CN211388296U - Rotary table of grinding machine - Google Patents

Abstract

The utility model belongs to the technical field of rotary worktables, in particular to a rotary worktable of a grinding machine. Aiming at the problem that a clamping block needs to be additionally installed on the existing surface grinder worktable to fix a workpiece to be processed, and the process is cumbersome, the following scheme is now proposed. Including a base box, the top of the base box is rotatably provided with a rotary table body, a lifting motor is fixed on the inner wall of the bottom of the base box, an output shaft of the lifting motor is fixedly connected with one end of a first rotating shaft, and the other end of the first rotating shaft is fixedly connected. One end is fixedly connected with an adjustment plate, the side of the adjustment plate is slidably connected with the inner wall of the base box, the top of the adjustment plate is fixedly provided with a forward and reverse rotation motor, and the output shaft of the forward and reverse rotation motor is fixedly connected with one end of the second rotating shaft, The utility model can raise the body of the rotary table through the lifting motor, the balls and the annular arc groove are staggered to push the slider, and the slider drives the clamping rods to approach each other to clamp the workpiece to be processed, which is convenient and quick.

Description

A grinder rotary table

technical field

The utility model relates to the technical field of rotary worktables, in particular to a rotary worktable of a grinding machine.

Background technique

Grinding machine processing principle and scope The grinding machine is a machine tool that uses abrasive tools to grind the surface of the workpiece. The workpiece of the surface grinder is generally clamped on the worktable, or fixed on the electromagnetic worktable by electromagnetic suction, and then grinds the surface of the workpiece with the periphery or end face of the grinding wheel. When the grinder grinds the workpiece, according to the different processing requirements, the speed of the longitudinal movement of the worktable must be adjustable, which can realize infinitely variable speed, and has certain precision requirements when reversing.

However, in the existing surface grinder worktable, when clamping the workpiece, a clamping block needs to be installed first, and then the workpiece to be processed is fixed by the clamping block for grinding, which is cumbersome.

Utility model content

The purpose of the utility model is to solve the disadvantage that the existing surface grinder worktable needs to install additional clamping blocks when fixing the workpiece to be processed, and the process is cumbersome, and proposes a grinding machine rotary table.

In order to achieve the above-mentioned purpose, the utility model adopts the following technical solutions:

A rotary table of a grinding machine includes a base box, a rotary table body is rotatably arranged at the top of the base box, a lift motor is fixedly arranged on the inner wall of the bottom of the base box, and an output shaft of the lift motor is fixedly connected with a first rotating shaft. One end, the other end of the first rotating shaft is fixedly connected with an adjustment plate, the side of the adjustment plate is slidably connected with the inner wall of the base box, the top of the adjustment plate is fixedly provided with a forward and reverse rotation motor, and the output shaft of the forward and reverse rotation motor is fixedly connected There is one end of the second rotating shaft, and the other end of the second rotating shaft is fixedly connected to the bottom of the rotary table body.

Preferably, the rotary table body is provided with two sliding grooves, and clamping rods are slidably arranged in the two sliding grooves, and a sliding block is fixedly connected to the bottom of the clamping rods.

Preferably, one end of the slider is fixedly connected to one end of the spring, and the other end of the spring is fixedly connected to one inner wall of the chute.

Preferably, the other end of the slider is provided with an arc-shaped groove, the arc-shaped groove is embedded with balls, and the inner wall of the base box is provided with two annular arc-shaped grooves, the two balls and the two annular Matching arc grooves.

Preferably, rubber pads are fixed on one side of the two clamping rods, a workpiece to be processed is placed between the two clamping rods, and a grinding block is arranged above the workpiece to be processed.

Compared with the prior art, the advantages of the present utility model are:

In this scheme, the adjusting plate can be raised by the lifting motor, and then the rotary table body can be driven to rotate by the forward and reverse rotation motor on the adjusting plate.

When the body of the rotary table of this scheme rises, the balls and the annular arc-shaped groove are staggered to push the slider, and the slider drives the clamping rods to approach each other to clamp the workpiece to be processed, which is convenient and fast.

