CN216729593U

CN216729593U - Machine tool tailstock

Info

Publication number: CN216729593U
Application number: CN202122445893.9U
Authority: CN
Inventors: 林军华
Original assignee: Taizhou Xinshi Numerical Control Equipment Co ltd
Current assignee: Taizhou Xinshi Numerical Control Equipment Co ltd
Priority date: 2021-10-11
Filing date: 2021-10-11
Publication date: 2022-06-14
Anticipated expiration: 2031-10-11

Abstract

The utility model discloses a machine tool equipment device, aiming at providing a machine tool tailstock with stable work, which adopts the technical scheme that the machine tool tailstock comprises a base, a shell and a slide rail, wherein the slide rail is fixedly connected with the base, a central control assembly is arranged in a closed space enclosed by the shell, a conveying platform, an oil cylinder and an ejector pin are arranged on the shell, the ejector pin is detachably connected with an upper shell through a fixed disc, the shell is in sliding connection with the slide rail, a slide rail locking structure is arranged on the slide rail, the conveying platform is fixed on the upper shell through screws and is provided with an oil storage tank and a cooling liquid tank, a transverse locking assembly comprises an inlaid strip, a compression screw and a gap adjusting screw, the inlaid strip is arranged between the side wall of the base and the side surface of the slide rail, the compression screw and the gap adjusting screw transversely penetrate through the side wall of the base and are in threaded connection with the inlaid strip, a longitudinal locking assembly comprises a locking block and a locking bolt, the locking block is clamped on a slide rail seat, and the locking bolt longitudinally penetrates through the base, And a position sensor is arranged on the slide rail in the locking block and the guide rail seat.

Description

Machine tool tailstock

Technical Field

The utility model relates to a machine tool equipment, in particular to a tailstock of a machine tool, which works stably.

Background

Machine tools are machines for manufacturing machines, also called machine tools or machine tools, and are conventionally called machine tools for short, and are generally divided into metal cutting machine tools, forging machine tools, woodworking machine tools and the like, and many methods for processing machine parts in modern machine manufacturing are provided: in addition to cutting, casting, forging, welding, stamping, extruding, etc., parts which have high requirements for precision and fine surface roughness generally need to be machined finally by cutting on a machine tool, and the tailstock is used for matching with a main spindle box to support a workpiece or a part of a tool.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects in the prior art, the utility model aims to provide a machine tool tailstock which works stably.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a lathe tailstock, includes base, casing and slide rail, slide rail and base fixed connection, and the casing includes casing and lower casing, and upper and lower casing passes through screw fixed connection, is provided with well accuse subassembly in the airtight space that upper and lower casing encloses, is provided with conveying platform, hydro-cylinder and thimble on the upper casing, and the thimble passes through the fixed disk and can dismantle with the upper casing and be connected, casing and slide rail sliding connection down.

The utility model is further configured to: be provided with slide rail locking structure on the slide rail, slide rail locking structure includes vertical locking Assembly and horizontal locking Assembly, and vertical locking Assembly vertically wears to establish in base and slide rail seat, and horizontal locking Assembly wears to establish in the side of base and slide rail, and base and slide rail pass through vertical locking Assembly and horizontal locking Assembly locking connection.

The utility model is further configured to: lower casing bottom shape adaptation in slide rail, go up the casing and pass through the screw cover and connect in casing down, on the conveying platform lead to the screw fixation in last casing, last oil storage tank and the cooling cistern of being provided with of conveying platform, the hydro-cylinder is connected with the oil storage tank through defeated oil pipe, and the hydro-cylinder passes through the coolant liquid pipe and is connected with the cooling cistern.

The utility model is further configured to: the transverse locking assembly comprises an inlaid strip, a compression screw and a gap adjusting screw, the inlaid strip is arranged between the side wall of the base and the side face of the slide rail, the compression screw and the gap adjusting screw transversely penetrate through the side wall of the base to be in threaded connection with the inlaid strip, the longitudinal locking assembly comprises a locking block and a locking bolt, the locking block is clamped on the slide rail seat, and the locking bolt longitudinally penetrates through the base, the locking block and the guide rail seat.

The utility model is further configured to: the cross-sectional shape of guide rail is T shape, and the latch segment supports the lower surface of establishing at the guide rail top, and the top of latch segment is "protruding" form, is equipped with the screw hole on the latch segment, is equipped with a plurality of screw hole on the panel.

The utility model is further configured to: be provided with position sensor on the slide rail, position sensor passes through lock nut to be fixed at the slide rail inside wall, and position sensor length is the same with the slide rail.

By adopting the technical scheme, the machine tool tailstock can generate downward pressure by the self weight of the oil cylinder arranged at the top of the tailstock when working, the machine head can be accurately butted with machinery when the ejector pin does reciprocating motion, the oil cylinder is connected with the conveying platform through the oil inlet pipe and the cooling liquid pipe, the central control assembly controls the feeding of engine oil and cooling liquid, the gap between the tailstock and the top surface of the guide rail is eliminated through the longitudinal locking assembly, and the gap between the tailstock and the side surface of the guide rail is eliminated through the transverse locking assembly, so that the tailstock is locked and fixed on the guide rail, the parallelism of the axis of the tailstock and the axis of a machine tool spindle is ensured, the processing stability is enhanced, the processing precision is improved, the sensor is used for ensuring that the machine tool tailstock is determined in the specific direction of the slide rail, and the machine tool tailstock cannot exceed the limit range when sliding.

