Automatic rotary workbench of vertical numerical control lathe

Abstract

The utility model discloses an automatic rotary workbench of a vertical numerical control lathe, which comprises a base, mounting racks are fixed on two sides of the base, mounting holes are arranged above the mounting racks, and mounting screws penetrate through the mounting holes; according to the automatic rotating type workbench of the vertical numerical control lathe, a driving motor, a linkage block, a rotating shaft and a connecting block are used in cooperation, in the using process of the automatic rotating type workbench, the eccentric design of the driving motor is adopted, and the linkage block is connected with the connecting block in a meshed mode to drive a rotating disc to rotate; the output end of the driving motor is not directly connected to the circle center of the rotating disc to directly drive the rotating disc to rotate, direct connection has high requirements for precision and material strength of the transmission shaft and all connecting parts, the eccentric design directly adopts the rotating shaft for bearing, and parts such as the driving motor only need to be driven. Therefore, the number of matched parts needing to be replaced when the bearing and other parts are damaged can be reduced, and the use and maintenance cost is effectively reduced.

Description

Technical Field

[0001] The utility model relates to the technical field related to workbenches, in particular to an automatic rotating workbench for a vertical CNC lathe. Background Art

[0002] CNC lathe is one of the most widely used CNC machine tools, and can perform grooving, drilling, reaming, reaming and boring, etc. An automatic rotating worktable is used in a vertical CNC lathe. The worktable is made of high-quality cold-rolled plates. The sturdy worktable is firm and stable, and can bear a load of 1000kg. There are a variety of work table options to meet different usage requirements. Simply put, it provides a table surface for specific work. The worktable of a CNC lathe is mostly equipped with a clamp on the table to fix the workpiece, which is convenient for various processing of the workpiece.

[0003] Most of the existing automatic rotating worktables of vertical CNC lathes use a drive motor directly connected to the center of the turntable to drive the turntable to rotate, which has high requirements on the precision and material strength of the connecting parts at the connection, and the drive motor will be under great pressure, with high maintenance and use costs and poor practicality. Therefore, it is necessary to propose an automatic rotating worktable for a vertical CNC lathe. Utility Model Content

[0004] The utility model aims to provide an automatic rotary worktable for a vertical CNC lathe to solve the problems raised in the above-mentioned background technology.

[0005] To achieve the above-mentioned objectives, the utility model provides the following technical solutions: an automatic rotating worktable of a vertical CNC lathe, comprising a base, mounting frames are fixed on both sides of the base, a mounting hole is opened above the mounting frames, mounting screws are penetrated inside the mounting holes, hydraulic cylinders are installed on both sides of the base, a hydraulic rod is provided on one side of the hydraulic cylinder, a latch is fixed on one end of the hydraulic rod, a lower limit block is fixed above the base, a driving motor is installed above the base, a linkage block is installed on the upper output end of the driving motor, a rotating shaft is installed above the base, a connecting block is installed on the upper end of the base, a turntable is fixed on the upper end of the connecting block, a connecting seat is fixed on the lower end of the turntable, an upper limit ring is fixed on the lower end of the connecting seat, and a limiting hole is opened on one side surface of the upper limit ring.

[0006] Preferably, the mounting screw is threadedly connected to the mounting bracket through a mounting hole, and the mounting bracket is symmetrically arranged with respect to the central axis of the base.

[0007] Preferably, the latch forms a telescopic structure through a hydraulic rod and a hydraulic cylinder, and the hydraulic rod and the hydraulic cylinder are horizontally distributed.

[0008] Preferably, the latch is welded to the hydraulic rod, and the latch is arranged in an "L"-shaped structure.

[0009] Preferably, the linkage block is meshedly connected with the connection block, and the outer side of the connection block is serrated.

[0010] Preferably, the upper limit ring is used in conjunction with a lower limit block, and the limit holes are distributed at equal intervals on the outer surface of the upper limit ring.

