Driving mechanism and transmission part polishing mechanism thereof

Abstract

The utility model discloses a driving mechanism and a transmission part polishing mechanism thereof, the driving mechanism comprises a working table, the top end of the working table is provided with an adjusting mechanism, the adjusting mechanism comprises an adjusting wheel, and the adjusting wheel is rotatably arranged at the top end of the working table; the adjusting wheel is connected with the moving rod, a moving groove is formed in the top end of the workbench, and the moving rod is connected with an inner cavity of the moving groove; and the adjusting assembly is arranged in the workbench, and the positioning and cleaning assembly is arranged at the top end of the workbench and used for positioning the adjusting assembly and cleaning the grinding belt. By means of the arrangement mode that the adjusting wheel, the moving rod, the adjusting assembly and the positioning and cleaning assembly are matched, the distance between the driving wheel and the driven wheel and the distance between the driving wheel and the driven wheel and the distance between the adjusting wheel are changed, and therefore the tensioning degree of the polishing belt can be adjusted; and the outer wall of the grinding belt can be cleaned, and use is convenient.

Description

Technical Field

[0001] The utility model relates to the technical field related to polishing mechanisms, in particular to a driving mechanism and a polishing mechanism for a transmission component thereof. Background Art

[0002] Polishing machines are mainly used for grinding and polishing the surface of workpieces, mainly through the contact and friction between the abrasive belt mechanism and the workpiece.

[0003] The sanding belt mechanism at least includes a driving wheel, a tensioning wheel, a motor and a sanding belt. At present, the structure of the sanding belt mechanism is relatively simple, and the installation position of the tensioning wheel is adjusted and locked mainly by bolts to adjust the tension of the sanding belt. This structure requires frequent shutdowns for manual operations, and the tensioning wheel needs to be removed when replacing the sanding belt, which is troublesome to operate. Utility Model Content

[0004] The purpose of the utility model is to provide a driving mechanism to solve the problems raised in the above background technology.

[0005] To achieve the above object, the utility model provides the following technical solution: a driving mechanism, comprising a workbench, a motor is fixedly mounted at the bottom end of the workbench, the output end of the motor is transmission-connected to a driving wheel, the top end of the workbench is rotationally connected to a driven wheel, and a grinding belt is arranged between the driving wheel and the driven wheel;

[0006] The top of the workbench is provided with an adjustment mechanism, and the adjustment mechanism comprises:

[0007] An adjusting wheel, the adjusting wheel being rotatably arranged on the top of the workbench;

[0008] A moving rod, the adjusting wheel is rotatably connected with the moving rod, a moving groove is provided on the top of the workbench, and the moving rod is slidably connected with the inner cavity of the moving groove;

[0009] An adjusting component, which is arranged inside the workbench and is used to drive the moving rod to change the position of the adjusting wheel;

[0010] A positioning and cleaning component is arranged at the top of the workbench and is used for positioning the adjustment component and cleaning the grinding belt.

[0011] Preferably, the adjustment component comprises:

[0012] A driving rod, wherein an adjusting groove is provided at the bottom end of the inner wall of the movable groove, and both ends of the driving rod are rotatably interlaced with the inner wall of the adjusting groove;

[0013] A moving block, wherein the moving block and the driving rod form a lead screw transmission, and the moving rod is fixedly connected to the top end of the moving block;

[0014] The limit blocks are fixedly connected to both sides of the moving block respectively, and the limit grooves are arranged on both sides of the inner wall of the adjusting groove, and the limit blocks are slidably and interlacedly connected with the inner cavity of the limit groove.

[0015] Preferably, the adjustment component further comprises:

[0016] The turntable is fixedly connected to one end of the driving rod, and the positioning and cleaning assembly cooperates with the turntable.

[0017] Preferably, the positioning and cleaning component comprises:

[0018] A slide rod, a slide groove is provided at the top of the workbench, and both ends of the slide rod are fixedly connected to the inner wall of the slide groove;

[0019] A slide plate, wherein the slide plate is slidably interlaced with the slide rod;

[0020] A cleaning plate, the cleaning plate being fixedly connected to the top of the slide plate;

[0021] A compression spring is sleeved on the outside of the slide rod.

[0022] Preferably, one end of the compression spring is fixedly connected to the slide plate, and the other end of the compression spring is fixedly connected to the inner wall of the slide groove.

[0023] Preferably, the positioning and cleaning component further comprises:

[0024] A limiting plate, the limiting plate is fixedly connected to the outer wall of the cleaning plate;

[0025] A positioning rod, a plurality of positioning holes are equidistantly provided on the outer wall of the rotating disk, one end of the positioning rod is rotatably connected to the cleaning plate through a rotating shaft, and the other end of the positioning rod is slidably and interlacedly connected to the inner cavity of the positioning hole.

