CN218946421U

CN218946421U - Punching mechanism for jack piston rod numerical control machine tool

Info

Publication number: CN218946421U
Application number: CN202223572836.8U
Authority: CN
Inventors: 李少华; 郑鑫; 梁勇; 华振方; 郑永强; 常钊; 朱尧; 杨冬冬; 常梅; 刘冲
Original assignee: Henan Wuqi Machinery Equipment Co ltd
Current assignee: Henan Wuqi Machinery Equipment Co ltd
Priority date: 2022-12-30
Filing date: 2022-12-30
Publication date: 2023-05-02
Anticipated expiration: 2032-12-30

Abstract

The utility model relates to the technical field of numerically-controlled machine tools, in particular to a punching mechanism for a jack piston rod numerically-controlled machine tool, which comprises a base, wherein four brackets are fixedly arranged on the top wall of the base at equal intervals, an electric sliding rail is arranged between a front bracket and a rear bracket, and an electronic sliding block is arranged on the electric sliding rail; according to the utility model, the gear is driven to rotate by the second servo motor, the clamping blocks are driven to move by the meshing of the gear and the rack, the quick clamping and positioning of the cantilever end of the piston rod are realized by adopting a mode of synchronous movement of a plurality of clamping blocks, the piston rod is prevented from loosening when the piston rod is perforated, the coaxiality of the perforating cutter and the piston rod can be ensured, meanwhile, the support of the cantilever end is increased, the flexible deformation of the piston rod is avoided, and the coincidence ratio of the perforating axis and the axis of the piston rod is improved.

Description

Punching mechanism for jack piston rod numerical control machine tool

Technical Field

The utility model relates to the technical field of numerically-controlled machine tools, in particular to a punching mechanism for a jack piston rod numerically-controlled machine tool.

Background

When processing, jack piston rod often needs to carry out the tip and punches, and when the tip punched, the axis that needs to guarantee to punch overlaps with the axis of piston rod self, and when current digit control machine tool punches, its positioning accuracy relies on the positioning accuracy of lathe completely, and positioning speed is slower, and when the piston rod is in cantilever installation, the in-process of punching, the piston rod can take place not hard up sometimes, leads to the failure of punching.

Disclosure of Invention

The utility model aims to provide a punching mechanism for a jack piston rod numerical control machine tool, so as to solve the problems in the background art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a punching mechanism for jack piston rod digit control machine tool, includes the base, four supports have been set firmly to base roof equidistant between two around the support install electronic slide rail, install electronic slider on the electronic slide rail.

Preferably, a fixing rod is fixedly arranged between the two electronic sliding blocks.

Preferably, the fixed plate is installed to the dead lever, first servo motor is installed to the fixed plate roof, screw thread axle down is installed to first servo motor lower extreme, screw thread axle lower extreme threaded connection has the lifter plate.

Preferably, the front side wall of the lifting plate is provided with a puncher.

Preferably, a chuck is mounted on the top wall of the base below the puncher, and three sliding grooves are formed in the top wall of the chuck at equal intervals.

Preferably, a rack is fixedly arranged in the bottom wall of the sliding groove, a clamping block is slidably connected to the bottom wall of the sliding groove, and the rack penetrates through the clamping block and is slidably connected with the clamping block.

Preferably, a second servo motor is installed in the bottom wall of the clamping block, a rotating shaft is installed on the second servo motor, and a gear meshed with the rack is fixedly arranged on the rotating shaft.

Compared with the prior art, the utility model has the beneficial effects that:

the gear is driven to rotate through the second servo motor, the clamping block is driven to move through the meshing of the gear and the rack, the mode of synchronous motion of a plurality of clamping blocks is adopted, the quick clamping and positioning of the cantilever end of the piston rod are realized, the piston rod is prevented from loosening when the piston rod is perforated, the coaxiality of the perforating cutter and the piston rod can be ensured, the support of the cantilever end is increased, the flexible deformation of the piston rod is avoided, and the coincidence ratio of the perforating axis and the axis of the piston rod is improved.

Drawings

FIG. 1 is a schematic view of the present utility model;

FIG. 2 is a schematic top view of the present utility model of FIG. 1;

FIG. 3 is a schematic view of the chuck of FIG. 1 according to the present utility model;

FIG. 4 is a schematic view showing the internal structure of the sliding groove in FIG. 3 according to the present utility model;

FIG. 5 is a schematic diagram of a second servo motor of FIG. 4 according to the present utility model;

FIG. 6 is a schematic view of the structure of the fixing plate of FIG. 1 according to the present utility model;

FIG. 7 is a schematic view of the structure of the threaded shaft of FIG. 6 according to the present utility model;

in the figure:

10. a base; 11. a bracket; 12. an electric slide rail; 13. an electronic slider; 14. a puncher; 15. a fixed rod; 16. a fixing plate; 17. a chuck; 18. a sliding groove; 19. a clamping block; 20. a rack; 21. a second servo motor; 22. a rotating shaft; 23. a gear; 24. a first servo motor; 25. a threaded shaft; 26. and a lifting plate.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Example 1

