Curved surface polishing and grinding machine

Abstract

The utility model belongs to the technical field of grinding machines, and particularly relates to a curved surface polishing and grinding machine which comprises a mounting frame, a first driving motor is fixedly connected to the right side of the top end of the mounting frame, a first worm is fixedly connected to the output end of the first driving motor, and a first worm gear is connected to the front end of the first worm in an engaged mode. A first transmission column is fixedly connected to the bottom end of the first worm wheel, a first transmission rod is rotatably connected to the outer side of the bottom end of the first transmission column, a fixing disc is rotatably connected to the bottom end of the first transmission rod, a first transmission assembly is arranged on the outer side of the first transmission column, and a second transmission assembly is arranged on the outer side of the first transmission assembly. According to the curved surface polishing and grinding machine, the flexibility is improved by freely adjusting the angle of the fixing disc, the curved surface polishing and grinding machine can adapt to workpieces of various shapes and sizes, especially complex curved surfaces, and the smoothness and the consistency are improved by optimizing the polishing angle and ensuring optimal contact.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of polisher, concretely is a curved surface polishing polisher. BACKGROUND

[0002] The curved surface polishing polisher is used for processing curved surface and special-shaped surface, and is widely applied to manufacturing, aerospace, automobile and electronic industry. Its development course is from manual polishing to mechanization and numerical control technology, which marks the progress of polishing technology. The working principle includes fixing workpiece, selecting abrasive, and moving through mechanical arm or polishing head to remove surface defects. The main types are handheld, bench type and numerical control type, and the latter is famous for high precision and flexibility. The curved surface polishing machine has high efficiency and consistency, and will develop towards intelligentization, environmental protection and multifunction in the future, further improving the application potential in industry.

[0003] Through search, the existing patent (publication number: CN221159848U) discloses a curved surface polishing polisher, which comprises a base, a support is arranged on the top of the base, a mobile polishing device is arranged on the top of the support, the polishing machine can fix the arc-shaped plate through the design of the clamping assembly, mobile block one and mobile block two, etc., which is convenient for polishing. Compared with the existing device clamping fixed mode, the arc-shaped plate can be fixed according to the thickness, and the limitation is smaller, so that different sizes of arc-shaped plates can be fixed, and the fixing mode is also simpler. The setting of the auxiliary assembly baffle can separate the gear one and the gear two from the mobile block one and the mobile block two, so as to avoid affecting the meshing of the gear one and the gear two. The setting of the grid plate can make the debris generated in the polishing and polishing fall into the inside of the base through the groove, and can leak out from the grid plate. The setting of the rubber pad can avoid bumping when the arc-shaped plate is placed.

[0004] But in the actual use process of the above scheme, the polishing device angle is fixedly arranged, which has certain defects. First of all, it has insufficient flexibility and cannot process workpieces of different sizes and shapes, limiting the application range. Secondly, poor adaptability may lead to uneven polishing, affecting the surface quality. In addition, the fixed setting reduces the production efficiency, and the workpiece position needs to be adjusted many times, increasing the complexity of the processing process. At the same time, due to the inability to adapt to shape changes, the processing quality may be unstable. In terms of maintenance, the fixed design is not easy to clean, affecting the performance of the equipment, and often needs a large space, causing poor space utilization. Finally, if the workpiece moves unexpectedly during polishing, the fixed device may not be able to adjust in time, increasing the safety risk.

[0005] Therefore, the utility model provides a curved surface polishing polisher. UTILITY MODEL CONTENTS

[0006] In order to make up for the lack of prior art, solve the problem of fixed angle setting of polishing device, the utility model provides a curved surface polishing polisher.

[0007] The utility model discloses a curved surface polishing polisher, including mounting frame, the right side fixed connection of mounting frame top is equipped with the first drive motor, the first drive motor output is fixedly connected with first worm, the first worm front end is equipped with the first worm wheel of meshing connection, the first worm wheel bottom is fixedly connected with first transmission column, first transmission column bottom outside rotation is connected with first transmission rod, first transmission rod bottom rotation is connected with fixed disc, first transmission column outside is provided with transmission assembly no.

