R-position grinding belt sander with constant-force real-time control mechanism

Abstract

The utility model relates to the field of belt sanders, in particular to an R-position grinding belt sander with a constant-force real-time control mechanism, which comprises a mounting frame, an adjustable clamping seat arranged on the left side of the upper end of the mounting frame, a support frame fixedly mounted on the upper side of the front end of the adjustable clamping seat, and a telescopic cylinder fixedly mounted at the upper end of the support frame. The output end of the telescopic air cylinder extends to the inner side of the supporting frame and is fixedly provided with a clamping block, the upper end of the mounting frame is fixedly provided with a mounting base, the upper end of the mounting base is fixedly provided with a mounting plate, the front side of the lower end of the mounting plate is provided with a connecting rod, and the left side of the upper end of the connecting rod is fixedly provided with a connecting piece. The constant-force electric telescopic rod immediately responds to output constant force, the length of the constant-force electric telescopic rod is automatically adjusted and changed, and the constant-force electric telescopic rod is matched with the adjusting rod, so that the pressure between the constant-force electric telescopic rod and the grinding abrasive belt is constantly kept, the grinding abrasive belt is stabilized, the grinding and polishing force of the grinding abrasive belt on a workpiece tends to be balanced, and the grinding quality and precision of the workpiece are improved.

Description

Technical Field

[0001] The utility model relates to the field of abrasive belt machines, in particular to an R-position abrasive belt machine with a constant force real-time control mechanism. Background Art

[0002] A belt sander is a working instrument comprising a sanding belt, a sanding belt housing for accommodating the sanding belt, a motor, a motor housing for accommodating the motor, a handle, a driving wheel, a driven wheel, and a transmission device connecting the motor and the driving wheel. The above-mentioned unit body can rotate around its sanding belt axis, so that the belt sander is located in a comfortable operating position, which can reduce the operator's fatigue after working for a long time.

[0003] At present, when the R-position abrasive belt machine is working, the force control system may become unstable, resulting in abnormal grinding and unstable grinding force, affecting the grinding quality and precision of the workpiece, which is not conducive to improving the processing quality of the R-position abrasive belt machine.

[0004] Therefore, in view of the possible instability of the force control system of the above-mentioned belt sander, which may lead to abnormal grinding, unstable grinding force, and affect the grinding quality and precision of the workpiece, a grinding R-position belt sander with a constant force real-time control mechanism can be designed. Utility Model Content

[0005] In order to overcome the problem that the force control system of the belt sander may be unstable, which may lead to abnormal grinding, unstable grinding force, and affect the grinding quality and accuracy of the workpiece.

[0006] Base comprises support, castor, and frame upper is provided with guide rail, and support and conveyer frames movable end contact site are provided with recoil spring or rubber cushion, and castor is arranged on the pin of base bottom four, to carry mobile handler location.

[0007] Preferably, a support foot is fixedly mounted on the lower end of the mounting frame, and a control electrical box is fixedly mounted on the rear end of the mounting frame.

[0008] Preferably, the support frame is designed in an L-shaped structure, the adjustable clamping seat and the connecting spindle are adapted to each other, and the workpiece is fixed by the clamping block in conjunction with the adjustable clamping seat. The adjustable clamping seat is easy to adjust in the horizontal direction and height, so as to adapt to a variety of processing conditions, which is conducive to improving the flexibility of equipment use.

[0009] Preferably, both upper and lower ends of the connecting spindle are rotatably connected to the connecting piece, and the surface of the connecting spindle is fitted and connected to the grinding belt.

[0010] Preferably, the adjusting rod is rotatably connected to the connecting plate, and the connecting plate is designed in an L-shaped structure.

[0011] Preferably, the adjusting roller is rotatably connected to the adjusting rod, and the adjusting roller is fit-connected to the grinding belt.

[0012] Preferably, the constant force electric telescopic rod is rotatably connected to the mounting plate, and the output end of the constant force electric telescopic rod is rotatably connected to the adjusting rod. The constant force electric telescopic rod is controlled by the system to send the required constant force to the constant force electric telescopic rod, and the constant force electric telescopic rod immediately responds and outputs a constant force.

