CN218196071U - High-precision numerical control profiling machine - Google Patents
High-precision numerical control profiling machine Download PDFInfo
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- CN218196071U CN218196071U CN202222157234.XU CN202222157234U CN218196071U CN 218196071 U CN218196071 U CN 218196071U CN 202222157234 U CN202222157234 U CN 202222157234U CN 218196071 U CN218196071 U CN 218196071U
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- lifting
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Abstract
The utility model relates to a stone numerical control engraving machine field, especially numerical control copying machine specifically disclose a high-accuracy numerical control copying machine, including frame, work piece clamping device, tool bit device, rotatory actuating mechanism and tool bit moving mechanism, work piece clamping device is the circular interval equipartition for the multiunit, the tool bit device is a plurality of settings of one-to-one work piece clamping device, and is corresponding circular interval equipartition, work piece clamping device drives the rotation in step through same rotatory actuating mechanism, the tool bit device drives the removal position in step through same tool bit moving mechanism, tool bit moving mechanism advances or the driving and reversing mechanism that moves back including the elevating system that drives tool bit device lift activity and the relative work piece of drive tool bit device. The profiling machine with the structure is a numerical control profiling machine with a novel structure, and can well improve the precision and consistency of profiling carving.
Description
Technical Field
The utility model relates to a stone wood numerical control sculpture machinery, especially numerical control profile modeling engraver.
Background
The numerical control profile modeling engraver of stone wood mainly used profile modeling carves the stone wood post of some spirochaeta, and mechanical structure carries out the profile modeling sculpture for many posts in step in order to provide efficient bull machinery usually, mostly is a style of calligraphy in the current machinery and arranges for the bull, and the relative processing work piece of the glyptic cutter of profile modeling can three-dimensional direction's removal to the realization is carved and is processed. The main requirement of the mechanical production of the profiling engraving machine is the problems of profiling engraving precision and workpiece engraving consistency, which is the main improvement research direction of the machines in recent years, because the multi-head arrangement is long in arrangement distance and long in synchronous transmission distance, transmission parts at different positions are abraded after a long time, the engraving precision is affected, the problem that the engraving of a plurality of workpieces is inconsistent is caused, and maintenance and replacement work needs to be done at the later stage, so that the long-distance transmission is to be improved.
In view of the above, the present inventors have made the present invention in view of research and improvement.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a novel structure just can better promote a high accuracy numerical control profiling mechanism of the precision and the uniformity problem of profile modeling sculpture processing.
In order to achieve the above purpose, the technical scheme of the utility model is that: the utility model provides a high accuracy numerical control profiling mechanism, includes that frame and installation are laid in the frame be used for vertical location work piece clamping device, be used for carrying out the tool bit device that the profile modeling sculpture was processed to the work piece of centre gripping on the work piece clamping device, be used for driving the rotatory drive mechanism of work piece on the work piece clamping device and be used for driving the tool bit moving mechanism in tool bit device multidimension direction removal position, work piece clamping device is the circular interval equipartition of multiunit, the tool bit device is a plurality of settings of one-to-one work piece clamping device, and is corresponding circular interval equipartition, work piece clamping device drives rotatoryly in step through same rotatory drive mechanism, the tool bit device drives the removal position in step through same tool bit moving mechanism, tool bit moving mechanism is including the elevating system that drives tool bit device lift activity and the advance and retreat mechanism that drives the relative work piece of tool bit device and go forward or retreat.
The rotary driving mechanism and the tool bit moving mechanism are arranged corresponding to the centers of the workpiece clamping devices in a circular arrangement, and the tool bit device is arranged on the inner sides of the workpiece clamping devices in the circular arrangement.
The frame includes the upper fixed disk, the installation of tool bit device sets up on the lift seat, elevating system sets up lift driving motor on the upper fixed disk including the installation, connects lift synchronous drive gear on lift driving motor's output shaft, corresponds the lead screw that each work piece clamping device distributes the setting respectively and corresponds the slip pole setting of lift direction that each lead screw set up respectively, lead screw and the slip pole setting of lift direction are vertical to be found immediately, and each lead screw upper end is rotatable wear to establish on the upper fixed disk and with lift synchronous drive gear between respectively through gear engagement transmission structure transmission, the lift seat is equipped with lift direction slip ways and overlaps and establish in the slip pole setting of lift direction, the lift seat is equipped with the screw thread sliding sleeve that matches the spiral shell of closing on the lead screw.
