CN217798993U - Tailstock sleeve stroke mechanism for numerical control machine tool - Google Patents

Abstract

The utility model discloses a tailstock sleeve stroke mechanism for digit control machine tool, including tailstock sleeve and batch oil tank, batch oil tank fixed mounting is at the telescopic up end of tailstock, the installation cavity has been seted up in the telescopic up end of tailstock, horizontal sliding connection has double-layered thimble in the installation cavity, the left end that presss from both sides the thimble runs through tailstock sleeve left side wall and sliding connection in the telescopic lateral wall of tailstock. The utility model discloses, the guide arm drives the sliding plug of upper end and reciprocates, the sliding plug when the upward movement in the batch oil tank, press in the fluid in the batch oil tank the junction of connecting in the surface of lead screw to the lead screw and pressing from both sides between the thimble through going out oil pipe injection, when the sliding plug moves down in the batch oil tank, external fluid passes through in the feed liquor pipe gets into the batch oil tank, after whole lathe stops the function, the lead screw stall, fluid liquid in the batch oil tank stops to flow in the connecting pipe, the waste of fluid has been avoided.

Description

Tailstock sleeve stroke mechanism for numerical control machine tool

Technical Field

The utility model relates to a digit control machine tool technical field especially relates to a tailstock sleeve stroke mechanism for digit control machine tool.

Background

The seat sleeve is the main component part of tailstock, and lathe tailstock generally plays the auxiliary bearing effect to the work piece when processing man-hour, and it comprises tailstock body and tailstock sleeve two parts, and the tailstock body can move on the lathe bed and fix, and tailstock sleeve front end installation thimble, sleeve can stretch out and retract, realize top supporting role to the work piece.

Comparison document 1: patent number CN201621336905.7 discloses a tailstock device for digit control machine tool, this tailstock device for digit control machine tool weak point lies in: 1. need personnel manual operation, it is flexible to rotate the rocking disc and drive and press from both sides the thimble, increases personnel's labour, 2, does not possess lubricated mechanism, can not lubricate the lead screw.

Comparison document 2: patent No. CN213317724U discloses a tailstock sleeve stroke mechanism for a numerical control machine tool. This tailstock sleeve stroke mechanism needs the people to open the governing valve and control its angle that opens and shuts, and the lubricating grease in the control oilcan flows in the oilcan and lubricate in the middle of small-size lead screw and the double-layered thimble, this kind of lubricated mode, when the lead screw during stop work, if the staff does not have timely regulation valve of closing, fluid continues to flow from the oilcan, causes lubricated fluid's waste very easily.

In order to solve the problem, the utility model provides a tailstock sleeve stroke mechanism for digit control machine tool.

SUMMERY OF THE UTILITY MODEL

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides a tailstock sleeve stroke mechanism for digit control machine tool, includes tailstock sleeve and batch oil tank, batch oil tank fixed mounting is at the telescopic up end of tailstock, the installation cavity has been seted up in the telescopic up end of tailstock, horizontal sliding connection has double-layered thimble in the installation cavity, the left end that presss from both sides the thimble runs through tailstock sleeve left side wall and sliding connection in the telescopic lateral wall of tailstock, the right-hand member threaded connection who presss from both sides the thimble has the lead screw, and the lead screw deviates from the one end that presss from both sides the thimble and runs through the telescopic right side wall of tailstock and be provided with step motor, step motor fixed mounting is on the telescopic right side wall of tailstock, step motor's output and the right-hand member fixed connection of lead screw, the fixed termination has seted up the spout on the ring on the lateral wall of lead screw, sliding connection has the guide arm in the spout, the upper end of guide arm runs through the lateral wall of tailstock sleeve, batch oil tank and extends to the batch oil tank, the upper end fixedly connected with sliding plug of guide arm, sliding plug sealing sliding connection is in the batch oil tank, sliding connection has the connecting pipe, fixed mounting has the connecting pipe in the connecting pipe, the below of connecting pipe is installed out the telescopic tailstock pipe, it is fixed mounting in the thimble and is corresponding with the inner wall that the thimble that deviates from the thimble and the connecting pipe.

As the utility model discloses an optimized technical scheme, symmetrical fixed mounting has two stoppers, every on the lateral wall of pressing from both sides the equal lateral sliding connection of stopper is on the inner wall of installation cavity.

As a preferred technical scheme of the utility model, the right-hand member that presss from both sides the thimble transversely offers threaded hole, lead screw threaded connection is in threaded hole.

