CN204339401U - A kind of machine cutter holder and the Digit Control Machine Tool with this tool magazine - Google Patents

Abstract

The utility model provides a machine tool magazine and a numerically controlled machine tool with the knife magazine, belonging to the technical field of machinery. The utility model solves the problem of inconvenient picking and placing of the tool in the existing tool magazine of the machine tool. The tool magazine of this machine tool includes a tool holder. One side of the protective cover is provided with a bent rotating rod. One end of the rotating rod is fixed on the protective cover. A movable rod is hinged, and a vertically arranged connecting shaft is hinged on the movable rod. The guide seat has a guide surface for moving the connecting shaft up and down. Springs that maintain contact. In the CNC machine tool with a tool magazine, the tool magazine is arranged on the frame, and the protective cover is in an open state when the tool holder moves below the main shaft. The tool magazine of this machine tool realizes the linkage between the opening and closing of the protective cover and the sliding of the worktable through the hinge connection, which makes it more convenient and faster to pick and place the tool during the tool change process.

Description

A machine tool magazine and a numerically controlled machine tool with the tool magazine

technical field

The utility model belongs to the technical field of machinery and relates to a machine tool, in particular to a machine tool magazine and a numerically controlled machine tool with the knife magazine.

Background technique

Machine tools refer to machines used to produce machine parts. Machine tools play an important role in the modernization of the national economy. According to the classification of use, machine tools are generally divided into metal cutting machine tools, forging machine tools and woodworking machine tools. With the development of the manufacturing industry, CNC machine tools equipped with program control systems are also widely used. The CNC machine tool is processed by the CNC device to send various control signals to control the movement of the machine tool, and automatically process the parts according to the shape and size required by the drawing.

CNC machine tools have a high degree of automation. In order to achieve continuous processing, CNC machine tools need to be equipped with tool magazines, and the CNC machine tools are controlled by programs to perform automatic tool change actions. The tool magazine structure of the existing CNC machine tool, for example, a kind of tool magazine disclosed in Chinese patent [application number 201220226955.5; authorized announcement number CN 202622439 U] and a CNC machine tool using the tool magazine, the tool magazine includes: tool rest, several The knives are respectively arranged on the knife holder; the first protective cover is relatively fixed with the knife holder; the second protective cover is connected with the first protective cover in rotation; the transmission mechanism is used to control the rotation of the second protective cover relative to the first protective cover, so as to Switching the tool magazine between an open state and a closed state, wherein in the open state, the first protective cover and the second protective cover are arranged to allow access to and from the tool holder, and in the closed state, the first protective cover and the second protective cover The protective cover is configured to store the cutter in the accommodating space formed by the first protective cover and the second protective cover.

The aforementioned tool magazine mechanism discloses a transmission mechanism in which a cylinder is used to drive a rack and pinion to move or a motor is connected to a gear and a chain meshed with the gear to drive and control the opening and closing of the second protective cover. The problem with this structure is that due to the use of external drive components such as cylinders or motors, the structure of the tool magazine mechanism is more complicated, and the drive components need to be controlled to realize timely opening and closing of the tool magazine. The control method is relatively complicated. This makes it inconvenient to pick and place the tool.

Contents of the invention

The purpose of the utility model is to solve the above-mentioned problems in the existing technology, and propose a machine tool magazine and a numerically controlled machine tool with the tool magazine. The technical problem to be solved by the utility model is how to make the pick-and-place of the tool more convenient.

The purpose of this utility model can be achieved through the following technical solutions: a machine tool magazine, the machine tool includes a frame and a slide table arranged on the frame, the slide table includes an X-axis base, and the X-axis base A workbench capable of sliding along the X-axis base is provided, and it is characterized in that the tool magazine includes a tool holder arranged on the workbench, and the tool holder has several tool holes for placing tools, and the tool holder A protective cover is hinged on the bracket, and one side of the protective cover is provided with a bent rotating rod. One end of the rotating rod is fixed on the protective cover. The other end of the rotating rod is hinged with a movable rod, the movable rod is hinged with a vertically arranged connecting shaft, and a fixed block is sleeved on the connecting shaft, and the fixed block is fixedly connected to the workbench or the tool holder , the X-axis base is fixed with a guide seat that is directly opposite to the position of the connecting shaft, and the guide seat has a guide surface for moving the connecting shaft up and down. A spring that keeps the bottom of the shaft in contact with the guide surface.

