CN219521382U

CN219521382U - Tool changing mechanism for machining center

Info

Publication number: CN219521382U
Application number: CN202320643829.8U
Authority: CN
Inventors: 樊少敏
Original assignee: Shaanxi Longfuxing Industry Co ltd
Current assignee: Shaanxi Longfuxing Industry Co ltd
Priority date: 2023-03-29
Filing date: 2023-03-29
Publication date: 2023-08-15
Anticipated expiration: 2033-03-29

Abstract

The utility model relates to the technical field of tool changing, in particular to a tool changing mechanism for a machining center, which comprises a frame and a first transverse plate, wherein the first transverse plate is fixedly connected to the inner wall of the frame, the tool changing mechanism is arranged below the first transverse plate, two second through holes are formed in the first transverse plate, a positioning annunciator is fixedly connected to the inner part of the frame, the positioning annunciator is attached to a button, and the button is fixedly connected with one end of a second spring. Through the cooperation between motor, support, slide bar, slider, first spring, diaphragm one and the pneumatic cylinder, the motor drives the support and rotates, and the support drives two lathe tools and rotates, and pneumatic cylinder drive branch downstream, branch and diaphragm two contact to drive diaphragm two downstream, diaphragm two drive lathe tool downstream, tool changing mechanism structure is comparatively simple, and it is comparatively simple to operate when carrying out the tool changing, makes automatic tool changing device structure comparatively simple and tool changing efficiency higher.

Description

Tool changing mechanism for machining center

Technical Field

The utility model relates to the technical field of tool changing, in particular to a tool changing mechanism for a machining center.

Background

The automatic tool changing device of the numerical control machining center can select different tools from the tool magazine according to the actual production and machining requirements to be installed on the main shaft, and automatically completes tool changing actions, so that the working efficiency is improved, and the installation accuracy is increased.

For example, in the automatic tool changing device of the high-speed machining center with the patent number of CN102528508A, a side of a shaft sleeve which is sleeved on a spindle of a tool arm is fixedly connected with a transmission gear, a T-shaped groove with a bottom surface at a certain angle with the axis of the push rod is machined in the middle of a push rod of a tool locking mechanism, a T-shaped pin is installed in the T-shaped groove and inserted into a positioning hole of the spindle of the tool arm, an axial groove which is matched with the shaft neck of the T-shaped pin is arranged on the shaft sleeve, the above-mentioned document still has the defects, the automatic tool changing device of the high-speed machining center in the above-mentioned document is provided with more mechanical mechanisms, more mechanical structures are required to operate during use, tool changing cannot be completed if one of links has problems, and the operation is more troublesome during tool changing, so that the structure of the automatic tool changing device is more complex and the tool changing efficiency is not high.

Disclosure of Invention

The utility model aims to solve the problems of complex structure and low tool changing efficiency of an automatic tool changing device in the prior art, and provides a tool changing mechanism for a machining center.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the utility model provides a tool changing mechanism for machining center, includes frame and diaphragm one, diaphragm one rigid coupling is at the inner wall of frame, diaphragm one's below is provided with tool changing mechanism, diaphragm one's inside is provided with two second through-holes, the inside rigid coupling of frame has the location annunciator, the location annunciator is laminated with the button, the button is fixed continuous with the one end of second spring.

Preferably, the tool changing mechanism comprises a motor and a hydraulic cylinder, wherein the motor is fixedly connected to the upper surface of a first transverse plate, a support is fixedly connected to an output shaft of the motor, a slide bar is fixedly connected to the inside of the support, a slide block is connected to the outer wall of the slide bar in a sliding manner, a first spring is sleeved on the outer wall of the slide bar, two ends of the first spring are fixedly connected with the slide block and the support respectively, a second transverse plate is fixedly connected between the two slide blocks, the hydraulic cylinder is fixedly connected to the inner wall of the frame, and a supporting rod is fixedly connected to the hydraulic rod of the hydraulic cylinder.

Preferably, two first through holes are formed in the support.

Preferably, a turning tool is fixedly connected to the lower surface of the second transverse plate.

Preferably, the bracket is fixedly connected with the other end of the second spring.

The utility model provides a tool changing mechanism for a machining center, which has the beneficial effects that: through the cooperation between motor, support, slide bar, slider, first spring, diaphragm one and the pneumatic cylinder, the motor drives the support and rotates, and the support drives two lathe tools and rotates, and pneumatic cylinder drive branch downstream, branch and diaphragm two contact to drive diaphragm two downstream, diaphragm two drive lathe tool downstream, tool changing mechanism structure is comparatively simple, and it is comparatively simple to operate when carrying out the tool changing, makes automatic tool changing device structure comparatively simple and tool changing efficiency higher.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a cross-sectional view of the structure of the present utility model;

FIG. 3 is a schematic view of the connection of the motor, the bracket and the slide bar in the present utility model;

FIG. 4 is a schematic view of the connection of the slider, the first spring and the cross plate.

In the figure: 1. a frame, 2, a first transverse plate, 3, a tool changing mechanism, 301, a motor, 302, a bracket, 303, a slide bar, 304, a slide block, 305, a first spring, 306, a second transverse plate, 307, hydraulic cylinder, 308, strut, 4, first through hole, 5, lathe tool, 6, second through hole, 7, second spring, 8, button, 9, location annunciator.