[0026] Another object of the utility model is to provide a transmission component polishing mechanism, wherein the transmission component polishing mechanism comprises the above-mentioned driving mechanism.

[0027] Technical effects and advantages of the utility model:

[0028] The utility model utilizes a setting mode in which an adjusting wheel, a moving rod, an adjusting assembly and a positioning and cleaning assembly are matched with each other. By rotating the driving rod, the moving block can drive the adjusting wheel to move, thereby changing the spacing between the driving wheel, the driven wheel and the adjusting wheel, so that the tension of the grinding belt can be adjusted. The positioning and cleaning assembly can not only position the driving rod, but also clean the outer wall of the grinding belt, which is convenient for use. BRIEF DESCRIPTION OF THE DRAWINGS

[0029] Figure 1 It is a schematic diagram of the overall structure of the utility model.

[0030] Figure 2 This is a schematic diagram of the internal structure of the side of the adjustment component of the utility model.

[0031] Figure 3 This is a schematic diagram of the internal structure of the front side of the adjustment component of the utility model.

[0032] Figure 4 This is a structural schematic diagram of the positioning rod of the utility model.

[0033] In the figure: 1. workbench; 2. motor; 3. driving wheel; 4. driven wheel; 5. grinding belt; 6. adjusting mechanism; 61. adjusting wheel; 62. moving rod; 63. adjusting assembly; 631. driving rod; 632. moving block; 633. limiting block; 634. turntable; 64. positioning and cleaning assembly; 641. sliding rod; 642. sliding plate; 643. cleaning plate; 644. compression spring; 645. limiting plate; 646. positioning rod. DETAILED DESCRIPTION

[0034] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in 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.

[0035] The utility model provides Figure 1-4 A driving mechanism shown includes a workbench 1, a motor 2 is fixedly mounted at the bottom end of the workbench, the motor 2 is electrically connected to an external power supply through an external switch, the output end of the motor 2 is drivingly connected to a driving wheel 3, the top end of the workbench 1 is rotatably connected to a driven wheel 4, a grinding belt 5 is arranged between the driving wheel 3 and the driven wheel 4, the motor 2 can drive the driving wheel 3 to rotate, and drive the grinding belt 5 to rotate on the driven wheel 4 and the adjusting wheel 61, so as to realize polishing of the object;

[0036] Furthermore, an adjusting mechanism 6 is provided at the top of the workbench 1, and the adjusting mechanism 6 includes: an adjusting wheel 61, a moving rod 62, an adjusting assembly 63 and a positioning and cleaning assembly 64. The adjusting wheel 61 is rotatably provided at the top of the workbench 1; the adjusting wheel 61 and the moving rod 62 are rotatably interlaced and connected, a moving groove is provided at the top of the workbench 1, and the moving rod 62 is slidably interlaced and connected with the inner cavity of the moving groove; the adjusting assembly 63 is provided inside the workbench 1, and is used to drive the moving rod 62 to change the position of the adjusting wheel 61; the positioning and cleaning assembly 64 is provided at the top of the workbench 1, and is used to position the adjusting assembly 63 and clean the grinding belt 5.

[0037] Specifically, the adjustment assembly 63 includes: a driving rod 631, a moving block 632, a limiting block 633 and a rotating disk 634. The bottom end of the inner wall of the moving groove is provided with an adjustment groove. Both ends of the driving rod 631 are rotatably connected with the inner wall of the adjustment groove. The moving block 632 and the driving rod 631 form a screw transmission, and the moving rod 62 is fixedly connected to the top of the moving block 632. A plurality of limiting blocks 633 are respectively fixedly connected to both sides of the moving block 632. Both sides of the inner wall of the adjustment groove are provided with limiting grooves. The limiting blocks 633 are slidably connected with the inner cavity of the limiting groove. The rotating disk 634 is fixedly connected to one end of the driving rod 631. The positioning and cleaning assembly 64 cooperates with the rotating disk 634. The driving rod 631 can be rotated by the rotating disk 634, so that the plurality of moving blocks 632 can be mobilized to move relative to each other, and the adjusting wheel 61 can be driven to move, so that the spacing between the driving wheel 3 and the driven wheel 4 and the adjusting wheel 61 changes, and the tension of the grinding belt 5 can be adjusted.

