CN210099469U

CN210099469U - Double-spindle shaft vertical turning and cylindrical grinding combined machine tool

Info

Publication number: CN210099469U
Application number: CN201921067792.9U
Authority: CN
Inventors: 冯音淇; 陈瑞林; 任子平; 翁晟杰
Original assignee: JUXIN MACHINE TOOL Co Ltd
Current assignee: JUXIN MACHINE TOOL Co Ltd
Priority date: 2019-07-09
Filing date: 2019-07-09
Publication date: 2020-02-21
Anticipated expiration: 2029-07-09

Abstract

The utility model provides a two main shaft axle class vertical turning and cylindrical grinding combined machine tools belongs to mechanical technical field. It has solved the problem that current axle type car machine tool work efficiency is low, the human cost is high. This two main shaft axle class vertical turning and cylindrical grinding combined machine tool, include the base and set up the stand on the base, the base top is provided with two bilateral symmetry and is used for the chuck of centre gripping work piece, but the preceding tip of stand is provided with vertical removal's tailstock, install two thimbles corresponding with two chuck positions respectively on the tailstock, stand left and right sides portion all is provided with the mountable processing cutter and can reach the numerical control sword tower that reciprocates around, the front of stand is located the below department of tailstock and is provided with two can about and remove and be used for the cylindrical grinding device who processes for the work piece cylindrical grinding. The utility model has the advantages of improve machining efficiency, guarantee that two work pieces add machining precision, reduction cost of labor, great improvement work efficiency simultaneously man-hour.

Description

Double-spindle shaft vertical turning and cylindrical grinding combined machine tool

Technical Field

The utility model belongs to the technical field of machinery, a axle type car machine tool is related to, in particular to vertical car processing of two main shaft axles class and cylindrical grinder combined machine tool.

Background

The lathe all needs to be used in the processing of rod class, axle type part, and traditional lathe needs to carry out abrasive machining to the surface of this type of work piece to rod class, axle type part initial processing completion back, and this in-process, the workman need take off the work piece from the processing lathe, places cylindrical grinder with this work piece again and carries out abrasive machining, and such division worker handles the intensity of labour that leads to the workman and increases, and work efficiency is low moreover, and improves the human cost.

Disclosure of Invention

The utility model aims at the above-mentioned problem that exists among the prior art, provide one kind and realize work piece processing and surface grinding integration, can improve work efficiency, reduce the vertical car processing of two main shaft axle class and cylindrical grinder combined machine tool of cost of labor.

The purpose of the utility model can be realized by the following technical proposal: the combined machine tool for the vertical turning and the cylindrical grinding of the double-spindle shaft is characterized by comprising a base and a stand column arranged on the base, wherein two chucks which are bilaterally symmetrical and used for clamping a workpiece are arranged at the top of the base, a vertically movable tailstock is arranged at the front end part of the stand column, a first servo motor for controlling the tailstock to vertically move is arranged at the top end part of the stand column, two thimbles which correspond to the two chucks in position respectively are arranged on the tailstock, numerical control tool towers which can be provided with machining tools and can move forwards and backwards and upwards are arranged at the left and right side parts of the stand column, two cylindrical grinding devices which can move upwards and downwards and can move leftwards and rightwards and are used for cylindrical grinding the workpiece are arranged at the front part, which is positioned below the tailstock, of the stand column, a second servo motor for controlling the numerical control tool towers to move upwards and, and servo motors IV for respectively controlling the two numerical control tool turrets to move back and forth are respectively arranged at the left side part and the right side part of the upright post.

In the above-mentioned double-spindle shaft type vertical turning and cylindrical grinding combined machine tool, the cylindrical grinding device is composed of a grinding wheel, a driving mechanism for driving the grinding wheel to rotate, and a cross carriage capable of moving vertically and transversely, and a linear motor capable of controlling the cross carriage to move transversely is installed in the cross carriage or is in transmission by matching a servo motor and a lead screw.

In the above-mentioned double-spindle shaft type vertical turning and cylindrical grinding combined machine tool, the driving mechanism is a servo motor which drives the grinding wheel to rotate through a synchronous belt pulley or directly drives the grinding wheel to rotate for the grinding head of the spindle motor.

In the above-mentioned double-spindle shaft type vertical turning and cylindrical grinding combined machine tool, the front face of the column is fixedly provided with a guide rail for the tailstock to move up and down.

In the above-mentioned double-spindle shaft type vertical turning and cylindrical grinding combined machine tool, guide rails for the front and rear and up and down movement of the numerical control turret are fixedly provided at both sides of the column.

In the double-spindle shaft type vertical turning and cylindrical grinding combined machine tool, the base is internally provided with a rotating mechanism for controlling the chuck to rotate, and the rotating mechanism is driven by a synchronous belt pulley or an independent spindle motor.

