High-precision part surface grinding and polishing mechanism

Abstract

The invention belongs to the technical field of high-precision part machining, and particularly relates to a high-precision part surface grinding and polishing mechanism which comprises a box body, a workbench is fixedly connected to one side of the outer portion of the box body, grinding rollers are rotatably connected to the interior of the workbench, and polishing rollers are symmetrically and rotatably connected to the upper portion of the interior of the box body. A fan is rotationally connected to the position, located above the polishing roller, in the box body. The invention provides a high-precision part surface grinding and polishing mechanism, and solves the problems that in most grinding and polishing machines in the prior art, workers need to hold workpieces by hand for grinding and polishing, the workers need to hold the workpieces by hand for a long time, labor is wasted, and the grinding position needs to be frequently adjusted in the grinding process to guarantee the coverage range; however, the problems that the grinding accuracy is affected due to the fact that the workpiece is held by hand inevitably, so that the grinding uniformity is reduced, a large number of chippings are generated in the polishing process, if the chippings are not treated, the machining device and the workpiece are damaged by the splashed chippings easily, and the machining quality is reduced are solved.

Description

Technical Field

[0001] The invention belongs to the field of high-precision parts processing, in particular to a high-precision parts surface grinding and polishing mechanism. Background Art

[0002] The grinding and polishing mechanism is an important component of the precision grinding and polishing system. Metal and hardware products must be ground and polished before use. Grinding and polishing can make the metal surface smoother and ensure that the metal products can be effectively adapted to the device or equipment for use. In order to effectively process metal precision parts, people need a precision parts surface grinding and polishing machine.

[0003] Most of the grinding and polishing machines in the prior art require workers to hold the workpiece for grinding and polishing. It is quite strenuous for workers to hold the workpiece for a long time, and the grinding position needs to be frequently adjusted during the grinding process to ensure the coverage range. However, the grinding accuracy will inevitably be affected due to the hand-held workpiece, thereby reducing the grinding uniformity. In addition, a large amount of debris will be generated during the polishing process. If not handled, the flying debris will easily cause damage to the processing equipment and the workpiece, thereby reducing the processing quality. Summary of the invention

[0004] In view of the above problems existing in the prior art, the main purpose of the present invention is to provide a high-precision surface grinding and polishing mechanism.

[0005] The technical solution of the present invention is as follows: a high-precision surface grinding and polishing mechanism comprises a box body, an external side of the box body is fixedly connected to a workbench, a grinding roller is rotatably connected to the inside of the workbench, a polishing roller is symmetrically rotatably connected to the upper part of the inner part of the box body, a fan is rotatably connected to the inside of the box body and above the polishing roller, a blanking plate is hingedly provided at the lower part of the inner part of the box body, a slide plate is slidably connected to the upper part of the inner part of the box body and located between two polishing rollers, the outside of the slide plate is fixedly connected to a fixed plate, the outside of the fixed plate is symmetrically slidably connected to a clamping plate, a transmission assembly is arranged on the top of the box body, and a linkage assembly is arranged on the outside of the box body.

[0006] As a preferred embodiment, the transmission assembly includes a first motor, which is fixedly connected to the top of the box through an extension plate, and the output end of the first motor extends to the inside of the box and is fixedly connected to the fan, and the output end of the first motor is fixedly connected to a first pulley, and the tops of the two polishing rollers extend to the top of the box through a rotating shaft and are fixedly connected to a second pulley, and the first pulley is respectively connected to the corresponding second pulley through two first transmission belts.

[0007] As a preferred embodiment, the linkage assembly includes a second motor and a linkage unit, the second motor is fixedly connected to an external side of the box body through an extension plate, the output end of the second motor is fixedly connected to a third pulley, the upper outside of the box body is rotatably connected to a fourth pulley, the third pulley and the fourth pulley are connected via a second transmission belt, the output end of the second motor extends to the interior of the box body and is fixedly connected to a rotating rod, one end of the rotating rod is fixedly connected to a second cam that cooperates with a blanking plate, and the slide plate can slide back and forth through the linkage unit.

[0008] As a preferred embodiment, the linkage unit includes a first bevel gear, which is fixedly connected to the outside of the fourth pulley, and a second bevel gear is rotatably connected to the outside of the box and located above the first bevel gear through an extension plate, the first bevel gear and the second bevel gear are meshingly connected, the top of the second bevel gear is fixedly connected to a first cam, and one side of the top of the first cam is fixedly connected to a sliding shaft, one end of the slide extends to the outside of the box and is fixedly connected to a limiting plate, and the sliding shaft is slidably connected to the inside of the limiting plate.

