CN113523871A - Automatic door structure and overhead traveling crane gantry machine tool magazine with same - Google Patents

Abstract

The invention relates to the technical field of machine tool protection automatic doors, in particular to an automatic door structure and a tool magazine of a crown block gantry machine tool with the same, wherein the tool magazine comprises: the tool changer door baffle plate is provided with a tool changing window on the surface; the armored automatic door is arranged on the inner side of the tool changer door baffle and is used for closing and opening the tool changing window; the opening and closing driving mechanism is arranged on the inner side of the tool magazine door baffle, the output end of the opening and closing driving mechanism is connected with the stressed end of the armor type automatic door, the opening and closing driving mechanism is used for driving the armor type automatic door to carry out two working modes, and the tool magazine and a machine tool can be protected through the tool magazine door baffle, the armor type automatic door and the opening and closing driving mechanism, so that iron cutting is prevented from splashing into the tool magazine.

Description

Automatic door structure and overhead traveling crane gantry machine tool magazine with same

Technical Field

The invention relates to the technical field of machine tool protection automatic doors, in particular to an automatic door structure. The invention also relates to a tool magazine of the crown block gantry machine tool with the automatic door structure.

Background

The tool magazine system provides a device for storing and replacing tools required in an automated process. The automatic tool changing mechanism and the tool magazine capable of storing a plurality of tools change the traditional production mode mainly by people. By means of the control of a computer program, various machining requirements such as milling, drilling, boring, tapping and the like can be met, the machining time course is greatly shortened, and the production cost is reduced, which is the biggest characteristic of a tool magazine system.

The tool magazine system provides a device for storing and replacing tools required in an automated process. The automatic tool changing mechanism and the tool magazine capable of storing a plurality of tools change the traditional production mode mainly by people. By means of the control of a computer program, various machining requirements such as milling, drilling, boring, tapping and the like can be met, the machining time course is greatly shortened, and the production cost is reduced, which is the biggest characteristic of a tool magazine system; with the development of science and technology, the configuration tool magazine of the numerical control gantry machine tool is more and more diversified, and the structural form of the tool magazine door of the machine tool is more and more emphasized, so that how to effectively control the structural form of the tool magazine door of the machine tool is very important.

The automatic tool magazine door comprises a tool magazine coaming, a tool magazine door and a tool magazine door driving mechanism, wherein a tool changing window is arranged on the tool magazine coaming, the tool magazine door driving mechanism is fixed with the tool magazine door and the tool magazine coaming, two sides of the tool magazine door are connected with the tool magazine coaming through sliding devices, and the tool magazine door driving mechanism drives the tool magazine door to slide along the sliding devices to close or open the tool changing window. The utility model discloses a tool magazine automatically-controlled door, tool magazine door are connected on the piston rod of cylinder, realize the removal of tool magazine door on the linear rail through the reciprocating motion of control cylinder, use high accuracy linear rail, have solved the condition that the removal card is dunked, increase and move the smooth and easy degree; the arrangement of the proximity switch avoids tool changing when the tool magazine door is not opened, the danger of collision is prevented, and the tool magazine and the machine tool are well protected.

However, in the patent, the tool magazine door needs to be pushed by a rod cylinder, the bottom and the upper part of the tool magazine door are connected by a track, the automatic tool magazine door needs to occupy the space inside the machine tool, the deformation of the automatic tool magazine door brings inconvenience to subsequent installation and debugging, and in order to overcome the defects in the prior art, an automatic door structure and a tool magazine with the same for the overhead travelling crane gantry machine tool need to be provided.

Disclosure of Invention

First, technical problem to be solved

The invention provides an automatic door structure and a tool magazine of a crown block gantry machine tool, aiming at the defects in the prior art, and solving the problems that the automatic door of the tool magazine needs to occupy the space inside the machine tool, and the deformation of the automatic door of the tool magazine brings inconvenience to subsequent installation and debugging.

