CN211332181U - Auxiliary workbench of large machine tool - Google Patents
Auxiliary workbench of large machine tool Download PDFInfo
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- CN211332181U CN211332181U CN201922331054.7U CN201922331054U CN211332181U CN 211332181 U CN211332181 U CN 211332181U CN 201922331054 U CN201922331054 U CN 201922331054U CN 211332181 U CN211332181 U CN 211332181U
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Abstract
The utility model discloses a large-scale lathe auxiliary workbench belongs to large-scale heavy machine tool workbench technical field. It includes auxiliary platform and auxiliary stay device, auxiliary stay device includes the hydro-cylinder again, and a support, a bearing, roller and axle, auxiliary platform is decided according to the needs of processing part manufacturability, can make for split type, also can make formula as an organic whole, auxiliary platform lower part and auxiliary stay contact site installation guide rail board, prevent to damage auxiliary platform in the use, be connected with the workstation through connecting bolt, with workstation synchronous rotation, auxiliary platform is because the diameter is very big, for guaranteeing parts machining's exactness, use auxiliary stay to carry out auxiliary stay in the auxiliary platform lower part, prevent that auxiliary platform holding power is not enough. The utility model provides the high lathe bearing has enlarged the lathe scope of processing, has satisfied the needs of large-scale heavy machine tool machining ability.
Description
Technical Field
The utility model relates to a large-scale lathe auxiliary workbench belongs to large-scale heavy machine tool workbench technical field.
Background
With the continuous development and progress of the mechanical industry, the demand of machine tools with large and heavy structures is continuously increasing, since the parts of the machine tool are limited in many aspects during casting, part processing and equipment transportation, and the self limitation of mechanical structure, such as the casting and transportation of a large heavy vertical lathe workbench, the manufacturing and processing of a workbench gear ring, the processing of a gear hobbing machine worm wheel and a worm, etc., the diameter of a machine tool workbench cannot be matched with the diameter of a processed part, the bearing of the workbench is too small, so that the processed part cannot be effectively supported in the processing process, the processing requirement of the part cannot be met, the processing of the large heavy part cannot be completed due to the defects of the machine tool, and an auxiliary workbench which not only meets the diameter and the bearing, but also meets the precision requirement of the part after the machine tool is used is urgently needed, and the processing requirement of the part is completed by matching with the workbench of the machine tool. In order to overcome the defects, the utility model aims to provide a diameter and work piece diameter matching, bearing satisfaction requirement, automatic control's auxiliary workbench can be realized, the existing machining range of large-scale heavy lathe is enlarged, and the increasing machining requirement of lathe is satisfied.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects of the prior art, the utility model provides a large-scale machine tool auxiliary workbench, the device are applicable to the workbench of large-scale heavy machine tool, have both satisfied the bearing of machine tool workbench and the part diameter phase-match that will process again.
The utility model provides a technical scheme that its technical problem adopted is: an auxiliary workbench of a large machine tool comprises an auxiliary platform and an auxiliary supporting device, wherein the auxiliary supporting device comprises an oil cylinder, a support, a bearing, a roller and a shaft.
The auxiliary platform is determined according to the requirements of the manufacturability of processed parts, can be made into a split type, and also can be made into an integrated type, the lower part of the auxiliary platform and the contact part of the auxiliary supporting device are provided with the guide rail plate, the auxiliary platform is prevented from being damaged in the using process, the auxiliary platform is connected with the workbench through the connecting bolt and synchronously rotates with the workbench, the auxiliary platform is used for carrying out auxiliary supporting on the lower part of the auxiliary platform for ensuring the correctness of part processing due to the large diameter, and the supporting force of the auxiliary platform is prevented from being insufficient. The quantity of the auxiliary supporting devices is uniformly distributed at the positions to be supported by the auxiliary platform according to the supporting force required by a workpiece, the control of each auxiliary supporting device is realized by serially connecting oil cylinder control oil paths with different quantities, the consistency of oil pressure is ensured, hydraulic oil is pumped out through a variable vane pump, is filtered and reduced in pressure through a pressure reducing valve, the oil inlet direction is switched through an electromagnetic directional valve to control the lifting or the falling of the auxiliary support, the safety of the oil paths is controlled by other auxiliary elements, the oil cylinders support the support, the micro-height of the support is adjusted through a shaft, and a roller provided with a bearing rolls along with the auxiliary workbench to support the auxiliary platform. The auxiliary platform is arranged on the machine tool workbench, the diameter of the auxiliary platform is matched with the diameter of a workpiece according to a certain proportion, the workpiece can be firmly clamped and fixed during machining, the integral rigidity of the auxiliary platform is sufficient, the precision of part machining is guaranteed, a certain number of auxiliary supporting devices are added according to the bearing size under the condition that the periphery of the machine tool workbench is not interfered with the machine tool, the height of a roller is automatically controlled through a hydraulic system through mechanical adjustment, the supporting force can be adjusted according to the weight of a required machined part, the auxiliary supporting platform is supported by the auxiliary supporting devices uniformly in stress, and the final effect of the auxiliary workbench is achieved.
The utility model has the advantages that: the utility model relates to a rationally, convenient operation, safe practical through auxiliary platform and auxiliary stay device's combination, has solved large-scale heavy lathe and has influenced the scope of processing of lathe because of the restriction of workstation manufacturing, has improved the bearing of lathe, has enlarged the lathe scope of processing, has satisfied the needs of large-scale heavy lathe processing ability, is applicable to the workstation of large-scale heavy lathe.
Drawings
The present invention will be further described with reference to the accompanying drawings and the following detailed description.
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic sectional structure view of the auxiliary supporting device of the present invention.
