CN211725999U

CN211725999U - Paint sand mill

Info

Publication number: CN211725999U
Application number: CN202020112942.XU
Authority: CN
Inventors: 黄文华; 李飞; 李欣
Original assignee: Huizhou Sanlong Coating Co ltd
Current assignee: Huizhou Sanlong Coating Co ltd
Priority date: 2020-01-19
Filing date: 2020-01-19
Publication date: 2020-10-23
Anticipated expiration: 2030-01-19

Abstract

The utility model discloses a paint sand mill, including frame and the sanding bucket of fixing in the frame, the sanding bucket is worn to establish in the frame, and the bottom of sanding bucket is provided with the through-hole, is fixed with the coupling on the outer bottom of sanding bucket, and the lower extreme of coupling is connected with the blowing pipe, and the intercommunication has the inlet pipe on the lateral wall of sanding bucket upper end; the sanding machine comprises a sanding barrel, a gantry, a motor, a sanding ring, a spring, a frame, a motor shaft, a sanding ring, a frame, a motor shaft, a shaft coupling, a sanding ring, a rotating shaft, a spring, a circumferential limiting structure and a motor shaft, wherein the sanding ring is arranged at the inner bottom of the sanding barrel and fixed to the sanding barrel; the utility model discloses inside sanding circle and sanding ring also can support tightly each other under the effect of spring after wearing and tearing, so, can ensure the normal sanding to paint.

Description

Paint sand mill

Technical Field

The utility model relates to a paint production facility technical field, concretely relates to paint sand mill.

Background

In the paint production process, in order to improve the adhesive force of the paint, the paint needs to be sanded, and a sand mill needs to be used when the paint is sanded; present sand mill is when sanding paint, and the phenomenon of wearing and tearing can appear in the emery wheel among the sand mill, and so, clearance between two emery wheels among the sand mill can crescent, after clearance between two emery wheels increases to a certain degree, can't play the sanding effect to paint promptly.

SUMMERY OF THE UTILITY MODEL

The utility model provides a not enough to prior art, the utility model provides a paint sand mill, its inside sanding circle can support tightly with the sanding ring all the time under the effect of spring, and sanding circle and sanding ring also can support tightly each other under the effect of spring after wearing and tearing promptly, so, can ensure the normal sanding to paint.

The utility model discloses a paint sand mill, including frame and the sanding bucket of fixing in the frame, the sanding bucket is worn to establish in the frame, and the bottom of sanding bucket is provided with the through-hole, is fixed with the coupling on the outer bottom of sanding bucket, and the lower extreme of coupling is connected with the blowing pipe, and the intercommunication has the inlet pipe on the lateral wall of sanding bucket upper end, installs flow control valve on the inlet pipe; be provided with the sanding ring on sanding bucket's the interior bottom, the sanding ring is fixed with sanding bucket, be fixed with the portal frame in the frame, be fixed with the motor on the portal frame, the output shaft of motor is connected with the pivot through the shaft coupling transmission, the outside of pivot can be overlapped with the sanding circle with sliding from top to bottom, integrated into one piece has annular chimb on the periphery wall of the pivot that is located sanding circle top, the outside cover of the pivot between annular chimb and the sanding circle is equipped with and is used for pushing away the spring that the sanding circle compressed tightly on the sanding ring so that the sanding circle, the both ends of spring offset with annular chimb and sanding circle respectively, be provided with circumference limit structure between sanding circle and the pivot.

The utility model discloses a paint sand mill, wherein, circumference limit structure is including setting up the quad slit in sanding circle middle part, and the lower extreme of pivot is provided with and is used for the square post with quad slit complex, and square post wears to establish in the quad slit, and the outer wall of square post and the inner wall laminating of quad slit; after adopting this kind of structure, after square post inserted the quad slit, can realize the spacing function of circumference reliably between pivot and the sanding circle.

The utility model discloses a paint sand mill, wherein, the lower extreme integrated into one piece of pivot has a screw rod portion, and threaded connection has the nut that is used for blockking the sanding ring in order to prevent that the sanding ring from breaking away from the pivot on the screw rod portion; after adopting this kind of structure, after the outside of sanding ring suit to the pivot, can avoid the phenomenon that the sanding ring appears breaking away from the pivot.

The utility model discloses a paint sand mill, wherein, the sanding ring is fixed in the bottom of sanding bucket through a plurality of bolts that wear to establish in sanding bucket and sanding ring and be circumference evenly distributed; by adopting this configuration, the sanding ring can be reliably secured to the bottom of the sanding bucket.

The utility model discloses inside sanding circle can support tightly with the sanding ring all the time under the effect of spring, and sanding circle and sanding ring also can support tightly each other under the effect of spring after wearing and tearing promptly, so, can ensure the normal sanding to paint.

Drawings

The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:

FIG. 1 is a schematic view of the present invention in a partial cross-sectional structure;

fig. 2 is a schematic front view of the rotating shaft.

Detailed Description

In the following description, numerous implementation details are set forth in order to provide a more thorough understanding of the present invention. It should be understood, however, that these implementation details should not be used to limit the invention. That is, in some embodiments of the invention, details of these implementations are not necessary. In addition, some conventional structures and components are shown in simplified schematic form in the drawings.

In addition, the descriptions related to "first", "second", etc. in the present invention are only for description purposes, not specifically referring to the order or sequence, and are not intended to limit the present invention, but only to distinguish the components or operations described in the same technical terms, and are not to be construed as indicating or implying any relative importance or implicit indication of the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.