As an optimal technical scheme of the utility model, the connecting pipe is flexible pipe, communicate each other and be provided with one-way flowing back valve in the upper end of connecting pipe and the batch oil tank.

As the utility model discloses a preferred technical scheme, the upper end of batch oil tank is provided with the feed liquor pipe, the intraductal one-way feed liquor valve that is provided with of feed liquor.

As the utility model discloses a preferred technical scheme, telescopic lower terminal surface fixed mounting of tailstock has the diaphragm, the lower terminal surface of diaphragm is provided with anti-skidding line.

The utility model provides a tailstock sleeve stroke mechanism for digit control machine tool possesses following beneficial effect:

when step motor drives the lead screw pivoted, can drive the ring and rotate together, make the lower extreme of guide arm slide along the spout, make the guide arm can reciprocate, the guide arm drives the sliding plug of upper end and reciprocates, when the sliding plug is the upward movement in the batch oil tank, with the fluid in the batch oil tank impress in the connecting tube and spray the junction to the lead screw and press from both sides between the thimble on the surface of lead screw through the play oil pipe, when the sliding plug moves down in the batch oil tank, external fluid passes through the feed liquor pipe and gets into in the batch oil tank, after whole lathe stops the function, the lead screw stall, fluid liquid in the batch oil tank stops to flow in the connecting tube, the waste of fluid has been avoided.

Drawings

Fig. 1 is a schematic front structural view of a tailstock sleeve stroke mechanism for a numerical control machine tool according to the present invention;

FIG. 2 is an enlarged schematic view of the structure at A in FIG. 1;

fig. 3 is the utility model provides a side cross-sectional view of ring and lead screw in tailstock sleeve stroke mechanism for digit control machine tool.

In the figure: the device comprises a thimble 1, a sliding chute 2, a tailstock sleeve 3, a guide rod 4, a circular ring 5, a lead screw 6, a stepping motor 7, a sliding plug 8, an oil storage tank 9, a connecting pipe 10, a limiting block 11 and an oil outlet pipe 12.

Detailed Description

The following describes embodiments of the present invention in further detail with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention. In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood as a specific case by those skilled in the art.

Example one

Referring to fig. 1-3, the utility model provides a technical solution: the utility model provides a tailstock sleeve stroke mechanism for digit control machine tool, including tailstock sleeve 3 and batch oil tank 9, batch oil tank 9 fixed mounting is at tailstock sleeve 3's up end, the installation cavity has been seted up in tailstock sleeve 3's the up end, horizontal sliding connection has double-layered thimble 1 in the installation cavity, the left end that presss from both sides thimble 1 runs through tailstock sleeve 3 left side wall and sliding connection is in tailstock sleeve 3's lateral wall, the right-hand member threaded connection who presss from both sides thimble 1 has lead screw 6, lead screw 6 deviates from the right-hand member wall that presss from both sides tailstock sleeve 3 and is provided with step motor 7 of the one end of pressing from both sides thimble 1, step motor 7 fixed mounting is on tailstock sleeve 3's right side wall, the output of step motor 7 and lead screw 6's right-hand member fixed connection, fixed cover has seted up spout 2 on ring 5 on the lateral wall of lead screw 6, sliding connection has guide arm 4 in spout 2, the upper end of guide arm 4 runs through batch oil tank 9 runs through sleeve 3, the lateral wall of batch oil tank 9 and extends to the batch oil tank 9 in, the upper end fixed connection of guide arm 4 has plug 8, the inside pipe 12 that the thimble 12 one end that the fixed mounting deviates from the thimble 1 and the corresponding connecting pipe 12 that presss from both sides of thimble 12.

Wherein, the lateral wall that presss from both sides thimble 1 is gone up symmetry fixed mounting and is had two stopper 11, and every stopper 11 all transversely sliding connection is on the inner wall of installation cavity.

Wherein, press from both sides the right-hand member of thimble 1 and transversely seted up the screw hole, 6 threaded connection of lead screw are in the screw hole, and 6 rotations of lead screw can make the thimble remove about.

The connecting pipe 10 is a telescopic pipe, the upper end of the connecting pipe 10 is communicated with the inside of the oil storage tank 9, and a one-way liquid discharge valve is arranged, so that liquid in the oil storage tank 9 can flow into the connecting pipe 10 conveniently.

Wherein, the upper end of batch oil tank 9 is provided with the feed liquor pipe, is provided with one-way feed liquor valve in the feed liquor intraductal, and the fluid entering of being convenient for external gets into through the feed liquor pipe and gets into in batch oil tank 9.

