Automatic tool changing device of vertical machining center

Abstract

The utility model relates to the technical field of automatic tool changing equipment, and discloses an automatic tool changing device of a vertical machining center, which comprises a box body, a movable door is hinged outside the box body, and a replacing mechanism is arranged inside the box body. According to the automatic tool changing device of the vertical machining center, by arranging the replacing mechanism, when the machining center prepares to change tools, a controller is used for automatically controlling an electric sliding table to move leftwards to a placing hole vacant position on a rotating frame at a proper position, and an original tool is put down through power failure of a silicon steel sheet and sliding of an electric clamping jaw; the electric rotary table rotates to a certain angle, a new tool is rotated to the position below the electric telescopic rod, the electric clamping jaw slides to clamp the new tool, the silicon steel sheet is powered on to be matched with the permanent magnet in the tool, the new tool is attracted and then fixed, and finally the electric sliding table slides the new tool to a proper position to machine an object. And butt joint installation is convenient, durability is achieved, and repairing is easy.

Description

Technical Field

[0001] The utility model relates to the technical field of automatic tool changing equipment, in particular to an automatic tool changing device for a vertical machining center. Background Art

[0002] The machining center is a highly automated multifunctional CNC machine tool with a tool magazine and automatic tool changing device. After the workpiece is clamped once on the machining center, the digital control system can control the machine tool according to different processes, automatically select and replace tools, automatically change the machine tool spindle speed, feed rate and the movement trajectory of the tool relative to the workpiece and other auxiliary functions, and complete multiple processes on several surfaces of the workpiece in sequence. It also has a variety of tool changing or tool selection functions, thereby greatly improving production efficiency. With the development of industry, the automatic tool changing device of the vertical machining center has become an indispensable device in the vertical machining center.

[0003] The automatic tool changing devices currently on the market are mainly modified for the programming of the manipulator. The existing automatic tool changing devices are generally composed of a manipulator, a tool magazine and a rotating rod. When the tool needs to be changed, the programmed manipulator picks up the required tool, installs it on the rotating rod for docking, and then processes the object. However, nowadays, automatic tool changing devices all use a mechanical arm to change tools. The use of a mechanical arm is costly, and the mechanical arm is easy to break and difficult to repair. Therefore, an automatic tool changing device for a vertical machining center is proposed, which has a turntable tool magazine, is easy to dock and install, and is durable and easy to repair. Utility Model Content

[0004] In view of the deficiencies in the prior art, the utility model provides an automatic tool changing device for a vertical machining center, which has the advantages of a turntable tool magazine, convenient docking and installation, durability and easy repair. It solves the problem that current automatic tool changing devices all use mechanical arms to change tools, which has high costs and is easy to break and difficult to repair.

[0005] In order to achieve the above-mentioned purpose of a rotary tool magazine that is easy to dock and install, durable and easy to repair, the utility model provides the following technical solutions: an automatic tool changing device for a vertical machining center, comprising a box body, a movable door is hinged on the outside of the box body, and a replacement mechanism is arranged inside the box body;

[0006] The replacement mechanism includes an electric turntable, a fixed rod, a rotating frame, a tool, an electric slide, an electric telescopic rod, a silicon steel sheet, an electric clamp and a controller. The electric turntable is fixedly installed on the inner bottom wall of the box body, the fixed rod is fixedly installed on the top of the electric turntable, the rotating frame is fixedly installed on the outside of the fixed rod, a tool is arranged on the outside of the rotating frame, the electric slide is fixedly installed on the top of the box body, the electric telescopic rod is fixedly installed on the outside of the electric slide, the silicon steel sheet is fixedly installed on the bottom of the electric telescopic rod, two electric clamps are arranged on the bottom of the electric telescopic rod, and the controller is fixedly installed on the outside of the box body.

[0007] Furthermore, grooves are provided inside the two electric clamps, and the two electric clamps are both in the shape of arc blocks.

[0008] Furthermore, a clamping block adapted to the two grooves is fixedly mounted on the top of the tool.

[0009] Furthermore, the rotating frame is in a circular ring shape, and twenty placement holes are opened inside the rotating frame, and the twenty placement holes are evenly opened along the circular arc rotating frame.