[0013] Beneficial effects of the utility model:

[0014] 1. This R-position abrasive belt machine with a constant force real-time control mechanism, when the abrasive belt becomes abnormally unstable during operation, the constant force electric telescopic rod will immediately respond and output a constant force to achieve automatic adjustment, change its own length, and cooperate with the adjustment rod to constantly maintain the pressure between the abrasive belt and the abrasive belt, stabilizing the abrasive belt and making the abrasive belt's grinding and polishing force on the workpiece tend to be balanced, which is beneficial to improving the grinding quality and precision of the workpiece;

[0015] 2. The grinding belt machine with constant force real-time control mechanism has a grinding mechanism composed of multiple groups of adjustable mechanisms. The state and tightness of the grinding belt can be easily controlled by adjusting the connecting rod and the adjusting rod, thereby facilitating its disassembly and assembly, which is beneficial to improving the convenience of using the grinding belt machine. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 The three-dimensional structure diagram of the R-position sanding belt machine with constant force real-time control mechanism of the utility model is shown. Figure 1 ;

[0017] Figure 2 The three-dimensional structure diagram of the R-position sanding belt machine with constant force real-time control mechanism of the utility model is shown. Figure 2 ;

[0018] Figure 3 The three-dimensional structure diagram of the R-position sanding belt machine with constant force real-time control mechanism of the utility model is shown. Figure 3 ;

[0019] Figure 4 Shown is a schematic diagram of the three-dimensional structure of the constant force electric telescopic rod of the present invention.

[0020] Explanation of the accompanying reference numerals: 1. Mounting frame; 2. Adjustable clamping seat; 3. Support frame; 4. Telescopic cylinder; 5. Clamping block; 6. Mounting base; 7. Mounting plate; 8. Connecting rod; 9. Connecting piece; 10. Connecting spindle; 11. Driving motor; 12. Driving disk; 13. Grinding belt; 14. Connecting plate; 15. Adjusting rod; 16. Adjusting roller; 17. Constant force electric telescopic rod; 18. Support foot. DETAILED DESCRIPTION

[0021] The present invention will be further described below with reference to the accompanying drawings and embodiments.

[0022] See also Figure 1-Figure 4 The utility model provides an embodiment: a grinding R-position sanding belt machine with a constant force real-time control mechanism, comprising a mounting frame 1, an adjustable clamping seat 2 is provided on the left side of the upper end of the mounting frame 1, a support frame 3 is fixedly installed on the upper side of the front end of the adjustable clamping seat 2, a telescopic cylinder 4 is fixedly installed on the upper end of the support frame 3, the output end of the telescopic cylinder 4 extends to the inner side of the support frame 3 and is fixedly installed with a clamping block 5, a mounting base 6 is fixedly installed on the upper end of the mounting base 6, a mounting plate 7 is fixedly installed on the upper end of the mounting plate 7, a connecting rod 8 is provided on the front side of the lower end of the mounting plate 7, and a connecting rod 8 is provided on the upper end of the connecting rod 8 A connecting piece 9 is fixedly installed on the left side of the end, and a connecting spindle 10 is provided on the inner side of the connecting piece 9. A driving motor 11 is fixedly installed on the right side of the lower end of the mounting plate 7. The output end of the driving motor 11 extends to the top of the mounting plate 7 and is fixedly installed with a driving disk 12. The surface of the driving disk 12 is provided with a grinding belt 13. The lower end of the mounting plate 7 is located on the side of the driving motor 11 and is fixedly installed with a connecting plate 14. An adjusting rod 15 is provided on the connecting plate 14, and an adjusting roller 16 is provided on the upper end of the adjusting rod 15. The lower end of the mounting plate 7 is located on the side of the connecting rod 8 and is provided with a constant force electric telescopic rod 17.

[0023] See also Figure 1-Figure 3 In this embodiment, a support foot 18 is fixedly installed at the lower end of the mounting frame 1, a control electrical box is fixedly installed at the rear end of the mounting frame 1, and the support frame 3 is designed in an L-shaped structure. The adjustable clamping seat 2 is adapted to the connecting spindle 10. The position of the adjustable clamping seat 2 is adjusted by multiple cylinder structures, so that the adjustable clamping seat 2 is moved to a position suitable for processing. The clamping block 5 is driven downward by the telescopic cylinder 4 to complete the clamping of the workpiece, which is beneficial to maintaining the stability of the workpiece during processing.

[0024] See also Figure 1-Figure 4In this embodiment, the upper and lower ends of the connecting spindle 10 are rotatably connected to the connecting piece 9, the surface of the connecting spindle 10 is fitted and connected to the grinding belt 13, the adjusting rod 15 is rotatably connected to the connecting plate 14, the connecting plate 14 is designed in an L-shaped structure, the adjusting roller 16 is rotatably connected to the adjusting rod 15, the adjusting roller 16 is fitted and connected to the grinding belt 13, the constant force electric telescopic rod 17 is rotatably connected to the mounting plate 7, and the output end of the constant force electric telescopic rod 17 is rotatably connected to the adjusting rod 15. When the grinding belt 13 becomes abnormally unstable during operation, the constant force electric telescopic rod 17 immediately responds and outputs a constant force to achieve automatic adjustment, change its own length, and cooperate with the adjusting rod 15 to constantly maintain the pressure between it and the grinding belt 13, stabilize the grinding belt 13, and make the grinding and polishing force of the grinding belt 13 on the workpiece tend to be balanced, which is beneficial to improving the grinding quality and precision of the workpiece.

