CN115121822A - Wear-resistant precision cutter for hardware processing - Google Patents

Abstract

The invention relates to the field of cutters, in particular to a wear-resistant precision cutter for hardware machining, which comprises a connecting column, a cutter head, a cylinder b, a spring a, an arc-shaped plate, an arc-shaped pressing plate, a pressure sensor and an elastic plate, wherein the connecting column is fixedly connected with the cutter head; the top of the cutter head is inserted into the cutter insertion hole in a matching manner, and a clamping assembly for clamping the cutter head is arranged on the connecting column; the cylinder body b is vertically arranged at the bottom of the connecting column; a plurality of groups of springs a are arranged on the outer peripheral wall of the cylinder b along the radial direction of the connecting column; the inner peripheral wall of the arc-shaped plate is connected with the bottom of the spring a; the inner peripheral wall of one end of the arc-shaped pressing plate is connected with the outer peripheral wall of the arc-shaped plate, and the inner peripheral wall of the other end of the arc-shaped pressing plate is contacted with the outer peripheral walls of the adjacent groups of arc-shaped plates; the pressure sensor is arranged on the outer peripheral wall of the cylinder b and is electrically connected with the machine tool control system; the elastic plate is vertically arranged at the bottom of the connecting column and is positioned outside the arc-shaped pressing plate. The invention can provide good anti-collision protection for the cutter head, and the cutter head is simple and convenient to mount and dismount.

Description

A wear-resistant precision tool for metal processing

technical field

The invention relates to the technical field of cutting tools, in particular to a wear-resistant precision cutting tool for metal processing.

Background technique

Hardware processing is to process raw materials (stainless steel, copper, aluminum, iron, etc.) into various parts with lathes, milling machines, drilling machines, polishing and other machinery according to customers' drawings or samples. Machine tools need to use The tools of the existing hardware processing machine tools have poor protection and are easy to wear, resulting in reduced service life; and the tools lack impact protection, which is easy to damage the tools and the tool mounting seat.

The Chinese patent with the authorization announcement number CN113814429A discloses a wear-resistant precision tool for metal processing. When used, it has good protection. The side of the tool is protected from collision by the baffle, so that the tool is difficult to damage. Longer life and good wear resistance.

However, the above disclosed solutions have the following shortcomings: when the baffle plate is deformed by impact, it will still continue to transmit the impact to the cutter head to damage the tool; Still not high.

SUMMARY OF THE INVENTION

The purpose of the present invention is to solve the problems existing in the background technology, and propose a wear-resistant precision tool for metal processing with good anti-collision performance and convenient disassembly and assembly of the tool head.

On the one hand, the present invention proposes a wear-resistant precision tool for metal processing, including a connecting column, a tool head, a cylinder b, a spring a, an arc-shaped plate, an arc-shaped pressure plate, a pressure sensor and an elastic plate;

The top of the connecting column is connected with the kinematic structure of the machine tool, and the top of the connecting column is vertically arranged with a tool jack; the top of the cutter head is fitted into the tool jack, and a clamping component for clamping the tool head is arranged on the connecting column; the cylinder body b is vertically arranged At the bottom of the connecting column, the cylinder body b is coaxial with the connecting column, the cutter head is located inside the inner peripheral surface of the cylinder body b, and the top of the cylinder body b is located above the bottom of the cutter head; the spring a is arranged on the outer peripheral wall of the cylinder body b along the radial direction of the connecting column. , the springs a are evenly arranged in multiple groups along the circumferential direction; the inner peripheral wall of the arc-shaped plate is connected to the bottom of the spring a, the number of arc-shaped plates is equal to the number of springs a, the center of the arc-shaped plate coincides with the circle center of the horizontal section of the cylinder b; one end of the arc-shaped pressure plate The inner peripheral wall is connected with the outer peripheral wall of the arc-shaped plate, the inner peripheral wall of the other end of the arc-shaped pressing plate is in contact with the outer peripheral wall of the adjacent group of arc-shaped plates, and the arc-shaped pressing plate is arranged in multiple groups; the pressure sensor is arranged on the outer peripheral wall of the cylinder body b, and the pressure sensor The pressure sensor is not in contact with the inner peripheral wall of the arc plate, and the pressure sensor is electrically connected to the machine tool control system; the elastic plate is vertically arranged at the bottom of the connecting column, the elastic plate is located outside the arc pressure plate, and the elastic plates are evenly arranged in multiple groups along the circumference of the cylinder b.