Fig. 3 is a schematic layout view of the auxiliary supporting device of the present invention at the periphery of the workbench.
Fig. 4 is a hydraulic schematic diagram of the auxiliary supporting device of the present invention.
Reference numbers in the figures:
1. the device comprises an auxiliary platform, 2, a workbench, 3, an auxiliary supporting device, 4, an oil cylinder, 5, a support, 6, a bearing, 7, a roller, 8, a shaft, 9, a guide rail plate, 10, a connecting bolt, 11, a variable vane pump, 12, a pressure reducing valve, 13 and an electromagnetic reversing valve.
Detailed Description
As shown in fig. 1-4, an auxiliary working table of a large machine tool comprises an auxiliary platform 1 and an auxiliary supporting device 3, wherein the auxiliary supporting device 3 comprises an oil cylinder 4, a bracket 5, a bearing 6, a roller 7 and a shaft 8, the auxiliary platform 1 can be made into a split type or an integrated type according to the size and manufacturability of a machined part, a guide rail plate 9 is arranged at the contact part of the lower part of the auxiliary platform 1 and the auxiliary supporting device 3 to prevent the auxiliary platform 1 from being damaged in the using process, the auxiliary platform 1 and the working table 2 are connected into a whole part through a connecting bolt 10 and synchronously rotate with the working table 2, the auxiliary platform 1 has a large diameter, and the auxiliary supporting device 3 is used for auxiliary supporting at the lower part of the auxiliary platform 1 to ensure the accuracy of part machining and prevent the insufficient supporting force of the auxiliary platform 1, the quantity of the auxiliary supporting devices 3 can be uniformly distributed at the positions needing to be supported by the auxiliary platform 1 according to the supporting force required by a workpiece, the hydraulic oil circuits are controlled to be connected in series by the oil cylinders 4 with different quantities under the control of each auxiliary supporting device 3, so that two or more than two executing mechanisms can simultaneously act, the consistency of oil pressure is ensured, hydraulic oil is pumped out by the variable vane pump 11, the hydraulic oil passes through the filtering and reducing valve 12, the oil inlet direction is switched by the electromagnetic directional valve 13 to control the lifting or the falling of the auxiliary supporting, the safety of the oil circuits is controlled by other auxiliary elements, the oil cylinders 4 support the bracket 5, the micro-height of the bracket 5 is adjusted by the shaft 8, the bearing 6 supports the mechanical rotating body, the friction coefficient in the moving process is reduced, the rotation precision of the mechanical rotating body is ensured, the roller 7 is an element bearing the load when the bearing 6 operates, and the roller 7, the rolling friction is realized, the supporting force can be adjusted according to the weight of the required machined part, the auxiliary platform 1 is supported, and the machining of large-scale heavy parts is realized.
The auxiliary workbench of the large machine tool is suitable for the workbench of the large heavy machine tool.
The using method comprises the following steps:
the workbench 2 is fixedly connected with the auxiliary platform 1 through the connecting bolt 10, the auxiliary supporting devices 3 are uniformly distributed below the auxiliary platform 1 and fixed on the foundation of a machine tool, the height of the roller 7 is automatically controlled by a hydraulic system, a large heavy workpiece to be processed is placed and locked on the workbench 2 and the auxiliary platform 1, when the workbench 2 rotates, the auxiliary platform 1 is driven to rotate, the guide rail plate 9 below the auxiliary platform 1 moves on the roller 7 of the auxiliary supporting device 3 in a rolling friction mode, therefore, a workpiece can be processed, and the auxiliary workbench of the large machine tool meets various requirements of the workpiece on the workbench 2.
Claims (3)
1. The utility model provides a large-scale lathe auxiliary worktable which characterized in that: including auxiliary platform (1) and auxiliary stay device (3), auxiliary stay device (3) include hydro-cylinder (4), support (5), bearing (6), roller (7) and axle (8), auxiliary platform (1) lower part and auxiliary stay device's (3) contact site installation guide rail board (9), auxiliary platform (1) are connected and rotate with workstation (2) synchronization through connecting bolt (10) and workstation (2), and auxiliary stay device (3) carry out the auxiliary stay in auxiliary platform (1) lower part, and hydro-cylinder (4) support bracket (5) of auxiliary stay device (3) through axle (8), adjust the micro-height of support bracket (5), and roller (7) of installation bearing (6) roll along with auxiliary platform (1).
2. A large machine tool auxiliary table according to claim 1, characterized in that: the auxiliary supporting devices (3) can be used in different numbers according to the size of the workpiece.
3. A large machine tool auxiliary table according to claim 1, characterized in that: the auxiliary supporting devices (3) are controlled in a hydraulic series mode, the auxiliary supporting rollers (7) move synchronously with the auxiliary platform (1), and supporting force can be adjusted according to the weight of a workpiece.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922331054.7U CN211332181U (en) | 2019-12-23 | 2019-12-23 | Auxiliary workbench of large machine tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922331054.7U CN211332181U (en) | 2019-12-23 | 2019-12-23 | Auxiliary workbench of large machine tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211332181U true CN211332181U (en) | 2020-08-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922331054.7U Active CN211332181U (en) | 2019-12-23 | 2019-12-23 | Auxiliary workbench of large machine tool |
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| Country | Link |
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| CN (1) | CN211332181U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112872883A (en) * | 2021-02-04 | 2021-06-01 | 青岛科技大学 | Heavy rectangular workpiece correction platform |
-
2019
- 2019-12-23 CN CN201922331054.7U patent/CN211332181U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112872883A (en) * | 2021-02-04 | 2021-06-01 | 青岛科技大学 | Heavy rectangular workpiece correction platform |
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