CN212043717U

CN212043717U - Automatic tool changing device of numerical control machine tool

Info

Publication number: CN212043717U
Application number: CN202020540258.1U
Authority: CN
Inventors: 陈茂隆
Original assignee: Haofengmao Hardware Products Taicang Co ltd
Current assignee: Haofengmao Hardware Products Taicang Co ltd
Priority date: 2020-04-14
Filing date: 2020-04-14
Publication date: 2020-12-01
Anticipated expiration: 2030-04-14

Abstract

The utility model discloses an automatic tool changing device of digit control machine tool, tool changing subassembly and blade disc subassembly including lathe bed, fixed connection lathe bed, the tool changing subassembly contains translation subassembly, rotating assembly and manipulator, the translation subassembly is fixed in the lathe bed through the guide rail, the slider of rotating assembly fixed connection on the guide rail, the manipulator is fixed in rotating assembly's telescopic shaft one end, blade disc subassembly contains multilayer and is with axle center blade disc and second rotating assembly, second rotating assembly fixed connection is in the lathe bed, the blade disc is fixed in second rotating assembly's axle one end, the center of manipulator and blade disc is located same level with the center of lathe main shaft. Automatic tool changer of digit control machine tool, simple structure through setting up the blade disc into the multilayer with the axle center, does not increase the blade disc diameter when increasing the blade disc capacity, has kept original equipment space, is convenient for reform transform old lathe, practices thrift the cost.

Description

Automatic tool changing device of numerical control machine tool

Technical Field

The utility model relates to a machine-building equipment field, in particular to automatic tool changer of digit control machine tool.

Background

Along with the rapid development of automation and intellectualization, numerical control equipment is installed in almost all mechanical production workshops, old numerical control equipment can meet the subsequent process requirements only by manually changing a cutter head again in the midway when processing complex parts due to the increase of the process, otherwise, the capacity of the cutter head is insufficient, the automatic development of the numerical control equipment is quicker, the cutter head is also subjected to a lot of innovations, but the enterprise burden is increased by expensive price, the space problem of the machine tool is required to be considered for the transformation of the old machine tool, and the simple transformation not only enables the use value of the machine tool to be increased, but also saves cost for enterprises.

An object of the utility model is to provide an automatic tool changer of digit control machine tool to solve the problem that proposes among the above-mentioned background art.

Disclosure of Invention

Utility model purpose: in order to overcome not enough above, the utility model aims at providing an automatic tool changer of digit control machine tool, simple structure through setting up the blade disc into the multilayer with the axle center, does not increase the blade disc diameter when increasing the blade disc capacity, has kept original equipment space, is convenient for reform transform old machine tool, practices thrift the cost.

The technical scheme is as follows: in order to realize the above-mentioned purpose, the utility model provides an automatic tool changing device of digit control machine tool, including lathe bed, fixed connection in the tool changing subassembly and the blade disc subassembly of lathe bed, the tool changing subassembly contains translation subassembly, first rotating assembly and manipulator, the translation subassembly is fixed in the lathe bed through the guide rail, first rotating assembly fixed connection is in the slider on the guide rail, the manipulator is fixed in first rotating assembly's rotatory telescopic shaft one end, the blade disc subassembly contains multilayer and with axle center blade disc and second rotating assembly, second rotating assembly fixed connection is in the lathe bed, the blade disc is fixed in second rotating assembly's rotation axis one end, the geometric centre of manipulator and blade disc is located same level with the center of lathe main shaft, has accomplished the rotation of blade disc, the rotation of manipulator and the translation of two directions.

Further, foretell automatic toolchanger of digit control machine tool, the translation subassembly is ball guide rail assembly, and first rotating electrical machines is connected in the regulation of guide rail one end, first rotating electrical machines contains the bottom plate, is fixed in second rotating electrical machines and the telescopic shaft of bottom plate one end, the telescopic shaft is connected with second rotating electrical machines through first shaft coupling, the bottom plate is fixed in on the slider of guide rail, the first bearing frame is connected through the bearing to the one end of telescopic shaft, first bearing frame threaded fixation is in the bottom plate.

Furthermore, according to the automatic tool changing device for the numerical control machine tool, a pair of limiting blocks is fixedly arranged in the guide rail of the translation assembly and located at two ends of the stroke range of the sliding block.

Further, according to the automatic tool changing device for the numerical control machine tool, the telescopic shaft is a pneumatic telescopic shaft.

