CN211277680U

CN211277680U - Surface sanding mechanism

Info

Publication number: CN211277680U
Application number: CN201921981016.XU
Authority: CN
Inventors: 何锟; 何鑫
Original assignee: Jiangmen Quanda Machinery Manufacturing Co ltd
Current assignee: Jiangmen Quanda Machinery Manufacturing Co ltd
Priority date: 2019-11-17
Filing date: 2019-11-17
Publication date: 2020-08-18
Anticipated expiration: 2029-11-17

Abstract

The utility model provides a surface sand grinds mechanism, including grinding portion and work piece clamping part, wherein grind the motor and drive the grinding miller, and the clamping part is used for replacing the fixed work piece of staff, and the work piece can be placed on the work piece base, and the top supporting plate of top can reciprocate so that compress tightly the work piece through sharp reciprocating cylinder, and the lower pivot of work piece base passes and is connected with the work piece motor behind the bottom plate simultaneously, so the seat of pressing can rotate with the axle center along with the work piece motor on work piece and the work piece that is compressed tightly, thereby replaced unsafe staff's operation. When the linear reciprocating cylinder is used, the reciprocating stroke of the linear reciprocating cylinder can be adjusted to adapt to different workpiece heights, the use is very convenient, and the linear reciprocating cylinder is safe and can save labor cost.

Description

Surface sanding mechanism

Technical Field

The utility model relates to a grinding device technical field, especially a mechanism is ground to surface sand.

Background

People prefer to select stainless steel materials when selecting household containers such as water cups, and the like, and are deeply praised due to the advantages of simple and elegant shape, falling resistance, portability and the like. In the production process, a workpiece is subjected to a forming process, for example, after a cylindrical stainless steel cup body interface is welded and formed, local uneven parts such as a mold line and the like are ground flat, and then the whole outer surface of the cup body is subjected to an integral grinding process. In addition, in the process of grinding, because a workpiece clamping device which can be matched is lacked, the workpiece is often manually held and matched with a grinding tool for grinding. Because the rotation speed of the grinding tool is high, accidents are easy to happen, and the grinding quality of the workpiece is not ensured.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a simple structure, centre gripping conveniently carry out safe processing's surperficial sand to work piece and grind mechanism to the not enough of above-mentioned prior art to solve the problem that proposes among the above-mentioned prior art.

The utility model discloses a realize above-mentioned purpose like this:

the utility model provides a surperficial sand grinds mechanism, includes grinding portion and work piece clamping part, grinding portion including grind the motor and with grind the grinding miller of axle fixed connection of grinding the motor, the clamping part includes the work piece support, rotatable the fixing work piece base and the work piece on the work piece support press the seat, be equipped with downwardly extending's lower pivot on the work piece base, the lower pivot passes the horizontal bottom plate of work piece support is connected with the work piece motor, still be fixed with the reciprocal cylinder of straight line on the work piece support, the last flexible end of the reciprocal cylinder of straight line is connected with the top layer board, be equipped with the upper rotating shaft that upwards extends on the work piece on pressing the seat, the upper rotating shaft is rotatable to be fixed on the top layer board, the upper rotating shaft for the lower pivot rotates with the axle center.

Further, grind the portion still including grinding the frame, it is fixed with the grinding axle to rotate on the working face of frame to grind, the grinding miller adopts thousand impellers, grind the motor and adopt servo motor.

Furthermore, the workpiece support is L-shaped, a sliding rail is longitudinally arranged on a vertical frame of the workpiece support, a sliding block corresponding to the sliding rail is longitudinally arranged on the top supporting plate, and the linear reciprocating cylinder is fixed on the vertical frame.

Furthermore, the upper telescopic end is a piston rod with an upward cylinder, the free end of the piston rod is fixedly connected with the bottom of the top supporting plate, a through hole for the cylinder stroke adjusting rod to pass through is formed in the bottom supporting plate, and the workpiece motor is a servo motor.

Further, the clamping part still includes the regulation frame, be equipped with horizontal adjusting motor in the regulation frame, adjusting motor's output pass through the reduction gear with the grudging post middle part is connected, in order to realize the horizontal rotation of clamping part is adjusted, adjusting motor adopts servo motor.

The utility model has the advantages that: the utility model provides a surface sand grinds mechanism, including grinding portion and work piece clamping part, wherein grind the motor and drive the grinding miller, and the clamping part is used for replacing the fixed work piece of staff, and the work piece can be placed on the work piece base, and the top supporting plate of top can reciprocate so that compress tightly the work piece through sharp reciprocating cylinder, and the lower pivot of work piece base passes and is connected with the work piece motor behind the bottom plate simultaneously, so the seat of pressing can rotate with the axle center along with the work piece motor on work piece and the work piece that is compressed tightly, thereby replaced unsafe staff's operation. When the linear reciprocating cylinder is used, the reciprocating stroke of the linear reciprocating cylinder can be adjusted to adapt to different workpiece heights, the use is very convenient, and the linear reciprocating cylinder is safe and can save labor cost.