[0009] As a preferred embodiment, a spring is provided between the bottom of the inner wall of the box and the blanking plate, and a blanking funnel is fixedly connected inside the box and between the polishing roller and the blanking plate.

[0010] As a preferred embodiment, the interior of the fixed plate is rotatably connected to a bidirectional lead screw, the exterior of the fixed plate is fixedly connected to a third motor via an extension plate, the output end of the third motor extends to the interior of the fixed plate and is fixedly connected to the bidirectional lead screw, and the two clamping plates are respectively threadedly connected to the outer sides of the bidirectional lead screw.

[0011] As a preferred embodiment, a feed port is opened on the outside of the box body, and a fourth motor is fixedly connected to the outside of the box body and below the workbench through a limit block, and the output end of the fourth motor extends to the inside of the workbench and is fixedly connected to the grinding roller.

[0012] As a preferred implementation, a control panel is installed on one side of the exterior of the box, and the first motor, the second motor, the third motor and the fourth motor are all electrically connected to the control panel.

[0013] The beneficial effects of the present invention are as follows:

[0014] The device can firstly perform initial rough grinding on the workpiece through the grinding roller, then stably clamp the workpiece through the clamping plate, and cooperate with the reciprocating fixed plate to drive the workpiece to reciprocate between the two polishing rollers, thereby improving the polishing uniformity and the polishing efficiency. At the same time, the fan blows the debris generated during the polishing process downward and discharges it to the outside of the box through the discharge plate to prevent the debris from splashing around and causing damage to the polishing roller or the workpiece, thereby affecting the polishing effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] The present invention will be further described below in conjunction with the accompanying drawings.

[0016] Figure 1 A perspective view of the present invention;

[0017] Figure 2 is a side perspective view of the present invention;

[0018] Figure 3 is a cross-sectional view of the present invention;

[0019] Figure 4 It is a partial cross-sectional view of the present invention;

[0020] Figure 5 It is a three-dimensional diagram of the fixing plate in the present invention.

[0021] In the figure: 1. box body; 2. workbench; 3. grinding roller; 4. polishing roller; 5. fan; 6. unloading plate; 7. slide plate; 8. fixing plate; 9. clamping plate; 10. first motor; 11. first pulley; 12. second pulley; 13. first transmission belt; 14. second motor; 15. third pulley; 16. first bevel gear; 17. fourth pulley; 18. second transmission belt; 19. second bevel gear; 20. first cam; 21. limit plate; 22. rotating rod; 23. second cam; 24. spring; 25. bidirectional screw; 26. third motor; 27. unloading funnel; 28. feeding port; 29. ​​control panel; 30. fourth motor. DETAILED DESCRIPTION

[0022] In order to make the technical means, creative features, objectives and effects achieved by the present invention easy to understand, the present invention is further explained below in conjunction with specific implementation methods.

[0023] See also Figure 1-5A high-precision surface grinding and polishing mechanism comprises a box body 1, a workbench 2 is fixedly connected to one side of the outer side of the box body 1, a grinding roller 3 is rotatably connected to the inside of the workbench 2, a polishing roller 4 is symmetrically rotatably connected to the upper part of the inner part of the box body 1, a fan 5 is rotatably connected to the inner part of the box body 1 and located above the polishing roller 4, a blanking plate 6 is hinged at the lower part of the inner part of the box body 1 through a hinge, a slide plate 7 is slidably connected to the upper part of the inner part of the box body 1 and located between the two polishing rollers 4, a fixed plate 8 is fixedly connected to the outside of the slide plate 7, and a clamping plate 9 is symmetrically slidably connected to the outside of the fixed plate 8, a transmission assembly is arranged on the top of the box body 1, and a linkage assembly is arranged on the outside of the box body 1.