Further, foretell automatic tool changer of digit control machine tool, second rotating assembly contains third rotating electrical machines and fixed connection in the axle at blade disc terminal surface center, the axle passes through the second shaft coupling and connects third rotating electrical machines, the axle passes through the bearing and connects the second bearing frame, second bearing frame threaded fixation is in the lathe bed, the third rotating electrical machines passes through motor support fixed connection lathe bed.

Furthermore, foretell automatic toolchanger of digit control machine tool, the manipulator is "one" type, and the center is equipped with the ring, and both ends are the clamping jaw that is centrosymmetric, the manipulator passes through the ring suit at center on the rotation axis, and is fixed through the pin.

Further, according to the automatic tool changing device for the numerical control machine tool, the number of layers of the multilayer coaxial cutterhead is 2.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses an automatic tool changing device of digit control machine tool through setting up the blade disc into the multilayer with the axle center, does not increase the blade disc diameter when increasing the blade disc capacity, has kept original equipment space, is convenient for reform transform old lathe, practices thrift the cost.

2. The utility model discloses an automatic tool changer of digit control machine tool realizes the horizontal linear motion of manipulator through setting up the guide rail, solves the different layers of multilayer blade disc and gets the sword, put the sword problem that the distance difference that arouses at robotic arm center.

Drawings

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

FIG. 2 is a front view of the tool changing assembly of the present invention;

fig. 3 is a left side view of the tool changing assembly of the present invention;

fig. 4 is a left side view of the middle cutter head assembly of the present invention;

fig. 5 is a front view of the first bearing seat and the second bearing seat of the present invention.

Detailed Description

The invention will be further elucidated with reference to the drawings and the specific embodiments.

Examples

Referring to fig. 1 to 4, the automatic tool changer for a numerical control machine tool comprises a machine tool body 1, a tool changing assembly 3 fixedly connected to the machine tool body 1 and a cutter head assembly 4, the tool changing assembly 3 comprises a translation assembly 31, a first rotating assembly and a manipulator 33, the translation assembly 31 is fixed on the machine tool body 1 through a guide rail, the first rotating assembly is fixedly connected to the sliding block 312 on the guide rail, the manipulator 33 is fixed at one end of the rotating telescopic shaft of the first rotating assembly, the cutter head assembly 4 comprises a multi-layer coaxial cutter head 41 and a second rotating assembly, the second rotating assembly is fixedly connected with the machine tool body 1, the cutter head 41 is fixed at one end of a rotating shaft of the second rotating assembly, the geometric centers of the manipulator 33 and the cutter head 41 and the center of the machine tool spindle 2 are positioned at the same level, and the rotation of the cutter head 41, the rotation of the manipulator 33 and the translation in two directions are completed.

Further, with reference to fig. 2, fig. 3 and fig. 5, in the automatic tool changer for a numerical control machine tool described above, the translation assembly 31 is a ball screw guide rail assembly, one end of the guide rail is connected to the first rotating motor 311 in a specified manner, the first rotating assembly includes a base plate 32, a second rotating motor 321 fixed to one end of the base plate 32, and a telescopic shaft 323, the telescopic shaft 323 is connected to the second rotating motor 321 through a first coupling 322, the base plate 32 is fixed to the slider 312 of the guide rail, one end of the telescopic shaft 323 is connected to the first bearing seat 324 through a bearing, and the first bearing seat 324 is fixed to the base plate 32 through a thread.

Further, as shown in fig. 2, in the automatic tool changer for a numerical control machine tool, a pair of limit blocks 313 are fixedly arranged in the guide rail of the translation assembly 31, and the limit blocks 313 are located at two ends of the stroke range of the sliding block 312.

Further, in the automatic tool changer for the numerical control machine tool, the telescopic shaft 323 is a pneumatic telescopic shaft.

Further, as shown in fig. 4 and 5, in the automatic tool changer for the numerical control machine tool, the second rotating assembly includes a third rotating motor 42 and a shaft fixedly connected to the center of the end surface of the cutter head 41, the shaft is connected to the third rotating motor 42 through a second coupling 43, the shaft is connected to a second bearing seat 44 through a bearing, the second bearing seat 44 is fixed to the machine tool body 1 through a screw, and the third rotating motor 42 is fixedly connected to the machine tool body 1 through a motor bracket 45.