[0008] Further, the transmission assembly one includes the second drive motor, the rear side fixed connection of mounting frame middle end is equipped with the second drive motor, the second drive motor output is fixedly connected with second worm, the second worm front end is equipped with the second worm wheel of meshing connection, the second worm wheel bottom is fixedly connected with second transmission column, second transmission column bottom outside rotation is connected with second transmission rod, and the second transmission rod is rotatably connected with the fixed disc.

[0009] Further, the transmission assembly two includes the third drive motor, the right side fixed connection of mounting frame bottom is equipped with the third drive motor, the third drive motor output is fixedly connected with third worm, the rear side meshing connection of third worm is equipped with third worm wheel, the third worm wheel bottom is fixedly connected with third transmission column, third transmission column bottom outside rotation is connected with third transmission rod, and the third transmission rod is rotatably connected with the fixed disc.

[0010] Further, the fixed disc inside is fixedly connected with the polishing head.

[0011] Further, the mounting frame top is fixedly connected with the second threaded slide block, the second threaded slide block top inside is slidably connected with the second slide block of front and back opposition, the second slide block top is fixedly connected with the second top plate, and the second top plate bottom middle part is fixedly connected with the second screw rod motor, and the second screw rod motor middle end is in screw connection with the second threaded slide block.

[0012] Further, the second top plate top left side is fixedly connected with the first threaded slide block, the first threaded slide block top is slidably connected with the first slide rod of left and right opposition, the first slide rod top is fixedly connected with the first top plate, and the first top plate outside is fixedly connected with the fixed frame of front and back opposition, the first top plate bottom middle side is fixedly connected with the first screw rod motor, and the first screw rod motor middle end is in screw connection with the first threaded slide block.

[0013] The utility model has the advantages that:

[0014] 1. The curved surface polishing polisher of the utility model, through first drive motor, second drive motor and third drive motor drive first worm, second worm and third worm to rotate respectively, so that first worm wheel, first transmission column and second worm wheel, second transmission column and third worm wheel drive first transmission rod, second transmission rod and third transmission rod to rotate through transmission, and through the different angle of rotation, so that drive fixed disc to adjust the angle of different, so as to realize the angle free adjustment of fixed disc, to improve flexibility, can adapt to various shapes and sizes of workpiece, especially complex curved surface, through the optimization of polishing angle, ensure the best contact, improve the smoothness and consistency.

[0015] 2. The curved surface polishing polisher of the utility model, through first screw rod motor drive first screw block to move forward and backward on first slide rod, simultaneously drive second top plate and bottom end structure to move forward and backward through first screw block, and drive second screw block and bottom end structure to move left and right through second screw rod motor simultaneously, so as to drive bottom end structure and polishing head to adjust position, enhance adaptability, at the same time, quick adjustment polishing position reduces workpiece replacement time, improves production efficiency, in addition, operator can easily adjust polishing angle and contact pressure, optimize processing quality, improve smoothness, avoid surface flaw. BRIEF DESCRIPTION OF DRAWINGS

[0016] The utility model will be further described below in combination with the drawings.

[0017] Figure 1 It is the three-dimensional structure schematic of the utility model in the middle Figure One ;

[0018] Figure 2 It is the three-dimensional structure schematic of the utility model in the middle Figure Two And enlarged view;

[0019] Figure 3 It is the partial three-dimensional structure schematic of the utility model in the middle Figure One ;

[0020] Figure 4 It is the partial three-dimensional structure schematic of the utility model in the middle Figure Two ;

[0021] Figure 5 It is the partial three-dimensional structure schematic of the utility model in the middle

[0022] Figure 6 It is the cross section structure schematic of first worm wheel in the utility model in the middle;

[0023] Figure 7 It is the cross section structure schematic of second worm wheel in the utility model in the middle;

