CN222552191U - A CNC vertical lathe center device - Google Patents
A CNC vertical lathe center device Download PDFInfo
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- CN222552191U CN222552191U CN202420109178.9U CN202420109178U CN222552191U CN 222552191 U CN222552191 U CN 222552191U CN 202420109178 U CN202420109178 U CN 202420109178U CN 222552191 U CN222552191 U CN 222552191U
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Abstract
本实用新型适用于车床技术领域，提供了一种数控立车式车床顶尖装置，包括：机床床台，所述机床床台上安装有主轴固定盖；法兰底座，所述法兰底座安装在所述主轴固定盖上；支撑组件，安装在所述法兰底座上，所述支撑组件上安装有可旋转顶尖；夹持组件，安装在机床主轴上，工件的一端位于夹持组件中，工件的另一端通过可旋转顶尖顶紧。本实用新型设置有夹持组件和可旋转顶尖，在对工件进行加工时，先带动可旋转顶尖远离车床的主轴，将工件的一端固定在夹持组件中，再带动可旋转顶尖旋转至车床主轴回转轴向上，并自动下压顶尖顶尖工件，即可正常加工。
The utility model is applicable to the technical field of lathes, and provides a CNC vertical lathe center device, including: a machine tool bed, on which a spindle fixing cover is installed; a flange base, on which the flange base is installed; a support assembly, which is installed on the flange base, on which a rotatable center is installed; a clamping assembly, which is installed on the machine tool spindle, one end of the workpiece is located in the clamping assembly, and the other end of the workpiece is tightened by the rotatable center. The utility model is provided with a clamping assembly and a rotatable center. When processing a workpiece, the rotatable center is first driven away from the spindle of the lathe, one end of the workpiece is fixed in the clamping assembly, and then the rotatable center is driven to rotate upward to the rotation axis of the spindle of the lathe, and the center is automatically pressed down to the top of the workpiece, and normal processing can be performed.
Description
Technical Field
The utility model belongs to the technical field of lathes, and particularly relates to a numerical control vertical lathe center device.
Background
When the workpiece is processed and turned, the workpiece is clamped by a chuck to directly perform rough turning or finish turning, the overhanging length is not more than 5 times of the diameter when the diameter of the workpiece is larger than 30mm, the overhanging length is not more than 3 times of the diameter when the diameter of the workpiece is smaller than 30mm, if the overhanging length is longer, the workpiece rigidity is weakened, the phenomenon of vibration occurs during processing, and if the situation is serious, the serious consequences such as fracture or throwing out of a workpiece to generate a collision machine can possibly occur.
The numerical control lathe is divided into a horizontal lathe and a vertical lathe, and is mainly characterized in that a main shaft of the horizontal lathe is arranged on the left side of the lathe, the main shaft of the horizontal lathe is horizontally arranged on the lathe bed, and the main shaft of the vertical lathe is vertically arranged above the lathe bed. The horizontal lathe is used for machining longer shaft parts, the horizontal lathe is generally provided with a tailstock center auxiliary function, a center hole is drilled on the end face of a workpiece before clamping, machining is easy to achieve through matching with a center, the center can play a role in centering and positioning, rigidity of the workpiece is improved, vibration of the workpiece is prevented, machining of the longer shaft parts on the vertical numerical control lathe is difficult to achieve, and the existing vertical numerical control lathe on the market is suitable for machining large-size, large-diameter and short-length workpieces, such as discs, hubs and gear blanks, and basically cannot be used for machining the longer shaft parts, so that the machining range of the vertical lathe is limited.
Disclosure of utility model
The embodiment of the utility model aims to provide a numerical control vertical lathe center device, which aims to solve the problems in the background technology.
The embodiment of the utility model is realized in such a way that the numerical control vertical lathe center device comprises:
the machine tool table is provided with a main shaft fixing cover;
the flange base is arranged on the main shaft fixing cover;
the support assembly is arranged on the flange base, and a rotatable center is arranged on the support assembly;
The clamping assembly is arranged on the machine tool spindle, one end of the workpiece is positioned in the clamping assembly, and the other end of the workpiece is tightly propped up through the rotatable top tip.
Preferably, the support assembly comprises:
the support connecting rod is arranged on the flange base;
the positioning transition plate is arranged on the supporting connecting rod, and the rotatable center is arranged on the positioning transition plate.
