CN215279923U

CN215279923U - Horizontal flat bed body numerical control lathe tailstock structure of exempting from to compress tightly

Info

Publication number: CN215279923U
Application number: CN202121269980.7U
Authority: CN
Inventors: 沈曙东; 龙云雷; 张士第; 陶莹; 段霆文; 沈扬光; 贾从斌; 李顺高; 张健
Original assignee: Yunnan Shenkun Numerical Control Technology Co ltd
Current assignee: Yunnan Shenkun Numerical Control Technology Co ltd
Priority date: 2021-06-08
Filing date: 2021-06-08
Publication date: 2021-12-24
Anticipated expiration: 2031-06-08

Abstract

The utility model discloses a horizontal flat-bed body numerical control lathe exempts from to compress tightly tailstock structure relates to the numerical control lathe field, comprising a main body, the surface of main part is provided with the bottom plate, the top of bottom plate is connected with the connecting seat, the top of connecting seat is connected with the tailstock assembly. The utility model discloses a hold-down mechanism is exempted from in the setting, through the scraping to bottom plate and lathe bed to rail upper surface faying face, make the bottom plate in lathe bed guide rail upper surface contact, first clamp plate, the scraping of second clamp plate and lathe bed under guide surface faying face, use the block gauge to measure the clearance of clamp plate and lathe bed under the guide surface, the control clearance is between zero two five millimeters to zero three five millimeters, guarantee device work rigidity when making the device remove smooth-going, make the cylinder body be fixed in the lathe bed tailstock, positioner is made with the hydraulic cylinder that the bottom plate is connected to the piston, the removal of CNC system control hydraulic cylinder realization device, positive pressure locking has been exempted from to the device, guarantee that the device rigidity is good, the precision is high and the mesh of no potential safety hazard.

Description

Horizontal flat bed body numerical control lathe tailstock structure of exempting from to compress tightly

Technical Field

The utility model relates to a horizontal flat lathe bed numerical control lathe exempts from to compress tightly tailstock structure specifically is a horizontal flat lathe bed numerical control lathe exempts from to compress tightly tailstock structure.

Background

The lathe is a machine tool for turning a rotating workpiece mainly by a lathe tool, and a drill, a reamer, a tap, a die, a knurling tool and the like can be used for corresponding processing on the lathe tool. Lathes are used primarily for machining shafts, discs, sleeves and other workpieces having a surface of revolution, and are the most widely used type of machine tool in machine manufacturing and repair plants.

The traditional horizontal type flat bed body numerical control lathe tailstock adopts a screw to pass through a tailstock body and a pressure plate to clamp a lathe bed guide rail to realize the azimuth fixation of the tailstock, the locking force is not well controlled, the guide rail can be damaged, and the tailstock body is deformed due to overlarge locking force, so that the precision of a machine tool is damaged; the pressing plate is in a high-strength stress state for a long time, and is easy to break, so that potential safety hazards exist.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a horizontal flat bed body numerical control lathe exempts from to compress tightly tailstock structure to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a horizontal flat bed numerical control lathe exempts from to compress tightly tailstock structure, includes the main part, the surface of main part is provided with the bottom plate, the top of bottom plate is connected with the connecting seat, the top of connecting seat is connected with the tailstock assembly, the position department of contacting with the bottom plate of main part is provided with exempts from to compress tightly the mechanism, the inner wall of main part is provided with lubricating mechanism, exempt from compressing mechanism including second clamp plate and the first clamp plate that is located bottom plate bottom and main part contact position department, the second clamp plate is located one side of first clamp plate, lubricating mechanism is including lubricating oil box and the movable block that is located the main part inner wall, lubricating oil box is located one side of movable block.

As a further aspect of the present invention: the non-pressing mechanism further comprises a hydraulic oil cylinder and a cylinder body, the hydraulic oil cylinder is located at one end of the main body and connected with the outer wall of the bottom plate, and one end of the cylinder body penetrates through the tail seat assembly, and the other end of the cylinder body is connected with a tail seat sleeve.

As a further aspect of the present invention: lubricating mechanism is still including injection pipeline, extrusion piece, dwang and extrusion template, the top that injection pipeline is located the lubricating oil box runs through to the outer wall of main part, the extrusion template is located one side inner wall of lubricating oil box, the extrusion piece is located one side outer wall of movable block, the dwang is located the top of movable block rather than fixed connection, the outer wall of dwang is provided with the torsional spring.