Preferably, multiple sets of limiting grooves are vertically arranged on the wall of the tool insertion hole, and multiple sets of raised bars are vertically arranged on the outer wall of the top of the cutter head, and the raised bars are matched and inserted into the limiting grooves.

Preferably, the pressure sensor is a waterproof sensor, and when the elastic plate collides, the pressure sensor is in contact with the inner wall of the arc-shaped plate.

Preferably, the clamping assembly includes a support ring, a cylindrical body a, a sphere and a clamp rod; the support ring is horizontally and rotatably arranged on the peripheral wall of the connecting column; the cylindrical body a is vertically arranged at the bottom of the supporting ring, and the cylindrical body a is located outside the connecting column, Multiple sets of limit blocks are arranged at equal distances on the inner peripheral wall of the cylinder body a, and arc grooves are arranged on the limit blocks. The cross-sectional shape of the arc groove is a circle with a gap; the sphere slides in the arc groove, and the sphere is connected with the clamp rod. , the clamping rod is arranged along the diameter direction of the connecting column, and the connecting column is provided with a connecting hole for the clamping rod to pass through. When the support ring rotates, the ball slides along the arc groove and changes the length of the clamp rod inserted into the connecting column; the support ring is provided with a limit component for fixing its position.

Preferably, a positioning rod is provided on the end face of the clamping rod facing the cutter head, a positioning hole is provided on the outer wall of the top of the cutter head, and the positioning rod is fitted into the positioning hole.

Preferably, the limit assembly includes a support plate, an insertion rod, a limit ring and a spring b; a through hole is arranged horizontally on the connecting column, and the through hole is located above the support ring; the support plate is vertically arranged on the support ring, and the support plate is provided with A guide hole for the insertion rod to pass through; the insertion rod passes through the guide hole, one end of the insertion rod is provided with a circular plate, and the other end of the insertion rod is inserted into the through hole; the limit ring is arranged on the insertion rod, and the limit ring is in contact with the outer wall of the connecting column The spring b is sleeved on the insertion rod, the two ends of the spring b are respectively connected with the support plate and the limit ring, and the spring b is in a compressed state; the limit components are arranged in two groups, and the two groups of limit components are symmetrical about the connecting column.

Preferably, it also includes a limit plate, a tool release limit plate and a tool clamp limit plate; the limit plate is arranged on the top of the support ring; the tool release limit plate and the tool clamp limit plate are arranged on the peripheral wall of the connecting column Above, the limit plate is located between the tool release limit plate and the tool clamping limit plate. When the limit plate and the tool clamping limit plate are attached, multiple sets of clamping rods clamp the tool head, and the limit plate is connected to the tool clamping limit plate. When the tool release limit plate is attached, the tool head is released.

On the other hand, the present invention proposes an anti-collision method for a wear-resistant precision tool used in metal processing, comprising the following steps: S1, connecting the connecting column with the machine tool kinematic structure, inserting the tool head into the tool jack, and passing the clamp Hold the component to fix the cutter head; S2. When the kinematic structure of the machine tool drives the connecting column to move and collides with the workpiece or the machine tool mechanism, the outer elastic plate is deformed; S3. The elastic plate squeezes the arc pressure plate and the arc plate, so that the arc Shaped plate extrusion pressure sensor; S4, the pressure sensor transmits the signal to the machine tool control system, the machine tool control system controls the motion structure to stop moving, and provides anti-collision protection for the cutter head.

Compared with the prior art, the present invention has the following beneficial technical effects: the connecting column is connected with the kinematic structure of the machine tool, the cutter head is inserted into the cutter hole, and the cutter head is fixed by the clamping assembly, and the kinematic structure of the machine tool drives the connection When the column moves and collides with the workpiece or the machine tool mechanism, the elastic plate on the outside is deformed, and the elastic plate squeezes the arc pressure plate and the arc plate, so that the arc plate squeezes the pressure sensor, and the pressure sensor transmits the signal to the machine tool control system. The machine tool control system controls the motion structure to stop moving, and provides anti-collision protection for the cutter head. First of all, the outer elastic plate, arc pressure plate, arc plate and spring a can provide a certain buffering effect for the collision and provide the first layer of anti-collision protection for the cutter head. Further collision with the cutter head provides a second layer of reliable anti-collision protection for the cutter head; and the installation and disassembly of the cutter head are simple and convenient.