The tool magazine of this machine tool utilizes the sliding of the worktable on the X-axis base to control the opening and closing of the protective cover on the tool support. More specifically, when the workbench slides on the X-axis base, the bottom of the connecting shaft slides on the guide surface on the guide seat, and then the connecting shaft can move up and down in the vertical direction. During the movement, the spring makes the connecting shaft The bottom is always in contact with the guide surface. The connecting shaft is hinged with the rotating rod through the movable rod, and the rotating rod is connected with the protective cover, and transmits the motion to the protective cover, which drives the protective cover to rotate around the hinge, thereby realizing the opening and closing of the protective cover. The tool magazine of this machine tool realizes the linkage between the opening and closing of the protective cover and the sliding of the worktable through the hinge connection. According to the timing of tool change, the opening and closing time of the protective cover can be controlled by adjusting the shape of the guide surface. The tool magazine of this machine tool can not only meet the use requirements of the machine tool with manual tool change, but also be suitable for the machine tool with automatic tool change, which makes it more convenient and quick to pick and place the tool during the tool change process. At the same time, the tool magazine of the machine tool does not need to add driving elements and control the driving elements, which simplifies the structure of the tool magazine and saves production costs.

In the aforementioned machine tool magazine, hinged blocks are respectively fixed on both sides of the tool holder, the hinged blocks protrude from the tool holder, a rotating shaft is pierced between the outer ends of the hinged blocks, and the protective cover rotates to The shaft is hinged on the tool holder, and the middle part of the rotating rod is connected with the end of the rotating shaft extending out of the hinge block. By setting a rotating shaft for connecting the protective cover, the opening and closing positions of the protective cover are more precise; the end of the rotating shaft protruding from the hinge block is connected with the rotating rod, so that the rotation of the protective cover during opening and closing is more accurate. It is stable and convenient to take and place the tool.

In the above-mentioned machine tool magazine, the connecting shaft has a connecting pin 1, and the fixed block is provided with a spring fixing plate, and the spring fixing plate has a connecting pin 2 directly opposite to the connecting pin 1. One end of the spring is connected to the first connecting pin, and the other end is connected to the second connecting pin. One end of the spring is positioned through the connecting pin two, and the other end directly acts on the connecting shaft through the connecting pin one, so that the bottom of the connecting shaft is always in close contact with the guiding surface of the guiding seat.

In the above machine tool magazine, the guide seat is L-shaped, the guide seat has a fixed part and a guide part, the fixed part is arranged horizontally and is fixedly connected with the X-axis base, and the guide part is vertically arranged In the plate-shaped structure, the upper surface of the guide part has a guide surface, and the guide surface includes an inclined surface, an arc surface and a horizontal surface which are connected in sequence and whose height gradually increases. When the bottom of the connecting shaft passes through the inclined surface, the connecting shaft moves upward, and the protective cover is gradually opened through the hinge connection; when the bottom of the connecting shaft passes through the arc surface, the protective cover slowly opens to the maximum position; the bottom of the connecting shaft When in contact with the horizontal surface, the protective cover is in a fully open state, which is convenient for picking and placing the tool. Through such a guide surface structure, the protective cover is gradually opened and closed, reducing the vibration of the protective cover when it is opened and closed.

Preferably, in the above machine tool magazine, the fixing part is a plate-shaped structure, and the position of the fixing part corresponding to the inclined surface on the guide part has an auxiliary surface having the same inclination angle as the inclined surface. When the workbench starts to move, the connecting shaft has a certain acceleration, and the connecting shaft is prone to shaking. By setting the auxiliary surface, the starting position of the base of the connecting shaft moving on the guide surface is larger, so as to prevent the connecting shaft from deviating from the guide. The surface causes the fault that the protective cover is stuck; at the same time, this structure also facilitates the overall processing of the guide seat.

