CN212526963U

CN212526963U - Rail type tool changing device of numerical control machine tool

Info

Publication number: CN212526963U
Application number: CN202021045785.1U
Authority: CN
Inventors: 朱传福; 谢建平; 柯于俊
Original assignee: Wuxi Institute of Arts and Technology
Current assignee: Wuxi Institute of Arts and Technology
Priority date: 2020-06-09
Filing date: 2020-06-09
Publication date: 2021-02-12
Anticipated expiration: 2030-06-09

Abstract

The utility model provides a rail type tool changer of a numerical control machine tool, which comprises a fixed bottom plate; four groups of electric cylinders are fixedly and symmetrically arranged at the top of the fixed bottom plate; the tops of the four groups of electric cylinders are fixedly connected with the bottom of the first supporting plate; the outer side of the tool magazine is annularly arranged and fixedly provided with a plurality of tool clamps. The setting of screw rod, be favorable to improving the convenience that the cutter was changed, when the cutter needs to be changed, remove the position that is close the cutter storehouse with the blade holder earlier, then adjust the height of cutter storehouse through the lift of controller control electronic jar, the position of controlling that the motor of controlling again drove the screw rod rotation and adjust the cutter storehouse, make cutter anchor clamps be close the blade holder, it can to change through the rotatory cutter that selects in the cutter anchor clamps of No. two motors drive cutter storehouse again at last, when using this device to change the cutter, the change position range that the blade holder need remove is bigger, the blade holder is close to in the adjustment about the blade holder can moving from top to bottom, it is more convenient when changing the cutter.

Description

Rail type tool changing device of numerical control machine tool

Technical Field

The utility model belongs to the technical field of the digit control machine tool, more specifically say, in particular to digit control machine tool rail mounted toolchanger.

Background

The numerically controlled lathe is one of the widely used numerically controlled machines at present. The cutting tool is mainly used for cutting and processing inner and outer cylindrical surfaces of shaft parts or disc parts, inner and outer conical surfaces with any taper angles, complex rotary inner and outer curved surfaces, cylindrical threads, conical threads and the like, and can perform grooving, drilling, reaming, boring and the like. The numerical control machine tool automatically processes the processed parts according to a processing program programmed in advance. The machining process route, the process parameters, the movement track, the displacement, the cutting parameters and the auxiliary functions of the part are compiled into a machining program list according to instruction codes and program formats specified by the numerical control machine, the content in the program list is recorded on a control medium and then is input into a numerical control device of the numerical control machine, and therefore the machine tool is instructed to machine the part. The numerical control machine tool is provided with an automatic tool changing device in order to finish a plurality of machining processes in one-time clamping of a workpiece, shorten the auxiliary time and reduce errors caused by multiple times of workpiece installation.

For example, patent No. 201820427941.7 discloses a rail-mounted tool changing system for a numerically controlled machine tool, which includes a tool magazine and a manipulator for grasping tools, and further includes a transfer vehicle, the manipulator is disposed on one side of the transfer vehicle, and the other side of the transfer vehicle is movably connected to a rail device, and the manipulator is transferred along the rail device by the transfer vehicle. The utility model, through the arrangement of the transfer trolley, the installation position of the tool magazine is more flexible, and the interference phenomenon between the tool changing system and the main shaft of the numerical control machine or the processed workpiece caused by the arrangement of the tool magazine is avoided; due to the arrangement of the rail device, the cutter can be conveyed to the position where the main shaft can move by the transfer trolley for cutter changing, the moving distance of the main shaft during cutter changing is reduced to the maximum extent, and automatic cutter changing is quick and convenient.

Based on the above search, the above patent combines with the rail type tool changer of most numerically controlled machine tools in the prior art, and has the following problems in use: present digit control machine tool rail mounted toolchanger's cutter storehouse is whole all to be fixed structure, all need move the blade holder earlier fixed tool changing position just can carry out the tool changing through the manipulator when changing the cutter, but when changing the cutter in the course of working and the work piece position has sheltered from unable removal to the tool changing position, the adjustment is removed to the whole unable removal of cutter storehouse moreover, so will influence the tool changing and normally go on.

SUMMERY OF THE UTILITY MODEL

The purpose of the invention is as follows: in order to solve the technical problem, the utility model provides a digit control machine tool rail mounted toolchanger to the whole fixed structure that all is in tool magazine that solves present digit control machine tool rail mounted toolchanger, all need remove fixed tool changing position with the blade holder earlier when changing the cutter and just can carry out the tool changing through the manipulator, but change the cutter in the course of working and the work piece position has to shelter from when unable the removal to the tool changing position, and the whole adjustment that can't remove of tool magazine in addition, so will influence the problem that the tool changing normally goes on.

