CN218051573U - Tool magazine anticollision institution of numerical control lathe - Google Patents

Abstract

The utility model discloses a tool magazine anticollision institution of numerical control lathe, including blade disc and base, the base is installed to the blade disc below. Has the beneficial effects that: the utility model discloses a base, the blade disc, first spring and first button switch, when carrying out the tool changing, the digit control machine tool main shaft moves the blade disc top, move down behind the corresponding cutter of alignment, block the cutter through the jack catch and accomplish the tool changing, when the main shaft height descends excessively, the main shaft gives the decurrent power of blade disc, promote the blade disc and rotate along the rolling ball, cause blade disc edge pressurized part to move down, the first spring compression that corresponds, it moves down to promote first button switch until the blade disc bottom surface, first button switch moves down and triggers the numerical control lathe scram, thereby avoid the main shaft to further move down and take place to crash the incident, good crashproof effect has been played, use safe and reliable more, and this device simple structure, needn't design complicated control procedure, needn't install complicated sensor, the cost is cheaper.

Description

Tool magazine anticollision institution of numerical control lathe

Technical Field

The utility model relates to a numerical control lathe technical field particularly, relates to a numerical control lathe's tool magazine anticollision institution.

Background

A numerical control lathe is a high-precision and high-efficiency automatic machine tool, is provided with a multi-station cutter tower or a power cutter tower, has wide processing technological performance, can process complex workpieces such as linear cylinders, oblique cylinders, circular arcs and various threads, grooves, worms and the like, has various compensation functions of linear interpolation and circular arc interpolation, and plays a good economic effect in the batch production of complex parts.

When the numerical control lathe carries out tool changing, collision accidents often occur, so that a spindle is damaged or a tool magazine is damaged, and not small economic loss is caused.

An effective solution to the problems in the related art has not been proposed yet.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a tool magazine anticollision institution of numerical control lathe possesses anticollision, simple structure's advantage, and then solves the problem among the above-mentioned background art.

(II) technical scheme

For realizing above-mentioned anticollision, simple structure's advantage, the utility model discloses a specific technical scheme as follows:

the utility model provides a numerical control lathe's tool magazine anticollision institution, includes blade disc and base, the base is installed to the blade disc below, and bottom surface central point puts fixed mounting has the ball seat in the base to the inside roll connection of ball seat has the rolling ball, the rolling ball passes through connecting rod and blade disc bottom surface central point and puts fixed connection, and is connected with first spring in blade disc edge below and the base between the bottom to the vertical fixed mounting in bottom has first branch in the inboard base that is located of first spring, first branch top fixed mounting has first button switch, and first button switch output and numerical control lathe scram controller input electric connection.

Further, the base below is provided with the center pillar, and the center pillar top surface has seted up the ball groove to the inside roll connection of ball groove has the ball, the center pillar outside is located base bottom surface fixed mounting has the underframe, and is connected with the second spring between underframe and the center pillar to underframe inner wall fixed mounting has second branch, second button switch is installed to the second branch other end, and second button switch output and numerical control lathe scram controller input electric connection.

Furthermore, a plurality of first springs are arranged at equal angles, and the bearing force of the first springs is larger than the gravity of the cutter.

Furthermore, the second springs are arranged in an equal angle mode, and the number of the second springs is the same as that of the second supporting rods.

Furthermore, a moving track is installed below the center pillar, a moving block is connected to the top surface of the moving track in a sliding mode, the top surface of the moving block is connected with the center pillar in a rotating mode through a rotating seat, a driven gear is fixedly sleeved on the outer surface of the center pillar, a driving motor is fixedly installed on one side of the center pillar, located on the top surface of the moving block, the output end of the driving motor is connected with a driving gear, and the driving gear is meshed with the driven gear.

Furthermore, the ball is provided with a plurality of balls, and the ball rolls and abuts against the bottom surface of the base.

(III) advantageous effects

Compared with the prior art, the utility model provides a tool magazine anticollision institution of numerical control lathe possesses following beneficial effect:

(1) The utility model discloses a base, the blade disc, first spring and first button switch, when carrying out the tool changing, the digit control machine tool main shaft moves the blade disc top, move down behind the corresponding cutter of alignment, block the cutter through the jack catch and accomplish the tool changing, when the main shaft highly descends when low excessively, the main shaft gives the decurrent power of blade disc, promote the blade disc and rotate along the rolling ball, cause blade disc edge pressurized part to move down, the first spring compression that corresponds, it moves down to promote first button switch until the blade disc bottom surface, first button switch moves down and triggers numerical control lathe scram, thereby avoid the main shaft to further move down and take place to crash the incident, good crashproof effect has been played, use safe and reliable more, and this device simple structure, needn't design complicated control procedure, needn't install complicated sensor, the cost is cheaper.

