Gear drive grinding wheel sharpening machine

Abstract

The utility model discloses a gear transmission grinding wheel sharpening machine which comprises a base, a first connecting rod, a second connecting rod, a second bearing, a hydraulic rod, a third connecting rod, a third bearing, an operation table, a first gear, a third gear and a lifting rod. A first rotating shaft penetrates through the outer wall of the first bearing, the first connecting rod penetrates through the outer wall of the first rotating shaft, and a second rotating shaft penetrates through the top of the connecting rod. And then a first connecting rod rotates through a first rotating shaft, a second rotating shaft, a third rotating shaft and a fourth rotating shaft, at the moment, a second connecting rod drives check blocks to move through rotation of the first connecting rod, and finally the check blocks on the two sides move along the inner wall of a supporting plate, so that a workpiece is fixed, the workpiece is prevented from flying out during grinding, and safety is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of grinding wheel repair machines, in particular to a gear-driven grinding wheel repair machine. Background Art

[0002] After a period of use, the cylindrical tolerance of the grinding wheel's circumference is large, which will affect its subsequent use, so it needs to be reground. Handheld rotating grinding wheels are often used for grinding, and the grinding accuracy is poor. Especially when the grinding wheel is long, the straightness of the handheld grinding wheel moving along the axial direction of the grinding wheel cannot be guaranteed. At the same time, the grinding wheel is easy to deform.

[0003] The gear-driven grinding wheel grinders on the market have low precision when grinding workpieces and cannot change the grinding position at will. When the workpiece needs to be fixed, the fixing structure is not stable enough. Therefore, we propose a simpler and more convenient gear-driven grinding wheel grinder. Utility Model Content

[0004] The utility model aims to provide a gear-driven grinding wheel grinding machine to solve the problems raised in the above-mentioned background technology, that is, when grinding a workpiece, the accuracy is not high, the grinding position cannot be changed at will, and the fixing structure is not stable enough when the workpiece needs to be fixed.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a gear-driven grinding wheel grinding machine, comprising a base, a first connecting rod, a second connecting rod, a second bearing, a hydraulic rod, a third connecting rod, a third bearing, an operating table, a first gear, a third gear, and a lifting rod, a workbench is installed on the top of the base, a first bearing is welded to the outer wall of the workbench, a first rotating shaft is penetrated through the outer wall of the first rotating shaft, the first connecting rod penetrates the outer wall of the first rotating shaft, the top of the connecting rod penetrates the second rotating shaft, the second connecting rod penetrates the outer wall of the second rotating shaft, the top of the second connecting rod penetrates the third The second bearing passes through the outer wall of the third rotating shaft, the bottom of the second bearing is fixedly connected with a block, support plates are installed on both sides of the block, the end of the first connecting rod passes through the fourth rotating shaft, the hydraulic rod passes through the outer wall of the fourth rotating shaft, one side of the first connecting rod passes through the fifth rotating shaft, the third connecting rod passes through the outer wall of the fifth rotating shaft, the top of the third connecting rod passes through the sixth rotating shaft, the third bearing passes through the outer wall of the sixth rotating shaft, the bottom of the third bearing is fixedly connected with a movable rod sleeve, the interior of the movable rod sleeve passes through a fixed rod, and the top of the base is installed There is a fourth bearing, the outer wall of the fourth bearing passes through a first threaded rod, one end of the first threaded rod is fixedly connected to a first handle, the operating table passes through the outer wall of the first threaded rod, one side of the operating table passes through a seventh rotating shaft, one end of the seventh rotating shaft is welded to a second handle, the first gear passes through the other end of the seventh rotating shaft, a second gear is meshed below the first gear, an eighth rotating shaft is passed through the outer wall of the second gear, the third gear passes through the outer wall of the eighth rotating shaft, one side of the third gear is meshed with an arc groove, the outer wall of the lifting rod is provided with an arc groove, the A fifth bearing is welded on the top of the operating table, a second threaded rod is penetrated through the outer wall of the fifth bearing, a third handle is welded to one end of the second threaded rod, a movable block is welded to the top of the lifting rod, a support rod is fixedly connected to the top of the movable block, a casing is welded to the outer wall of the support rod, a ninth rotating shaft is penetrated through the outer wall of the casing, a fourth handle is installed at one end of the ninth rotating shaft, a fourth gear is installed at the other end of the ninth rotating shaft, a fifth gear is meshed above the fourth gear, a tenth rotating shaft is installed inside the fifth gear, a grinding wheel is installed at one end of the tenth rotating shaft.

