SUMMERY OF THE UTILITY MODEL
The utility model discloses a solve one of above-mentioned technical problem, the technical scheme who adopts is: the horizontal four-power-head six-coordinate numerical control milling and boring machine tool comprises a machine tool base and a numerical control workbench, wherein the numerical control workbench is fixedly installed at the top of the middle section of the machine tool base, a numerical control rotary workbench is installed at the top of a moving seat of the numerical control workbench, two milling and boring power mechanisms which are arranged at intervals in parallel are respectively installed at the tops of the machine tool base on the two sides of the numerical control workbench, the two milling and boring power mechanisms which are oppositely arranged on the two sides of the numerical control workbench are both arranged in a central axis collinear mode, and each milling and boring power mechanism is used for being matched with the numerical control workbench and the numerical control rotary workbench and achieving machining of a corresponding process of a current workpiece.
In any of the above schemes, preferably, a hydraulic clamp is installed on the numerical control workbench, a workpiece is placed on the positioning base of the numerical control rotary workbench, and the hydraulic clamp is used for clamping and positioning the workpiece.
In any of the above schemes, preferably, the milling and boring power mechanism includes a sliding table support fixedly installed at the top of the machine tool base on one side of the numerical control workbench, the sliding table support is perpendicular to the numerical control workbench, a numerical control sliding table is installed on the sliding table support, and a milling and boring power head is installed at the top of the numerical control sliding table.
In any of the above schemes, preferably, the numerical control sliding table and the milling and boring power head at each position are matched with the numerical control workbench and the numerical control rotary workbench, and can complete the processing procedures of milling, boring, drilling and tapping.
In any of the above schemes, preferably, the four milling and boring power heads respectively slide along the corresponding sliding table supports along with the numerical control sliding tables at the corresponding positions.
In any of the above schemes, preferably, the four milling and boring power heads respectively realize translation along a moving coordinate a, a moving coordinate X, a moving coordinate Y and a moving coordinate Z when moving;
the numerical control workbench is translated along a moving coordinate B when moving;
when the numerical control rotary table rotates, the rotation is realized along a rotation coordinate Xs;
the moving coordinate A, the moving coordinate X, the moving coordinate Y and the moving coordinate Z are all perpendicular to the moving coordinate B;
the moving coordinate A and the moving coordinate X are opposite and arranged in a collinear way;
the moving coordinate Y is arranged in a moving coordinate Z pair and is collinear;
the moving coordinate X and the moving coordinate Y are arranged in parallel at intervals;
the moving coordinates A and the moving coordinates Z are arranged in parallel at intervals;
and the moving coordinate A, the moving coordinate X, the moving coordinate Y, the moving coordinate Z, the moving coordinate B and the revolution coordinate Xs form a six-coordinate system.
In any of the above schemes, preferably, each milling and boring power head can independently complete the milling, drilling, boring and tapping processes.
In any of the above schemes, preferably, the four milling and boring power heads and each coordinate in the six-coordinate system can be independently operated, and can also be linked.
In any of the above schemes, preferably, each of the milling and boring power heads adopts a milling and boring power head structure in the prior art and is bolted and installed on the top of the corresponding numerical control sliding table;
each numerical control sliding table adopts a numerical control translation electric sliding table;
the numerical control workbench adopts a precise electric numerical control translation workbench.
In any of the above schemes, preferably, the actions of the numerical control workbench, the numerical control rotary workbench and each milling and boring power mechanism are controlled by an existing numerical control machining center control system.
Compared with the prior art, the beneficial effects of the utility model are as follows:
1. the utility model discloses an adopt four unit heads, two liang of linkages at will of six coordinates, each unit head all can accomplish mill, bore, boring, tapping manufacturing procedure, all can accomplish processing according to the process order, because a clamping, avoided the repeated positioning error of a lot of clamping.
2. The movable workbench moves to the corresponding power head, so that the auxiliary time for tool changing is reduced, and the production efficiency is improved.
The machine tool has various functions and stronger universality, and can realize the following process machining of workpieces in actual use:
1. milling an end face and drilling a central hole;
2. rough milling and finish milling of parallel planes;
3. roughly boring and finely boring the through hole;
4. milling a plane and boring an inner hole;
5. machining processes of drilling a center hole, drilling, reaming a plane and tapping of the oil plug hole;
6. respectively carrying out rough boring and fine boring on a bearing hole and an oil seal hole of the stepped hole;
7. and (5) performing rough and finish milling on end faces and rough and finish boring holes.