Description of drawings

1 is a schematic structural diagram of an embodiment of the present invention;

Fig. 2 is the side sectional view of Fig. 1;

Fig. 3 is the top sectional view of Fig. 1;

FIG. 4 is a bottom cross-sectional view of FIG. 1 .

Reference signs: 1, connecting column; 2, tool socket; 3, limit groove; 4, support ring; 5, cylinder a; 6, limit block; 7, arc groove; 8, sphere; 9, Clamp rod; 10, positioning rod; 11, cutter head; 12, through hole; 13, support plate; 14, circular plate; 15, insert rod; 16, limit ring; 17, cylinder body b; 18, spring a; 19, arc plate; 20, arc pressure plate; 21, pressure sensor; 22, elastic plate; 23, limit plate; 24, tool release limit plate; 25, tool clamp limit plate; 26, spring b .

Detailed ways

Example 1

As shown in Figures 1-4, a wear-resistant precision tool for metal processing proposed by the present invention includes a connecting column 1, a tool head 11, a cylinder body b17, a spring a18, an arc-shaped plate 19, and an arc-shaped pressure plate 20. , pressure sensor 21 and elastic plate 22;

The top of the connecting column 1 is connected with the kinematic structure of the machine tool. The top of the connecting column 1 is vertically provided with a tool socket 2 , and the wall of the tool socket 2 is vertically provided with multiple sets of limit slots 3 , and the top outer wall of the cutter head 11 is vertically set with multiple sets of Protruding strip, the convex strip is inserted into the limit groove 3; the top of the cutter head 11 is inserted into the cutter insertion hole 2; the connecting column 1 is provided with a clamping component for clamping the cutter head 11; the cylinder body b17 is arranged vertically At the bottom of the connecting column 1, the cylindrical body b17 is coaxial with the connecting column 1, the cutter head 11 is located inside the inner peripheral surface of the cylindrical body b17, and the top of the cylindrical body b17 is located above the bottom of the cutter head 11; On the outer peripheral wall of the body b17, the springs a18 are evenly arranged in multiple groups along the circumferential direction; the inner peripheral wall of the arc-shaped plate 19 is connected to the bottom of the spring a18, the number of the arc-shaped plates 19 is equal to the number of the springs a18, the center of the arc-shaped plate 19 and the horizontal section of the cylinder b17 The centers of the circles coincide; the inner peripheral wall of one end of the arc-shaped pressing plate 20 is connected with the outer peripheral wall of the arc-shaped plate 19, the inner peripheral wall of the other end of the arc-shaped pressing plate 20 is in contact with the outer peripheral wall of an adjacent group of arc-shaped plates 19, and the arc-shaped pressing plate 20 is provided with multiple groups; The pressure sensor 21 is arranged on the outer peripheral wall of the cylinder body b17. The pressure sensor 21 does not contact the inner peripheral wall of the arc-shaped plate 19. The pressure sensor 21 is electrically connected to the machine tool control system. The pressure sensor 21 is a waterproof sensor. The pressure sensor 21 is in contact with the inner wall of the arc-shaped plate 19; the elastic plate 22 is vertically arranged at the bottom of the connecting column 1, and the elastic plate 22 is located outside the arc-shaped pressing plate 20.

In this embodiment, the connecting column 1 is connected with the kinematic structure of the machine tool, the cutter head 11 is inserted into the tool insertion hole 2, and the cutter head 11 is fixed by the clamping assembly, and the kinematic structure of the machine tool drives the connecting column 1 to move with the workpiece or the machine tool When the mechanism collides, the outer elastic plate 22 is deformed, and the elastic plate 22 squeezes the arc pressure plate 20 and the arc plate 19, so that the arc plate 19 squeezes the pressure sensor 21, and the pressure sensor 21 transmits the signal to the machine tool control system , the machine tool control system controls the motion structure to stop moving, and provides anti-collision protection for the cutter head 11 . First of all, the outer elastic plate 22, the arc pressure plate 20, the arc plate 19 and the spring a18 can provide a certain buffering effect for the collision, and provide the first layer of anti-collision protection for the cutter head 11. In addition, the control system immediately controls the motion mechanism after the collision. The movement is stopped to prevent further collision with the cutter head 11 , and a second layer of reliable collision protection is provided for the cutter head 11 .