[0024] In the diagram: 1. Fixing frame; 2. First top plate; 21. First lead screw motor; 22. First slide rod; 23. First threaded slider; 24. Second top plate; 25. Second lead screw motor; 26. Second slider; 27. Second threaded slider; 3. Mounting frame; 31. First drive motor; 32. First worm gear; 33. First transmission column; 34. First transmission rod; 35. Second drive motor; 36. Second worm; 37. Second worm gear; 38. Second transmission column; 39. Second transmission rod; 310. Third drive motor; 311. Third worm; 312. Third worm gear; 313. Third transmission column; 314. Third transmission rod; 315. Fixing plate; 316. First worm; 4. Polishing head. Detailed Implementation

[0025] To make the technical means, creative features, objectives and effects of this utility model easier to understand, the present utility model will be further described below in conjunction with specific embodiments.

[0026] Example 1:

[0027] like Figures 1 to 7 As shown, the curved surface polishing and grinding machine of this utility model includes a mounting frame 3. A first drive motor 31 is fixedly connected to the top right side of the mounting frame 3, and the first drive motor 31 is fixed by the mounting frame 3. A first worm gear 316 is fixedly connected to the output end of the first drive motor 31, and the first drive motor 31 drives the first worm gear 316 to rotate. A first worm wheel 32 is meshed with the front end of the first worm gear 316, and the first worm gear 316 drives the first worm wheel 32 to rotate. A first transmission column 33 is fixedly connected to the bottom end of the first worm wheel 32. A first transmission rod 34 is rotatably connected to the outer side of the bottom end of the first transmission column 33. The first transmission rod 34 is driven to rotate by the first worm wheel 32 through the first transmission column 33. A fixed disk 315 is rotatably connected to the bottom end of the first transmission rod 34, and a corner of the fixed disk 315 is limited by the first transmission rod 34. A transmission component one is provided on the outer side of the first transmission column 33, and a transmission component two is provided on the outer side of the first transmission component one.

[0028] The transmission assembly one comprises a second driving motor 35, the second driving motor 35 is fixedly connected to the rear side of the middle end of the mounting frame 3, the second driving motor 35 is fixed by the mounting frame 3, the output end of the second driving motor 35 is fixedly connected with a second worm 36, the second worm 36 is driven to rotate by the second driving motor 35, the front end of the second worm 36 is meshingly connected with a second worm wheel 37, the second worm wheel 37 is driven to rotate by the second worm 36, the bottom end of the second worm wheel 37 is fixedly connected with a second transmission column 38, the bottom end of the outer side of the second transmission column 38 is rotatably connected with a second transmission rod 39, the second transmission rod 39 is driven to rotate by the second transmission column 38 through the second worm wheel 37, the second transmission rod 39 is rotatably connected with the fixed disc 315, and the other corner of the fixed disc 315 is limited by the second transmission rod 39.

[0029] The transmission assembly two comprises a third driving motor 310, the third driving motor 310 is fixedly connected to the right side of the bottom end of the mounting frame 3, the third driving motor 310 is fixed by the mounting frame 3, the output end of the third driving motor 310 is fixedly connected with a third worm 311, the third worm 311 is driven to rotate by the third driving motor 310, the rear side of the third worm 311 is meshingly connected with a third worm wheel 312, the third worm wheel 312 is driven to rotate by the third worm 311, the bottom end of the third worm wheel 312 is fixedly connected with a third transmission column 313, the bottom end of the outer side of the third transmission column 313 is rotatably connected with a third transmission rod 314, the third transmission rod 314 is driven to rotate by the third transmission column 313 through the third worm wheel 312, the third transmission rod 314 is rotatably connected with the fixed disc 315, and the other corner of the fixed disc 315 is limited by the third transmission rod 314, and the first worm 316, the second worm 36 and the third worm 311 are driven to rotate by the first driving motor 31, the second driving motor 35 and the third driving motor 310 respectively, so that the first transmission rod 34, the second transmission rod 39 and the third transmission rod 314 are driven to rotate by the transmission of the first worm wheel 32, the first transmission column 33 and the second worm wheel 37, the second transmission column 38 and the third worm wheel 312, the third transmission column 313, the rotation angles of the first worm wheel 32, the second worm wheel 37 and the third worm wheel 312 are different, so that the included angles between the first transmission rod 34, the second transmission rod 39 and the third transmission rod 314 and the fixed disc 315 are different, thereby supporting the fixed disc 315 at different angles to adjust the three-dimensional angle of the fixed disc 315.

