CN209918907U

CN209918907U - Numerical control lathe tailstock convenient to height-adjusting

Info

Publication number: CN209918907U
Application number: CN201920588371.4U
Authority: CN
Inventors: 李少许
Original assignee: Shanghai Shantian Machinery Co Ltd
Current assignee: Shanghai Shantian Machinery Co Ltd
Priority date: 2019-04-26
Filing date: 2019-04-26
Publication date: 2020-01-10
Anticipated expiration: 2029-04-26

Abstract

The utility model discloses a numerical control lathe tailstock convenient to height-adjusting, which comprises a base, set up the bar groove that sets up along vertical direction in the base, sliding connection has the bracing piece on the inner wall in bar groove, the upper end fixedly connected with tailstock of bracing piece, the spout has been seted up in the tailstock, install the clamping device who is used for pressing from both sides tight work piece in the spout, set up mechanism's groove in the base, it is connected with first bevel gear to rotate on the inner wall in mechanism's groove, it is connected with the second bevel gear with first bevel gear meshing to rotate on the inner wall in mechanism's groove. The utility model discloses a first threaded rod is at first thread groove internal rotation, and because the tailstock passes through bracing piece sliding connection at the bar inslot, so the tailstock can take place removal from top to bottom, just so can adjust the height of tailstock, can press from both sides tight work piece again when suitable height with the altitude mixture control of tailstock, can make the work piece add the tool consumption of both sides and differ a little like this.

Description

Numerical control lathe tailstock convenient to height-adjusting

Technical Field

The utility model relates to a numerical control lathe equipment technical field especially relates to a numerical control lathe tailstock convenient to height-adjusting.

Background

The numerically controlled lathe is one of the widely used numerically controlled machines at present. The cutting tool is mainly used for cutting and processing inner and outer cylindrical surfaces of shaft parts or disc parts, inner and outer conical surfaces with any taper angles, complex rotary inner and outer curved surfaces, cylindrical threads, conical threads and the like, and can perform grooving, drilling, reaming, boring and the like.

When a workpiece is machined by a numerical control lathe, the workpiece is often clamped by using a lathe tailstock, and the tailstock of most of the conventional numerical control lathes is fixed, so that the center of the workpiece cannot be clamped when the shaft workpiece is machined, and the tool inserts on two sides are different during machining, so that the tool is seriously abraded.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a numerical control lathe tailstock convenient for adjusting height.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a numerical control lathe tailstock convenient for height adjustment comprises a base, wherein a strip-shaped groove is formed in the base and is arranged in the vertical direction, a supporting rod is connected to the inner wall of the strip-shaped groove in a sliding mode, the upper end of the supporting rod is fixedly connected with the tailstock, a sliding groove is formed in the tailstock, a clamping device used for clamping a workpiece is installed in the sliding groove, a mechanism groove is formed in the base, a first bevel gear is connected to the inner wall of the mechanism groove in a rotating mode, a second bevel gear meshed with the first bevel gear is connected to the inner wall of the mechanism groove in a rotating mode, the side wall of the first bevel gear is coaxially and fixedly connected with a rotating rod, one end, away from the first bevel gear, of the rotating rod penetrates through the side wall of the base and is fixedly connected with a hand wheel, a square block is fixedly connected to the lower end of the tailstock, a first thread groove is formed, the first threaded rod is in threaded connection with the inner wall of the first threaded groove.

Preferably, the clamping device comprises a top column which is slidably connected to the inner wall of the sliding groove, a top point is fixedly connected to the side wall of the top column, a second thread groove is formed in the top column, a second threaded rod is connected to the inner wall of the second thread groove in a threaded manner, and one end, far away from the second thread groove, of the second threaded rod is rotatably connected to the inner wall of the sliding groove.

Preferably, the lower extreme fixedly connected with guide block of fore-set, the guide way has been seted up to the inner bottom of spout, guide block sliding connection is on the inner wall of guide way.

Preferably, the one end that the second threaded rod is close to the spout inner wall runs through the lateral wall of tailstock and coaxial fixedly connected with runner, the lateral wall fixedly connected with handle of runner, just the handle setting is in the axle center department of keeping away from the runner, it has the rubber sleeve to glue on the handle.

Preferably, the first threaded rod penetrates through the side wall of the base, and one end, away from the second bevel gear, of the first threaded rod extends into the first threaded groove.

Preferably, the outer wall of the hand wheel is glued with a rubber sleeve, and anti-skid lines are carved on the rubber sleeve.

The utility model discloses following beneficial effect has:

1. the first threaded rod rotates in the first threaded groove, and the tailstock is connected in the strip-shaped groove in a sliding mode through the supporting rod, so that the tailstock can move up and down, the height of the tailstock can be adjusted, the workpiece can be clamped when the height of the tailstock is adjusted to be proper, and the difference between the tool consumption of the two sides of the workpiece during machining is almost zero;

2. the height is adjusted through the cooperation of first threaded rod and first thread groove, and the precision of adjusting like this is higher, has further improved the tailstock and has been close to the accuracy in work piece center.