The tool bit device is installed on the lifting seat through a linear slide rail, the tool bit device is connected with a driving rod and extends towards the center direction of the rack, the advancing and retreating mechanism comprises an advancing and retreating driving motor arranged on the upper fixed disk, an advancing and retreating synchronous transmission disk connected to an output shaft of the advancing and retreating driving motor, advancing and retreating sliding grooves are respectively distributed on the advancing and retreating synchronous transmission disk in a circumferential direction corresponding to each tool bit device, roller guide sleeves embedded in the advancing and retreating sliding grooves and lifting connecting rods vertically penetrating through the roller guide sleeves, and the lower ends of the lifting connecting rods are fixedly connected onto the driving rod extending towards the center direction of the rack.
The frame includes the lower fixed disk, work piece clamping device includes base and the rotatable bottom centre gripping rotary mechanism that sets up on the base, rotatory actuating mechanism is including the installation setting centre gripping rotary driving motor on the lower fixed disk and the synchronous drive gear of centre gripping of connection on centre gripping rotary driving motor's output shaft, respectively through the transmission of gear engagement transmission structure between the synchronous drive gear of centre gripping and each work piece clamping device's bottom centre gripping rotary mechanism.
By adopting the technical scheme, the beneficial effects of the utility model are that: the numerical control copying machine that above-mentioned structure set up is the circular mechanical structure who lays, it is totally different to compare current common bull numerical control sculpture copying machine structure, consequently, a neotype mechanical structure sets up, mainly be vertical sculpture application, area can wholly be reduced in this mechanical structure setting, be particularly suitable for the more limited small-scale processing factory in some place and use, this structure setting can be better does benefit to and shortens driven distance in addition, and make each driven distance of group unanimous, thereby can reduce the factor that influences the profile modeling sculpture machining precision, make the mechanical parts wearing and tearing of waiting for a long time more unanimous, also consequently can promote the uniformity problem of profile modeling sculpture machining precision and bull processing. Above-mentioned further structure setting can reach that better mechanical structure is firm, mechanical transmission is stable and the reliable of better realization drive the multidimension direction removal of tool bit device goes on, does benefit to better realization the utility model discloses an above-mentioned purpose effect.
Drawings
Fig. 1 is a schematic structural view of a high-precision numerical control copying machine according to the present invention.
Fig. 2 is a schematic view of a part of the structure of a driving and reversing mechanism of a high-precision numerical control copying machine according to the present invention.
In the figure:
a frame 1; a lower fixed tray 11; an upper fixed tray 12;
a workpiece holding device 2; a base 21; a bottom holding/rotating mechanism 22;
a bit device 3; a lifting base 31; a lift guide slide sleeve 32; a threaded sliding sleeve 33; a linear slide rail 34;
a rotation driving mechanism 4; a clamping rotation driving motor 41; the clamp timing transmission gear 42;
a tool bit moving mechanism 5; an elevating mechanism 51; a lifting drive motor 511; a lifting synchronous transmission gear 512;
a screw 513; a lifting guide sliding upright 514;
a forward and backward movement mechanism 52; a forward and backward driving motor 521; a forward and reverse synchronous drive disk 522; an advancing/retreating slide groove 523;
a roller guide sleeve 524; the lifting connecting rod 525.
Detailed Description
In order to further explain the technical solution of the present invention, the present invention is explained in detail by the following embodiments.
The high-precision numerical control copying machine disclosed in the embodiment comprises a frame 1, a workpiece clamping device 2, a tool bit device 3, a rotation driving mechanism 4 and a tool bit moving mechanism 5, as shown in fig. 1.
The rack 1 comprises a lower fixed disk 11 and an upper fixed disk 12, wherein the lower fixed disk 11 and the upper fixed disk 12 are fixedly connected and supported through a vertical column (not shown in the figure).
The workpiece clamping device 2 is installed on the lower fixing disc 11 of the frame 1 and used for vertically positioning workpieces to be subjected to profiling engraving, and comprises a base 21 and a bottom clamping and rotating mechanism 22 rotatably arranged on the base 21, and for some workpieces to be clamped in an up-and-down positioning manner, an upper thimble mechanism (not shown in the figure) can be further included, the structural technology of the workpiece clamping device of the existing three-dimensional numerical control engraving machine can be referred to, and the part is not the main improvement part of the utility model, detailed structural description is not carried out here, and clear understanding of the technical scheme of the present case is not affected, but the related improved structural arrangement of the workpiece clamping device 2 is that the workpiece clamping device 2 is in a plurality of groups and is uniformly distributed at circular intervals around the periphery of the lower fixing disc 11 (in the figure, the figure is clear for achieving the drawing, and easy to understand, and the figure shows two groups in bilateral symmetry), and is synchronously driven to rotate by the same rotating driving mechanism 4 arranged at the centers of all the workpiece clamping devices 2 uniformly distributed at the circular intervals, so that the distance from each workpiece clamping device 2 to the rotating driving mechanism 4 is the same.