In the above machine tool magazine, the bottom of the connecting shaft is hinged with a bearing. By arranging the bearing, the bottom of the connecting shaft moves more smoothly on the guide surface of the guide seat, and the bearing has a long service life and is easy to replace.

As another solution, in the above machine tool magazine, the bottom surface of the connecting shaft is a spherical surface. The structure of the connecting shaft is simple, and the production cost is low.

In the above machine tool magazine, the tool holder is square, the side of the tool holder has a through groove, the tool holes are arranged on the upper surface of the tool holder along a straight line, and the tool holes communicate with the through groove , the inner wall of the tool hole also has a protruding abutment surface; the upper surface of the tool holder also has guide grooves corresponding to the tool holes one by one, and each of the guide grooves is along the corresponding tool hole. The radial direction extends to both sides of the tool holder, the guide grooves are respectively embedded with pressing blocks at the positions on both sides of the corresponding tool holes, and the inner ends of the pressing blocks radially extend into the tool holes. When the tool is placed in the tool hole, the tool will lean against the abutment surface to limit the tool in the axial direction; the pressure block is set in the guide groove to position the tool in the circumferential direction, so that the tool can be placed in the tool hole or from the The correct position can be maintained when the cutter is taken out from the hole, which is convenient for taking and placing the cutter.

A CNC machine tool with a tool magazine, comprising a frame and a column vertically arranged on the frame, the column is provided with a Z-axis slide plate that can slide up and down along the column, and a spindle box is fixed on the Z-axis slide plate, the A main shaft is arranged in the spindle box, and a Y-axis base is fixed on the frame, and a Y-axis slide plate that can slide along the Y-axis base is arranged on the Y-axis base, and an X-axis base is fixed on the Y-axis slide plate. , the X-axis base is provided with a workbench that can slide along the X-axis base, and it is characterized in that the workbench is provided with a tool holder, and the tool holder has several tool holes for placing tools. A protective cover is hinged on the cutter bracket, and a bent rotating rod is arranged on one side of the protective cover, and one end of the rotating rod is fixed on the protective cover, and the hinge between the middle part of the rotating rod and the protective cover rotates circumferentially connection, the other end of the rotating rod is hinged with a movable rod, and the movable rod is hinged with a vertically arranged connecting shaft, and a fixed block is sleeved on the connecting shaft, and the fixed block is fixed on the workbench or the tool holder On the base of the X-axis, a guide seat that is directly opposite to the position of the connecting shaft is fixed, and the guide seat has a guide surface for moving the connecting shaft up and down. The bottom of the connection shaft is kept in contact with the guide surface, and when the tool holder moves below the main shaft, the protective cover is in an open state. The worktable, Y-axis slide and Z-axis slide are all controlled by the control circuit of the machine tool to realize the servo motor drive.

The working principle of the CNC machine tool with tool magazine is: when the CNC machine tool is installed, under the control of the control circuit, the servo motor drives the table to slide, so that the tool holder moves to the right below the main shaft, and the bottom surface of the connecting shaft moves relative to the guide surface , and the connecting shaft drives the protective cover upward to open. The servo motor drives the Y-axis slide to slide, so that the tool to be used on the tool holder is aligned with the main shaft. The servo motor drives the Z-axis slide plate to slide to position the tool on the spindle, and the servo motor drives the Z-axis slide plate to slide to make the tool break away from the tool holder. The servo motor drives the table to slide to the initial position, the bottom surface of the connecting shaft moves relative to the guide surface, and the connecting shaft drives the protective cover downward to close. The CNC machine tool starts to process the workpiece with the tool, and the protective cover can prevent the coolant or chips from contacting the tool on the tool holder, keeping the tool clean. The CNC machine tool with a tool magazine links the protective cover with the worktable, so that when the tool magazine moves to the bottom of the spindle and prepares to install the tool, the protective cover is automatically opened, realizing the automatic installation of the tool.