Second, technical scheme

In order to solve the above technical problem, the present invention provides an automatic door structure, including:

the tool changer door baffle plate is provided with a tool changing window on the surface;

the armored automatic door is arranged on the inner side of the tool changer door baffle and is used for closing and opening the tool changing window;

the opening and closing driving mechanism is arranged on the inner side of the tool magazine door baffle, the output end of the opening and closing driving mechanism is connected with the stressed end of the armor type automatic door, and the opening and closing driving mechanism is used for driving the armor type automatic door to carry out two working modes.

Preferably, the armored automatic door comprises:

the sliding plate is positioned at the cutter changing window, two ends of the sliding plate are slidably connected with the guide frames, and the output end of the opening and closing driving mechanism is connected with the sliding plate;

one end of the folding door group is connected with the sliding plate, and the other end of the folding door group is connected with the guide frame;

the folding door group includes:

a plurality of movable plates;

the connecting column is arranged on one side of the movable plate and is in sliding connection with the guide frame;

the hinge plates are combined into a group, the two hinge plates are connected through the hinge plates, and the two connecting columns in the group are far away from each other.

Preferably, the armored automatic door further comprises:

the plurality of barrier strips are respectively arranged at the joint of the movable plates and the knife store door baffle plate in a pairwise mode.

Preferably, the opening and closing drive mechanism includes:

the fixing frame is arranged on the inner side of the tool magazine door baffle and is fixedly connected with the tool magazine door baffle;

the linear driver is arranged on the fixed frame, the working direction of the linear driver is consistent with the arrangement direction of the guide frame, and the linear driver is fixedly connected with the fixed frame;

one end of the connecting frame is connected with the output end of the linear driver, and the other end of the connecting frame is fixedly connected with the sliding plate.

Preferably, the linear actuator is a mechanical rodless cylinder.

Preferably, the automatic door structure further includes:

and the distance sensor is arranged on the inner side of the tool magazine door baffle, and the output end of the distance sensor faces the output end of the opening and closing driving mechanism.

Preferably, this application still provides a overhead traveling crane longmen lathe tool magazine with automatically-controlled door structure, including automatically-controlled door structure, still include:

the machine tool frame is arranged on the inner side of the tool magazine door baffle and is fixedly connected with the tool magazine door baffle, and an outer door is arranged on the machine tool frame;

the maintenance shifting mechanism is arranged inside the machine tool frame and is fixedly connected with the machine tool frame, and the working direction of the maintenance shifting mechanism faces to the outer door;

the tool changing and shifting mechanism is arranged in the machine tool frame and is connected with the machine tool frame in a sliding manner, the working direction of the tool changing and shifting mechanism faces to the tool changing window, and the output end of the overhauling and shifting mechanism is connected with the non-working part of the tool changing and shifting mechanism;

the station rotating mechanism is arranged at the output end of the tool changing and shifting mechanism;

and the wheel disc type tool magazine is arranged at the output end of the station rotating mechanism.

Preferably, the service displacement mechanism comprises:

the first base is arranged inside the machine tool frame and fixedly connected with the machine tool frame;

the first threaded rod is arranged on the first base and is rotatably connected with the first base;

the first working block is arranged on the first base and is in sliding connection with the first base, the first threaded rod is in threaded connection with the first working block, and the first working block is connected with the non-working part of the tool changing and shifting mechanism;

the first servo motor is arranged on the first base, and the output end of the first servo motor is connected with the first threaded rod.

Preferably, the tool changing displacement mechanism includes:

the second base is arranged in the machine tool frame and is connected with the machine tool frame in a sliding manner, and one end of the second base is connected with the output end of the maintenance displacement mechanism;

the second threaded rod is arranged on the second base and is rotatably connected with the second base;

the limiting rods are symmetrically arranged on the second base;

the second working block is sleeved on the second threaded rod and the limiting rod respectively, the second working block is in threaded connection with the second threaded rod, the second working block is in sliding connection with the limiting rod, and the station rotating mechanism is arranged on the second working block;

and the second servo motor is arranged on the second base, and the output end of the second servo motor is connected with the second threaded rod.

