Mirror polishing machine for stirring shaft
By using lathe principle and three-claw chuck combined with the driving motor and cylinder design in the mirror polishing machine, the problem of poor stability of the mirror polishing machine at high speed is solved, and the polishing accuracy and efficiency are improved.
Patent Information
- Application Number
- CN202420602783.X
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-03-27
- Publication Date
- 2025-01-14
- Estimated Expiration
- 2034-03-27
AI Technical Summary
Existing mirror polishing machines have poor stability at high speeds, resulting in reduced polishing accuracy and low working efficiency, especially when polishing a shaft surface, the coaxial difference is large, resulting in equipment shaking.
The lathe principle is used to position the shaft centeredly, and is connected to the three-claw chuck through the driving shaft. The tail frame device is a conical head, combined with the drive motor and cylinder drive, ensuring the coaxial degree and the jumping within a very small range, improving the grinding stability and precision.
The stability and accuracy of the agitating shaft polishing at high speed are achieved, and the grinding efficiency is improved.
Smart Images
Figure CN222344992U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of polishing machines, in particular to a mirror polishing machine for a stirring shaft. Background Art
[0002] Mirror polishing machine is a kind of equipment that we have seen in the industry. Its working principle is to let the motor drive the polishing wheel to rotate at high speed and rub the surface of other objects. This tool can make the surface of the object very smooth. At present, enterprises require the surface polishing of shafts with a roughness of less than 0.04mm. Both manual grinding head polishing and lathe with grinding head polishing are adopted. However, there will be a difference in coaxiality between these two polishing methods. When the shaft core speed reaches more than 600 per minute, the overall equipment will shake and the stability is poor, resulting in reduced polishing accuracy and low work efficiency. Utility Model Content
[0003] In order to solve the above problems, the utility model provides a stirring shaft mirror polishing machine.
[0004] The utility model adopts the following technical solutions:
[0005] A mirror polishing machine for a stirring shaft comprises a front workbench and a rear workbench, wherein the front workbench and the rear workbench are placed parallel and closely together, a shaft frame is fixed on the left side of the front workbench, a driving motor 1 is arranged on the motor seat of the left support leg of the front workbench, a driving shaft of the driving motor 1 is connected with a pulley 2, a driving shaft passes through the middle of the shaft frame, a pulley 1 and a three-claw chuck are connected at the left and right ends of the driving shaft respectively, a fixing plate 1 is fixed on the right side of the front workbench, a driving motor 2 is arranged at the bottom of the shaft frame, a driving shaft of the driving motor 2 is connected with one end of a limiting screw rod, and one end of the limiting screw rod The other end is rotatably connected to a fixed plate one, a pulley device one passes through the middle of the limit screw rod, the top of the pulley device one is connected to a tailstock device, the tailstock device is connected to a handwheel, a fixed plate two is fixed on the left table top of the rear work table, a drive motor three is fixed on the right table top of the rear work table, the drive shaft of the drive motor three is connected to one end of the feed screw rod, the other end of the feed screw rod is rotatably connected to the fixed plate two, a pulley device two passes through the middle of the feed screw rod, the top of the pulley device two is connected to a feed cylinder, the top of the feed cylinder is connected to a polishing machine, and the front end of the polishing machine is connected to a grinding head.
[0006] As a preferred technical solution of the utility model, the driving shaft and the shaft support are rotatably connected via a bearing, and the driving shaft rotates through the inner ring of the bearing.
[0007] As a preferred technical solution of the utility model, the front end head of the tailstock device is a cone head, and the tailstock device and the center of the three-jaw chuck are on the same horizontal plane.
[0008] As a preferred technical solution of the utility model, a limiting rod is arranged parallel to the bottom of the limiting screw and the feed screw, and the pulley device 1 and the pulley device 2 are both slidably connected to the limiting rod.
[0009] As a preferred technical solution of the utility model, the pulley one and the pulley two are connected together through a belt.
[0010] As a preferred technical solution of the utility model, the polishing machine is at an angle of 45° to the axis of the driving shaft.