Drawings

FIG. 1 is a perspective view of an embodiment of a machine tool tailstock of the present invention;

FIG. 2 is a schematic structural diagram of a tailstock;

reference numbers in the figures: 1. a slide rail; 11. a sensor; 12. a transverse locking assembly; 13. locking the bolt; 14. embedding strips; 15. a gap adjusting screw; 16. a compression screw; 17. a longitudinal locking assembly; 2. a base; 3. a lower housing; 4. an upper housing; 5. a conveying platform; 51. an oil delivery pipe; 52. a coolant tube; 53. an oil storage tank; 54. a cooling liquid tank; 6. a thimble; 7. an oil cylinder; 8. and (7) fixing the disc.

Detailed Description

An embodiment of a machine tool tailstock according to the present invention is further described with reference to fig. 1 to 2.

Spatially relative terms, such as "upper," "lower," "left," "right," and the like, may be used in the embodiments for ease of description to describe one element or feature's relationship to another element or feature as illustrated in the figures. It will be understood that the spatial terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements described as "below" other elements or features would then be oriented "above" the other elements or features. Thus, the exemplary term "lower" can encompass both an upper and a lower orientation. The device may be otherwise oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

Moreover, relational terms such as "first" and "second," and the like, may be used solely to distinguish one element from another element having the same name, without necessarily requiring or implying any actual such relationship or order between such elements.

A machine tool tailstock comprises a base 2, a shell and slide rails 1, wherein the base 2 is arranged to be a cuboid workbench, the slide rails 1 are fixed on the base 2 through screws, the slide rails 1 are arranged to be an integral structure, the slide rails 1 are provided with a left slide rail 1 and a right slide rail 1, the two slide rails 1 are arranged in parallel to ensure that the machine tool tailstock does not incline during working, a hollow structure is arranged between the two slide rails 1 to ensure that the machine tool tailstock has no friction force below during sliding working, meanwhile, the lower part of the machine tool tailstock is hollow to facilitate cleaning of waste materials generated during machining of the machine tool tailstock, the shell comprises an upper shell 4 and a lower shell 3, the upper shell 4 and the lower shell 3 are fixedly connected through screws, the lower shell 3 is matched with the two slide rails 1 in shape, the lower shell 3 can freely slide on the slide rails 1 and is used for reciprocating sliding during feeding of the machine tool tailstock, the upper shell 4 is arranged to be a die set with a machine body, and a central control assembly is arranged in a closed space enclosed by the upper shell 4 and the lower shell 3, the central control component is used for controlling the work of a machine tool tailstock, and comprises a reciprocating sliding of the tailstock, an oil storage tank 53 and a cooling liquid tank 54, wherein a conveying platform 5, an oil cylinder 7 and a thimble 6 are arranged on an upper shell 4, the conveying platform 5 is integrally connected with the upper shell 4, the conveying platform 5 is arranged on one side of the edge of the upper shell 4, 4 through holes are formed in the conveying platform 5 and used for mounting the oil storage tank 53 and the cooling liquid tank 54, the thimble 6 is detachably connected with the upper shell 4 through a fixed disk 8, the fixed disk 8 is a circular fixed disk 8, the fixed disk 8 is fixed on the upper shell 4 through screws, a circular through hole is formed in the middle of the fixed disk 8 and used for connecting the thimble 6, an oil inlet is formed in one end, far away from the fixed disk 8, a cooling liquid port is formed in the fixed disk 8, the oil cylinder 7 is fixed on the upper shell 4 through screws and is provided with one end, far away from the thimble 6, the oil cylinder 7 is connected with the oil storage tank 53 and the cooling liquid tank 54 through an oil pipeline 51 and a cooling liquid pipe 52, and when the machine tool tailstock works, the central control assembly controls the oil cylinder 7 to provide mechanical power for the machine tool tailstock.