Preferably, the station rotating mechanism comprises:

the support frame is arranged at the output end of the tool changing and shifting mechanism and is fixedly connected with the output end of the tool changing and shifting mechanism;

the rotary head is arranged on the support frame and is rotatably connected with the support frame, and the wheel disc type tool magazine is arranged on the rotary head and is fixedly connected with the rotary head;

and the output end of the rotary cylinder is connected with the stress end of the rotating head.

Third, beneficial effect

Compared with the prior art, the tool magazine and the machine tool can be protected by arranging the tool magazine door baffle, the armor type automatic door and the opening and closing driving mechanism, iron scraps are prevented from splashing into the tool magazine and the machine tool, partial space occupied by the transmission door plate when the transmission door plate is opened can be avoided by arranging the armor type automatic door, and the space utilization rate in the machine tool is improved.

Further, through the arrangement of the opening and closing driving mechanism, the space occupation condition of a driving source to the interior of the machine tool can be reduced; through distance sensor's setting, can detect whether armor formula automatically-controlled door is in the complete opening or closed state, avoided manual operation to lead to wheel disc tool magazine and armor formula automatically-controlled door to appear colliding.

Drawings

FIG. 1 is a front view of the automatic door structure of the present invention;

FIG. 2 is a first perspective view of the automatic door structure of the present invention;

FIG. 3 is a schematic perspective view of the automatic door structure of the present invention;

FIG. 4 is a rear view of the automatic door structure of the present invention;

FIG. 5 is a third schematic perspective view of the automatic door structure of the present invention;

FIG. 6 is an enlarged view of FIG. 5 at A;

FIG. 7 is an enlarged view of FIG. 5 at B;

FIG. 8 is an enlarged view at C of FIG. 5;

FIG. 9 is a schematic perspective view of the present invention;

FIG. 10 is a front view of the present invention;

FIG. 11 is a side view of the machine frame portion of the present invention;

FIG. 12 is an enlarged view of FIG. 11 at D;

FIG. 13 is a first perspective view of the frame portion of the present invention;

FIG. 14 is a second perspective view of the frame portion of the present invention;

fig. 15 is an enlarged view of fig. 14 at E.

In the figure:

1 is a tool magazine door baffle; 1a is a cutter changing window; 1b is a guide frame;

2 is an armor type automatic door; 2a is a sliding plate; 2b is a folding door group; 2b1 is a movable plate; 2b2 is a connecting column; 2b3 is a hinge plate; 2c is a barrier strip;

3 is an opening and closing driving mechanism; 3a is a fixing frame; 3b is a linear actuator; 3c is a connecting frame;

4 is a distance sensor;

5 is a machine tool frame; 5a is an outer door;

6 is a maintenance shifting mechanism; 6a is a first base; 6b is a first threaded rod; 6c is a first work block; 6d is a first servo motor;

7 is a tool changing and shifting mechanism; 7a is a second base; 7b is a second threaded rod; 7c is a limiting rod; 7d is a second working block; 7e is a second servo motor;

a station rotating mechanism 8; 8a is a supporting frame; 8b is a rotating head; 8c is a rotary cylinder; and 9 is a wheel disc type tool magazine.

Detailed Description

The following detailed description of embodiments of the present invention is provided in connection with the accompanying drawings and examples. The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention.

Example 1:

as shown in fig. 1, 2 and 3, an automatic door structure of the present embodiment includes:

the tool magazine door comprises a tool magazine door baffle 1, wherein a tool changing window 1a is formed in the surface of the tool magazine door baffle 1;

the armored automatic door 2 is arranged on the inner side of the tool storage door baffle 1, and the armored automatic door 2 is used for closing and opening the tool changing window 1 a;

the opening and closing driving mechanism 3 is arranged on the inner side of the tool magazine door baffle 1, the output end of the opening and closing driving mechanism 3 is connected with the stress end of the armor type automatic door 2, and the opening and closing driving mechanism 3 is used for driving the armor type automatic door 2 to carry out two working modes;

