CN217991994U

CN217991994U - Grinding machine

Info

Publication number: CN217991994U
Application number: CN202222174237.4U
Authority: CN
Inventors: 李俊
Original assignee: Jiaxing Yusheng Home Furnishing Co ltd
Current assignee: Jiaxing Yusheng Home Furnishing Co ltd
Priority date: 2022-08-18
Filing date: 2022-08-18
Publication date: 2022-12-09
Anticipated expiration: 2032-08-18

Abstract

The utility model discloses a grinding machine, including emery wheel, pivot, motor one, control box, quick-witted case, drive assembly, sliding block, cylinder, ejecting body, support part, supporting shoe. The first motor is arranged on the case, the grinding wheel is sleeved on a rotating shaft of the motor and is controlled by the control box, the driving assembly is arranged on the supporting part, the sliding block is connected to the supporting part in a sliding mode, the air cylinder is fixedly arranged on the sliding block, the top body is controlled by the air cylinder, and the supporting block is arranged at the lower end of the case. The push body can replace the manpower to accomplish the replacement of emery wheel on the countershaft under the control of drive assembly and cylinder, and the supporting part provides the mounted position and has provided the position of placing for the containing box for drive assembly, and the containing box can catch the emery wheel under the replacement, also can accomodate the waste material that emery wheel machine work produced, and the supporting shoe makes the position of whole polisher structure more stable and easy polisher remove.

Description

Grinding machine

Technical Field

The utility model relates to a processing apparatus field, in particular to polisher.

Background

In the processing industry, grinding and polishing the surface of the object to be processed is a crucial step in order to meet the shape and smoothness requirements of the object to be processed. Because of the varying machining accuracy requirements of the articles to be machined and the limited useful life of the grinding wheel on the grinding machine, the grinding wheel on the grinding machine is frequently replaced.

The grinding wheel commonly used on the grinding machine is in interference fit with the joint part of the rotating shaft, so that the grinding wheel is difficult to move axially and circumferentially on the rotating shaft, and the grinding wheel is difficult to manually replace by an operator.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a grinding machine, when needing to be changed the emery wheel, the acrosome can move through drive assembly and cylinder, with the emery wheel ejecting or push up the pivot, can solve the relatively difficult technical problem when the operation workman changes the emery wheel.

The technical purpose in the application is realized by the following technical scheme: a grinding machine comprises a grinding wheel, a rotating shaft, a first motor, a case, a driving assembly, a sliding block, an air cylinder, a top body and a supporting part; the supporting part is fixedly connected with the case, the driving assembly is arranged on the supporting part, and the driving assembly is positioned above the rotating shaft; the sliding block is connected with the supporting part in a sliding mode, and the grinding wheel is located in the sliding track of the sliding block in the top view direction; the cylinder is fixedly arranged on the sliding block; the top body is the forked formula, top body fixed connection in the piston rod of cylinder, the cylinder is used for making the top body is close to or keeps away from the emery wheel, works as the top body leaves when the emery wheel is nearest, at the side view direction, the pivot corresponds in the forked mouth of top body, just the emery wheel with top body part coincidence works as the top body leaves when the emery wheel is farthest, at the side view direction, the top body with the emery wheel staggers completely.

By adopting the technical scheme, the driving assembly drives the top body to move along the axial direction of the rotating shaft by driving the sliding block, and the air cylinder on the sliding block can drive the top body to move in the vertical direction; when the grinding wheel needs to be taken down, the driving assembly firstly controls the ejection body to reach one end, close to the motor I, of the rotating shaft, then the air cylinder controls the ejection body to descend to a position where the ejection body can be in contact with the grinding wheel along the direction of the rotating shaft and cannot be in contact with the rotating shaft, after the ejection body reaches the position, the driving assembly controls the ejection body to move towards the direction away from the motor I, the ejection body moves until the grinding wheel falls off from the rotating shaft and continuously moves, a next installation space for the grinding wheel is reserved, and then the ejection body stops; when the grinding wheel needs to be mounted, an operator only needs to align the inner hole of the grinding wheel with the rotating shaft and enable the grinding wheel to be hung on the rotating shaft, then the driving assembly controls the jacking body to move towards the motor along the rotating shaft direction, the grinding wheel stops after reaching a required working position, then the air cylinder controls the jacking body to move upwards, and then the driving assembly controls the jacking body to move and return to the position above the motor I.

