阅读说明：本技术 一种换刀刀库及加工设备 (Tool changing tool magazine and processing equipment ) 是由 易昌 易鹏 钟波 于 2021-08-26 设计创作，主要内容包括：本发明公开了一种换刀刀库及加工设备,通过设置向上开口的容置壳,并在开口处转动连接保护罩以形成容置空间,在容置空间内设置驱动部,带动保护罩转动以打开该容置空间；并在容置空间内设置用于承载刀具的刀具承载部；在机器人换刀时,仅需通过驱动部打开保护罩即可伸入刀具承载部进行刀具的更换,在机器人加工时,保护罩盖设于容置壳上,对刀具进行防护、防尘,避免恶劣工况对刀具产生影响,使得本实施例的换刀刀库可应用于更多工况恶劣的场景,解决了现有刀库对刀具防护、防尘不到位的问题。(The invention discloses a tool changing tool magazine and processing equipment.A containing shell with an upward opening is arranged, a protective cover is rotatably connected at the opening to form a containing space, and a driving part is arranged in the containing space and drives the protective cover to rotate to open the containing space; a cutter bearing part for bearing a cutter is arranged in the accommodating space; when the robot tool changing, only need open the safety cover through the drive division and can stretch into cutter supporting part and carry out the change of cutter, add man-hour at the robot, on the holding shell was located to the protective cover lid, protected, dustproof the cutter, avoid abominable operating mode to produce the influence to the cutter for the tool changing tool magazine of this embodiment can be applied to the abominable scene of more operating modes, has solved the problem that current tool magazine protected, dustproof not in place to the cutter.)

1. A tool changing magazine, comprising:

the accommodating shell is provided with an upward opening;

a protective cover rotatably connected to the opening and cooperating with the containing shell to form a containing space

The driving part is arranged in the accommodating space, and the output end of the driving part is connected with the protective cover and is used for driving the protective cover to rotate and opening the accommodating space;

and the cutter bearing part is arranged in the accommodating space and is used for bearing the cutter.

2. The tool changing magazine as set forth in claim 1, wherein the tool bearing portion includes a web and a plurality of tool holders;

the connecting plate is arranged in the accommodating space; the plurality of knife rests are respectively arranged on the connecting plate.

3. The tool changer of claim 2, wherein the tool holder comprises a holder block mounting plate and a holder block; the cutter holding block mounting plate is arranged on the connecting plate; the cutter holding block is arranged on the cutter holding block mounting plate and used for clamping a cutter.

4. The tool changer of claim 2, further comprising a detection unit comprising a proximity switch holder, a first proximity switch, and a second proximity switch;

the first proximity switch is arranged on the bottom of the connecting plate or the knife rest and used for detecting the distance between the connecting plate or the knife rest and the accommodating shell below the connecting plate or the knife rest, so that mechanical damage to the knife rest when the robot takes off the knife is avoided;

the proximity switch support is arranged on the tool rest, and the second proximity switch is arranged on the proximity switch support and used for detecting whether a tool is clamped on the tool rest or not and whether the tool is placed in place or not.

5. The tool changing magazine as claimed in claim 2, further comprising a plurality of protection units respectively provided on the corresponding tool holders;

the protection unit comprises a pin shaft, a bushing and an elastic piece; the bushing is vertically arranged on the lower surface of the tool rest; the upper end of the pin shaft extends into the bush, and the lower end of the pin shaft is connected with the accommodating shell below; and two ends of the elastic piece are respectively connected with the bushing and the pin shaft.

6. The tool changing magazine as claimed in claim 2, further comprising a cooling portion including a gas supply unit and a plurality of gas output units; the gas providing unit is arranged in the accommodating space; the gas output units are respectively arranged on the corresponding tool rests, the input ends of the gas output units are connected with the gas supply unit, and the output ends of the gas output units face to the tool clamping position on the tool rest.

7. The tool changer of claim 6, wherein the gas output unit comprises a gas block, a quick plug, and a flexible hose; the gas block is arranged on the corresponding tool rest, and the input end of the gas block is connected with the gas supply unit through the quick plug; the input end of the movable hose is connected to the output end of the air block, and the output end of the movable hose faces to the tool clamping position on the tool rest.