Detailed Description

The utility model is further described below with reference to the accompanying drawings:

referring to fig. 1-4: in this embodiment, a tool changing mechanism for machining center, including frame 1 and diaphragm one 2, diaphragm one 2 rigid coupling is provided with tool changing mechanism 3 in the inner wall of frame 1, the below of diaphragm one 2, tool changing mechanism 3 is convenient for carry out the tool changing, the inside of diaphragm one 2 is provided with two second through-holes 6, second through-hole 6 is convenient for branch 308 to pass through, second through-hole 6 is provided with two, according to the processing demand, can install pneumatic cylinder 307 at the opposite side, the lathe tool 5 of the left side of advance, the inside rigid coupling of frame 1 has location annunciator 9, location annunciator 9 laminating with button 8, location annunciator 9 takes place a beep when button 8 and location annunciator 9 laminating, button 8 and the fixed linking of one end of second spring 7.

The tool changing mechanism 3 comprises a motor 301, a support 302, a slide bar 303, a sliding block 304, a first spring 305, a transverse plate II 306 and a hydraulic cylinder 307, wherein the motor 301 is fixedly connected to the upper surface of the transverse plate II 2, the model of the motor 301 is selected according to actual use requirements, the motor 301 is fixedly connected with the support 302, the motor 301 drives the support 302 to rotate, the slide bar 303 is fixedly connected to the inside of the support 302, the sliding block 304 is connected to the outer wall of the sliding bar 303 in a sliding manner, the sliding block 304 drives the outer wall of the sliding bar 303 to slide, the first spring 305 is sleeved on the outer wall of the sliding bar 303, the first spring 305 can drive the sliding block 304 to slide upwards under the elastic effect, two ends of the first spring 305 are fixedly connected with the sliding block 304 and the support 302 respectively, the transverse plate II 306 is fixedly connected between the two sliding blocks 304, the two sliding blocks 304 and the transverse plate II 306 move together, the hydraulic cylinder 307 is fixedly connected to the inner wall of the frame 1, the hydraulic rod of the hydraulic cylinder 307 is fixedly connected with the support 308, the hydraulic cylinder 307 drives the support 308 to move, the support 302 is internally provided with two first through holes 4, the support 308 is convenient for the support 308 to pass through the sliding bar, the lower surface of the sliding block 306 is fixedly connected with the support 5, the second support 5 is fixedly connected with the transverse plate 306, and the other end of the second spring 302 is fixedly connected with the other end of the spring 7, and the actual requirements can be fixedly connected with the spring 7, and the model of the machine is required to move according to the model 7.

Working principle:

when the tool changing mechanism for the machining center is used, the frame 1 is installed at a corresponding position on the machining center, when a tool is required to be changed, the motor 301 is started, the motor 301 drives the bracket 302 to rotate, the bracket 302 drives the two turning tools 5 to rotate, when the button 8 is in contact with the positioning annunciator 9, the positioning annunciator 9 generates short buzzing sound, at the moment, the first through hole 4 above the turning tools 5 corresponds to the second through hole 6, the motor 301 is closed, the hydraulic cylinder 307 is started, the hydraulic cylinder 307 drives the supporting rod 308 to move downwards, the supporting rod 308 contacts the diaphragm II 306 and drives the diaphragm II 306 to move downwards, the two sliding blocks 304 slide on the outer wall of the sliding rod 303, the first spring 305 is compressed, the diaphragm II 306 drives the turning tools 5 to move downwards, the turning tools 5 extend out of the frame 1, the turning tools 5 are used for the machining center, the tool changing mechanism 3 is simple in structure, and operation is simple when the tool is changed, the automatic tool changing device is simple in structure, and high in tool changing efficiency.

While the utility model has been shown and described with reference to a preferred embodiment, it will be understood by those of ordinary skill in the art that various changes in form and details may be made therein without departing from the scope of the utility model.

Claims

1. The utility model provides a tool changing mechanism for machining center, includes frame (1) and diaphragm one (2), diaphragm one (2) rigid coupling is at the inner wall of frame (1), its characterized in that: the automatic cutter changing device is characterized in that a cutter changing mechanism (3) is arranged below the first transverse plate (2), two second through holes (6) are formed in the first transverse plate (2), a positioning annunciator (9) is fixedly connected to the frame (1), the positioning annunciator (9) is attached to a button (8), and the button (8) is fixedly connected with one end of a second spring (7).

2. The tool changing mechanism for a machining center according to claim 1, wherein: the tool changing mechanism (3) comprises a motor (301) and a hydraulic cylinder (307), wherein the motor (301) is fixedly connected to the upper surface of a transverse plate I (2), a support (302) is fixedly connected to an output shaft of the motor (301), a sliding rod (303) is fixedly connected to the inside of the support (302), a sliding block (304) is slidably connected to the outer wall of the sliding rod (303), a first spring (305) is sleeved on the outer wall of the sliding rod (303), two ends of the first spring (305) are fixedly connected with the sliding block (304) and the support (302) respectively, a transverse plate II (306) is fixedly connected between the two sliding blocks (304), the hydraulic cylinder (307) is fixedly connected to the inner wall of the frame (1), and a supporting rod (308) is fixedly connected to the hydraulic rod of the hydraulic cylinder (307).

3. A tool changing mechanism for a machining center according to claim 2, wherein: two first through holes (4) are formed in the bracket (302).

4. A tool changing mechanism for a machining center according to claim 2, wherein: a turning tool (5) is fixedly connected to the lower surface of the second transverse plate (306).

5. A tool changing mechanism for a machining center according to claim 2, wherein: the bracket (302) is fixedly connected with the other end of the second spring (7).