Embodiment 2

As shown in Figures 2 and 4, a wear-resistant precision tool for metal processing proposed by the present invention, compared with the first embodiment, the clamping assembly includes a support ring 4, a cylinder a5, a sphere 8 and a clamping rod 9; the support ring 4 is horizontally and rotatably arranged on the peripheral wall of the connecting column 1; the cylinder body a5 is vertically arranged at the bottom of the support ring 4, the cylinder body a5 is located outside the connecting column 1, and the inner peripheral wall of the cylinder body a5 is equidistantly provided with multiple sets of limit positions Block 6, the limit block 6 is provided with arc groove 7, and the cross-sectional shape of arc groove 7 is a circle with a gap; the sphere 8 is matched to slide in the arc groove 7, the sphere 8 is connected with the clamp rod 9, and the clamp rod 9 runs along the The connecting column 1 is arranged in the diameter direction, the connecting column 1 is provided with a connecting hole for the clamping rod 9 to pass through, the connecting hole forms an opening on the hole wall of the tool insertion hole 2, the clamping rod 9 is in contact with the cutter head 11, and the clamping rod 9 faces the knife A positioning rod 10 is set on the end surface of the head 11, a positioning hole is set on the outer wall of the top of the cutter head 11, the positioning rod 10 is inserted into the positioning hole, and the sphere 8 and the clamping rod 9 are provided with multiple groups. When the support ring 4 rotates, the sphere 8 follows an arc. The slot 7 slides and changes the length of the clamping rod 9 inserted into the connecting column 1; the support ring 4 is provided with a limit component for fixing its position.

In this embodiment, align the protruding bar with the limit groove 3, insert the cutter head 11 into the tool insertion hole 2, rotate the support ring 4 and the cylinder a5, the limit block 6 rotates, and the groove wall of the arc groove 7 rotates. Under the limitation of the clamp rod 9, the clamping rod 9 continuously extends into the connecting column 1 until the multiple sets of connecting columns 1 clamp the cutter head 11, and then the support ring 4 is fixed by the limit component so that it cannot rotate, so as to ensure the cutter head The clamping of 11 is continuous and effective, the disassembly and assembly of the cutter head 11 is simple and fast, and the practicability is strong.

Embodiment 3

As shown in Figures 1-2, a wear-resistant precision tool for hardware processing proposed by the present invention, compared with Embodiment 1 or Embodiment 2, the limit component includes a support plate 13, a plunger 15, a limit Ring 16 and spring b26; a through hole 12 is arranged horizontally on the connecting column 1, and the through hole 12 is located above the support ring 4; the support plate 13 is vertically arranged on the support ring 4, and the support plate 13 is provided with a hole for the insertion rod 15 to pass through. Guide hole; the insertion rod 15 passes through the guide hole, one end of the insertion rod 15 is provided with a circular plate 14, and the other end of the insertion rod 15 is inserted into the through hole 12; the limit ring 16 is arranged on the insertion rod 15, and the limit ring 16 is connected to the connecting column 1. The outer wall is in contact; the spring b26 is sleeved on the insertion rod 15, the two ends of the spring b26 are respectively connected with the support plate 13 and the limit ring 16, and the spring b26 is in a compressed state; the limit components are provided with two groups, and the two groups of limit components are about the connecting column. 1 symmetrical. After the clamping rod 9 clamps the cutter head 11, under the action of the spring b26, the insertion rod 15 is automatically inserted into the through hole 12, and the fixing of the support ring 4 can be completed.

Embodiment 4

As shown in FIG. 1 , a wear-resistant precision tool for hardware processing proposed by the present invention, compared with Embodiment 1 or Embodiment 2, this embodiment further includes a limit plate 23 , a tool release limit plate 24 and the tool clamping limit plate 25; the limit plate 23 is arranged on the top of the support ring 4; the tool release limit plate 24 and the tool clamp limit plate 25 are arranged on the peripheral wall of the connecting column 1, and the limit plate 23 is located on the tool Release between the limit plate 24 and the tool clamp limit plate 25, when the limit plate 23 and the tool clamp limit plate 25 are in contact, the multiple sets of clamping rods 9 clamp the tool head 11, and the limit plate 23 is connected to the tool head 11. When the tool release limiting plate 24 is in contact, the tool head 11 is released. It is easy to know the angle to which the support ring 4 needs to be rotated, and the operation is more convenient.

