moving upward by one end distance. The height compensation component is a first spring 6, one end of the first spring 6 is abutted against the top of the rotary tool apron 4, and the other end of the first spring is directly or indirectly connected with the bottom end of the driving motor.

In the case that one end of the first spring 6 is directly connected with the bottom end of the driving motor, as the descending heights of the rotary polishing device and the rotary tool apron 4 are consistent each time, when a certain upright post is lower, the descending height of the rotary tool apron 4 reaches the position of the gasket 11, and then the powder scraping and polishing of the gasket can be directly carried out; if a certain other upright post is higher, the descending height of the rotary cutter holder 4 is unchanged, the rotary cutter holder 4 ascends a distance along the main shaft of the driving motor, and the first spring 6 provides the pressure of the rotary cutter holder 4 against the gasket 11, so that the rotary scraper 5 can always polish the surface of the gasket; when the height of the upright 1 is changed, the rotary tool apron 4 and the first spring 6 can be coordinated and compensated with the height of the upright 1.

The axially sliding connection of the rotary tool holder 4 to the drive element 3 can be achieved in the following manner. The rotary blade holder 4 is connected to the output shaft of the drive member 3 by a spline transmission, not shown. The spline can carry out the transmission of rotation on the one hand, but it is not interference fit, and under the effect of external force, rotatory blade holder 4 and driving motor main shaft can axial displacement. The external force refers to the reaction force of the gasket 11 on the upright post 1 acting on the rotary scraper 5.

It is further preferred that the above-mentioned first spring 6 simultaneously acts as a flatness compensating part of the rotary grinding device. In this embodiment, the first spring 6 is sleeved outside the main shaft of the drive motor. When the rotary scraper 5 is abutted against the powder block on the surface of the gasket, the convex position applies upward pressure to the rotary cutter holder 4 due to the rugged shape, and the compression amount of the corresponding position of the first spring 6 is larger; the position of the gasket without the powder block is relatively concave, and the compression amount of the corresponding position of the first spring 6 is smaller. Then, the gasket will not rotate along with the rotating tool apron 4, so the first spring 6 will adapt to the heights of different positions of the gasket to change the compression amount of the gasket, thereby changing the height position of the rotating scraper 5 to compensate the surface flatness of the gasket.

In the above embodiments, the shims 11 are all fixed in advance on the shim placing position 2 of the upright 1, preferably integrally mounted with the upright, and translate directly as a part of the upright.

Further preferably, referring to fig. 2 and 3, the rotary grinding device is capable of adapting the stand 1 and the position of the pads on the stand 1 in the horizontal direction. Specifically, the rotary polishing device is slidably connected to a base 7 through a slider, which is not shown, and a traverse driving member is provided on the base 7, and drives the rotary polishing device to slide left and right in the horizontal direction, as shown by the arrow in fig. 3. The automatic powder scraping machine further comprises a stand column induction unit which is not shown, wherein the stand column induction unit is arranged on the base 7 or the rotary polishing device, and the stand column induction unit is electrically connected with the transverse moving driving piece. The upright post induction unit can be a sensor, and the working principle is as follows: when the upright post 1 and the rotary polishing device are not aligned, the sensor detects the position of the upright post 1 and sends a signal to the transverse moving driving piece through the upper computer, and the transverse moving driving piece drives the rotary polishing device to transversely move and symptomatically move the upright post 1 until the sensor detects that the position is proper, and the transverse moving driving piece stops working.

The column sensing unit may further comprise further sensors, wherein one sensor is used for detecting whether a pad is placed on the pad placement bit 2, and if not, the rotary polishing device does not descend to start polishing.

Above, adjust rotary grinding device's horizontal position and automatic control whether carry out the work of polishing through the position of auto-induction stand 1, reach automatic control, automatic function of scraping.

Still further, referring to fig. 1 to 3, a counter arm 8 is provided on the base 7, and the counter arm 8 is connected to the rotary grinding device and slides with the rotary grinding device. The opposite clamping arms 8 comprise two arc-shaped arms which can be folded and unfolded and are adapted to the outer wall of the upright 1 after being folded and clamped, so that the upright is clamped, the upright is prevented from shaking, and the upright and the rotary polishing device are well positioned. The rotary sanding device is not activated until after the upright 1 has been clamped against the clamping arm 8.