Description of drawings

Fig. 1 is the three-dimensional structure schematic diagram of a kind of grinding machine rotary table proposed by the utility model;

2 is a schematic structural diagram of a top view plane of a grinding machine rotary table proposed by the utility model;

3 is a schematic structural diagram of a side section of a grinding machine rotary table proposed by the utility model.

In the picture: 1 base box, 2 rotary table body, 3 lift motor, 4 first rotating shaft, 5 adjusting plate, 6 forward and reverse rotation motor, 7 second rotating shaft, 8 chute, 9 clamping rod, 10 sliding block, 11 springs, 12 balls, 13 annular arc grooves, 14 rubber pads.

Detailed ways

The technical solutions in this embodiment will be clearly and completely described below with reference to the accompanying drawings in this embodiment. Obviously, the described embodiments are only a part of the embodiments of this embodiment, but not all of the embodiments.

Example 1

1-3, a grinding machine rotary table, including a base box 1, the top of the base box 1 is rotatably provided with a rotary table body 2, the bottom inner wall of the base box 1 is fixedly provided with a lift motor 3, the lift motor 3 One end of the first rotating shaft 4 is fixedly connected to the output shaft, the other end of the first rotating shaft 4 is fixedly connected with an adjusting plate 5, the side surface of the adjusting plate 5 is slidably connected with the inner wall of the base box 1, and the top of the adjusting plate 5 is fixedly provided with a positive Reversing motor 6, one end of the second rotating shaft 7 is fixedly connected to the output shaft of the forward and reverse rotating motor 6, and the other end of the second rotating shaft 7 is fixedly connected to the bottom of the rotary table body 2, and can be raised and adjusted by the lifting and lowering motor 3. Depending on the height of the plate 5, the forward and reverse rotation motor 6 can drive the rotary table body 2 to rotate.

In this embodiment, the rotary table body 2 is provided with two sliding grooves 8, and a clamping rod 9 is slidably arranged in the two sliding grooves 8. The bottom of the clamping rod 9 is fixedly connected with a slider 10, and the clamping rod 9 can slide in the chute 8 to facilitate clamping the workpiece to be processed.

In this embodiment, one end of the slider 10 is fixedly connected to one end of the spring 11 , and the other end of the spring 11 is fixedly connected to one inner wall of the chute 8 , and the slider 10 can be reset by the thrust of the spring 11 .

In this embodiment, the other end of the slider 10 is provided with an arc-shaped groove, and the arc-shaped groove is embedded with balls 12 , and the inner wall of the base box 1 is provided with two annular arc-shaped grooves 13 , and the two balls 12 In cooperation with the two annular arc-shaped grooves 13 , when the slider 10 rises, the balls 12 will stagger with the annular arc-shaped groove 13 and push the slider 10 to move at the same time.

In this embodiment, rubber pads 14 are fixed on one side of the two clamping rods 9, a workpiece to be processed is placed between the two clamping rods 9, a grinding block is arranged above the workpiece to be processed, and the rubber pads 14 can be processed The workpiece plays a protective role.

Embodiment 2

1-3, a grinding machine rotary table, including a base box 1, the top of the base box 1 is rotated and provided with a rotary table body 2, the bottom inner wall of the base box 1 is screwed with a lift motor 3, and the output of the lift motor 3 One end of the first rotating shaft 4 is fixedly welded on the shaft, and the other end of the first rotating shaft 4 is welded and connected with an adjusting plate 5, the side of the adjusting plate 5 is slidingly connected with the inner wall of the base box 1, and the top fixing screw of the adjusting plate 5 is connected with a positive Reversing motor 6, one end of the second rotating shaft 7 is fixedly welded on the output shaft of the forward and reverse rotating motor 6, and the other end of the second rotating shaft 7 is fixedly welded on the bottom of the rotary table body 2, and can be raised and adjusted by the lifting motor 3 Depending on the height of the plate 5, the forward and reverse rotation motor 6 can drive the rotary table 2 to rotate.

In this embodiment, the rotary table body 2 is provided with two sliding grooves 8, and a clamping rod 9 is slidably arranged in the two sliding grooves 8. The bottom of the clamping rod 9 is fixedly welded with a sliding block 10, and the clamping rod 9 can slide in the chute 8 to facilitate clamping the workpiece to be processed.