specifically, the tool magazine door baffle 1 needs to be installed on a moving path of a tool magazine during tool changing, the tool magazine needs to extend out of a tool changing window 1a on the tool magazine door baffle 1 to change tools for a machining center, and the machining center can meet various machining requirements such as milling, drilling, boring, tapping and the like through control of a computer program. Iron-cutting impurities in the machining process easily enter the interior of the tool magazine, so that the load of the tool magazine is increased, the motor is burnt, and even the normal machining is influenced due to the misinduction action of electrical elements. The tool magazine is a device for providing tool storage and tool changing requirements needed in the automatic machining process, and comprises an automatic tool changing mechanism and a tool magazine capable of storing a plurality of tools, the traditional production mode of manual replacement is changed, in order to avoid iron cutting impurities from entering the tool magazine in a severe machining environment, an armor type automatic door 2 always covers a tool changing window 1a in the machining process, the tool changing window 1a is in a closed state, iron cutting is prevented from entering the tool magazine and a matched mechanism thereof, when tool changing operation is needed, an opening and closing driving mechanism 3 starts to work, an output end of the opening and closing driving mechanism 3 drives the armor type automatic door 2 to deform, the tool changing window 1a is in a completely open state, the outer machine tool stops machining at the moment, the iron cutting splashing condition does not exist, the tool magazine extends out through the tool changing window 1a on a tool magazine door baffle 1, the working end of the machine tool is matched with the tool magazine to change tools.

In order to solve the technical problem of reducing the occupied space of the machine tool, as shown in fig. 4, the following technical solutions are provided:

the armored automatic door 2 includes:

the tool changer door comprises a sliding plate 2a, a guide frame 1b is arranged on a tool changer door baffle 1, the guide frames 1b are symmetrically arranged on two sides of a tool changing window 1a, the sliding plate 2a is positioned at the tool changing window 1a, two ends of the sliding plate 2a are slidably connected with the guide frame 1b, and the output end of an opening and closing driving mechanism 3 is connected with the sliding plate 2 a;

one end of the folding door group 2b is connected with the sliding plate 2a, and the other end of the folding door group 2b is connected with the guide frame 1 b;

the folding door group 2b includes:

a plurality of movable plates 2b 1;

a connection column 2b2 disposed at one side of the movable plate 2b1, and the connection column 2b2 is slidably connected with the guide frame 1 b;

the hinge plate 2b3, a plurality of movable plates 2b1 form a group in pairs, two hinge plates 2b3 are connected through the hinge plate 2b3, and two connecting columns 2b2 in the group are far away from each other;

specifically, the connecting column 2b2 on the movable plate 2b1 farthest from the sliding plate 2a is hinged to the guide frame 1b, the movable plate 2b1 closest to the sliding plate 2a, the movable plate 2b1 is connected to the sliding plate 2a through the hinge plate 2b3, the output end of the opening and closing driving mechanism 3 drives the sliding plate 2a to move downwards along the guide frame 1b, during the moving process, multiple sets of movable plates 2b1 are folded and folded at the same time, similar to the process of folding the fan surface, until the knife changing window 1a is in the inside and outside communication state, through the combined connection mode between the multiple movable plates 2b1, the situation that an integrated door plate needs to be left out of a region when in the open state can be avoided, which can lead to the increase of the volume and the cost of the machine tool, the connecting column 2b2 in sliding connection with the guide frame 1b guides the moving direction of the movable plate 2b1, and can ensure the angular rotation of the movable plate 2b1, the connecting post 2b2 hinged to the guide frame 1b serves to control the area of movement of the folding group 2 b.

In order to solve the technical problem that the iron cutting impurities are splashed into the tool magazine, as shown in fig. 5, 6 and 7, the following technical scheme is provided:

the armored automatic door 2 further comprises:

the plurality of barrier strips 2c are respectively arranged at the joint of the two groups of movable plates 2b1 and the joint of the movable plate 2b1 and the tool magazine door baffle 1;

in particular, the barrier strip 2c may be made of an elastic sealing material, which may be selected from a wide range of materials, and is herein described as a rubber material, but other useful elastic sealing materials are still within the scope of choice, rubber meaning a highly elastic polymeric material with reversible deformation, is elastic at room temperature, can generate large deformation under the action of small external force, can recover the original shape after the external force is removed, during the process that the cutter changing window 1a is covered and closed by the armor type automatic door 2, iron cutting impurities can pass through the window at the gap between the movable plate 2b1 and the movable plate 2b1 to enter the interior of the machine tool and the cutter storeroom, in order to avoid this, it is necessary to cover the joint by a barrier strip 2c of rubber material, so that the iron shavings can be blocked, and the rubber material is not affected when being bent, stretched and squeezed by the two movable plates 2b 1.

