CN223326151U - A grinding tool adjustment device for a small vertical grinder - Google Patents

Abstract

The utility model discloses a grinding tool adjusting device of a small vertical grinding machine, which belongs to the technical field of grinding machine equipment and comprises a bottom plate, wherein four groups of supporting columns are fixedly arranged at the top of the bottom plate, a top frame is fixedly arranged at the top of the four groups of supporting columns, a worm and a rotating rod are rotatably arranged in the top frame, a turntable is rotatably arranged at one side of the top frame, the turntable is fixedly arranged at one end of the worm, a worm wheel and a bevel gear I are fixedly arranged at the outer side of the rotating rod, a screw is rotatably arranged at the bottom of the top frame, the worm is driven to rotate by the turntable, a series of transmission links such as the worm wheel, the rotating rod and the bevel gear I are further driven to rotate by the turntable, and finally, the screw is driven to rotate to realize up-and-down movement of a threaded sleeve.

Description

Grinding tool adjusting device of small vertical grinding machine

Technical Field

The utility model relates to the technical field of grinding machine equipment, in particular to a grinding tool adjusting device of a small vertical grinding machine.

Background

In machining, a small-sized vertical grinder is widely used for machining various precision parts. However, the existing grinding tool adjusting device of the small-sized vertical grinding machine often has the problems of low adjusting precision, inconvenient operation, poor stability and the like, and influences the processing quality and efficiency.

In the prior art, due to the lack of a finer precise adjusting function, when different workpieces are processed, the relative positions and distances between the die and the workpieces are difficult to accurately control, which may cause larger deviation of the sizes of the processed parts and cannot meet the high-precision design requirement, so that the grinding tool adjusting device of the small vertical grinding machine is provided to solve the problem.

Disclosure of utility model

The utility model aims to provide a grinding tool adjusting device of a small vertical grinding machine, which is used for solving the problems in the background technology.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

The utility model provides a small-size vertical grinding machine grinding apparatus adjusting device, includes the bottom plate, four groups of support columns are fixed mounting in the top of bottom plate, four groups the top fixed mounting of support column has the top frame, the inside rotation of top frame is installed worm and bull stick, one side rotation of top frame is installed the carousel, carousel fixed mounting is in the one end of worm, the outside fixed mounting of bull stick has worm wheel and bevel gear one, the bottom rotation of top frame is installed the screw rod, the top fixed mounting of screw rod has bevel gear two, the outside threaded connection of screw rod has the screw sleeve, the fixed mounting in screw sleeve's bottom has the movable plate, the inside slidable mounting of movable plate has two sets of gag levers, the bottom fixed mounting of movable plate has motor one, the output fixed mounting of motor one has the grinding apparatus.

Preferably, the top fixed mounting of bottom plate has the underframe, the inside rotation of underframe is installed two-way lead screw, two sets of movable blocks of outside threaded connection of two-way lead screw, two sets of movable block slidable mounting is at the top of underframe, two sets of the equal fixed mounting in top of movable block has the connecting block, two sets of one side of connecting block is equal fixed mounting has anchor clamps.

Preferably, the worm is meshed with the worm wheel, the first bevel gear is meshed with the second bevel gear, four groups of supporting legs are fixedly arranged at the bottom of the bottom plate, and anti-skid pads are fixedly arranged at the bottoms of the four groups of supporting legs.

Preferably, two groups of sliding holes are formed in the moving plate, and the two groups of limiting rods are slidably arranged in the corresponding sliding holes.

Preferably, a second motor is fixedly arranged on one side of the bottom frame, and one end of the bidirectional screw rod is fixedly arranged on the output end of the second motor.

Preferably, two groups of guide grooves are formed in the top of the bottom frame, two groups of moving blocks are slidably mounted in the corresponding guide grooves, and anti-skid lines are formed in one sides of the two groups of clamps.

According to the grinding tool adjusting device of the small vertical grinding machine, the motor II is arranged to drive the bidirectional screw rod to rotate, so that the moving block is driven to relatively move under the limit of the guide groove, and the connecting block is driven to relatively move, so that the clamp is driven to clamp and fix a workpiece to be ground, the position of the moving block can be adjusted according to workpieces with different sizes, the clamping range of the clamp is changed, the grinding tool adjusting device can adapt to workpieces to be ground with different sizes, and the universality and applicability of the grinding machine are improved;

The multi-stage transmission system is reasonable in structural design, the rotating disc is arranged to drive the worm to rotate in the top frame, the worm wheel is driven to drive the rotating rod to rotate in the top frame, the bevel gear I is driven to rotate, the bevel gear I is meshed with the bevel gear II, the bevel gear II is driven to drive the screw to rotate, the screw is connected with the threaded sleeve through threads, the threaded sleeve is driven to move up and down, the moving plate is driven to move horizontally under the limit of the limiting rod, the motor I and the grinding tool are driven to move up and down to a designated position to polish a workpiece to be polished, the worm wheel is driven to rotate through the rotating disc, a series of transmission links such as the worm wheel, the rotating rod and the bevel gear are driven to rotate, and finally, the screw is driven to rotate to realize up and down movement of the threaded sleeve.