(2) The utility model discloses a underframe, second spring and second button switch, when taking place that the main shaft height promotes not enough and produce from the right side to left striking blade disc, the blade disc receives right thrust, drives the base and moves to the right side to drive the compression of second spring, simultaneously, drive center pillar butt second button switch, trigger the transport lathe scram equally, avoid the main shaft to crash, further played the effect of anticollision, protected the safety of main shaft and blade disc.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural view of a tool magazine collision avoidance mechanism of a numerically controlled lathe according to the present invention;

fig. 2 is an enlarged view of an a node of the tool magazine collision avoidance mechanism of the numerical control lathe;

fig. 3 is a front view of a tool magazine collision prevention mechanism of a numerically controlled lathe according to the present invention;

fig. 4 is a schematic structural view of the center pillar according to the present invention.

In the figure:

1. a cutter head; 2. a base; 3. a first strut; 4. a first push button switch; 5. a first spring; 6. a ball seat; 7. rotating the ball; 8. a moving track; 9. a moving block; 10. a rotating seat; 11. a driven gear; 12. a center pillar; 13. a drive motor; 14. a driving gear; 15. a ball groove; 16. a ball bearing; 17. a second push button switch; 18. a second support bar; 19. a bottom frame; 20. a second spring.

Detailed Description

To further illustrate the various embodiments, the present invention provides the accompanying drawings, which are part of the disclosure and which are primarily intended to illustrate embodiments and, together with the description, serve to explain the principles of operation of the embodiments, and, by reference to these drawings, those of ordinary skill in the art will understand the principles of the invention and its advantages, with reference to the drawings and figures, in which elements are not drawn to scale and like elements are generally designated by like reference numerals.

According to the utility model discloses an embodiment provides a tool magazine anticollision institution of numerical control lathe.

Referring now to the drawings and the detailed description, as shown in fig. 1-4, according to an embodiment of the present invention, a tool magazine anti-collision mechanism for a numerically controlled lathe comprises a cutter head 1 and a base 2, the cutter head 1 is a common structure in the art and will not be described herein too much, the base 2 is installed below the cutter head 1, a ball seat 6 is fixedly installed at the center position of the bottom surface in the base 2, a rotary ball 7 is connected to the inside of the ball seat 6 in a rolling manner, the rotary ball 7 is fixedly connected to the center position of the bottom surface of the cutter head 1 through a connecting rod, so that the cutter head 1 can rotate, a first spring 5 is connected between the bottom of the edge of the cutter head 1 and the bottom surface in the base 2, a first supporting rod 3 is vertically and fixedly installed at the bottom surface in the base 2 inside the first spring 5, a first button switch 4 is fixedly installed at the top surface of the first supporting rod 3, and the output end of the first button switch 4 is electrically connected to the input end of a numerically controlled lathe stop controller, wherein, the first spring 5 is arranged in equal angle, and the bearing capacity of the first spring 5 is larger than the gravity of the cutter, when the cutter is changed, the main shaft of the numerical control machine tool moves to the upper part of the cutter head 1, and moves downwards after aligning the corresponding cutter, the cutter is clamped by the clamping jaw to complete the cutter change, when the height of the main shaft is too low, the main shaft gives the downward force to the cutter head 1 to push the cutter head 1 to rotate along the rotating ball 7, so that the pressed part at the edge of the cutter head 1 moves downwards, the corresponding first spring 5 is compressed, until the bottom surface of the cutter head 1 pushes the first button switch 4 to move downwards, the first button switch 4 moves downwards to trigger the numerical control lathe to stop suddenly, thereby avoiding the main shaft from further moving downwards to generate a crash event, playing a good anti-collision effect, being safer and more reliable to use, and the device has simple structure, without designing a complex control program and installing a complex sensor, the cost is lower.

In one embodiment, a central pillar 12 is disposed below the base 2, a ball groove 15 is disposed on the top surface of the central pillar 12, and a ball 16 is connected to the inside of the ball groove 15 in a rolling manner, wherein the ball 16 is disposed in plurality, and the ball 16 is in rolling contact with the bottom surface of the base 2, thereby facilitating the movement of the base 2, a bottom frame 19 is fixedly mounted on the bottom surface of the base 2 outside the central pillar 12, and a second spring 20 is connected between the bottom frame 19 and the central pillar 12, wherein the second spring 20 is disposed in plurality at equal angles, and the number of the second spring 20 is the same as that of the second support rods 18, the second spring 20 plays a connecting role, and a second support rod 18 is fixedly mounted on the inner wall of the bottom frame 19, a second button switch 17 is mounted at the other end of the second support rod 18, and the output end of the second button switch 17 is electrically connected with the input end of the numerical control emergency stop controller, when the main shaft is lifted insufficiently and impacts the cutter head 1 from right to left, the cutter head 1 is driven to move to the right, thereby driving the second spring 20 to compress the central pillar 12, and simultaneously, the central pillar 12 is also triggered to damage the main shaft, thereby further protecting the lathe from collision.