Referring to fig. 1-7, in a first embodiment of the present utility model, a punching mechanism for a jack piston rod numerical control machine is provided, and the punching mechanism comprises a base 10, four brackets 11 are fixed on the top wall of the base 10 at equal intervals, an electric sliding rail 12 is installed between the front and rear brackets 11, and an electronic sliding block 13 is installed on the electric sliding rail 12;

further, a fixing rod 15 is fixedly arranged between the two electronic sliders 13;

further, the fixing rod 15 is provided with a fixing plate 16, a first servo motor 24 is arranged on the top wall of the fixing plate 16, a downward threaded shaft 25 is arranged at the lower end of the first servo motor 24, and a lifting plate 26 is connected with the lower end of the threaded shaft 25 in a threaded manner;

further, the front side wall of the lifting plate 26 is provided with a puncher 14;

further, a chuck 17 is mounted on the top wall of the base 10 below the puncher 14, and three sliding grooves 18 are formed in the top wall of the chuck 17 at equal intervals;

further, a rack 20 is fixedly arranged in the bottom wall of the sliding groove 18, the bottom wall of the sliding groove 18 is slidably connected with a clamping block 19, and the rack 20 penetrates through the clamping block 19 and is slidably connected with the clamping block 19;

further, a second servo motor 21 is installed in the bottom wall of the clamping block 19, a rotating shaft 22 is installed on the second servo motor 21, and a gear 23 meshed with the rack 20 is fixedly arranged on the rotating shaft 22.

Thus, when the punching work is needed, a worker places the piston rod on the top wall of the chuck 17 and starts the second servo motor 21, the second servo motor 21 drives the gear 23 to rotate through the rotating shaft 22, and the gear 23 drives the clamping block 19 to move towards the piston rod through meshing with the rack 20 and presses the piston rod to fix and limit the piston rod;

after the piston rod is fixed, a worker controls the two electronic slide blocks 13 to start, the electronic slide blocks 13 drive the fixing plate 16 to move from back to front through the fixing rod 15, and the puncher 14 is moved to the position right above the piston rod;

then, the worker controls the first servo motor 24 to start, the first servo motor 24 drives the threaded shaft 25 to rotate, the threaded shaft 25 drives the lifting plate 26 to move downwards through threaded connection with the lifting plate 26, and the lifting plate 26 drives the puncher 14 to move downwards and enables the lower end of the puncher 14 to be in pressing contact with the position, where punching is needed, of the upper end of the piston rod;

finally, a worker controls the puncher 14 to start, the puncher 14 performs work of punching on the piston rod, and the first servo motor 24 is controlled to drive the puncher 14 to move up and down so as to control the hole depth of punching on the piston rod;

after the punching is completed, the puncher 14 stops punching, the first servo motor 24 is reversely started, the first servo motor 24 drives the puncher 14 to move upwards, a worker controls two electronic sliders 13 to reversely start, two electronic sliders 13 drive the puncher 14 to move backwards and away from the chuck 17, three second servo motors 21 are reversely started, three clamping blocks 19 move towards one side far away from a piston rod and release the piston rod, and the worker takes down the piston rod placed on the top wall of the chuck 17 and observes the punching condition.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a mechanism of punching for jack piston rod digit control machine tool, includes base (10), its characterized in that: four brackets (11) are fixedly arranged on the top wall of the base (10) at equal intervals, an electric sliding rail (12) is arranged between the front bracket (11) and the rear bracket (11), and an electronic sliding block (13) is arranged on the electric sliding rail (12).

2. A punching mechanism for a jack piston rod numerical control machine according to claim 1, characterized in that: a fixed rod (15) is fixedly arranged between the two electronic sliding blocks (13).

3. A punching mechanism for a jack piston rod numerical control machine according to claim 2, characterized in that: the fixed plate (16) is installed to dead lever (15), first servo motor (24) are installed to dead plate (16) roof, screw thread axle (25) down are installed to first servo motor (24) lower extreme, screw thread axle (25) lower extreme threaded connection has lifter plate (26).

4. A punching mechanism for a jack piston rod numerical control machine according to claim 3, characterized in that: the front side wall of the lifting plate (26) is provided with a puncher (14).

5. A punching mechanism for a jack piston rod numerical control machine according to claim 1, characterized in that: the chuck (17) is installed on the top wall of the base (10) below the puncher (14), and three sliding grooves (18) are formed in the top wall of the chuck (17) at equal intervals.

6. The punching mechanism for a jack piston rod numerical control machine according to claim 5, wherein: a rack (20) is fixedly arranged in the bottom wall of the sliding groove (18), a clamping block (19) is slidably connected with the bottom wall of the sliding groove (18), and the rack (20) penetrates through the clamping block (19) and is slidably connected with the clamping block (19).

7. The punching mechanism for a jack piston rod numerical control machine according to claim 6, wherein: a second servo motor (21) is arranged in the bottom wall of the clamping block (19), a rotating shaft (22) is arranged on the second servo motor (21), and a gear (23) meshed with the rack (20) is fixedly arranged on the rotating shaft (22).