Embodiment 5

The tool anti-collision method based on the above-mentioned wear-resistant precision tool embodiment for hardware processing, comprising the following steps:

S1. Connect the connecting column 1 to the kinematic structure of the machine tool, insert the cutter head 11 into the cutter insertion hole 2, and fix the cutter head 11 through the clamping assembly;

S2. When the kinematic structure of the machine tool drives the connecting column 1 to move and collides with the workpiece or the machine tool mechanism, the outer elastic plate 22 is deformed;

S3, the elastic plate 22 squeezes the arc pressure plate 20 and the arc plate 19, so that the arc plate 19 squeezes the pressure sensor 21;

S4. The pressure sensor 21 transmits the signal to the machine tool control system, and the machine tool control system controls the motion structure to stop moving, and provides anti-collision protection for the cutter head 11.

In this embodiment, firstly, the outer elastic plate 22 , the arc pressure plate 20 , the arc plate 19 and the spring a18 can provide a certain buffering effect for the collision, and provide the first layer of anti-collision protection for the cutter head 11 . The system immediately controls the motion mechanism to stop moving to prevent further collision with the cutter head 11 , thereby providing the cutter head 11 with a second layer of reliable anti-collision protection.

The embodiments of the present invention have been described in detail above in conjunction with the accompanying drawings, but the present invention is not limited thereto. Within the scope of knowledge possessed by those skilled in the art, various Variety.

Claims (8)

1. A wear-resistant precision cutter for hardware machining is characterized by comprising a connecting column (1), a cutter head (11), a cylinder b (17), a spring a (18), an arc-shaped plate (19), an arc-shaped pressing plate (20), a pressure sensor (21) and an elastic plate (22);

the top of the connecting column (1) is connected with a machine tool movement structure, and a cutter jack (2) is vertically arranged at the top of the connecting column (1); the top of the tool bit (11) is inserted into the tool insertion hole (2) in a matching manner, and the connecting column (1) is provided with a clamping component for clamping the tool bit (11); the barrel b (17) is vertically arranged at the bottom of the connecting column (1), the barrel b (17) is coaxial with the connecting column (1), the cutter head (11) is positioned on the inner side of the inner peripheral surface of the barrel b (17), and the top of the barrel b (17) is positioned above the bottom of the cutter head (11); the springs a (18) are radially arranged on the outer peripheral wall of the cylinder b (17) along the connecting column (1), and a plurality of groups of the springs a (18) are uniformly arranged along the circumferential direction; the inner peripheral wall of the arc-shaped plate (19) is connected with the bottom of the spring a (18), the number of the arc-shaped plates (19) is equal to that of the springs a (18), and the circle center of the arc-shaped plate (19) is superposed with the circle center of the horizontal section of the cylinder b (17); the inner peripheral wall of one end of each arc-shaped pressing plate (20) is connected with the outer peripheral wall of each arc-shaped plate (19), the inner peripheral wall of the other end of each arc-shaped pressing plate (20) is in contact with the outer peripheral wall of one adjacent group of arc-shaped plates (19), and a plurality of groups of arc-shaped pressing plates (20) are arranged; the pressure sensor (21) is arranged on the outer peripheral wall of the cylinder b (17), the pressure sensor (21) is not in contact with the inner peripheral wall of the arc-shaped plate (19), and the pressure sensor (21) is electrically connected with a machine tool control system; the elastic plate (22) is vertically arranged at the bottom of the connecting column (1), the elastic plate (22) is positioned outside the arc-shaped pressing plate (20), and a plurality of groups of elastic plates (22) are uniformly arranged along the circumferential direction of the cylinder b (17).

2. The wear-resistant precision tool for hardware processing according to claim 1, wherein a plurality of sets of limiting grooves (3) are vertically arranged on the wall of the tool insertion hole (2), a plurality of sets of protruding strips are vertically arranged on the outer wall of the top of the tool bit (11), and the protruding strips are inserted into the limiting grooves (3) in a matching manner.

3. A wear-resistant precision cutting tool for hardware machining according to claim 1, characterized in that the pressure sensor (21) is a waterproof sensor, the pressure sensor (21) being in contact with the inner wall of the curved plate (19) in the collision state of the resilient plate (22).