[0024] Specifically, the transmission assembly includes a first motor 10, which is fixedly connected to the top of the box body 1 through an extension plate, and the output end of the first motor 10 extends to the inside of the box body 1 and is fixedly connected to the fan 5. The output end of the first motor 10 is fixedly connected to a first pulley 11, and the tops of the two polishing rollers 4 extend to the top of the box body 1 through a rotating shaft and are fixedly connected to a second pulley 12. The first pulley 11 is respectively connected to the corresponding second pulley 12 through two first transmission belts 13. The linkage assembly includes a second motor 14 and a linkage unit. The second motor 14 is fixedly connected to the outer side of the box body 1 through an extension plate, and the output end of the second motor 14 is fixedly connected to the third pulley 15. The upper part of the outer side of the box body 1 is rotatably connected to the fourth pulley 17. The third pulley 15 and the fourth pulley 17 are connected to each other through a second transmission belt 18. The output end of the second motor 14 extends to the inside of the box body 1 and is fixedly connected to a rotating rod 22. One end of the rotating rod 22 is fixedly connected to a second cam 23 that cooperates with the blanking plate 6. The slide plate 7 can The linkage unit performs reciprocating sliding, and the linkage unit includes a first bevel gear 16, which is fixedly connected to the outside of the fourth pulley 17. The outside of the box body 1 and located above the first bevel gear 16 is rotatably connected to a second bevel gear 19 through an extension plate. The first bevel gear 16 is meshed with the second bevel gear 19. The top of the second bevel gear 19 is fixedly connected to a first cam 20, and one side of the top of the first cam 20 is fixedly connected to a sliding shaft. One end of the slide plate 7 extends to the outside of the box body 1 and is fixedly connected to a limiting plate 21, the sliding shaft is slidably connected to the inside of the limit plate 21, a spring 24 is arranged between the bottom of the inner wall of the box body 1 and the unloading plate 6, a unloading funnel 27 is fixedly connected to the inside of the box body 1 and between the polishing roller 4 and the unloading plate 6, a bidirectional lead screw 25 is rotatably connected to the inside of the fixed plate 8, and a third motor 26 is fixedly connected to the outside of the fixed plate 8 through an extension plate, and the output end of the third motor 26 extends to the inside of the fixed plate 8 and is fixedly connected to the bidirectional lead screw 25, and two clamping plates 9 are respectively threadedly connected to the two sides of the outside of the bidirectional lead screw 25.

[0025] Through the above technical solution, the fourth motor 30 is started through the control panel 29, and the output end of the fourth motor 30 drives the grinding roller 3 to rotate, and the high-precision parts are roughly ground by the grinding roller 3. After the initial grinding of the workpiece is completed, it is taken out from the inside of the grinding roller 3 and inserted into the inside of the box 1 through the feed port 28 until one end of the workpiece is inserted between the two clamping plates 9. Then, the third motor 26 is started through the control panel 29, and the third motor 26 drives the bidirectional lead screw 25 to rotate through the output end, so that the bidirectional lead screw 25 drives the clamping plates 9 on both sides to move closer to each other through the threaded connection relationship until the workpiece is clamped and fixed. Then, the first motor 10 and the second motor 14 are started through the control panel 29, and the output end of the first motor 10 drives the fan 5 and the first pulley 11 to rotate, so that the first pulley 11 drives the corresponding second pulley 12 and the polishing roller 4 to rotate through the two first transmission belts 13, and the workpiece can be finely polished through the two polishing rollers 4, and during polishing, the debris generated during the polishing process can be blown downward by the fan 5 to prevent the debris from splashing around and affecting the polishing effect. The second motor 14 can drive the third pulley 15 to rotate when running, and the third pulley 15 can drive the fourth belt pulley 15 through the second transmission belt 18 The wheel 17 rotates with the first bevel gear 16, and the first bevel gear 16 drives the second bevel gear 19 and the first cam 20 to rotate through the meshing relationship, so that the first cam 20 drives the sliding shaft to rotate inside the limit plate 21, thereby driving the slide plate 7 and the fixed plate 8 to slide back and forth through the limit plate 21, thereby driving the workpiece to reciprocate through the clamping plate 9 outside the fixed plate 8, which can improve the polishing uniformity during the polishing process of the workpiece, and the second motor 14 can drive the rotating rod 22 and the second cam 23 to rotate while running, and the second cam 23 can drive the blanking plate 6 to cooperate with the spring 24 to perform high frequency Vibration, thereby quickly shaking off the fallen debris to the outside of the box 1, until the workpiece is polished and all electrical equipment can be turned off. The device can first perform an initial rough grinding on the workpiece through the grinding roller 3, and then stably clamp the workpiece through the clamping plate 9, and cooperate with the reciprocating fixed plate 8 to drive the workpiece to reciprocate between the two polishing rollers 4, thereby improving the polishing uniformity and the polishing efficiency. At the same time, the fan 5 is used to blow the debris generated during the polishing process downward and discharge it to the outside of the box 1 through the unloading plate 6 to prevent the debris from splashing around and causing damage to the polishing roller 4 or the workpiece, thereby affecting the polishing effect.

