CN223749128U - Tool changing mechanism for machining center - Google Patents
Tool changing mechanism for machining centerInfo
- Publication number
- CN223749128U CN223749128U CN202423105842.1U CN202423105842U CN223749128U CN 223749128 U CN223749128 U CN 223749128U CN 202423105842 U CN202423105842 U CN 202423105842U CN 223749128 U CN223749128 U CN 223749128U
- Authority
- CN
- China
- Prior art keywords
- tool changing
- movable plate
- mounting plate
- rotary
- frame
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- Automatic Tool Replacement In Machine Tools (AREA)
Abstract
The utility model relates to a tool changing mechanism for a machining center, which comprises a frame, wherein the front surface of the frame is connected with a tool magazine, one side of the top of the back surface of the frame is provided with one end of a supporting rod, the other end of the supporting rod is rotatably connected with one end of a mounting plate, a first rotary driving mechanism connected with the mounting plate is arranged on the frame, the front surface of the mounting plate is slidably connected with a movable plate through a horizontal sliding rail, a translation driving mechanism for driving the movable plate to slide is arranged on the mounting plate, the front surface of the movable plate is connected with a rotary tool changing arm, the front surface of the movable plate is vertically provided with two side plates, the main body part of the rotary tool changing arm is rotatably connected between the two side plates through a pin shaft, and a second rotary driving mechanism for driving the rotary tool changing arm to rotate is arranged on the movable plate. The tool changing mechanism can be matched with a tool magazine arranged on the side face of the machine tool for use, and the defect that in the prior art, the tool changing arm is fixed in position and cannot take tools from other directions is avoided.
Description
Technical Field
The utility model relates to the technical field of tool changing arms, in particular to a tool changing mechanism for a machining center.
Background
The numerical control milling machine is automatic processing equipment developed on the basis of a general milling machine, the processing technology of the numerical control milling machine and the processing technology of the numerical control milling machine are basically the same, the structure of the numerical control milling machine is similar, the numerical control milling machine is divided into two main types of a numerical control milling machine without a tool magazine and a numerical control milling machine with a tool magazine, wherein the numerical control milling machine with the tool magazine is also called a processing center, and the processing center has the advantages of strong adaptability, high processing precision, stable processing quality, high production efficiency and the like. Along with the improvement of cutting speed and the continuous shortening of cutting time, the requirement on tool changing time is gradually improved, in the prior art, old tools on a machine tool are taken down through a rotary tool changing arm, new tools at a tool taking edge on a tool magazine are taken out, new and old tools are changed in position, the tool changing can be realized, the rotary tool changing arm is fixed in most positions, the tool magazine is generally arranged on the front surface of a machine tool for facilitating tool changing, but when a plurality of large tool magazines are encountered, the tool magazine is arranged on the side surface of the machine tool for attractive appearance and space saving, a certain distance exists between the tool magazine and the machine tool, and the tool changing arm cannot directly take the tools out of the tool magazine.
Disclosure of utility model
The utility model mainly aims to provide a tool changing mechanism for a machining center, wherein a first cylinder drives a mounting plate to rotate around a vertical direction, and a servo motor drives a movable plate to transversely slide, so that a rotary tool changing arm is moved between a machine tool and a tool magazine arranged on the side surface of the machine tool, and the situation that in the prior art, the tool changing arm is fixed in position, and the tool magazine is arranged on the side surface of the machine tool or can not change tools when the tool magazine is far away from the machine tool is avoided.
The tool changing mechanism for the machining center comprises a frame, wherein the front face of the frame is connected with a tool magazine, one end of a supporting rod is arranged on one side of the top of the back face of the frame, the other end of the supporting rod is rotatably connected with one end of a mounting plate, a first rotary driving mechanism connected with the mounting plate is arranged on the frame, the front face of the mounting plate is slidably connected with a movable plate through a horizontal sliding rail, a translation driving mechanism for driving the movable plate to slide is arranged on the mounting plate, the front face of the movable plate is connected with a rotary tool changing arm, two side plates are vertically arranged on the front face of the movable plate, a main body part of the rotary tool changing arm is rotatably connected between the two side plates through a pin shaft, and a second rotary driving mechanism for driving the rotary tool changing arm to rotate is arranged on the movable plate.
Preferably, the translation driving mechanism comprises a rack horizontally arranged on the mounting plate, a servo motor is fixed on the movable plate, and the output end of the servo motor is connected with a gear meshed with the rack.
Preferably, the first rotary driving mechanism comprises a first air cylinder, a connecting block is fixed on the back of the frame, one end of the first air cylinder is rotatably connected with the connecting block through a hinge, and a push rod of the first air cylinder is rotatably connected with the side face of the mounting plate through a hinge.
