Cambered surface polishing machine for metal parts

Abstract

The utility model provides a metal part cambered surface polishing machine, which relates to the technical field of metal workpiece surface processing appliances, and comprises a polishing machine frame body, a handheld frame is fixedly connected above the polishing machine frame body, a storage battery is arranged in the polishing machine frame body, and the lower surface of the polishing machine frame body is fixedly connected with a limiting connecting plate. When the arc-shaped surface of a workpiece is locally polished, certain pressure is applied to the polishing device, so that the polishing ring deforms along with the arc surface of the workpiece, the movable support and the movable rotating support cylinder approach to the direction of the fixed rotating support cylinder, and a space for deformation of the polishing ring is provided; the polishing wheel is suitable for local and small-batch polishing of the outer surfaces of the workpieces of tubular and spherical structures, and the problems that a traditional polishing wheel is fixed in structure, the structure of the traditional polishing wheel cannot be adjusted along with the radian of the outer surfaces of the workpieces, and the surface of a polishing device cannot be attached to the cambered surfaces of the workpieces during cambered surface polishing are solved.

Description

Technical Field

[0001] The utility model relates to the technical field of metal workpiece surface processing tools, in particular to a metal component camber polishing machine. Background Art

[0002] In order to improve the surface flatness and brightness of metal workpieces, the outer surface of metal workpieces is often polished by polishing machines. Different types and structures of polishing machines are required for workpieces with different structures, and appropriate polishing wheels or sandpapers are selected according to the required roughness requirements of the workpiece surface.

[0003] When using a traditional flat small polishing machine to polish the surface of a metal workpiece with a certain curvature, the traditional polishing wheel structure is fixed and cannot adjust its own structure according to the curvature of the outer surface of the workpiece, resulting in the surface of the polishing tool not being able to fit the curved surface of the workpiece during the curved surface polishing, resulting in reduced polishing efficiency of the curved surface, and the need to frequently change the angle and position of the polishing tool to adapt to the polishing work at different positions on the curved surface. In the existing belt polishing machine, the spacing between the belt body support shafts cannot be adjusted, and the removal and installation of the belt to the polishing belt is not convenient, which affects the polishing efficiency. Utility Model Content

[0004] The disclosed embodiment relates to a metal component arc surface polishing machine, so as to solve the problem that when a traditional flat small polishing machine is used to polish the surface of a metal workpiece with a certain curvature, the traditional polishing wheel structure is fixed and its own structure cannot be adjusted according to the curvature of the outer surface of the workpiece, resulting in the surface of the polishing tool failing to fit the arc surface of the workpiece during arc surface polishing, resulting in reduced polishing efficiency of the arc surface and the need to frequently change the angle and position of the polishing tool to adapt to the polishing work at different positions on the arc surface. In the existing belt polishing machine, the distance between the belt body support shafts cannot be adjusted, and the disassembly and installation of the belt to the polishing belt is not convenient, which affects the polishing efficiency.

[0005] In a first aspect of the present disclosure, a metal component arc polishing machine is provided, which specifically includes a polishing machine frame, a hand-held frame is fixedly connected to the top of the polishing machine frame, a battery is arranged inside the polishing machine frame, a limited connecting plate is fixedly connected to the lower surface of the polishing machine frame, a frame connecting rod is vertically arranged on the lower surface of the polishing machine frame, a driving motor is fixedly connected to the front of the frame connecting rod, and a fixed rotating support cylinder is connected to the rotating shaft of the driving motor through an interference fit, characterized in that a movable support is movably installed on the lower surface of the polishing machine frame, a movable rotating support cylinder is rotatably connected to the lower side of the movable support, a polishing ring is jointly sleeved on the movable rotating support cylinder and the fixed rotating support cylinder, an elastic reset belt is fixedly connected to the left end of the movable support, and the other end of the elastic reset belt is fixedly connected to the left end of the lower surface of the polishing machine frame.

[0006] In at least some embodiments, a frame guide rod is fixedly connected to the bottom of the polishing machine frame, and the cross-section of the frame guide rod is a "T"-shaped structure. A belt positioning frame is fixedly connected to the left end of the lower surface of the polishing machine frame, and a cavity is provided on the right side of the belt positioning frame. A positioning stud is spirally connected to the lower surface of the belt positioning frame, and the upper end of the positioning stud is rotatably connected to a first clamping plate, and the first clamping plate is movably connected in the middle of the cavity of the belt positioning frame.

[0007] In at least some embodiments, the front edge of the limiting connecting plate is bent upward to form a limiting folded edge, the rear surface of the limiting folded edge is fitted with the front edge of the polishing ring, and the rear edge of the polishing ring is fitted with the vertical connecting plate of the limiting connecting plate.