[0030] The inner side of the fixed disc 315 is fixedly connected with a polishing head 4, the polishing head 4 is fixed by the fixed disc 315, and the grinding knife is driven to rotate by the motor in the polishing head 4, so as to polish the workpiece.

[0031] The top end of the mounting frame 3 is fixedly connected with a second threaded sliding block 27, the mounting frame 3 is fixed through the second threaded sliding block 27, the top end of the inner side of the second threaded sliding block 27 is slidably connected with a second sliding block 26 opposite in front and back, the top end of the second sliding block 26 is fixedly connected with a second top plate 24, the second sliding block 26 is fixed through the second top plate 24, and the second threaded sliding block 27 is limited through the second sliding block 26, so that the second threaded sliding block 27 slides on the second sliding block 26, the bottom end of the middle of the second top plate 24 is fixedly connected with a second lead screw motor 25, the second lead screw motor 25 is fixed through the second top plate 24, and the middle end of the second lead screw motor 25 is screw-connected with the second threaded sliding block 27, the lead screw on the second lead screw motor 25 is driven to rotate, and the second threaded sliding block 27 is driven to move left and right through the lead screw.

[0032] The top end of the left side of the second top plate 24 is fixedly connected with a first threaded sliding block 23, the second top plate 24 is fixed through the first threaded sliding block 23, the top end of the first threaded sliding block 23 is slidably connected with a first sliding rod 22 opposite left and right, the top end of the first sliding rod 22 is fixedly connected with a first top plate 2, the first sliding rod 22 is fixed through the first top plate 2, the first threaded sliding block 23 is limited through the first sliding rod 22, so that the first threaded sliding block 23 slides on the first sliding rod 22, the first top plate 2 is fixedly connected with a fixed frame 1 opposite in front and back on the outer side, the first top plate 2 is fixed through the fixed frame 1, the bottom end of the middle side of the first top plate 2 is fixedly connected with a first lead screw motor 21, the first lead screw motor 21 is fixed through the first top plate 2, and the middle end of the first lead screw motor 21 is screw-connected with the first threaded sliding block 23, the lead screw on the first lead screw motor 21 is driven to rotate, and the first threaded sliding block 23 is driven to move left and right through the lead screw.

[0033] Working principle: when the curved surface polishing polisher runs, first, the workpiece is fixed through external fixed equipment, then the first threaded sliding block 23 is driven by the first screw rod motor 21 to slide on the first sliding rod 22, the first threaded sliding block 23 is adjusted to move forward and backward, the second top plate 24 is synchronously moved by the first threaded sliding block 23, then the second threaded sliding block 27 is driven by the second screw rod motor 25 at the bottom end of the second top plate 24 to move left and right, the mounting frame 3 and the bottom end structure are moved left and right by the second threaded sliding block 27, so that the position of the mounting frame 3 and the bottom end structure is freely moved, then the first worm 316, the second worm 36 and the third worm 311 are driven by the first drive motor 31, the second drive motor 35 and the third drive motor 310 respectively to rotate, so that the first transmission rod 34, the second transmission rod 39 and the third transmission rod 314 are driven to rotate by the transmission of the first worm wheel 32, the first transmission column 33 and the second worm wheel 37, the second transmission column 38 and the third worm wheel 312, the third transmission column 313, the rotation angle of the first worm wheel 32, the second worm wheel 37 and the third worm wheel 312 is different, so that the first transmission rod 34, the second transmission rod 39 and the third transmission rod 314 form different angles with the fixed disc 315, so as to support the fixed disc 315 at different angles, so as to adjust the three-dimensional angle of the fixed disc 315, so as to adjust the angle of the polishing head 4 driven by the fixed disc 315.