8. The tool magazine of claim 1, further comprising a tool change door disposed on a side of the containment housing.

9. The tool changer of claim 1, wherein the drive portion comprises a rotary shaft, a crank, a knuckle bearing, a linear drive;

the rotating shaft is rotatably connected to the accommodating shell and penetrates through the accommodating space;

two ends of the protective cover are respectively connected with two ends of the rotating shaft;

the first end of the crank is fixed on the rotating shaft;

the linear driving piece is arranged in the accommodating space, and the output end of the linear driving piece is connected with the second end of the crank through the joint bearing.

10. A machining apparatus comprising a tool changing magazine according to any one of claims 1 to 9.

Technical Field

The invention belongs to the technical field of machining, and particularly relates to a tool changing magazine and machining equipment.

Background

Along with the gradual maturity of robot technology, especially industrial robot technology, more and more industrial robots replace the manual work gradually and process the part, realize the automated processing of part. According to the complexity of parts, the number of tools required by part machining is different, a large number of tools can be used sometimes, and the requirement of part machining cannot be met by adopting a manual tool changing mode, so that the tool magazine system becomes an important device in the part machining process of the industrial robot. The tool magazine system is a device for solving the requirements of tool storage and tool changing in the automatic machining process of a workpiece, and in the machining process of an industrial robot, the tool magazine system is matched with the automatic tool changing system to work in coordination, so that various different machining requirements can be met, the machining preparation time is greatly shortened, and the production cost is reduced.

However, the protection and dust prevention of the tool magazine body and the tool are not in place by the existing tool magazine technology, so that the application scene is limited.

Disclosure of Invention

The invention aims to provide a tool changing tool magazine and machining equipment to solve the problem that the existing tool magazine cannot protect and prevent dust in place.

In order to solve the problems, the technical scheme of the invention is as follows:

the invention provides a tool changing magazine, comprising:

the accommodating shell is provided with an upward opening;

the protective cover is rotatably connected to the opening and is matched with the containing shell to form an containing space;

the driving part is arranged in the accommodating space, and the output end of the driving part is connected with the protective cover and is used for driving the protective cover to rotate and opening the accommodating space;

and the cutter bearing part is arranged in the accommodating space and is used for bearing the cutter.

According to the tool changing tool magazine, the tool bearing part comprises a connecting plate and a plurality of tool rests;

the connecting plate is arranged in the accommodating space; the plurality of knife rests are respectively arranged on the connecting plate.

According to the tool changing tool magazine, the tool rest comprises a tool holding block mounting plate and a tool holding block; the cutter holding block mounting plate is arranged on the connecting plate; the cutter holding block is arranged on the cutter holding block mounting plate and used for clamping a cutter.

The tool changing tool magazine also comprises a detection unit, wherein the detection unit comprises a proximity switch bracket, a first proximity switch and a second proximity switch;

the first proximity switch is arranged on the bottom of the connecting plate or the knife rest and used for detecting the distance between the connecting plate or the knife rest and the accommodating shell below the connecting plate or the knife rest, so that mechanical damage to the knife rest when the robot takes off the knife is avoided;

the proximity switch support is arranged on the tool rest, and the second proximity switch is arranged on the proximity switch support and used for detecting whether a tool is clamped on the tool rest or not and whether the tool is placed in place or not.

The tool changing magazine also comprises a plurality of protection units, wherein the protection units are respectively arranged on the corresponding tool rests;

the protection unit comprises a pin shaft, a bushing and an elastic piece; the bushing is vertically arranged on the lower surface of the tool rest; the upper end of the pin shaft extends into the bush, and the lower end of the pin shaft is connected with the accommodating shell below; and two ends of the elastic piece are respectively connected with the bushing and the pin shaft.

The tool changing tool magazine also comprises a cooling part, wherein the cooling part comprises a gas supply unit and a plurality of gas output units; the gas providing unit is arranged in the accommodating space; the gas output units are respectively arranged on the corresponding tool rests, the input ends of the gas output units are connected with the gas supply unit, and the output ends of the gas output units face the clamping position of the clamp on the tool rest.