Drawings

Fig. 1 is a schematic perspective view of a grinding tool adjusting device of a small-sized vertical grinding machine according to the present utility model;

FIG. 2 is a schematic cross-sectional view of a grinding tool adjusting device for a small-sized vertical grinder according to the present utility model;

Fig. 3 is a partial enlarged view of a portion a in fig. 2.

The device comprises a base plate 1, a bottom plate 2, a bottom frame 3, supporting legs 4, supporting columns 5, a top frame 6, a turntable 7, a worm, 8, a worm wheel 9, a rotating rod 10, a bevel gear I, a bevel gear II, a bevel gear 12, a screw rod 13, a threaded sleeve 14, a moving plate 15, a limiting rod 16, a motor I, a 17, a grinding tool 18, a bidirectional screw rod 19, a moving block 20, a motor II, a 21, a connecting block 22, a clamp 23 and a guide groove.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.

Referring to fig. 1-3, the grinding tool adjusting device of the small vertical grinding machine comprises a bottom plate 1, four groups of support columns 4 are fixedly arranged at the top of the bottom plate 1, a top frame 5 is fixedly arranged at the top of the four groups of support columns 4, a worm 7 and a rotating rod 9 are rotatably arranged in the top frame 5, a rotary table 6 is rotatably arranged at one side of the top frame 5, the rotary table 6 is fixedly arranged at one end of the worm 7, a worm wheel 8 and a bevel gear 10 are fixedly arranged at the outer side of the rotating rod 9, a screw 12 is rotatably arranged at the bottom of the top frame 5, a bevel gear 11 is fixedly arranged at the top of the screw 12, a threaded sleeve 13 is connected with the outer side of the screw 12 in a threaded manner, a moving plate 14 is fixedly arranged at the bottom of the threaded sleeve 13, two groups of limiting rods 15 are slidably arranged in the moving plate 14, a motor 16 is fixedly arranged at the bottom of the moving plate 14, and a grinding tool 17 is fixedly arranged at the output end of the motor 16.

In this embodiment, the bottom frame 2 is fixedly installed at the top of the bottom plate 1, the bidirectional screw rod 18 is rotatably installed in the bottom frame 2, two groups of moving blocks 19 are in threaded connection with the outer side of the bidirectional screw rod 18, the two groups of moving blocks 19 are slidably installed at the top of the bottom frame 2, the connecting blocks 21 are fixedly installed at the tops of the two groups of moving blocks 19, the clamps 22 are fixedly installed at one sides of the two groups of connecting blocks 21, and the precise adjusting capability is very important for workpiece clamping of different sizes, so that workpieces can be firmly clamped at proper positions, and a stable foundation is provided for processing of the grinding tool 17.

In this embodiment, the worm 7 is meshed with the worm wheel 8, the bevel gear one 10 is meshed with the bevel gear two 11, four groups of supporting legs 3 are fixedly installed at the bottom of the bottom plate 1, anti-slip pads are fixedly installed at the bottoms of the four groups of supporting legs 3, namely, the worm wheel 8 can only be driven by the worm 7 to rotate, but the worm wheel 8 cannot be driven by the worm wheel 8 to rotate, the characteristic can ensure that after the height of the grinding tool 17 is adjusted, the device can be kept stable, unexpected height changes cannot occur due to external force or vibration during the working of the grinding machine, and therefore machining precision is guaranteed.

In this embodiment, two sets of sliding holes are provided in the moving plate 14, and two sets of limiting rods 15 are slidably mounted in the corresponding sliding holes, and the sliding holes provide a clear movement path for the limiting rods 15, so that the moving plate 14 can only move up and down along the direction of the limiting rods 15, and the accurate guiding function ensures that the moving plate 14 cannot deviate or shake in the movement process, thereby ensuring the accuracy and stability of the adjustment of the grinding tool 17.

In this embodiment, the second motor 20 is fixedly mounted on one side of the bottom frame 2, and one end of the bidirectional screw 18 is fixedly mounted on the output end of the second motor 20, which is important for the grinding tool 17 adjusting device of the grinding machine, because it can ensure that the clamping force and position precision of the clamp 22 on workpieces with different sizes reach the optimal state, for example, when small precise parts are processed, the second motor 20 can realize tiny movement adjustment, so as to meet the requirement of high-precision processing.

