CN219853458U - Inverted lathe - Google Patents

Inverted lathe Download PDF

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Publication number
CN219853458U
CN219853458U CN202321601018.8U CN202321601018U CN219853458U CN 219853458 U CN219853458 U CN 219853458U CN 202321601018 U CN202321601018 U CN 202321601018U CN 219853458 U CN219853458 U CN 219853458U
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China
Prior art keywords
clamping
frame
connecting arm
rotating
driving
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Application number
CN202321601018.8U
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Chinese (zh)
Inventor
陈上泉
黄波
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Guangdong Huahui Numerical Control Equipment Co ltd
Guangdong Legend Cnc Technology Co ltd
Original Assignee
Guangdong Huahui Numerical Control Equipment Co ltd
Guangdong Legend Cnc Technology Co ltd
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Application filed by Guangdong Huahui Numerical Control Equipment Co ltd, Guangdong Legend Cnc Technology Co ltd filed Critical Guangdong Huahui Numerical Control Equipment Co ltd
Priority to CN202321601018.8U priority Critical patent/CN219853458U/en
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Abstract

The utility model relates to the technical field of numerical control machine tools, in particular to an inverted lathe, which comprises a frame, a four-axis manipulator arranged on the frame, a clamping assembly, a servo turret and a rotary workbench, wherein the clamping assembly is arranged at the output end of the four-axis manipulator; the rotary workbench is used for conveying workpieces in a rotating mode, the four-axis manipulator is used for driving the clamping assembly to clamp the workpieces from the rotary workbench and drive the workpieces to move in a four-axis mode, and the servo tool turret is used for machining the workpieces. The utility model aims to provide an inverted lathe, which solves the problems that the matching degree of a manipulator and a workpiece is poor and the occupation of a traditional conveying belt is more by rotating a conveying jig.