In order to solve the technical problem that the space in the machine tool occupies too much space, as shown in fig. 4, the following technical solutions are provided:

the opening/closing drive mechanism 3 includes:

the fixing frame 3a is arranged on the inner side of the tool magazine door baffle 1, and the fixing frame 3a is fixedly connected with the tool magazine door baffle 1;

the linear driver 3b is arranged on the fixed frame 3a, the working direction of the linear driver 3b is consistent with the arrangement direction of the guide frame 1b, and the linear driver 3b is fixedly connected with the fixed frame 3 a;

one end of the connecting frame 3c is connected with the output end of the linear driver 3b, and the other end of the connecting frame 3c is fixedly connected with the sliding plate 2 a;

specifically, the opening and closing driving mechanism 3 starts to work, the output end of the linear driver 3b drives the connecting frame 3c to move longitudinally downwards, the connecting frame 3c drives the sliding plate 2a to move downwards along the guide frame 1b, and in the moving process, the multiple groups of movable plates 2b1 are folded and folded simultaneously, similar to the process of folding the fan faces, until the knife changing window 1a is in an inside-outside communication state.

In order to solve the technical problem of reducing the occupied space and driving the connecting frame 3c to move, as shown in fig. 4, the following technical solutions are provided:

the linear driver 3b is a mechanical rodless cylinder;

specifically, for the dustproof requirement, the mechanical rodless cylinder adopts a polyurethane sealing belt and a dustproof stainless steel belt to be fixed on cylinder covers at two ends of an opening part, and a piston frame penetrates through a groove to connect a piston and a sliding block into a whole. The piston is connected with the sliding block to drive the actuating mechanism fixed on the sliding block to realize reciprocating motion. The cylinder is characterized in that: 1) compared with a common air cylinder, the mounting position of 1/2 can be reduced under the same stroke; 2) an anti-rotation mechanism is not needed; 3) the device is suitable for the cylinder diameter of 10-80 mm, and the maximum stroke can reach 7m when the cylinder diameter is more than or equal to 40 mm; 4) the speed is high, and the standard type can reach 0.1-0.5 m/s; the high speed can reach 0.3-3.0 m/s.

In order to solve the technical problem that the tool magazine extends when the tool changing window 1a is not fully opened, as shown in fig. 8, the following technical solutions are provided:

the automatic door structure further includes:

the distance sensor 4 is arranged on the inner side of the tool magazine door baffle 1, and the output end of the distance sensor 4 faces the output end of the opening and closing driving mechanism 3;

it is specific, detect self and the 3 output distance of actuating mechanism that open and shut through distance sensor 4, when armour formula automatically-controlled door 2 will trade sword window 1a and cover completely, the distance that the 4 output of distance sensor detected armour formula automatically-controlled door 2 and self is the closed condition, when trading sword window 1a and being in the complete open condition, the output that distance sensor 4's output detected armour formula automatically-controlled door 2 and self is the open condition with the distance, distance sensor 4 sends a signal for the controller, the controller is received and is traded sword window 1a and be in the complete open condition, the tool magazine can see through trades sword window 1a and outwards removes.