In the above-mentioned CNC machine tool with a tool magazine, the main shaft is connected with the main shaft motor through a synchronous belt, and the position directly above the main shaft is provided with a knife cylinder on the spindle box, and the piston rod of the knife cylinder is fixed There is a knife block facing the position of the main shaft. The knife punching cylinder is installed on the spindle box. When the CNC machine tool needs to change the tool, the servo motor drives the tool holder to move under the spindle, and makes the spindle face the vacant tool hole. The spindle releases the lock on the tool, and the knife punching cylinder hits the spindle. Make the tool fall into the tool hole; the servo motor drives the tool holder to move, make the spindle face the tool to be used, and complete the installation of the tool, thus realizing the automatic tool change of the CNC machine tool.

Compared with the prior art, the advantages of the machine tool magazine and the CNC machine tool with the magazine are:

1. The tool magazine of this machine tool realizes the linkage between the opening and closing of the protective cover and the sliding of the worktable through the hinge connection, and controls the opening and closing time of the protective cover. It is more convenient and faster to pick and place the tool during the knife process.

2. The tool magazine of this machine tool drives the rotating rod to swing through the vertical connecting shaft through the movable rod, and the rotating rod drives the protective cover hinged on the tool bracket to rotate, so as to realize the opening and closing of the protective cover, and the movement of the protective cover is more stable.

3. The CNC machine tool with a tool magazine realizes the linkage of the opening and closing of the protective cover and the sliding of the worktable through the hinge connection, thereby realizing the automatic installation and automatic tool change of the CNC machine tool.

Description of drawings

Figure 1 is a schematic diagram of the structure of the machine tool magazine in the open state of the protective cover.

Fig. 2 is a partial enlarged view of A in Fig. 1 .

Fig. 3 is a schematic diagram of the local structure of the protective cover hinge in the tool magazine of the machine tool.

Fig. 4 is a structural schematic diagram of the guide seat in the tool magazine of the machine tool.

Fig. 5 is a structural schematic diagram of the closed state of the protective cover in the tool magazine of the machine tool.

Fig. 6 is a schematic structural diagram of a CNC machine tool with a tool magazine.

In the figure, 1. Rack; 2. X-axis base; 3. Workbench; 4. Tool holder; 41. Tool hole; 411. Abutment surface; 42. Through groove; 43. Guide groove; 6, rotating rod; 7, movable rod; 8, connecting shaft; 81, connecting pin one; 9, fixed block; 10, guiding seat; 101, fixed part; 101a, auxiliary surface; 102, guiding part; 102b, arc surface; 102c, horizontal plane; 11, spring; 12, hinge block; 13, rotating shaft; 14, spring fixed plate; 141, connecting pin two; 15, bearing; 16, pressing block; 17, column; 18. Z-axis skateboard; 19. Headstock; 20. Main shaft; 21. Y-axis base; 22. Y-axis skateboard; 23. Knife cylinder; 24. Tool; 25. Spindle motor.

Detailed ways

The following are specific embodiments of the utility model and in conjunction with the accompanying drawings, the technical solution of the utility model is further described, but the utility model is not limited to these embodiments.

Embodiment one:

The machine tool includes a frame and a sliding table arranged on the frame. The sliding table includes an X-axis base 2 , and a workbench 3 capable of sliding along the X-axis base 2 is arranged on the X-axis base 2 . This machine tool magazine includes tool support 4, tool hole 41, protective cover 5, rotating bar 6, movable bar 7, connecting shaft 8, fixed block 9, guide seat 10, guide surface and spring 11.

