Vertical and horizontal turning and milling combined machine tool

Abstract

The utility model discloses a vertical and horizontal turning and milling compound machine tool, which relates to the technical field of compound machine tool rotary tables and comprises a machine base, a stand column, a cross beam, a slide carriage box, a ram and a rotary table device, the stand column is slidably connected to the machine base through an X-axis sliding seat, the cross beam is slidably mounted on the stand column along a Z axis, the slide carriage box is slidably mounted on the cross beam along a Y axis, and the ram is mounted on the rotary table device. The ram is installed on the sliding box in a sliding mode along the Z axis, the rotary table device comprises a rotary table body and a rotary table support, the rotary table body is installed on the rotary table support in a rotating mode, the rotary table support is provided with a lifting grabbing mechanism, and after the lifting grabbing mechanism is in butt joint with the ram or the cross beam, the lifting grabbing mechanism can grab the ram or the cross beam. And the rotary table device realizes vertical and horizontal conversion along with the movement of the machine tool. Therefore, the characteristics of the machine tool are fully utilized, vertical and horizontal conversion of the large machine tool rotary table is achieved, the use range of the machine tool is expanded, and the machining requirement for complex workpieces is met.

Description

TECHNICAL FIELD

[0001] The utility model relates to compound lathe rotary table technical field, concretely relates to a vertical, horizontal lathe milling compound lathe. BACKGROUND

[0002] According to the position of lathe spindle, the existing lathe can be generally divided into horizontal and vertical, the horizontal lathe is suitable for processing small diameter, long length parts, such as crankshaft, flange plate etc., and the vertical lathe is suitable for processing large diameter, short length workpieces, such as water turbine blade, generator rotor etc.. Generally, the lathe that can process multiple types of workpieces is called lathe milling compound lathe, and the large and heavy lathe milling compound lathe is the development trend of the existing numerical control machine tool, and is one of the most popular machining processes in the current mechanical processing field, and the lathe rotary table of the lathe milling compound lathe is a very important component in the lathe milling compound lathe.

[0003] The existing lathe rotary table is generally fixed, and the volume is large, and some parts (such as fan blade) not only have complex arc curved surfaces, but also the length of the parts is generally long, even if the advanced gantry type lathe milling compound lathe is used, the workpiece or the rotary table still needs to be moved multiple times due to the limitation of the machining angle and the size, and the weight of the rotary table of the large lathe milling compound lathe is extremely large, and generally can only be moved by the lifting of the crane, and the precision of the crane is limited, which not only easily causes movement error, but also needs to rebuild the coordinate system after the movement is completed, thereby affecting the machining precision of the workpiece. UTILITY MODEL CONTENTS

[0004] In order to overcome the above defects, the utility model provides a vertical, horizontal lathe milling compound lathe, which fully utilizes the characteristics of the lathe, realizes the vertical and horizontal conversion of the lathe rotary table, thereby expanding the use range of the lathe and meeting the machining requirements of complex workpieces.

[0005] In order to achieve the above purpose, the utility model provides a vertical, horizontal lathe milling compound lathe, a lathe bed, a column, a crossbeam, a slide plate box, a ram and a rotary table device, the column is slidably connected to the lathe bed through an X-axis sliding seat, the crossbeam is slidably installed on the column along the Z-axis, the slide plate box is slidably installed on the crossbeam along the Y-axis, the ram is slidably installed on the slide plate box along the Z-axis, the rotary table device comprises a rotary table body and a rotary table support, the rotary table body is rotatably installed on the rotary table support, the rotary table support is provided with a lifting grabbing mechanism, when the lifting grabbing mechanism is connected with the ram or the crossbeam, the rotary table device realizes the vertical and horizontal conversion with the movement of the lathe.

[0006] Preferably, the lifting and grabbing mechanism comprises a lifting seat and a lifting pin fixed to the lifting seat, the lifting seat is hinged to one side of the rotary table support through a rotating shaft, the bottom of the ram or the cross beam is provided with a pin connecting seat matched with the lifting pin.

[0007] Preferably, the machine base is provided with an X-direction guide rail, the rotary table support is provided with a supporting wheel sliding on the X-direction guide rail, and the supporting wheel is away from the hinged side of the lifting seat.

[0008] Preferably, the lower surface of the lifting seat is further provided with a supporting block, and the supporting block is used to ensure that the lifting seat is always in a horizontal state.

[0009] Preferably, the machine base is further provided with a rotary table locking device.

[0010] Preferably, the rotary table vertical locking device comprises a vertical locking seat, the rotary table horizontal locking device comprises a horizontal locking seat, the rotary table support is provided at the bottom with a vertical pin used for clamping the vertical locking seat, and the side of the rotary table support is provided with a horizontal pin used for clamping the horizontal locking seat.