[0025] When working, first place the workpiece on the adjusted adjustable clamping seat 2, and drive the clamping block 5 downward through the telescopic cylinder 4 to complete the clamping of the workpiece, and drive the drive disc 12 to rotate through the driving motor 11, and cooperate with the adjusting roller 16 and the connecting spindle 10 to drive the grinding belt 13 to work, so as to carry out the grinding operation of the workpiece. When the grinding belt 13 becomes abnormally unstable during the operation, the constant force electric telescopic rod 17 will respond and output a constant force to achieve automatic adjustment, change its own length, and cooperate with the adjusting rod 15 to constantly maintain the pressure between it and the grinding belt 13, stabilize the grinding belt 13, and make the grinding and polishing force of the grinding belt 13 on the workpiece tend to be balanced.

[0026] Through the above steps, the constant force electric telescopic rod 17 responds and outputs a constant force, realizes automatic adjustment, changes its own length, and cooperates with the adjusting rod 15 to constantly maintain the pressure between it and the grinding belt 13, stabilize the grinding belt 13, and make the grinding and polishing force of the grinding belt 13 on the workpiece tend to be balanced, so as to solve the problem that the force control system of the belt machine may be unstable, resulting in abnormal grinding, unstable grinding force, and affecting the grinding quality and accuracy of the workpiece.

Claims

1. A belt grinding machine with a constant force real-time control mechanism, comprising a mounting frame (1), characterized in that: An adjustable clamping seat (2) is provided on the left side of the upper end of the mounting frame (1), a support frame (3) is fixedly installed on the upper side of the front end of the adjustable clamping seat (2), a telescopic cylinder (4) is fixedly installed on the upper end of the support frame (3), the output end of the telescopic cylinder (4) extends to the inner side of the support frame (3) and is fixedly installed with a clamping block (5), a mounting base (6) is fixedly installed on the upper end of the mounting base (6), a mounting plate (7) is fixedly installed on the upper end of the mounting plate (7), a connecting rod (8) is provided on the front side of the lower end of the mounting plate (7), a connecting piece (9) is fixedly installed on the left side of the upper end of the connecting rod (8), and the inner side of the connecting piece (9) is fixedly installed. A connecting spindle (10) is provided, a driving motor (11) is fixedly installed on the right side of the lower end of the mounting plate (7), the output end of the driving motor (11) extends to the upper side of the mounting plate (7) and is fixedly installed with a driving disk (12), a surface of the driving disk (12) is provided with a grinding belt (13), the lower end of the mounting plate (7) is located on the side of the driving motor (11) and is fixedly installed with a connecting plate (14), an adjusting rod (15) is provided on the connecting plate (14), an adjusting roller (16) is provided on the upper end of the adjusting rod (15), and a constant force electric telescopic rod (17) is provided on the lower end of the mounting plate (7) and is located on the side of the connecting rod (8).

2. The R-position grinding belt machine with a constant force real-time control mechanism according to claim 1, characterized in that: A support foot (18) is fixedly mounted on the lower end of the mounting frame (1), and a control electric box is fixedly mounted on the rear end of the mounting frame (1).

3. The R-position grinding belt machine with a constant force real-time control mechanism according to claim 1, characterized in that: The support frame (3) is designed to be L-shaped, and the adjustable clamping seat (2) and the connecting spindle (10) are adapted to each other.

4. The R-position grinding belt machine with a constant force real-time control mechanism according to claim 3, characterized in that: The upper and lower ends of the connecting main shaft (10) are both rotatably connected to the connecting member (9), and the surface of the connecting main shaft (10) is fitted and connected to the grinding belt (13).

5. The R-position grinding belt machine with a constant force real-time control mechanism according to claim 1, characterized in that: The adjusting rod (15) is rotatably connected to the connecting plate (14), and the connecting plate (14) is designed to be an L-shaped structure.

6. The R-position grinding belt machine with a constant force real-time control mechanism according to claim 5, characterized in that: The regulating roller (16) is rotatably connected to the regulating rod (15), and the regulating roller (16) is fittedly connected to the grinding belt (13).

7. The R-position grinding belt machine with a constant force real-time control mechanism according to claim 6, characterized in that: The constant-force electric telescopic rod (17) is rotatably connected to the mounting plate (7), and the output end of the constant-force electric telescopic rod (17) is rotatably connected to the adjusting rod (15).

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