The technical scheme is as follows: the utility model discloses digit control machine tool rail mounted toolchanger's purpose and efficiency are reached by following concrete technological means:

a rail type tool changer of a numerical control machine tool comprises a fixed bottom plate; four groups of electric cylinders are fixedly and symmetrically arranged at the top of the fixed bottom plate; the tops of the four groups of electric cylinders are fixedly connected with the bottom of the first supporting plate; two supporting rails are fixedly and symmetrically arranged on the front side and the rear side of the top of the first supporting plate; the top parts of the two support rails are movably provided with a second supporting plate; a first motor is fixedly mounted on one side of the top of the first supporting plate; one end of a rotating shaft of the first motor is fixedly connected with the screw, the other end of the screw is supported by the bracket, and the screw penetrates through the second supporting plate through threads and extends out of the other side of the second supporting plate; a second motor is fixedly installed on the rear side of the top of the second supporting plate; a rotating seat is fixedly arranged on the front side of the top of the second supporting plate; a rotating shaft on the front side of the second motor penetrates through the rotating seat and is fixedly connected with the central part of the tool magazine; the outer side of the tool magazine is annularly arranged and fixedly provided with a plurality of tool clamps.

Furthermore, the electric cylinder can drive the first supporting plate and the second supporting plate at the top to move up and down when stretching synchronously.

Furthermore, when the first motor drives the screw to rotate, the second supporting plate can be driven by the threads in the middle of the second supporting plate to slide left and right on the top of the supporting rail.

Further, the front and back sides of the supporting rail are provided with one inwards-concave strip-shaped groove, the bottom of the second supporting plate is also provided with two groups of bulges clamped in the strip-shaped grooves, and the two groups of bulges can slide left and right in the strip-shaped grooves on the front and back sides of the supporting rail.

Furthermore, the tool magazine can be adjusted in height position and left and right transverse position by the operation of the electric cylinder and the screw rod respectively, and the tool magazine can also be operated independently during adjustment.

Has the advantages that: compared with the prior art, the utility model discloses following beneficial effect has:

the setting of screw rod, be favorable to improving the convenience that the cutter was changed, when the cutter needs to be changed, remove the position that is close the cutter storehouse with the blade holder earlier, then adjust the height of cutter storehouse through the lift of controller control electronic jar, the position of controlling that the motor of controlling again drove the screw rod rotation and adjust the cutter storehouse, make cutter anchor clamps be close the blade holder, it can to change through the rotatory cutter that selects in the cutter anchor clamps of No. two motors drive cutter storehouse again at last, when using this device to change the cutter, the change position range that the blade holder need remove is bigger, the blade holder is close to in the adjustment about the blade holder can moving from top to bottom, it is more convenient when changing the cutter.

Drawings

Fig. 1 is a schematic view of a bent axis side structure of the present invention;

fig. 2 is a schematic view of the bottom side structure of the present invention;

fig. 3 is a schematic side view of the present invention;

in the drawings, the corresponding relationship between the component names and the reference numbers is as follows:

1. fixing the bottom plate; 2. an electric cylinder; 3. a first supporting plate; 4. a first motor; 5. a screw; 6. a support rail; 7. a second supporting plate; 8. a second motor; 9. a rotating base; 10. a tool magazine; 11. a tool holder.

Detailed Description

The following describes embodiments of the present invention in further detail with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example (b):

as shown in figures 1 to 3:

the utility model provides a rail type tool changer of a numerical control machine tool, which comprises a fixed bottom plate 1; four groups of electric cylinders 2 are fixedly and symmetrically arranged at the top of the fixed bottom plate 1; when the electric cylinder 2 synchronously extends and retracts, the first supporting plate 3, the second supporting plate 7 at the top and the cutter library 10 can be driven to move up and down, when a cutter needs to be replaced, the cutter seat is moved to a position close to the cutter library 10, then the electric cylinder 2 is controlled by the controller to ascend and descend to adjust the height of the cutter library 10, the cutter library 10 can move up and down to be adjusted to close the cutter seat, and the cutter replacement is more convenient; the tops of the four groups of electric cylinders 2 are fixedly connected with the bottom of the first supporting plate 3; two support rails 6 are fixedly and symmetrically arranged on the front side and the rear side of the top of the first supporting plate 3; the top parts of the two support rails 6 are movably provided with a second supporting plate 7; a first motor 4 is fixedly arranged on one side of the top of the first supporting plate 3; when the first motor 4 drives the screw rod 5 to rotate, the second supporting plate 7 can be driven by threads in the middle of the second supporting plate 7 to slide left and right on the top of the supporting rail 6, when a tool needs to be replaced, the tool apron is moved to a position close to the tool magazine 10, then the first motor 4 is controlled to drive the screw rod 5 to rotate to adjust the left and right positions of the tool magazine 10, so that the tool clamp 11 is close to the tool apron, the tool magazine 10 can be adjusted to move left and right to approach the tool apron, and the tool is more convenient to replace; one end of a rotating shaft of the first motor 4 is fixedly connected with the screw rod 5, the other end of the screw rod 5 is supported by the bracket, and the screw rod 5 penetrates through the second supporting plate 7 through threads and extends outwards from the other side of the second supporting plate 7; a second motor 8 is fixedly arranged on the rear side of the top of the second supporting plate 7; a rotating seat 9 is fixedly arranged on the front side of the top of the second supporting plate 7; a rotating shaft at the front side of the second motor 8 penetrates through the rotating seat 9 and is fixedly connected with the central part of the tool magazine 10; a plurality of tool holders 11 are fixedly arranged on the outer side of the tool magazine 10 in a ring shape.