[0011] After the above technical scheme is adopted, the beneficial technical effects of the utility model are as follows:

[0012] 1. Since the rotary table support is fixed to the bottom of the rotary table body, the lifting and grabbing mechanism is arranged between the rotary table support and the ram, the lifting and grabbing mechanism can lift the rotary table device and move along the X-direction. The rigidity of the machine column and the cross beam is very large, and during the above movement, the stability of the compound machine tool itself is reasonably utilized, even if the mass of the rotary table body is large, the position or angle can still be changed, and no additional lifting equipment is needed, the machining precision is ensured, higher degree of automation can be further realized, and the machining demand of complex workpieces can be met.

[0013] 2. Since the lifting seat is hinged to one side of the rotary table support, when the grabbing seat at the bottom of the ram lifts the lifting seat, the rotary table support is automatically rotated by a certain angle under the action of gravity, and during the movement of the column and the cross beam by a certain distance, the distance that the supporting wheel at the bottom of the rotary table support moves along the X-direction guide rail is controlled, so that the switching between the vertical compound rotary table and the horizontal compound rotary table can be realized, even if a long workpiece is encountered, the machining can still be realized on the same compound machine tool, and the workpiece does not need to be moved additionally, so that the efficiency is higher, and the machining precision can be ensured. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 is a reference schematic view of the rotary table body of the utility model in a vertical machining state;

[0015] Figure 2is a structural schematic view of the turntable body being lifted by a certain angle in the utility model;

[0016] Figure 3 is a reference schematic view of the turntable body in horizontal machining state of the utility model;

[0017] Figure 4 is a three-dimensional state reference schematic view of the vertical and horizontal turning and milling combined machine tool of the utility model;

[0018] In the drawing,

[0019] 1, machine base;11, vertical column;111, X-axis sliding seat;12, cross beam;13, slide box;14, ram;141, draw-in connection seat;15, vertical locking seat;16, horizontal locking seat;17, X-direction guide rail;

[0020] 2, turntable device;21, turntable body;22, turntable support;221, vertical draw-in;222, horizontal draw-in;223, supporting wheel;

[0021] 3, hoisting seat;31, supporting block;32, lifting draw-in;33, rotating shaft. Specific implementation

[0022] In order to make the purpose, technical scheme and advantages of the utility model more clear and obvious, the utility model is further described in detail below by combining with the drawings and examples, and it should be understood that the specific examples described here are only used to explain the utility model, and are not used to limit the utility model.

[0023] See Figures 1-4 The utility model provides a vertical and horizontal turning and milling combined machine tool, including machine base 1, vertical column 11 and turntable device 2, machine base 1 is fixedly connected to ground, and vertical column 11 is slidably connected to machine base 1 through X-axis sliding seat 111;Vertical column 11 is installed with cross beam 12 reciprocating along Z axis, and cross beam is slidably installed with slide box 13 reciprocating along Y axis, and slide box 13 is slidably installed with ram 14 reciprocating along Z axis, and turntable device 2 includes turntable body 21, and the bottom of turntable body 21 is rotatably installed in turntable support 22, and lifting and grabbing mechanism is arranged between turntable support 22 and ram 14, when lifting and grabbing mechanism is butted with ram or cross beam, turntable device realizes vertical and horizontal conversion along with the movement of machine tool.The most commonly used working state of turntable device is two, namely vertical and horizontal.Lifting and grabbing mechanism temporarily fixes turntable device, along with the movement of the vertical column of machine tool, and the switching between vertical and horizontal can be realized during the movement.The utility model is especially suitable for large-span gantry type numerical control machine tool, and can also be suitable for dynamic column type numerical control machine tool.

[0024] The machine base 1 is used for supporting, when the X-axis sliding seat 111 slides, the vertical column 11 is driven to move synchronously, and movement is realized. The utility model is prior to be applicable to gantry type numerical control machine tool, also can be applicable to movable column type numerical control machine tool. The crossbeam 12, the slide plate box 13 and the ram 14 are all mature prior art, and have more applications in numerical control machine tools. By using the characteristics of the ram 14 and the crossbeam 12, the lifting and movement of the rotary table device 2 can be realized by using the grabbing mechanism, the grabbing mechanism is various, in addition to using the pull pin connecting seat 141, a mechanical hand can also be directly installed, by using the rigidity of the crossbeam 12 and the vertical column 11, in addition to moving the rotary table device 2, the rotary table device 2 can also be used to move the tailstock, large workpieces and the like, and can replace a travelling crane. The lifting grabbing mechanism can be directly arranged at the bottom of the crossbeam 12, and the angle of the rotary table support 22 is adjusted by lifting the crossbeam 12. In actual use, the bottom of the ram 14 is generally provided with the pull pin connecting seat 141 for installing a power turret, and therefore the model of the lifting pull pin 32 on the hoisting seat 3 is set to be consistent, so that quick grabbing can be realized, and almost no additional connecting piece needs to be added.