4. A wear-resistant precision tool for hardware machining according to claim 1, characterized in that the clamping assembly comprises a support ring (4), a cylinder a (5), a sphere (8) and a clamping bar (9); the support ring (4) is horizontally and rotatably arranged on the peripheral wall of the connecting column (1); the barrel a (5) is vertically arranged at the bottom of the support ring (4), the barrel a (5) is positioned outside the connecting column (1), a plurality of groups of limiting blocks (6) are equidistantly arranged on the inner peripheral wall of the barrel a (5), arc-shaped grooves (7) are formed in the limiting blocks (6), and the cross section of each arc-shaped groove (7) is a circle with a notch; the ball body (8) is matched with the arc-shaped groove (7) to slide, the ball body (8) is connected with the clamping rod (9), the clamping rod (9) is arranged along the diameter direction of the connecting column (1), a connecting hole for the clamping rod (9) to pass through is formed in the connecting column (1), an opening is formed in the hole wall of the cutter jack (2) by the connecting hole, the clamping rod (9) is in contact with the cutter head (11), multiple groups of the ball body (8) and the clamping rod (9) are arranged, and when the support ring (4) rotates, the ball body (8) slides along the arc-shaped groove (7) and changes the length of the clamping rod (9) inserted into the connecting column (1); the support ring (4) is provided with a limiting component for fixing the position of the support ring.

5. A wear-resistant precision cutting tool for hardware processing according to claim 4, characterized in that the clamping bar (9) has a positioning rod (10) on its end face facing the cutting head (11), the outer wall of the top of the cutting head (11) has a positioning hole, and the positioning rod (10) is inserted into the positioning hole in a matching manner.

6. The wear-resistant precision tool for hardware processing according to claim 4, characterized in that the limiting assembly comprises a support plate (13), an insert rod (15), a limiting ring (16) and a spring b (26); a through hole (12) is horizontally arranged on the connecting column (1), and the through hole (12) is positioned above the support ring (4); the support plate (13) is vertically arranged on the support ring (4), and a guide hole for the insertion rod (15) to pass through is formed in the support plate (13); the inserted bar (15) penetrates through the guide hole, one end of the inserted bar (15) is provided with a circular plate (14), and the other end of the inserted bar (15) is inserted into the through hole (12) in a matching manner; the limiting ring (16) is arranged on the inserted rod (15), and the limiting ring (16) is in contact with the outer wall of the connecting column (1); the spring b (26) is sleeved on the inserted rod (15), two ends of the spring b (26) are respectively connected with the support plate (13) and the limiting ring (16), and the spring b (26) is in a compressed state; the two groups of limiting assemblies are arranged and are symmetrical about the connecting column (1).

7. The wear-resistant precision tool for hardware machining according to claim 4, further comprising a limit plate (23), a tool unclamping limit plate (24), and a tool clamping limit plate (25); the limiting plate (23) is arranged at the top of the support ring (4); the cutter unclamping limiting plate (24) and the cutter clamping limiting plate (25) are arranged on the peripheral wall of the connecting column (1), the limiting plate (23) is located between the cutter unclamping limiting plate (24) and the cutter clamping limiting plate (25), when the limiting plate (23) is attached to the cutter clamping limiting plate (25), the tool bit (11) is clamped by the multiple groups of clamping rods (9), and when the limiting plate (23) is attached to the cutter unclamping limiting plate (24), the tool bit (11) is unclamped.

8. A wear resistant precision cutting tool for hardware machining according to claim 1 characterized in that the tool's collision avoidance method comprises the steps of:

s1, connecting the connecting column (1) with a machine tool moving structure, inserting the tool bit (11) into the tool inserting hole (2), and fixing the tool bit (11) through the clamping assembly;

s2, when the machine tool motion structure drives the connecting column (1) to move and collide with a workpiece or a machine tool mechanism, the elastic plate (22) on the outer side deforms;

s3, the elastic plate (22) extrudes the arc-shaped pressing plate (20) and the arc-shaped plate (19), so that the arc-shaped plate (19) extrudes the pressure sensor (21);

s4, the pressure sensor (21) transmits a signal to a machine tool control system, and the machine tool control system controls the motion structure to stop moving, so that collision avoidance is provided for the cutter head (11).

Images