[0026] Specifically, a feed port 28 is opened on the outside of the box body 1, and a fourth motor 30 is fixedly connected to the outside of the box body 1 and below the workbench 2 through a limit block. The output end of the fourth motor 30 extends to the inside of the workbench 2 and is fixedly connected to the grinding roller 3. A control panel 29 is installed on one side of the outside of the box body 1, and the first motor 10, the second motor 14, the third motor 26 and the fourth motor 30 are all electrically connected to the control panel 29.

[0027] Through the above technical solution, the control panel 29 provided can facilitate the staff to quickly control the first motor 10 , the second motor 14 , the third motor 26 and the fourth motor 30 .

[0028] When in use, the fourth motor 30 is started through the control panel 29, and the output end of the fourth motor 30 drives the grinding roller 3 to rotate, and the high-precision parts are roughly ground by the grinding roller 3. When the workpiece is initially ground, it is taken out from the inside of the grinding roller 3 and inserted into the inside of the box body 1 through the feed port 28 until one end of the workpiece is inserted between the two clamping plates 9. Then, the third motor 26 is started through the control panel 29, and the third motor 26 drives the bidirectional lead screw 25 to rotate through the output end, so that the bidirectional lead screw 25 drives the clamping plates 9 on both sides to move closer to each other through the threaded connection relationship until the workpiece is clamped and fixed. Then, the first motor is started through the control panel 29. 10 and a second motor 14, the output end of the first motor 10 drives the fan 5 and the first pulley 11 to rotate, so that the first pulley 11 drives the corresponding second pulley 12 and the polishing roller 4 to rotate through the two first transmission belts 13, and the workpiece can be finely polished by the two polishing rollers 4, and during polishing, the debris generated during the polishing process can be blown downward by the fan 5 to prevent the debris from splashing around and affecting the polishing effect. The second motor 14 can drive the third pulley 15 to rotate during operation, and the third pulley 15 can drive the fourth pulley 17 and the first bevel gear 16 to rotate through the second transmission belt 18, and the first bevel gear 16 is then engaged with the first bevel gear 16 through the meshing relationship The second bevel gear 19 and the first cam 20 are driven to rotate, so that the first cam 20 drives the sliding shaft to rotate inside the limit plate 21, thereby driving the slide plate 7 and the fixed plate 8 to slide back and forth through the limit plate 21, thereby driving the workpiece to reciprocate through the clamping plate 9 outside the fixed plate 8, so that the polishing uniformity of the workpiece can be improved during the polishing process, and the second motor 14 can drive the rotating rod 22 and the second cam 23 to rotate while running, and the second cam 23 can be rotated to push the blanking plate 6 to cooperate with the spring 24 to vibrate at a high frequency, so that the fallen debris can be quickly shaken off to the outside of the box 1 until the polishing of the workpiece is completed and all electrical The device can first perform initial rough grinding on the workpiece through the grinding roller 3, and then stably clamp the workpiece through the clamping plate 9, and cooperate with the reciprocating fixed plate 8 to drive the workpiece to reciprocate between the two polishing rollers 4, thereby improving the polishing uniformity and the polishing efficiency. At the same time, the fan 5 blows the debris generated during the polishing process downward and discharges it to the outside of the box 1 through the unloading plate 6 to prevent the debris from splashing around and causing damage to the polishing roller 4 or the workpiece, thereby affecting the polishing effect. The control panel 29 provided can facilitate the staff to quickly control the first motor 10, the second motor 14, the third motor 26 and the fourth motor 30.

[0029] The above-mentioned front, back, left, right, top and bottom are all based on the figures in the specification. Figure 1 As a benchmark, according to the person's observation perspective, the side of the device facing the observer is defined as the front, the left side of the observer is defined as the left, and so on.

[0030] In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying 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 limiting the scope of protection of the present invention.

[0031] The above shows and describes the basic principles, main features and advantages of the present invention. It should be understood by those skilled in the art that the present invention is not limited to the above embodiments. The above embodiments and descriptions are only for explaining the principles of the present invention. Without departing from the spirit and scope of the present invention, the present invention may have various changes and improvements, which fall within the scope of the present invention. The scope of protection of the present invention is defined by the attached claims and their equivalents.