[0008] In at least some embodiments, the rotating shaft of the driving motor is parallel to the lower surface of the polishing machine frame, the driving motor is connected to the polishing machine switch through an electrical connection line, the polishing machine switch is fixedly connected to the upper surface of the handheld frame, and the polishing machine switch, the driving motor and the battery inside the polishing machine frame are connected in series.

[0009] In at least some embodiments, a support slide groove with a "T"-shaped cross-section is provided on the upper surface of the movable support, and the support slide groove is slidably connected to the frame guide rod. A belt body clamp groove is provided at the left end of the movable support, and a clamp groove stud is spirally connected to the bottom of the belt body clamp groove. The upper end of the clamp groove stud is rotatably connected to a second clamp plate, and the second clamp plate is located inside the belt body clamp groove.

[0010] In at least some embodiments, two ends of the elastic reset belt are clamped and fixed inside the belt body clamping groove and inside the belt body positioning frame cavity by a second clamping plate and a first clamping plate, respectively.

[0011] The utility model provides a metal component camber polishing machine, which has the following beneficial effects:

[0012] The polishing machine in the utility model has a small size and is suitable for handheld use. The polishing machine drives the support cylinder to rotate through a motor to drive the polishing ring to move. The workpiece is polished through the friction between the polishing ring and the outer surface of the workpiece. When the arc surface of the workpiece is locally polished, a certain pressure is applied to the polishing device to make the polishing ring deform along with the arc surface of the workpiece, and the movable support and the movable rotating support cylinder are moved closer to the fixed rotating support cylinder, providing a space for the polishing ring to deform, so that the polishing ring can fit the arc surface of the workpiece. The utility model is suitable for local and small-batch polishing processing of the outer surface of workpieces with tubular and spherical structures.

[0013] In addition, the movable support and the movable rotating support cylinder in the present application can move left and right under the polishing machine frame. When replacing the polishing ring, the movable support and the movable rotating support cylinder are pushed toward the fixed rotating support cylinder to reduce the distance between the fixed rotating support cylinder and the movable rotating support cylinder. The polishing ring can be quickly removed from the movable rotating support cylinder and the fixed rotating support cylinder. This is suitable for quickly replacing different types of polishing rings to polish the workpiece, effectively improving the polishing efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] In order to more clearly illustrate the technical solution of the embodiment of the utility model, the drawings of the embodiment will be briefly introduced below.

[0015] The drawings described below only relate to some embodiments of the present invention, but are not intended to limit the present invention.

[0016] In the attached picture:

[0017] Figure 1 A schematic diagram showing the overall structure of the present application;

[0018] Figure 2 The schematic diagram of the structure of the present application when polishing a curved surface is shown;

[0019] Figure 3 Shows this application Figure 1 A schematic diagram of the structure at the bottom of the;

[0020] Figure 4 Shows this application Figure 2 A schematic diagram of the structure at the bottom of the;

[0021] Figure 5 It shows a schematic diagram of the structure of the polishing machine of the present application in a disassembled state;

[0022] Figure 6 A structural schematic diagram of the movable support of the present application is shown.

[0023] Reference numerals list

[0024] 1. Polishing machine frame; 101. Frame guide rod; 102. Frame connecting rod; 103. Belt body positioning frame; 104. Positioning stud; 105. First clamping plate; 2. Hand-held frame; 3. Limit connecting plate; 301. Limit folding edge; 4. Driving motor; 401. Polishing machine switch; 5. Movable support; 501. Support slide groove; 502. Belt body clamping groove; 503. Clamping groove stud; 504. Second clamping plate; 6. Movable rotating support cylinder; 7. Fixed rotating support cylinder; 8. Polishing ring; 9. Elastic reset belt. DETAILED DESCRIPTION

[0025] In order to make the purpose, technical solution and advantages of the embodiment of the utility model clearer, the technical solution of the embodiment of the utility model will be clearly and completely described below in conjunction with the drawings of the embodiment of the utility model. Obviously, the described embodiment is a part of the embodiment of the utility model, not all of the embodiments. Based on the described embodiment of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0026] Example 1: Please refer to Figures 1 to 6 :