According to the tool changing tool magazine, the gas output unit comprises a gas block, a quick plug and a movable hose; the gas block is arranged on the corresponding tool rest, and the input end of the gas block is connected with the gas supply unit through the quick plug; the input end of the movable hose is connected to the output end of the air block, and the output end of the movable hose faces to the tool clamping position on the tool rest.

The tool changing magazine further comprises a tool changing door, and the tool changing door is arranged on the side face of the accommodating shell.

The tool changing tool magazine comprises a driving part, a tool changing tool magazine and a tool changing tool magazine, wherein the driving part comprises a rotating shaft, a crank, a joint bearing and a linear driving piece;

the rotating shaft is rotatably connected to the accommodating shell and penetrates through the accommodating space;

two ends of the protective cover are respectively connected with two ends of the rotating shaft;

the first end of the crank is fixed on the rotating shaft;

the linear driving piece is arranged in the accommodating space, and the output end of the linear driving piece is connected with the second end of the crank through the joint bearing.

The machining equipment comprises the tool changing tool magazine.

Due to the adoption of the technical scheme, compared with the prior art, the invention has the following advantages and positive effects:

in one embodiment of the invention, the accommodating shell with an upward opening is arranged, the opening is rotatably connected with the protective cover to form an accommodating space, and the driving part is arranged in the accommodating space and drives the protective cover to rotate to open the accommodating space; a cutter bearing part for bearing a cutter is arranged in the accommodating space; when the robot tool changing, only need open the safety cover through the drive division and can stretch into cutter supporting part and carry out the change of cutter, add man-hour at the robot, on the holding shell was located to the protective cover lid, protected, dustproof the cutter, avoid abominable operating mode to produce the influence to the cutter for the tool changing tool magazine of this embodiment can be applied to the abominable scene of more operating modes, has solved the problem that current tool magazine protected, dustproof not in place to the cutter.

Drawings

FIG. 1 is a schematic view of a closed state of a tool magazine according to the present invention;

FIG. 2 is a schematic view of an open state of the tool magazine of the present invention;

FIG. 3 is a schematic view of a tool holder of the tool magazine of the present invention;

fig. 4 is a schematic view of a driving part of the tool magazine according to the present invention.

Description of reference numerals: 1: a housing shell; 2: a protective cover; 3: a knife changing door; 4: a connecting plate; 5: a tool holder; 501: a blade holding block mounting plate; 502: a cutter holding block; 503: a first proximity switch; 5:4: a second proximity switch; 505: a proximity switch bracket; 506: a bushing; 507: an elastic member; 508: a pin shaft; 509: a flexible hose; 6: a rotating shaft; 7: a crank; 8: a knuckle bearing; 9: a linear drive; 10: mounting a plate; 11: a pedestal bearing.

Detailed Description

The tool changing magazine and the machining apparatus according to the present invention will be described in detail with reference to the accompanying drawings and embodiments. Advantages and features of the present invention will become apparent from the following description and from the claims.

Example one

Referring to fig. 1 to 4, in one embodiment, a tool magazine includes a housing case 1, a protection cover 2, a driving part, and a tool bearing part.

Wherein, the containing shell 1 is provided with an upward opening. The protective cover 2 is rotatably connected to the opening and forms an accommodating space in cooperation with the accommodating shell 1. The drive part is arranged in the accommodating space, and the output end of the drive part is connected with the protective cover 2 and used for driving the protective cover 2 to rotate and open the accommodating space. The cutter bearing part is arranged in the accommodating space and used for bearing the cutter.

This embodiment is through setting up upwards open-ended holding shell 1 to rotate at the opening part and connect safety cover 2 in order to form the accommodation space, set up drive division in the accommodation space, drive safety cover 2 and rotate in order to open this accommodation space. And a cutter bearing part for bearing the cutter is arranged in the accommodating space. When the robot tool changing, only need open safety cover 2 through the drive division and can stretch into cutter bearing part and carry out the change of cutter, add man-hour at the robot, on safety cover 2 lid was located and is held shell 1, protect, prevent dust the cutter, avoid abominable operating mode to produce the influence to the cutter for the tool changing tool magazine of this embodiment can be applied to the abominable scene of more operating modes, has solved the problem that current tool magazine protected, dustproof not in place to the cutter.