[0011] Compared with the prior art, the beneficial effects of the utility model are:

[0012] 1. This vertical CNC lathe automatic rotary table is used in conjunction with a driving motor, a linkage block, a rotating shaft and a connecting block. During the use of the device, the driving motor is eccentrically designed, and the linkage block is meshed with the connecting block to drive the turntable to rotate. The output end of the driving motor is not directly connected to the center of the turntable to directly drive the turntable to rotate. The direct connection has high requirements on the accuracy and material strength of the transmission shaft and each connecting component. The eccentric design directly uses the rotating shaft for weight, and the driving motor and other components only need to be driven, thereby reducing the number of supporting parts that need to be replaced when the bearing and other parts are damaged, effectively reducing the use and maintenance costs;

[0013] 2. A vertical CNC lathe automatic rotating worktable, through the arrangement of a hydraulic cylinder, a hydraulic rod, a latch, a lower limit block, an upper limit ring and a limit hole, during the use of the device, by turning on the hydraulic cylinder switch, and when the hydraulic cylinder drives the hydraulic rod and the latch to pull out the limit hole, the hydraulic cylinder switch is closed, and the turntable can be unlocked; the hydraulic cylinder switch is turned on, and when the hydraulic cylinder drives the hydraulic rod and the latch to insert the limit hole, the hydraulic cylinder switch is closed and the turntable is locked, thereby facilitating the processing of the parts clamped by the fixture installed on the turntable at this angle. This locking method uses the latch, the lower limit block, the upper limit ring and other parts with simple structure and low cost to replace the hydraulic cylinder and the hydraulic rod themselves to bear the force, thereby preventing the vibration of processing from directly acting on the hydraulic cylinder and the hydraulic rod during locking, causing damage to the hydraulic cylinder and the hydraulic rod, and effectively reducing the use and maintenance costs of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0015] Figure 2 This is a schematic diagram of the structure of the turntable of the utility model when viewed from above;

[0016] Figure 3 This is a schematic diagram of the structure of the mortise lock of the utility model;

[0017] Figure 4 This is a schematic diagram of the structure of the mounting frame of the utility model.

[0018] In the figure: 1. base; 2. mounting frame; 3. mounting hole; 4. mounting screw; 5. hydraulic cylinder; 6. hydraulic rod; 7. latch; 8. lower limit block; 9. drive motor; 10. linkage block; 11. rotating shaft; 12. connecting block; 13. turntable; 14. connecting seat; 15. upper limit ring; 16. limit hole. DETAILED DESCRIPTION

[0019] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0020] See also Figure 1-4 The utility model provides a technical solution: an automatic rotary worktable of a vertical CNC lathe, comprising a base 1, mounting frames 2 are fixed on both sides of the base 1, mounting holes 3 are opened above the mounting frames 2, mounting screws 4 are penetrated inside the mounting holes 3, the mounting screws 4 are threadedly connected with the mounting frames 2 through the mounting holes 3, the mounting frames 2 are symmetrically arranged with respect to the central axis of the base 1, the device can be fixed to a designated position by aligning the mounting holes 3 with the screw holes opened at the required positions and screwing in the mounting screws 4 for fixing, hydraulic cylinders 5 are installed on both sides of the base 1, a hydraulic rod 6 is arranged on one side of the hydraulic cylinder 5, a latch 7 is fixed on one end of the hydraulic rod 6, the latch 7 forms a telescopic structure with the hydraulic cylinder 5 through the hydraulic rod 6, the hydraulic rod 6 and the hydraulic cylinder 5 are horizontally distributed, and during the use of the device, by turning on the switch of the hydraulic cylinder 5 , when the hydraulic cylinder 5 drives the hydraulic rod 6 and the latch 7 to withdraw the limit hole 16, the hydraulic cylinder 5 switch is closed, and the lock of the turntable 13 can be released, and the hydraulic cylinder 5 switch is opened. When the hydraulic cylinder 5 drives the hydraulic rod 6 and the latch 7 to insert the limit hole 16, the hydraulic cylinder 5 switch is closed and the turntable 13 can be locked, so that it is convenient to process the parts clamped by the fixture installed on the turntable 13 at this angle. The latch 7 is welded to the hydraulic rod 6, and the latch 7 is arranged in an "L" shape. This locking method uses the latch 7, the lower limit block 8, the upper limit ring 15 and other parts with simple structure and low cost to replace the hydraulic cylinder 5 and the hydraulic rod 6 themselves to bear the force, so as to prevent the vibration of the processing from directly acting on the hydraulic cylinder 5 and the hydraulic rod 6 during locking, causing damage to the hydraulic cylinder 5 and the hydraulic rod 6, and effectively reducing the use and maintenance costs of the device;

