CN216226937U

CN216226937U - Machine tool tailstock

Info

Publication number: CN216226937U
Application number: CN202122977211.9U
Authority: CN
Inventors: 金宝林; 蒋卫金
Original assignee: Taizhou Weili Intelligent Equipment Co ltd
Current assignee: Taizhou Weili Intelligent Equipment Co ltd
Priority date: 2021-11-23
Filing date: 2021-11-23
Publication date: 2022-04-08
Anticipated expiration: 2031-11-23

Abstract

The utility model provides a tailstock of a machine tool, and belongs to the technical field of lathe machining and clamping. It has solved how to make the operation laborsaving among the prior art. The utility model provides a lathe tailstock, includes the pedestal, is used for installing the sleeve of thimble and sets up the handle seat that is used for driving the sleeve removal on the pedestal, still includes the drive plate and articulates the driving piece on the pedestal, the one end and the handle seat of drive plate link firmly mutually, the other end of drive plate and the drive end of driving piece are articulated mutually and the driving piece can drive the drive plate and rotate. This lathe tailstock rotates through driving piece automatic drive handle seat, makes handle seat drive sleeve remove, and the sleeve removes and drives the thimble and remove the work piece of being convenient for carry out the clamping or taking out the work piece that the processing was accomplished, and in the work piece course of working, the workman only need with the work piece place and take out can, need not other operations, so easy operation and laborsaving.

Description

Machine tool tailstock

Technical Field

The utility model belongs to the technical field of lathe machining clamping, and particularly relates to a tailstock of a machine tool.

Background

When a lathe is machined, a workpiece needs to be clamped and fixed, the conventional fixing and clamping process is clamping and fixing in a mode of tightly pushing two ends through a lathe spindle and a tailstock, for example, a tailstock mechanism (with the patent application number of 201420761326.1) of an extrusion tap grinding machine is disclosed in Chinese patent document, and comprises a lower slide seat mounted on a workbench, an upper slide seat left block arranged on the lower slide seat and an upper slide seat right block connected with the upper slide seat left block, an eccentric shaft is arranged in the lower slide seat, one end of the eccentric shaft is provided with a locking handle for driving the eccentric shaft to rotate, the other end of the eccentric shaft is provided with a pull rod, the pull rod is connected with a press block in locking connection with a guide rail on the workbench, a left-right adjusting mechanism for driving the upper slide seat left block and the upper slide seat right block to integrally move left and right is arranged between the upper slide seat left block and the lower slide seat, the left upper sliding seat block is provided with a locking mechanism which is used for locking and connecting the left upper sliding seat block to the lower sliding seat after the left and right adjusting mechanisms adjust the positions of the left upper sliding seat block and the right upper sliding seat block; the device comprises an upper sliding seat, a tailstock center, a right block of the upper sliding seat, a sleeve, a tailstock center, a top of a headstock, a top of the tailstock center, a top of the headstock center, a top of the tailstock center, a top of the extrusion tap grinding machine, a top of the headstock center, a top of the extrusion tap grinding machine, a top of the tailstock center, a top of the extrusion tap grinding machine, a top of the headstock center, a top of the extrusion tap grinding machine, a top of the headstock center, a bottom of the extrusion tap grinding machine, a bottom of the upper sliding seat, a bottom of the bottom of a bottom of the bottom of.

The tailstock mechanism of the extrusion screw tap grinding machine clamps a workpiece, the manual operation adjusting handle is required to drive the top adjusting mechanism to drive the sleeve to move, the sleeve drives the tailstock top to retract, then the workpiece is aligned to the center holes on the two sides of the machine tool, then the worker loosens the adjusting handle, the workpiece between the two tops is naturally compressed by the return spring arranged in the sleeve, after the workpiece is machined, the manual operation adjusting handle drives the top adjusting mechanism to drive the sleeve to move, the sleeve drives the tailstock top to retract and takes out the machined workpiece, the manual operation adjusting handle is required to clamp and take out the workpiece, a large number of workpiece production processes are carried out, and the operation is quite laborious.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a machine tool tailstock aiming at the problems in the prior art, and the technical problems to be solved by the utility model are as follows: how to save labor in operation.

