CN214979258U - Multi-station special machine tool - Google Patents
Multi-station special machine tool Download PDFInfo
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- CN214979258U CN214979258U CN202121241556.1U CN202121241556U CN214979258U CN 214979258 U CN214979258 U CN 214979258U CN 202121241556 U CN202121241556 U CN 202121241556U CN 214979258 U CN214979258 U CN 214979258U
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Abstract
The utility model discloses a multi-station special machine tool, which comprises a machine body, wherein a longitudinal turntable guide rail is arranged on the machine body in the middle, a working turntable is arranged on the turntable guide rail in a sliding way, and a tool for clamping a workpiece is arranged on the working turntable; a notch is formed in the front side of the lathe bed, a liftable gantry is mounted in the notch, a cross beam is arranged above the gantry, a main shaft sliding plate capable of transversely sliding along the cross beam is arranged on the cross beam, and a main shaft driven by a power device is arranged on the main shaft sliding plate; tool rests which correspond to the main shaft and can slide longitudinally or vertically are arranged on the two transverse sides of the guide rail of the turntable at the front end of the lathe bed; the machine tool is characterized in that the boring and drilling mechanisms capable of sliding transversely are arranged on two transverse sides of the turntable guide rail on the rear part of the machine tool body in an opposite mode, and the threaded boring mechanisms capable of sliding transversely are arranged on two transverse sides of the turntable guide rail on the rear end of the machine tool body in an opposite mode. The utility model discloses realize that the multiaspect processing of work piece can be accomplished in a clamping location of work piece, including milling, boring, drilling, boring screw thread multichannel process, improved machining precision and work efficiency.
Description
Technical Field
The utility model relates to a lathe especially relates to a will mill, boring, drilling, the integrated multistation special machine tool as an organic whole of boring screw thread.
Background
At present, the multi-surface machining of the shell of the main speed reducer of the rear axle of the automobile is carried out by multiple processes and step-by-step machining processes, a large amount of manpower and multiple devices (such as a vertical lathe, a horizontal lathe, a machining center and the like) are needed to complete the machining of the same workpiece, so that multiple clamping and process turnover of the workpiece occur, the workpiece is easy to collide in the turnover and clamping process, the precision of the workpiece is reduced, and the multiple processes of machining need to replace a plurality of tools for fixing and clamping, so that the workpiece needs to be measured and positioned for multiple times, accumulated errors are formed, the working efficiency is greatly reduced, and the working time is prolonged.
Disclosure of Invention
The to-be-solved technical problem of the utility model is to provide a multistation special machine tool to the multiaspect processing of overcoming current car rear axle main reducer casing needs many equipment to divide process processing, drawback of inefficiency.
In order to solve the technical problem, the utility model comprises a lathe bed, and is characterized in that a longitudinal turntable guide rail is arranged in the middle of the lathe bed, a working turntable is arranged on the turntable guide rail in a sliding way, and a tool for clamping a workpiece is arranged on the working turntable; a notch is formed in the front side of the lathe bed, a liftable gantry is mounted in the notch, a cross beam is arranged above the gantry, a main shaft sliding plate capable of transversely sliding along the cross beam is arranged on the cross beam, and a main shaft driven by a power device is arranged on the main shaft sliding plate; tool rests which correspond to the main shaft and can slide longitudinally or vertically are arranged on the two transverse sides of the guide rail of the turntable at the front end of the lathe bed; the machine tool is characterized in that the boring and drilling mechanisms capable of sliding transversely are arranged on two transverse sides of the turntable guide rail on the rear part of the machine tool body in an opposite mode, and the threaded boring mechanisms capable of sliding transversely are arranged on two transverse sides of the turntable guide rail on the rear end of the machine tool body in an opposite mode.
