CN207887894U - A kind of novel lathe knife rest - Google Patents

Abstract

The utility model discloses a novel lathe tool holder, which comprises a bottom plate, an angle ruler is arranged on the upper edge of the bottom plate, a clamping block A connected to it in rotation is arranged on the top of the bottom plate, and two clamping blocks A are arranged inside the clamping block A. A square cavity, the inside of the square cavity is provided with a wedge-shaped block slidingly connected with it, the slope of the wedge-shaped block is downward, and the side of the wedge-shaped block is provided with a screw A connected to it in rotation, and the screw A is connected from a square The cavity passes through the clamp block A and is threadedly connected with it, the lower end of the square cavity is provided with a vertically set square rod, the square rod is slidably connected with the clamp block A, and the upper end of the square rod is provided with a slope, The slope matches the wedge block. The utility model has a reasonable design. By setting the laser generator to irradiate the center of the rotating shaft, it is convenient to align the tip of the knife with the center of rotation. By setting the spacer, it is possible to adjust different heights according to different types of knives. It is convenient to set the angle by 45° Adjustment conversion of knives and 90° knives.

Description

A New Tool Holder for Lathe

technical field

The utility model relates to the field of mechanical manufacturing, in particular to a novel lathe tool holder.

Background technique

The tool holder generally fixes the tool so that it can withstand the force generated by the tool. The tool post is a very important part of the CNC lathe. According to its function, the number of tools that can be installed on the tool holder of the CNC lathe is generally 4, 6, 8, 10, 12, 20, and 24. Some CNC lathes can install more tools. The structure of the tool holder is generally rotary, and the tool is installed on the tool holder along the circumferential direction, and radial turning tools, axial turning tools, drills, and boring tools can be installed. Turning machining centers can also be equipped with axial milling cutters and radial milling cutters. The tool holders of a small number of CNC lathes are in-line, and the tools are installed along a straight line.

In the prior art, there are still many deficiencies in the tool holder of the machine tool. The tool conversion is manually rotated, which not only has low work efficiency, but also has high labor intensity, and it is difficult to control the angle of rotation of the tool. At the same time, the existing machine tool holder During the tool changeover process, and the current tool post has no reference object for tool setting after tool change, it is difficult to align the tool tip with the workpiece rotation center.

Contents of the invention

In order to solve the above existing problems, the utility model provides a novel lathe tool holder.

The utility model is realized through the following technical solutions:

A new type of lathe tool holder, including a bottom plate, the upper edge of the bottom plate is provided with an angle ruler, and the upper end of the bottom plate is provided with a clamp block A that is rotatably connected to it, and the inside of the clamp block A is provided with two square cavities. The inside of the square cavity is provided with a wedge-shaped block slidingly connected with it, the slope of the wedge-shaped block is downward, and the side of the wedge-shaped block is provided with a screw A connected to it in rotation, and the screw A passes through the clamp from the square cavity. The block A is threadedly connected with it, the lower end of the square cavity is provided with a vertically set square rod, and the square rod is slidingly connected with the clamp block A, and the upper end of the square rod is provided with a slope, and the slope and the wedge The lower end of the square rod is in contact with the bottom plate, and the upper end of the clamp block A is provided with four square grooves, the square grooves are provided with pads slidingly connected with them, and the lower ends of the pads are fixed with electro-hydraulic The upper end of the clamp block A is fixed with the upper end of the vertical bar, and the clamp block B is fixed with the side of the clamp block B. The laser generator is fixed on the side of the clamp block B, and several screws B threaded with the clamp block B are provided on the clamp block B. , the electro-hydraulic rod and the laser generator are electrically connected with a power supply.

Preferably, the spacer is made of high-speed steel.

Preferably, the laser emitted by the laser generator is a linear laser.

Compared with the existing technology, the beneficial effect of the utility model is that the utility model is reasonable in design and simple in manufacture. By setting the laser generator to irradiate the center of the rotating shaft, it is convenient to align the tip of the knife with the center of rotation. By setting the spacer, it can Through different height adjustments according to different types of knives, the adjustment and conversion of 45° knives and 90° knives are facilitated by setting the angle ruler.

Description of drawings

Fig. 1 is the schematic diagram of structure described in the utility model;

Fig. 2 is the plan view of structure described in the utility model;

Fig. 3 is a top view of the clamping block A3 of the present invention.

In the figure: base plate 1, angle ruler 2, clamp block A3, square cavity 3-1, square groove 3-2, electro-hydraulic rod 4, cushion block 5, square rod 6, inclined plane 6-1, wedge block 7, screws A8, vertical bar 9, clamp block B10, laser generator 11, screw B12.

