Automatic tool changing device of vertical numerical control machine tool

Abstract

The utility model relates to the technical field of numerical control machine tool components, and discloses an automatic tool changing device of a vertical numerical control machine tool, which comprises a positioning seat, a double-sided tool changing mechanism arranged on the positioning seat and a tool body cleaning mechanism arranged on the positioning seat, the double-sided tool changing mechanism comprises two rotating shafts and a first stepping motor, the number of the rotating shafts is two, and the number of the first stepping motor is two. The two rotating shafts are rotationally connected to the front face and the back face of the inner wall of the positioning base correspondingly. Through the overall design of the double-face tool changing mechanism, the two side faces of the inner ring can be replaced, then the storage cylinders can be arranged on the two side faces of the turnover ring base to temporarily store the tool bodies, and therefore the containing amount of the tool bodies can be increased, the tool bodies which are not commonly used can be fully stored, a user can use the tool bodies conveniently, and the tool bodies can be replaced conveniently. And through the design of the cutter body cleaning mechanism, blowing cleaning treatment can be conducted on the surface of the cutter body before storage, and the cleanliness of the cutter body during storage is guaranteed.

Description

TECHNICAL FIELD

[0001] The utility model relates to numerical control machine tool assembly technical field, specifically, relate to a vertical numerical control machine tool automatic tool changer. BACKGROUND

[0002] Vertical numerical control machine tool, full name is vertical numerical control lathe, mainly used for processing radial size big, axial size relatively small large complex parts. Its main shaft is perpendicular to the horizontal plane, the workbench diameter is bigger, and the workpiece is clamped conveniently, and the vertical numerical control machine tool is a kind of high-precision, high-efficiency machining equipment, and is widely used in the fields such as automobile, aerospace, mould etc. It mainly drives machine tool movement through digital program, realizes the high-precision machining to workpiece.

[0003] In order to improve the production efficiency of vertical numerical control machine tool, automatic tool changer is arranged in vertical numerical control machine tool, so as to conveniently replace the tool body quickly, the existing automatic tool changer is only provided with tool groove on one surface, the number of tool groove is less, and the tool body that is not often used still needs to be manually replaced when being used, thereby the production efficiency is affected. UTILITY MODEL CONTENTS

[0004] The utility model aims at providing a vertical numerical control machine tool automatic tool changer, solves the problem that the storage capacity is small in prior art, and the tool body that is not often used still needs to be manually replaced when being used.

[0005] The utility model provides the following technical scheme: a vertical numerical control machine tool automatic tool changer, including locating seat, double-sided tool changer mechanism is arranged on the locating seat, tool body cleaning mechanism is arranged on the locating seat.

[0006] The double-sided tool changer mechanism includes shaft and no. 1 stepper motor, the number of the shaft is two, two the shaft is rotationally connected on the front and back of the inner wall of locating seat respectively, no. 1 stepper motor is fixedly installed on the front of locating seat, the output shaft of no. 1 stepper motor is fixedly connected with the end of one of the shaft, the side between two the shaft adjacent is fixedly installed with face-turning ring seat, the inner wall of face-turning ring seat is rotationally connected with inner ring, the both sides of inner ring are fixedly installed with storage cylinder, the inner surface of inner ring is fixedly installed with support rod, the end away from inner ring of support rod is fixedly connected with mid-position seat.

[0007] As the preferred technical scheme of the above, the outer wall of face-turning ring seat is fixedly installed with electromagnet, and the end of electromagnet is movably connected with the outer wall of inner ring.

[0008] Through the above technical scheme, the inner ring can be positioned when turning over through the design of electromagnet.

[0009] As the preferred of the above technical scheme, the double-sided tool changing mechanism further comprises a supporting arm fixedly installed on the left side of the positioning seat, one end of the supporting arm away from the positioning seat is fixedly installed with a side support plate, the left side of the side support plate is fixedly installed with a second stepper motor, and the left side of the second stepper motor is fixedly connected with a rotating disc.

[0010] Through the above technical scheme, the rotation of the inner ring in the ring seat is powered by the second stepper motor and the rotating disc, facilitating the automatic tool changing work.

[0011] As the preferred of the above technical scheme, the right side of the rotating disc is fixedly installed with a rail rod, the outer wall of the rail rod is slidably connected with a sliding frame, the right end of the sliding frame is fixedly installed with a connecting block, the connecting block is movably inserted between the left side of the middle seat, the right side of the connecting block, and the right side of the rotating disc is fixedly installed with an electric push rod, the extension end of the electric push rod is fixedly installed with a transmission rod, and one end of the transmission rod away from the electric push rod is fixedly connected with the outer wall of the sliding frame.

[0012] Through the above technical scheme, the connecting block can be stably adjusted left and right by the design of the electric push rod, the rail rod, the sliding frame and the transmission rod.