[0010] Furthermore, a motor is fixedly installed inside the electric telescopic rod.

[0011] Furthermore, the controller is electrically connected to the electric turntable, the electric slide, the electric telescopic rod, the silicon steel sheet and the electric clamp through wires.

[0012] Compared with the prior art, the technical solution of this application has the following beneficial effects:

[0013] The automatic tool changing device of the vertical machining center is set up with a replacement mechanism. When the machining center is ready to change the tool, it is automatically controlled by the controller, and the electric slide moves to the left to the vacant position of the placement hole on the rotating frame at the appropriate position. The original tool is put down by cutting off the power of the silicon steel sheet and sliding the electric clamp. The electric turntable is rotated to a certain angle, and the new tool is rotated to the bottom of the electric telescopic rod. The electric clamp slides to clamp the new tool, and the silicon steel sheet is energized to cooperate with the permanent magnet inside the tool to suck the new tool in and fix it. Finally, the electric slide slides the new tool to the appropriate position to process the object. The replacement mechanism has a turntable tool magazine, which is easy to connect and install, durable and easy to repair. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a three-dimensional diagram of the structure of the utility model;

[0015] Figure 2 This is a front sectional view of the structure of the utility model;

[0016] Figure 3 The utility model structure Figure 2Enlarged view of point A in the middle.

[0017] In the figure: 1, box body; 2, movable door; 3, replacement mechanism; 301, electric turntable; 302, fixed rod; 303, rotating frame; 304, tool; 305, electric slide; 306, electric telescopic rod; 307, silicon steel sheet; 308, electric clamp; 309, controller. DETAILED DESCRIPTION

[0018] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0019] See also Figure 1-3 In this embodiment, an automatic tool changing device for a vertical machining center includes a box body 1, a movable door 2 is hingedly connected to the outside of the box body 1, and a replacement mechanism 3 is arranged inside the box body 1;

[0020] The replacement mechanism 3 includes an electric turntable 301, a fixed rod 302, a rotating frame 303, a tool 304, an electric slide 305, an electric telescopic rod 306, a silicon steel sheet 307, an electric clamp 308 and a controller 309. The electric turntable 301 is fixedly installed on the inner bottom wall of the box body 1, the fixed rod 302 is fixedly installed on the top of the electric turntable 301, the rotating frame 303 is fixedly installed on the outside of the fixed rod 302, the tool 304 is arranged on the outside of the rotating frame 303, the electric slide 305 is fixedly installed on the top of the box body 1, the electric telescopic rod 306 is fixedly installed on the outside of the electric slide 305, the silicon steel sheet 307 is fixedly installed on the bottom of the electric telescopic rod 306, two electric clamps 308 are arranged on the bottom of the electric telescopic rod 306, and the controller 309 is fixedly installed on the outside of the box body 1.

[0021] In the case implementation, grooves are opened inside the two electric clamps 308, and the shape of the two electric clamps 308 is an arc block. The top of the tool 304 is fixedly installed with a clamping block adapted to the two grooves. By setting the grooves, arc-shaped electric clamps 308 and the clamping blocks, the electric clamps 308 can clamp the new tool 304 after sliding. The grooves and the clamping blocks clamp the tool 304, which is conducive to stabilizing the tool 304 and facilitating processing.

[0022] In the case implementation, a motor is fixedly installed inside the electric telescopic rod 306. By setting the motor, after replacing the new tool 304, it can provide rotational power for processing the workpiece.

[0023] In the case implementation, the rotating frame 303 is in a circular ring shape, and twenty placement holes are opened inside the rotating frame 303. The twenty placement holes are evenly opened along the arc-shaped rotating frame 303. By setting up twenty placement holes, various tools 304 can be placed in the ten placement holes on the rotating frame 303, so that a variety of workpieces of different shapes can be processed.

[0024] In the case implementation, the controller 309 is electrically connected to all the electronic components in this patent through wires, so that all the electronic components in this patent are controlled by operating the controller 309.