Further, foretell automatic toolchanger of digit control machine tool, manipulator 33 is "one" type, and the center is equipped with the ring, and both ends are the clamping jaw that is centrosymmetric, manipulator 33 is on the rotation axis through the ring suit at center, and is fixed through the pin.

Further, in the automatic tool changer for the numerical control machine tool, the number of the layers of the multilayer coaxial cutterhead 41 is 2.

The working principle is as follows:

after receiving a tool changing instruction, the manipulator 33 rotates, the cutter disc 41 moves to a position close to the machine 33, when the tool to be changed is on the cutter disc with a large diameter on the second layer, the telescopic shaft 323 drives the manipulator 33 to a proper position to clamp the tool on the spindle 2 and the tool on the cutter disc, the tool moves forwards, is rotated by 180 degrees and retreats well, and is rotated by 90 degrees for resetting, when the tool to be changed in the next process is on the cutter disc with a small diameter on the first layer, the manipulator 33 takes off the tool to be changed, the translation assembly 31 moves leftwards, after receiving the tool changing instruction, the tool on the spindle 2 is taken off, after rotating by 180 degrees, the spindle 2 is fed with the tool, then moves rightwards along with the translation assembly 31, and the tool which is changed is put back.

The technical principles of the present invention have been described above in connection with specific embodiments, which are intended to explain the principles of the invention and should not be interpreted as limiting the scope of the invention in any way. Based on the explanations herein, those skilled in the art will be able to conceive of other embodiments of the present invention without any inventive effort, which would fall within the scope of the present invention.

Claims

1. The utility model provides an automatic tool changing device of digit control machine tool which characterized in that: including lathe bed (1), fixed connection in tool changing subassembly (3) and cutter head assembly (4) of lathe bed (1), tool changing subassembly (3) contain translation subassembly (31), first rotating assembly and manipulator (33), translation subassembly (31) are fixed in lathe bed (1) through the guide rail, slider (312) of first rotating assembly fixed connection on the guide rail, manipulator (33) are fixed in first rotating assembly's rotatory telescopic shaft one end, cutter head assembly (4) contain multilayer and have axle center blade disc (41) and second rotating assembly, second rotating assembly fixed connection is in lathe bed (1), cutter disc (41) are fixed in second rotating assembly's rotation axis one end, the geometric center of manipulator (33) and cutter disc (41) is located same level with the center of lathe main shaft (2).

2. The automatic tool changer of a numerical control machine according to claim 1, characterized in that: translation subassembly (31) are ball guide rail assembly, and first rotating electrical machines (311) are connected in the regulation of guide rail one end, first rotating electrical machines contains bottom plate (32), is fixed in second rotating electrical machines (321) and telescopic shaft (323) of bottom plate (32) one end, telescopic shaft (323) are connected with second rotating electrical machines (321) through first shaft coupling (322), bottom plate (32) are fixed in on slider (312) of guide rail, first bearing frame (324) are connected through the bearing to the one end of telescopic shaft (323), first bearing frame (324) threaded fixation is in bottom plate (32).

3. The automatic tool changer for numerical control machine tools according to claim 1 or 2, characterized in that: a pair of limiting blocks (313) are fixedly arranged in a guide rail of the translation assembly (31), and the limiting blocks (313) are located at two ends of a stroke range of the sliding block (312).

4. The automatic tool changer of a numerical control machine according to claim 2, characterized in that: the telescopic shaft (323) is a pneumatic telescopic shaft.

5. The automatic tool changer of a numerical control machine according to claim 1, characterized in that: the second rotating assembly comprises a third rotating motor (42) and a shaft fixedly connected to the center of the end face of the cutter head (41), the shaft is connected with the third rotating motor (42) through a second coupler (43), the shaft is connected with a second bearing seat (44) through a bearing, the second bearing seat (44) is in threaded fixation on the machine tool body (1), and the third rotating motor (42) is fixedly connected with the machine tool body (1) through a motor support (45).

6. The automatic tool changer of a numerical control machine according to claim 1, characterized in that: the manipulator (33) is in a 'one' shape, a circular ring is arranged at the center, clamping jaws with centrosymmetric ends are arranged at the two ends of the manipulator, and the manipulator (33) is sleeved on the rotating shaft through the circular ring at the center and fixed through pins.

7. The automatic tool changer of a numerical control machine according to claim 1, characterized in that: the number of layers of the multilayer coaxial cutterhead (41) is 2.