The utility model discloses still further set up to: the grinding wheels are arranged on two sides of the first motor respectively, and when the top body is farthest away from the grinding wheels, the top body and the first motor are completely staggered in the side view direction.

By adopting the technical scheme, the grinding work can be simultaneously carried out at the two ends of the motor, the working efficiency of the grinding work can be improved, and the top body can carry out the replacement work of the grinding wheel at the two ends of the motor.

The utility model discloses still further set up to: the driving assembly comprises a screw rod, a guide rod and a second motor; a lead screw nut matched with the lead screw is arranged on the sliding block; and the second motor drives a screw rod.

By adopting the technical scheme, the sliding block can stably move along the linear direction by matching the screw rod and the guide rod.

The utility model discloses still further set up to: the supporting part comprises a supporting plate, a plurality of supporting legs and a supporting arm; the supporting plate is provided with a notch corresponding to the case, and the supporting plate is fixedly connected with the case; the sliding block is connected with the supporting arm in a sliding mode, and a mounting plate extending downwards is arranged at the upper end of the supporting arm and used for providing a rotary connection position for the screw rod.

Adopt above-mentioned technical scheme, provide the mounted position for drive assembly, provide the position of placing for the containing box, the structure is more stable and easy to carry out.

The utility model discloses still further set up to: two containing boxes are placed on the supporting plate and are respectively placed below grinding wheels at two ends of the grinding machine.

By adopting the technical scheme, the containing box can be used for receiving the dropped grinding wheel and can also be used for receiving a part of waste materials.

The utility model discloses still further set up to: a baffle plate extends upwards from the rear side of the box opening of the containing box.

By adopting the technical scheme, the baffle can block the waste material that splashes that the messenger produced of polishing, makes the waste material fall into the containing box in, can reduce the work of cleaning to the waste material behind the work of polishing.

The utility model discloses still further set up to: at least four guardrails are fixedly arranged on the mounting part and respectively distributed on the front side and the rear side of the two containing boxes.

Adopt above-mentioned technical scheme, the guardrail can maintain the stability of containing box front and back position, avoids it to fall down because of the emery wheel drops or the waste material produces as far as possible.

The utility model discloses still further set up to: the lower end of the case is at least fixedly provided with four semi-cylindrical supporting blocks.

Adopt above-mentioned technical scheme, increased the steadiness of polisher, when making the polisher need carry out the position removal moreover, the workman is more laborsaving and all less to the damage of ground and supporting shoe.

To sum up, the utility model discloses an application, a polisher, the top body can replace the manpower to accomplish the replacement of emery wheel on the countershaft under the control of drive assembly and cylinder, and the supporting part provides the mounted position and provides for the containing box and places the position for drive assembly, and the containing box can catch the emery wheel under the replacement, also can accomodate the waste material that polisher work produced, and the guardrail can maintain the stability of containing box position, and the supporting shoe makes the position of whole polisher structure more stable and easily polisher remove.

Drawings

In order to better and clearly illustrate the technical solutions in the embodiments or the background art of the present application, the drawings required to be used in the embodiments or the background art of the present application will be described below.

FIG. 1 is a view of the overall structural arrangement of the sander;

FIG. 2 is a right side view of the sander as a whole;

FIG. 3 is an enlarged view of area A-A of FIG. 1;

in the figure, 1, a grinding wheel; 2. a rotating shaft; 3. a first motor; 4. a control box; 5. a chassis; 6. a lead screw; 7. a guide bar; 8. a second motor; 9. a slider; 10. a cylinder; 11. a top body; 12. a support plate; 13. a support arm; 14. supporting legs; 15. a supporting block; 16. a storage box; 17. a guardrail; 18. a drive assembly; 19. a support portion; 20. and a baffle plate.

Detailed Description

The following description of the embodiments of the present invention will be made in conjunction with the accompanying drawings. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

Referring to fig. 1, a grinding machine includes a grinding wheel 1, a rotating shaft 2, a first motor 3, a control box 4, a machine box 5, a driving assembly 18, a slide block 9, a cylinder 10, a top body 11, a supporting portion 19, and a supporting block 15.

The motor I3 is arranged on the case 5, the grinding wheel 1 is detachably connected to the rotating shaft 2 of the motor I3, and the motor I3 is controlled by the control box 4.