As a further aspect of the present invention: the inner wall of main part is provided with and rotates orbit assorted recess with the movable block, the one end and the movable block fixed connection of torsional spring, the other end of torsional spring and the inner wall fixed connection of main part.

As a further aspect of the present invention: the outer wall of movable block is the inclined plane state, the inner wall of main part is provided with and lubricates mechanism outer wall assorted recess.

As a further aspect of the present invention: the quantity of lubricating mechanism is provided with a plurality ofly, and is a plurality of lubricating mechanism evenly distributed is at the inner wall of main part.

As a further aspect of the present invention: and scraping is arranged at the position where the main body is contacted with the second pressing plate and the first pressing plate, and the gap at the position where the bottom plate is contacted with the main body is controlled between zero point zero two-five millimeters and zero point three-five millimeters.

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

1. by arranging the compaction-free mechanism, the bottom plate is fully contacted with the upper surface of the guide rail of the lathe bed by scraping the combined surface of the bottom plate and the upper surface of the rail from the lathe bed to the rail, so that the positive pressure rigidity of the device is increased; the clearance between the pressing plate and the lower guide rail surface of the bed body is measured by using a block gauge through scraping and grinding of the joint surfaces of the first pressing plate, the second pressing plate and the lower guide rail surface of the bed body, the clearance is controlled to be between zero point two and five millimeters and zero point three and five millimeters, so that the working rigidity of the device is ensured while the device is smoothly moved, the device is fixed on a tailstock of the bed body by using a cylinder body, a hydraulic oil cylinder with a piston connected with a bottom plate is used as a positioning device, a CNC system controls the oil inlet direction and the oil inlet amount of the hydraulic oil cylinder to realize the forward and backward movement and positioning of the device, and the purpose of avoiding positive pressure locking of the device is achieved, so that the purposes of good rigidity, high precision and no potential safety hazard of the device are ensured;

2. through setting up lubricated mechanism, the device is when putting under hydraulic cylinder's effect and removing, can give the movable block pressure that is located the main part inboard, because the outer wall of movable block is the inclined plane state, so the movable block will rotate along the dwang under the exogenic action, give torsional spring pressure simultaneously, the extrusion piece that is located movable block one side outer wall this moment will remove along with the removal of movable block, the extrusion piece will be used in on the extrusion template, give the elegant deer in extrusion template an instant, make the interior oil of lubricating oil box spout along injection pipe under the pressure action, act on the bottom plate, the shift position department of first clamp plate and second clamp plate, the purpose of the frictional force that produces when having reached the reduction device and removing along the main part.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic structural view of the lubricating mechanism of the present invention;

fig. 3 is a partial enlarged view of the position a of the present invention.

In the figure: 1. a main body; 2. a base plate; 3. a connecting seat; 4. a tailstock assembly; 5. a compression-free mechanism; 501. a cylinder body; 502. a tailstock sleeve; 503. a hydraulic cylinder; 504. a first platen; 505. a second platen; 6. a lubrication mechanism; 601. a lubricating oil cartridge; 602. an injection duct; 603. extruding the template; 604. a movable block; 605. rotating the rod; 606. a torsion spring; 607. and extruding the block.

Detailed Description

Please refer to fig. 1-3, in an embodiment of the present invention, a horizontal flat lathe bed numerically controlled lathe tailstock structure without pressing, including a main body 1, the outer surface of the main body 1 is provided with a bottom plate 2, the top end of the bottom plate 2 is connected with a connecting seat 3, the top end of the connecting seat 3 is connected with a tailstock assembly 4, the position of the main body 1 contacting with the bottom plate 2 is provided with a pressing-free mechanism 5, the inner wall of the main body 1 is provided with a lubricating mechanism 6, the pressing-free mechanism 5 includes a second pressing plate 505 and a first pressing plate 504 located at the position of the bottom plate 2 bottom contacting with the main body 1, the second pressing plate 505 is located on one side of the first pressing plate 504, the lubricating mechanism 6 includes a lubricating oil box 601 and a movable block 604 located on the inner wall of the main body 1, and the lubricating oil box 601 is located on one side of the movable block 604.