In order to solve the technical problem of replacing the cutter, as shown in fig. 9, 10 and 11, the following technical scheme is provided:

the utility model provides a overhead traveling crane longmen lathe tool magazine with automatically, still includes:

the machine tool frame 5 is arranged on the inner side of the knife store door baffle plate 1, the machine tool frame 5 is fixedly connected with the knife store door baffle plate 1, and an outer door 5a is arranged on the machine tool frame 5;

the maintenance shifting mechanism 6 is arranged inside the machine frame 5 and fixedly connected with the machine frame, and the working direction of the maintenance shifting mechanism 6 faces the outer door 5 a;

the tool changing and shifting mechanism 7 is arranged inside the machine tool frame 5 and is connected with the machine tool frame in a sliding mode, the working direction of the tool changing and shifting mechanism 7 faces the tool changing window 1a, and the output end of the overhauling and shifting mechanism 6 is connected with the non-working part of the tool changing and shifting mechanism 7;

the station rotating mechanism 8 is arranged at the output end of the tool changing and shifting mechanism 7;

the wheel disc type tool magazine 9 is arranged at the output end of the station rotating mechanism 8;

specifically, when a machining center needs to be subjected to tool changing, the output end of the opening and closing driving mechanism 3 drives the armor type automatic door 2 to open the tool changing window 1a, the tool changing and shifting mechanism 7 starts to work, the output end of the tool changing and shifting mechanism 7 drives the station rotating mechanism 8 to move towards the tool changing window 1a, the station rotating mechanism 8 drives the wheel disc type tool magazine 9 to move along with the wheel disc type tool magazine and penetrate through the tool changing window 1a, when a worker needs to perform tool checking and tool changing on the wheel disc type tool magazine 9, the worker opens the outer door 5a, the station rotating mechanism 8 starts to work, the output end of the station rotating mechanism 8 drives the wheel disc type tool magazine 9 to horizontally rotate by one hundred eighty degrees, then the maintenance and shifting mechanism 6 starts to work, the output end of the maintenance and shifting mechanism 6 drives the tool changing and shifting mechanism 7 to be close to the opened outer door 5a, the tool changing and shifting mechanism 7 drives the wheel disc type tool magazine 9 to move along with the maintenance and shifting mechanism through the station rotating mechanism 8, and the worker overhauls and replaces the wheel disc type tool magazine 9 until the wheel disc type tool magazine 9 moves to the opened outer door 5 a.

In order to solve the technical problem of tool replacement and maintenance of the wheel disc type tool magazine 9, as shown in fig. 13 and 14, the following technical scheme is provided:

the maintenance shift mechanism 6 includes:

a first base 6a which is provided inside the machine frame 5 and fixedly connected thereto;

a first threaded rod 6b, which is arranged on the first base 6a and is rotatably connected with the first base;

the first working block 6c is arranged on the first base 6a and is in sliding connection with the first base, the first threaded rod 6b is in threaded connection with the first working block 6c, and the first working block 6c is connected with the non-working part of the tool changing and shifting mechanism 7;

the first servo motor 6d is arranged on the first base 6a, and the output end of the first servo motor 6d is connected with the first threaded rod 6 b;

specifically, the maintenance and shifting mechanism 6 starts to work, the output end of the first servo motor 6d drives the first threaded rod 6b to rotate, the first threaded rod 6b drives the first working block 6c to move along the first base 6a, and the first working block 6c drives the tool changing and shifting mechanism 7 to move along with the first working block.

Example 2:

as shown in fig. 15, compared to example 1, in this example,

the tool changing and shifting mechanism 7 includes:

a second base 7a which is arranged inside the machine frame 5 and is connected with the machine frame in a sliding way, and one end of the second base 7a is connected with the output end of the maintenance displacement mechanism 6;

a second threaded rod 7b, which is arranged on the second base 7a and is rotatably connected with the second base;

the limiting rods 7c are symmetrically arranged on the second base 7 a;

the second working block 7d is respectively sleeved on the second threaded rod 7b and the limiting rod 7c, the second working block 7d is in threaded connection with the second threaded rod 7b, the second working block 7d is in sliding connection with the limiting rod 7c, and the station rotating mechanism 8 is arranged on the second working block 7 d;

the second servo motor 7e is arranged on the second base 7a, and the output end of the second servo motor 7e is connected with the second threaded rod 7 b;

specifically, the tool changing and shifting mechanism 7 starts to work, the output end of the second servo motor 7e drives the second threaded rod 7b to rotate, the second threaded rod 7b drives the second working block 7d to move along the limiting rod 7c, the second working block 7d drives the station rotating mechanism 8 to move along with the second working block, and the second base 7a is used for fixed support.

