CN204747542U - But height -adjusting's lathe sword support - Google Patents

Abstract

A height-adjustable lathe knife support includes a base, upper and lower knife supports, a transmission device and a central rotating shaft. There is a worm gear mechanism inside the base; the upper and lower knife brackets are composed of a fixed plate, a movable plate, a jack and a support rod; The device has the advantages of simple operation and easy regulation.

Description

A height-adjustable lathe tool support

technical field

The utility model relates to a height-adjustable lathe knife bracket, which belongs to the field of machining production.

Background technique

CNC tool post is the most common auxiliary device for CNC lathes. It enables CNC lathes to complete various or even all processing procedures in one clamping of the workpiece, so as to shorten the auxiliary time of processing and reduce the number of workpieces due to multiple installations during the processing. The error caused by it can improve the machining efficiency and machining accuracy of the machine tool.

The rotary tool holders of traditional CNC lathes are all raised by gaskets, and the bolts are tightened to fix the turning tools. This method is cumbersome to operate, difficult to adjust, and the effect is poor, and it is difficult to meet the adjustment requirements.

Contents of the invention

The technical problem to be solved by the utility model is to provide a lathe tool rest device with simple operation and easy regulation.

A height-adjustable lathe knife support includes a base 2, upper and lower knife supports, a transmission device and a central rotating shaft. The base 2 is provided with a worm gear mechanism to drive the central shaft; the upper and lower knife supports are composed of a fixed plate, a movable plate, a jack 10 and a support rod 9; the jack 10 of the lower knife support is fixed on the lower fixed plate 3, and the hydraulic pump 11 is used to The power provided makes the lower movable plate 4 move up and down, and the support rod 9 is welded on the lower fixed plate 3 to support the lower movable plate 4 to move up and down; the bottom of the jack 10 of the upper knife support is connected with the upper fixed plate 8, and the top of the piston is connected with The upper movable plate 7 is connected, and the power provided by the hydraulic pump 11 is used to move the upper movable plate 7 up and down, and the bottom of the upper movable plate 7 has a limit groove 6; the fixed plate in the two-knife bracket is fixedly connected with the central shaft; the turning tool 5 Placed in the middle of the upper and lower movable plates, the knife position can be changed through the central rotating shaft, the height of the lower knife support can be adjusted, and the upper knife support can be fixed and locked.

Further, the device is provided with a jack 10, which is connected to the hydraulic branch pipe, and a switch is provided on the hydraulic branch pipe.

Further, the device is provided with a support rod 9 and a scale is provided on the surface.

Further, the movable plates of the upper and lower brackets of the device are composed of four metal blocks, and each metal block is provided with a jack.

Further, the device is provided with a limiting groove 6, which is a multi-gradient inner groove.

Beneficial effect

1. The tool holder drives the central shaft to rotate through the stepping motor 1 to change the knife position, and the lower knife bracket is used to adjust the height of the tool holder, and the upper knife bracket is fixed and locked.

2. The device is equipped with a jack 10, which is connected to the hydraulic branch pipe. There is a switch on the hydraulic branch pipe to control the operation of each jack. Compared with the traditional method of adjusting the height of the tool holder by adding gaskets and tightening the bolts to fix the turning tool, this equipment uses a jack 10 The regulation is quicker and more convenient, and the regulation effect is ideal.

3. The device is equipped with a support rod 9, which can prevent the knife holder from shifting during work, and a scale is provided on the surface, which is convenient for observing the height adjustment and the degree of fixed locking.

4. The movable plates of the upper and lower brackets of the device are composed of four metal blocks, and each metal block is provided with a jack, which can adjust the height and locking degree of each turning tool 5 according to requirements.

5. The device is provided with a limit groove 6 and a multi-gradient inner groove structure, which is suitable for fixing different turning tools 5 and can better keep the turning tools 5 on the same horizontal line.

Description of drawings

Fig. 1 is a schematic diagram of the external structure of a height-adjustable lathe knife support described in the utility model;

Fig. 2 is the structural diagram of the lower knife support of a kind of height-adjustable lathe knife support described in the utility model;

Fig. 3 is a schematic diagram of the front elevation of a height-adjustable lathe tool bracket limiting groove described in the utility model;

Fig. 4 is a front elevational perspective view of a height-adjustable lathe tool bracket limiting groove described in the utility model;

Fig. 5 is a three-dimensional perspective view of a height-adjustable lathe tool bracket limiting groove described in the utility model;

Fig. 6 is a three-dimensional view of a height-adjustable lathe knife bracket limiting groove described in the utility model;

Fig. 7 is an appearance view of a height-adjustable lathe tool bracket limiting groove according to the utility model.

Beneficial effect

1. The tool holder drives the central shaft to rotate through the stepping motor 1 to change the knife position, and the lower knife bracket is used to adjust the height of the tool holder, and the upper knife bracket is fixed and locked.