[0011] The beneficial effects of the utility model are:
[0012] The utility model adopts the lathe principle to center the shaft. The active shaft is a three-jaw chuck, and the tailstock device at the other end is a cone head to ensure equal coaxiality and a very small runout. The grinding process has better stability. The driving motor provides driving force and the cylinder provides feed force, so that the grinding accuracy is higher and the grinding efficiency is improved. BRIEF DESCRIPTION OF THE DRAWINGS
[0013] Figure 1 This is the front view of the mirror polishing machine of the utility model;
[0014] Figure 2 It is the right view of the mirror polishing machine of the utility model.
[0015] Explanation of symbols in the figure:
[0016] 1: front workbench, 2: rear workbench, 3: shaft frame, 4: bearing, 5: driving shaft, 6: pulley one, 7: pulley two, 8: drive motor one, 9: drive motor two, 10: drive motor three, 11: three-jaw chuck, 12: fixed plate one, 13: fixed plate two, 14: limit screw, 15: pulley device one, 16: tailstock device, 17: handwheel, 18: feed screw, 19: feed cylinder, 20: polishing machine, 21: die head, 22: pulley device two, 23: belt. DETAILED DESCRIPTION
[0017] The utility model is now described in further detail with reference to the accompanying drawings.
[0018] In the embodiments, it should be understood that the terms "middle", "upper", "lower", "top", "bottom", "right", "left", "above", "below", "back", "front", "middle", "outside", "inside", etc., indicating orientations or positional relationships, are based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the embodiments, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the embodiments.
[0019] like Figure 1 to Figure 2 As shown, a mirror polishing machine for a stirring shaft comprises a front workbench 1 and a rear workbench 2, wherein the front workbench 1 and the rear workbench 2 are placed parallel and closely together, a shaft frame 3 is fixed on the left side of the front workbench 1, a driving motor 8 is arranged on the motor seat of the left support leg of the front workbench 1, a driving shaft of the driving motor 8 is connected with a pulley 7, a driving shaft 5 passes through the middle of the shaft frame 3, a pulley 6 and a three-claw chuck 11 are connected to the left and right ends of the driving shaft 5 respectively, a fixing plate 12 is fixed on the right side of the front workbench 1, a driving motor 9 is arranged at the bottom of the shaft frame 3, a driving shaft of the driving motor 9 is connected with one end of a limiting screw rod 14, the other end of one end of the limiting screw rod 14 is rotatably connected with the fixing plate 12, and a driving shaft 5 passes through the middle of the limiting screw rod 14 There is a pulley device 15, the top of the pulley device 15 is connected to a tailstock device 16, the tailstock device 16 is connected to a handwheel disc 17, a fixed plate 2 13 is fixed on the left table of the rear workbench 2, a drive motor 3 10 is fixed on the right table of the rear workbench 2, the drive shaft of the drive motor 3 10 is connected to one end of a feed screw 18, the other end of the feed screw 18 is rotatably connected to the fixed plate 2 13, a pulley device 22 passes through the middle of the feed screw 18, the top of the pulley device 22 is connected to a feed cylinder 19, the top of the feed cylinder 19 is connected to a polishing machine 20, the polishing machine connected to the grinding head 21 adopts a 1500-rpm grinding head motor, the front end of the polishing machine 20 is connected to a grinding head 21, and the grinding head 21 adopts a diamond wheel 1000 mesh grinding wheel.
[0020] Furthermore, the driving shaft 5 is rotatably connected to the shaft support 3 via a bearing 4 , and the driving shaft 5 rotates through the inner ring of the bearing 4 .
[0021] Furthermore, the front end head of the tail rack device 16 is a conical head, and the center of the tail rack device 16 and the three-claw chuck 11 are on the same horizontal plane. By rotating the hand wheel 17 at the tail of the tail rack device 16, the tightening degree of the stirring shaft between the three-claw chuck 11 and the tail rack device 16 can be finely adjusted.
[0022] Furthermore, limit rods are arranged parallel to the bottom of the limit screw 14 and the feed screw 18, and the pulley device 1 15 and the pulley device 2 22 pass through the limit rod and are slidably connected with the limit rod, and the pulley device 1 15 and the pulley device 2 22 are driven by the drive motor 2 9 and the drive motor 3 10 to slide left and right on the limit screw 14 and the feed screw 18 respectively.