The rotating driving mechanism 4 drives the workpiece on the workpiece clamping device to rotate, and comprises a clamping rotating driving motor 41 arranged at the center of the upper portion of the lower fixing disc 11 and a clamping synchronous transmission gear 42 connected to an output shaft of the clamping rotating driving motor 41, the clamping synchronous transmission gear 42 and the bottom clamping rotating mechanisms 22 of the workpiece clamping devices 2 are respectively driven by a gear meshing transmission structure, so that the clamping rotating driving motor 41 provides rotating kinetic energy to drive the clamping synchronous transmission gear 42 to rotate, the clamping synchronous transmission gear 42 drives the bottom clamping rotating mechanisms 22 to rotate by the gear meshing transmission structure, the workpiece clamped on the bottom clamping rotating mechanisms 22 is driven to rotate for profiling engraving, the bottom clamping rotating mechanisms 22 of the workpiece clamping devices 2 are driven by the same clamping synchronous transmission gear 42, the transmission distances are consistent, and accordingly the workpiece rotation consistency is better maintained in driving the workpiece to rotate.
The tool bit device 3 is used for profiling and engraving workpieces clamped on the workpiece clamping device 2, and generally comprises a tool bit and an engraving motor driving the tool bit to rotate, as multiple heads are synchronously carried out, the workpiece clamping device 2 is multiple groups, the tool bit device 3 is also multiple, and the workpiece clamping device 2 is correspondingly arranged in a circular and uniformly spaced manner in a one-to-one correspondence manner, so that the size of machinery is reduced, the rotary driving mechanism 4 and the tool bit moving mechanism 5 are arranged in the center of the circular arrangement of the workpiece clamping device 2, the tool bit device 3 is arranged on the inner side of the workpiece clamping device 2 in a circular arrangement manner, and correspondingly utilizes the space between the lower fixing disc 11 and the upper fixing disc 12, and the structure can achieve workpiece clamping, installation and dismounting operation without influencing the workpiece clamping device 2, and is favorable for providing a multidimensional moving space for the tool bit device 3 and a mechanical structure for synchronously driving the moving direction through the same tool bit moving mechanism 5.
The tool bit moving mechanism 5 is used for driving the tool bit device 3 to move in a multi-dimensional direction, and in this embodiment, mainly the tool bit device 3 is driven to move in a lifting manner and the tool bit device 3 is driven to move in a forward and backward manner relative to the workpiece, so that in this embodiment, the tool bit moving mechanism 5 includes a lifting mechanism 51 for driving the tool bit device 3 to move in a lifting manner and a forward and backward mechanism 52 for driving the tool bit device 3 to move forward and backward relative to the workpiece. The specific structure of this embodiment is as shown in fig. 1 and fig. 2, the cutter head device 3 is installed on the lifting base 31, the lifting mechanism 51 includes a lifting driving motor 511 installed on the upper fixing tray 12, a lifting synchronous transmission gear 512 connected to an output shaft of the lifting driving motor 511, screw rods 513 respectively disposed corresponding to each workpiece clamping device 2, and lifting guiding sliding vertical rods 514 respectively disposed corresponding to each screw rod 513, the screw rods 513 and the lifting guiding sliding vertical rods 514 are vertically erected, the upper ends of the screw rods 513 are rotatably inserted into the upper fixing tray 12 and are respectively transmitted with the lifting synchronous transmission gear 512 through a gear engagement transmission structure, the lifting base 31 is provided with a lifting guiding sliding sleeve 32 which is sleeved on the lifting guiding sliding vertical rods 514, and is further provided with a threaded sliding sleeve 33 which is screwed on the screw rods 513, the lifting driving motor 511 provides the kinetic energy for uniformly driving all the screw rods 513 to rotate by the lifting synchronous transmission gear 512, and the same action effect of the same lifting driving motor 511 and the same transmission distance is also realized here, because the lifting base 31 is provided with the lifting guide sliding sleeve 32 which is sleeved on the lifting guide sliding upright stanchion 514 and is provided with the threaded sliding sleeve 33 which is screwed on the screw rod 513 in a matching manner, the lifting base 31 can only move vertically, the screw rod 513 rotates, the threaded sliding sleeve 33 can follow the rotating direction of the screw rod 513 to realize ascending or descending under the action of the threads, the lifting base 31 stops lifting and is fixed when the screw rod 513 stops rotating, the lifting guide sliding upright stanchion 514 and the lifting guide sliding sleeve 32 play a role of stable guide sliding, and therefore the stable lifting adjustment position of the cutter head device 3 is driven.