[0025] Referring to Figure 2 The lifting grabbing mechanism comprises a hoisting seat 3 and a lifting pull pin 32 fixed to the hoisting seat 3, the hoisting seat 3 is hinged to one side of the rotary table support 22 through a rotating shaft 33, the bottom of the ram 14 is provided with a pull pin connecting seat 141, and the pull pin connecting seat 141 corresponds to the lifting pull pin 32. When the ram 14 moves above the hoisting seat 3, it moves downward, cooperates with a hydraulic lock to realize clamping and fixing of the pull pin, the ram 14 moves upward, drives the rotary table support 22 to rotate by a certain angle around the rotating shaft 33, and realizes vertical and horizontal conversion. If the width of the machine base 1 is large enough, the rotary table support 22 can also be directly dragged to a specified position through the supporting wheel 222 and then be turned over. In machining, the moving distance is set in advance, the specified position is reached, and the requirement of programming is met. The pull pin, the lifting and locking assembly used in cooperation with the pull pin and the pull pin connecting seat are mature prior art, and can refer to the patent document with the patent number CN219582175U and the name of a pentahedron spindle pair capable of automatically changing angle, which has a more detailed description.

[0026] The machine base 1 is provided with an X-direction guide rail 17, the rotary table support 22 is provided with a supporting wheel 222 sliding on the X-direction guide rail 17, and the supporting wheel 222 is away from one side of the hoisting seat 3. The supporting wheel 222 and the X-direction guide rail 17 are used for reducing the friction of movement and realizing accurate guidance, and ensuring the position accuracy after movement.

[0027] The bottom of the ram 14 is provided with a pull pin connecting seat 141 corresponding to the lifting pull pin 32. The supporting block 31 is used for ensuring that the hoisting seat 3 is in a horizontal state before being connected, and facilitating accurate clamping.

[0028] The utility model discloses a machine base 1 still is fixed with the rotary table locking device. Rotary table locking device is used for the locking fixed of adjusting rotary table position, and it is convenient for steady realization mechanical processing.

[0029] The utility model discloses a rotary table locking device includes vertical locking seat 15 and horizontal locking seat 16, and the rotary table support 22 bottom is equipped with the vertical pull -in nail 221 for the joint vertical locking seat 15, and the lateral surface of rotary table support 22 is fixed with horizontal pull -in nail for the joint horizontal locking seat 16. The common processing state of rotary table body 21 in rotary table device 2 is two, one is vertical ( Figure 1 ), and one is horizontal ( Figure 3 ), according to different processing state, respectively utilize vertical locking seat 15 or horizontal locking seat 16 and lock rotary table support 22.

[0030] Of course, the utility model can also have other various embodiments, without departing from the utility model spirit and its essence, the skilled person of the art can make various corresponding changes and deformation according to the utility model, but these corresponding changes and deformation all should belong to the protection scope of the utility model attached claim.

Claims

1. A vertical and horizontal milling compound machine tool, comprising: a machine base, a column, a beam, a slide box, a ram and a rotary table device, the column is slidably connected to the machine base through an X-axis slide seat, the beam is slidably installed on the column along a Z-axis, the slide box is slidably installed on the beam along a Y-axis, and the ram is slidably installed on the slide box along a Z-axis, characterized in that, the rotary table device comprises a rotary table body and a rotary table support, the rotary table body is rotatably installed on the rotary table support, the rotary table support is provided with a lifting gripping mechanism, and when the lifting gripping mechanism is docked with the ram or the beam, the rotary table device realizes vertical and horizontal conversion with the movement of the machine tool.

2. The combined vertical / horizontal milling and turning machine according to claim 1, characterized in that, The lifting gripping mechanism comprises a lifting seat and a lifting pull pin fixed to the lifting seat, the lifting seat is hinged to one side of the rotary table support through a rotating shaft, and the bottom of the ram or the beam is provided with a pull pin connecting seat matched with the lifting pull pin.

3. The combined vertical / horizontal milling and turning machine according to claim 2, characterized in that, The machine base is provided with an X-direction guide rail, the bottom of the rotary table support is provided with a supporting wheel sliding on the X-direction guide rail, and the supporting wheel is away from the hinged side of the lifting seat.

4. The combined vertical / horizontal milling machine according to claim 2, characterized in that, The lower surface of the lifting seat is further provided with a supporting block, which is used to ensure that the lifting seat is always in a horizontal state.

5. The combined vertical / horizontal milling machine according to claim 1, characterized in that, The machine base is further provided with a rotary table vertical locking device and a rotary table horizontal locking device.

6. The combined vertical / horizontal milling and turning machine according to claim 5, characterized in that, The rotary table vertical locking device comprises a vertical locking seat, the rotary table horizontal locking device comprises a horizontal locking seat, the bottom of the rotary table support is provided with a vertical pull pin for clamping the vertical locking seat, and the side of the rotary table support is provided with a horizontal pull pin for clamping the horizontal locking seat.

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