[0021] See also Figure 1-4A lower limit block 8 is fixed on the top of the base 1, a driving motor 9 is installed on the top of the base 1, a linkage block 10 is installed on the output end of the driving motor 9, a rotating shaft 11 is installed on the top of the base 1, a connecting block 12 is installed on the upper end of the base 1, a turntable 13 is fixed on the upper end of the connecting block 12, the linkage block 10 is meshed and connected with the connecting block 12, and the outer side of the connecting block 12 is serrated. During the use of the device, the eccentric design of the driving motor 9 is used to drive the turntable 13 to rotate through the meshing connection of the linkage block 10 and the connecting block 12. The output end of the driving motor 9 is not directly connected to the center of the turntable 13 to directly drive the turntable 13 to rotate, and the direct connection to the transmission shaft and each connecting The requirements for the precision and material strength of the connecting parts are high. The eccentric design directly uses the rotating shaft 11 to bear the weight, and the driving motor 9 and other components only need to be driven, thereby reducing the number of supporting parts that need to be replaced when parts such as bearings are damaged, and effectively reducing the cost of use and maintenance. A connecting seat 14 is fixed at the lower end of the turntable 13, and an upper limit ring 15 is fixed at the lower end of the connecting seat 14. A limiting hole 16 is provided on one side surface of the upper limit ring 15. The upper limit ring 15 is used in conjunction with the lower limit block 8. The limiting holes 16 are evenly spaced on the outer surface of the upper limit ring 15. The limiting holes 16 are evenly spaced on the outer surface of the upper limit ring 15, and the locking lock 7 is inserted and fixed at the required fixed angle.

[0022] Working principle: When using the automatic rotary table of the vertical CNC lathe, first align the mounting hole 3 with the screw hole opened at the desired position, screw in the mounting screw 4 to fix the device to the specified position, then turn on the external power supply, and then put the workpiece to be processed into the fixture on the turntable 13 and fix it. At this time, turn on the hydraulic cylinder 5 switch, and when the hydraulic cylinder 5 drives the hydraulic rod 6 and the latch 7 to pull out the limit hole 16, turn off the hydraulic cylinder 5 switch to release the lock of the turntable 13, turn on the drive motor 9 switch, and drive the linkage block 10 to rotate To drive the connecting block 12 and the turntable 13 to rotate. When it is necessary to stop at a certain angle for more detailed processing, turn off the drive motor 9 switch and turn on the hydraulic cylinder 5 switch. When the hydraulic cylinder 5 drives the hydraulic rod 6 and the lock 7 to insert into the limit hole 16, turn off the hydraulic cylinder 5 switch to lock with the turntable 13. When the device is not in use, cut off the external power supply of the device. The model of the hydraulic cylinder 5 is HSG63, and the model of the drive motor 9 is YE2-132S-4. In this way, the use process of the automatic rotary worktable of the vertical CNC lathe is completed.

[0023] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. An automatic rotary worktable of a vertical CNC lathe, comprising a base (1), characterized in that: Mounting frames (2) are fixed on both sides of the base (1), mounting holes (3) are provided above the mounting frames (2), mounting screws (4) are passed through the mounting holes (3), hydraulic cylinders (5) are installed on both sides of the base (1), a hydraulic rod (6) is provided on one side of the hydraulic cylinder (5), a latch (7) is fixed at one end of the hydraulic rod (6), a lower limit block (8) is fixed above the base (1), and a drive motor (9) is installed above the base (1). 9), a linkage block (10) is installed at the upper output end of the driving motor (9), a rotating shaft (11) is installed above the base (1), a connecting block (12) is installed at the upper end of the base (1), a rotating disk (13) is fixed at the upper end of the connecting block (12), a connecting seat (14) is fixed at the lower end of the rotating disk (13), an upper limit ring (15) is fixed at the lower end of the connecting seat (14), and a limiting hole (16) is provided on one side surface of the upper limit ring (15).

2. The automatic rotary table of a vertical CNC lathe according to claim 1, characterized in that: The mounting screw rod (4) is threadedly connected to the mounting frame (2) through the mounting hole (3); the mounting frame (2) is symmetrically arranged with respect to the central axis of the base (1).

3. The automatic rotary table of a vertical CNC lathe according to claim 1, characterized in that: The latch (7) forms a telescopic structure through a hydraulic rod (6) and a hydraulic cylinder (5), and the hydraulic rod (6) and the hydraulic cylinder (5) are horizontally distributed.

4. The automatic rotary table of a vertical CNC lathe according to claim 1, characterized in that: The latch (7) is welded to the hydraulic rod (6), and the latch (7) is arranged in an "L"-shaped structure.

5. The automatic rotary table of a vertical CNC lathe according to claim 1, characterized in that: The linkage block (10) is meshedly connected with the connection block (12), and the outer side of the connection block (12) is serrated.

6. The automatic rotary table of a vertical CNC lathe according to claim 1, characterized in that: The upper limit ring (15) is used in conjunction with the lower limit block (8), and the limit holes (16) are distributed at equal intervals on the outer surface of the upper limit ring (15).

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