Description

Inverted lathe
Technical Field
The utility model relates to the technical field of numerical control machine tools, in particular to an inverted lathe.
Background
The lathe is used for fixing a workpiece, and the redundant machining allowance on various workpiece blanks is stripped from the workpiece blanks through high-speed rotation of the workpiece, transverse movement and longitudinal movement of a turning tool, so that the required parts are obtained. In the prior art, when a conventional lathe is used for processing cylindrical products and anisotropic products, the conventional lathe is placed horizontally, so that great interference occurs, and the problems cannot occur when the conventional lathe is used for processing inverted lathes at present.
The traditional inverted lathe transfers the workpiece through the conveying belt, and the manipulator clamps the workpiece from the conveying belt by itself, so that the matching degree of the manipulator and the workpiece is poor, and the machining accuracy is affected; meanwhile, the conveyor belt occupies more space and has higher requirements on the use field.
Disclosure of Invention
In order to overcome the defects and the shortcomings in the prior art, the utility model aims to provide an inverted lathe, and the problems that the matching degree of a manipulator and a workpiece is poor and the occupation of a traditional conveying belt is more are solved by rotating a conveying jig.
The utility model is realized by the following technical scheme:
the inverted lathe comprises a frame, a four-axis manipulator arranged on the frame, a clamping assembly, a servo turret and a rotary workbench, wherein the clamping assembly is arranged at the output end of the four-axis manipulator; the rotary workbench is used for conveying workpieces in a rotating mode, the four-axis manipulator is used for driving the clamping assembly to clamp the workpieces from the rotary workbench and drive the workpieces to move in a four-axis mode, and the servo tool turret is used for machining the workpieces.
The rotary workbench comprises a turntable and a rotary driving mechanism for driving the turntable to rotate, wherein the rotary driving mechanism is arranged on the frame, and a plurality of jigs are arranged at the circumference of the turntable.
The lathe further comprises a clamping lifting mechanism arranged on the frame, the clamping lifting mechanism is located on one side of the rotary workbench, and the clamping lifting mechanism is used for clamping a workpiece from the rotary workbench to conduct lifting motion.
The clamping lifting mechanism comprises a lifting driving mechanism arranged on the frame, a fixing frame arranged at the output end of the lifting driving mechanism and a clamping mechanism arranged on the fixing frame.
The clamping mechanism comprises a mounting frame, a first upper clamping jaw, a first lower clamping jaw, a second upper clamping jaw and a second lower clamping jaw which are respectively arranged on the mounting frame in a sliding manner, a first connecting arm connected between the first upper clamping jaw and the first lower clamping jaw, a second connecting arm connected between the second upper clamping jaw and the second lower clamping jaw, a rotating arm rotationally connected to the mounting frame and an ejection driving piece arranged on the mounting frame, wherein the output end of the ejection driving piece is fixedly connected with the second connecting arm, and two ends of the rotating arm are respectively connected with the upper end of the first connecting arm and the lower end of the second connecting arm in a rotating manner or respectively connected with the lower end of the first connecting arm and the upper end of the second connecting arm in a rotating manner.
The lifting mechanism is characterized by further comprising a turnover driving mechanism, wherein the turnover driving mechanism comprises a turnover driving piece arranged on one side of the fixing frame, a rack vertically arranged on one side of the fixing frame in a sliding mode, a gear arranged on the fixing frame in a rotating mode and a rotating shaft coaxially arranged with the gear in a rotating mode, the turnover driving piece is used for driving the rack to lift up and down, the rack is meshed with the gear, and one end of the rotating shaft is fixedly connected with the clamping mechanism.
The servo cutter tower comprises a servo driving mechanism arranged on the frame and a cutter disc arranged at the output end of the servo driving mechanism.
The machine frame is further provided with a collecting groove and a falling hole communicated with the collecting groove, and the collecting groove is located between the servo cutter tower and the rotary workbench.
The utility model has the beneficial effects that:
according to the inverted lathe, the workpiece to be machined is rotationally transported through the rotary workbench, the four-axis manipulator drives the clamping component to take out the workpiece from the rotary workbench, then the workpiece is driven to move to the servo turret, and the four-axis manipulator drives the clamping component to rotate at a high speed according to a set path and simultaneously carries out three-axis displacement, so that the effect of stripping redundant machining allowance from a workpiece blank is achieved. Because the utility model adopts a rotary conveying mode, the rotary travel is always kept unchanged, so the manipulator has higher precision of grabbing workpieces, smaller occupied area and easier use.
Drawings
The utility model will be further described with reference to the accompanying drawings, in which embodiments do not constitute any limitation of the utility model, and other drawings can be obtained by one of ordinary skill in the art without inventive effort from the following drawings.
Fig. 1 is a schematic perspective view of the present utility model.
Fig. 2 is a schematic structural view of the clamping lifting mechanism of the present utility model.
Fig. 3 is a schematic structural view of the gripping mechanism.
Fig. 4 is a schematic structural view of the tilting drive mechanism.
Reference numerals
A frame-100, a four-axis manipulator-101, a clamping component-102, a collecting tank-103, a dropping hole-104,
servo turret-200, servo drive mechanism-201, cutterhead-202,
a rotary table-300, a turntable-301, a rotary drive mechanism-302,
a clamping lifting mechanism-400, a lifting driving mechanism-401, a fixing frame-402,
a clamping mechanism-410, a mounting frame-411, a first upper clamping jaw-412, a first lower clamping jaw-413, a second upper clamping jaw-414, a second lower clamping jaw-415, a first connecting arm-416, a second connecting arm-417, a rotating arm-418, an ejection driving member-419,
the device comprises a turnover driving mechanism-420, a turnover driving piece-421, a rack-422, a gear-423 and a rotating shaft-424.
Detailed Description
In order that the above objects, features and advantages of the utility model will be readily understood, a more particular description of the utility model will be rendered by reference to the appended drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present utility model. The present utility model may be embodied in many other forms than described herein and similarly modified by those skilled in the art without departing from the spirit of the utility model, whereby the utility model is not limited to the specific embodiments disclosed below.
In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model.
Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In the description of the present utility model, the meaning of "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise.