Specifically, as shown in FIG. 1 , the tool holder 4 is fixed on the workbench 3 . In this embodiment, the tool holder 4 is in a square shape, and the side of the tool holder 4 has a through groove 42 . Several tool holes 41 are arranged on the upper surface of the tool holder 4 along a straight line, the tool holes 41 communicate with the through groove 42, and the inner wall of the tool hole 41 also has a protruding abutment surface 411, which is used for The tool 24 acts as an axial limiter. The cutter 24 is placed in the cutter hole 41 and supported by the abutment surface 411 , and the cutters 24 can be arranged on the cutter holder 4 in sequence. As shown in Figures 1 and 2, the upper surface of the tool holder 4 also has guide grooves 43 corresponding to the cutter holes 41 one by one, and each guide groove 43 extends radially to the cutter holder 4 along the radial direction of the corresponding cutter hole 41. On both sides, the guide grooves 43 are respectively embedded with pressure blocks 16 at the positions on both sides of the corresponding tool holes 41 , and the inner ends of the pressure blocks 16 protrude into the tool holes 41 in the radial direction. The effect of setting guide groove 43 and briquetting block 16 is: briquetting block 16 is arranged in the guide groove 43, and cutter 24 is circumferentially positioned, and cutter 24 can keep correct when putting into cutter hole 41 or taking out from cutter hole 41. The position is convenient for the pick-and-place of the cutter 24.

As shown in Fig. 1 and Fig. 3, hinge blocks 12 are respectively fixed on both sides of the tool holder 4, the hinge blocks 12 protrude from the tool holder 4, a rotating shaft 13 is pierced between the outer ends of the hinge block 12, and the protective cover 5 passes through the rotating shaft 13 Hinged on the tool holder 4. Turning bar 6 is positioned at protective cover 5 one sides, and turning bar 6 is bending shape, and turning bar 6 one ends are fixed on the protective cover 5, and turning bar 6 middle part is connected with the end that rotating shaft 13 stretches out hinge block 12, and turning bar 6 The middle part can rotate circumferentially relative to the hinge of the protective cover 5 , and the movable rod 7 is hinged at the other end of the rotating rod 6 . A vertical connecting shaft 8 is hinged on the movable rod 7, and a fixed block 9 is sleeved on the connecting shaft 8, and the fixed block 9 is fixedly connected to the tool holder 4. In the actual manufacturing and assembly process, the fixed block 9 can also be fixedly connected to the workbench 3 .

As shown in Figure 4, the guide seat 10 is L-shaped. The guide seat 10 has a fixed part 101 and a guide part 102. The fixed part 101 is arranged horizontally and is fixedly connected with the X-axis base 2. The guide part 102 is a plate-like structure arranged vertically. The upper surface of the guide part 102 has a guide surface, and the guide surface includes an inclined surface 102a, an arc surface 102b and a horizontal surface 102c which are connected in sequence and whose height gradually increases. As a preferred solution, the fixing part 101 is a plate-shaped structure, and the position corresponding to the inclined surface 102a on the guiding part 102 has an auxiliary surface 101a having the same inclination angle as the inclined surface 102a. The effect of setting the auxiliary surface 101a is that when the workbench 3 just starts to move, the connecting shaft 8 has a certain acceleration, and the connecting shaft 8 is prone to shaking. By setting the auxiliary surface 101a, the base of the connecting shaft 8 moves on the guide surface The area of the starting position is larger, so as to avoid the fault that the connecting shaft 8 is separated from the guide surface and causes the protective cover 5 to be stuck. At the same time, such a structure also facilitates the overall processing of the guide seat 10 .

As shown in FIG. 3 , in this embodiment, the bottom of the connecting shaft 8 is hinged with a bearing 15 . But the structure of the bottom of the connecting shaft 8 is not limited to the articulated bearing 15, the bottom surface of the connecting shaft 8 can also be processed into a spherical surface or balls can be embedded in the bottom of the connecting shaft 8, so that the frictional force between the bottom of the connecting shaft 8 and the guide surface is small .

As shown in Figures 1 and 3, the guide seat 10 is fixed on the X-axis base 2 at a position facing the connecting shaft 8, the connecting shaft 8 has a connecting pin 1 81, and the fixed block 9 is provided with a spring fixing plate 14, The spring fixing plate 14 has a second connecting pin 141 facing the first connecting pin 81. One end of the spring 11 is connected to the first connecting pin 81, and the other end is connected to the second connecting pin 141. The spring 11 is set so that the bottom of the connecting shaft 8 is in close contact with the guiding surface of the guiding seat 10 .