This kind of horizontal flat bed body numerical control lathe exempts from to compress tightly tailstock structure, can make the pressure that reduces the clamp plate through this structure.

In fig. 1: the non-pressing mechanism 5 further comprises a hydraulic oil cylinder 503 and a cylinder body 501, the hydraulic oil cylinder 503 is located at one end of the main body 1 and is connected with the outer wall of the bottom plate 2, and one end of the cylinder body 501 penetrates through the tailstock assembly 4 and is connected with a tailstock sleeve 502.

This kind of horizontal flat bed body numerical control lathe exempts from to compress tightly tailstock structure can make the tailstock exempt from malleation locking through this structure to guarantee that the tailstock rigidity is good, the precision is high and the purpose of no potential safety hazard.

In fig. 2-3: the lubricating mechanism 6 further comprises an injection pipeline 602, an extrusion block 607, a rotating rod 605 and an extrusion template 603, the injection pipeline 602 is located at the top end of the lubricating oil box 601 and penetrates through the outer wall of the main body 1, the extrusion template 603 is located at the inner wall of one side of the lubricating oil box 601, the extrusion block 607 is located at the outer wall of one side of the movable block 604, the rotating rod 605 is located at the top end of the movable block 604 and is fixedly connected with the movable block, and the outer wall of the rotating rod 605 is provided with a torsion spring 606.

This kind of horizontal flat bed body numerical control lathe exempts from to compress tightly tailstock structure can make the device remove the device automatically and lubricate when removing through this structure, reduces the friction.

In fig. 3: the inner wall of main part 1 is provided with rotates orbit assorted recess with movable block 604, the one end and the movable block 604 fixed connection of torsional spring 606, the other end of torsional spring 606 and the inner wall fixed connection of main part 1, the outer wall of movable block 604 is the inclined plane state, the inner wall of main part 1 is provided with and lubricates 6 outer wall assorted recesses, the quantity of lubricates 6 is provided with a plurality ofly, a plurality of lubricates 6 evenly distributed at the inner wall of main part 1, main part 1 and second clamp plate 505, the position department that first clamp plate 504 contacted is provided with scrapes and grinds, the clearance control of the position department that bottom plate 2 and main part 1 contacted is between zero two five millimeters to zero three five millimeters at zero.

According to the structure, when the device moves under the action of the hydraulic oil cylinder 503, pressure can be applied to the movable block 604 positioned on the inner side of the main body 1, because the outer wall of the movable block 604 is in an inclined surface state, the movable block 604 rotates along the rotating rod 605 under the action of external force, meanwhile, pressure is applied to the torsion spring 606, at the moment, the extrusion block 607 positioned on the outer wall of one side of the movable block 604 moves along with the movement of the movable block 604, the extrusion block 607 acts on the extrusion template 603, and an instant elegant deer is applied to the extrusion template 603, so that oil in the lubricating oil box 601 is sprayed out along the spraying pipeline 602 under the action of pressure and acts on the moving positions of the bottom plate 2, the first pressing plate 504 and the second pressing plate 505, and the purpose of reducing the friction force generated when the device moves along the main body 1 is achieved.

The utility model discloses a theory of operation is: when the device is used, the bottom plate 2 is fully contacted with the upper surface of the guide rail of the machine body by scraping the combined surface of the bottom plate 2 from the machine body to the upper surface of the guide rail, so that the positive pressure rigidity of the device is increased; the clearance between the pressing plate and the lower guide rail surface of the bed body is measured by using a block gauge through scraping the joint surfaces of the first pressing plate 504 and the second pressing plate 505 and the lower guide rail surface of the bed body, the clearance is controlled between zero point two-five millimeters and zero point three-five millimeters, so that the device can move smoothly and the working rigidity of the device is ensured at the same time, the cylinder body 501 is fixed on the tailstock of the bed body, the piston is used as a positioning device by using a hydraulic oil cylinder 503 connected with the bottom plate 2, the CNC system controls the oil inlet direction and the oil inlet amount of the hydraulic oil cylinder 503 to realize the forward and backward movement and positioning of the device, the purpose of avoiding positive pressure locking of the device is achieved, the rigidity of the device is good, the precision is high and no potential safety hazard is ensured, when the device moves under the action of the hydraulic oil cylinder 503, the pressure can be applied to the movable block 604 positioned on the inner side of the main body 1, because the outer wall of the movable block 604 is in an inclined plane state, the movable block 604 can rotate along the rotating rod 605 under the action of external force, meanwhile, the torsion spring 606 is pressurized, the extrusion block 607 positioned on the outer wall of one side of the movable block 604 moves along with the movement of the movable block 604, the extrusion block 607 acts on the extrusion template 603, and a transient joker is provided to the extrusion template 603, so that the oil in the lubricating oil box 601 is sprayed out along the spraying pipeline 602 under the action of pressure and acts on the moving positions of the bottom plate 2, the first pressing plate 504 and the second pressing plate 505, and the aim of reducing the friction force generated when the device moves along the main body 1 is fulfilled.