Preferably, the rotatable tip comprises:
the rotary cylinder is arranged on the positioning transition plate;
the piston rod of the rotary cylinder is connected with one end of the cross arm;
the rotating center is connected with the other end of the cross arm.
Preferably, the clamping assembly comprises:
The hydraulic chuck is arranged on a main shaft of the machine tool;
And the clamping jaw is arranged on the hydraulic chuck, and one end of the workpiece is fixed in the clamping jaw.
Preferably, the main shaft fixing cover is installed on the machine tool table through a first bolt, the flange base is installed on the main shaft fixing cover through a second bolt, the support connecting rod is connected with the positioning transition plate through a third bolt, the rotary cylinder is connected with the rotary cylinder through a fourth bolt, and the cross arm is connected with the rotary cylinder through a fifth bolt.
According to the numerical control vertical lathe center device, the clamping assembly and the rotatable center are arranged, when a workpiece is machined, the rotatable center is driven to be far away from a main shaft of a lathe, one end of the workpiece is fixed in the clamping assembly, then the rotatable center is driven to rotate to the rotating shaft direction of the main shaft of the lathe, and the workpiece with the pointed center is automatically pressed down, so that normal machining can be achieved.
Drawings
Fig. 1 is a schematic structural diagram of a numerical control vertical lathe center device provided by an embodiment of the utility model;
Fig. 2 is another schematic structural diagram of a numerical control vertical lathe center device according to an embodiment of the present utility model;
Fig. 3 is an exploded view of a rotatable center in a center device of a numerically controlled vertical lathe according to an embodiment of the present utility model;
Fig. 4 is a schematic structural diagram of a clamping assembly in a numerical control vertical lathe center device according to an embodiment of the present utility model.
In the drawing, a 1-flange base, a 2-supporting connecting rod, a 3-positioning transition plate, a 4-rotating cylinder, a 5-cross arm, a 6-rotating center, a 7-machine tool table, an 8-spindle fixing cover, a 9-hydraulic chuck, a 10-claw, a 11-workpiece, a 12-first bolt, a 13-second bolt, a 14-third bolt, a 15-fourth bolt and a 16-fifth bolt are arranged.
Detailed Description
The present utility model will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.
Specific implementations of the utility model are described in detail below in connection with specific embodiments.
As shown in fig. 1 to 2, a structure diagram of a numerical control vertical lathe center device according to an embodiment of the present utility model includes:
a machine tool table 7, wherein a spindle fixing cover 8 is arranged on the machine tool table 7;
The flange base 1 is arranged on the main shaft fixing cover 8;
The support component is arranged on the flange base 1 and is provided with a rotatable center;
The clamping assembly is arranged on the machine tool spindle, one end of the workpiece 11 is positioned in the clamping assembly, and the other end of the workpiece 11 is tightly propped up through the rotatable top tip.
In one embodiment of the utility model, the numerical control vertical lathe center device is provided with a clamping assembly and a rotatable center, when a workpiece 11 is processed, the rotatable center is driven to be far away from a main shaft of a lathe, one end of the workpiece 11 is fixed in the clamping assembly, the rotatable center is driven to rotate to the rotating shaft direction of the main shaft of the lathe, and the workpiece 11 with the pointed center is automatically pressed down, so that normal processing can be performed (the center of the rotatable center is required to be adjusted to coincide with the axis of the main shaft of the lathe before processing).
As shown in fig. 1 and 3, as a preferred embodiment of the present utility model, the support assembly includes:
a support connecting rod 2 mounted on the flange base 1;
And the positioning transition plate 3 is arranged on the support connecting rod 2, and the rotatable center is arranged on the positioning transition plate 3.
The lower ends of the four support connecting rods 2 are fixed on the flange base 1 in a threaded fit manner, and the upper ends of the four support connecting rods are provided with a transition plate 3 in a fit positioning manner and serve as a support platform of the rotatable center.
As shown in fig. 3, as another preferred embodiment of the present utility model, the rotatable center includes:
A rotary cylinder 4 mounted on the positioning transition plate 3;
The piston rod of the rotary cylinder 4 is connected with one end of the cross arm 5;
and the rotating center 6 is connected with the other end of the cross arm 5.
The rotary cylinder 4 is started to drive the cross arm 5 to rotate, the rotary center 6 is fixed on the cross arm 5 through the Morse cone, and the rotary center 6 can be driven to rotate through the cross arm 5.