The slide rail 1 is provided with a slide rail 1 locking structure, the slide rail 1 locking structure comprises a longitudinal locking assembly 17 and a transverse locking assembly 12, the longitudinal locking assembly 17 is longitudinally arranged in a base 2 and a slide rail 1 seat in a penetrating manner, the transverse locking assembly 12 is arranged on the side surfaces of the base 2 and the slide rail 1 in a penetrating manner, the base 2 and the slide rail 1 are locked and connected through the longitudinal locking assembly 17 and the transverse locking assembly 12, the transverse locking assembly 12 comprises an inlaid strip 14, a compression screw 16 and a gap adjusting screw 15, the inlaid strip 14 is arranged between the side wall of the base 2 and the side surface of the slide rail 1, the compression screw 16 and the gap adjusting screw 15 are in threaded connection with the inlaid strip 14 by crossing the side wall of the base 2, the longitudinal locking assembly 17 comprises a locking block and a locking bolt 13, the locking block is clamped on the slide rail 1 seat, the locking bolt 13 is longitudinally arranged in the base 2, the locking block and the guide rail seat, two guide rails which are relatively parallel are arranged on the guide rail seat, and are rectangular guide rails, the bottom of the tailstock is equipped with the concrete chute, the tailstock erects on the guide rail and leads and moves through the concrete chute, the longitudinal locking assembly 17 includes the locking bolt 13 and latch segment, the latch segment is "protruding" form, the latch segment is set up between two guide rails and its both ends are supported and blocked between two guide rails with the top of two guide rails separately, there are threaded holes on the latch segment, the locking bolt 13 is worn and set up in tailstock, latch segment and guide rail seat longitudinally, rotate the locking bolt 13, the locking bolt 13 drives the tailstock to move down, the tailstock is pressed tightly on the top surface of the guide rail, limit the tailstock to move, the horizontal locking assembly 12 includes the panel 14, adjust the gap screw 15 and hold-down screw 16, the panel 14 is set up between side of guide rail and holding tank, the panel 14 is the flat panel 14, there are several threaded holes on the panel 14, adjust the gap screw 15 and hold-down screw 16 cross the side of the tailstock and connect with panel 14 whorl, the position of the tailstock on the guide rail is changed by rotating the gap adjusting screw 15 to adjust the gap between the tailstock and the side face of the guide rail, so that the tailstock can meet the requirement of machining workpieces with different lengths, the gap between the tailstock and the guide rail is eliminated by rotating the compression screw 16, the inner wall of the sliding groove is tightly attached to the side face of the guide rail, the tailstock is locked on the guide rail by matching the compression screw 16 with the locking bolt 13, the position of the tailstock is fixed, the axis of the tailstock is parallel to the axis of the spindle, the machining stability and the machining precision are improved, the position sensor 11 is arranged on the sliding rail 1, the position sensor 11 is fixed on the inner side wall of the sliding rail 1 through the locking nut, the length of the position sensor 11 is the same as that of the sliding rail 1, the exact position of the sliding rail 1 can be determined by the position sensor 11, the sliding of the sliding rail 1 cannot slide out of a maximum limit area, and the working safety of a user is protected.

Claims

1. A lathe tailstock which characterized in that: including base (2), casing and slide rail (1), slide rail (1) and base (2) fixed connection, the casing includes casing (4) and lower casing (3), goes up casing (4) and lower casing (3) and passes through screw fixed connection, goes up to be provided with well accuse subassembly in the airtight space that casing (4) and lower casing (3) enclose, goes up to be provided with on casing (4) conveying platform (5), hydro-cylinder (7) and thimble (6), thimble (6) can be dismantled with last casing (4) through fixed disk (8) and be connected, casing (3) and slide rail (1) sliding connection down.

2. A machine tool tailstock according to claim 1, characterized in that: be provided with slide rail (1) locking structure on slide rail (1), slide rail (1) locking structure includes vertical locking Assembly (17) and horizontal locking Assembly (12), vertical locking Assembly (17) vertically wears to establish in base (2) and slide rail (1) seat, horizontal locking Assembly (12) are worn to establish in the side of base (2) and slide rail (1), and base (2) and slide rail (1) are through vertical locking Assembly (17) and horizontal locking Assembly (12) locking connection.

3. A machine tool tailstock according to claim 1, characterized in that: lower casing (3) bottom shape adaptation in slide rail (1), go up casing (4) and cover through the screw and connect in lower casing (3), conveying platform (5) lead to the screw fixation on last casing (4), are provided with oil storage tank (53) and cooling cistern (54) on conveying platform (5), hydro-cylinder (7) are connected with oil storage tank (53) through defeated oil pipe (51), and hydro-cylinder (7) are connected with cooling cistern (54) through coolant liquid pipe (52).

4. A machine tool tailstock according to claim 2, characterized in that: horizontal locking Assembly (12) include panel (14), housing screw (16) and transfer clearance screw (15), establish between base (2) lateral wall and slide rail (1) side in panel (14), housing screw (16) and transfer clearance screw (15) cross base (2) lateral wall and panel (14) threaded connection, and vertical locking Assembly (17) include latch segment and locking bolt (13), and the latch segment card is established on slide rail (1) seat, and locking bolt (13) vertically wear to establish in base (2), latch segment and guide rail seat.

5. A machine tool tailstock according to claim 4, characterized in that: the cross-sectional shape of guide rail is T shape, and the latch segment supports the lower surface of establishing at the guide rail top, and the top of latch segment is "protruding" form, is equipped with the screw hole on the latch segment, is equipped with a plurality of screw hole on panel (14).

6. A machine tool tailstock according to claim 5, characterized in that: a position sensor (11) is arranged on the sliding rail (1), and the position sensor (11) is fixed on the inner side wall of the sliding rail (1) through a locking nut.

7. A machine tool tailstock according to claim 6, characterized in that: the length of the position sensor (11) is the same as that of the sliding rail (1).