The utility model discloses a paint sand mill, including frame 1 and the sand grinding bucket 2 of fixing on frame 1, sand grinding bucket 2 wears to establish in frame 1, and the bottom of sand grinding bucket 2 is provided with through-hole 21, is fixed with coupling 3 on the outer bottom of sand grinding bucket 2, and the lower extreme of coupling 3 is connected with blowing pipe 31, and the intercommunication has inlet pipe 4 on the lateral wall of sand grinding bucket 2 upper end, installs flow control valve 41 on inlet pipe 4; the inner bottom of the sanding barrel 2 is provided with a sanding ring 5, the sanding ring 5 is fixed with the sanding barrel 2, a portal frame 11 is fixed on the frame 1, a motor 6 is fixed on the portal frame 11, an output shaft of the motor 6 is in transmission connection with a rotating shaft 7 through a coupler 61, a sanding ring 8 is sleeved outside the rotating shaft 7 in a vertically sliding manner, an annular convex edge 71 is integrally formed on the outer peripheral wall of the rotating shaft 7 above the sanding ring 8, a spring 9 used for pushing the sanding ring 8 to enable the sanding ring 8 to be tightly pressed on the sanding ring 5 is sleeved outside the rotating shaft 7 between the annular convex edge 71 and the sanding ring 8, two ends of the spring 9 respectively abut against the annular convex edge 71 and the sanding ring 8, and a circumferential limiting structure is arranged between the sanding ring 8 and the rotating shaft 7; the flow control valve in the utility model is used for controlling the flow velocity of paint entering the sanding barrel through the feeding pipe; the utility model discloses inside sanding circle can support tightly with the sanding ring all the time under the effect of spring, and sanding circle and sanding ring also can support tightly each other under the effect of spring after wearing and tearing promptly, so, can ensure the normal sanding to paint.

The circumferential limiting structure comprises a square hole arranged in the middle of the sanding ring 8, a square column 72 used for being matched with the square hole is arranged at the lower end of the rotating shaft 7, the square column 72 is arranged in the square hole in a penetrating mode, and the outer wall of the square column 72 is attached to the inner wall of the square hole; after adopting this kind of structure, after square post inserted the quad slit, can realize the spacing function of circumference reliably between pivot and the sanding circle.

A screw part 73 is integrally formed at the lower end of the rotating shaft 7, and a nut 74 for blocking the sanding ring 8 to prevent the sanding ring 8 from being separated from the rotating shaft 7 is in threaded connection with the screw part 73; after adopting this kind of structure, after the outside of sanding ring suit to the pivot, can avoid the phenomenon that the sanding ring appears breaking away from the pivot.

The sanding ring 5 is fixed at the bottom of the sanding barrel 2 through a plurality of bolts 51 which are uniformly distributed in the circumferential direction and penetrate through the sanding barrel 2 and the sanding ring 5; by adopting this configuration, the sanding ring can be reliably secured to the bottom of the sanding bucket.

The utility model discloses at the during operation, treat that the paint of sanding enters into the sanding bucket by the inlet pipe, at this moment, the motor drives pivot and sanding circle and rotates, because sanding circle and sanding ring support tightly through the spring, so, after the paint that enters into in the sanding bucket passes through the clearance between sanding circle and the sanding ring, sanding circle and sanding ring can realize the sanding to the paint, and the paint after the sanding can be discharged through coupling and blow-off pipe.

The above description is only an embodiment of the present invention, and is not intended to limit the present invention. Various modifications and changes may occur to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.

Claims

1. Paint sand mill, its characterized in that: the sand grinding machine comprises a rack (1) and a sand grinding barrel (2) fixed on the rack (1), wherein the sand grinding barrel (2) is arranged in the rack (1) in a penetrating manner, a through hole (21) is formed in the bottom of the sand grinding barrel (2), a pipe joint (3) is fixed on the outer bottom of the sand grinding barrel (2), a discharging pipe (31) is connected to the lower end of the pipe joint (3), a feeding pipe (4) is communicated with the side wall of the upper end of the sand grinding barrel (2), and a flow control valve (41) is installed on the feeding pipe (4); be provided with sanding ring (5) on the interior bottom of sanding bucket (2), sanding ring (5) is fixed with sanding bucket (2), be fixed with portal frame (11) on frame (1), be fixed with motor (6) on portal frame (11), the output shaft of motor (6) is connected with pivot (7) through shaft coupling (61) transmission, the outside of pivot (7) can be overlapped with sanding ring (8) with sliding from top to bottom, be located integrated into one piece has annular chimb (71) on the periphery wall of pivot (7) of sanding ring (8) top, the outside cover of pivot (7) between annular chimb (71) and sanding ring (8) is equipped with and is used for pushing away sanding ring (8) so that sanding ring (8) compress tightly spring (9) on sanding ring (5), the both ends of spring (9) offset with annular chimb (71) and sanding ring (8) respectively, and a circumferential limiting structure is arranged between the sanding ring (8) and the rotating shaft (7).

2. The paint sander according to claim 1, wherein the circumferential limiting structure comprises a square hole arranged in the middle of the sanding ring (8), the lower end of the rotating shaft (7) is provided with a square column (72) used for being matched with the square hole, the square column (72) is arranged in the square hole in a penetrating mode, and the outer wall of the square column (72) is attached to the inner wall of the square hole.

3. Paint sander according to claim 1, characterized in that the lower end of the rotating shaft (7) is integrally formed with a screw portion (73), and a nut (74) for blocking the sanding ring (8) to prevent the sanding ring (8) from being detached from the rotating shaft (7) is screwed on the screw portion (73).

4. Paint sander according to claim 1, characterized in that the sanding ring (5) is fixed to the bottom of the sanding drum (2) by means of several circumferentially evenly distributed bolts (51) threaded through the sanding drum (2) and the sanding ring (5).