[0025] When implementing, follow these steps:

[0026] 1) When the machining center is ready to change the tool, the electric telescopic rod 306 automatically controls the controller 309 to lift the tool 304 to a height higher than the rotating frame 303;

[0027] 2) Then the electric slide 305 moves to the left to the vacant position of the placement hole on the rotating frame 303 at the appropriate position, and the original tool 304 is put down by cutting off the power of the silicon steel sheet 307 and sliding the electric clamp 308;

[0028] 3) The electric telescopic rod 306 is retracted upward, the electric turntable 301 is rotated to a certain angle, and the new tool 304 is rotated to the bottom of the electric telescopic rod 306;

[0029] 4) Finally, the electric clamp 308 slides to clamp the new tool 304, the silicon steel sheet 307 is energized to cooperate with the permanent magnet inside the tool 304 to fix the new tool 304, and the electric slide 305 slides the new tool 304 to a suitable position to process the object.

[0030] To sum up, the automatic tool changing device of the vertical machining center is set up with a replacement mechanism 3. When the machining center is ready to change the tool, it is automatically controlled by the controller 309, and the electric slide 305 moves to the left to the vacant position of the placement hole on the rotating frame 303 at a suitable position, and the old tool 304 is put down by cutting off the power of the silicon steel sheet 307 and sliding the electric clamp 308. The electric turntable 301 is rotated to a certain angle, and the new tool 304 is rotated to the bottom of the electric telescopic rod 306. The electric clamp 308 slides to clamp the new tool 304, and the silicon steel sheet 307 is energized to cooperate with the permanent magnet inside the tool 304, so that the new tool 304 is sucked in and fixed. Finally, the electric slide 305 slides the new tool 304 to a suitable position to process the object. The replacement mechanism 3 has a turntable tool magazine, which is convenient for docking and installation, durable and easy to repair.

[0031] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions, the elements defined by the sentence "comprise a ..." do not exclude the existence of other identical elements in the process, method, article or device including the elements.

[0032] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. An automatic tool changing device for a vertical machining center, comprising a box (1), characterized in that: The outside of the box (1) is hinged with a movable door (2), and the inside of the box (1) is provided with a replacement mechanism (3); The replacement mechanism (3) comprises an electric turntable (301), a fixed rod (302), a rotating frame (303), a tool (304), an electric slide (305), an electric telescopic rod (306), a silicon steel sheet (307), an electric clamp (308) and a controller (309); the electric turntable (301) is fixedly mounted on the inner bottom wall of the box body (1); the fixed rod (302) is fixedly mounted on the top of the electric turntable (301); and the outer part of the fixed rod (302) is fixedly mounted with a turntable. A rotating frame (303) is provided with a tool (304) on the outside of the rotating frame (303); an electric slide (305) is fixedly installed on the top of the box body (1); an electric telescopic rod (306) is fixedly installed on the outside of the electric slide (305); a silicon steel sheet (307) is fixedly installed on the bottom of the electric telescopic rod (306); two electric clamps (308) are provided on the bottom of the electric telescopic rod (306); and a controller (309) is fixedly installed on the outside of the box body (1).

2. The automatic tool changing device for a vertical machining center according to claim 1, characterized in that: The insides of the two electric clamps (308) are both provided with grooves, and the shapes of the two electric clamps (308) are both arc-shaped blocks.

3. The automatic tool changing device for a vertical machining center according to claim 2, characterized in that: A clamping block adapted to the two grooves is fixedly mounted on the top of the cutter (304).

4. The automatic tool changing device for a vertical machining center according to claim 1, characterized in that: The rotating frame (303) is in the shape of a ring. Twenty placement holes are opened inside the rotating frame (303). The twenty placement holes are evenly opened along the arc-shaped rotating frame (303).

5. The automatic tool changing device for a vertical machining center according to claim 1, characterized in that: A motor is fixedly installed inside the electric telescopic rod (306).

6. The automatic tool changing device for a vertical machining center according to claim 1, characterized in that: The controller (309) is electrically connected to the electric turntable (301), the electric slide (305), the electric telescopic rod (306), the silicon steel sheet (307) and the electric clamp (308) through wires.

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