The support part 19 is fixedly connected with the case 5, so that the whole structure is more stable.

The slide block 9 is slidably connected to the support portion 19 in a direction along the axial direction of the rotating shaft 2. Specifically, the sliding connection between the two may be as follows: the slide block 9 can slide on the guide rod 7, the arrangement direction of the guide rod 7 is consistent with the axial direction of the rotating shaft 2, and the guide rod 7 is fixed on the mounting plate of the supporting part 19.

A driving assembly 18 is arranged on the supporting portion 19 for driving the sliding block 9 to slide.

In one embodiment, the driving assembly 18 may be configured to: the driving assembly 18 comprises a screw rod 6 and a second motor 8, two sides of the screw rod 6 are rotatably connected to the mounting plate extending downwards from the supporting part, a screw rod nut matched with the screw rod 6 is arranged on the sliding block 9, and the second motor 8 is fixedly arranged on the supporting part 19 and drives the screw rod 6 to rotate. The sliding block 9 can move smoothly along the linear direction by the matching use of the lead screw 6 and the guide rod 7, and the transmission efficiency and the precision of the lead screw mechanism are higher.

The cylinder 10 is fixedly connected to the slide 9, i.e. the cylinder 10 slides with the slide 9.

The top body 11 is bifurcated, and in particular, the shape of the top body 11 may be inverted in a concave shape: two ends of one transverse plate respectively extend downwards to form a vertical plate, and the distance between the two vertical plates is larger than the shaft diameter of the rotating shaft 2. The top body 11 is fixedly connected to a piston rod of the cylinder 10, i.e. the top body 11 also slides along with the slide block 9. In a plan view, the grinding wheel 1 is located within the sliding trajectory of the top body 11. Meanwhile, under the action of the cylinder 10, the top body 11 is close to or far away from the grinding wheel 1, when the top body 11 is closest to the grinding wheel 1, the rotating shaft 2 corresponds to the branch opening of the top body 11 in the side view direction, the grinding wheel 1 and the top body 11 are partially overlapped, and when the top body 11 is farthest from the grinding wheel 1, the top body 11 and the grinding wheel 1 are completely staggered in the side view direction.

The utility model discloses still further set up to: the number of the grinding wheels 1 is two, the grinding wheels are respectively arranged on two sides of the first motor 3, and when the top body 11 is farthest away from the grinding wheels 1, the top body 11 is completely staggered with the first motor 3 in the side view direction. The two ends of the first motor 3 can work simultaneously, so that the working efficiency of polishing work can be improved.

Brief description the utility model discloses process when carrying out emery wheel 1 and changing:

when the grinding wheel 1 needs to be taken down, the driving assembly 18 firstly controls the top body 11 to reach one end, close to the first motor 3, of the rotating shaft 2, then the air cylinder 10 controls the top body 11 to descend to a position where the top body can be contacted with the grinding wheel 1 along the direction of the rotating shaft 2 and cannot be contacted with the rotating shaft 2, after the position is reached, the driving assembly 18 controls the top body 11 to move towards a direction far away from the first motor 3 until the grinding wheel 1 falls off from the rotating shaft 2 and continuously moves, an installation space of the next grinding wheel 1 is reserved, and then the grinding wheel 1 stops;

when the grinding wheel 1 needs to be mounted, an operator only needs to align the inner hole of the grinding wheel 1 with the rotating shaft 2 and enable the grinding wheel 1 to be hung on the rotating shaft 2, then the driving assembly 18 controls the top body 11 to move towards the first motor 3 along the direction of the rotating shaft 2, so that the grinding wheel 1 stops after reaching a required working position, then the air cylinder 10 controls the top body 11 to move upwards, and the driving assembly 18 controls the sliding block 9 to move horizontally, so that the top body 11 can reach the other side of the first motor 3 through the first motor 3 and the upper end of the grinding wheel 1.

In an embodiment, in combination with the arrangement of the grinding wheel on the grinding machine, the support portion may be preferably arranged to: the supporting part 19 comprises a supporting plate 12, a supporting arm 13 and four supporting legs 14, the supporting plate 12 is provided with a gap corresponding to the case 5, and the supporting plate 12 is fixedly connected with the case 5; the four supporting legs 14 are distributed at the lower ends of four top corners of the supporting plate 12, the supporting arms 13 can be divided into an L-shaped part and a beam part, the L-shaped part is inverted up and down, the lower end of the vertical part of the L-shape is fixedly connected to the supporting plate 12, and the front end of the forward extending part of the L-shape is fixedly connected with a beam which is perpendicular to the forward extending part; the slide block 9 and the driving component 18 are arranged at the lower end of the cross beam.