In the above structure, the lifting driving motor 511 and the lifting synchronous transmission gear 512 are arranged above the upper fixed disk 12, and the installation space of the driving and reversing mechanism 52 is provided below, because the mechanical structure of the utility model is different from the mechanical structure of the existing numerical control profiling engraving machine, the driving and reversing structure of the existing machinery can not be directly applied to the structure of the utility model, and the structure of the utility model needs to reach the driving and reversing of the cutter head device 3 on the basis of the lifting, in order to avoid the conflict of the two actions, the present embodiment adopts the following structure arrangement, the cutter head device 3 is arranged on the lifting seat 33 through the linear slide rail 34, the driving rod 35 fixedly connected on the cutter head device 3 extends towards the center direction of the frame 1, namely extends towards the inner side of the screw rod 513, in order to avoid the collision with the screw rod 513 and the lifting guide sliding upright rod 514 and achieve the stability of the structure, the driving rods 35 can be respectively arranged at two opposite sides of the cutter head device 3 and fixedly connected after extending beyond the screw 513, the advancing and retreating mechanism 52 comprises an advancing and retreating driving motor 521 arranged on the upper fixed tray 12 (corresponding to the lower part of the upper fixed tray 12), an advancing and retreating synchronous transmission disc 522 connected to an output shaft of the advancing and retreating driving motor 521, and an advancing and retreating sliding groove 523, a roller guide sleeve 524 embedded in the advancing and retreating sliding groove 523 and rolling, and a lifting connecting rod 525 vertically penetrating in the roller guide sleeve 524, which are respectively arranged on the advancing and retreating synchronous transmission disc 522 in the circumferential direction corresponding to each cutter head device 3, the lower end of the lifting connecting rod 525 is fixedly connected to the driving rod 35 extending towards the center direction of the rack, and the advancing and retreating sliding groove 523 is spirally arranged as shown in fig. 2. Through the above-mentioned structural arrangement, the cutter head device 3 is movable horizontally relative to the lifting seat 31, the advancing and retreating driving motor 521 provides kinetic energy for driving the advancing and retreating, the advancing and retreating driving motor 521 rotates forward and backward to drive the advancing and retreating synchronous transmission disc 522 to rotate forward and backward, the rotational acting force can reach the lifting connecting rod 525, because the cutter head device 3 is limited in the moving direction by the linear slide rail 34, the lower end of the lifting connecting rod 525 is fixedly connected to the driving rod 35, and under the action of the advancing and retreating slide groove 523, the rotational acting force of the advancing and retreating synchronous transmission disc 522 is acted on the lifting connecting rod 52 and converted into the sliding adjusting position of the lifting connecting rod 525 in the advancing and retreating slide groove 523, and the adjusting position simultaneously drives the cutter head device 3 to slide on the linear slide rail 34, thereby realizing the advancing and retreating movement of the cutter head device 3. Here, the same driving motor and the same driving member can be used for driving in the advancing and retreating mechanism 52 as in the bottom clamping and rotating mechanism 22 and the lifting mechanism 51, so that the same driving distance of the tip device 3 can be achieved, and the consistency of engraving a plurality of workpieces can be better maintained.
To sum up, the utility model discloses realization that can be better promotes the precision and the uniformity problem of profile modeling sculpture processing.
The above embodiments and drawings are not intended to limit the form and style of the present invention, and any suitable changes or modifications made by those skilled in the art should not be construed as departing from the scope of the present invention.
Claims (7)
1. A high-precision numerical control copying machine comprises a rack, a workpiece clamping device, a tool bit device, a rotating driving mechanism and a tool bit moving mechanism, wherein the workpiece clamping device is arranged on the rack and used for vertically positioning a workpiece, the tool bit device is used for copying and carving the workpiece clamped on the workpiece clamping device, the rotating driving mechanism is used for driving the workpiece on the workpiece clamping device to rotate, and the tool bit moving mechanism is used for driving the tool bit device to move in a multi-dimensional direction.
