CN212095440U

CN212095440U - Rotary tool magazine structure

Info

Publication number: CN212095440U
Application number: CN202020717196.7U
Authority: CN
Inventors: 赵熹
Original assignee: Shaanxi Institute of Technology
Current assignee: Shaanxi Institute of Technology
Priority date: 2020-04-30
Filing date: 2020-04-30
Publication date: 2020-12-08
Anticipated expiration: 2030-04-30

Abstract

The utility model relates to a rotary tool magazine structure, which comprises a rotating shaft vertically arranged on a support body and a driving mechanism I for intermittent rotation of the rotating shaft, wherein a disc type tool magazine body is fixed on the top of the rotating shaft in a sleeved mode, an ejection structure for pushing a tool out of a tool mounting hole of the disc type tool magazine body is arranged on the support body below the disc type tool magazine body, and a tool changing structure is also arranged on the support body in the circumferential direction of the disc type tool magazine body; the tool changing structure comprises a telescopic structure I vertically arranged on a support body, a steering engine with an output shaft vertically arranged is arranged at the top of the telescopic structure I, a telescopic structure II is fixed on the output shaft of the steering engine, and a clamping structure for clamping a tool is arranged at the end of a telescopic end of the telescopic structure II. The tool changing structure of the device has the advantages of small action range, simple structure and worth of popularization.

Description

Rotary tool magazine structure

Technical Field

The utility model relates to a mechanical automation equipment technical field, in particular to rotation type tool magazine structure.

Background

The tool magazine structure of the machine tool is a tool changing structure used for realizing tool storage and tool changing requirements between the tool magazine and a machine tool spindle, changes the traditional production mode mainly based on human, can finish various different processing requirements such as milling, drilling, boring, tapping and the like by means of control of a computer program, greatly shortens the processing time course, reduces the production cost, and is the greatest characteristic of the tool magazine structure.

At present, the tool changing structure who adopts, it mainly changes the cutter with the manipulator, the manipulator has nimble stability, advantages such as reliable rapidly, when carrying out the tool changing to the drilling tool of diameter variation in size in the tool magazine, because the structure of drilling tool is rectangular shape, when the drilling tool was taken out from the tool mounting hole of tool magazine to the manipulator, the manipulator need remove great space, and the less lathe of some structural space is not suitable for the manipulator and carries out the tool changing action as the tool changing structure, consequently, need provide a tool changing structure, make it can avoid the action by a wide margin at the during operation, reduce the space that the tool changing structure occupied.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a rotation type tool magazine structure lies in the improvement to tool magazine tool changing structure.

The technical scheme of the utility model is that: the tool magazine comprises a rotating shaft vertically arranged on a support body and a driving mechanism for driving the rotating shaft to rotate intermittently, wherein a disc type tool magazine body is fixedly sleeved on the top of the rotating shaft, an ejection structure for pushing a tool out of a tool mounting hole of the disc type tool magazine body is arranged on the support body below the disc type tool magazine body, and a tool changing structure is also arranged on the support body in the circumferential direction of the disc type tool magazine body;

the tool changing structure comprises a telescopic structure I vertically arranged on a support body, a steering engine with an output shaft vertically arranged is arranged at the top of the telescopic structure I, a telescopic structure II is fixed on the output shaft of the steering engine, and a clamping structure for clamping a tool is arranged at the end of a telescopic end of the telescopic structure II.

Preferably, the driving mechanism comprises a stepping motor fixed on the support body, an output shaft of the stepping motor is sleeved and fixed with a bevel gear I, the bevel gear I is meshed with a bevel gear II, the bevel gear II is sleeved and fixed in the middle of the rotating shaft, and the lower end of the rotating shaft is sleeved and fixed in a mounting groove formed in the support body through a bearing.

Preferably, the ejection structure comprises a vertically arranged electric push rod, and a rubber push block is arranged at the telescopic end of the electric push rod.