The gantry is characterized in that a gantry guide rail is arranged on the gantry, a gantry sliding seat corresponding to the gantry guide rail is arranged on the inner wall of the notch, a ball screw for driving the gantry to slide up and down relative to the lathe bed is arranged between the gantry and the front wall of the notch, and the ball screw is driven by a gantry servo motor.
And a balance cylinder capable of keeping the gantry balanced in the lifting process is arranged between the gantries on two sides of the ball screw and the front wall of the notch.
The spindle sliding plate is arranged on the beam, the spindle sliding plate is arranged on the beam sliding rail through a sliding seat, and one end of the beam is provided with a spindle sliding plate servo motor for driving the spindle sliding plate to slide transversely; and a main shaft sliding plate on the front side of the main shaft is provided with a unclamping cylinder support, the unclamping cylinder support is provided with a unclamping cylinder corresponding to the main shaft, and the unclamping cylinder support is provided with a main shaft motor for driving the main shaft to rotate.
The tool rest comprises a tool rest slide rail arranged in parallel with the turntable guide rail, a tool rest base is slidably mounted on the tool rest slide rail, and a tool rest base cylinder for driving the tool rest base to longitudinally slide is arranged on the tool body; a tool rest sliding plate is slidably mounted on the tool rest base, a plurality of tool holders are vertically arranged on the tool rest sliding plate, and a tool rest sliding plate cylinder for driving the tool rest sliding plate to vertically slide is arranged on the tool rest base.
The boring and drilling mechanism comprises a first sliding table arranged on the lathe bed, a first sliding table guide rail is arranged on the first sliding table, a first sliding plate is arranged on the first sliding table guide rail through a sliding seat, a first servo motor for driving the first sliding plate to transversely slide is arranged on the first sliding plate, and a first power head driven by a power device and used for boring and drilling a workpiece is arranged on the first sliding plate.
The thread boring mechanism comprises a second sliding table arranged on the lathe body, a second sliding table guide rail is arranged on the second sliding table, a second sliding plate is arranged on the second sliding table guide rail through a sliding seat, a second servo motor for driving the second sliding plate to transversely slide is arranged on the second sliding table, a second power head driven by a power device and used for boring threads on a workpiece is arranged on the second sliding plate, and a cutter expanding head is arranged in a second power head main shaft.
Corner oil cylinders for locking the workpiece are arranged at four corners of the tool.
After the structure is adopted, the tool changing machine has the advantages that the working rotary table capable of longitudinally sliding is arranged on the machine body, the tool for clamping the workpiece and the main shaft capable of transversely and vertically moving are arranged on the working rotary table, the workpiece is bored, milled and drilled through the matching of the working rotary table and the main shaft, and the tool rest which corresponds to the main shaft and can longitudinally or vertically slide is arranged, so that the tool changing of the main shaft can be completed; the device is provided with a boring and drilling mechanism and a thread boring mechanism which can slide transversely, so that the multi-surface processing of the workpiece can be completed by clamping and positioning the workpiece once, and the multi-surface processing comprises a plurality of procedures of milling, boring, drilling and thread boring. The machine tool can effectively avoid the phenomena of low working efficiency and accumulated errors of processed workpieces caused by the existing processing procedures, can avoid the phenomenon of collision in the process of multiple times of clamping, can improve the precision and the working efficiency of the workpieces, can replace the previous processing of multiple devices, and saves the cost for enterprises.
Drawings
The following detailed description of embodiments of the present invention is provided with reference to the accompanying drawings:
fig. 1 is a schematic structural diagram of the present invention;
fig. 2 is a schematic structural view of the bed gantry of the present invention;
FIG. 3 is a diagram showing the positional relationship between the rotary table and the vertical milling mechanism of the present invention;
FIG. 4 is a schematic structural view of the turret and the boring and drilling mechanism and the thread boring mechanism;
fig. 5 is a schematic view of the spreader head.