[0027] The utility model proposes a metal component arc surface polishing machine, including a polishing machine frame 1, a hand-held frame 2 is fixedly connected to the top of the polishing machine frame 1, a storage battery is arranged inside the polishing machine frame 1, a limited position connecting plate 3 is fixedly connected to the lower surface of the polishing machine frame 1, a frame connecting rod 102 is vertically arranged on the lower surface of the polishing machine frame 1, a driving motor 4 is fixedly connected to the front of the frame connecting rod 102, a fixed rotating support cylinder 7 is connected to the rotating shaft of the driving motor 4 through an interference fit, and is characterized in that a movable support 5 is movably installed on the lower surface of the polishing machine frame 1, a movable rotating support cylinder 6 is rotatably connected to the lower side of the movable support 5, and the movable rotating support cylinder 6 is connected to the fixed support 5. A polishing ring 8 is commonly sleeved on the fixed rotating support cylinder 7, and an elastic reset belt 9 is fixedly connected to the left end of the movable support 5. The other end of the elastic reset belt 9 is fixedly connected to the left end of the lower surface of the polishing machine frame 1. A frame guide rod 101 is fixedly connected to the bottom of the polishing machine frame 1. The cross-section of the frame guide rod 101 is a "T"-shaped structure. A support slide groove 501 with a "T"-shaped structure is provided on the upper surface of the movable support 5. The support slide groove 501 is slidably connected to the frame guide rod 101. The movable support 5 can slide under the polishing machine frame 1 to adjust the distance between the movable rotating support cylinder 6 and the fixed rotating support cylinder 7 so that the polishing ring 8 has space for deformation.

[0028] In the embodiment of the present disclosure, the front edge of the limiting connecting plate 3 is bent upward to form a limiting folded edge 301, the rear surface of the limiting folded edge 301 is in contact with the front edge of the polishing ring 8, and the rear edge of the polishing ring 8 is in contact with the vertical connecting plate of the limiting connecting plate 3; through the setting of the limiting connecting plate 3, the polishing ring 8 is prevented from deviating or falling off during the rotation on the movable rotating support cylinder 6 and the fixed rotating support cylinder 7.

[0029] In the disclosed embodiment, the rotating shaft of the driving motor 4 is parallel to the lower surface of the polishing machine frame 1, and the driving motor 4 is connected to the polishing machine switch 401 through an electrical connection line. The polishing machine switch 401 is fixedly connected to the upper surface of the handheld frame 2. The polishing machine switch 401, the driving motor 4 and the battery inside the polishing machine frame 1 are connected in series, and the battery provides electric energy. The driving motor 4 is hidden inside the fixed rotating support cylinder 7, and the fixed rotating support cylinder 7 is driven to rotate by the driving motor 4, while the space occupied can be reduced. When the polishing machine switch 401 is pressed, the battery, the polishing machine switch 401, and the driving motor 4 form a closed loop, so that the driving motor 4 is powered on and started. When the polishing machine switch 401 is released, the loop is disconnected, so that the driving motor 4 stops rotating, thereby realizing the control of the polishing machine.

[0030] Embodiment 2, on the basis of embodiment 1, the left end of the lower surface of the polishing machine frame 1 is fixedly connected to a belt body positioning frame 103, a cavity is provided on the right side of the belt body positioning frame 103, a positioning stud 104 is spirally connected to the lower surface of the belt body positioning frame 103, the upper end of the positioning stud 104 is rotatably connected to a first clamping plate 105, the first clamping plate 105 is movably connected to the middle of the cavity of the belt body positioning frame 103, a belt body clamping groove 502 is opened at the left end of the movable support 5, a clamping groove stud 503 is spirally connected to the lower part of the belt body clamping groove 502, the upper end of the clamping groove stud 503 is rotatably connected to the second clamping plate 504, the first clamping plate 105 is movably connected to the middle of the cavity of the belt body positioning frame 103, the left end of the movable support 5 is provided with a belt body clamping groove 502, the lower part of the belt body clamping groove 502 is spirally connected to a clamping groove stud 503, the upper end of the clamping groove stud 503 is rotatably connected to the second clamping plate 504, the first clamping plate 105 is movably connected to the first clamping plate 105 ... The second clamping plate 504 is located inside the belt body clamping groove 502; the two ends of the elastic reset belt 9 are clamped and fixed inside the belt body clamping groove 502 and the inside of the belt body positioning frame 103 cavity by the second clamping plate 504 and the first clamping plate 105 respectively, and the movable support 5 is connected to the polishing machine frame 1 by the elastic reset belt 9. Under normal circumstances, the movable rotating support tube 6 is pulled to the left by the elastic reset belt 9 to keep the polishing ring 8 tensioned. When the polishing ring 8 is deformed to cause the movable support 5 and the movable rotating support tube 6 to move, the elastic reset belt 9 is always used to apply tension to the movable rotating support tube 6 to keep the polishing ring 8 tensioned.