Preferably, the clamping structure comprises a C-shaped metal elastic sheet, a rubber layer is arranged on an inner ring of the metal elastic sheet, and one end of the metal elastic sheet, which deviates from the opening end, is fixed with the telescopic end of the telescopic structure II.

Preferably, both ends of the metal elastic sheet are provided with guide pieces, and one ends of the two guide pieces departing from the metal elastic sheet are far away from the metal elastic sheet.

Preferably, the telescopic structure I and the telescopic structure II both adopt hydraulic cylinders.

The utility model has the advantages that:

1. the utility model provides a pair of rotary tool magazine structure can use on a large scale.

2. The utility model provides a pair of rotary tool magazine structure, promote the cutter through electric putter, simultaneously extending structure II stretches out clamping structure's C shape metal elastic sheet with the cutter centre gripping, at this moment extending structure I work takes out the cutter from the cutter mounting hole completely, the steering wheel drives clamping structure and rotates and install to lathe main shaft below, compare with manipulator operating range, clamping structure's displacement has reduced electric putter and has promoted the length part that the cutter came out from the cutter mounting hole, clamping structure's action scope compares the action scope of manipulator littleer promptly, the tool changing structure action scope of this application file is little promptly, moreover, the steam generator is simple in structure, and is worth promoting.

Drawings

Fig. 1 is a schematic structural view of the overall structure of the present invention;

fig. 2 is a schematic structural diagram of the clamping structure of the present invention.

Detailed Description

An embodiment of the present invention will be described in detail with reference to fig. 1 to 2, but it should be understood that the scope of the present invention is not limited by the embodiment.

As shown in fig. 1, the embodiment of the utility model provides a rotary tool magazine structure, including vertical pivot 7 and the drive pivot 7 intermittent type pivoted actuating mechanism 6 of setting on the supporter, the top suit of pivot 7 is fixed with disc tool magazine body 8, is provided with the ejecting structure that is used for releasing cutter 82 from the cutter mounting hole 81 of disc tool magazine body 8 on the supporter of disc tool magazine body 8 below, still is provided with the tool changing structure on the supporter of disc tool magazine body 8 circumference.

The tool changing structure comprises a telescopic structure I4 vertically arranged on a support body, a steering engine 3 with an output shaft vertically arranged is arranged at the top of the telescopic structure I4, a telescopic structure II2 is fixed on the output shaft of the steering engine 3, and a clamping structure 21 for clamping a tool is arranged at the end part of a telescopic end of the telescopic structure II 2.

Further, the driving mechanism 6 comprises a stepping motor 61 fixed on the support body, an output shaft of the stepping motor 61 is sleeved and fixed with a bevel gear I62, a bevel gear I62 is meshed with a bevel gear II63, a bevel gear II63 is sleeved and fixed in the middle of the rotating shaft 7, and the lower end of the rotating shaft 7 is sleeved and fixed in a mounting groove formed in the support body through a bearing.

Further, the ejection structure comprises an electric push rod 5 vertically arranged, and in order to avoid the blade part of the cutter being worn when the cutter 82 is pushed, a rubber push block 51 is arranged at the telescopic end of the electric push rod 5.

Further, one of the structural forms of the clamping structure 21 includes a C-shaped metal elastic sheet 211, and in order to avoid wear of the cutter, a rubber layer 213 is disposed on an inner ring of the metal elastic sheet 211, and an end of the metal elastic sheet 211 facing away from the open end and an expansion end of the expansion structure II2 are fixed.

Further, in order to ensure that the tool 82 smoothly enters the inner ring of the C-shaped metal elastic sheet 211 for clamping, guide pieces 212 are arranged at two ends of the metal elastic sheet 211, and one ends of the two guide pieces 212 departing from the metal elastic sheet 211 are far away from each other.

Furthermore, hydraulic cylinders are selected for the telescopic structure I4 and the telescopic structure II 2.