2. The device is equipped with a jack 10, which is connected to the hydraulic branch pipe. There is a switch on the hydraulic branch pipe to control the operation of each jack. Compared with the traditional method of adjusting the height of the tool holder by adding gaskets and tightening the bolts to fix the turning tool, this equipment uses a jack 10 The regulation is quicker and more convenient, and the regulation effect is ideal.

3. The device is equipped with a support rod 9, which can prevent the knife holder from shifting during work, and a scale is provided on the surface, which is convenient for observing the height adjustment and the degree of fixed locking.

4. The movable plates of the upper and lower brackets of the device are composed of four metal blocks, and each metal block is provided with a jack, which can adjust the height and locking degree of each turning tool 5 according to requirements.

5. The device is provided with a limit groove 6 and a multi-gradient inner groove structure, which is suitable for fixing different turning tools 5 and can better keep the turning tools 5 on the same horizontal line.

Detailed ways

A height-adjustable lathe knife support provided by the utility model will be further described below in conjunction with the accompanying drawings.

As shown in the figure, it is a schematic diagram of a height-adjustable lathe knife support provided by the utility model, including a base 2, an upper and a lower knife support, a transmission device and a central rotating shaft. The base 2 is provided with a worm gear mechanism, which is powered by the stepping motor 1 to drive the central shaft to rotate; the central shaft is fixedly connected to the fixed plates in the two tool holders, and the knife position is changed by the rotation of the central shaft. Upper and lower knife supports are all made up of fixed plate, movable plate, jack 10 and support bar 9. The jack 10 of the lower knife support is fixed on the lower fixed plate 3, and the power provided by the hydraulic pump 11 is used to move the lower movable plate 4 up and down, thereby adjusting the height of the turning tool; the bottom of the jack 10 of the upper knife support is connected with the upper fixed plate 8, The top of the piston is connected with the upper movable plate 7, and the power provided by the hydraulic pump 11 is used to move the upper movable plate 7 up and down, thereby fixing and locking the turning tool; the turning tool 5 is placed in the middle of the upper and lower movable plates, and adjusted by the lower knife bracket height, the upper knife bracket is fixed and locked.

As shown in the figure, it is a structural diagram of the lower knife bracket of a height-adjustable lathe tool bracket according to the utility model, which includes a lower fixed plate 3, an upper movable plate 4, a jack 10 and a support rod 9. The jack 10 of the lower knife support is fixed on the lower fixed plate 3, and the power provided by the hydraulic pump 11 is used to move the lower movable plate 4 up and down, thereby adjusting the height of the knife holder; the support rod 9 is welded on the lower fixed plate 3, supporting the upper movable plate 4 up and down Move, can prevent turning tool from shifting during work, and support rod 9 surfaces are provided with scale, are convenient to observe and adjust height; The height and locking degree of each turning tool 5 need to be adjusted.

As shown in the figure, it is a structural diagram of a height-adjustable lathe tool bracket limiting groove described in the present invention. The upper movable plate 7 has a limiting groove 6 at the bottom, which is a multi-gradient inner groove structure, suitable for different The fixing of turning tool 5 can better keep turning tool 5 on the same horizontal line.

Claims (5)

1. A height-adjustable lathe knife support, including a base (2), upper and lower knife supports, a transmission device and a central shaft; the base (2) is provided with a worm gear mechanism to drive the central shaft; the upper and lower knife supports are both It consists of a fixed plate, a movable plate, a jack (10) and a support rod (9); the jack (10) of the lower knife support is fixed on the lower fixed plate (3), and the power provided by the hydraulic pump (11) is used to make the lower movable plate ( 4) Move up and down, the support rod (9) is welded on the lower fixed plate (3), supporting the lower movable plate (4) to move up and down; the bottom of the jack (10) of the upper knife bracket is connected with the upper fixed plate (8) 1. The top of the piston is connected with the upper movable plate (7), and the power provided by the hydraulic pump (11) is used to move the upper movable plate (7) up and down, and the bottom of the upper movable plate 7 has a limit groove (6); The fixed plate is fixedly connected with the central shaft; the turning tool (5) is placed in the middle of the upper and lower movable plates, the position of the knife is changed through the central shaft, the height of the lower knife bracket is adjusted, and the upper knife bracket is fixed and locked. 2. The height-adjustable lathe tool holder according to claim 1, characterized in that a jack (10) is provided to connect with the hydraulic branch pipe, and a switch is provided on the hydraulic branch pipe. 3. A height-adjustable lathe tool holder according to claim 1, characterized in that a support rod (9) is provided, and a scale is provided on the surface. 4. A height-adjustable lathe tool support according to claim 1, wherein the movable plates of the upper and lower supports are composed of four metal blocks, and each metal block is provided with a jack. 5. The height-adjustable lathe tool holder according to claim 1, characterized in that, a limit groove (6) is provided, which is a multi-gradient inner groove.