Detailed Description
Embodiments of the present invention will be described in detail below with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and therefore are only examples, and the protection scope of the present invention is not limited thereby. The specific structure of the utility model is shown in figures 2-4.
The utility model discloses a time is based on the improvement of going on the basis of the track structure on the current lathe for the cooperation motion that realizes a plurality of boring unit heads that mill realizes the processing to above-mentioned common process.
Example 1:
the horizontal four-power-head six-coordinate numerical control milling and boring machine tool comprises a machine tool base and a numerical control workbench, wherein the numerical control workbench is fixedly mounted at the top of the middle section of the machine tool base, a numerical control rotary workbench is mounted at the top of a moving seat of the numerical control workbench, two milling and boring power mechanisms which are arranged at intervals in parallel are mounted at the tops of the machine tool base on two sides of the numerical control workbench respectively, the two milling and boring power mechanisms which are oppositely arranged on two sides of the numerical control workbench are arranged in a mode that the central axes are collinear, and each milling and boring power mechanism is used for being matched with the numerical control workbench and the numerical control rotary workbench and achieving machining of a corresponding process of a current workpiece.
In any of the above schemes, preferably, a hydraulic clamp is installed on the numerical control workbench, a workpiece is placed on the positioning base of the numerical control rotary workbench, and the hydraulic clamp is used for clamping and positioning the workpiece.
In any of the above schemes, preferably, the milling and boring power mechanism includes a sliding table support fixedly installed at the top of the machine tool base on one side of the numerical control workbench, the sliding table support is perpendicular to the numerical control workbench, the sliding table support is provided with a numerical control sliding table, and the top of the numerical control sliding table is provided with a milling and boring power head.
In any of the above schemes, preferably, the four milling and boring power heads respectively slide along the corresponding sliding table supports along with the numerical control sliding tables at the corresponding positions.
In any of the above schemes, preferably, the four milling and boring power heads respectively realize translation along a moving coordinate a, a moving coordinate X, a moving coordinate Y and a moving coordinate Z when moving;
the numerical control workbench is translated along a moving coordinate B when moving;
when the numerical control rotary table rotates, the rotation is realized along a rotation coordinate Xs;
the moving coordinate A, the moving coordinate X, the moving coordinate Y and the moving coordinate Z are all vertical to the moving coordinate B;
the moving coordinate A and the moving coordinate X are opposite and arranged in a collinear way;
the moving coordinate Y is arranged in a moving coordinate Z pair and is collinear;
the moving coordinate X and the moving coordinate Y are arranged in parallel at intervals;
the moving coordinates A and Z are arranged in parallel at intervals;
and the moving coordinate A, the moving coordinate X, the moving coordinate Y, the moving coordinate Z, the moving coordinate B and the revolution coordinate Xs form a six-coordinate system.
In any of the above schemes, preferably, each milling and boring power head can independently complete the milling, drilling, boring and tapping processes.
In any of the above schemes, preferably, the four milling and boring power heads and each coordinate in the six-coordinate system can be linked in pairs.
Example 2:
the horizontal four-power-head six-coordinate numerical control milling and boring machine tool comprises a machine tool base and a numerical control workbench, wherein the numerical control workbench is fixedly installed at the top of the middle section of the machine tool base, a numerical control rotary workbench is installed at the top of a moving seat of the numerical control workbench, two milling and boring power mechanisms which are arranged at intervals in parallel are respectively installed at the tops of the machine tool base on the two sides of the numerical control workbench, the two milling and boring power mechanisms which are oppositely arranged on the two sides of the numerical control workbench are both arranged in a central axis collinear mode, and each milling and boring power mechanism is used for being matched with the numerical control workbench and the numerical control rotary workbench and achieving machining of a corresponding process of a current workpiece.
In any of the above schemes, preferably, a hydraulic clamp is installed on the numerical control workbench, a workpiece is placed on the positioning base of the numerical control rotary workbench, and the hydraulic clamp is used for clamping and positioning the workpiece.
In any of the above schemes, preferably, the milling and boring power mechanism includes a sliding table support fixedly installed at the top of the machine tool base on one side of the numerical control workbench, the sliding table support is perpendicular to the numerical control workbench, a numerical control sliding table is installed on the sliding table support, and a milling and boring power head is installed at the top of the numerical control sliding table.