[0034] The above-mentioned front, back, left, right, up and down are based on the drawings of the specification Figure 1 As a standard, the side facing the observer is defined as front, the left side of the observer is defined as left, and so on.

[0035] In the description of the utility model, it should be understood that the orientation or positional relationship indicated by the terms "center", "longitudinal", "transverse", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer" and the like is based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the utility model and simplifying the description, and therefore cannot be understood as indicating or implying that the devices or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as limiting the protection scope of the utility model.

[0036] The basic principles, main features and advantages of the utility model are shown and described above. It should be understood by those skilled in the art that the utility model is not limited by the above-mentioned embodiments, and the above-mentioned embodiments and descriptions in the specification are only to illustrate the principles of the utility model, and various changes and improvements can be made to the utility model without departing from the spirit and scope of the utility model, and these changes and improvements all fall within the scope of the utility model claimed. The protection scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A curved surface polishing sander characterized by, Including the mounting frame (3), the mounting frame (3) top end right side fixedly connected with first drive motor (31), the first drive motor (31) output end fixedly connected with first worm (316), the first worm (316) front end meshing connection has first worm wheel (32), the first worm wheel (32) bottom end fixedly connected with first transmission column (33), the first transmission column (33) bottom end outside rotationally connected with first transmission rod (34), the first transmission rod (34) bottom end rotationally connected with fixed disc (315), the first transmission column (33) outside is provided with transmission assembly one, the transmission assembly one outside is provided with transmission assembly two.

2. A curved surface polishing sander as claimed in claim 1 wherein, The transmission assembly one includes second drive motor (35), the mounting frame (3) middle end rear side fixedly connected with second drive motor (35), the second drive motor (35) output end fixedly connected with second worm (36), the second worm (36) front end meshing connection has second worm wheel (37), the second worm wheel (37) bottom end fixedly connected with second transmission column (38), the second transmission column (38) bottom end outside rotationally connected with second transmission rod (39), the second transmission rod (39) is rotationally connected with fixed disc (315).

3. A curved surface polishing sander as claimed in claim 2 wherein, The transmission assembly two includes third drive motor (310), the mounting frame (3) bottom end right side fixedly connected with third drive motor (310), the third drive motor (310) output end fixedly connected with third worm (311), the third worm (311) rear side meshing connection has third worm wheel (312), the third worm wheel (312) bottom end fixedly connected with third transmission column (313), the third transmission column (313) bottom end outside rotationally connected with third transmission rod (314), the third transmission rod (314) is rotationally connected with fixed disc (315).

4. A curved surface polishing sander as claimed in claim 3 wherein, The fixed disc (315) inner side fixedly connected with polishing head (4).

5. A curved surface polishing sander as claimed in claim 4 wherein, The mounting frame (3) top end fixedly connected with second threaded sliding block (27), the second threaded sliding block (27) top end inner side slidingly connected with front and back opposing second sliding block (26), the second sliding block (26) top end fixedly connected with second top plate (24), the second top plate (24) bottom end middle part fixedly connected with second screw rod motor (25), the second screw rod motor (25) middle end is threadedly connected with second threaded sliding block (27).

6. A curved surface polishing sander as defined in claim 5 wherein, The second top plate (24) top end left side fixedly connected with first threaded sliding block (23), the first threaded sliding block (23) top end slidingly connected with left and right opposing first sliding rod (22), the first sliding rod (22) top end fixedly connected with first top plate (2), the first top plate (2) outer side fixedly connected with front and back opposing fixed frame (1), the first top plate (2) bottom end middle side fixedly connected with first screw rod motor (21), the first screw rod motor (21) middle end is threadedly connected with first threaded sliding block (23).

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