CN211388296U

CN211388296U - Rotary table of grinding machine

Info

Publication number: CN211388296U
Application number: CN201922335497.3U
Authority: CN
Inventors: 罗晓英
Original assignee: Shenzhen Yongji Iron And Steel Co ltd
Current assignee: Shenzhen Yongji Iron And Steel Co ltd
Priority date: 2019-12-24
Filing date: 2019-12-24
Publication date: 2020-09-01
Anticipated expiration: 2029-12-24

Abstract

The utility model belongs to the technical field of rotary working tables, in particular to a rotary working table of a grinding machine, aiming at the problem that when the prior flat grinder working table is used for fixing a workpiece to be processed, a clamping block needs to be additionally arranged, the process is complicated, the proposal is provided, which comprises a base box, wherein the top of the base box is rotationally provided with a rotary working table body, the inner wall of the bottom of the base box is fixedly provided with a lifting motor, the output shaft of the lifting motor is fixedly connected with one end of a first rotating shaft, the other end of the first rotating shaft is fixedly connected with an adjusting plate, the side surface of the adjusting plate is slidably connected with the inner wall of the base box, the top of the adjusting plate is fixedly provided with a positive and negative rotating motor, the output shaft of the positive and negative rotating motor is fixedly connected with one end of a second rotating shaft, the utility model can lift the rotary working table, the slide block drives the clamping rods to approach each other to clamp the workpiece to be machined, and the clamping device is convenient and fast.

Description

Rotary table of grinding machine

Technical Field

The utility model relates to a rotary worktable technical field especially relates to a grinding machine rotary worktable.

Background

Grinding machine machining principle and range grinder are machine tools that grind the surface of a workpiece with a grinding tool. The workpiece of the surface grinding machine is generally a grinding machine which is clamped on a worktable or fixed on an electromagnetic worktable by electromagnetic attraction and then grinds the surface of the workpiece by the periphery or end surface of a grinding wheel. When the grinding machine grinds a workpiece, the speed of longitudinal movement of the workbench can be adjusted according to different processing requirements, stepless speed change can be realized, and certain precision requirements are met during reversing.

However, when clamping a workpiece, the existing surface grinding machine workbench needs to be provided with a clamping block first, and then the workpiece to be machined is fixed by the clamping block for polishing, which is complicated.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the fixed grip block that needs install in addition when treating the processing work piece of current flat grinder workstation, the loaded down with trivial details shortcoming of process, and a grinding machine rotary worktable who proposes.

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

the utility model provides a grinding machine rotary table, includes the base case, the top of base case is rotated and is provided with the rotary table body, and the fixed elevator motor that is provided with on the bottom inner wall of base case, the one end of the first pivot of fixedly connected with on elevator motor's the output shaft, the other end fixedly connected with regulating plate of first pivot, the side of regulating plate and the inner wall sliding connection of base case, the fixed positive reverse motor that is provided with in top of regulating plate, the one end of fixedly connected with second pivot on the output shaft of positive reverse motor, the other end fixed connection of second pivot in the bottom of rotary table body.

Preferably, two chutes are formed in the rotary worktable body, clamping rods are arranged in the two chutes in a sliding manner, and the bottom of each clamping rod is fixedly connected with a sliding block.

Preferably, one end of the sliding block is fixedly connected with one end of a spring, and the other end of the spring is fixedly connected to the inner wall of one side of the sliding groove.

Preferably, the other end of slider is equipped with the arc recess, and the embedded ball that is equipped with of arc recess has seted up two cyclic annular arc walls on the inner wall of base case, and two balls cooperate with two cyclic annular arc walls.

Preferably, one side of each of the two clamping rods is fixedly provided with a rubber pad, a workpiece to be machined is placed between the two clamping rods, and a polishing block is arranged above the workpiece to be machined.

Compared with the prior art, the utility model has the advantages of:

this scheme passes through elevator motor can rise the regulating plate, and positive reverse motor on the rethread regulating plate drives the rotary worktable body and rotates.

When the rotary worktable body of the scheme ascends, the balls and the annular arc-shaped grooves are staggered to push the sliding block, and the sliding block drives the clamping rods to be close to each other to clamp a workpiece to be machined, so that the rotary worktable is convenient and fast.

Drawings

Fig. 1 is a schematic perspective view of a rotary table of a grinding machine according to the present invention;

fig. 2 is a schematic structural diagram of a top plan view of a rotary table of a grinding machine according to the present invention;

fig. 3 is a schematic structural diagram of a side view section of a rotary table of a grinding machine according to the present invention.

In the figure: the rotary table comprises a base box 1, a rotary table body 2, a lifting motor 3, a first rotating shaft 4, an adjusting plate 5, a forward and reverse rotating motor 6, a second rotating shaft 7, a sliding groove 8, a clamping rod 9, a sliding block 10, a spring 11, a ball 12, an annular arc-shaped groove 13 and a rubber pad 14.

Detailed Description

The technical solutions in the embodiments will be described clearly and completely with reference to the drawings in the embodiments, and it is obvious that the described embodiments are only a part of the embodiments, but not all embodiments.

Example one

Referring to fig. 1-3, a grinding machine rotary table comprises a base box 1, a rotary table body 2 is arranged at the top of the base box 1 in a rotating mode, a lifting motor 3 is fixedly arranged on the inner wall of the bottom of the base box 1, one end of a first rotating shaft 4 is fixedly connected to an output shaft of the lifting motor 3, an adjusting plate 5 is fixedly connected to the other end of the first rotating shaft 4, the side face of the adjusting plate 5 is connected with the inner wall of the base box 1 in a sliding mode, a forward and reverse rotating motor 6 is fixedly arranged at the top of the adjusting plate 5, one end of a second rotating shaft 7 is fixedly connected to the output shaft of the forward and reverse rotating motor 6, the other end of the second rotating shaft 7 is fixedly connected to the bottom of the rotary table body 2, the height of the adjusting plate 5 can be increased through the lifting motor 3, and.