In any of the above schemes, preferably, the numerical control sliding table and the milling and boring power head at each position are matched with the numerical control workbench and the numerical control rotary workbench, and the machining processes of milling, boring, drilling and tapping can be completed.
In any of the above schemes, preferably, the four milling and boring power heads respectively slide along the corresponding sliding table supports along with the numerical control sliding tables at the corresponding positions.
In any of the above schemes, preferably, the four milling and boring power heads respectively realize translation along a moving coordinate a, a moving coordinate X, a moving coordinate Y and a moving coordinate Z when moving;
the numerical control workbench is translated along a moving coordinate B when moving;
when the numerical control rotary table rotates, the rotation is realized along a rotation coordinate Xs;
the moving coordinate A, the moving coordinate X, the moving coordinate Y and the moving coordinate Z are all vertical to the moving coordinate B;
the moving coordinate A and the moving coordinate X are opposite and arranged in a collinear way;
the moving coordinate Y is arranged in a moving coordinate Z pair and is collinear;
the moving coordinate X and the moving coordinate Y are arranged in parallel at intervals;
the moving coordinates A and the moving coordinates Z are arranged in parallel at intervals;
and the moving coordinate A, the moving coordinate X, the moving coordinate Y, the moving coordinate Z, the moving coordinate B and the revolution coordinate Xs form a six-coordinate system.
In any of the above schemes, preferably, each milling and boring power head can independently complete the milling, drilling, boring and tapping processes.
In any of the above schemes, preferably, the four milling and boring power heads and each coordinate in the six-coordinate system can be linked in pairs.
In any of the above schemes, preferably, each of the milling and boring power heads adopts a milling and boring power head structure in the prior art and is bolted and installed on the top of the corresponding numerical control sliding table;
each numerical control sliding table adopts a numerical control translation electric sliding table;
the numerical control workbench adopts a precise electric numerical control translation workbench.
In any of the above schemes, preferably, the actions of the numerical control workbench, the numerical control rotary workbench and each milling and boring power mechanism are controlled by an existing numerical control machining center control system.
The specific working principle is as follows:
for example, 1, taking a process of machining an oil plug hole of an end cover (fig. 1 a part) as an example, the whole working principle of the machine tool is explained here for easy understanding, and the specific working process is as follows:
firstly, a workpiece is installed on a clamp, the workpiece is ensured to be installed correctly, a hydraulic clamp automatically clamps the workpiece, a workbench moves to the position of an X-axis transmission moving unit along a B coordinate, a power head of the X-axis position transmission unit is started to rotate to drive a machining tool center drill at the position, a center hole is drilled on an end cover along the X-axis moving direction, a working procedure machining position is determined, then the cutter leaves the workpiece and returns to the original position, the workbench simultaneously moves to the position of a Y-axis transmission moving unit, the power head of the Y-axis position transmission unit is started to rotate to drive a machining tool bottom hole drill at the position, a bottom hole is drilled at the position of the center hole on the end cover along the Y-axis moving direction, then the cutter leaves the workpiece and returns to the original position, and simultaneously the workpiece follows the X coordinate to drill a bottom hole drill at the position on the end cover along with the X coordinate S Rotating coordinate to enable the processing surface of the workpiece to face a Z-axis transmission moving unit, starting a power head of the Z-axis position transmission unit to rotate to drive a processing tool dimple cutter at the position, dimple on the end cover along the X-axis moving direction, then enabling the cutter to leave the workpiece to return to the original position, moving a workbench to the position of the X-axis transmission moving unit and the position of an A-axis transmission moving unit, starting the power head of the A-axis position transmission unit to rotate to drive a processing tool screw tap at the position, tapping on the end cover along the A-axis moving direction, simultaneously starting the power head of the X-axis position transmission unit to rotate to drive a processing tool center drill at the position, drilling a center hole on the end cover along the X-axis moving direction, determining the processing position of the other side of the end cover, circulating according to the process, completing another oil hole on the end cover after the processing, loosening the clamp, and unloading the workpiece, and finishing all the processes.
