Multifunctional supporting chassis for numerical control machine tool
Technical Field
The invention relates to the field of numerical control machine tools, in particular to a supporting chassis for a multifunctional numerical control machine tool.
Background
The numerical control machine is an automatic machine tool equipped with a program control system, the control system can logically process a program specified by a control code or other symbolic instructions, and parts are automatically machined according to the shape and the size required by a drawing; the numerical control machine tool well solves the problem of complex, precise, small-batch and multi-variety part processing, is a flexible and high-efficiency automatic machine tool, and when the numerical control machine tool is used, a supporting chassis is required to be utilized to enable the numerical control machine tool to be more stable in the using process; the existing supporting chassis has low clamping flexibility, is not beneficial to fixing numerical control machines with different specifications, and reduces the actual production efficiency; therefore, there is a need for improvements in the prior art.
Disclosure of Invention
The invention aims to provide a supporting chassis for a multifunctional numerical control machine tool, which aims to solve the problems in the prior art.
In order to achieve the purpose, the invention provides the following technical scheme:
a supporting chassis for a multifunctional numerical control machine tool comprises a base, wherein a lifting table is movably mounted at the upper end of the base, a supporting seat is assembled on the lifting table, and a limiting mechanism is distributed on the supporting seat; as a further scheme of the invention: the limiting mechanism comprises limiting plates, two vertical limiting plates are arranged on the supporting seat at intervals, the limiting plates and the supporting seat are installed in a sliding mode, a pressure sensor is installed on one side of each limiting plate, and a plurality of driving mechanisms are arranged on one side, away from the pressure sensor, of each limiting plate at equal intervals; the driving mechanism comprises a driving chamber, the driving chamber is fixed on the supporting seat, a horizontal lead screw is assembled in the driving chamber, one end of the lead screw extends to the outer side of the driving chamber and is fixedly connected with the limiting plate through a connecting block, one end of the lead screw, which is far away from the limiting plate, is fixedly connected with a horizontal telescopic rod, the telescopic rod is fixed in the driving chamber, a nut is installed on the lead screw in a transmission manner, a worm wheel is assembled on the periphery of the nut, a worm meshed with the worm wheel in a transmission manner is assembled in the driving chamber, and one end; the inside intermediate position of supporting seat is equipped with the refrigeration fan, and the one end of refrigeration fan is connected with the outside intercommunication of air-out board and supporting seat.
As a further scheme of the invention: two vertical fixing frames are arranged on the upper end face of the base at intervals, two sides of the lifting platform are respectively installed with the fixing frames in a sliding mode, and the section of the lifting platform is T-shaped; a plurality of sliding blocks are uniformly assembled on the inner side of the base, and a horizontal telescopic hydraulic cylinder is fixedly connected to one side of each sliding block; an inclined first connecting rod is assembled between the lower end of the lifting platform and the sliding block, two ends of the first connecting rod are rotatably installed with the lifting platform and the sliding block respectively, and a limiting spring is assembled between one side of the first connecting rod and the lifting platform.
As a further scheme of the invention: the lower extreme of supporting seat evenly is equipped with a plurality of vertical shock attenuation poles, and the cross-section of shock attenuation pole becomes the T type of putting upside down, and the shock attenuation pole extends to the inside of elevating platform and the elevating platform between be equipped with vertical first damping spring, evenly is equipped with a plurality of vertical second damping spring between the lower extreme of supporting seat and the elevating platform.
As a further scheme of the invention: the elevating platform equidistance is opened has a plurality of convex spouts, and the lower extreme of supporting seat evenly is equipped with the second connecting rod of a plurality of slopes, and the one end of second connecting rod rotates the installation with the supporting seat and the other end is equipped with the roller, and the roller extends to in the spout and be connected with buffer spring between the spout.
As a further scheme of the invention: the lower extreme of base evenly is equipped with a plurality of universal wheels, has laid locking switch on the universal wheel, and the universal wheel is connected with pedestal mounting via the assembly seat, and the cross-section of assembly seat becomes the T type, and the assembly seat extends to the base inside and with the base between be equipped with third damping spring.
As a further scheme of the invention: the lower extreme of base evenly is equipped with vertical hydraulic cylinder, is equipped with the locating piece on hydraulic cylinder's the executive rod.
As a further scheme of the invention: the bottom surface of the positioning block is provided with uniform anti-skid lines.
