阅读说明：本技术 一种车床用于加工末叶销孔的横向打孔装置 (Transverse punching device for machining end blade pin hole by lathe ) 是由 林祖统 余礼淳 于 2021-08-11 设计创作，主要内容包括：本发明公开一种车床用于加工末叶销孔的横向打孔装置,具体涉及叶片打孔器械技术领域,包括基座,所述基座的上表面设置有横向打孔机构,所述横向打孔机构包括第一滑台,所述第一滑台设置在基座的顶部,并与基座滑动连接,所述第一滑台的顶部滑动连接有第二滑台。本发明通过设置有横向打孔机构,旋转第一丝杆和第二丝杆,驱动第一滑台和第二滑台发生位移,对钻头的打孔位置进行微调,同时再通过第三齿轮旋转带动第一齿轮旋转,使得转动轴得以带动第二齿轮旋转,继而使得第四齿轮带动钻头旋转,实现横向打孔,错开叶片以及汽轮机主轴的特殊结构设计的干涉,避免传动箱在打孔的过程中抖动,增加打孔精度,具有良好的实用性。(The invention discloses a transverse punching device of a lathe for machining a final blade pin hole, and particularly relates to the technical field of blade punching instruments. According to the invention, the transverse punching mechanism is arranged to rotate the first screw rod and the second screw rod to drive the first sliding table and the second sliding table to displace, the punching position of the drill bit is finely adjusted, meanwhile, the third gear rotates to drive the first gear to rotate, so that the rotating shaft can drive the second gear to rotate, and then the fourth gear drives the drill bit to rotate, so that transverse punching is realized, interference of special structural designs of the blades and the steam turbine main shaft is staggered, shaking of the transmission case in the punching process is avoided, punching precision is increased, and good practicability is achieved.)

1. The utility model provides a lathe is used for processing horizontal perforating device in end leaf pinhole, includes the base, its characterized in that: the upper surface of the base is provided with a transverse punching mechanism;

the transverse punching mechanism comprises a first sliding table, the first sliding table is arranged at the top of the base and is in sliding connection with the base, the top of the first sliding table is in sliding connection with a second sliding table, a driving motor is arranged at the top of the second sliding table, a first supporting block is arranged on one side of the driving motor, and a transmission box is arranged in the middle of the first supporting block;

bearings are arranged on two sides of the inner wall of the transmission case, a rotating shaft is movably connected between the two bearings, a first gear is fixedly arranged at one end of the surface of the rotating shaft, a second gear is fixedly arranged at the other end of the surface of the rotating shaft, a third gear is arranged at the bottom of the first gear and on one side of the inner wall of the transmission case, a fourth gear is arranged at the bottom of the second gear and on one side of the inner wall of the transmission case, and a drill bit is arranged on the surface of the transmission case;

one end of the second sliding table is provided with a second supporting block, the top of the second supporting block is provided with a guide groove, and one side of the inner wall of the guide groove is provided with a frame opening in a penetrating mode.

2. The transverse punching device for machining a terminal pin hole of a lathe according to claim 1, wherein: one end of the drill bit penetrates through the transmission case, the middle part of the drill bit extending to the fourth gear is connected with the fourth gear, and the output end of the driving motor penetrates through the transmission case, extends to the middle part of the third gear and is connected with the third gear.

3. The transverse punching device for machining a terminal pin hole of a lathe according to claim 1, wherein: the transmission case is matched with the guide groove, the drill bit is matched with the frame opening, the third gear is meshed with the first gear, and the second gear is meshed with the fourth gear.

4. The transverse punching device for machining a terminal pin hole of a lathe according to claim 1, wherein: the top of the base is provided with a collecting box, one side of the collecting box is provided with a pump, the other side of the collecting box is provided with a hose, and one end of the hose is provided with a suction hopper.

5. The transverse punching device for machining a terminal pin hole of a lathe according to claim 1, wherein: the middle part threaded connection of first slip table has first lead screw, the bottom threaded connection of second slip table has the second lead screw, the equal swing joint of one end of second lead screw and first lead screw has first fixed block, the equal swing joint of the other end of second lead screw and first lead screw has the second fixed block.

6. The transverse punching device for machining a terminal pin hole of a lathe according to claim 5, wherein: the first fixing block and the second fixing block which the first screw rod belongs to are fixedly connected with the base, and the first fixing block and the second fixing block which the second screw rod belongs to are fixedly arranged at the top of the first sliding table.

Technical Field

The invention belongs to the technical field of blade punching instruments, and particularly relates to a transverse punching device for machining a tail blade pin hole by a lathe.

Background

The blade is a key part of the steam turbine and is one of the finest and most important parts, an opening for assembly needs to be processed on the impeller during assembly, in order to fix the last blade, a pin hole of the last blade needs to be formed, and the last blade and the impeller are connected together through a pin of the last blade to form a whole.

And current end leaf perforating device is when holing the end leaf of impeller, because the special shape design of blade and steam turbine main shaft leads to the device to be difficult to with the blade laminating when holing, can have great deviation, the staff of not being convenient for.