Preferably, the second rotary driving mechanism comprises a second air cylinder, two clamping blocks are arranged on the front face of the movable plate, a cylinder body of the second air cylinder is rotatably connected between the two clamping blocks through a pin shaft, and a second air cylinder ejector rod is rotatably connected to one side of the rotary tool changing arm main body through a hinge.
The technical scheme has the advantages that the first cylinder drives the mounting plate to rotate around the vertical direction, and the servo motor drives the movable plate to transversely slide, so that the rotary conversion tool arm is moved between the machine tool and the tool magazine arranged on the side surface of the machine tool, and the situation that the tool cannot be changed when the tool magazine is arranged on the side surface of the machine tool or far away from the machine tool in the prior art is avoided.
Drawings
Fig. 1 is a layout diagram of a tool changing mechanism for a machining center according to an embodiment in operation.
Fig. 2 is a schematic structural view of the mounting plate.
Fig. 3 is a schematic view of a movable plate structure.
The figures represent the numbers:
1. The rotary tool changing device comprises a frame, 2, a supporting rod, 3, a mounting plate, 4, a movable plate, 5, a rotary tool changing arm, 6, a side plate, 7, a rack, 8, a servo motor, 9, a first cylinder, 10, a connecting block, 11, a second cylinder, 12 and a clamping block.
Detailed Description
The present utility model will be described in further detail with reference to specific examples.
Examples:
As shown in fig. 1 to 3, the tool changing mechanism for the machining center of the utility model comprises a frame 1, wherein the front surface of the frame 1 is connected with a tool magazine, one end of a supporting rod 2 is arranged on one side of the top of the back surface of the frame 1, one end of a mounting plate 3 is rotatably connected with the other end of the supporting rod 2, a first rotary driving mechanism connected with the mounting plate 3 is arranged on the frame 1, a movable plate 4 is slidably connected on the front surface of the mounting plate 3 through a horizontal sliding rail, a translation driving mechanism for driving the movable plate 4 to slide is arranged on the mounting plate 3, a rotary tool changing arm 5 is connected on the front surface of the movable plate 4, two side plates 6 are vertically arranged on the front surface of the movable plate 4, a main body part of the rotary tool changing arm 5 is rotatably connected between the two side plates 6 through a pin shaft, and a second rotary driving mechanism for driving the rotary tool changing arm 5 to rotate is arranged on the movable plate 4.
The translation driving mechanism comprises a rack 7 horizontally arranged on the mounting plate 3, a servo motor 8 is fixed on the movable plate 4, and the output end of the servo motor 8 is connected with a gear meshed with the rack 7.
The first rotary driving mechanism comprises a first air cylinder 9, a connecting block 10 is fixed on the back of the frame 1, one end of the first air cylinder 9 is rotatably connected with the connecting block 10 through a hinge, and a push rod of the first air cylinder 9 is rotatably connected to the side face of the mounting plate 3 through a hinge.
The second rotary driving mechanism comprises a second air cylinder 11, two clamping blocks 12 are arranged on the front face of the movable plate 4, a cylinder body of the second air cylinder 11 is rotatably connected between the two clamping blocks 12 through a pin shaft, and a push rod of the second air cylinder 11 is rotatably connected to one side of the main body of the rotary tool changing arm 5 through a hinge.
When a cutter needs to be replaced, the ejector rod of the first air cylinder 9 contracts, the mounting plate 3 is pulled to rotate clockwise to be transverse, the servo motor 8 drives the gear to rotate, the movable plate 4 is driven to slide leftwards, the cutter holder on the left side of the rotary cutter changing arm 5 approaches to the cutter magazine, a new cutter is taken out under the driving of the rotary cutter changing arm 5, the first air cylinder 9 resets, the mounting plate 3 is driven to rotate longitudinally, the servo motor 8 reverses, the rotary cutter changing arm 5 is driven to approach to a machine tool, the ejector rod of the second air cylinder 11 stretches out, the rotary cutter changing arm 5 is driven to rotate clockwise, the axial direction of the cutter is driven to be vertical, and the two cutter holder positions of the new cutter and the old cutter are driven to be interchanged by the rotary cutter changing arm 5, so that the new cutter is mounted on the machine tool.
What has been described above is merely some embodiments of the present utility model. It will be apparent to those skilled in the art that various modifications and improvements can be made without departing from the spirit of the utility model.
Claims (4)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202423105842.1U CN223749128U (en) | 2024-12-16 | 2024-12-16 | Tool changing mechanism for machining center |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202423105842.1U CN223749128U (en) | 2024-12-16 | 2024-12-16 | Tool changing mechanism for machining center |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN223749128U true CN223749128U (en) | 2026-01-02 |
Family
ID=98210325
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202423105842.1U Active CN223749128U (en) | 2024-12-16 | 2024-12-16 | Tool changing mechanism for machining center |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN223749128U (en) |
-
2024
- 2024-12-16 CN CN202423105842.1U patent/CN223749128U/en active Active
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Legal Events
| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |