Half circle grinding structure for countertop

Abstract

The utility model relates to the technical field of countertop machining, and discloses a countertop half circle grinding structure which comprises a transmission case and a first motor, the first motor is fixedly connected to the side wall of the transmission case, and an output shaft of the first motor extends into the transmission case. A transmission shaft in the transmission box extends to the outer side of the transmission box and is fixedly connected with a first transmission rod, and a swing rod is rotationally connected to the rod wall of the first transmission rod. The rotation of the output shaft of the first motor provided by the utility model can enable the output shaft body in the transmission box to rotate, and can drive the first transmission rod to rotate to drive the swinging rod to swing; the shaft body of the rotating shaft can be pushed and pulled to rotate along the interior of the first connecting seat; the shaft body of the rotating shaft can drive the rod wall of the second transmission rod to swing to drive the swing wall to swing so that the angle of the connecting frame can be adjusted, the polishing angle of the polishing gun barrel can be adjusted, and flexible adjustment treatment is conducted according to use requirements.

Description

Technical Field

[0001] The utility model relates to the technical field of table top processing, in particular to a table top half-circle grinding structure. Background Art

[0002] Countertop processing usually refers to the cutting, grinding, shaping and other processing of the countertop material in order to produce a countertop that meets the needs. Common countertop materials include quartz stone, artificial stone, solid wood, glass, etc.

[0003] In the prior art, during the processing of countertops, the edges of the countertops need to be rounded according to the use requirements. However, after the rounding, the edges of the processed surface of the countertop will have ridges. The ridges after the rounding are set as arcs, and the radii of different chamfers are different, which makes it difficult to polish them, affecting the quality of the countertop processing. Therefore, the present application designs a countertop half-circle grinding structure. Utility Model Content

[0004] The purpose of the utility model is to solve the problem in the prior art that during the processing of the countertop, the edges of the countertop need to be rounded according to the use requirements, and the countertop will have ridges at the edges of the processed surface after the rounding, and the ridges after the rounding are set as arcs, and the radians of different chamfers are different, which is not convenient for grinding and will affect the quality of the countertop processing. A countertop half-circle grinding structure is proposed.

[0005] In order to achieve the above purpose, the present invention adopts the following technical solutions:

[0006] The transmission gear of the present invention is a gear which is connected to the transmission gear of the present invention and is pivotally connected to the transmission gear of the present invention.

[0007] Preferably, a second connecting seat is provided on both sides of the connecting frame, a third transmission rod is rotatably connected to the side wall of the second connecting seat, and both ends of the connecting frame are hingedly arranged on the rod wall of the third transmission rod.

[0008] Preferably, the piston rod end of the cylinder is rotatably connected to a connecting rod, the end of the connecting rod facing away from the cylinder is connected to the end of the grinding barrel, the output shaft end of the second motor is fixedly connected to a first pulley, a second pulley is slidably provided on the rod wall of the connecting rod, and belts are simultaneously sleeved on the side walls of the first pulley and the second pulley.

[0009] Preferably, a rectangular groove is provided on the inner wall of the second pulley, a guide block is fixedly sleeved on the rod wall of the connecting rod, and the guide block is slidably arranged on the inner wall of the rectangular groove of the second pulley.

[0010] Preferably, a connecting plate is fixedly connected to the side wall of the second pulley, a guide slider is fixedly connected to the side wall of the connecting plate, an annular groove is opened on the side wall of the connecting frame, and the guide slider is slidably arranged on the inner wall of the connecting frame located in the annular groove.

[0011] Preferably, the cross section of the guide slider is set to be T-shaped, and the connecting frame is located on the inner wall of the annular sliding groove and matches the guide slider.

[0012] Compared with the prior art, the present invention provides a countertop half-circle grinding structure, which has the following beneficial effects:

[0013] 1. The table panel grinding has a half-circle structure. The output shaft of the first motor can rotate to make the output shaft inside the transmission box rotate, which can drive the first transmission rod to rotate and drive the rocking arm to swing. The setting can push and pull the shaft body of the rotating shaft to rotate along the inside of the first connecting seat. The shaft body of the rotating shaft can drive the rod wall of the second transmission rod to swing, drive the rocking wall to swing, and adjust the angle of the connecting frame, adjust the grinding angle of the grinding barrel, and perform flexible adjustment according to usage requirements.