Drawings

The invention will be further described with reference to the following figures and examples:

fig. 1 is a schematic overall structure diagram of an embodiment of the present invention;

FIG. 2 is a partial structural view of the clamping portion of FIG. 1 in another direction;

fig. 3 is a schematic side view of another embodiment of the clamping portion.

In the figure, 11 grinding motors, 12 grinding shafts, 13 grinding wheels, 211 bottom supporting plates, 212 top supporting plates, 213 vertical frames, 215 supporting plates, 216U-shaped frames, 22 workpiece bases, 221 lower rotating shafts, 23 workpiece upper pressing seats, 231 upper rotating shafts, 3 workpiece motors, 4 linear reciprocating cylinders, 41 upper telescopic ends, 42 adjusting rods, 5 grinding racks, 6 sliding rails, 7 sliding blocks, 8 adjusting racks and 81 adjusting motors.

Detailed Description

In order to clearly understand the technical features, objects, and effects of the present invention, embodiments of the present invention will be described in detail with reference to the accompanying drawings.

As shown in FIGS. 1 to 3, the surface sanding mechanism of the present invention comprises a grinding part and a workpiece holding part, the grinding part comprises a grinding motor 11 and a grinding wheel 13 fixedly connected with a grinding shaft 12 of the grinding motor 11, the clamping part comprises a workpiece support, a workpiece base 22 and a workpiece upper pressing seat 23, wherein the workpiece base 22 and the workpiece upper pressing seat are rotatably fixed on the workpiece support, a lower rotating shaft 221 which extends downwards is arranged on the workpiece base 22, the lower rotating shaft 221 passes through the transverse bottom supporting plate 211 of the workpiece support to be connected with the workpiece motor 3, a linear reciprocating cylinder 4 is also fixed on the workpiece support, the upper telescopic end 41 of the linear reciprocating cylinder 4 is connected with a top supporting plate 212, the workpiece upper pressing seat 23 is provided with an upper rotating shaft 231 extending upwards, the upper rotating shaft 231 is rotatably fixed on the top supporting plate 212, and the upper rotating shaft 231 rotates coaxially relative to the lower rotating shaft 221.

In order to save costs, the grinding tools use more durable grinding wheels 13. The clamping parts have two functions, namely, the clamping parts replace hands to fix a workpiece to be processed, and the clamping parts can change directions in the grinding process according to the grinding process requirements. After a workpiece is placed on the workpiece base 22, the upper telescopic end 41 of the linear reciprocating cylinder 4 drives the top supporting plate 212 to move downwards, so that the workpiece upper pressing seat 23 on the top supporting plate 212 downwards presses the top of the workpiece until the workpiece is prevented from falling off. The lower rotating shaft 221 below the workpiece base 22 can directly penetrate through a hole on the bottom support plate 211, the inner diameter of which is larger than that of the lower rotating shaft 221, so as to realize rotatable connection, or can realize rotatable connection through a bearing arranged on the bottom support plate 211, the workpiece motor 3 below the bottom support plate 211 outputs power to the lower rotating shaft 221, so that the lower rotating shaft 221 drives the workpiece to rotate, the rotatable fixing mode of the upper rotating shaft 231 and the workpiece upper pressing seat 23 can refer to the lower rotating shaft 221, and thus the upper rotating shaft 231 can rotate coaxially relative to the lower rotating shaft 221.

Grind the portion still including grinding frame 5, it is fixed with grinding shaft 12 to rotate on grinding frame 5's the working face, grinding miller 13 adopts thousand impellers, grinding motor 11 adopts servo motor.

When the same grinding wheel 13 is used for a long time, the outer diameter of the grinding wheel 13 becomes smaller due to abrasion, and if the output rotating speed of the grinding motor 11 is not changed at this time, the linear speed of the outer surface of the grinding wheel 13 on which the grinding motor acts is relatively reduced, which affects the grinding quality of the workpiece surface. The reduced linear speed can be correspondingly accelerated, in addition, the outer diameter of the grinding wheel 13 can be continuously reduced in the grinding process, the fitting degree of the workpiece and the grinding wheel 13 is insufficient, and the servo motor can be used for monitoring the variable at any time so as to make corresponding adjustment to ensure that the linear speed is consistent.

The workpiece support is L-shaped, a sliding rail 6 is longitudinally arranged on a vertical frame 213 of the workpiece support, a sliding block 7 corresponding to the sliding rail 6 is longitudinally arranged on the top supporting plate 212, and the linear reciprocating cylinder 4 is fixed on the vertical frame 213.