[0031] The working principle of this embodiment is as follows: first, hold the handheld frame 2, so that the polishing ring 8 faces downward and contacts the polishing surface of the workpiece, press the polishing machine switch 401 to start the polishing machine, drive the fixed rotating support cylinder 7 to rotate through the driving motor 4, drive the polishing ring 8 to rotate, and polish the workpiece through the friction between the polishing ring 8 and the outer surface of the workpiece. When polishing the curved surface, press the polishing machine so that the polishing ring 8 bends and deforms under the action of pressure, and pull the movable support 5 to the right, so that the polishing ring 8 keeps in contact with the curved surface of the workpiece, and polishes the curved surface by rotating the polishing ring 8. When replacing the polishing ring 8, push the movable support 5 to the right so that the fixed rotating support cylinder 7 and the movable rotating support cylinder 6 are close, stretch the elastic reset belt 9, so that the polishing ring 8 can be easily removed from the fixed rotating support cylinder 7 and the movable rotating support cylinder 6, and replace it with a new or different type of polishing ring 8. After the replacement is completed, the movable support 5 is automatically reset under the elastic action of the elastic reset belt 9, and the movable rotating support cylinder 6 continues to be pulled to the left, thereby keeping the polishing ring 8 tensioned to ensure the efficient operation of the polishing machine.

[0032] In this article, there are a few points to note:

[0033] 1. The drawings of the embodiments of the present disclosure only involve structures related to the embodiments of the present disclosure, and other structures may refer to general designs.

[0034] 2. In the absence of conflict, the embodiments of the present disclosure and the features therein may be combined with each other to obtain new embodiments.

[0035] The above are only specific embodiments of the present disclosure, but the protection scope of the present disclosure is not limited thereto. Any technician familiar with the technical field can easily think of changes or substitutions within the technical scope disclosed in the present disclosure, which should be included in the protection scope of the present disclosure. Therefore, the protection scope of the present disclosure should be based on the protection scope of the claims.

Claims

1. A metal parts camber polishing machine, comprising: A polishing machine frame (1), wherein a hand-held frame (2) is fixedly connected to the top of the polishing machine frame (1), a storage battery is arranged inside the polishing machine frame (1), a limit connecting plate (3) is fixedly connected to the lower surface of the polishing machine frame (1), a frame connecting rod (102) is vertically arranged on the lower surface of the polishing machine frame (1), a driving motor (4) is fixedly connected to the front of the frame connecting rod (102), and a fixed rotating support cylinder (7) is connected to the rotating shaft of the driving motor (4) through interference fit, characterized in that a movable support (5) is movably installed on the lower surface of the polishing machine frame (1), a movable rotating support cylinder (6) is rotatably connected to the lower side of the movable support (5), a polishing ring (8) is commonly sleeved on the movable rotating support cylinder (6) and the fixed rotating support cylinder (7), and an elastic reset belt (9) is fixedly connected to the left end of the movable support (5), and the other end of the elastic reset belt (9) is fixedly connected to the left end of the lower surface of the polishing machine frame (1).

2. A metal parts camber polishing machine according to claim 1, characterized in that: A frame guide rod (101) is fixedly connected to the bottom of the polishing machine frame (1); a belt positioning frame (103) is fixedly connected to the left end of the lower surface of the polishing machine frame (1); a cavity is provided on the right side of the belt positioning frame (103); a positioning stud (104) is spirally connected to the lower surface of the belt positioning frame (103); a first clamping plate (105) is rotatably connected to the upper end of the positioning stud (104); and the first clamping plate (105) is movably connected to the middle of the cavity of the belt positioning frame (103).

3. A metal component arc surface polishing machine according to claim 1, characterized in that: The front edge of the limiting connecting plate (3) is bent upward to form a limiting folded edge (301), the rear surface of the limiting folded edge (301) is in contact with the front edge of the polishing ring (8), and the rear edge of the polishing ring (8) is in contact with the vertical connecting plate of the limiting connecting plate (3).

4. A metal component arc surface polishing machine according to claim 1, characterized in that: The rotating shaft of the driving motor (4) is parallel to the lower surface of the polishing machine frame (1); the driving motor (4) is connected to the polishing machine switch (401) via an electrical connection line; and the polishing machine switch (401) is fixedly connected to the upper surface of the handheld frame (2).

5. A metal component arc surface polishing machine according to claim 2, characterized in that: The upper surface of the movable support (5) is provided with a support groove (501), and the support groove (501) is slidably connected to the frame guide rod (101). The left end of the movable support (5) is provided with a belt body clamping groove (502), and a clamping groove stud (503) is spirally connected below the belt body clamping groove (502). The upper end of the clamping groove stud (503) is rotatably connected to a second clamping plate (504), and the second clamping plate (504) is located inside the belt body clamping groove (502).

6. A metal component arc surface polishing machine according to claim 5, characterized in that: The two ends of the elastic reset belt (9) are respectively clamped and fixed inside the belt body clamping groove (502) and inside the cavity of the belt body positioning frame (103) by means of a second clamping plate (504) and a first clamping plate (105).

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