Disclosure of Invention

The invention provides a transverse punching device for machining a tail blade pin hole by a lathe, and aims to solve the problems that the existing device is difficult to attach to a blade during punching, large deviation exists and workers are inconvenient to operate.

The invention is realized in such a way, and provides the following technical scheme: a transverse punching device of a lathe for machining a tail blade pin hole comprises a base, wherein a transverse punching mechanism is arranged on the upper surface of the base;

the transverse punching mechanism comprises a first sliding table, the first sliding table is arranged at the top of the base and is in sliding connection with the base, the top of the first sliding table is in sliding connection with a second sliding table, a driving motor is arranged at the top of the second sliding table, a first supporting block is arranged on one side of the driving motor, and a transmission box is arranged in the middle of the first supporting block;

bearings are arranged on two sides of the inner wall of the transmission case, a rotating shaft is movably connected between the two bearings, a first gear is fixedly arranged at one end of the surface of the rotating shaft, a second gear is fixedly arranged at the other end of the surface of the rotating shaft, a third gear is arranged at the bottom of the first gear and on one side of the inner wall of the transmission case, a fourth gear is arranged at the bottom of the second gear and on one side of the inner wall of the transmission case, and a drill bit is arranged on the surface of the transmission case;

one end of the second sliding table is provided with a second supporting block, the top of the second supporting block is provided with a guide groove, and one side of the inner wall of the guide groove is provided with a frame opening in a penetrating mode.

In a preferred embodiment, one end of the drill head penetrates through the transmission case, extends to the middle of the fourth gear and is connected with the fourth gear, and the output end of the driving motor penetrates through the transmission case, extends to the middle of the third gear and is connected with the third gear.

In a preferred embodiment, the gear box is matched with the guide groove, the drill bit is matched with the frame opening, the third gear is meshed with the first gear, and the second gear is meshed with the fourth gear.

In a preferred embodiment, a collection box is arranged on the top of the base, a pump is arranged on one side of the collection box, a hose is arranged on the other side of the collection box, and a suction hopper is arranged at one end of the hose.

In a preferred embodiment, the middle part of the first sliding table is in threaded connection with a first lead screw, the bottom of the second sliding table is in threaded connection with a second lead screw, one ends of the second lead screw and the first lead screw are both movably connected with a first fixing block, and the other ends of the second lead screw and the first lead screw are both movably connected with a second fixing block.

In a preferred embodiment, the first fixed block and the second fixed block to which the first screw rod belongs are fixedly connected with the base, and the first fixed block and the second fixed block to which the second screw rod belongs are fixedly arranged at the top of the first sliding table.

Compared with the prior art, the invention has the beneficial effects that:

1. through the arrangement of the transverse punching mechanism, the first screw rod and the second screw rod are rotated to drive the first sliding table and the second sliding table to displace, the punching position of the drill bit is finely adjusted, the device is convenient to adapt to the punching position and is convenient to operate, meanwhile, the first gear is driven to rotate through the rotation of the third gear, so that the second gear is driven to rotate through the rotating shaft, the drill bit is driven to rotate through the fourth gear, transverse punching is realized, the interference of special structural designs of the blades and the main shaft of the steam turbine is staggered, and the transmission case is prevented from shaking in the punching process through the limitation of the first supporting block, the second supporting block and the guide groove, the punching precision is increased, and the transverse punching mechanism has good practicability;

2. through being provided with the absorption fill, hose, pump machine and collecting box, through the mutually supporting of absorption fill, hose and pump machine, be convenient for will punch produced iron fillings and inhale the collecting box in, through the hose simultaneously, put the handheld hose of pigeon personnel, fight through the absorption and absorb iron fillings, make things convenient for patient personnel to clear up.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a top view of the overall structure of the present invention.

FIG. 3 is a side view of the internal structure of the transmission case of the present invention.

FIG. 4 is a schematic view of a portion A of FIG. 1 according to the present invention

In the figure: 1. a base; 2. a first sliding table; 3. a second sliding table; 4. a drive motor; 5. a first support block; 6. a transmission case; 7. a bearing; 8. a rotating shaft; 9. a first gear; 10. a second gear; 11. a third gear; 12. a fourth gear; 13. a drill bit; 14. a second support block; 15. a guide groove; 16. a frame opening; 17. a collection box; 18. a pump machine; 19. a hose; 20. a suction hopper; 21. a first lead screw; 22. a second lead screw; 23. a first fixed block; 24. and a second fixed block.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

In the description of the present invention, it is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships illustrated in the drawings, and are used merely for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, are not to be construed as limiting the present invention. Further, in the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