The L-shaped support 21 enables the clamping part to form a compact whole, the sliding rails 6 and the sliding blocks 7 are matched to enable the top supporting plate 212 to move up and down more stably and accurately, a longitudinal supporting plate 215 can be additionally fixed on one side, close to the vertical frame 213, of the top supporting plate 212 in a specific installation mode, two sliding blocks 7 are equally fixed on the back face of the supporting plate 215, two corresponding sliding rails 6 are longitudinally fixed on the vertical frame 213, a transverse U-shaped frame 216 is further fixed below the supporting plate 215, the upper connecting face of the U-shaped frame 216 is fixed below the supporting plate 215, the lower connecting face of the U-shaped frame 216 is fixed with the upper telescopic end 41 of the linear reciprocating cylinder 4, the side face of the U-shaped frame 216 can abut against the inner side of the vertical frame 213 between the two sliding rails 6, and the supporting plate 215 can move. In order to make the connection between the top supporting plate 212 and the supporting plate 215 and the connection between the bottom supporting plate 211 and the stand 213 more firm, reinforcing ribs may be additionally installed at the corners thereof.

The upper telescopic end 41 is a piston rod with an upward cylinder, the free end of the piston rod is fixedly connected with the bottom of the top supporting plate 212, a through hole for the cylinder stroke adjusting rod 42 to pass through is formed in the bottom supporting plate 211, and the workpiece motor 3 is a servo motor.

The servo motor is adopted, so that the grinding operation can be controlled in a general mode through a numerical control system conveniently, and the use is very convenient.

The clamping part is still including adjusting the frame 8, be equipped with horizontal accommodate motor 81 on adjusting the frame 8, accommodate motor's output pass through the reduction gear with the grudging post 213 middle part is connected, in order to realize the horizontal rotation of clamping part is adjusted, accommodate motor 81 adopts servo motor.

When the workpiece to be machined is a conical surface or a shape with a changed outer diameter, the whole clamping part can be driven by the adjusting motor 81 to transversely rotate by a corresponding angle, so that the surface of the corresponding workpiece to be machined is always close to the grinding wheel 13.

In addition, in practical use, the clamping part is driven by a corresponding motor to move back and forth relative to the grinding part, and the motor also adopts a servo motor to compensate the relative distance between the grinding wheel 13 and the workpiece caused by the reduction of the outer diameter at any time.

The above embodiments only represent the preferred embodiments of the present invention, and the description thereof is more specific and detailed, but it cannot be understood as the limitation of the patent scope of the present invention, it should be noted that, for those skilled in the art, without departing from the concept of the present invention, the above technical features can be freely combined, and a plurality of variations and improvements can be made, which all belong to the protection scope of the present invention, therefore, all the equivalent changes and modifications made by the present invention shall belong to the protection scope of the present invention.

Claims

1. The utility model provides a surperficial sand grinds mechanism which characterized in that: including grinding portion and work piece clamping part, grinding portion including grind motor (11) and with grind axle (12) fixed connection's grinding miller (13) of grinding motor (11), the clamping part includes the work support, the rotatable fixing press seat (23) on work piece base (22) and the work piece on the work support, be equipped with downwardly extending's lower pivot (221) on work piece base (22), pivot (221) pass down horizontal bottom support board (211) and the work piece motor (3) of work support are connected, still be fixed with straight reciprocating cylinder (4) on the work support, last flexible end (41) of straight reciprocating cylinder (4) are connected with top layer board (212), be equipped with upward extending last pivot (231) on press seat (23) on the work piece, go up pivot (231) rotatable the fixing on top layer board (212), the upper rotating shaft (231) coaxially rotates relative to the lower rotating shaft (221).

2. The surface sanding mechanism of claim 1, wherein: grind the portion still including grinding frame (5), it is fixed with grinding shaft (12) to rotate on the working face of grinding frame (5), grinding miller (13) adopt thousand impeller, grinding motor (11) adopt servo motor.

3. The surface sanding mechanism of claim 1, wherein: the workpiece support is L-shaped, a sliding rail (6) is longitudinally arranged on a vertical frame (213) of the workpiece support, a sliding block (7) corresponding to the sliding rail (6) is longitudinally arranged on a top supporting plate (212), and the linear reciprocating cylinder (4) is fixed on the vertical frame (213).

4. The surface sanding mechanism of claim 1, wherein: the upper telescopic end (41) is a piston rod with an upward cylinder, the free end of the piston rod is fixedly connected with the bottom of the top supporting plate (212), a through hole for the cylinder stroke adjusting rod (42) to pass through is formed in the bottom supporting plate (211), and the workpiece motor (3) is a servo motor.

5. The surface sanding mechanism of claim 3 wherein: the clamping part is still including adjusting frame (8), be equipped with horizontal accommodate motor (81) on adjusting frame (8), accommodate motor's output pass through the reduction gear with grudging post (213) middle part is connected, in order to realize the horizontal rotation of clamping part is adjusted, accommodate motor (81) adopt servo motor.