[0013] As the preferred of the above technical scheme, the top of the storage cylinder is fixedly installed with a magnetic block, the top of the storage cylinder is movably inserted with a tool handle, the bottom of the tool handle is fixedly connected with a tool body located in the inner cavity of the storage cylinder, and the bottom of the storage cylinder is movably inserted with a plug cover.

[0014] Through the above technical scheme, the tool body can be conveniently stored in the storage cylinder through the design of the magnetic block.

[0015] As the preferred of the above technical scheme, the tool body cleaning mechanism comprises a hollow cylinder fixedly installed on the back of the positioning seat, a bend pipe fixedly connected to the top of the hollow cylinder, a hollow cover fixedly connected to one end of the bend pipe away from the hollow cylinder, and a through hole formed in the inner surface of the hollow cover.

[0016] Through the above technical scheme, the cleaning air can be uniformly delivered to the surface of the tool body through the cooperation of the hollow cover and the through hole.

[0017] As the preferred of the above technical scheme, the inner wall of the hollow cylinder is movably inserted with a movable cylinder, the top of the movable cylinder is fixedly connected with a mesh cylinder, the bottom of the hollow cylinder is movably inserted with a movable cover, and the bottom of the movable cover is fixedly connected with a connecting pipe.

[0018] Through the above technical scheme, the cleaning air can be filtered through the design of the movable cylinder, the mesh cylinder and the movable cover, and the mesh cylinder can be conveniently disassembled and maintained.

[0019] Compared with the prior art, the utility model has the advantages that:

[0020] The utility model discloses a two -sided knife changing mechanism whole's design can be replaced to the two sides of the inner ring, and then can set up the storage cylinder on the two sides of the ring seat of turning over, to the knife body is temporarily stored and is handled, can improve the storage capacity of the knife body, can fully store the knife body that is not often used, and the user's use is convenient, and the production and processing efficiency is guaranteed, and through the design of the knife body cleaning mechanism, the surface of the knife body is cleaned and handled before storage, and the neatness when the knife body is stored is guaranteed. BRIEF DESCRIPTION OF DRAWINGS

[0021] Figure 1 It is the perspective view of the utility model;

[0022] Figure 2 It is the structure schematic view of the ring seat of turning over and the inner ring of the utility model;

[0023] Figure 3 It is the structure schematic view of the side support plate of the utility model;

[0024] Figure 4 It is the cross -section structure schematic view of the storage cylinder of the utility model;

[0025] Figure 5 It is the structure schematic view of the knife body cleaning mechanism of the utility model;

[0026] Figure 6 It is the cross -section structure schematic view of the hollow cylinder of the utility model.

[0027] In the drawing: 1, positioning seat;2, two -sided knife changing mechanism;21, pivot;22, no. 1 step motor;23, ring seat of turning over;231, electromagnet;232, inner ring;233, support rod;234, mid -position seat;24, support arm;25, side support plate;251, no. 2 step motor;252, carousel;253, track bar;254, sliding frame;255, connecting block;256, electric push rod;257, transmission rod;26, storage cylinder;261, magnetic block;262, plug cover;263, knife handle;264, knife body;3, knife body cleaning mechanism;31, hollow cylinder;311, movable cylinder;312, net cylinder;313, movable cover;314, connecting pipe mouth;32, elbow;33, hollow cover;34, through -hole. DETAILED DESCRIPTION

[0028] The technical scheme in the utility model embodiment will be described clearly and completely below in combination with the drawings in the utility model embodiment.

[0029] As Figures 1-6As shown, the utility model provides a technical scheme: a vertical numerical control machine tool automatic tool changer, including positioning seat 1, positioning seat 1 is provided with double-sided tool changing mechanism 2, positioning seat 1 is provided with tool body cleaning mechanism 3, double-sided tool changing mechanism 2 includes pivot 21 and no. 1 stepper motor 22, the number of pivot 21 is set to two, two pivot 21 are respectively rotationally connected on the front and back of the inner wall of positioning seat 1, no. 1 stepper motor 22 is fixedly installed on the front of positioning seat 1, the output shaft of no. 1 stepper motor 22 is fixedly connected with the end of one of pivot 21, two pivot 21 adjacent one side between fixedly installed have face ring seat 23, the inner wall of face ring seat 23 is rotationally connected with inner ring 232, the both sides of inner ring 232 are fixedly installed with storage cylinder 26, the inner surface of inner ring 232 is fixedly installed with support rod 233, the end of support rod 233 away from inner ring 232 is fixedly connected with mid-position seat 234, control no. 1 stepper motor 22 works, can drive pivot 21 rotate in the inside of positioning seat 1, and then promote face ring seat 23 whole rotation, realize the function of the replacement processing of the two sides of inner ring 232, can set up storage cylinder 26 on the two sides of face ring seat 23, to carry out the temporary storage processing to tool body 264, thereby can improve the storage capacity of tool body 264, it is convenient to store the tool body that is not often used, guarantee the efficiency of production and processing.