The purpose of the utility model can be realized by the following technical scheme:

the utility model provides a lathe tailstock, includes the pedestal, is used for installing the sleeve of thimble and sets up the handle seat that is used for driving the sleeve removal on the pedestal, its characterized in that still includes the drive plate and articulates the driving piece on the pedestal, the one end and the handle seat of drive plate link firmly mutually, the other end of drive plate is articulated mutually with the drive end of driving piece and the driving piece can drive the drive plate and rotate.

Clamping a workpiece, starting a driving piece to enable the driving piece to drive a driving plate to rotate, enabling the driving plate to rotate to drive a handle seat to rotate, enabling the handle seat to drive a sleeve provided with a thimble to move, enabling the sleeve to move to drive the thimble to move backwards, placing the workpiece at a position corresponding to the position where the thimble is clamped, enabling a driving end of the driving piece to return, enabling the driving end of the driving piece to return to drive the driving plate to rotate, enabling the handle seat to drive the sleeve to move backwards, enabling the thimble to clamp the workpiece on a machine tool, enabling the driving piece to drive the driving piece to rotate again after the workpiece is machined, enabling the driving piece to drive the driving plate to rotate, enabling the handle seat to drive the sleeve to move backwards, loosening the workpiece to be directly taken out, and enabling the handle seat to drive the sleeve to move automatically by the driving piece, the sleeve moves to drive the thimble to move, so that the workpiece can be clamped or the machined workpiece can be taken out conveniently, in the workpiece machining process, a worker only needs to place and take the workpiece out, and other operations are not needed, so that the operation is simple and labor-saving.

In foretell lathe tailstock, have on the drive plate and be long banding through-hole, the screw passes the through-hole and links firmly drive plate and handle seat mutually, the drive end of driving piece has the U-shaped piece, drive plate one end is embedded into in the U-shaped piece and drive plate one end is articulated through articulated axle with the U-shaped piece. The position of the drive plate is convenient to adjust through the screw by the long-strip-shaped through hole, the drive plate is guaranteed to be fixed at the proper position of the handle seat and is used for hinging one end of the drive plate with the U-shaped block, the drive plate is guaranteed to be driven to rotate by the driving piece, the drive plate rotates to drive the handle seat to rotate, the handle seat is made to drive the sleeve to retreat, the sleeve retreats to drive the ejector pin to retreat, a worker can clamp the workpiece conveniently or take out the machined workpiece, and the operation is simple and labor-saving.

In the machine tool tailstock, the upper end of the seat body is detachably connected with an L-shaped plate, and the driving piece is hinged with the L-shaped plate. The L-shaped plate is used for fixing the driving piece on the upper end of the seat body, and the driving board is driven by the driving piece.

In the tailstock of the machine tool, the L-shaped plate is provided with the strip-shaped mounting hole, and the screw penetrates through the mounting hole to fix the L-shaped plate at the upper end of the seat body. The long strip-shaped mounting hole is convenient for the L-shaped plate to be fixed at the position of the seat body in the process of the upper end of the seat body to be adjusted.

In the machine tool tailstock, the mounting plate is arranged on the rear side of the base body, and a first inductive switch used for detecting the retreating stroke of the sleeve and a second inductive switch used for detecting the returning stroke of the sleeve are arranged on the mounting plate. The first inductive switch is used for detecting the backward movement stroke of the sleeve, and the second inductive switch is used for detecting the forward movement stroke of the sleeve.

In foretell lathe tailstock, the mounting panel is provided with along sleeve length direction and is long banding connecting hole, the equal sliding connection of first inductive switch and second inductive switch is in the connecting hole and can fix a position on the mounting panel, be provided with the connecting rod that is connected with the sleeve and wears out the pedestal rear end on the pedestal, be connected with the stopper on the connecting rod, the stopper is located one side at first inductive switch response end and second inductive switch response end place. First inductive switch inductive end and second inductive switch inductive end can realize responding to the stopper, when the sleeve retruses and drives the stopper and reachs first inductive switch department, show that the sleeve retruses to the right place, make driving piece stop drive plate rotate this moment, when the sleeve antedisplacement drives the stopper and reachs second inductive switch department, show that the sleeve antedisplacement targets to the right place, the driving piece drive end stops the return, makes the work piece be in suitable clamping state.