In the double-spindle shaft type vertical turning and cylindrical grinding combined machine tool, the stand column can be split left and right or integrated.

In the above-mentioned double-spindle shaft vertical turning and cylindrical grinding combined machine tool, the included angle between the two side faces of the upright post and the front end face of the upright post is 90 degrees or any angle.

Compared with the prior art, the double-spindle shaft vertical turning and cylindrical grinding combined machine tool has the advantages that:

1. the double-spindle shaft type vertical turning and cylindrical grinding combined machine tool comprises a base and a stand column arranged on the base, wherein two chucks which are used for clamping workpieces are arranged on the top of the base in a bilateral symmetry manner, and the two chucks are arranged to enable one machine tool to process the two workpieces, so that the processing efficiency is improved, and the processing precision of the two workpieces during simultaneous processing is ensured;

2. the front end part of the upright post is provided with a tailstock capable of vertically moving, the top end part of the upright post is provided with a servo motor I for controlling the tailstock to vertically move, the tailstock is provided with two ejector pins corresponding to the positions of two chucks respectively, the left side part and the right side part of the upright post are respectively provided with a numerical control tool turret capable of installing a machining tool and moving forwards, backwards and upwards, the right side part and the left side part of the upright post are respectively provided with a numerical control tool turret, the front side of the upright post is positioned below the tailstock and is provided with two external grinding devices capable of vertically and leftwards moving and being used for external grinding machining of a workpiece, each external grinding device consists of a grinding wheel, a driving mechanism for driving the grinding wheel to rotate and a cross plank;

3. the traditional machine tool can be realized only by two grinding machines and two lathes when the traditional machine tool is used for finishing the functions, and meanwhile, the combined mode of the traditional machine tool has the defects of large occupied area, high automation difficulty and high cost.

Drawings

Fig. 1 is a schematic front view structure diagram of a machine tool in the double-spindle shaft type vertical turning and cylindrical grinding combined machine tool.

Fig. 2 is a schematic top view of the machine tool in the combined machine tool for vertical turning and cylindrical grinding of the double-spindle shaft.

Fig. 3 is a partial schematic structural view of a left side view of a machine tool in the combined machine tool for double-spindle shaft vertical turning and cylindrical grinding.

Fig. 4 is a schematic view of an application scene of the double-spindle shaft type vertical turning and external grinding combined machine tool.

In the figure, 1, a base; 2. a column; 3. a chuck; 4. a tailstock; 5. a first servo motor; 6. a thimble; 7. numerical control tool turret; 8. an external cylindrical grinding device; 9. a servo motor II; 10. a servo motor III; 11. a servo motor IV; 12. a guide rail; 13. a rotation mechanism; 14. a grinding wheel; 15. a drive mechanism; 16. a cross planker; 17. a linear motor.

Detailed Description

The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.

As shown in figures 1, 2, 3 and 4, the double-spindle shaft type vertical turning and cylindrical grinding combined machine tool comprises a base 1 and an upright post 2 arranged on the base 1, wherein the upright post 2 can be split left and right or integrated, two chucks 3 which are bilaterally symmetrical and used for clamping a workpiece are arranged at the top of the base 1, a tailstock 4 which can move vertically is arranged at the front end part of the upright post 2, a servo motor I5 which controls the tailstock 4 to move vertically is arranged at the top end part of the upright post 2, two ejector pins 6 which respectively correspond to the two chucks 3 in position are arranged on the tailstock 4, numerical control turrets 7 which can be provided with machining tools and can move front and back and up and down are arranged at the left and right side parts of the upright post 2, two cylindrical grinding devices 8 which can move up and down and left and right and are used for grinding the outer circle of the workpiece are arranged at the front side of the tailstock 4, a servo motor II 9, and a servo motor III 10 for controlling the cylindrical grinding device 8 to move up and down, wherein servo motors IV 11 for respectively controlling the two numerical control tool turrets 7 to move back and forth are respectively arranged at the left side part and the right side part of the upright post 2. The workpiece is placed into a chuck 3, meanwhile, a tailstock 4 vertically moves to press down two ejector pins 6, the two ejector pins 6 are enabled to be abutted against the end faces of the two workpieces simultaneously, two numerical control tool turrets 7 move to machining positions, then the chuck 3 rotates, the workpieces are machined through tools installed in the tool turrets, after machining is completed, a cross carriage 16 drives a grinding wheel 14 to move to a specified position, the outer surfaces of the workpieces are ground through the grinding wheel 14, and after grinding is completed, the workpieces are reset and taken out. The combined machine tool can also process disc-type workpieces, can realize the operation of a plurality of machine tools through the robot, is positioned at the center of the plurality of machine tools, is positioned on the side surface of the machine tool for tool setting by workers, does not conflict with the position of the robot, only needs to shield the signal of the machine tool for tool setting in the working process, can bypass the machine tool for processing by the robot, can complete twelve processing procedures including grinding and turning through three machines in three minutes, and solves the worldwide difficult problems in the field of machine tools.