The above-mentioned, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The compressing-free tailstock structure of the horizontal type flat lathe body numerical control lathe comprises a main body (1) and is characterized in that a bottom plate (2) is arranged on the outer surface of the main body (1), a connecting seat (3) is connected to the top end of the bottom plate (2), a tailstock assembly (4) is connected to the top end of the connecting seat (3), a compressing-free mechanism (5) is arranged at the position, in contact with the bottom plate (2), of the main body (1), a lubricating mechanism (6) is arranged on the inner wall of the main body (1), the compressing-free mechanism (5) comprises a second pressing plate (505) and a first pressing plate (504) which are located at the position, in contact with the main body (1), of the bottom end of the bottom plate (2), the second pressing plate (505) is located on one side of the first pressing plate (504), and the lubricating mechanism (6) comprises a lubricating oil box (601) and a movable block (604) which are located on the inner wall of the main body (1), the lubricating oil box (601) is positioned on one side of the movable block (604).

2. The horizontal flat lathe body numerical control lathe tailstock structure free of pressing as claimed in claim 1 is characterized in that the mechanism (5) free of pressing further comprises a hydraulic oil cylinder (503) and a cylinder body (501), the hydraulic oil cylinder (503) is located at one end of the main body (1) and connected with the outer wall of the bottom plate (2), and one end of the cylinder body (501) penetrates through the tailstock assembly (4) and the other end is connected with a tailstock sleeve (502).

3. The horizontal flat lathe bed numerically controlled lathe tailstock structure of claim 1, characterized in that the lubricating mechanism (6) further comprises a jet pipe (602), an extrusion block (607), a rotating rod (605) and an extrusion template (603), the jet pipe (602) is located at the top end of the lubricating oil box (601) and penetrates through the outer wall of the main body (1), the extrusion template (603) is located at the inner wall of one side of the lubricating oil box (601), the extrusion block (607) is located at the outer wall of one side of the movable block (604), the rotating rod (605) is located at the top end of the movable block (604) and is fixedly connected with the movable block, and the outer wall of the rotating rod (605) is provided with a torsion spring (606).

4. The horizontal flat lathe bed numerically controlled lathe tailstock structure that exempts from to compress tightly of claim 3, characterized in that, the inner wall of main part (1) is provided with the recess with the movable block (604) orbit assorted that rotates, the one end of torsional spring (606) is connected with the movable block (604) is fixed, the other end of torsional spring (606) is connected with the inner wall of main part (1) is fixed.

5. The horizontal flat lathe bed numerically controlled lathe tailstock structure free of compaction of claim 4, characterized in that, the outer wall of the movable block (604) is in a slope state, and the inner wall of the main body (1) is provided with a groove matched with the outer wall of the lubricating mechanism (6).

6. The horizontal flat-bed numerically controlled lathe tailstock structure without pressing according to claim 1 is characterized in that the number of the lubricating mechanisms (6) is multiple, and the multiple lubricating mechanisms (6) are uniformly distributed on the inner wall of the main body (1).

7. The structure of the horizontal flat lathe bed numerically controlled lathe tailstock without pressing as claimed in claim 1, characterized in that the body (1) is provided with scraping at the position where it contacts with the second pressing plate (505) and the first pressing plate (504), and the gap at the position where the bottom plate (2) contacts with the body (1) is controlled between zero and two and five millimeters and three and five millimeters.