[0030] As one embodiment in the present embodiment, as Figures 1-4As shown, the outer wall of the turnover ring seat 23 is fixedly installed with an electromagnet 231, the end of the electromagnet 231 is movably connected with the outer wall of the inner ring 232, the double-sided tool changing mechanism 2 further comprises a supporting arm 24 which is fixedly installed on the left side of the positioning seat 1, the end of the supporting arm 24 away from the positioning seat 1 is fixedly installed with a side support plate 25, the left side of the side support plate 25 is fixedly installed with a No. 2 stepping motor 251, the right side of the side support plate 25 is rotatably connected with a rotating disc 252, the output shaft of the No. 2 stepping motor 251 is fixedly connected with the left side of the rotating disc 252, the right side of the rotating disc 252 is fixedly installed with a track rod 253, the outer wall of the track rod 253 is slidably connected with a sliding frame 254, the right end of the sliding frame 254 is fixedly installed with a connecting block 255, the right side of the connecting block 255 is movably inserted between the left side of the middle seat 234, the right side of the rotating disc 252 is fixedly installed with an electric push rod 256, the telescopic end of the electric push rod 256 is fixedly installed with a transmission rod 257, the end of the transmission rod 257 away from the electric push rod 256 is fixedly connected with the outer wall of the sliding frame 254, the top of the storage cylinder 26 is fixedly installed with a magnetic block 261, the top of the storage cylinder 26 is movably inserted with a tool handle 263, the bottom of the tool handle 263 is fixedly connected with a tool body 264 located in the inner cavity of the storage cylinder 26, the bottom of the storage cylinder 26 is movably inserted with a plug cover 262, before the connecting block 255 is withdrawn from the side of the middle seat 234, the electromagnet 231 is controlled to generate magnetic force, the electromagnet 231 can magnetically attract and position the inner ring 232, locking the position of the inner ring 232 inside the turnover ring seat 23, after the connecting block 255 is reset, the middle seat 234 can be closed, the electric push rod 256 is controlled to retract, the sliding frame 254 can be driven to slide on the outer wall of the track rod 253 through the transmission rod 257, prompting the connecting block 255 to move left and withdraw from the side of the middle seat 234, the electric push rod 256 is controlled to extend, which can drive the connecting block 255 to reset, the No. 2 stepping motor 251 is controlled to work, which can drive the middle seat 234 to rotate through the overall transmission of the connecting block 255, and then prompt the inner ring 232 to rotate on the inner wall of the turnover ring seat 23, adjust the specified storage cylinder 26 to the uppermost position, realize the function of automatic tool changing, the outer wall of the plug cover 262 comprises a rubber ring, so that the plug cover 262 is movably inserted at the bottom of the storage cylinder 26, the plug cover 262 is disassembled, and the inner cavity of the storage cylinder 26 can be cleaned, the tool handle 263 can be magnetically attracted through the design of the magnetic block 261, prompting the tool body 264 to be stored in the inner cavity of the storage cylinder 26.

[0031] As an embodiment in the present embodiment, as Figure 1 , Figure 5 , Figure 6As shown, the cutter body cleaning mechanism 3 comprises a hollow cylinder 31 fixedly installed on the back of the positioning seat 1, the top of the hollow cylinder 31 is fixedly connected with an elbow pipe 32, the end of the elbow pipe 32 away from the hollow cylinder 31 is fixedly connected with a hollow cover 33, a through hole 34 is formed on the inner surface of the hollow cover 33, an active cylinder 311 is movably inserted on the inner wall of the hollow cylinder 31, the top of the active cylinder 311 is fixedly connected with a mesh cylinder 312, the bottom of the hollow cylinder 31 is movably inserted with an active cover 313, the bottom of the active cover 313 is fixedly connected with a connecting pipe 314, an external air source is connected at the bottom of the connecting pipe 314 in advance, through the working of the external air source, air is transported to the inner cavity of the hollow cover 33 through the hollow cylinder 31 and the elbow pipe 32, the air is output from the through hole 34 at the same time, and the numerical control machine tool controls the cutter body 264 to pause on the inner side of the turnover ring seat 23 and rotate, realizing the function of cleaning the outer surface of the cutter body 264, guaranteeing the neatness of the cutter body 264 when stored, and then through the working of the numerical control machine tool, the cutter body 264 is inserted into the storage cylinder 26, the mesh cylinder 312 can filter the air output by the air source, guaranteeing the cleaning effect, the outer walls of the active cylinder 311 and the active cover 313 all comprise rubber rings, facilitating the implementation of the insertion function, after the active cover 313 is detached, the active cylinder 311 can be detached to clean the mesh cylinder 312.