When the tool magazine of this machine tool is in the initial position, as shown in FIG. 5 , the protective cover 5 is closed to protect the tool 24 on the tool holder 4 . When the workbench 3 slides relative to the X-axis base 2, when the bottom of the connecting shaft 8 passes through the inclined surface 102a, the connecting shaft 8 moves upward, and the protective cover 5 is gradually opened through the hinged connection. When the bottom of the connecting shaft 8 passes through the arc surface 102b, the protective cover 5 is slowly opened to the maximum position. When the bottom of the connecting shaft 8 is in contact with the horizontal surface 102c, the protective cover 5 is in a fully open state, as shown in Figure 1, which is convenient for picking and placing the cutter 24. Through such a guide surface structure, the protective cover 5 is gradually opened and closed, reducing the protection. Vibration of the cover 5 in the open and closed state.

Embodiment two:

This embodiment relates to a kind of CNC machine tool with the machine tool magazine introduced in Embodiment 1. Specifically, as shown in FIG. 6 , the CNC machine tool with the tool magazine includes a frame 1 and a The column 17 is provided with a Z-axis slide plate 18 that can slide up and down along the column 17. The Z-axis slide plate 18 is fixed with a spindle box 19, and the spindle box 19 is provided with a main shaft 20. The main shaft 20 is connected with the main shaft motor 25 through a synchronous belt, and the position directly above the main shaft 20 on the main shaft box 19 is provided with a cutter cylinder 23, and the piston rod of the cutter cylinder 23 is fixed with a cutter block facing the position of the main shaft 20 . The frame 1 is also fixed with a Y-axis base 21, the Y-axis base 21 is provided with a Y-axis slide plate 22 that can slide along the Y-axis base 21, the Y-axis slide plate 22 is fixed with an X-axis base 2, and the X-axis base 2 is provided with a There is a table 3 which can slide along the base 2 of the X axis.

As shown in Fig. 1 and Fig. 3, the workbench 3 is provided with a tool support 4, which has several tool holes 41 for placing the cutter 24, and the tool support 4 is hinged with a protective cover 5, and the protective cover 5 One side is provided with a bent rotating rod 6, one end of the rotating rod 6 is fixed on the protective cover 5, the middle part of the rotating rod 6 is connected with the hinge of the protective cover 5 in a circumferential rotation direction, and the other end of the rotating rod 6 is hinged with a movable rod 7 , the movable rod 7 is hinged with a vertical connecting shaft 8, the connecting shaft 8 is provided with a fixed block 9, the fixed block 9 is fixed on the workbench 3 or the tool support 4, and the X-axis base 2 is fixed with the connecting shaft 8. The guide seat 10 facing the position. The guide seat 10 has a guide surface for making the connecting shaft 8 move up and down. There is a gap between the connecting shaft 8 and the fixed block 9 to keep the bottom of the connecting shaft 8 in contact with the guide surface. spring 11, and when the tool support 4 moves below the main shaft 20, the protective cover 5 is in an open state, and the workbench 3, the Y-axis slide plate 22 and the Z-axis slide plate 18 are all driven by the control circuit of the machine tool to control the servo motor.