2. The high accuracy numerical control copying machine of claim 1 wherein the rotary actuator and the cutter head moving mechanism are disposed in correspondence with the center of the circular arrangement of the work holding means, and the cutter head device is disposed inside the circular arrangement of the work holding means.
3. The high-precision numerical control copying machine according to claim 1, wherein the frame comprises a lower fixed disk, the workpiece clamping devices comprise bases and bottom clamping rotating mechanisms rotatably arranged on the bases, the rotating driving mechanisms comprise clamping rotating driving motors arranged on the lower fixed disk and clamping synchronous transmission gears connected to output shafts of the clamping rotating driving motors, and the clamping synchronous transmission gears and the bottom clamping rotating mechanisms of the workpiece clamping devices are respectively transmitted through gear meshing transmission structures.
4. The high-precision numerical control copying machine according to claim 2, wherein the frame comprises a lower fixed disk, the workpiece clamping devices comprise bases and bottom clamping rotating mechanisms rotatably arranged on the bases, the rotating driving mechanisms comprise clamping rotating driving motors arranged on the lower fixed disk and clamping synchronous transmission gears connected to output shafts of the clamping rotating driving motors, and the clamping synchronous transmission gears and the bottom clamping rotating mechanisms of the workpiece clamping devices are respectively transmitted through gear meshing transmission structures.
5. The high-precision numerical control copying machine as claimed in any one of claims 1 to 4, wherein the machine frame comprises an upper fixing disc, the cutter head device is installed on a lifting seat, the lifting mechanism comprises a lifting driving motor installed on the upper fixing disc, a lifting synchronous transmission gear connected to an output shaft of the lifting driving motor, lead screws distributed corresponding to the workpiece clamping devices respectively and lifting guide sliding vertical rods arranged corresponding to the lead screws respectively, the lead screws and the lifting guide sliding vertical rods are vertically erected, the upper ends of the lead screws are rotatably arranged on the upper fixing disc in a penetrating manner and are in transmission with the lifting synchronous transmission gear through gear meshing transmission structures respectively, the lifting seat is provided with a lifting guide sliding sleeve sleeved on the lifting guide sliding vertical rods, and the lifting seat is provided with a threaded sliding sleeve screwed on the lead screws in a matching manner.
6. The high-precision numerical control copying machine according to claim 5, wherein the cutter head device is mounted on the lifting seat through a linear slide rail, the cutter head device is connected with a driving rod extending towards the center of the frame, the advancing and retreating mechanism comprises an advancing and retreating driving motor mounted on the upper fixed disk, an advancing and retreating synchronous transmission disk connected on an output shaft of the advancing and retreating driving motor, advancing and retreating sliding grooves are respectively arranged on the advancing and retreating synchronous transmission disk corresponding to the cutter head devices along the circumferential direction, roller guide sleeves embedded in the advancing and retreating sliding grooves and rolling wheels and lifting connecting rods vertically penetrating through the roller guide sleeves, and the lower ends of the lifting connecting rods are fixedly connected with the driving rod extending towards the center of the frame.
7. The high-precision numerical control copying machine according to any one of claims 1 to 4, wherein the cutter head device is mounted on the lifting seat through a linear slide rail, the cutter head device is connected with a driving rod extending towards the center direction of the frame, the advancing and retreating mechanism comprises an advancing and retreating driving motor mounted on an upper fixed disk, an advancing and retreating synchronous transmission disk connected on an output shaft of the advancing and retreating driving motor, advancing and retreating sliding grooves are respectively arranged on the advancing and retreating synchronous transmission disk corresponding to the cutter head devices in the circumferential direction, roller guide sleeves embedded in the advancing and retreating sliding grooves and a lifting connecting rod vertically penetrating through the roller guide sleeves, and the lower end of the lifting connecting rod is fixedly connected to the driving rod extending towards the center direction of the frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222157234.XU CN218196071U (en) | 2022-08-16 | 2022-08-16 | High-precision numerical control profiling machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222157234.XU CN218196071U (en) | 2022-08-16 | 2022-08-16 | High-precision numerical control profiling machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218196071U true CN218196071U (en) | 2023-01-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222157234.XU Active CN218196071U (en) | 2022-08-16 | 2022-08-16 | High-precision numerical control profiling machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218196071U (en) |
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2022
- 2022-08-16 CN CN202222157234.XU patent/CN218196071U/en active Active
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