[0006] Preferably, the first connecting rod forms a rotating structure through the hydraulic rod, the first rotating shaft, the second rotating shaft, the third rotating shaft, the fourth rotating shaft, the second connecting rod and the stopper, and the stopper is tightly fitted with the support plates on both sides.

[0007] Preferably, the threaded rod forms a rotating structure through the fourth bearing and the first handle, and the operating platform forms a translation structure through the first threaded rod, the fourth bearing and the first handle.

[0008] Preferably, the third gear forms a rotating structure through the seventh rotating shaft, the second handle, the first gear, the second gear and the eighth rotating shaft, and the lifting rod forms a lifting structure through the eighth rotating shaft, the third gear, the seventh rotating shaft, the second handle, the first gear, the second gear and the arc groove.

[0009] Preferably, the second threaded rod forms a rotating structure through the fifth bearing and the third handle, and the second threaded rod forms a limiting structure through the fifth bearing, the third handle and the lifting rod.

[0010] Preferably, the fifth gear forms a transmission structure through the fourth handle, the ninth rotating shaft and the fourth gear, and the grinding wheel forms a rotation structure through the fifth gear, the fourth handle, the ninth rotating shaft, the fourth gear and the tenth rotating shaft.

[0011] The utility model is beneficial in that:

[0012] 1. The utility model is provided with a hydraulic rod. When the workpiece needs to be fixed, the workpiece is first placed on the workbench, and then the hydraulic rod is extended to drive the first connecting rod to move, and then the first connecting rod is rotated through the first rotating shaft, the second rotating shaft, the third rotating shaft, and the fourth rotating shaft. At this time, the second connecting rod drives the stopper to move through the rotation of the first connecting rod, and finally the stoppers on both sides move along the inner wall of the support plate, so as to fix the workpiece, avoid the workpiece from flying out during grinding, and increase safety.

[0013] 2. The utility model is provided with an operating table. When grinding a workpiece, the first handle is first turned, and then the first handle drives the first threaded rod to rotate in the fourth bearing. Finally, the operating table moves along with the rotation of the first threaded rod, so that the grinding machine moves in parallel, avoiding the inability to ensure the straightness of the grinding, affecting the production time, and increasing the accuracy of the grinding.

[0014] 3. The utility model is provided with a lifting rod. When grinding workpieces of different heights, the second handle is first turned, and then the first gear is rotated by the rotation of the first handle, and then the first gear drives the second gear meshing therewith to rotate. At this time, the third gear is rotated by the rotation of the eighth rotating shaft, and finally the lifting rod is lifted and lowered as the third gear rotates on the arc groove, so that the grinding machine is lifted and lowered, avoiding the need to change the grinding machine for grinding workpieces of different heights, thereby saving time.

[0015] 4. The utility model is provided with a fourth gear. When using the grinding wheel for grinding, first turn the fourth handle, then the fourth gear rotates along with the rotation of the fourth handle, then the fifth gear rotates along with the rotation of the fourth gear, and finally the grinding wheel rotates through the rotation of the fifth gear, so that the grinding wheel can easily rotate to grind the workpiece, avoiding the consumption of manpower and physical. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is a schematic diagram of the structure of the workbench of the utility model;

[0017] Figure 2 This is a schematic diagram of the structure of the hydraulic rod of the utility model;

[0018] Figure 3 This is a schematic diagram of the structure of the extension and lowering rod of the utility model;

[0019] Figure 4 This is a schematic diagram of the fourth gear structure of the utility model.