Claims

1. A high-precision surface grinding and polishing mechanism, comprising a housing (1), characterized in that: A workbench (2) is fixedly connected to one side of the exterior of the box (1), a grinding roller (3) is rotatably connected to the interior of the workbench (2), a polishing roller (4) is symmetrically rotatably connected to the interior of the box (1), a fan (5) is rotatably connected to the interior of the box (1) and located above the polishing roller (4), a blanking plate (6) is hingedly connected to the interior of the box (1) and located above the polishing roller (4), a slide plate (7) is slidably connected to the interior of the box (1) and located between the two polishing rollers (4), the exterior of the slide plate (7) is fixedly connected to a fixing plate (8), the exterior of the fixing plate (8) is symmetrically slidably connected to a clamping plate (9), a transmission assembly is arranged on the top of the box (1), and a linkage assembly is arranged on the exterior of the box (1).

2. A high-precision surface grinding and polishing mechanism according to claim 1, characterized in that: The transmission assembly comprises a first motor (10), the first motor (10) is fixedly connected to the top of the box (1) through an extension plate, the output end of the first motor (10) extends to the inside of the box (1) and is fixedly connected to the fan (5), the output end of the first motor (10) is fixedly connected to a first pulley (11), the tops of the two polishing rollers (4) extend to the top of the box (1) through a rotating shaft and are fixedly connected to a second pulley (12), and the first pulley (11) is respectively connected to the corresponding second pulley (12) through two first transmission belts (13).

3. A high-precision surface grinding and polishing mechanism according to claim 2, characterized in that: The linkage assembly comprises a second motor (14) and a linkage unit, wherein the second motor (14) is fixedly connected to an outer side of the box body (1) through an extension plate, the output end of the second motor (14) is fixedly connected to a third pulley (15), the upper portion of the outer portion of the box body (1) is rotatably connected to a fourth pulley (17), the third pulley (15) and the fourth pulley (17) are transmission-connected via a second transmission belt (18), the output end of the second motor (14) extends to the inside of the box body (1) and is fixedly connected to a rotating rod (22), one end of the rotating rod (22) is fixedly connected to a second cam (23) matched with a blanking plate (6), and the slide plate (7) can slide back and forth through the linkage unit.

4. A high-precision surface grinding and polishing mechanism according to claim 3, characterized in that: The linkage unit comprises a first bevel gear (16), the first bevel gear (16) is fixedly connected to the outside of a fourth pulley (17), a second bevel gear (19) is rotatably connected to the outside of the housing (1) and located above the first bevel gear (16) through an extension plate, the first bevel gear (16) and the second bevel gear (19) are meshingly connected, a first cam (20) is fixedly connected to the top of the second bevel gear (19), a sliding shaft is fixedly connected to one side of the top of the first cam (20), one end of the slide plate (7) extends to the outside of the housing (1) and is fixedly connected to a limiting plate (21), and the sliding shaft is slidably connected to the inside of the limiting plate (21).

5. A high-precision surface grinding and polishing mechanism according to claim 1, characterized in that: A spring (24) is provided between the bottom of the inner wall of the box body (1) and the blanking plate (6), and a blanking funnel (27) is fixedly connected inside the box body (1) and between the polishing roller (4) and the blanking plate (6).

6. A high-precision surface grinding and polishing mechanism according to claim 2, characterized in that: The interior of the fixed plate (8) is rotatably connected to a bidirectional lead screw (25), the exterior of the fixed plate (8) is fixedly connected to a third motor (26) via an extension plate, the output end of the third motor (26) extends to the interior of the fixed plate (8) and is fixedly connected to the bidirectional lead screw (25), and the two clamping plates (9) are respectively threadedly connected to the exterior sides of the bidirectional lead screw (25).

7. A high-precision surface grinding and polishing mechanism according to claim 6, characterized in that: A feed port (28) is provided on the outside of the box body (1), and a fourth motor (30) is fixedly connected to the outside of the box body (1) and located below the workbench (2) via a limit block, and an output end of the fourth motor (30) extends to the inside of the workbench (2) and is fixedly connected to the grinding roller (3).

8. A high-precision surface grinding and polishing mechanism according to claim 7, characterized in that: A control panel (29) is installed on one side of the exterior of the box (1), and the first motor (10), the second motor (14), the third motor (26) and the fourth motor (30) are all electrically connected to the control panel (29).

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