The specific structure of the tool magazine of the present embodiment will be further described below:

in the present embodiment, the tool-carrying portion comprises a web 4 and a number of tool holders 5. The connecting plate 4 is horizontally arranged in the accommodating space, and a vertical space is reserved between the connecting plate 4 and the bottom surface of the accommodating shell 1. Of course, it is also possible to provide a plate located below the connecting plate 4 in the containment shell 1, so as to cooperate to form the aforesaid vertical space.

Referring to fig. 3, a plurality of tool holders 5 are respectively installed on the connection plate 4. The tool holder 5 includes a tool holding block mounting plate 501 and a tool holding block 502. The knife holding block mounting plate 501 is provided on the connecting plate 4. The tool holding block 502 is mounted on the tool holding block mounting plate 501 for clamping a tool, the tool holding block 502 only needs to clamp the tool, and the specific form can be general and is not limited herein. In an embodiment, the number of the tool holders 5 may be six, forming six magazine-position tool holders 5, which can store six different kinds of tools simultaneously.

In this embodiment, the tool magazine may further include a detection unit including a proximity switch holder 505, a first proximity switch 503, and a second proximity switch 504.

The first proximity switch 503 is disposed on the bottom of the connecting plate 4 or the blade holding block mounting plate 501, and is used to detect the distance between the connecting plate 4 or the blade holding block mounting plate 501 and the lower accommodating case 1 or the lower plate, that is, to detect whether the blade removal fails. When the robot fails to take off the cutter, the cutter is still clamped by the robot, at the moment, the robot moves upwards, the cutter generates an upward force on the cutter frame 5, so that the cutter frame 5 is driven to move upwards, and at the moment, the signal of the first proximity switch 503 disappears or exceeds a set value, so that the robot can be fed back to stop acting, and the cutter frame 5 is prevented from causing mechanical damage.

The proximity switch bracket 505 is arranged on the blade holding block mounting plate 501, and the second proximity switch 504 is arranged on the proximity switch bracket 505, and is used for detecting whether the tool is clamped on the tool rest 5, and detecting whether the tool shank of the tool is clamped in place and feeding back the tool shank. The proximity switch bracket 505 functions to allow the second proximity switch 504 to be mounted to a tool detection position, and if the second proximity switch 504 is mounted on the tool holder mounting plate 501 to allow detection, the proximity switch bracket 505 may be eliminated, and is not particularly limited. Meanwhile, the first proximity switch 503 and the second proximity switch 504 may be replaced by a photoelectric sensor or a touch sensor, and are not particularly limited herein.

Although the existing tool magazine technology realizes signal detection after the tool is in place, the protection effect on the tool rest 5 supporting the tool holder cannot be achieved when the main shaft grabs the tool holder, and the tool rest 5 is easily damaged. In this embodiment, a plurality of protection units are further provided, and the protection units are respectively disposed on the corresponding blade holding block mounting plates 501.

Wherein, the protection unit comprises a pin 508, a bushing 506 and an elastic member 507. The bushing 506 is vertically disposed on the lower surface of the blade-holding block mounting plate 501. The upper end of the pin shaft 508 extends into the bushing 506 and can move up and down along the bushing 506, and the lower end of the pin shaft 508 is connected to the lower containing shell 1 or the lower plate. The two ends of the elastic member 507 are respectively connected with the bushing 506 and the pin 508, and the elastic member 507 may be a rectangular spring. The cooperation of the bushing 506 with the pin 508 allows the deformation of the blade-holding block mounting plate 501 to be limited to vertical movement. Thereby when making the robot take off the sword failure, the robot rebound drives the cutter and applys ascending power to holding sword piece mounting panel 501, holds sword piece mounting panel 501 rebound, and elastic component 507 extends and applys reverse power, prevents that the robot from carrying out mechanical damage to knife rest 5, avoids holding sword piece mounting panel 501 and connecting plate 4 fracture increase of service life.