[0020] In the figure: 1, base; 2, workbench; 3, first bearing; 4, first rotating shaft; 5, first connecting rod; 6, second rotating shaft; 7, second connecting rod; 8, third rotating shaft; 9, second bearing; 10, support plate; 11, stopper; 12, fourth rotating shaft; 13, hydraulic rod; 14, fifth rotating shaft; 15, third connecting rod; 16, sixth rotating shaft; 17, third bearing; 18, movable rod sleeve; 19, fixed rod; 20, fourth bearing; 21, first threaded rod; 22, operating table ; 23. First handle; 24. Seventh rotating shaft; 25. Second handle; 26. First gear; 27. Second gear; 28. Eighth rotating shaft; 29. ​​Third gear; 30. Lifting rod; 31. Arc groove; 32. Fifth bearing; 33. Second threaded rod; 34. Third handle; 35. Movable block; 36. Support rod; 37. Casing; 38. Ninth rotating shaft; 39. Fourth handle; 40. Fourth gear; 41. Fifth gear; 42. Tenth rotating shaft; 43. Grinding wheel. DETAILED DESCRIPTION

[0021] 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.

[0022] See also Figure 1-4The utility model provides a technical solution: a gear-driven grinding wheel grinding machine, comprising a base 1, a first connecting rod 5, a second connecting rod 7, a second bearing 9, a hydraulic rod 13, a third connecting rod 15, a third bearing 17, an operating table 22, a first gear 26, a third gear 29, and a lifting rod 30. A workbench 2 is installed on the top of the base 1, a first bearing 3 is welded to the outer wall of the workbench 2, a first rotating shaft 4 is penetrated through the outer wall of the first bearing 3, a first connecting rod 5 penetrates the outer wall of the first rotating shaft 4, a second rotating shaft 6 is penetrated on the top of the first connecting rod 5, a second connecting rod 7 penetrates the outer wall of the second rotating shaft 6, a third rotating shaft 8 is penetrated on the top of the second connecting rod 7, and a second shaft The bearing 9 passes through the outer wall of the third rotating shaft 8, the bottom of the second bearing 9 is fixedly connected with a stopper 11, and support plates 10 are installed on both sides of the stopper 11. The end of the first connecting rod 5 passes through the fourth rotating shaft 12, and the hydraulic rod 13 passes through the outer wall of the fourth rotating shaft 12. A fifth rotating shaft 14 passes through one side of the first connecting rod 5, and the third connecting rod 15 passes through the outer wall of the fifth rotating shaft 14. The top of the third connecting rod 15 passes through the sixth rotating shaft 16, and the third bearing 17 passes through the outer wall of the sixth rotating shaft 16. The bottom of the third bearing 17 is fixedly connected with a movable rod sleeve 18, and the interior of the movable rod sleeve 18 passes through a fixed rod 19. A fourth bearing 20 is installed above the base 1, and the third The outer wall of the fourth bearing 20 is penetrated by a first threaded rod 21, one end of the first threaded rod 21 is fixedly connected to a first handle 23, the operating table 22 is penetrated through the outer wall of the first threaded rod 21, one side of the operating table 22 is penetrated by a seventh rotating shaft 24, one end of the seventh rotating shaft 24 is welded to a second handle 25, the first gear 26 is penetrated through the other end of the seventh rotating shaft 24, the lower part of the first gear 26 is meshed with a second gear 27, the outer wall of the second gear 27 is penetrated by an eighth rotating shaft 28, the third gear 29 is penetrated through the outer wall of the eighth rotating shaft 28, one side of the third gear 29 is meshed with an arc groove 31, the outer wall of the lifting rod 30 is provided with an arc groove 31, the operating table 22 is provided with a first gear 26, and the outer wall of the lifting rod 30 is provided with a first gear 27. A fifth bearing 32 is welded on the top, a second threaded rod 33 passes through the outer wall of the fifth bearing 32, a third handle 34 is welded to one end of the second threaded rod 33, a movable block 35 is welded to the top of the lifting rod 30, a support rod 36 is fixedly connected to the top of the movable block 35, a casing 37 is welded to the outer wall of the support rod 36, a ninth rotating shaft 38 passes through the outer wall of the casing 37, a fourth handle 39 is installed at one end of the ninth rotating shaft 38, a fourth gear 40 is installed at the other end of the ninth rotating shaft 38, a fifth gear 41 is meshed above the fourth gear 40, a tenth rotating shaft 42 is installed inside the fifth gear 41, a grinding wheel 43 is installed at one end of the tenth rotating shaft 42.

[0023] The first connecting rod 5 forms a rotating structure through the hydraulic rod 13, the first rotating shaft 4, the second rotating shaft 6, the third rotating shaft 8, the fourth rotating shaft 12, the second connecting rod 7 and the stopper 11, and the stopper 11 is tightly fitted with the support plates 10 on both sides. By providing the hydraulic rod 13, the workpiece can be fixed on the workbench 2.