The working principle of the CNC machine tool with tool magazine is: when the CNC machine tool is installed with the tool 24, under the control of the control circuit, the servo motor drives the workbench 3 to slide, so that the tool support 4 moves to the right below the main shaft 20, and connects the bottom surface of the shaft 8 It moves relative to the guide surface, and the connecting shaft 8 drives the protective cover 5 upward to open, as shown in FIG. 1 . The servo motor drives the Y-axis slide plate 22 to slide, so that the tool 24 to be used on the tool holder 4 is aligned with the main shaft 20 . The servo motor drives the Z-axis slide plate 18 to slide, so that the tool 24 is positioned on the main shaft 20 , and the servo motor drives the Z-axis slide plate 18 to slide to make the tool 24 disengage from the tool support 4 . The servo motor drives the workbench 3 to slide to the initial position, the bottom surface of the connecting shaft 8 moves relative to the guide surface, and the connecting shaft 8 drives the protective cover 5 downwards to close, as shown in Figure 5, realizing the automatic installation of the cutter 24. The CNC machine tool starts to use the tool 24 to process the workpiece, and the protective cover 5 can prevent the coolant or chips from contacting the tool 24 on the tool holder 4, keeping the tool 24 clean. When the CNC machine tool needs to change tools, the servo motor drives the tool holder 4 to move below the main shaft 20, and makes the main shaft 20 face the vacant tool hole 41. The cutter 24 drops into the cutter hole 41 . The servo motor drives the tool holder 4 to move, so that the main shaft 20 faces the tool 24 to be used, and completes the installation of the tool 24, thereby realizing the automatic tool change of the CNC machine tool.

The specific embodiments described herein are only examples to illustrate the spirit of the present invention. Those skilled in the technical field to which the utility model belongs can make various modifications or supplements to the described specific embodiments or adopt similar methods to replace them, but they will not deviate from the spirit of the utility model or go beyond the appended claims defined range.

Although this article uses more frame 1, X-axis base 2, workbench 3, tool holder 4, tool hole 41, abutment surface 411, through groove 42, guide groove 43, protective cover 5, rotating rod 6, movable rod 7. Connecting shaft 8, connecting pin one 81, fixed block 9, guide seat 10, fixed part 101, auxiliary surface 101a, guide part 102, inclined surface 102a, arc surface 102b, horizontal surface 102c, spring 11, hinge block 12, Rotating shaft 13, spring fixing plate 14, connecting pin 2 141, bearing 15, pressure block 16, column 17, Z-axis slide plate 18, headstock 19, main shaft 20, Y-axis base 21, Y-axis slide plate 22, knife punching cylinder 23 , tool 24, spindle motor 25 and other terms, but does not exclude the possibility of using other terms. These terms are only used to describe and explain the essence of the utility model more conveniently; interpreting them as any kind of additional limitation is contrary to the spirit of the utility model.

Claims (10)

1. a machine cutter holder, described lathe comprises frame and is arranged on the slide unit in frame, described slide unit comprises X-axis base (2), described X-axis base (2) is provided with the workbench (3) that can slide along described X-axis base (2), it is characterized in that, this tool magazine comprises the knives rack (4) be arranged on workbench (3), described knives rack (4) have several cutter holes for arrangement of tool (24) (41), described knives rack (4) is hinged with protective cover (5), the side of described protective cover (5) is provided with the dwang (6) of bent, described dwang (6) one end is fixed on protective cover (5), described dwang (6) middle part is rotationally connected with the hinged place circumference of protective cover (5), the other end of described dwang (6) is hinged with motion bar (7), described motion bar (7) is hinged with the connecting axle (8) vertically arranged, described connecting axle (8) is arranged with a fixed block (9), described fixed block (9) is fixedly connected on workbench (3) or knives rack (4), described X-axis base (2) is fixed with the guide holder (10) just right with connecting axle (8) position, described guide holder (10) has the spigot surface for making connecting axle (8) move up and down, the spring (11) that the bottom of connecting axle (8) and spigot surface can be made to keep in touch is provided with between described connecting axle (8) and fixed block (9).

2. machine cutter holder according to claim 1, it is characterized in that, described knives rack (4) is square, described knives rack (4) side has through groove (42), described cutter holes (41) is linearly arranged in the upper surface of knives rack (4), described cutter holes (41) is connected with groove (42), the inwall of described cutter holes (41) also has the abutment face (411) of protrusion; The upper surface of described knives rack (4) also has and described cutter holes (41) gathering sill (43) one to one, each described gathering sill (43) all extends to the both sides of knives rack (4) along the radial direction of corresponding cutter holes (41), the position that described gathering sill (43) is positioned at corresponding cutter holes (41) both sides is embedded with briquetting (16) respectively, and described briquetting (16) inner end radially stretches in cutter holes (41).