In this embodiment, two chutes 8 are opened in the rotary worktable body 2, the clamping rods 9 are arranged in the two chutes 8 in a sliding manner, the bottom fixedly connected with sliding blocks 10 of the clamping rods 9 are fixedly connected with the clamping rods 9, the clamping rods 9 can slide in the chutes 8, and workpieces are convenient to clamp and are to be processed.

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

In this embodiment, the other end of slider 10 is equipped with the arc recess, and the embedded ball 12 that is equipped with of arc recess has seted up two cyclic annular arc walls 13 on the inner wall of base case 1, and two balls 12 cooperate with two cyclic annular arc walls 13, and ball 12 can stagger with cyclic annular arc wall 13 when slider 10 rises, promotes slider 10 simultaneously and removes.

In this embodiment, one side of two supporting rods 9 is all fixed and is provided with rubber pad 14, places between two supporting rods 9 and remains to process the work piece, treats that processing work piece top is provided with the piece of polishing, and processing work piece play the guard action can be treated to rubber pad 14.

Example two

Referring to fig. 1-3, a grinding machine rotary table comprises a base box 1, a rotary table body 2 is arranged at the top of the base box 1 in a rotating mode, a lifting motor 3 is arranged on the inner wall of the bottom of the base box 1 in a screw mode, one end of a first rotating shaft 4 is fixedly welded on an output shaft of the lifting motor 3, an adjusting plate 5 is welded to the other end of the first rotating shaft 4, the side face of the adjusting plate 5 is connected with the inner wall of the base box 1 in a sliding mode, a forward and reverse motor 6 is connected to the top of the adjusting plate 5 in a fixed mode, one end of a second rotating shaft 7 is fixedly welded on the output shaft of the forward and reverse motor 6, the other end of the second rotating shaft 7 is fixedly welded at the bottom of the rotary table body 2, the height of the adjusting plate 5 can be increased through the lifting motor.

In this embodiment, two chutes 8 are opened in the rotary worktable body 2, the clamping rods 9 are arranged in the two chutes 8 in a sliding manner, the sliding blocks 10 are fixedly welded at the bottoms of the clamping rods 9, the clamping rods 9 can slide in the chutes 8, and workpieces are convenient to clamp and are to be processed.

In this embodiment, the fixed welding of one end of slider 10 has the one end of spring 11, and the fixed welding of the other end of spring 11 is on one side inner wall of spout 8, can reset slider 10 through the thrust of spring 11.

In the embodiment, when polishing a workpiece to be processed, the workpiece to be processed is directly placed on the rotary table body 2, then switches of the lifting motor 3 and the forward and reverse rotating motor 6 are turned on, the lifting motor 3 raises the adjusting plate 5 through the first rotating shaft 4, the rotary table body 2 is further raised, the forward and reverse rotating motor 6 on the adjusting plate 5 rotates through the second rotating shaft 7 to rotate the rotary table body 2, when the rotary table body 2 is raised, the balls 12 on the sliding blocks 10 are staggered with the annular arc-shaped grooves 13, the sliding blocks 10 are pushed to move at the same time, the springs 11 are squeezed, the clamping rods 9 are pushed by the sliding blocks 10 to clamp the workpiece to be processed, the rubber pads 14 on the clamping rods 9 can also ensure that clamping marks are avoided on the workpiece to be processed, after polishing is finished, the rotary table body 2 is lowered, the balls 12 enter the annular arc-shaped grooves 13 again, the sliding blocks 10 are reset under the thrust of the springs 11, and simultaneously drives the clamping rod 9 to loosen the workpiece to be processed.

The above descriptions are only preferred embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the scope of the present invention, and the technical solutions and the utility model concepts of the present invention are equivalent to, replaced or changed.

Claims

1. The utility model provides a grinding machine rotary worktable, includes base case (1), its characterized in that, the top of base case (1) is rotated and is provided with rotary worktable body (2), fixedly on the bottom inner wall of base case (1) being provided with elevator motor (3), the one end of the first pivot of fixedly connected with (4) on the output shaft of elevator motor (3), the other end fixedly connected with regulating plate (5) of first pivot (4), the side of regulating plate (5) and the inner wall sliding connection of base case (1), the fixed positive reverse motor (6) that is provided with in top of regulating plate (5), the one end of fixedly connected with second pivot (7) on the output shaft of positive reverse motor (6), the other end fixed connection of second pivot (7) in the bottom of rotary worktable body (2).

2. A grinding machine rotary table according to claim 1, characterized in that two sliding grooves (8) are formed in the rotary table body (2), clamping rods (9) are slidably arranged in the two sliding grooves (8), and sliding blocks (10) are fixedly connected to the bottoms of the clamping rods (9).

3. A grinding machine rotary table according to claim 2, characterized in that one end of the slide block (10) is fixedly connected with one end of a spring (11), and the other end of the spring (11) is fixedly connected with one side inner wall of the chute (8).

4. A grinding machine rotary table according to claim 2, characterized in that one end of the slide block (10) is provided with an arc-shaped groove, the ball (12) is embedded in the arc-shaped groove, the inner wall of the base box (1) is provided with two annular arc-shaped grooves (13), and the two balls (12) are matched with the two annular arc-shaped grooves (13).

5. A grinding machine rotary table according to claim 1, characterized in that a rubber pad (14) is fixedly arranged on one side of each of the two clamping rods (9), a workpiece to be processed is placed between the two clamping rods (9), and a grinding block is arranged above the workpiece to be processed.