Detailed Description
Referring to the attached drawings, the multi-station special machine tool comprises a machine body 1, wherein a longitudinal rotary table guide rail is arranged in the middle of the machine body 1, a working rotary table 3 is slidably mounted on the rotary table guide rail, a rotary table servo motor 18 for driving the working rotary table 3 to longitudinally slide is arranged at the rear end of the machine body 1, the rotary table servo motor 18 drives the working rotary table 3 through a ball screw, the structure of the working rotary table 3 and the linkage relation between the working rotary table 3 and the rotary table servo motor 18 are known structures, a tool 16 for clamping a workpiece is arranged on the working rotary table 3, the specific structure of the tool 16 is adaptive to the workpiece to be clamped and is also a known structure, corner oil cylinders 30 for locking the workpiece are arranged at four corners of the tool 16, and the workpiece is locked and unlocked through oil suction and discharge of the corner oil cylinders 30. The front side of the lathe bed 1 is provided with a notch, a liftable portal 2 is installed in the notch, a cross beam is arranged above the portal 2, portal guide rails are arranged on the portal 2, the number of the portal guide rails is four generally, the portal guide rails are vertically arranged on the two transverse sides and the rear side of the portal 2 respectively, a portal sliding seat corresponding to the portal guide rails is arranged on the inner wall of the notch, a ball screw for driving the portal 2 to slide up and down relative to the lathe bed 1 is arranged between the portal 2 and the front wall of the notch, the ball screw is arranged between the portal 2 and the front wall of the notch, a bearing seat A is installed on the front wall of the notch, a ball screw nut is fixed below the portal cross beam, the other end of the ball screw is connected with the bearing seat A, the ball screw is driven by a portal servo motor 12, a motor support 9 is arranged on the front side of the portal 2, the portal servo motor 12 is installed on the motor support 9, and the portal servo motor 12 is driven by a servo motor with a holding brake. Balance cylinders 13 capable of keeping balance of the portal frame in the lifting process are arranged between the portal frame 2 on two sides of the ball screw and the front wall of the notch, balance cylinder supports 10 are symmetrically installed on the front wall of the notch, the balance cylinders 13 are installed on the supports, the cylinder body of each balance cylinder is installed on the machine body 1, the piston rod is connected with the portal frame 2, and the balance cylinders 13 on two sides can keep balance of the portal frame in the lifting and descending processes. The main shaft sliding plate 4 capable of sliding transversely along the cross beam is arranged on the cross beam, the main shaft 6 driven by a power device is arranged on the main shaft sliding plate 4, referring to fig. 1-3, a cross beam sliding rail is arranged on the cross beam, the main shaft sliding plate 4 is arranged on the cross beam sliding rail through a sliding seat, and a main shaft sliding plate servo motor 11 for driving the main shaft sliding plate 4 to slide transversely is arranged at one end of the cross beam; a main shaft sliding plate 4 on the front side of a main shaft 6 is provided with a unclamping cylinder support 5, the unclamping cylinder support 5 is provided with a unclamping cylinder 8 corresponding to the main shaft 6, the structure and the working relation of the main shaft 6 and the unclamping cylinder 8 are known technologies, a unclamping cylinder pull rod is connected with a cutter, the compressed air acts on a cylinder piston to generate thrust, the unclamping cylinder can loosen and clamp the cutter head to realize automatic cutter changing, and the unclamping cylinder support 5 is provided with a main shaft motor 7 driving the main shaft 6 to rotate. The tool rest which corresponds to the main shaft 6 and can longitudinally or vertically slide is arranged on two transverse sides of a turntable guide rail at the front end of the tool body 1, the tool rest comprises a tool rest slide rail which is arranged in parallel with the turntable guide rail, a tool rest base 14 is slidably arranged on the tool rest slide rail, and a tool rest base cylinder 17 for driving the tool rest base 14 to longitudinally slide is arranged on the tool body 1; a tool rest sliding plate 15 is slidably mounted on the tool rest base 14, a connecting structure of a sliding rail and a sliding seat is adopted between the tool rest base 14 and the tool rest sliding plate 