The lathe is used for fixing a workpiece, and the redundant machining allowance on various workpiece blanks is stripped from the workpiece blanks through high-speed rotation of the workpiece, transverse movement and longitudinal movement of a turning tool, so that the required parts are obtained. In the prior art, when a conventional lathe is used for processing cylindrical products and anisotropic products, the conventional lathe is placed horizontally, so that great interference occurs, and the problems cannot occur when the conventional lathe is used for processing inverted lathes at present.
The traditional inverted lathe transfers the workpiece through the conveying belt, and the manipulator clamps the workpiece from the conveying belt by itself, so that the matching degree of the manipulator and the workpiece is poor, and the machining accuracy is affected; meanwhile, the conveyor belt occupies more space and has higher requirements on the use field.
In order to solve the above problems, the present embodiment discloses an inverted lathe, the structure of which is shown in fig. 1 to 4, the lathe comprises a frame 100, a four-axis manipulator 101 arranged on the frame 100, a clamping assembly 102, a servo turret 200 and a rotary table 300, wherein the clamping assembly 102 is arranged at the output end of the four-axis manipulator 101; the rotary workbench 300 is used for conveying workpieces in a rotating manner, the four-axis manipulator 101 is used for driving the clamping assembly 102 to clamp the workpieces from the rotary workbench 300 and driving the workpieces to move in a four-axis manner, and the servo turret 200 is used for processing the workpieces; the machine frame 100 is further provided with a collecting tank 103 and a drop hole 104 communicating with the collecting tank 103 between the servo turret 200 and the rotary table 300, and the metal scraps that are dropped in the machining can be guided by the collecting tank 103 and dropped and collected from the drop hole 104.
In this embodiment, the four-axis manipulator 101 is a servo screw driving structure for controlling x, y and z three axes, the rotation shaft 424 is a rotation cylinder equipped with a nitrogen balance cylinder, and the clamping assembly 102 is a three-jaw clamp; the servo turret 200 comprises a servo driving mechanism 201 arranged on the frame 100 and a cutter disc 202 arranged at the output end of the servo driving mechanism 201, wherein turning tools, milling cutters, drills, threading cutters, reamers and the like are respectively arranged on the cutter disc 202, and the cutter disc 202 can be controlled to rotate to corresponding positions through the servo driving mechanism 201 so as to achieve different machining effects. The above structures can refer to fig. 1 and are all of the prior art, and are not described herein.
Further, the rotary table 300 includes a turntable 301 and a rotation driving mechanism 302 for driving the turntable 301 to rotate, the rotation driving mechanism 302 is mounted on the frame 100, a plurality of jigs are disposed on the circumference of the turntable 301, and the rotation driving mechanism 302 is configured by a servo motor and a speed reducer, and is used for driving the turntable 301 to rotate smoothly.
Further, the lathe further comprises a clamping lifting mechanism 400 arranged on the frame 100, the clamping lifting mechanism 400 is located on one side of the rotary table 300, and the clamping lifting mechanism 400 is used for clamping a workpiece from the rotary table 300 to perform lifting motion. By arranging the clamping lifting mechanism 400, when the four-axis manipulator 101 drives the workpiece to process, the clamping lifting mechanism 400 takes the workpiece out of the turntable 301 in advance and lifts the workpiece for a certain distance, so that the travel time of the four-axis manipulator 101 can be reduced, and the processing efficiency can be effectively improved.
Further, the gripping lifting mechanism 400 includes a lifting driving mechanism 401 mounted on the frame 100, a fixing frame 402 mounted on an output end of the lifting driving mechanism 401, and a gripping mechanism 410 mounted on the fixing frame 402. The clamping mechanism 410 includes a mounting frame 411, a first upper jaw 412, a first lower jaw 413, a second upper jaw 414 and a second lower jaw 415 slidably disposed on the mounting frame 411, a first connecting arm 416 connected between the first upper jaw 412 and the first lower jaw 413, a second connecting arm 417 connected between the second upper jaw 414 and the second lower jaw 415, a rotating arm 418 rotatably connected to the mounting frame 411, and an ejection driving member 419 mounted on the mounting frame 411, wherein an output end of the ejection driving member 419 is fixedly connected with the second connecting arm 417, and two ends of the rotating arm 418 are rotatably connected with an upper end of the first connecting arm 416 and a lower end of the second connecting arm 417 or with a lower end of the first connecting arm 416 and an upper end of the second connecting arm 417.
Specifically, as can be seen from fig. 3, the ejector driving member 419 drives the second connecting arm 417 to move transversely to drive the rotating arm 418 to rotate and the first connecting arm 416 to move transversely to realize the moving away or approaching between the first upper clamping jaw 412 and the second upper clamping jaw 414 and the moving away or approaching between the first lower clamping jaw 413 and the second lower clamping jaw 415, so as to achieve the effect of clamping the workpiece.
Further, the lifting mechanism 400 further includes a turnover driving mechanism 420, the turnover driving mechanism 420 includes a turnover driving member 421 mounted on the fixing frame 402, a rack 422 vertically slidably disposed on one side of the fixing frame 402, a gear 423 rotatably disposed on the fixing frame 402, and a rotating shaft 424 coaxially rotatably disposed with the gear 423, the turnover driving member 421 is configured to drive the rack 422 to move up and down, the rack 422 is meshed with the gear 423, and one end of the rotating shaft 424 is fixedly connected with the clamping mechanism 410.
Specifically, as can be seen from fig. 4, the turning driving member 421 is preferably a sliding-rule magnetic-couple type rodless cylinder, and the turning driving member 421 drives the rack 422 to move up and down, so that the rack 422 drives the gear 423 and the rotating shaft 424 to rotate, and the gripping mechanism 410 can be rotated to cope with the situation that the workpiece is reversely placed.
In summary, according to the inverted lathe of the present utility model, the rotary table 300 is provided to rotate and transport a workpiece to be machined, the four-axis manipulator 101 drives the clamping assembly 102 to take out the workpiece from the rotary table 300, then drives the workpiece to move to the servo turret 200, and the four-axis manipulator 101 drives the clamping assembly 102 to rotate at a high speed according to a set path and simultaneously performs three-axis displacement, so as to achieve the effect of stripping excessive machining allowance from a workpiece blank. Because the utility model adopts a rotary conveying mode, the rotary travel is always kept unchanged, so the manipulator has higher precision of grabbing workpieces, smaller occupied area and easier use.
Finally, it should be noted that the above embodiments are only for illustrating the technical solution of the present utility model, and not for limiting the scope of the present utility model, and although the present utility model has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions can be made to the technical solution of the present utility model without departing from the spirit and scope of the technical solution of the present utility model.