[0024] The first threaded rod 21 forms a rotating structure through the fourth bearing 20 and the first handle 23, and the operating table 22 forms a translational structure through the first threaded rod 21, the fourth bearing 20 and the first handle 23. By providing the operating table 22, workpieces of different widths can be ground, thereby expanding the scope of use.

[0025] The third gear 29 forms a rotating structure through the seventh rotating shaft 24, the second handle 25, the first gear 26, the second gear 27 and the eighth rotating shaft 28, and the lifting rod 30 forms a lifting structure through the eighth rotating shaft 28, the third gear 29, the seventh rotating shaft 24, the second handle 25, the first gear 26, the second gear 27 and the arc groove 31. By providing the lifting rod 30, workpieces of different heights can be ground, thereby expanding the scope of use.

[0026] The second threaded rod 33 forms a rotating structure through the fifth bearing 32 and the third handle 34, and the second threaded rod 33 forms a limiting structure through the fifth bearing 32, the third handle 34 and the lifting rod 30. By providing the second threaded rod 33, the lifting rod 30 can be fixed, thereby making the lifting structure more stable.

[0027] The fifth gear 41 forms a transmission structure through the fourth handle 39, the ninth rotating shaft 38 and the fourth gear 40, and the grinding wheel 43 forms a rotating structure through the fifth gear 41, the fourth handle 39, the ninth rotating shaft 38, the fourth gear 40 and the tenth rotating shaft 42. By providing the fifth gear 41, time and effort can be saved.

[0028] Working principle: For this type of gear-driven grinding wheel grinding machine, first put the workpiece on the workbench 2, and push the first connecting rod 5 to move by extending the hydraulic rod 13. The first rotating shaft 4, the second rotating shaft 6, the third rotating shaft 8, and the fourth rotating shaft 12 will rotate along with the movement of the first connecting rod 5, and the second connecting rod 7 will move accordingly, pushing the stopper 11 to fit the surface of the workpiece to achieve the purpose of fixing the workpiece; then turn the first handle 23, the first handle 23 drives the first threaded rod 21 to rotate in the fourth bearing 20, and the operating table 22 will move along with the rotation of the first threaded rod 21, and move the operating table 22 to a suitable position, thereby achieving the purpose of grinding workpieces of different widths. At this time, turn the second handle 25, and the first gear 26 passes through the first handle 23 The first gear 26 rotates with the rotation of the eighth rotating shaft 28, and the second gear 27 meshing with it rotates. The third gear 29 rotates with it through the rotation of the eighth rotating shaft 28. The lifting rod 30 is lifted and lowered with the rotation of the third gear 29 on the arc groove 31. After the lifting rod 30 is lifted and lowered to a suitable position, the third handle 34 is turned to fit the second threaded rod 33 with the lifting rod 30 to achieve the role of limiting, thereby achieving the purpose of grinding workpieces of different heights. Finally, the fourth handle 39 is turned to drive the ninth rotating shaft 38 to rotate, and the ninth rotating shaft 38 drives the fourth gear 40 to rotate. The grinding wheel 43 rotates with the rotation of the fifth gear 41 meshing with the fourth gear 40, so that the grinding wheel 43 rotates, thereby grinding the workpiece.