15, a plurality of tool holders 19 are vertically arranged on the tool rest sliding plate 15, the number of the tool holders 19 can be increased or decreased as required, and a tool rest sliding plate cylinder for driving the tool rest sliding plate 15 to vertically slide is arranged on the tool rest base 14. In the structure, the main shaft 6 is driven to vertically move by the portal frame 2, and the main shaft 6 is driven to transversely move by the main shaft sliding plate 4 and is matched with a tool rest capable of longitudinally or vertically sliding, so that automatic tool changing can be realized; and the working turntable 3 can finish the multi-surface processing of the workpiece by moving in the central longitudinal direction and rotating by itself, such as: the main shaft 6 that can cooperate the portal to bear and the knife rest of symmetry installation can carry out boring, milling and drilling to the work piece, and when portal, knife rest move the assigned position to cooperation unclamping cylinder unclamping, the tool changing is accomplished to main shaft 6, and after work revolving stage 3 moved the assigned position afterwards, main shaft slide 4 lateral shifting, portal 2 vertical removal cooperate special cutter to process the work piece, aforementioned cooperation constitutes vertical boring, mills and drilling mechanism.
Referring to fig. 1 and 4, a boring and drilling mechanism capable of sliding transversely is arranged on two transverse sides of a turntable guide rail on the rear portion of a machine body 1 in an opposite manner, the boring and drilling mechanism comprises a first sliding table 20 arranged on the machine body 1, a first sliding table guide rail is arranged on the first sliding table 20, a first sliding plate 29 is arranged on the first sliding table guide rail through a sliding seat, a first servo motor 27 for driving the first sliding plate 29 to slide transversely is arranged on the first sliding table 20, a first power head 23 for boring and drilling a workpiece is arranged on the first sliding plate 29 and driven by a power device, the power device is a first motor 25 arranged on the first sliding plate 29 through a motor support, the first motor 25 is a three-phase asynchronous motor and is positioned above the first power head 23, the structure and the working turntable 3 are matched to form a horizontal milling and drilling mechanism, when the working turntable 3 moves to a designated position, the power head on one side bores a bearing hole, and the power head at the other side is provided with a shifting fork hole.
Referring to fig. 1, 4 and 5, a threaded boring mechanism capable of sliding transversely is arranged on two transverse sides of a turntable guide rail at the rear end of a machine body 1 in an opposite manner, the threaded boring mechanism comprises a second sliding table 21 arranged on the machine body 1, a second sliding table guide rail is arranged on the second sliding table 21, a second sliding plate 22 is arranged on the second sliding table guide rail through a sliding seat, a second servo motor 28 for driving the second sliding plate 22 to slide transversely is arranged on the second sliding table 21, a second power head 24 for boring threads on a workpiece is arranged on the second sliding plate 22 and driven by a power device, the power device is a second motor 26 arranged on the second sliding plate 22 through a motor support, the second motor 26 is a three-phase asynchronous motor and is positioned above the second power head 24, a cutter head 31 is arranged in a main shaft of the second power head 24, the structure combination of the main shaft of the second power head 24 and the cutter head 31 is a known technology, referring to fig. 5, the motor support is provided with a cutter head support 34, exhibition tool bit support upper mounting servo motor seat 37 and linear guide to and the exhibition tool bit connecting block 35 that supports exhibition tool bit pull rod 33 and motor shaft, servo motor 38 that the installation can drive exhibition tool bit lateral shifting on the servo motor seat 37, exhibition tool bit pull rod 33 passes the unit head main shaft, exhibition tool bit 31 is connected to one end, exhibition tool bit connecting block 35 is connected to one end, exhibition tool bit lead screw 36 is connected to the connecting block, by servo motor 38 drive, thereby drive exhibition tool bit 31 lateral shifting, exhibition tool bit 31 head is equipped with blade holder 32. The structure is matched with a working rotary table to form a horizontal thread boring mechanism, and when the working rotary table 3 moves to a specified position, the power heads on two sides machine threads.