The automatic powder scraping machine of the above embodiment further comprises a set of blowing members 9 for blowing the powder remaining after polishing off the surface of the pad by using compressed gas after polishing, the blowing members being externally connected to a compressor. In addition, preferably, the rotary polishing device is ready to blow air when the air blowing direction of the air blowing component 9 faces the gasket on the gasket placing position 2 in the polishing process; the blowing part 9 is started immediately when the rotary scraper 5 leaves the gasket, and the starting of the blowing part 9 is controlled by an upper computer.

Still further, the air blowing component 9 is vertically linked with the rotary polishing device, specifically, the air blowing component 9 is directly installed on the rotary polishing device. The installation mode can avoid the interference of the air blowing component 9 on the whole powder scraping machine and the component when air blowing is not needed, and is also beneficial to saving space.

The blowing unit 9 may comprise a blowing head as a blowing outlet of the blowing unit 9 and a connecting tube 91, said connecting tube 91 preferably being a corrugated hose which can be twisted and folded to change the three-dimensional position of the blowing head at any time.

Further preferably, referring to fig. 3, the top end of the column 1 is removably attached with a positioning cap 10. The top of the upright 1 is provided with a concave cavity, the bottom of the positioning cap 10 is positioned in the concave cavity, the top and the concave cavity are upwards protruded, a second spring 13 is arranged in the concave cavity, and the second spring 13 can apply an upward elastic force to the positioning cap 10. When the positioning cap 10 needs to be removed from the upright 1 for finishing and cleaning, the positioning cap can be taken out upwards without using too large external force. The positioning cap 10 is approximately of a trapezoid structure, the trapezoid bottom edge is further provided with an annular pressing edge 14 extending towards the periphery, and in a polishing state, the top end face of the annular pressing edge 14 and the top end face of the upright post 1 are just flattened when the gasket is put in, so that the gasket placing position 2 is formed. For this purpose, the gasket placement position 2 is located at the outer periphery of the positioning cap 10, and the positioning cap 10 protrudes upward with respect to the gasket placement position 2, and the protruding portion of the positioning cap 10 can just restrict the radial displacement of the gasket.

The automatic polishing process of the powder scraping machine comprises the following steps:

the upright 1 with the gasket 11 is moved to a preset position according to a specified stroke, and then the horizontal position of the rotary polishing device is adjusted and whether polishing work is performed is automatically controlled by automatically sensing the position of the upright 1; in the polishing process, the rotary polishing device is lowered to the point that the rotary scraper 5 abuts against the surface of the gasket 11, and the height compensation component and the flatness compensation component compensate the height and the flatness of the gasket so as to ensure the polishing quality; after polishing is finished, the air blowing component 9 blows off residues on the surface of the gasket, and the rotary polishing device ascends; the next column 1' is moved to the original grinding position to start grinding.

The foregoing is merely a preferred embodiment of the present invention and is not intended to limit the scope of the present invention.

Claims

1. The utility model provides an automatic powder machine of scraping of application stand gasket which characterized in that: the polishing device comprises an upright post (1) and a rotary polishing device, wherein a gasket placing position (2) is arranged at the top of the upright post (1), the rotary polishing device is positioned above the gasket placing position (2), the rotary polishing device has a vertical lifting stroke so as to be capable of propping against or leaving the gasket placing position (2), and the rotary polishing device is provided with a height compensation component and a flatness compensation component; the rotary polishing device is connected to a base (7) in a sliding mode, an opposite clamping arm (8) sliding along with the rotary polishing device is arranged on the base (7), the opposite clamping arm (8) is clamped and then is adapted to the outer wall of the upright post (1), the opposite clamping arm (8) comprises two arc-shaped arms, and the two arc-shaped arms can be folded and unfolded.