Compared with the prior art, the invention has the beneficial effects that: the supporting chassis for the numerical control machine tool controls the limiting plate to move through the operation of the worm, so that the numerical control machine tools with different specifications can be conveniently clamped and fixed, the transmission precision of the worm and gear is high, the worm and gear has a self-locking characteristic, the operation of the screw rod is easy to control, and the clamping force of the limiting plate can be controlled by assembling the pressure sensor on the limiting plate, so that the numerical control machine tool is prevented from being damaged; the shock absorption structure is arranged between the supporting seat and the limiting plate, so that the shock of the numerical control machine tool during assembly and operation is effectively reduced; the cooling fan is arranged in the supporting seat, so that the machine tool can be cooled, and the long-term effective operation of the machine tool is ensured; in addition, the lifting table is controlled to move along the fixing frame through the telescopic hydraulic cylinder, so that the height of the numerical control machine tool is easy to adjust and the lifting is more stable.
Drawings
Fig. 1 is a schematic structural view of a support chassis for a multifunctional numerical control machine.
Fig. 2 is an enlarged view of a portion a in fig. 1.
FIG. 3 is a schematic layout view of a positioning block under a base in a supporting chassis for a multifunctional numerical control machine.
FIG. 4 is a schematic view showing the connection between the universal wheel and the base in the supporting chassis for the multifunctional numerical control machine.
In the figure: 1-base, 2-universal wheel, 3-fixed frame, 4-lifting platform, 5-supporting seat, 6-limiting plate, 7-sliding block, 8-telescopic hydraulic cylinder, 9-first connecting rod, 10-limiting spring, 11-refrigerating fan, 12-air outlet plate, 13-damping rod, 14-first damping spring, 15-second damping spring, 16-sliding groove, 17-second connecting rod, 18-buffer spring, 19-roller, 20-connecting block, 21-screw rod, 22-telescopic rod, 23-driving chamber, 24-worm wheel, 25-nut, 26-worm, 27-assembling seat, 28-third damping spring, 29-lifting hydraulic cylinder and 30-positioning block.
Detailed Description
In the description of the present invention, it should be understood that the terms "upper", "lower", "front", "back", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only used for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be configured and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
Example 1
Referring to fig. 1-4, a supporting chassis for a multifunctional numerical control machine tool comprises a base 1, wherein a lifting table 4 is movably mounted at the upper end of the base 1, a supporting seat 5 is mounted on the lifting table 4, and a limiting mechanism is arranged on the supporting seat 5; the limiting mechanism comprises limiting plates 6, two vertical limiting plates 6 are arranged on the supporting seat 5 at intervals, the limiting plates 6 and the supporting seat 5 are installed in a sliding mode, a pressure sensor is installed on one side of each limiting plate 6, and a plurality of driving mechanisms are arranged on one side, away from the pressure sensor, of each limiting plate 6 at equal intervals; the driving mechanism comprises a driving chamber 23, the driving chamber 23 is fixed on the supporting seat 5, a horizontal screw rod 21 is assembled in the driving chamber 23, one end of the screw rod 21 extends to the outer side of the driving chamber 23 and is fixedly connected with the limiting plate 6 through a connecting block 20, one end of the screw rod 21, which is far away from the limiting plate 6, is fixedly connected with a horizontal telescopic rod 22, the telescopic rod 22 is fixed in the driving chamber 23, a nut 25 is installed on the screw rod 21 in a transmission manner, a worm wheel 24 is assembled on the periphery of the nut 25, a worm 26 which is in transmission engagement with the worm wheel 24 is assembled in the driving chamber 23, and one end of the worm; the inside intermediate position of supporting seat 5 is equipped with refrigeration fan 11, and the one end of refrigeration fan 11 is connected with the outside intercommunication of play tuber plate 12 and supporting seat 5 for cool off the digit control machine tool of assembly, ensure the effective operation of lathe.