2. Taking the process of processing two end faces of the bearing seat (the part shown in fig. 1 b) as an example, the whole working principle of the machine tool is explained here for easy understanding, and the specific working process is as follows:
firstly, a workpiece is installed on a clamp, the workpiece is guaranteed to be installed correctly, a hydraulic clamp automatically clamps the workpiece, a power head of a transmission unit for positions of an X axis, a Y axis, a Z axis and an A axis is started to rotate and moves to a machining position along a corresponding coordinate axis, a workbench moves along the direction of the B axis to finish the combination of the X axis and the A axis and the rough milling of two planes of a bearing seat, the Y axis and the Z axis are finished and the finish milling of the two planes are finished, then a cutter leaves the workpiece and returns to the original position, the workbench returns to the original position, the clamp is loosened, the workpiece is dismounted, and the machining process is finished.
3. Taking the step of machining the bearing hole of the universal joint yoke (the part shown in fig. 1 c) as an example, the whole working principle of the machine tool is explained here for easy understanding, and the specific working process is as follows:
firstly, a workpiece is installed on a clamp, the workpiece is guaranteed to be installed correctly, a hydraulic clamp automatically clamps the workpiece, a workbench moves to the position of an X-axis and A-axis transmission moving unit along a B coordinate, a power head of the X-axis and A-axis position transmission unit is started to rotate to drive a machining cutter at the position to roughly bore a bearing hole on a universal joint fork along the moving direction of the X-axis and A-axis, then the cutter leaves the workpiece and returns to the original position, the workbench simultaneously moves to the position of a Y-axis and Z-axis transmission moving unit, the power head of the Y-axis and Z-axis position transmission unit is started to rotate to drive a machining cutter at the position to finely bore the bearing hole on the universal joint fork along the moving direction of the Y-axis, then the cutter leaves the workpiece and returns to the original position, the workbench returns to the original position, the clamp is loosened, the workpiece is unloaded, and the machining process is completed.
4. Taking the process of machining a gear box hole (fig. 1 d part) as an example, the whole working principle of the machine tool is explained here for easy understanding, and the specific working process is as follows:
firstly, a workpiece is installed on a clamp, the workpiece is installed correctly, a hydraulic clamp automatically clamps the workpiece, a workbench moves to the position of an X-axis transmission moving unit along a B coordinate, a power head of the X-axis position transmission unit is started to rotate to drive a machining cutter at the position to roughly bore a large hole on a gear box body along the X-axis moving direction, then the cutter leaves the workpiece and returns to the original position, the workbench simultaneously moves to the position of a Y-axis transmission moving unit, the power head of the Y-axis position transmission unit is started to rotate to drive the machining cutter at the position to finely bore the large hole cutter, the large hole on the gear box body along the Y-axis moving direction is finely bored, then the cutter leaves the workpiece and returns to the original position, and simultaneously the workpiece follows the X coordinate S Rotating the rotary coordinate to make the workpiece surface face the Z-axis transmission unit, starting the power head of the Z-axis position transmission unit to rotate to drive the positionThe small hole rough boring cutter for the machining cutter roughly bores small holes in the gearbox body along the X-axis moving direction, then the cutter leaves a workpiece and returns to the original position, the workbench moves to the A-axis transmission moving unit, the A-axis position transmission gearbox body is started to finely bore the small holes, then the original position is returned, the workbench returns to the original position along the B-coordinate direction, the clamp is loosened, the workpiece is unloaded, and all the procedures are completed.
4. Taking the process of machining a central hole on the milling end surface of a shaft (a part shown in fig. 1 e) as an example, the whole working principle of the machine tool is explained here for convenient understanding, and the specific working process is as follows:
firstly, a workpiece is installed on a clamp, the workpiece is guaranteed to be installed correctly, a hydraulic clamp automatically clamps the workpiece, an X axis is started, a power head of an A axis position transmission unit rotates to drive a milling cutter disc of a machining cutter at the position and moves to the machining position along a corresponding coordinate axis, a workbench moves along a B axis direction to complete an X axis, the A axis combines two planes of a milling shaft, the workbench moves to the position of a Z axis transmission movement unit along the B axis direction to complete a Y axis, the X axis is started, the power head of the A axis position transmission unit rotates to drive a center drill of the machining cutter at the position and moves along the corresponding coordinate axis, a center hole is drilled on the workpiece, then the cutter leaves the workpiece and returns to the original position, the workbench returns to the original position, the clamp is loosened, the workpiece is unloaded, and the machining process is completed.
The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not substantially depart from the scope of the embodiments of the present invention, and are intended to be covered by the claims and the specification; to those skilled in the art, any alternative improvements or changes made to the embodiments of the present invention are all within the scope of the present invention.
The parts of the present invention not described in detail are the known techniques of those skilled in the art.