Referring to fig. 3, in one embodiment, preferably, a storage box 16 is disposed on each side of the support plate 12, and the storage box 16 is in a box shape with an open upper end and is located at the lower end of the grinding wheel 1 at both ends of the grinding machine, so as to receive the replaced grinding wheel 1 and also to store a part of the waste generated during the grinding operation. The baffle 20 extends upwards behind the box mouth of the containing box 16, and can block splashed waste materials generated by polishing, so that the splashed waste materials also fall into the containing box, and the cleaning work of the waste materials after polishing can be reduced.

Referring to fig. 3, in one embodiment, preferably, four guard rails 17 are fixedly connected to the support plate 12, the guard rails 17 are respectively disposed on the front and rear sides of the two storage boxes 16, each guard rail 17 is composed of two vertical bars and a cross bar, the two vertical bars extend upwards perpendicular to the support plate 12, and two ends of the cross bar are respectively connected to the upper ends of the two vertical bars, so that the storage boxes 16 are prevented from falling down, and materials are also saved.

Referring to fig. 1, in one embodiment, it is preferable that the lower end of the housing 5 is provided with four semi-cylindrical support blocks 15 to increase the stability of the sander, and the sander can be moved with less labor for workers, and the round surface is provided to reduce damage to the ground and the support blocks 15.

Claims

1. A grinding machine comprises a grinding wheel (1), a first motor (3) and a machine box (5); the grinding wheel (1) is detachably connected with a rotating shaft (2) of a first motor (3), and is characterized by further comprising a supporting part (19), a sliding block (9), a driving component (18), an air cylinder (10) and a top body (11);

the supporting part (19) is fixedly connected with the case (5);

the sliding block (9) is connected to the supporting part (19) in a sliding mode, and the sliding direction is in the axial direction of the rotating shaft (2);

the driving component (18) is arranged on the supporting part (19) and used for driving the sliding block (9) to slide, and in a top view direction, the grinding wheel (1) is positioned in a sliding track of the sliding block (9);

the cylinder (10) is fixedly connected to the sliding block (9);

the top body (11) is of a forked type, and the top body (11) is fixedly connected to a piston rod of the air cylinder (10); the air cylinder (10) is used for enabling the top body (11) to be close to or far away from the grinding wheel (1), when the top body (11) is nearest to the grinding wheel (1), in a side view direction, the rotating shaft (2) corresponds to the branch opening of the top body (11), the grinding wheel (1) and the top body (11) are partially overlapped, and when the top body (11) is farthest away from the grinding wheel (1), in the side view direction, the top body (11) and the grinding wheel (1) are completely staggered.

2. A grinding machine according to claim 1, characterized in that the grinding wheel (1) is two in number, one on each side of the motor one (3), the top body (11) being completely offset from the motor one (3) in the side view when the top body (11) is furthest from the grinding wheel (1).

3. A sanding machine according to claim 1, characterized in that said drive assembly (18) comprises a lead screw (6) and a second motor (8); the screw rod (6) is rotationally connected with the supporting part (19); a screw nut matched with the screw (6) is arranged on the sliding block (9); and a second motor (8) drives a screw rod (6).

4. A sanding machine according to claim 2, characterized in that the support part (19) comprises a support plate (12), several support legs (14), a support arm (13); the supporting plate (12) is provided with a gap corresponding to the case (5), and the supporting plate (12) is fixedly connected with the case (5); the sliding block (9) is connected with the supporting arm (13) in a sliding mode.

5. A sanding machine according to claim 4, characterized in that two containers (16) are placed on the support plate (12), the two containers (16) being located below the two grinding wheels (1), respectively.

6. A sanding machine according to claim 5, characterized in that a baffle (20) extends upwards behind the mouth of the container box (16).

7. A sanding machine according to claim 5, characterized in that four guardrails (17) are fixed to the support plate (12) and are arranged on the front and rear sides of the two containers (16).

8. A sanding machine according to claim 1, characterized in that the lower end of the machine housing (5) is fixedly provided with at least four semi-cylindrical support blocks (15).