Detailed ways

Below in conjunction with accompanying drawing and specific embodiment the utility model is described in further detail:

As shown in Figures 1 to 3, a new type of lathe tool holder includes a base plate 1, an angle ruler 2 is provided on the upper edge of the base plate 1, and a clamp block A3 that is rotatably connected to the base plate 1 is provided on the upper end of the base plate 1. The inside of clamp block A3 is provided with two square cavities 3-1, and the inside of described square cavities 3-1 is provided with the wedge-shaped block 7 that is slidably connected with it, and the inclined surface of described wedge-shaped block 7 is downward, and described wedge-shaped block 7 The side of the square cavity 3-1 is provided with a screw A8 that is rotatably connected to it. The screw A8 passes through the clamp block A3 from the square cavity 3-1 and is threaded with it. The lower end of the square cavity 3-1 is provided with a vertically set square Rod 6, the square rod 6 is slidingly connected with the clamp block A3, the upper end of the square rod 6 is provided with a slope 6-1, the slope 6-1 matches the wedge block 7, and the lower end of the square rod 6 is connected to the bottom plate 1 Contact, the upper end of the clamp block A3 is provided with four square grooves 3-2, the square groove 3-2 is provided with a pad 5 slidingly connected with it, and the lower end of the pad 5 is fixed with an electrohydraulic rod 4 , the upper end of the clamp A3 is fixed with the upper end of the vertical bar 9, and the upper end of the clamp B10 is fixed, and the side of the clamp B10 is fixed with the laser generator 11, and the clamp B10 is provided with several screws threaded with it B12, the electro-hydraulic rod 4 and the laser generator 11 are electrically connected to the power supply.

The pad 5 is made of high speed steel.

The laser emitted by the laser generator 11 is a linear laser.

Working principle: The utility model relates to a new type of lathe tool holder. The device irradiates the center of the rotating shaft by setting a laser generator 11 to facilitate the alignment of the tool tip and the rotation center. By setting the pad 5, it can be adjusted according to different types of tools. For different height adjustments, the adjustment and conversion of the 45° knife and the 90° knife are facilitated by setting the angle ruler; when the device is in use, the knife is placed between the clamp block A3 and the clamp block B10, and the laser generator 11 is turned on to allow the linear laser to irradiate On the rotation axis of the workpiece, according to different tools, the electrohydraulic rod 4 is raised or lowered to adjust the height of the tool tip, so that the height of the tool tip is the same as the height of the laser light emitted by the laser generator 11, and the screw B12 is tightened to fix the tool; when necessary When adjusting the angle of the tool, turn the clamp block A3 to determine the angle through the angle ruler 2 on the upper end of the base plate 1, screw the screw A8 to make the wedge block 7 slide, thereby press down through the vertical rod 9, and fix the clamp block A3 to the base plate 1.

The basic principles, main features and advantages of the present utility model have been shown and described above. Those skilled in the art should understand that the utility model is not limited by the above-mentioned embodiments. The above-mentioned embodiments and descriptions only illustrate the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model The new model also has various changes and improvements, and these changes and improvements all fall within the scope of the claimed utility model. The scope of protection required by the utility model is defined by the appended claims and their equivalents.

Claims (3)

1. a kind of novel lathe knife rest, it is characterised in that：Including bottom plate (1), the upper end-face edge of the bottom plate (1) is equipped with bevel protractor (2), bottom plate (1) upper end is equipped with the fixture block A (3) that is rotatablely connected with it, the fixture block A (3) be internally provided with two it is rectangular Cavity (3-1), the square cavity (3-1) are internally provided with the wedge block (7) being slidably connected with it, the wedge block (7) it is oblique Downwards, the side of the wedge block (7) is equipped with the screw A (8) that is rotatablely connected with it, and the screw A (8) is from square cavity (3-1) is pierced by fixture block A (3) and is threadedly coupled with it, and the lower end of the square cavity (3-1) is equipped with the square pole set vertically (6), the square pole (6) is slidably connected with fixture block A (3), and the upper end of the square pole (6) is equipped with inclined-plane (6-1), the inclined-plane (6-1) is matched with wedge block (7), and square pole (6) lower end is contacted with bottom plate (1), and the upper end of the fixture block A (3) is equipped with four A square groove (3-2), the square groove (3-2) is interior to be equipped with the cushion block (5) being slidably connected with it, and the lower end of the cushion block (5) is solid Surely there is an electric hydaulic bar (4), the upper end that the upper end of the fixture block A (3) is fixed with montant (9) is fixed with fixture block B (10), the folder The side of block B (10) is fixed with laser generator (11), and the fixture block B (10) is equipped with several screws being threadedly coupled with it B (12), the electric hydaulic bar (4) and laser generator (11) are electrically connected with the power supply.

2. a kind of novel lathe knife rest according to claim 1, it is characterised in that：The cushion block (5) is made of high-speed steel.

3. a kind of novel lathe knife rest according to claim 1, it is characterised in that：Laser generator (11) transmitting Laser is linear laser.