In this embodiment, two sets of guide grooves 23 are provided at the top of the bottom frame 2, two sides of two sets of moving blocks 19 are slidably mounted in the corresponding guide grooves 23, one sides of two sets of clamps 22 are provided with anti-slip lines, the guide grooves 23 at the top of the bottom frame 2 provide a clear path for the movement of the moving blocks 19, so that the moving blocks can only perform linear movement in a specific direction, which is critical to the accurate operation of the grinding tool 17 adjusting device, because it ensures that the moving blocks 19 cannot deviate or skew when adjusting positions, thereby ensuring that the clamping positions of the clamps 22 to workpieces are accurate.

In the embodiment, when the grinding machine is used, a workpiece to be ground is placed on the bottom frame 2, the second motor 20 is started to drive the bidirectional screw rod 18 to rotate, the moving block 19 is driven to move relatively under the limit of the guide groove 23, the connecting block 21 is driven to move relatively, the clamp 22 is driven to clamp and fix the workpiece to be ground, the position of the moving block 19 can be adjusted according to workpieces of different sizes, the clamping range of the clamp 22 is changed, the workpiece to be ground can be adapted to workpieces of different sizes, the universality and applicability of the grinding machine are improved, the first motor 16 is started to drive the grinding tool 17 to be started in advance, the rotating turntable 6 is driven to rotate in the top frame 5, the driving worm wheel 8 is driven to rotate the rotating rod 9, the first bevel gear 10 is driven to rotate, the first bevel gear 10 is meshed with the second bevel gear 11, the driving bevel gear 11 is driven to rotate, the threaded sleeve 13 is driven to move up and down through threaded connection between the threaded sleeve 13, the moving plate 14 is driven to move up and down horizontally under the limit of the limiting rod 15, and the first motor 16 and the first bevel gear 17 are driven to move up and down to the designated position to grind the workpiece.

The utility model provides a grinding tool adjusting device of a small vertical grinding machine. The principles and embodiments of the present utility model have been described herein with reference to specific examples, which are intended to be merely illustrative of the methods of the present utility model and their core ideas. It should be noted that it will be apparent to those skilled in the art that various modifications and adaptations of the utility model can be made without departing from the principles of the utility model and these modifications and adaptations are intended to be within the scope of the utility model as defined in the following claims.

Claims (6)

1. The grinding tool adjusting device of the small vertical grinding machine is characterized by comprising a bottom plate (1), four groups of supporting columns (4) are fixedly arranged at the top of the bottom plate (1), a top frame (5) is fixedly arranged at the top of each supporting column (4), a worm (7) and a rotating rod (9) are rotatably arranged in the top frame (5), a rotating disc (6) is rotatably arranged at one side of the top frame (5), the rotating disc (6) is fixedly arranged at one end of the worm (7), a worm wheel (8) and a first bevel gear (10) are fixedly arranged at the outer side of the rotating rod (9), a screw rod (12) is rotatably arranged at the bottom of the top frame (5), a second bevel gear (11) is fixedly arranged at the top of each screw rod (12), a threaded sleeve (13) is connected to the outer side of each screw rod, a moving plate (14) is fixedly arranged at the bottom of each threaded sleeve (13), two groups of limiting rods (15) are slidably arranged in the moving plate (14), a motor (16) is fixedly arranged at the bottom of each moving plate (14), and a grinding tool (17) is fixedly arranged at one end of the output end of the grinding tool.

2. The grinding tool adjusting device of the small vertical grinding machine according to claim 1, wherein a bottom frame (2) is fixedly installed at the top of the bottom plate (1), a bidirectional screw rod (18) is rotatably installed inside the bottom frame (2), two groups of moving blocks (19) are connected to the outer side of the bidirectional screw rod (18) in a threaded mode, the two groups of moving blocks (19) are slidably installed at the top of the bottom frame (2), connecting blocks (21) are fixedly installed at the tops of the two groups of moving blocks (19), and a clamp (22) is fixedly installed at one side of each connecting block (21).

3. The grinding tool adjusting device of the small vertical grinding machine according to claim 1, wherein the worm (7) is meshed with the worm wheel (8), the first bevel gear (10) is meshed with the second bevel gear (11), four groups of supporting legs (3) are fixedly arranged at the bottom of the bottom plate (1), and anti-slip pads are fixedly arranged at the bottoms of the four groups of supporting legs (3).

4. The grinding tool adjusting device of the small vertical grinding machine according to claim 1, wherein two sets of sliding holes are formed in the moving plate (14), and two sets of limiting rods (15) are slidably mounted in the corresponding sliding holes.

5. The grinding tool adjusting device of the small vertical grinding machine according to claim 2, wherein a motor II (20) is fixedly arranged on one side of the bottom frame (2), and one end of the bidirectional screw rod (18) is fixedly arranged on the output end of the motor II (20).

6. The grinding tool adjusting device of the small vertical grinding machine according to claim 2, wherein two groups of guide grooves (23) are formed in the top of the bottom frame (2), two groups of moving blocks (19) are slidably mounted in the corresponding guide grooves (23), and anti-slip lines are formed on one sides of the two groups of clamps (22).