PCBN blade positioning clamp

Abstract

The utility model discloses a PCBN (Polycrystalline Cubic Boron Nitride) blade positioning fixture, which relates to the technical field of PCBN cutter processing and comprises a fixture body, a positioning groove is arranged at the top of the fixture body, a movable block mounting groove is arranged inside the fixture body, a movable block is slidably connected inside the fixture body, and a positioning screw is in threaded connection inside the movable block. Due to the arrangement of the movable block and the positioning bolt, when the PCBN blade clamp is used, a PCBN blade is placed in the positioning groove, the movable block is movably installed on one side of the clamp body, the positions of the positioning screw rods can be rapidly adjusted by adjusting the positions of the movable block, the purpose that the PCBN blade is pressed by the four positioning screw rods at the same time can be achieved, the positioning bolt can be screwed tightly after adjustment is completed, and the PCBN blade clamp is convenient to use. And the position of the movable block is fixed through the positioning bolt, finally, the blade is fixed by rotating the positioning screw rods, and the PCBN tool is pressed by the four positioning screw rods at the same time, so that the positioning speed of the device can be increased, and the working efficiency is greatly improved.

Description

Technical Field

[0001] The utility model relates to the technical field of PCBN tool processing, in particular to a PCBN blade positioning fixture. Background Art

[0002] PCBN tools are artificial cubic boron nitride tools that can maintain high hardness even at high temperatures. They are mainly used for processing iron parts. American tool holders are often used for positioning when grinding PCBN tools. When using them, first place the tool in the positioning slot and then turn the hexagon socket screw to position the tool.

[0003] The existing American-style tool holder has the following disadvantages: since the four hexagonal screws of the existing American-style tool holder need to be adjusted individually, the positioning efficiency is slow. Therefore, a PCBN insert positioning fixture is proposed. Utility Model Content

[0004] Technical problems solved

[0005] The purpose of the utility model is to make up for the deficiencies of the prior art and to provide a PCBN blade positioning fixture.

[0006] Technical Solution

[0007] To achieve the above-mentioned purpose, the present invention provides the following technical solution: a PCBN blade positioning fixture, comprising a fixture body, a positioning groove is provided on the top of the fixture body, a movable block mounting groove is provided inside the fixture body, a movable block is slidably connected inside the fixture body, a positioning screw is connected to the internal thread of the movable block, a torsion is fixedly connected to the outer surface of one end of the positioning screw, a threaded hole is provided on the fixture body, a positioning bolt is connected to the internal thread of the threaded hole, an anti-slip bump is provided at the bottom of the positioning bolt, and an anti-slip groove is provided on the top of the movable block.

[0008] Preferably, a guide block is fixedly connected to the interior of the movable block installation groove, a guide groove is provided on the movable block, and the guide block is adapted to the guide groove.

[0009] Preferably, a limiting hole is provided on the top of the movable block, and there are several limiting holes. One end of the positioning bolt can be movably inserted into the limiting hole.

[0010] Preferably, a connecting screw is fixedly connected to one side of the clamp body.

[0011] Preferably, a connecting groove is provided at the bottom of the clamp body.

[0012] Preferably, the number of the positioning screws is four, and threaded holes for installing the positioning screws are provided inside the movable block.

[0013] Beneficial effects:

[0014] Compared with the existing technology, the PCBN insert positioning fixture has the following beneficial effects:

[0015] The utility model provides a movable block and a positioning bolt. When in use, the PCBN blade is placed in the positioning groove. The movable block is movably installed on one side of the clamp body. By adjusting the position of the movable block, the position of the positioning screw can be quickly adjusted, so that the four positioning screws can simultaneously press the PCBN tool. After the adjustment is completed, the positioning bolt can be tightened, and the position of the movable block can be fixed by the positioning bolt. Finally, the blade is fixed by rotating the positioning screw. The four positioning screws simultaneously press the PCBN tool, which can promote the positioning speed of the device and greatly improve the working efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a structural diagram of the utility model;

[0017] Figure 2 This is a structural diagram of the utility model from another perspective;

[0018] Figure 3 This is a schematic cross-sectional view of the utility model;

[0019] Figure 4 For this utility model Figure 3 A schematic diagram of the structure at point A in the middle;

[0020] Figure 5 This is a structural diagram of the movable block of the utility model;

[0021] Figure 6 This is a structural diagram of a movable block with a limiting hole in the utility model.