[0038] Specifically, the positioning cleaning assembly 64 includes: a slide bar 641, a slide plate 642, a cleaning plate 643, a compression spring 644, a limit plate 645 and a positioning rod 646. A slide groove is provided at the top of the workbench 1. Both ends of the slide bar 641 are fixedly connected to the inner wall of the slide groove. The slide plate 642 is slidably interlaced with the slide bar 641. The cleaning plate 643 is fixedly connected to the top of the slide plate 642. The compression spring 644 is sleeved on the outside of the slide bar 641. One end of the compression spring 644 is fixedly connected to the slide plate 642, and the other end of the compression spring 644 is fixedly connected to the inner wall of the slide groove. The compression spring 644 is always in a compressed state, so that the slide plate 642 can provide a stable elastic force to the cleaning plate 643 and the positioning rod 646, so that the cleaning plate 643 can be closely attached to the grinding belt 5 when cleaning the grinding belt 5, and the debris remaining on the outer wall of the grinding belt 5 can be cleaned. The limiting plate 645 is fixedly connected to the outer wall of the cleaning plate 643; a plurality of positioning holes are equidistantly provided on the outer wall of the turntable 634, one end of the positioning rod 646 is rotatably connected to the cleaning plate 643 through a rotating shaft, and the other end of the positioning rod 646 is slidably inserted and connected to the inner cavity of the positioning hole. The limiting plate 645 can be used to limit the positioning rod 646 so that the positioning rod 646 can be tightly inserted and stably inserted with the positioning hole under the elastic force of the compression spring 644 to prevent the turntable 634 from rotating accidentally during use, making the tension adjustment invalid, and when the positioning rod 646 is inserted with the positioning hole, the cleaning plate 643 can be kept away from the grinding belt 5. Only when the insertion with the positioning hole is released, the cleaning plate 643 can be closely attached to the grinding belt 5 for cleaning under the elastic force of the compression spring 644, which is convenient for use.

[0039] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A driving mechanism, comprising: A workbench (1) has a motor (2) fixedly mounted at its bottom end, the output end of the motor (2) is drivingly connected to a driving wheel (3), the top end of the workbench (1) is rotatably connected to a driven wheel (4), and a grinding belt (5) is provided between the driving wheel (3) and the driven wheel (4); The feature is that an adjustment mechanism (6) is provided at the top of the workbench (1), and the adjustment mechanism (6) comprises: An adjusting wheel (61), the adjusting wheel (61) being rotatably disposed on a top end of the workbench (1); A moving rod (62), the adjusting wheel (61) and the moving rod (62) are rotatably connected and interlaced with each other, a moving groove is provided at the top of the workbench (1), and the moving rod (62) is slidably connected and interlaced with the inner cavity of the moving groove; an adjusting component (63), the adjusting component (63) being arranged inside the workbench (1) and being used for driving the moving rod (62) to change the position of the adjusting wheel (61); A positioning and cleaning component (64) is arranged at the top of the workbench (1) and is used for positioning the adjustment component (63) and cleaning the grinding belt (5).

2. A driving mechanism according to claim 1, characterized in that: The regulating component (63) comprises: A driving rod (631), wherein an adjustment groove is provided at the bottom end of the inner wall of the movable groove, and both ends of the driving rod (631) are rotatably interlaced with the inner wall of the adjustment groove; A moving block (632), wherein the moving block (632) and the driving rod (631) form a screw transmission, and the moving rod (62) is fixedly connected to the top end of the moving block (632); A plurality of limit blocks (633) are respectively fixedly connected to two sides of the moving block (632); limit grooves are provided on both sides of the inner wall of the adjustment groove; and the limit blocks (633) are slidably interlaced with the inner cavity of the limit groove.

3. A driving mechanism according to claim 2, characterized in that: The adjustment component (63) further comprises: A rotating disk (634) is fixedly connected to one end of the driving rod (631), and the positioning and cleaning assembly (64) cooperates with the rotating disk (634).

4. A driving mechanism according to claim 3, characterized in that: The positioning and cleaning component (64) comprises: A slide rod (641), wherein a slide groove is provided at the top of the workbench (1), and both ends of the slide rod (641) are fixedly connected to the inner wall of the slide groove; A slide plate (642), wherein the slide plate (642) is slidably interlaced with the slide rod (641); A cleaning plate (643), wherein the cleaning plate (643) is fixedly connected to the top of the slide plate (642); A compression spring (644), wherein the compression spring (644) is sleeved on the outside of the sliding rod (641).

5. A driving mechanism according to claim 4, characterized in that: One end of the compression spring (644) is fixedly connected to the slide plate (642), and the other end of the compression spring (644) is fixedly connected to the inner wall of the slide groove.

6. A driving mechanism according to claim 4, characterized in that: The positioning and cleaning component (64) further comprises: a limiting plate (645), wherein the limiting plate (645) is fixedly connected to the outer wall of the cleaning plate (643); A positioning rod (646), wherein the outer wall of the rotating disk (634) is provided with a plurality of positioning holes at equal intervals, one end of the positioning rod (646) is rotatably connected to the cleaning plate (643) via a rotating shaft, and the other end of the positioning rod (646) is slidably connected to the inner cavity of the positioning hole.

7. A transmission component polishing mechanism, characterized in that: The transmission component polishing mechanism comprises a driving mechanism as described in any one of claims 1-6.

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