Furthermore, two vertical fixing frames 3 are arranged on the upper end face of the base 1 at intervals, two sides of the lifting platform 4 are respectively installed with the fixing frames 3 in a sliding mode, and the section of the lifting platform 4 is T-shaped; a plurality of sliding blocks 7 are uniformly assembled on the inner side of the base 1, and one side of each sliding block 7 is fixedly connected with a horizontal telescopic hydraulic cylinder 8; be equipped with the first connecting rod 9 of slope between the lower extreme of elevating platform 4 and the slider 7, the both ends of first connecting rod 9 rotate the installation with elevating platform 4 and slider 7 respectively, are equipped with spacing spring 10 between 9 one side of first connecting rod and the elevating platform 4 to order about elevating platform 4 through flexible pneumatic cylinder 8 and steadily go up and down.
Further, the lower extreme of supporting seat 5 evenly is equipped with a plurality of vertical shock attenuation poles 13, and the cross-section of shock attenuation pole 13 becomes the T type of putting upside down, shock attenuation pole 13 extend to the inside of elevating platform 4 and with the elevating platform 4 between be equipped with vertical first damping spring 14, evenly be equipped with a plurality of vertical second damping spring 15 between the lower extreme of supporting seat 5 and the elevating platform 4.
Furthermore, a plurality of arc-shaped sliding grooves 16 are equidistantly formed in the lifting platform 4, a plurality of inclined second connecting rods 17 are uniformly assembled at the lower end of the supporting seat 5, one end of each second connecting rod 17 is rotatably installed on the supporting seat 5, a roller 19 is assembled at the other end of each second connecting rod 17, each roller 19 extends into each sliding groove 16, and a buffer spring 18 is connected between each roller 19 and each sliding groove 16 to reduce vibration impact during assembly and operation of the machine tool.
Further, the lower extreme of base 1 evenly is equipped with a plurality of universal wheels 2, has laid locking switch on the universal wheel 2, and universal wheel 2 is connected with base 1 erection joint via assembly seat 27, and the cross-section of assembly seat 27 becomes the T type, and assembly seat 27 extends to base 1 inside and with base 1 between be equipped with third damping spring 28 for reduce jolt when supporting the chassis and removing.
Further, the lower end of the base 1 is uniformly provided with a vertical lifting hydraulic cylinder 29, and an actuating rod of the lifting hydraulic cylinder 29 is provided with a positioning block 30 for limiting the placing position of the supporting chassis.
The working principle of the embodiment is as follows:
during actual operation, the numerical control machine is placed at the upper end of the supporting seat 5 by using the hoisting device, the worm 26 is started to operate, the worm 26 drives the nut 25 to rotate by meshing with the worm wheel 24, so that the screw rod 21 slides along the driving chamber 23, the screw rod 21 drives the limiting plates 6 to slide through the connecting blocks 20, the two limiting plates 6 are matched with the numerical control machine to clamp the numerical control machine, and when the clamping force of the limiting plates 6 reaches the set value of the pressure sensor, the operation of the worm 26 is stopped; when the numerical control machine tool runs, the refrigerating fan 11 can be started to run, so that the refrigerating fan 11 cools the numerical control machine tool through the air outlet plate 12; in the process of assembly and operation, the first damping spring 14, the second damping spring 15 and the buffer spring 18 are extruded by the gravity of the numerical control machine tool, so that the vibration of the supporting seat 5 is effectively relieved, and the stable operation of the machine tool is ensured; when the position of elevating platform 4 needs to be adjusted, start flexible pneumatic cylinder 8 and order about slider 7 and slide, slider 7 orders about elevating platform 4 through first connecting rod 9 and slides along mount 3 to change the mounting height of digit control machine tool, facilitate the use.
Example 2
In order to improve the stability of the supporting chassis during placement and avoid sliding during use, the embodiment is improved on the basis of embodiment 1, and the improvement is as follows: the bottom surface of the positioning block 30 is provided with uniform anti-slip lines for enhancing the friction force between the positioning block 30 and the placing surface and preventing the support chassis from slipping.
It should be noted that, although the present specification describes embodiments, each embodiment does not include only a single technical solution, and such description of the specification is only for clarity, and those skilled in the art should take the specification as a whole, and the technical solutions in the embodiments may be appropriately combined to form other embodiments understood by those skilled in the art, and the above-mentioned embodiments only express the preferred embodiments of the technical solutions, and the description thereof is more specific and detailed, but should not be construed as limiting the scope of the claims of the technical solutions. It should be noted that, for those skilled in the art, various modifications, improvements and substitutions can be made without departing from the spirit of the invention, and all of them belong to the protection scope of the technical solution. The protection scope of this technical solution patent should be subject to the appended claims.