Wherein, the side all is provided with the bar groove of indent together around supporting rail 6, and the bottom of No. two layer boards 7 also is provided with two sets of archs of card in the bar groove, and these two sets of archs can be in the bar groove of supporting rail 6 front and back side horizontal slip, and the arch of No. two layer boards 7 bottom when supporting rail 6 top horizontal slip can play limiting displacement like this, prevents that No. two layer boards 7 from breaking away from with supporting rail 6, guarantees holistic stability.

Wherein, cutter storehouse 10 can adjust the high position and control the transverse position through electronic jar 2 and screw rod 5 operation respectively, also can the mutual independence operate during the adjustment, when needs change the cutter, move the position that is close to cutter storehouse 10 earlier with the blade holder, then through the electronic jar 2 lift of controller control height that adjusts cutter storehouse 10, the position about controlling that No. 4 motor of controlling drives screw rod 5 rotatory adjustment cutter storehouse 10 again, make cutter anchor clamps 11 be close to the blade holder, it can to drive the cutter in the rotatory selection cutter anchor clamps 11 of cutter storehouse 10 through No. two motors 8 at last again, when using this device to change the cutter, the change position scope that the blade holder need remove is bigger, cutter storehouse 10 can move the adjustment about from top to bottom and be close to the blade holder, it is more convenient when changing the cutter.

The specific use mode and function of the embodiment are as follows:

in the utility model, when the device is used, the fixed bottom plate 1 is fixed in the numerical control machine tool through bolts, the electric cylinder 2, the first motor 4 and the second motor 8 are respectively connected with the controller through leads, when a new cutter body is fixed, the new cutter body is directly clamped in the arc-shaped groove at one side of the cutter clamp 11, when the cutter needs to be replaced, the cutter seat is firstly moved to a position close to the cutter seat 10, then the controller controls the electric cylinder 2 to ascend and descend to adjust the height of the cutter seat 10, then the first motor 4 is controlled to drive the screw rod 5 to rotate to adjust the left and right positions of the cutter seat 10, so that the cutter clamp 11 is close to the cutter seat, finally the second motor 8 is used to drive the cutter seat 10 to rotate to select the cutter in the cutter clamp 11 for replacement, when the cutter is replaced by the device, the replacement position range to which the cutter seat needs to be moved is larger, the cutter seat 10 can be moved up and down and, the cutter is more convenient to replace.

The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.

Claims

1. The utility model provides a digit control machine tool rail mounted tool changing device which characterized in that: comprises a fixed bottom plate (1); four groups of electric cylinders (2) are fixedly and symmetrically arranged at the top of the fixed bottom plate (1); the tops of the four groups of electric cylinders (2) are fixedly connected with the bottom of the first supporting plate (3); two supporting rails (6) are fixedly and symmetrically arranged on the front side and the rear side of the top of the first supporting plate (3); the tops of the two support rails (6) are movably provided with a second supporting plate (7); a first motor (4) is fixedly mounted on one side of the top of the first supporting plate (3); one end of a rotating shaft of the first motor (4) is fixedly connected with the screw rod (5), the other end of the screw rod (5) is supported by the bracket, and the screw rod (5) penetrates through the second supporting plate (7) through threads and extends outwards from the other side of the second supporting plate (7); a second motor (8) is fixedly arranged on the rear side of the top of the second supporting plate (7); a rotating seat (9) is fixedly arranged on the front side of the top of the second supporting plate (7); a rotating shaft on the front side of the second motor (8) penetrates through the rotating seat (9) and is fixedly connected with the central part of the tool magazine (10); the outer side of the tool magazine (10) is fixedly provided with a plurality of tool clamps (11) in an annular arrangement.

2. The orbital tool changer of a numerical control machine according to claim 1, wherein: the electric cylinder (2) can drive the first supporting plate (3), the second supporting plate (7) at the top and the cutter storehouse (10) to move up and down when synchronously stretching.

3. The orbital tool changer of a numerical control machine according to claim 1, wherein: when the first motor (4) drives the screw rod (5) to rotate, the second supporting plate (7) can be driven by the threads in the middle of the second supporting plate (7) to slide left and right on the top of the supporting rail (6).

4. The orbital tool changer of a numerical control machine according to claim 1, wherein: the front side and the rear side of the supporting rail (6) are provided with one inwards concave strip-shaped groove, the bottom of the second supporting plate (7) is also provided with two groups of bulges clamped in the strip-shaped grooves, and the two groups of bulges can slide left and right in the strip-shaped grooves on the front side and the rear side of the supporting rail (6).

5. The orbital tool changer of a numerical control machine according to claim 1, wherein: the tool magazine (10) can be operated by the electric cylinder (2) and the screw (5) respectively to adjust the height position and the left and right transverse positions, and can be operated independently during adjustment.