2. The automatic doctor blade machine for coating stand gaskets according to claim 1, wherein: the rotary polishing device comprises a driving part (3) and a rotary cutter holder (4), a rotary scraper (5) is arranged at the bottom end of the rotary cutter holder (4), the top of the rotary cutter holder (4) is connected with an output shaft of the driving part (3), and the rotary cutter holder (4) is connected with a height compensation part and a flatness compensation part.

3. The automatic doctor blade machine for coating stand gaskets according to claim 2, wherein: the rotary tool apron (4) is in sliding connection with an output shaft of the driving component (3) along the axial direction, the height compensation component is a first spring (6), one end of the first spring (6) is abutted against the rotary tool apron (4), and the other end of the first spring is directly or indirectly connected with the bottom end of the driving component (3).

4. A coated stand gasket automatic doctor blade machine according to claim 3, wherein: the rotary tool apron (4) is connected with an output shaft of the driving part (3) through spline transmission.

5. The automatic doctor blade machine for coating stand gaskets according to claim 4, wherein: the first spring (6) simultaneously acts as a flatness compensation component.

6. The automatic doctor blade machine for coating stand gaskets according to claim 2, wherein: the bottom of the rotary knife rest (4) is provided with two rotary scrapers (5), the cutter heads of the two rotary scrapers (5) are downward, and the two rotary scrapers (5) are symmetrically arranged along the rotating shaft of the rotary knife rest (4).

7. The automatic doctor blade machine for coating stand gaskets according to claim 1, wherein: the rotary polishing device can be horizontally self-adaptive to the upright post (1) and the positions of gaskets on the upright post (1).

8. The automatic doctor blade machine for coating stand gaskets of claim 7, wherein: the base (7) is provided with a transverse moving driving piece for driving the rotary polishing device to slide along the horizontal direction, and the automatic powder scraping machine further comprises a stand column induction unit which is electrically connected with the transverse moving driving piece.

9. The automatic doctor blade machine for coating stand gaskets of claim 8, wherein: the upright post induction unit is arranged as a sensor for detecting the position of the upright post (1).

10. The automatic doctor blade machine for coating stand gaskets according to claim 9, wherein: the upright post induction unit also comprises a sensor for detecting whether the gasket is placed on the gasket placement position (2).

11. The automatic doctor blade machine for coating stand gaskets according to any one of claims 1 to 10, characterized in that: the rotary polishing device further comprises an air blowing component (9), and in the polishing process of the rotary polishing device, the air blowing direction of the air blowing component (9) faces to the gasket placing position (2).

12. The automatic doctor blade machine for coating stand gaskets of claim 11, wherein: the blowing component (9) is vertically linked with the rotary polishing device.

13. The automatic doctor blade machine for coating stand gaskets of claim 11, wherein: the blowing component (9) comprises a blowing head and a connecting pipe (91).

14. The automatic doctor blade machine for coating stand gaskets of claim 13, wherein: the connecting pipe (91) is provided as a corrugated hose.

15. The automatic doctor blade machine for coating stand gaskets according to any one of claims 1 to 10, characterized in that: the top end of the upright post (1) is detachably connected with a positioning cap (10), the gasket placement position (2) is located on the periphery of the positioning cap (10), and the positioning cap (10) protrudes upwards relative to the gasket placement position (2).

16. The automatic doctor blade machine for coating stand gaskets of claim 15, wherein: the top end of the upright post (1) is provided with a concave cavity, the bottom of the positioning cap (10) is positioned in the concave cavity, and the top of the positioning cap protrudes upwards from the concave cavity.

17. The automatic doctor blade machine for coating stand gaskets of claim 16, wherein: a second spring (13) is arranged in the concave cavity, and the second spring (13) can apply an upward elastic force to the positioning cap (10).

18. The automatic doctor blade machine for coating stand gaskets of claim 15, wherein: the trapezoid bottom edge of the positioning cap (10) is further provided with an annular pressing edge (14) extending towards the periphery, and when in a polishing state, the top end face of the annular pressing edge (14) and the top end face of the upright post (1) are just flattened when the gasket is put in, so that the gasket placement position (2) is formed.

19. The automatic doctor blade machine for coating stand gaskets according to claim 1, wherein: the gaskets (11) are all fixed on the gasket placement position (2) of the upright post (1) in advance.