In the above tailstock of the machine tool, the driving member is an air cylinder or an oil cylinder. The driving end of the air cylinder or the oil cylinder is hinged with the U-shaped block, the piston rod moves to drive the U-shaped block to move so as to drive the driving plate to rotate, the driving plate drives the handle seat to rotate, and the handle seat drives the sleeve to move backwards.

Compared with the prior art, the tailstock of the machine has the following advantages:

through the rotation of driving piece automatic drive handle seat, make handle seat drive sleeve remove, the sleeve removes and drives the thimble and remove the work piece of being convenient for the work piece and carry out the clamping or take out the work piece that processing was accomplished, in the work piece course of working, the workman only need with the work piece place with take out can, need not other operations, so easy operation and laborsaving.

Drawings

Fig. 1 is a schematic structural view of the tailstock of the machine tool.

Fig. 2 is a schematic structural view of the tailstock of the machine in another direction.

In the figure, 1, a sleeve; 2. a base body; 21. an L-shaped plate; 211. mounting holes; 3. a handle seat; 4. a drive plate; 41. a through hole; 5. a drive member; 51. a U-shaped block; 6. mounting a plate; 61. connecting holes; 7. a first inductive switch; 8. a second inductive switch; 9. a connecting rod; 10. and a limiting block.

Detailed Description

The following are specific embodiments of the present invention and are further described with reference to the drawings, but the present invention is not limited to these embodiments.

As shown in fig. 1 and fig. 2, a tailstock of a machine tool comprises a sleeve 1 for mounting a thimble, a driving plate 4, a driving member 5 and a handle seat 3 arranged on a seat body 2 and used for driving the sleeve 1 to move, wherein the driving member 5 is a cylinder or an oil cylinder, a piston rod of the cylinder or the oil cylinder is provided with a U-shaped block 51, one end of the driving plate 4 is embedded into the U-shaped block 51, one end of the driving plate 4 is hinged with the U-shaped block 51 through a hinge shaft, the driving plate 4 is driven to rotate by the movement of the piston rod to drive the U-shaped block 51, so that the driving plate 4 drives the handle seat 3 to rotate, the driving plate 4 is provided with a strip-shaped through hole 41, a screw passes through the through hole 41 to fixedly connect the driving plate 4 with the handle seat 3, the strip-shaped through hole 41 is convenient for adjusting the position of the driving plate 4 through the screw, and ensures that the driving plate 4 is fixed at a proper position of the handle seat 3 for hinging one end of the driving plate 4 with the U-shaped block 51, the driving piece 5 is ensured to drive the driving plate 4 to rotate, the driving plate 4 rotates to drive the handle seat 3 to rotate, and the handle seat 3 drives the sleeve 1 to move backwards.

The L-shaped plate 21 can be detachably connected to the upper end of the seat body 2, the L-shaped plate 21 is provided with a long strip-shaped mounting hole 211, a screw penetrates through the mounting hole 211 to fix the L-shaped plate 21 to the upper end of the seat body 2, the driving piece 5 is hinged to the L-shaped plate 21 through a pin shaft or a screw nut, and the long strip-shaped mounting hole 211 facilitates the L-shaped plate 21 to be fixed to the upper end of the seat body 2 in the process position to be adjusted.

The rear side of the seat body 2 is provided with a mounting plate 6, the mounting plate 6 is provided with a first inductive switch 7 and a second inductive switch 8, the mounting plate 6 is provided with a strip-shaped connecting hole 61 along the length direction of the sleeve 1, the first inductive switch 7 and the second inductive switch 8 are all connected on the connecting hole 61 in a penetrating way, the first inductive switch 7 and the second inductive switch 8 are both fixed on the mounting plate 6 through two nuts, the seat body 2 is provided with a connecting rod 9 which is connected with the sleeve 1 and penetrates out of the rear end of the seat body 2, the connecting rod 9 is connected with a limit block 10, the limit block 10 is positioned at one side where the inductive end of the first inductive switch 7 and the inductive end of the second inductive switch 8 are positioned, the inductive end of the first inductive switch 7 and the inductive end of the second inductive switch 8 can realize the induction of the limit block 10, when the sleeve 1 moves backwards to drive the limit block 10 to reach the first inductive switch 7, the sleeve 1 moves backwards in place, at the moment, the driving part 5 stops driving the driving plate 4 to rotate, when the sleeve 1 moves forward under the action of the spring to drive the limiting block 10 to reach the second inductive switch 8, the sleeve 1 moves forward to the right position, and the driving end of the driving part 5 stops returning to enable the workpiece to be in a proper clamping state.