The existing tool magazine technology does not cool the used tool, so that the service life of the tool is easy to shorten. In this embodiment, the tool changer may further include a cooling portion including a gas supply unit and a plurality of gas output units. The gas supply unit is arranged in the accommodating space. The gas output units are respectively arranged on the corresponding tool rests 5, the input ends of the gas output units are connected with the gas supply unit, and the output ends of the gas output units face the clamping position of the clamp on the tool rests 5.

Wherein, the gas output unit comprises a gas block, a quick plug and a movable hose 509, and the gas output unit comprises a gas block, a quick plug and a movable hose 509. The gas block is arranged on the corresponding tool rest 5, and the input end of the gas block is connected with the gas supply unit through a quick plug. The input end of the flexible hose 509 is connected to the output end of the air block, and the output end of the flexible hose 509 is universally adjustable to face a tool holding position on the tool holder 5, where the tool is cooled. The gas supply unit may be a gas pump or other device capable of supplying gas, and is not limited in particular.

When the existing tool magazine technology is used for replacing tools, the tools need to enter equipment manually, a protective cover is opened manually, and the tools are replaced, so that danger exists. In this embodiment, the tool changer may further include a tool changing gate 3. A gap can be opened on the side of the containing shell 1, and the knife changing door 3 is arranged on the gap of the containing shell 1. The cutter changing door 3 is separated from the protective cover 2, and can be opened outside the equipment, so that the phenomenon that the manual operation enters the interior of the equipment to contact with a robot and an accident occurs is avoided. The external protection metal plate (namely the containing shell 1) can protect the interior of the tool magazine from being damaged.

Referring to fig. 4, in the present embodiment, the driving portion includes a rotating shaft 6, a crank 7, a joint bearing 8, a linear driving member 9. The rotating shaft 6 is rotatably connected to the accommodating shell 1, and the rotating shaft 6 penetrates through the accommodating space. Both ends of the protective cover 2 are connected to both ends of the rotating shaft 6, respectively. A first end of the crank 7 is fixed to the rotating shaft 6. The linear driving part 9 is arranged in the accommodating space, and the output end of the linear driving part 9 is connected with the second end of the crank 7 through the joint bearing 8. The extending and retracting actions of the linear driving piece 9 are converted into the rotation of the rotating shaft 6 through the crank 7 and the joint bearing 8, so that the protective cover 2 is driven to rotate.

Wherein, the rotating shaft 6 can be connected with the containing shell 1 through the mounting plates 10 and the bearings with seats 11 on the two sides. The linear actuator 9 may be a cylinder or a cylinder, and is not particularly limited thereto.

In other embodiments, the opening manner of the protective cover 2 may be various, and is not limited to the above opening manner, and is not particularly limited herein.

The protection cover 2 is in a closed state under the normal state of the tool magazine, protects internal tools and prevents dust from entering. Integral type tubular product welding frame simple structure guarantees that tool magazine overall structure is indeformable, and is pleasing to the eye firm, and signal line and trachea are arranged to tubular product inside, prevent the cable damage.

Example two

A machining apparatus comprising the tool magazine according to the first embodiment. The containing shell 1 with the upward opening is arranged, the protecting cover 2 is rotatably connected to the opening to form a containing space, and the driving portion is arranged in the containing space and drives the protecting cover 2 to rotate so as to open the containing space. And a cutter bearing part for bearing the cutter is arranged in the accommodating space. When the robot tool changing, only need open safety cover 2 through the drive division and can stretch into cutter bearing part and carry out the change of cutter, add man-hour at the robot, on safety cover 2 lid was located and is held shell 1, protect, prevent dust the cutter, avoid abominable operating mode to produce the influence to the cutter for the tool changing tool magazine of this embodiment can be applied to the abominable scene of more operating modes, has solved the problem that current tool magazine protected, dustproof not in place to the cutter.

The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments. Even if various changes are made to the present invention, it is still within the scope of the present invention if they fall within the scope of the claims of the present invention and their equivalents.