In this embodiment, one end of the slider 10 is fixedly welded to one end of the spring 11 , and the other end of the spring 11 is fixedly welded to one inner wall of the chute 8 , and the slider 10 can be reset by the thrust of the spring 11 .

In this embodiment, the other end of the slider 10 is provided with an arc-shaped groove, and the arc-shaped groove is embedded with balls 12 , and the inner wall of the base box 1 is provided with two annular arc-shaped grooves 13 , and the two balls 12 In cooperation with the two annular arc-shaped grooves 13 , when the slider 10 rises, the balls 12 will stagger with the annular arc-shaped groove 13 and push the slider 10 to move at the same time.

In this embodiment, rubber pads 14 are fixed on one side of the two clamping rods 9, a workpiece to be processed is placed between the two clamping rods 9, a grinding block is arranged above the workpiece to be processed, and the rubber pads 14 can be processed The workpiece plays a protective role.

In this embodiment, when grinding the workpiece to be processed, the workpiece to be processed is directly placed on the rotary table body 2 , and then the switches of the lifting motor 3 and the forward and reverse rotation motor 6 are turned on, and the lifting motor 3 passes through the first rotating shaft 4 . Raise the adjusting plate 5 to further elevate the rotary table body 2. When the forward and reverse rotation motor 6 on the regulating plate 5 rotates, the rotary table body 2 will be rotated through the second rotating shaft 7. When the rotary table body 2 is raised, The balls 12 on the slider 10 are staggered from the annular arc groove 13, and at the same time, the slider 10 is pushed to move, and the spring 11 is squeezed, and the clamping rod 9 will be pushed by the slider 10 to clamp the workpiece to be processed. The rubber pad 14 can also ensure that the workpiece to be processed avoids pinch marks. After grinding, the rotary table body 2 is lowered, the ball 12 re-enters the annular arc groove 13, and the slider 10 will be under the thrust of the spring 11. Reset, and at the same time drive the clamping rod 9 to release the workpiece to be processed.

The above descriptions are only preferred specific implementations of this embodiment, but the protection scope of this embodiment is not limited to this. The equivalent replacement or modification of the technical solution and the utility model concept of the embodiment should be included within the protection scope of the present embodiment.

Claims (5)

1. A rotary table of a grinding machine, comprising a base box (1), characterized in that a rotary table body (2) is rotatably provided on the top of the base box (1), and a bottom inner wall of the base box (1) is fixed on the inner wall. A lift motor (3) is provided, an output shaft of the lift motor (3) is fixedly connected with one end of a first rotating shaft (4), and an adjusting plate (5) is fixedly connected to the other end of the first rotating shaft (4). The side surface of 5) is slidably connected with the inner wall of the base box (1). One end of the second rotating shaft (7) and the other end of the second rotating shaft (7) are fixedly connected to the bottom of the rotary table body (2). 2 . The rotary table of a grinding machine according to claim 1 , wherein the rotary table body ( 2 ) is provided with two chutes ( 8 ), and the two chutes ( 8 ) slide in both. 3 . A clamping rod (9) is provided, and a sliding block (10) is fixedly connected to the bottom of the clamping rod (9). 3. A grinding machine rotary table according to claim 2, wherein one end of the sliding block (10) is fixedly connected to one end of the spring (11), and the other end of the spring (11) is fixedly connected to the sliding block (11). on the inner wall of one side of the groove (8). 4. A grinding machine rotary table according to claim 2, characterized in that one end of the sliding block (10) is provided with an arc-shaped groove, and a ball (12) is embedded in the arc-shaped groove, and the base The inner wall of the box (1) is provided with two annular arc grooves (13), and the two balls (12) are matched with the two annular arc grooves (13). 5. A grinding machine rotary table according to claim 1, characterized in that a rubber pad (14) is fixed on one side of the two clamping rods (9), and a rubber pad (14) is fixed on one side of the two clamping rods (9). A workpiece to be processed is placed between, and a grinding block is arranged above the workpiece to be processed.

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