The machine tool can complete multi-surface processing of a workpiece by clamping the workpiece once by matching with a working turntable and a special cutter, and comprises a plurality of procedures of milling, boring, drilling and thread boring. The machine tool is used for milling, boring, drilling and boring threads, and is reasonably designed by a plurality of mechanisms and divided into three stations.
Milling, partial boring and drilling are completed by a vertical boring and milling mechanism and a horizontal boring and milling mechanism, the vertical boring and milling mechanism is provided with a servo main motor which is assembled on a gantry to drive a main shaft to rotate, a servo motor and a ball screw drive a main shaft sliding table to slide transversely, and a tool rest which is provided with double cylinders to drive the tool rest to slide transversely and vertically, the tool rest can realize the automatic tool changing of the main shaft through vertical and transverse movement, replaces manual tool changing and increases the safety factor, a workbench which is driven by the servo motor and the ball screw and can slide longitudinally is matched with a special tool to finish the milling, boring and drilling of two small planes in a cavity of a main speed reducer shell of a rear axle of an automobile and the milling and drilling of a large flange surface and a bottom connecting surface of the main speed reducer shell, then the working turntable drives a tool to rotate, when the tool is rotated to a designated position, the vertical boring and milling mechanism can change tools, and (5) processing a shifting fork hole of the shell of the automobile rear axle speed reducer. The horizontal boring mechanism comprises two groups of servo motors which are bilaterally symmetrical and are connected with a lead screw to drive two power heads to transversely slide on a sliding table, and the horizontal boring mechanism is provided with a special boring cutter, so that two bearing holes of the speed reduction shell of the rear axle of the automobile can be precisely bored at high speed, and the good matching of the bearings is ensured.
The horizontal type thread boring mechanism comprises two groups of servo motors which are bilaterally symmetrical and connected with a lead screw to drive thread boring power heads to transversely slide along a sliding table, the power heads on the two sides are respectively provided with a cutter expanding head, the servo motors drive a cutter expanding head pull rod to move and three-phase asynchronous motors drive the cutter expanding heads, so that the thread boring of two bearing holes of the shell of the automobile rear axle speed reducer is realized, the thread boring can be realized more accurately and standardly, and the matching accuracy is ensured.
Claims (8)
1. A multi-station special machine tool comprises a machine tool body (1) and is characterized in that a longitudinal rotary table guide rail is arranged in the middle of the machine tool body (1), a working rotary table (3) is slidably mounted on the rotary table guide rail, and a tool (16) for clamping a workpiece is arranged on the working rotary table (3); a notch is formed in the front side of the lathe bed (1), a liftable gantry (2) is installed in the notch, a cross beam is arranged above the gantry (2), a main shaft sliding plate (4) capable of sliding transversely along the cross beam is arranged on the cross beam, and a main shaft (6) driven by a power device is arranged on the main shaft sliding plate (4); tool rests which correspond to the main shaft (6) and can longitudinally or vertically slide are arranged on the two transverse sides of a guide rail of a turntable at the front end of the lathe bed (1); the machine tool is characterized in that the boring and drilling mechanisms capable of sliding transversely are oppositely arranged on the two transverse sides of the turntable guide rail at the rear part of the machine tool body (1), and the threaded boring mechanisms capable of sliding transversely are oppositely arranged on the two transverse sides of the turntable guide rail at the rear part of the machine tool body (1).
2. The special multi-station machine tool according to claim 1, wherein a gantry guide rail is arranged on the gantry (2), a gantry slide seat corresponding to the gantry guide rail is arranged on the inner wall of the notch, a ball screw for driving the gantry (2) to slide up and down relative to the machine body (1) is arranged between the gantry (2) and the front wall of the notch, and the ball screw is driven by a gantry servo motor (12).