The transverse punching device for machining the end blade pin hole by the lathe shown in the attached drawings 1-4 comprises a base 1, wherein a transverse punching mechanism is arranged on the upper surface of the base 1;

the transverse punching mechanism comprises a first sliding table 2, the first sliding table 2 is arranged at the top of a base 1 and is in sliding connection with the base 1, the top of the first sliding table 2 is in sliding connection with a second sliding table 3, a driving motor 4 is arranged at the top of the second sliding table 3, a first supporting block 5 is arranged on one side of the driving motor 4, and a transmission box 6 is arranged in the middle of the first supporting block 5;

bearings 7 are arranged on two sides of the inner wall of the transmission case 6, a rotating shaft 8 is movably connected between the two bearings 7, a first gear 9 is fixedly arranged at one end of the surface of the rotating shaft 8, a second gear 10 is fixedly arranged at the other end of the surface of the rotating shaft 8, a third gear 11 is arranged at the bottom of the first gear 9 and on one side of the inner wall of the transmission case 6, a fourth gear 12 is arranged at the bottom of the second gear 10 and on one side of the inner wall of the transmission case 6, and a drill bit 13 is arranged on the surface of the transmission case 6;

one end of the second sliding table 3 is provided with a second supporting block 14, the top of the second supporting block 14 is provided with a guide groove 15, and one side of the inner wall of the guide groove 15 is provided with a frame opening 16 in a penetrating manner.

Referring to fig. 3, one end of the drill 13 penetrates through the transmission case 6, extends to the middle of the fourth gear 12, and is connected with the fourth gear 12, the output end of the driving motor 4 penetrates through the transmission case 6, extends to the middle of the third gear 11, and is connected with the third gear 11, when the output end of the driving motor 4 rotates, the driving motor drives the third gear 11 to rotate, and meanwhile, the drill 13 is driven to rotate through the rotation of the fourth gear 12, so that the drilling is performed, and the use is convenient.

Referring to fig. 2, 3 and 4, the transmission case 6 is matched with the guide groove 15, the drill bit 13 is matched with the frame opening 16, the third gear 11 is meshed with the first gear 9, the second gear 10 is meshed with the fourth gear 12, the guide groove 15 can play a role in guiding, stability of the transmission case 6 during displacement is improved, the frame opening 16 can play a role in transition, interference between the drill bit 13 and the second supporting block 14 during displacement is staggered, meanwhile, the third gear 11 is meshed with the first gear 9 and meshed with the second gear 10 and the fourth gear 12, when the third gear 11 is convenient to rotate, the first gear 9 is driven to rotate, the rotating shaft 8 drives the second gear 10 to rotate, and then the fourth gear 12 rotates, and the use is convenient.

Referring to the attached drawings 1 and 2, a collecting box 17 is arranged at the top of a base 1, a pump 18 is arranged on one side of the collecting box 17, a hose 19 is arranged on the other side of the collecting box 17, a suction hopper 20 is arranged at one end of the hose 19, and the pump 18, the hose 19 and the suction hopper 20 are matched with each other for use, so that scrap iron generated by punching is sucked into the collecting box 17, and workers can clean the scrap iron conveniently.

Referring to the attached drawings 1 and 2, the middle part of the first sliding table 2 is in threaded connection with a first lead screw 21, the bottom of the second sliding table 3 is in threaded connection with a second lead screw 22, the one ends of the second lead screw 22 and the first lead screw 21 are respectively in movable connection with a first fixing block 23, the other ends of the second lead screw 22 and the first lead screw 21 are respectively in movable connection with a second fixing block 24, the first lead screw 21 rotates, the first sliding table 2 is driven to displace, the second lead screw 22 rotates, the second sliding table 3 is driven to displace, the position of the driving motor 4 is convenient to finely adjust, and the position of the adaptive punching is convenient.

Referring to fig. 1 and 2, a first fixing block 23 and a second fixing block 24 to which a first screw 21 belongs are fixedly connected with a base 1, the first fixing block 23 and the second fixing block 24 to which a second screw 22 belongs are fixedly arranged at the top of a first sliding table 2, and the first fixing block 23 and the second fixing block 24 are respectively fixedly connected with the base 1 and the first sliding table 2, so that the stability of the first screw 21 and the second screw 22 during rotation is improved, and the use is facilitated.

The working principle of the invention is as follows: the worker installs the device made by the invention at the appointed position, when punching, the first screw rod 21 is rotated clockwise to drive the first sliding platform 2 to displace, when the first sliding platform 2 displaces to the proper position, the second screw rod 22 is rotated clockwise to drive the second sliding platform 3 to displace, when the second sliding platform 3 displaces, the transmission case 6 and the drill bit 13 respectively penetrate through the guide slot 15 and the frame opening 16, and the drill bit 13 is matched with the punching position, then the driving motor 4 is started to drive the third gear 11 to rotate, when the third gear 11 rotates, the first gear 9 is driven to rotate, and simultaneously the rotating shaft 8 drives the second gear 10 to rotate, so that the fourth gear 12 rotates, when the fourth gear 12 rotates, the drill bit 13 rotates to punch, and through the limit of the first supporting block 5, the second supporting block 14 and the guide slot 15, avoid transmission case 6 at the in-process shake that punches, increase the precision of punching, after punching the completion simultaneously, the staff holds suction hopper 20 and hose 19, inhales iron fillings in collecting box 17 through pump machine 18, and the staff of being convenient for clears up it.

The present invention is not limited to the above preferred embodiments, and any modifications, equivalent substitutions and improvements made within the spirit and principle of the present invention should be included in the protection scope of the present invention.