[0029] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A gear-driven grinding wheel dressing machine, comprising a base (1), a first connecting rod (5), a second connecting rod (7), a second bearing (9), a hydraulic rod (13), a third connecting rod (15), a third bearing (17), an operating table (22), a first gear (26), a third gear (29), and a lifting rod (30), characterized in that: A workbench (2) is installed on the top of the base (1), a first bearing (3) is welded to the outer wall of the workbench (2), a first rotating shaft (4) is penetrated through the outer wall of the first bearing (3), the first connecting rod (5) is penetrated through the outer wall of the first rotating shaft (4), a second rotating shaft (6) is penetrated through the top of the first connecting rod (5), the second connecting rod (7) is penetrated through the outer wall of the second rotating shaft (6), a third rotating shaft (8) is penetrated through the top of the second connecting rod (7), the second bearing (9) is penetrated through the outer wall of the third rotating shaft (8), a stopper (11) is fixedly connected to the bottom of the second bearing (9), support plates (10) are installed on both sides of the stopper (11), a fourth rotating shaft (11) is penetrated through the end of the first connecting rod (5), and a second rotating shaft (6) is penetrated through the top of the second connecting rod (5). 2), the hydraulic rod (13) penetrates the outer wall of the fourth rotating shaft (12), a fifth rotating shaft (14) is penetrated on one side of the first connecting rod (5), the third connecting rod (15) penetrates the outer wall of the fifth rotating shaft (14), the top of the third connecting rod (15) penetrates the sixth rotating shaft (16), the third bearing (17) penetrates the outer wall of the sixth rotating shaft (16), the bottom of the third bearing (17) is fixedly connected with a movable rod sleeve (18), the interior of the movable rod sleeve (18) penetrates a fixed rod (19), a fourth bearing (20) is installed above the base (1), the outer wall of the fourth bearing (20) penetrates a first threaded rod (21), and one end of the first threaded rod (21) is fixedly connected with a first handle (23), the operating platform (22) passes through the outer wall of the first threaded rod (21), a seventh rotating shaft (24) passes through one side of the operating platform (22), a second handle (25) is welded to one end of the seventh rotating shaft (24), the first gear (26) passes through the other end of the seventh rotating shaft (24), a second gear (27) is meshed below the first gear (26), an eighth rotating shaft (28) passes through the outer wall of the second gear (27), the third gear (29) passes through the outer wall of the eighth rotating shaft (28), a lifting rod (30) is arranged inside the operating platform (22), an arc groove (31) is opened on the outer wall of the lifting rod (30), a fifth bearing (32) is welded to the top of the operating platform (22), and a third gear (29) is welded to the outer wall of the eighth rotating shaft (28). ), a second threaded rod (33) passes through the outer wall of the fifth bearing (32), a third handle (34) is welded to one end of the second threaded rod (33), a movable block (35) is welded to the top of the lifting rod (30), a support rod (36) is fixedly connected to the top of the movable block (35), a housing (37) is welded to the outer wall of the support rod (36), a ninth rotating shaft (38) passes through the outer wall of the housing (37), a fourth handle (39) is installed at one end of the ninth rotating shaft (38), a fourth gear (40) is installed at the other end of the ninth rotating shaft (38), a fifth gear (41) is meshed above the fourth gear (40), and a tenth rotating shaft (42) is installed inside the fifth gear (41),A grinding wheel (43) is mounted on one end of the tenth rotating shaft (42).

2. The gear-driven grinding wheel grinding machine according to claim 1, characterized in that: The first connecting rod (5) forms a rotating structure through the hydraulic rod (13), the first rotating shaft (4), the second rotating shaft (6), the third rotating shaft (8), the fourth rotating shaft (12), the second connecting rod (7) and the stopper (11), and the stopper (11) is tightly fitted with the support plates (10) on both sides.

3. The gear-driven grinding wheel grinding machine according to claim 1, characterized in that: The first threaded rod (21) forms a rotating structure through the fourth bearing (20) and the first handle (23), and the operating platform (22) forms a translation structure through the first threaded rod (21), the fourth bearing (20) and the first handle (23).

4. The gear-driven grinding wheel grinding machine according to claim 1, characterized in that: The third gear (29) forms a rotating structure through the seventh rotating shaft (24), the second handle (25), the first gear (26), the second gear (27) and the eighth rotating shaft (28), and the lifting rod (30) forms a lifting structure through the eighth rotating shaft (28), the third gear (29), the seventh rotating shaft (24), the second handle (25), the first gear (26), the second gear (27) and the arc-shaped groove (31).

5. The gear-driven grinding wheel grinding machine according to claim 1, characterized in that: The second threaded rod (33) forms a rotating structure through the fifth bearing (32) and the third handle (34), and the second threaded rod (33) forms a limiting structure through the fifth bearing (32), the third handle (34) and the lifting rod (30).

6. The gear-driven grinding wheel grinding machine according to claim 1, characterized in that: The fifth gear (41) forms a transmission structure through the fourth handle (39), the ninth rotating shaft (38) and the fourth gear (40), and the grinding wheel (43) forms a rotation structure through the fifth gear (41), the fourth handle (39), the ninth rotating shaft (38), the fourth gear (40) and the tenth rotating shaft (42).

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