[0014] 2. The table top grinding has a half-circle structure. The output shaft of the second motor can drive the second pulley to rotate through the first pulley and the belt. The rotation of the second pulley drives the connecting rod to rotate through the guide block, so that the grinding barrel rotates to perform the grinding process. The piston rod of the cylinder can be extended and retracted to adjust the position of the connecting rod and the grinding barrel. The grinding barrel can be flexibly extended and adjusted without affecting the rotation of the grinding barrel.

[0015] 3. The table top grinding half-circle structure has a connecting plate fixed on the side wall of the second pulley, and the connecting plate slides along the inner wall of the annular groove through a guide slider, which can improve the rotation stability of the second pulley, and the cross-section of the guide slider is set to T-shaped to improve the sliding stability. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is a structural stereogram of a half-circle grinding structure of a table top proposed by the present invention;

[0017] Figure 2 This is a side sectional view of a half-circle grinding structure of a table top proposed by the present invention;

[0018] Figure 3 for Figure 1 A schematic diagram of the structure of the partial A in the middle part;

[0019] Figure 4 for Figure 3 Structural sectional view of the second pulley.

[0020] In the figure: 1 transmission box, 2 first motor, 3 first transmission rod, 4 rocking arm, 5 rotating shaft, 6 first connecting seat, 7 second transmission rod, 8 rocking wall, 9 second connecting seat, 10 third transmission rod, 11 connecting frame, 12 fixed seat, 13 cylinder, 14 second motor, 15 first pulley, 16 second pulley, 17 connecting rod, 18 polishing barrel, 19 belt, 20 guide block, 21 connecting plate, 22 guide slider. DETAILED DESCRIPTION

[0021] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all the embodiments.

[0022] Reference Figure 1-4 , a half-circle structure for grinding a table top, includes a transmission box 1 and a first motor 2. The first motor 2 is fixedly connected to the side wall of the transmission box 1 and the output shaft extends to the interior of the transmission box 1. The transmission shaft inside the transmission box 1 extends to the outside of the transmission box 1 and is fixedly connected to the first transmission rod 3. A rocking arm 4 is rotatably connected to the rod wall of the first transmission rod 3. The end of the rocking arm 4 away from the first transmission rod 3 is hingedly provided with a rotating shaft 5. Both ends of the rotating shaft 5 are rotatably connected to a first connecting seat 6. The rod walls of the two ends of the rocking arm 4 are respectively fixedly connected to the second transmission rod 7. The end of the second transmission rod 7 away from the rocking arm 4 is hingedly provided with a rocking wall 8. The top of the rocking wall 8 is rotatably connected to a connecting frame 11. A plurality of fixed seats 12 are fixedly connected to the side wall of the connecting frame 11. A cylinder 13 and a second motor 14 are provided on the side wall of the fixed seat 12. The connecting frame 11 is located on the inner wall of the fixed seat 12 and is rotatably connected to a plurality of grinding barrels 18.

[0023] A second connecting seat 9 is provided on both sides of the connecting frame 11 , and a third transmission rod 10 is rotatably connected to the side wall of the second connecting seat 9 . Both ends of the connecting frame 11 are hingedly provided on the rod wall of the third transmission rod 10 .

[0024] The piston rod end of the cylinder 13 is rotatably connected to a connecting rod 17, and the end of the connecting rod 17 facing away from the cylinder 13 is connected to the end of the grinding barrel 18. The output shaft end of the second motor 14 is fixedly connected to the first pulley 15, and a second pulley 16 is slidably provided on the rod wall of the connecting rod 17. A belt 19 is simultaneously sleeved on the side walls of the first pulley 15 and the second pulley 16. A rectangular groove is provided on the inner wall of the second pulley 16, and a guide block 20 is fixedly sleeved on the rod wall of the connecting rod 17. The guide block 20 is slidably provided on the inner wall of the rectangular groove of the second pulley 16.

[0025] When in use, the output shaft of the first motor 2 rotates to make the output shaft inside the transmission box 1 rotate, which can drive the first transmission rod 3 to rotate and drive the rocking arm 4 to swing. The setting can push and pull the shaft body of the rotating shaft 5 to rotate along the inside of the first connecting seat 6. The shaft body of the rotating shaft 5 can drive the rod wall of the second transmission rod 7 to swing, drive the rocking wall 8 to swing, and adjust the angle of the connecting frame 11. The grinding angle of the grinding barrel 18 can be adjusted, and it can be flexibly adjusted according to usage requirements. The two ends of the connecting frame 11 are stably connected to the second connecting seat 9 through the third transmission rod 10, without affecting the swing of the connecting frame 11.