Clamping a workpiece, starting a driving piece 5, enabling the driving piece 5 to drive a driving plate 4 to rotate, enabling the driving plate 4 to rotate to drive a handle seat 3 to rotate, enabling a sleeve 1 to move backwards, enabling the sleeve 1 to move backwards to drive an ejector pin to move backwards, placing the workpiece at a position corresponding to the ejector pin for clamping, enabling a driving end of the driving piece 5 to return, enabling the driving end of the driving piece 5 to return to drive the driving plate 4 to rotate, enabling the driving plate 4 to rotate to drive the handle seat 3 to rotate, enabling the handle seat 3 to drive the sleeve 1 to move so that the ejector pin arranged on the sleeve 1 clamps the workpiece on a machine tool, after the workpiece is machined, starting the driving piece 5 again, enabling the driving piece 5 to drive the driving plate 4 to rotate, enabling the driving plate 4 to rotate to drive the handle seat 3 to drive the sleeve 1 to move backwards, enabling the sleeve 1 to move backwards to drive the ejector pin to move backwards, directly taking out the workpiece, therefore, in the workpiece machining process, the worker only needs to place and take out the workpiece, and other operations are not needed, so that the operation is simple and labor-saving.

The specific embodiments described herein are merely illustrative of the spirit of the utility model. Various modifications or additions may be made to the described embodiments or alternatives may be employed by those skilled in the art without departing from the spirit or ambit of the utility model as defined in the appended claims.

Claims

1. The utility model provides a lathe tailstock, includes pedestal (2), is used for installing sleeve (1) of thimble and sets up handle seat (3) that are used for driving sleeve (1) to remove on pedestal (2), its characterized in that still includes drive plate (4) and articulates driving piece (5) on pedestal (2), the one end and the handle seat (3) of drive plate (4) link firmly mutually, the other end of drive plate (4) is articulated mutually with the drive end of driving piece (5) and driving piece (5) can drive plate (4) and rotate.

2. The tailstock for the machine tool according to claim 1, characterized in that the driving plate (4) is provided with a through hole (41) in an elongated shape, a screw passes through the through hole (41) to fixedly connect the driving plate (4) with the handle seat (3), the driving end of the driving member (5) is provided with a U-shaped block (51), one end of the driving plate (4) is embedded into the U-shaped block (51), and one end of the driving plate (4) is hinged with the U-shaped block (51) through a hinged shaft.

3. The tailstock for machine tools according to claim 1 or 2, characterized in that the upper end of the seat body (2) is detachably connected with an L-shaped plate (21), and the driving member (5) is hinged with the L-shaped plate (21).

4. The tailstock for machine tools according to claim 3, characterized in that the L-shaped plate (21) is provided with an elongated mounting hole (211), and a screw is passed through the mounting hole (211) to fix the L-shaped plate (21) on the upper end of the base body (2).

5. The tailstock for machine tools according to claim 1 or 2, characterized in that the rear side of the seat body (2) is provided with a mounting plate (6), and the mounting plate (6) is provided with a first inductive switch (7) for detecting the backward stroke of the sleeve (1) and a second inductive switch (8) for detecting the return stroke of the sleeve (1).

6. The tailstock for machine tools as claimed in claim 5, wherein the mounting plate (6) is provided with a connecting hole (61) in an elongated shape along the length direction of the sleeve (1), the first inductive switch (7) and the second inductive switch (8) are slidably connected in the connecting hole (61) and can be positioned on the mounting plate (6), the seat body (2) is provided with a connecting rod (9) connected with the sleeve (1) and penetrating out of the rear end of the seat body (2), the connecting rod (9) is connected with a limit block (10), and the limit block (10) is located at one side of the sensing ends of the first inductive switch (7) and the second inductive switch (8).

7. The tailstock for machine tools according to claim 2, characterized in that the drive member (5) is a cylinder or a cylinder.