[0032] Working principle: when in use, the second stepping motor 251 is controlled to work, the middle seat 234 is driven to rotate through the transmission of the connecting block 255 as a whole, the inner ring 232 is rotated on the inner wall of the turnover ring seat 23, the specified storage cylinder 26 is adjusted to the uppermost position, and the numerical control machine tool is used to realize the function of automatic tool changing, if the inner ring 232 needs to be turned over, the electric push rod 256 is controlled to retract, the connecting block 255 is driven to move to the left and is withdrawn from the side of the middle seat 234, then the first stepping motor 22 is controlled to work, the rotating shaft 21 is driven to rotate on the inner side of the positioning seat 1, the turnover ring seat 23 is rotated as a whole, and the two sides of the inner ring 232 are replaced, then the electric push rod 256 is controlled to extend, the connecting block 255 is driven to reset and is connected to the middle seat 234.

[0033] The above embodiments are only used to illustrate the technical solutions of the present application, but not limit them.

Claims

1. A tool changer for a vertical numerically controlled machine tool, comprising a positioning seat (1), characterized in that: The positioning seat (1) is provided with a double-sided tool changing mechanism (2), and the positioning seat (1) is provided with a tool body cleaning mechanism (3); The double-sided tool changing mechanism (2) comprises two rotating shafts (21) and a first stepping motor (22), the two rotating shafts (21) are rotationally connected to the front surface and the back surface of the inner wall of the positioning seat (1) respectively, the first stepping motor (22) is fixedly installed on the front surface of the positioning seat (1), the output shaft of the first stepping motor (22) is fixedly connected to the end of one of the rotating shafts (21), a turnover ring seat (23) is fixedly installed between the adjacent sides of the two rotating shafts (21), an inner ring (232) is rotationally connected to the inner wall of the turnover ring seat (23), two storage barrels (26) are fixedly installed on the two sides of the inner ring (232), a support rod (233) is fixedly installed on the inner surface of the inner ring (232), and a middle seat (234) is fixedly connected to the end, away from the inner ring (232), of the support rod (233).

2. The automatic tool changer of a vertical CNC machine tool according to claim 1, characterized in that: An electromagnet (231) is fixedly installed on the outer wall of the turnover ring seat (23), and the end of the electromagnet (231) is movably connected to the outer wall of the inner ring (232).

3. The automatic tool changer of a vertical CNC machine tool according to claim 1, characterized in that: The double-sided tool changing mechanism (2) further comprises a support arm (24), the support arm (24) is fixedly installed on the left side of the positioning seat (1), a side support plate (25) is fixedly installed on the end, away from the positioning seat (1), of the support arm (24), a second stepping motor (251) is fixedly installed on the left side of the side support plate (25), a turntable (252) is rotationally connected to the right side of the side support plate (25), and the output shaft of the second stepping motor (251) is fixedly connected to the left side of the turntable (252).

4. The automatic tool changer of a vertical CNC machine tool according to claim 3, characterized in that: An orbit rod (253) is fixedly installed on the right side of the turntable (252), a sliding frame (254) is slidably connected to the outer wall of the orbit rod (253), a connecting block (255) is fixedly installed on the right end of the sliding frame (254), the right side of the connecting block (255) is movably inserted into the left side of the middle seat (234), an electric push rod (256) is fixedly installed on the right side of the turntable (252), a transmission rod (257) is fixedly installed on the telescopic end of the electric push rod (256), and the end, away from the electric push rod (256), of the transmission rod (257) is fixedly connected to the outer wall of the sliding frame (254).

5. The automatic tool changer of a vertical CNC machine tool according to claim 1, characterized in that: A magnetic attraction block (261) is fixedly installed on the top of the storage barrel (26), a tool shank (263) is movably inserted into the top of the storage barrel (26), a tool body (264) is fixedly connected to the bottom of the tool shank (263) and located in the inner cavity of the storage barrel (26), and a plug cover (262) is movably inserted into the bottom of the storage barrel (26).

6. The automatic tool changer of a vertical CNC machine tool according to claim 1, characterized in that: The cutter body cleaning mechanism (3) comprises a hollow cylinder (31) fixedly installed on the back of the positioning seat (1), the top of the hollow cylinder (31) is fixedly connected with an elbow pipe (32), the end, away from the hollow cylinder (31), of the elbow pipe (32) is fixedly connected with a hollow cover (33), and the inner surface of the hollow cover (33) is provided with a through hole (34).

7. The automatic tool changer of a vertical CNC machine tool according to claim 6, characterized in that: The inner wall of the hollow cylinder (31) is movably inserted with a movable cylinder (311), the top of the movable cylinder (311) is fixedly connected with a mesh cylinder (312), the bottom of the hollow cylinder (31) is movably inserted with a movable cover (313), and the bottom of the movable cover (313) is fixedly connected with a connecting pipe (314).

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