Principle of operation

When the device is in a working state, the cutter 82 is pushed to move upwards by the electric push rod until the cutter 82 is exposed for a certain distance, on one hand, the clamping mechanism 21 is convenient to clamp, on the other hand, the action distance of the clamping mechanism 21 is reduced, meanwhile, the telescopic structure II2 extends out to push the metal elastic sheet 211 of the clamping mechanism 21 to clamp the cutter 82, wherein only the diameters of the drill cutters in the tool magazine are different, preferably, the metal elastic sheet 211 is matched with the drill cutter with the minimum diameter in a normal state, namely, the opening of the C-shaped metal elastic sheet on the clamping mechanism is firstly propped against the cutter 82, as the metal elastic sheet 211 has elasticity, the cutter 82 is pressed into the inner ring of the metal elastic sheet 211, at the moment, the telescopic structure I4 works to completely take the cutter 82 out of the cutter mounting hole 81, namely, the telescopic structure I4 is stretched to completely take the cutter 82 out of the cutter, then the steering engine 3 works to drive the clamping structure 21 to rotate to the lower part of the machine tool main shaft 1 for installation.

To sum up, the embodiment of the utility model provides a pair of rotation type tool magazine structure compares with manipulator operating range, and clamping structure's displacement has reduced the length part that electric putter promoted the cutter and come out from the cutter mounting hole, and clamping structure's action scope compares the action scope of manipulator littleer promptly, consequently, has reduced clamping mechanism's action distance, and tool changing structure action scope is little promptly, and simple structure is worth promoting.

The above disclosure is only for a few specific embodiments of the present invention, however, the present invention is not limited to the embodiments, and any changes that can be considered by those skilled in the art shall fall within the protection scope of the present invention.

Claims

1. The rotary tool magazine structure is characterized by comprising a rotating shaft (7) vertically arranged on a support body and a driving mechanism (6) for driving the rotating shaft (7) to rotate intermittently, wherein a disc type tool magazine body (8) is fixedly sleeved on the top of the rotating shaft (7), an ejection structure for ejecting a tool (82) from a tool mounting hole (81) of the disc type tool magazine body (8) is arranged on the support body below the disc type tool magazine body (8), and a tool changing structure is also arranged on the support body in the circumferential direction of the disc type tool magazine body (8);

the tool changing structure comprises a telescopic structure I (4) vertically arranged on a support body, a steering engine (3) with an output shaft vertically arranged is arranged at the top of the telescopic structure I (4), a telescopic structure II (2) is fixed on the output shaft of the steering engine (3), and a clamping structure (21) for clamping a tool is arranged at the end part of a telescopic end of the telescopic structure II (2).

2. The rotary tool magazine structure as claimed in claim 1, wherein the driving mechanism (6) comprises a stepping motor (61) fixed on the supporting body, an output shaft of the stepping motor (61) is sleeved and fixed with a bevel gear I (62), the bevel gear I (62) is meshed with a bevel gear II (63), the bevel gear II (63) is sleeved and fixed in the middle of the rotating shaft (7), and the lower end of the rotating shaft (7) is sleeved and fixed in a mounting groove formed on the supporting body through a bearing.

3. The rotary tool magazine structure as claimed in claim 1, wherein the ejection structure comprises a vertically arranged electric push rod (5), and a rubber push block (51) is arranged at the telescopic end of the electric push rod (5).

4. The rotary tool magazine structure of claim 1, wherein the clamping structure (21) comprises a C-shaped metal spring (211), a rubber layer (213) is arranged on an inner ring of the metal spring (211), and one end of the metal spring (211) facing away from the opening end is fixed to the telescopic end of the telescopic structure II (2).

5. The rotary tool magazine structure as claimed in claim 4, wherein two ends of the metal spring piece (211) are provided with guide pieces (212), and one ends of the two guide pieces (212) departing from the metal spring piece (211) are arranged away from each other.

6. The rotary tool magazine structure of claim 1, wherein the telescopic structures I (4) and II (2) are hydraulic cylinders.