As shown in fig. 12, the station rotation mechanism 8 includes:

the support frame 8a is arranged at the output end of the tool changing and shifting mechanism 7 and is fixedly connected with the output end;

the rotating head 8b is arranged on the support frame 8a and is rotatably connected with the support frame, and the wheel disc type tool magazine 9 is arranged on the rotating head 8b and is fixedly connected with the rotating head;

the rotary cylinder 8c is arranged on the support frame 8a, and the output end of the rotary cylinder 8c is connected with the stress end of the rotating head 8 b;

specifically, station rotary mechanism 8 begins work, and rotary cylinder 8 c's output drives and rotates head 8b, and head 8b rotates drives wheel disk tool magazine 9 and rotates one hundred eighty degrees, and support frame 8a is used for the fixed stay, solves the technical problem of angular adjustment when carrying out different operating condition to wheel disk tool magazine 9.

According to the invention, through the arrangement of the tool magazine door baffle 1, the armor type automatic door 2 and the opening and closing driving mechanism 3, the tool magazine and a machine tool can be protected, iron scraps are prevented from splashing into the machine tool, through the arrangement of the armor type automatic door 2, a part of space occupied by a transmission door plate when the transmission door plate is opened can be avoided, the space utilization rate in the machine tool is improved, through the arrangement of the opening and closing driving mechanism 3, the space occupied situation of a driving source to the interior of the machine tool can be reduced, through the arrangement of the distance sensor 4, whether the armor type automatic door 2 is in a completely opened or closed state can be detected, and the collision between the wheel disc type tool magazine 9 and the armor type automatic door 2 caused by manual operation is avoided.

The above is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, it is possible to make several improvements and modifications without departing from the technical principle of the present invention, and these improvements and modifications should also be considered as the protection scope of the present invention.

Claims (10)

1. An automatic door structure, comprising:

the tool changer door comprises a tool changer door baffle (1), wherein a tool changing window (1a) is formed in the surface of the tool changer door baffle (1);

the armored automatic door (2) is arranged on the inner side of the knife house door baffle (1), and the armored automatic door (2) is used for closing and opening the knife changing window (1 a);

the opening and closing driving mechanism (3) is arranged on the inner side of the tool magazine door baffle (1), the output end of the opening and closing driving mechanism (3) is connected with the stress end of the armor type automatic door (2), and the opening and closing driving mechanism (3) is used for driving the armor type automatic door (2) to carry out two working modes.

2. An automatic door structure, according to claim 1, characterized in that the armored automatic door (2) comprises:

the tool magazine door comprises a sliding plate (2a), a guide frame (1b) is arranged on a tool magazine door baffle (1), the guide frames (1b) are symmetrically arranged on two sides of a tool changing window (1a), the sliding plate (2a) is located at the tool changing window (1a), two ends of the sliding plate (2a) are in sliding connection with the guide frame (1b), and the output end of an opening and closing driving mechanism (3) is connected with the sliding plate (2 a);

one end of the folding door group (2b) is connected with the sliding plate (2a), and the other end of the folding door group (2b) is connected with the guide frame (1 b);

the folding door group (2b) comprises:

a plurality of movable plates (2b 1);

a connection column (2b2) disposed at one side of the movable plate (2b1), and the connection column (2b2) is slidably connected with the guide frame (1 b);

the hinge plate (2b3), a plurality of flap plates (2b1) are two by two in a group, two hinge plates (2b3) are connected through the hinge plate (2b3), and two connecting columns (2b2) in a group are far away from each other.

3. An automatic door structure, according to claim 2, characterized in that the armored automatic door (2) further comprises:

the plurality of the barrier strips (2c) are respectively arranged at the joint of the movable plates (2b1) and the joint of the movable plate (2b1) and the knife house door baffle (1).