Wherein, the lower terminal surface fixed mounting of tailstock sleeve 3 has the diaphragm, and the lower terminal surface of diaphragm is provided with anti-skidding line, prevents to skid between tailstock sleeve 3 and the ground.

The utility model discloses a theory of operation: when the stepping motor 7 drives the screw rod 6 to rotate, the ring 5 can be driven to rotate together, the lower end of the guide rod 4 slides along the sliding groove 2, the guide rod 4 can move up and down, the guide rod 4 drives the sliding plug 8 at the upper end to move up and down, when the sliding plug 8 moves up in the oil storage tank 9, oil in the oil storage tank 9 is pressed into the connecting pipe 10 and is sprayed to the joint between the screw rod 6 and the thimble 1 through the oil outlet pipe 12, when the sliding plug 8 moves down in the oil storage tank 9, the external oil enters the oil storage tank 9 through the liquid inlet pipe, after the whole machine tool stops operating, the screw rod 6 stops rotating, the oil in the oil storage tank 9 stops flowing into the connecting pipe 10, and waste of the oil is avoided.

The above, 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. In the description of the present invention, it should be noted that the directions or positional relationships indicated by the terms "upper, lower, inner and outer" and the like are directions or positional relationships based on the drawings, and are only for convenience of description of the present invention and simplification of description, and do not indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and thus, should not be construed as limiting the present invention. Furthermore, the terms first, second, or third are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

Claims (6)

1. The utility model provides a tailstock sleeve stroke mechanism for digit control machine tool, includes tailstock sleeve (3) and batch oil tank (9), its characterized in that, batch oil tank (9) fixed mounting is at the up end of tailstock sleeve (3), the installation cavity has been seted up in the up end of tailstock sleeve (3), horizontal sliding connection has double-layered thimble (1) in the installation cavity, the left end that presss from both sides thimble (1) runs through tailstock sleeve (3) left side wall and sliding connection in the lateral wall of tailstock sleeve (3), the right-hand member threaded connection who presss from both sides thimble (1) has lead screw (6), and the one end that lead screw (6) deviates from double-layered thimble (1) runs through the right side wall of tailstock sleeve (3) and is provided with step motor (7), step motor (7) fixed mounting is on the right side wall of tailstock sleeve (3), the output of step motor (7) and the right-hand member fixed connection of lead screw (6), fixed cover has seted up spout (2) on having connect on ring (5) on the lateral wall of lead screw (6), sliding connection has spout (4) in the batch oil tank (4), sliding connection is in the guide arm (4) and sliding connection and sliding plug (9) and sliding connection the sliding plug 8) in the sliding connection of batch oil tank (9), the utility model discloses a tailstock sleeve, including tailstock sleeve (3), tailstock sleeve (3) internal fixed mounting has connecting pipe (10), the flexible fixed mounting in below of connecting pipe (10) has an oil pipe (12), oil pipe (12) fixed mounting is in pressing from both sides thimble (1), the one end that deviates from connecting pipe (10) of oil pipe (12) runs through the inner wall that presss from both sides thimble (1) and corresponds with lead screw (6).

2. The tailstock sleeve stroke mechanism for the numerical control machine tool according to claim 1, wherein two limiting blocks (11) are symmetrically and fixedly mounted on the side wall of the ejector pin (1), and each limiting block (11) is transversely slidably connected to the inner wall of the mounting cavity.

3. The tailstock sleeve stroke mechanism for the numerical control machine tool according to claim 1, wherein a threaded hole is transversely formed at the right end of the ejector pin (1), and the screw rod (6) is in threaded connection with the threaded hole.

4. The tailstock sleeve stroke mechanism for the numerical control machine tool according to claim 1, characterized in that the connecting pipe (10) is a telescopic pipe, and the upper end of the connecting pipe (10) is communicated with the inside of the oil storage tank (9) and is provided with a one-way drain valve.

5. The tailstock sleeve stroke mechanism for the numerical control machine tool according to claim 1, characterized in that a liquid inlet pipe is arranged at the upper end of the oil storage tank (9), and a one-way liquid inlet valve is arranged in the liquid inlet pipe.

6. The tailstock sleeve stroke mechanism for the numerical control machine tool as claimed in claim 1, characterized in that a transverse plate is fixedly mounted on the lower end surface of the tailstock sleeve (3), and anti-skid lines are arranged on the lower end surface of the transverse plate.

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