[0023] Furthermore, the pulley 1 6 and the pulley 2 7 are connected together through a belt 23, and are driven by a driving motor 1 8 to drive the driving shaft 5 to rotate together.
[0024] Furthermore, the polishing machine 20 and the axis of the driving shaft 5 form an angle of 45°.
[0025] The use principle of this utility model:
[0026] Place one end of the stirring shaft to be polished in the three-claw chuck 11 and tighten it, and align the other end with the conical head at the front end of the tail frame device 16, start the drive motor three 10 to drive the pulley device one 15 to move toward the stirring shaft, until the conical head at the front end of the tail frame device 16 supports one end of the stirring shaft, then stop the drive motor three 10, turn the handwheel 17 at the tail of the tail frame device 16, adjust the coaxiality of the stirring shaft and the degree of clamping between them, then start the drive motor one 8, and the rotation of the drive motor one 8 drives the active shaft 5 to rotate, and at the same time, the three-claw chuck 11 rotates to drive the stirring shaft to rotate together, and finally start the drive motor two 9 and the feed cylinder 19, and the pulley device two 22 slides left and right on the limit screw 14 while being acted by the feed cylinder 19, and the grinding head 21 polishes the surface of the rotating stirring shaft back and forth.
[0027] Finally, it should be noted that these embodiments are only used to illustrate the present invention and do not limit the scope of the present invention. In addition, for those skilled in the art, other different forms of changes or modifications can be made based on the above description. It is not necessary and impossible to list all the embodiments here. The obvious changes or modifications derived from them are still within the scope of protection of the present invention.
Claims
1. A stirring shaft mirror polishing machine, comprising a front workbench (1) and a rear workbench (2), wherein the front workbench (1) and the rear workbench (2) are placed in parallel and closely together, and characterized in that: A shaft support (3) is fixed on the left side of the front workbench (1), a driving motor (8) is arranged on the motor seat of the left support leg of the front workbench (1), the driving shaft of the driving motor (8) is connected with a pulley (7), the middle of the shaft support (3) passes through a driving shaft (5), the left and right ends of the driving shaft (5) are respectively connected with a pulley (6) and a three-claw chuck (11), a fixing plate (12) is fixed on the right side of the front workbench (1), a driving motor (9) is arranged at the bottom of the shaft support (3), the driving shaft of the driving motor (9) is connected with one end of a limiting screw rod (14), the other end of one end of the limiting screw rod (14) is rotatably connected with a fixing plate (12), and a pulley device (1) passes through the middle of the limiting screw rod (14). (15), the top of the pulley device 1 (15) is connected to a tailstock device (16), the tailstock device (16) is connected to a hand wheel (17), a fixed plate 2 (13) is fixed on the left side of the rear workbench (2), a drive motor 3 (10) is fixed on the right side of the rear workbench (2), the drive shaft of the drive motor 3 (10) is connected to one end of a feed screw (18), the other end of the feed screw (18) is rotatably connected to the fixed plate 2 (13), a pulley device 2 (22) passes through the middle of the feed screw (18), a feed cylinder (19) is connected to the top of the pulley device 2 (22), a polishing machine (20) is connected to the top of the feed cylinder (19), and a grinding head (21) is connected to the front end of the polishing machine (20).
2. The agitator shaft mirror polishing machine according to claim 1, characterized in that: The driving shaft (5) is rotatably connected to the shaft support (3) via a bearing (4), and the driving shaft (5) rotates through the inner ring of the bearing (4).
3. The agitator shaft mirror polishing machine according to claim 1, characterized in that: The front end head of the tailstock device (16) is a cone head, and the center of the tailstock device (16) and the three-claw chuck (11) are on the same horizontal plane.
4. The agitator shaft mirror polishing machine according to claim 1, characterized in that: The bottoms of the limit screw (14) and the feed screw (18) are both parallelly provided with limit rods, and the pulley device 1 (15) and the pulley device 2 (22) are both slidably connected to the limit rods.
5. The agitator shaft mirror polishing machine according to claim 1, characterized in that: The belt pulley 1 (6) and the belt pulley 2 (7) are connected together via a belt (23).
6. The agitator shaft mirror polishing machine according to claim 1, characterized in that: The polishing machine (20) and the axis of the driving shaft (5) form an angle of 45°.