4. An automatic door structure according to claim 2, characterized in that the opening and closing drive mechanism (3) comprises:

the fixing frame (3a) is arranged on the inner side of the tool magazine door baffle (1), and the fixing frame (3a) is fixedly connected with the tool magazine door baffle (1);

the linear driver (3b) is arranged on the fixed frame (3a), the working direction of the linear driver (3b) is consistent with the arrangement trend of the guide frame (1b), and the linear driver (3b) is fixedly connected with the fixed frame (3 a);

one end of the connecting frame (3c) is connected with the output end of the linear driver (3b), and the other end of the connecting frame (3c) is fixedly connected with the sliding plate (2 a).

5. An automatic door construction according to claim 4, characterized in that the linear actuator (3b) is a mechanical rodless cylinder.

6. The automatic door structure according to claim 1, further comprising:

and the distance sensor (4) is arranged on the inner side of the tool magazine door baffle (1), and the output end of the distance sensor (4) faces the output end of the opening and closing driving mechanism (3).

7. A tool magazine of a crown block gantry machine tool with an automatic door structure, which is characterized by comprising the automatic door structure of any one of claims 1-6, and further comprising:

the machine tool frame (5) is arranged on the inner side of the knife house door baffle (1), the machine tool frame (5) is fixedly connected with the knife house door baffle (1), and an outer door (5a) is arranged on the machine tool frame (5);

the maintenance shifting mechanism (6) is arranged inside the machine tool frame (5) and is fixedly connected with the machine tool frame, and the working direction of the maintenance shifting mechanism (6) faces to the outer door (5 a);

the tool changing and shifting mechanism (7) is arranged inside the machine tool frame (5) and is in sliding connection with the machine tool frame, the working direction of the tool changing and shifting mechanism (7) faces the tool changing window (1a), and the output end of the overhauling and shifting mechanism (6) is connected with the non-working part of the tool changing and shifting mechanism (7);

the station rotating mechanism (8) is arranged at the output end of the tool changing and shifting mechanism (7);

and the wheel disc type tool magazine (9) is arranged at the output end of the station rotating mechanism (8).

8. A tool magazine of a crown and gate machine tool with automatic gate structure, according to claim 7, characterized by the fact that the service displacement mechanism (6) comprises:

a first base (6a) which is arranged inside the machine frame (5) and is fixedly connected with the machine frame;

a first threaded rod (6b) arranged on the first base (6a) and rotatably connected with the first base;

the first working block (6c) is arranged on the first base (6a) and is in sliding connection with the first base, the first threaded rod (6b) is in threaded connection with the first working block (6c), and the first working block (6c) is connected with the non-working part of the tool changing and shifting mechanism (7);

the first servo motor (6d) is arranged on the first base (6a), and the output end of the first servo motor (6d) is connected with the first threaded rod (6 b).

9. A tool magazine of a crown and gate machine tool with automatic gate structure according to claim 7, characterized by that the tool changing and shifting mechanism (7) comprises:

the second base (7a) is arranged inside the machine bed frame (5) and is connected with the machine bed frame in a sliding mode, and one end of the second base (7a) is connected with the output end of the maintenance shifting mechanism (6);

a second threaded rod (7b) which is arranged on the second base (7a) and is rotatably connected with the second base;

the limiting rods (7c) are symmetrically arranged on the second base (7 a);

the second working block (7d) is sleeved on the second threaded rod (7b) and the limiting rod (7c) respectively, the second working block (7d) is in threaded connection with the second threaded rod (7b), the second working block (7d) is in sliding connection with the limiting rod (7c), and the station rotating mechanism (8) is arranged on the second working block (7 d);

and the second servo motor (7e) is arranged on the second base (7a), and the output end of the second servo motor (7e) is connected with the second threaded rod (7 b).

10. A tool magazine with automatic door structure for a crown and gate machine tool, according to claim 7, characterized by the fact that the station rotation mechanism (8) comprises:

the support frame (8a) is arranged at the output end of the tool changing and shifting mechanism (7) and is fixedly connected with the output end;

the rotating head (8b) is arranged on the support frame (8a) and is rotatably connected with the support frame, and the wheel disc type tool magazine (9) is arranged on the rotating head (8b) and is fixedly connected with the rotating head;

and the rotary cylinder (8c) is arranged on the support frame (8a), and the output end of the rotary cylinder (8c) is connected with the stress end of the rotating head (8 b).

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