3. The special machine tool for the multi-station according to the claim 2, wherein a balance cylinder (13) which can keep the balance of the portal frame in the lifting process is arranged between the portal frame (2) at the two sides of the ball screw and the front wall of the notch.
4. The special multi-station machine tool according to claim 1, wherein the cross beam is provided with a cross beam slide rail, the spindle slide plate (4) is mounted on the cross beam slide rail through a slide seat, and one end of the cross beam is provided with a spindle slide plate servo motor (11) for driving the spindle slide plate (4) to slide transversely; the main shaft sliding plate (4) on the front side of the main shaft (6) is provided with a unclamping cylinder support (5), the unclamping cylinder support (5) is provided with a unclamping cylinder (8) which corresponds to the main shaft (6), and the unclamping cylinder support (5) is provided with a main shaft motor (7) for driving the main shaft (6) to rotate.
5. The special multi-station machine tool according to claim 1, wherein the tool rest comprises a tool rest slide rail arranged in parallel with the turntable guide rail, a tool rest base (14) is slidably mounted on the tool rest slide rail, and a tool rest base cylinder (17) for driving the tool rest base (14) to longitudinally slide is arranged on the machine body (1); a tool rest sliding plate (15) is slidably mounted on the tool rest base (14), a plurality of tool holders (19) are vertically arranged on the tool rest sliding plate (15), and a tool rest sliding plate cylinder for driving the tool rest sliding plate (15) to vertically slide is arranged on the tool rest base (14).
6. The special multi-station machine tool according to claim 1, wherein the boring and drilling mechanism comprises a first sliding table (20) arranged on the machine body (1), a first sliding table guide rail is arranged on the first sliding table (20), a first sliding plate (29) is mounted on the first sliding table guide rail through a sliding seat, a first servo motor (27) for driving the first sliding plate (29) to slide transversely is arranged on the first sliding table (20), and a first power head (23) for boring and drilling the workpiece is arranged on the first sliding plate (29) and driven by a power device.
7. The multi-station special machine tool according to claim 1, wherein the thread boring mechanism comprises a second sliding table (21) arranged on the machine body (1), a second sliding table guide rail is arranged on the second sliding table (21), a second sliding plate (22) is mounted on the second sliding table guide rail through a sliding seat, a second servo motor (28) for driving the second sliding plate (22) to slide transversely is arranged on the second sliding table (21), a second power head (24) for boring threads on a workpiece is arranged on the second sliding plate (22) and driven by a power device, and a cutter expanding head (31) is arranged in a spindle of the second power head (24).
8. The special multi-station machine tool as claimed in claim 1, wherein corner oil cylinders (30) for locking the workpiece are arranged at four corners of the tool (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121241556.1U CN214979258U (en) | 2021-06-04 | 2021-06-04 | Multi-station special machine tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121241556.1U CN214979258U (en) | 2021-06-04 | 2021-06-04 | Multi-station special machine tool |
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| Publication Number | Publication Date |
|---|---|
| CN214979258U true CN214979258U (en) | 2021-12-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121241556.1U Active CN214979258U (en) | 2021-06-04 | 2021-06-04 | Multi-station special machine tool |
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| CN (1) | CN214979258U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114309702A (en) * | 2021-12-14 | 2022-04-12 | 妥元盛 | Numerical control machine tool based on industrial automation |
| CN114749706A (en) * | 2022-04-01 | 2022-07-15 | 苏州智兴模型科技有限公司 | Machining precision control method based on numerical control milling machine and application thereof |
-
2021
- 2021-06-04 CN CN202121241556.1U patent/CN214979258U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114309702A (en) * | 2021-12-14 | 2022-04-12 | 妥元盛 | Numerical control machine tool based on industrial automation |
| CN114749706A (en) * | 2022-04-01 | 2022-07-15 | 苏州智兴模型科技有限公司 | Machining precision control method based on numerical control milling machine and application thereof |
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