As shown in fig. 4, as a preferred embodiment of the present utility model, the clamping assembly includes:
A hydraulic chuck 9 mounted on the machine tool spindle;
A claw 10 mounted on the hydraulic chuck 9, and one end of the workpiece 11 is fixed in the claw 10.
The jaws 10 are mounted on the hydraulic chuck 9, and the workpiece 11 is clamped by the jaws 10 through lathe control.
As shown in fig. 3 to 4, as a preferred embodiment of the present utility model, the spindle fixing cover 8 is mounted on the machine tool table 7 by a first bolt 12, the flange base 1 is mounted on the spindle fixing cover 8 by a second bolt 13, the support connection rod 2 is connected to the positioning transition plate 3 by a third bolt 14, the rotary cylinder 4 is connected to the rotary cylinder 4 by a fourth bolt 15, and the cross arm 5 is connected to the rotary cylinder 4 by a fifth bolt 16.
When the device is installed, firstly, only six first bolts 12 are required to be removed, the main shaft fixing cover 8 is not required to be removed, the flange base 1 is directly placed on the main shaft fixing cover 8 by utilizing the holes of the main shaft fixing cover 8 and six corresponding threaded holes of the machine tool table 7, corresponding positions are good (the two outermost threaded holes of the four threaded holes of the support connecting rods 2 need to be considered to be the size which cannot approach the maximum rotation diameter of the machine tool when the flange base 1 is manufactured, the whole numerical control vertical lathe center device needs to be designed at the left side of the main shaft, namely the opposite surface of a machining tool, in order to prevent the device from interfering with the machining, the positions of the six light holes are consistent with the hole positions of the main shaft fixing cover 8, the centers of the four threaded holes and the six light holes coincide with the rotation center of the main shaft of the machine tool of the flange base 1) and are pressed by six second bolts 13, the lower ends of the four support connecting rods 2 are fixed on the flange base 1 in a threaded fit manner, the upper ends of the four support connecting rods 2 are matched with a positioning transition plate 3 (the length of the positioning transition plate 3 cannot be close to the maximum rotation diameter of a machine tool, the width of the positioning transition plate is set in consideration of the rotation diameter of a workpiece, the positioning transition plate 3 is provided with four counter bores for positioning the support connecting rods 2 and counter bores for positioning the rotary cylinder 4), the four third bolts 14 are used for pressing and fixing the four support connecting rods 2, the rotary cylinder 4 is tightly and fixedly arranged on the positioning transition plate 3 by using four fourth bolts 15 (the type of the rotary cylinder 4 can be a MKB50-50R heavy-duty rotary pressing type cylinder, the top end of a piston rod in the rotary cylinder 4 is provided with a positioning square groove, the position of a positioning cross arm 5 is convenient, the position of the fixed rotary cylinder 4 is fully in consideration of the distance relation with the rotation axis of a machine tool spindle, ensuring that the distance between the axis of a piston rod on the rotary cylinder 4 and the axis of a machine tool spindle is equal to two hole distances on the cross arm 5), wherein the cross arm 5 (the Morse taper hole of the cross arm 5 for installing the rotary center 6 is coaxial and concentric with the machine tool spindle, and the hole distance between the calculated hole of the cross arm 5 matched with the piston rod and the hole of the cross arm 5 matched with the rotary center 6 is equal to the distance between the axis of the piston rod on the rotary cylinder 4 and the axis of the machine tool spindle, and the cross arm 5 matched with the piston rod is better in transition matching precision) is positioned and fixed on the piston rod of the rotary cylinder 4 by using a positioning square groove, and is tightly pressed and screwed by using a fifth bolt 16.
The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the utility model.
Claims (5)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202420109178.9U CN222552191U (en) | 2024-01-17 | 2024-01-17 | A CNC vertical lathe center device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202420109178.9U CN222552191U (en) | 2024-01-17 | 2024-01-17 | A CNC vertical lathe center device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN222552191U true CN222552191U (en) | 2025-03-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202420109178.9U Active CN222552191U (en) | 2024-01-17 | 2024-01-17 | A CNC vertical lathe center device |
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| Country | Link |
|---|---|
| CN (1) | CN222552191U (en) |
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2024
- 2024-01-17 CN CN202420109178.9U patent/CN222552191U/en active Active
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