In one embodiment, the moving track 8 is installed below the center pillar 12, and the top surface of the moving track 8 is slidably connected with the moving block 9, which is a common moving structure in the field, and the top surface of the moving block 9 is rotatably connected with the center pillar 12 through the rotating seat 10, the outer surface of the center pillar 12 is fixedly sleeved with the driven gear 11, and one side of the center pillar 12 is located on the top surface of the moving block 9 and is fixedly installed with the driving motor 13, and the output end of the driving motor 13 is connected with the driving gear 14, the driving gear 14 is engaged with the driven gear 11, and the driving motor 13 drives the driving gear 14 to rotate so as to drive the driven gear 11 and the center pillar 12 to rotate, so as to perform tool changing.

The working principle is as follows:

when carrying out the tool changing, the digit control machine tool main shaft moves to blade disc 1 top, move down behind the corresponding cutter of alignment, block the cutter through the jack catch and accomplish the tool changing, when the main shaft height descends and crosses lowly, the main shaft gives blade disc 1 power downwards, promote blade disc 1 and rotate along rolling ball 7, cause blade disc 1 edge pressurized part to move down, corresponding first spring 5 compresses, promote first button switch 4 to move down until blade disc 1 bottom surface, first button switch 4 moves down and triggers the numerical control lathe scram, thereby avoid the main shaft to further move down and take place to crash the incident, good crashproof effect has been played, use safe and reliable more, and the device simple structure, needn't design complicated control program, needn't install complicated sensor, therefore, the cost is cheaper, and simultaneously, when the main shaft height promotes not enough and produces from the right side to the left side and strikes blade disc 1, blade disc 1 receives right thrust, drive base 2 and move right, thereby drive second spring 20 and compress, and simultaneously, drive center pillar 12 butt second button switch 17, trigger transport scram equally, avoid the main shaft to crash, the main shaft to avoid hitting, the effect of blade disc has further played, lathe 1 anticollision.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "disposed," "connected," "fixed," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (6)

1. The utility model provides a numerical control lathe's tool magazine anticollision institution, a serial communication port, including blade disc (1) and base (2), base (2) are installed to blade disc (1) below, and base (2) interior bottom central point puts fixed mounting and has ball seat (6) to ball seat (6) inside roll connection has rotor ball (7), rotor ball (7) put fixed connection through connecting rod and blade disc (1) bottom surface central point, and are connected with first spring (5) between blade disc (1) edge below and base (2) interior bottom surface to the vertical fixed mounting in bottom surface has first branch (3) in first spring (5) inboard is located base (2), first branch (3) top surface fixed mounting has first button switch (4), and first button switch (4) output and numerical control lathe scram controller input electric connection.

2. The tool magazine anti-collision mechanism of the numerical control lathe according to claim 1, wherein a central column (12) is arranged below the base (2), a ball groove (15) is formed in the top surface of the central column (12), balls (16) are connected inside the ball groove (15) in a rolling manner, a bottom frame (19) is fixedly mounted on the bottom surface of the base (2) outside the central column (12), a second spring (20) is connected between the bottom frame (19) and the central column (12), a second support rod (18) is fixedly mounted on the inner wall of the bottom frame (19), a second button switch (17) is mounted at the other end of the second support rod (18), and the output end of the second button switch (17) is electrically connected with the input end of the sudden stop controller of the numerical control lathe.

3. The tool magazine anti-collision mechanism of the numerically controlled lathe according to claim 1, wherein the first springs (5) are arranged in an equal angle, and the bearing capacity of the first springs (5) is greater than the weight of the tool.

4. The tool magazine collision avoidance mechanism of the numerically controlled lathe according to claim 2, wherein the second springs (20) are arranged in equal angles, and the number of the second springs (20) is the same as that of the second struts (18).

5. The tool magazine anti-collision mechanism of the numerically controlled lathe according to claim 2, wherein a moving track (8) is installed below the center pillar (12), a moving block (9) is slidably connected to the top surface of the moving track (8), the top surface of the moving block (9) is rotatably connected to the center pillar (12) through a rotating seat (10), a driven gear (11) is fixedly sleeved on the outer surface of the center pillar (12), a driving motor (13) is fixedly installed on one side of the center pillar (12) and located on the top surface of the moving block (9), an output end of the driving motor (13) is connected with a driving gear (14), and the driving gear (14) is meshed with the driven gear (11).

6. The tool magazine collision avoidance mechanism of the numerically controlled lathe according to claim 2, wherein a plurality of balls (16) are provided, and the balls (16) are in rolling contact with the bottom surface of the base (2).

Images