As a preferred structure, a guide rail 12 for the tailstock 4 to move up and down is fixedly installed on the front surface of the upright 2, guide rails 12 for the numerical control turret 7 to move up and down are fixedly installed on both sides of the upright 2, a rotating mechanism 13 for controlling the chuck 3 to rotate is installed inside the base 1, and the rotating mechanism 13 is driven by a synchronous pulley or an independent spindle motor.

As an optimal structure, the external grinding device 8 consists of a grinding wheel 14, a driving mechanism 15 for driving the grinding wheel 14 to rotate and a cross carriage 16 capable of moving vertically and transversely, a linear motor 17 capable of controlling the cross carriage 16 to move transversely is installed in the cross carriage 16 or is in matched transmission with a lead screw by utilizing a servo motor, and the driving mechanism 15 is used for driving the grinding wheel 14 to rotate by the servo motor through a synchronous belt pulley or directly driving the grinding wheel 14 to rotate by a grinding head of a spindle motor.

In more detail, the included angle between the two side surfaces of the upright post 2 and the front end surface of the upright post 2 is 90 degrees or any angle, wherein the included angle between the two side surfaces of the upright post 2 and the front end surface of the upright post 2 is 90 degrees, which is the most suitable processing angle.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.

Claims

1. The double-spindle shaft type vertical turning and cylindrical grinding combined machine tool is characterized by comprising a base (1) and a stand column (2) arranged on the base (1), wherein two chucks (3) which are bilaterally symmetrical and used for clamping workpieces are arranged at the top of the base (1), a vertically movable tailstock (4) is arranged at the front end part of the stand column (2), a first servo motor (5) for controlling the tailstock (4) to vertically move is arranged at the top end part of the stand column (2), two ejector pins (6) which correspond to the two chucks (3) in position respectively are arranged on the tailstock (4), two numerical control tool towers (7) which can be provided with machining tools and can move front and back and up and down are arranged at the left and right sides of the stand column (2), two cylindrical grinding devices (8) which can move up and down and left and right and are used for cylindrical grinding of the workpieces are arranged at the positions, which are positioned below the tailstock (4), on the front side of the, the top of the upright post (2) is provided with a second servo motor (9) for controlling the numerical control tool turret (7) to move up and down and a third servo motor (10) for controlling the external grinding device (8) to move up and down, and the left side part and the right side part of the upright post (2) are respectively provided with a fourth servo motor (11) for controlling the two numerical control tool turrets (7) to move back and forth.

2. The double-spindle shaft vertical turning and cylindrical grinding combined machine tool according to claim 1, wherein the cylindrical grinding device (8) comprises a grinding wheel (14), a driving mechanism (15) for driving the grinding wheel (14) to rotate, and a cross carriage (16) capable of moving vertically and transversely, and a linear motor (17) capable of controlling the cross carriage (16) to move transversely is installed in the cross carriage (16) or is in transmission with a lead screw by matching a servo motor.

3. The combined machine tool for vertical turning and external grinding of shafts with two spindles as claimed in claim 2, wherein the driving mechanism (15) is a servo motor which drives the grinding wheel (14) to rotate through a synchronous pulley or a grinding head of the spindle motor which directly drives the grinding wheel (14) to rotate.

4. The combined machine tool for vertical turning and external cylindrical grinding of shafts with two main shafts according to claim 1 is characterized in that the front surface of the upright post (2) is fixedly provided with a guide rail (12) for the tailstock (4) to move up and down.

5. The vertical turning and cylindrical grinding combined machine tool for the shafts with the double main shafts as claimed in claim 1, wherein guide rails (12) for the numerical control tool turret (7) to move forward and backward and up and down are fixedly arranged on both sides of the upright column (2).

6. The vertical turning and cylindrical grinding combined machine tool for the shafts of the double main shafts as claimed in claim 1, wherein a rotating mechanism (13) for controlling the chuck (3) to rotate is arranged in the base (1), and the rotating mechanism (13) is driven by a synchronous pulley or an independent main shaft motor.

7. The vertical turning and cylindrical grinding combined machine tool for the shafts with the double main shafts as claimed in claim 1, wherein the upright column (2) can be split left and right or integrated.

8. The vertical turning and cylindrical grinding combined machine tool for the shafts with the double main shafts as claimed in claim 1, wherein the included angle between the two side surfaces of the upright post (2) and the front end surface of the upright post (2) is 90 degrees or any angle.