3. machine cutter holder according to claim 2, it is characterized in that, described knives rack (4) both sides are fixed with hinged block (12) respectively, described hinged block (12) stretches out knives rack (4), a turning cylinder (13) is equipped with between described hinged block (12) outer end, described protective cover (5) is hinged on knives rack (4) by turning cylinder (13), and the end that described dwang (6) middle part and turning cylinder (13) stretch out hinged block (12) is connected.

4. machine cutter holder according to claim 1, it is characterized in that, described connecting axle (8) has connecting pin one (81), described fixed block (9) is provided with spring dead plate (14), described spring dead plate (14) have the connecting pin two (141) just right with connecting pin one (81) position, described spring (11) one end is connected on connecting pin one (81), and the other end is connected on connecting pin two (141).

5. machine cutter holder according to claim 1, it is characterized in that, described guide holder (10) is in L-type, described guide holder (10) has fixed part (101) and guide part (102), described fixed part (101) is horizontally disposed with and is fixedly connected with X-axis base (2), described guide part (102) is the platy structure vertically arranged, the upper surface of described guide part (102) has spigot surface, described spigot surface comprises and connecting successively and the inclined plane (102a) increased highly gradually, arc surface (102b) and horizontal plane (102c).

6. machine cutter holder according to claim 5, it is characterized in that, described fixed part (101) is platy structure, and the position that described fixed part (101) is corresponding with the inclined plane (102a) on guide part (102) has auxiliary (101a) identical with inclined plane (102a) angle of inclination.

7. machine cutter holder according to any one of claim 1 to 6, is characterized in that, the bottom-hinged of described connecting axle (8) has bearing (15).

8. machine cutter holder according to any one of claim 1 to 6, is characterized in that, the bottom surface of described connecting axle (8) is sphere.

9. one kind has the Digit Control Machine Tool of the tool magazine as described in any one of claim 1 to 8, comprise frame (1) and be vertically set on the column (17) in frame (1), described column (17) is provided with the Z axis slide plate (18) that can slide up and down along column (17), described Z axis slide plate (18) is fixed with main spindle box (19), main shaft (20) is provided with in described main spindle box (19), described frame (1) is also fixed with Y-axis base (21), described Y-axis base (21) is provided with the Y-axis slide plate (22) that can slide along Y-axis base (21), described Y-axis slide plate (22) is fixed with X-axis base (2), described X-axis base (2) is provided with the workbench (3) that can slide along X-axis base (2), it is characterized in that, described workbench (3) is provided with knives rack (4), described knives rack (4) have several cutter holes for arrangement of tool (24) (41), described knives rack (4) is hinged with protective cover (5), the side of described protective cover (5) is provided with the dwang (6) of bent, described dwang (6) one end is fixed on protective cover (5), described dwang (6) middle part is rotationally connected with the hinged place circumference of protective cover (5), the other end of described dwang (6) is hinged with motion bar (7), described motion bar (7) is hinged with the connecting axle (8) vertically arranged, described connecting axle (8) is arranged with a fixed block (9), described fixed block (9) is fixed on workbench (3) or knives rack (4), described X-axis base (2) is fixed with the guide holder (10) just right with connecting axle (8) position, described guide holder (10) has the spigot surface for making connecting axle (8) move up and down, the spring (11) that the bottom of connecting axle (8) and spigot surface can be made to keep in touch is provided with between described connecting axle (8) and fixed block (9), and protective cover (5) is in open mode when knives rack (4) moves to main shaft (20) below, described workbench (3), Y-axis slide plate (22) and Z axis slide plate (18) control servomotor by the control circuit of lathe and realize driving.

10. the Digit Control Machine Tool with tool magazine according to claim 9, it is characterized in that, described main shaft (20) is connected with spindle motor (25) by Timing Belt, the position described main spindle box (19) is positioned at directly over main shaft (20) goes out to be provided with to forge a knife cylinder (23), described in forge a knife cylinder (23) piston rod on be fixed with the forge a knife block just right with main shaft (20) position.