Claims (8)

1. An inverted lathe, includes frame, its characterized in that: the clamping assembly is arranged at the output end of the four-axis mechanical arm;
the rotary workbench is used for conveying workpieces in a rotating mode, the four-axis manipulator is used for driving the clamping assembly to clamp the workpieces from the rotary workbench and drive the workpieces to move in a four-axis mode, and the servo tool turret is used for machining the workpieces.
2. An inverted lathe according to claim 1, wherein: the rotary workbench comprises a turntable and a rotary driving mechanism for driving the turntable to rotate, wherein the rotary driving mechanism is arranged on the frame, and a plurality of jigs are arranged at the circumference of the turntable.
3. An inverted lathe according to claim 1, wherein: the lathe further comprises a clamping lifting mechanism arranged on the frame, the clamping lifting mechanism is located on one side of the rotary workbench, and the clamping lifting mechanism is used for clamping a workpiece from the rotary workbench to conduct lifting motion.
4. An inverted lathe according to claim 3, wherein: the clamping lifting mechanism comprises a lifting driving mechanism arranged on the frame, a fixing frame arranged at the output end of the lifting driving mechanism and a clamping mechanism arranged on the fixing frame.
5. An inverted lathe according to claim 4, wherein: the clamping mechanism comprises a mounting frame, a first upper clamping jaw, a first lower clamping jaw, a second upper clamping jaw and a second lower clamping jaw which are respectively arranged on the mounting frame in a sliding manner, a first connecting arm connected between the first upper clamping jaw and the first lower clamping jaw, a second connecting arm connected between the second upper clamping jaw and the second lower clamping jaw, a rotating arm connected to the mounting frame in a rotating manner, and an ejection driving piece arranged on the mounting frame, wherein the output end of the ejection driving piece is fixedly connected with the second connecting arm, and two ends of the rotating arm are respectively connected with the upper end of the first connecting arm and the lower end of the second connecting arm in a rotating manner or respectively connected with the lower end of the first connecting arm and the upper end of the second connecting arm in a rotating manner.
6. An inverted lathe according to claim 4, wherein: the lifting mechanism is characterized by further comprising a turnover driving mechanism, wherein the turnover driving mechanism comprises a turnover driving piece arranged on one side of the fixed frame, a rack vertically arranged on one side of the fixed frame in a sliding mode, a gear arranged on the fixed frame in a rotating mode and a rotating shaft coaxially arranged with the gear in a rotating mode, the turnover driving piece is used for driving the rack to lift up and down, the rack is meshed with the gear, and one end of the rotating shaft is fixedly connected with the clamping mechanism.
7. An inverted lathe according to claim 1, wherein: the servo cutter tower comprises a servo driving mechanism arranged on the frame and a cutter disc arranged at the output end of the servo driving mechanism.
8. An inverted lathe according to claim 1, wherein: the rack is also provided with a collecting tank and a falling hole communicated with the collecting tank, and the collecting tank is positioned between the servo cutter tower and the rotary workbench.
CN202321601018.8U 2023-06-20 2023-06-20 Inverted lathe Active CN219853458U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202321601018.8U CN219853458U (en) 2023-06-20 2023-06-20 Inverted lathe

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202321601018.8U CN219853458U (en) 2023-06-20 2023-06-20 Inverted lathe

Publications (1)

Publication Number Publication Date
CN219853458U true CN219853458U (en) 2023-10-20

Family

ID=88318643

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202321601018.8U Active CN219853458U (en) 2023-06-20 2023-06-20 Inverted lathe

Country Status (1)

Country Link
CN (1) CN219853458U (en)

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