[0026] The output shaft of the second motor 14 can drive the second pulley 16 to rotate through the first pulley 15 and the belt 19. The rotation of the second pulley 16 can drive the connecting rod 17 to rotate through the guide block 20, so that the grinding barrel 18 can rotate and perform grinding. The piston rod of the cylinder 13 can be extended and retracted to adjust the position of the connecting rod 17 and the grinding barrel 18, and the grinding barrel 18 can be flexibly extended and adjusted without affecting the rotation of the grinding barrel 18.

[0027] In order to improve the stability of the rotation of the second pulley 16, as Figure 1-4 As shown, a connecting disc 21 is fixedly connected to the side wall of the second pulley 16, a guide slider 22 is fixedly connected to the side wall of the connecting disc 21, an annular groove is opened on the side wall of the connecting frame 11, and the guide slider 22 is slidably set on the inner wall of the connecting frame 11 located in the annular groove. The cross-section of the guide slider 22 is set to T-shaped, and the inner wall of the connecting frame 11 located in the annular groove matches the guide slider 22.

[0028] A connecting disc 21 is fixed on the side wall of the second pulley 16, and the connecting disc 21 slides along the inner wall of the annular groove through the guide slider 22, which can improve the rotation stability of the second pulley 16, and the cross-section of the guide slider 22 is set to T-shaped to improve the sliding stability.

[0029] The above is only a preferred specific implementation method of the present invention, but the protection scope of the present invention is not limited to this. Any technician familiar with the technical field within the technical scope disclosed by the present invention can make equivalent replacements or changes based on the technical solution and utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A countertop half-circle grinding structure, comprising a transmission box (1) and a first motor (2), characterized in that: The first motor (2) is fixedly connected to the side wall of the transmission box (1) and the output shaft extends to the interior of the transmission box (1); the transmission shaft inside the transmission box (1) extends to the outside of the transmission box (1) and is fixedly connected to the first transmission rod (3); a rocking rod (4) is rotatably connected to the rod wall of the first transmission rod (3); the rocking rod (4) is hingedly provided with a rotating shaft (5) at one end away from the first transmission rod (3); the two ends of the rotating shaft (5) are respectively rotatably connected to the first connecting seat (6); the rocking rod (4) The rod walls at both ends are respectively fixedly connected with a second transmission rod (7); the end of the second transmission rod (7) away from the rocking rod (4) is hingedly provided with a rocking wall (8); the top end of the rocking wall (8) is rotatably connected to a connecting frame (11); a plurality of fixing seats (12) are fixedly connected to the side wall of the connecting frame (11); a cylinder (13) and a second motor (14) are provided on the side wall of the fixing seat (12); the connecting frame (11) is located on the inner wall of the fixing seat (12) and is rotatably connected to a plurality of grinding barrels (18).

2. The countertop half-circle grinding structure according to claim 1, characterized in that: A second connecting seat (9) is provided on both sides of the connecting frame (11), a third transmission rod (10) is rotatably connected to the side wall of the second connecting seat (9), and both ends of the connecting frame (11) are hingedly arranged on the rod wall of the third transmission rod (10).

3. The countertop half-circle grinding structure according to claim 1, characterized in that: The piston rod end of the cylinder (13) is rotatably connected to a connecting rod (17), and one end of the connecting rod (17) away from the cylinder (13) is connected to the end of the grinding barrel (18). The output shaft end of the second motor (14) is fixedly connected to a first pulley (15), and a second pulley (16) is slidably provided on the rod wall of the connecting rod (17). Belts (19) are simultaneously sleeved on the side walls of the first pulley (15) and the second pulley (16).

4. The countertop half-circle grinding structure according to claim 3, characterized in that: A rectangular groove is provided on the inner wall of the second pulley (16); a guide block (20) is fixedly sleeved on the rod wall of the connecting rod (17); and the guide block (20) is slidably arranged on the inner wall of the rectangular groove of the second pulley (16).

5. The countertop half-circle grinding structure according to claim 3, characterized in that: A connecting disc (21) is fixedly connected to the side wall of the second pulley (16), a guide slider (22) is fixedly connected to the side wall of the connecting disc (21), an annular groove is provided on the side wall of the connecting frame (11), and the guide slider (22) is slidably arranged on the inner wall of the annular groove of the connecting frame (11).

6. The countertop half-circle grinding structure according to claim 5, characterized in that: The cross section of the guide slider (22) is set to be T-shaped, and the connecting frame (11) is located on the inner wall of the annular sliding groove and matches the guide slider (22).

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