[0022] In the picture:

[0023] 1. Clamp body; 101. Positioning slot; 102. Movable block mounting slot; 1021. Guide block; 103. Threaded hole; 104. Connecting screw; 105. Connecting slot; 2. Movable block; 201. Anti-slip groove; 202. Guide slot; 203. Limiting hole; 3. Positioning screw; 4. Twist; 6. Positioning bolt; 601. Anti-slip bump. DETAILED DESCRIPTION

[0024] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0025] See also Figures 1 to 6 As shown, the utility model provides a technical solution: a PCBN blade positioning fixture, including a fixture body 1, a positioning groove 101 is provided on the top of the fixture body 1, a movable block mounting groove 102 is provided inside the fixture body 1, a movable block 2 is slidably connected inside the fixture body 1, a positioning screw 3 is connected to the internal thread of the movable block 2, a torsion 4 is fixedly connected to the outer surface of one end of the positioning screw 3, a threaded hole 103 is provided on the fixture body 1, a positioning bolt 6 is connected to the internal thread of the threaded hole 103, and an anti-slip bump 601 is provided on the bottom of the positioning bolt 6. The top of the movable block 2 An anti-slip groove 201 is provided. By setting the movable block 2 and the positioning bolt 6, when in use, the PCBN blade is placed in the positioning groove 101, and the movable block 2 is movably installed on one side of the fixture body 1. By adjusting the position of the movable block 2, the position of the positioning screw 3 can be quickly adjusted, so that the four positioning screws 3 can simultaneously press the PCBN tool. After the adjustment is completed, the positioning bolt 6 can be tightened, and the position of the movable block 2 can be fixed by the positioning bolt 6. Finally, the blade is fixed by rotating the positioning screw 3. The four positioning screws press the PCBN tool at the same time, which can promote the positioning speed of the device and greatly improve the work efficiency.

[0026] Please pay attention to Figure 1 、 Figure 3 、 Figure 4 and Figure 6 The inside of the movable block mounting groove 102 is fixedly connected with a guide block 1021, and a guide groove 202 is provided on the movable block 2. The guide block is adapted to the guide groove 202. A limiting hole 203 is provided on the top of the movable block 2. There are several limiting holes 203. One end of the positioning bolt 6 can be movably inserted into the inside of the limiting hole 203.

[0027] Please pay attention to Figure 1 and Figure 2 A connecting screw 104 is fixedly connected to one side of the clamp body 1, and a connecting groove 105 is opened at the bottom of the clamp body 1.

[0028] Please pay attention to Figure 1 and Figure 2The number of the positioning screws 3 is four, and threaded holes for installing the positioning screws 3 are opened inside the movable block 2.

[0029] Working principle: Place the PCBN blade in the positioning groove 101, adjust the position of the movable block 2, and then quickly adjust the position of the positioning screw 3, so that the four positioning screws 3 can simultaneously press the PCBN tool. After the adjustment is completed, tighten the positioning bolt 6, and fix the position of the movable block 2 by the positioning bolt 6, and finally fix the blade by rotating the positioning screw 3.

[0030] Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and variations may be made to these embodiments without departing from the principles and spirit of the present invention, and the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A PCBN blade positioning fixture, comprising a fixture body (1), a positioning groove (101) is provided on the top of the fixture body (1), a movable block mounting groove (102) is provided inside the fixture body (1), a movable block (2) is slidably connected inside the fixture body (1), a positioning screw (3) is internally threadedly connected to the movable block (2), and a toggle (4) is fixedly connected to the outer surface of one end of the positioning screw (3), characterized in that: The clamp body (1) is provided with a threaded hole (103), the inner thread of the threaded hole (103) is connected with a positioning bolt (6), the bottom of the positioning bolt (6) is provided with an anti-slip protrusion (601), and the top of the movable block (2) is provided with an anti-slip groove (201).

2. A PCBN insert positioning fixture according to claim 1, characterized in that: A guide block (1021) is fixedly connected inside the movable block installation groove (102), a guide groove (202) is provided on the movable block (2), and the guide block is adapted to the guide groove (202).

3. The PCBN insert positioning fixture according to claim 1, characterized in that: A limiting hole (203) is provided on the top of the movable block (2), and there are a plurality of limiting holes (203). One end of the positioning bolt (6) can be movably inserted into the limiting hole (203).

4. The PCBN insert positioning fixture according to claim 1, characterized in that: A connecting screw (104) is fixedly connected to one side of the clamp body (1).

5. The PCBN insert positioning fixture according to claim 1, characterized in that: A connecting groove (105) is provided at the bottom of the clamp body (1).

6. The PCBN insert positioning fixture according to claim 1, characterized in that: The number of the positioning screws (3) is four, and a threaded hole for installing the positioning screws (3) is provided inside the movable block (2).

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