Drawings

Fig. 1 is a schematic structural view of a numerical control lathe tailstock convenient for height adjustment provided by the utility model;

fig. 2 is the utility model provides a numerical control lathe tailstock's A department structure enlargies schematic diagram convenient to height-adjusting.

In the figure: the device comprises a base 1, a strip-shaped groove 2, a support rod 3, a tailstock 4, a sliding groove 5, a rotating wheel 6, a second threaded rod 7, a second threaded groove 8, a top column 9, a tip 10, a handle 11, a rotating rod 12, a hand wheel 13, a mechanism groove 14, a first bevel gear 15, a second bevel gear 16, a square block 17, a first threaded groove 18 and a first threaded rod 19.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only 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 therefore, should not be construed as limiting the present invention.

Referring to fig. 1-2, a numerical control lathe tailstock convenient for height adjustment comprises a base 1, a strip-shaped groove 2 arranged along the vertical direction is arranged in the base 1, a support rod 3 is connected on the inner wall of the strip-shaped groove 2 in a sliding manner, the upper end of the support rod 3 is fixedly connected with a tailstock 4, a chute 5 is arranged in the tailstock 4, a clamping device for clamping a workpiece is arranged in the chute 5, a mechanism groove 14 is arranged in the base 1, a first bevel gear 15 is rotatably connected on the inner wall of the mechanism groove 14, a second bevel gear 16 meshed with the first bevel gear 15 is rotatably connected on the inner wall of the mechanism groove 14, a rotating rod 12 is coaxially and fixedly connected on the side wall of the first bevel gear 15, one end of the rotating rod 12 far away from the first bevel gear 15 penetrates through the side wall of the base 1 and is fixedly connected with a hand wheel 13, a rubber sleeve is glued on the outer wall of the hand wheel 13, a first thread groove 18 is formed in the square block 17, a first threaded rod 19 is fixedly connected to the upper end of the second bevel gear 16 coaxially, the first threaded rod 19 penetrates through the side wall of the base 1, one end, far away from the second bevel gear 16, of the first threaded rod 19 extends into the first thread groove 18, and the first threaded rod 19 is connected to the inner wall of the first thread groove 18 in a threaded mode.

Clamping device includes top post 9 of sliding connection on 5 inner walls of spout, the lower extreme fixedly connected with guide block of top post 9, the guide way has been seted up to the interior bottom of spout 5, guide block sliding connection is on the inner wall of guide way, top 10 of the lateral wall fixedly connected with of top post 9, second thread groove 8 has been seted up in the top post 9, threaded connection has second threaded rod 7 on the inner wall of second thread groove 8, the one end that second threaded rod 7 is close to 5 inner walls of spout runs through the lateral wall of tailstock 4 and coaxial fixedly connected with runner 6, the lateral wall fixedly connected with handle 11 of runner 6, and handle 11 sets up axle center department of keeping away from runner 6, it has the rubber sleeve to glue on handle 11, the one end rotation of second thread groove 8 is kept away from to second threaded rod 7 is connected on 5's inner wall of spout.

The utility model discloses in, during the use of this device, when the height of tailstock 4 is adjusted to needs, manual rotation hand wheel 13, make dwang 12 rotate, the rotation of dwang 12 will make first bevel gear 15 rotate, first bevel gear 15 can mesh second bevel gear 16 and rotate, second bevel gear 16 will drive and rotate rather than the first threaded rod 19 of coaxial setting, because 19 threaded connection of first threaded rod are in first thread groove 18, and tailstock 4 passes through 3 sliding connection of bracing piece in bar groove 2, therefore the removal about tailstock 4 will take place, just so can adjust the height of tailstock 4.

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.

Claims

1. The utility model provides a numerical control lathe tailstock convenient to height-adjusting, includes base (1), its characterized in that, set up in base (1) strip groove (2) that set up along vertical direction, sliding connection has bracing piece (3) on the inner wall in strip groove (2), upper end fixedly connected with tailstock (4) of bracing piece (3), spout (5) have been seted up in tailstock (4), install the clamping device who is used for pressing from both sides tight work piece in spout (5), set up in base (1) and construct groove (14), it is connected with first bevel gear (15) to rotate on the inner wall in mechanism groove (14), it is connected with second bevel gear (16) with first bevel gear (15) meshing to rotate on the inner wall in mechanism groove (14), the lateral wall coaxial fixedly connected with dwang (12) of first bevel gear (15), the one end that first bevel gear (15) was kept away from in dwang (12) runs through the lateral wall and the fixed connection of base (1) There is hand wheel (13), the lower extreme fixedly connected with square piece (17) of tailstock (4), first thread groove (18) have been seted up in square piece (17), the coaxial fixedly connected with first threaded rod (19) in upper end of second bevel gear (16), first threaded rod (19) threaded connection is on the inner wall of first thread groove (18).

2. The numerically controlled lathe tailstock convenient to adjust the height according to claim 1, characterized in that the clamping device comprises a top pillar (9) slidably connected to the inner wall of the sliding chute (5), a top tip (10) is fixedly connected to the side wall of the top pillar (9), a second threaded groove (8) is formed in the top pillar (9), a second threaded rod (7) is connected to the inner wall of the second threaded groove (8) in a threaded manner, and one end, away from the second threaded groove (8), of the second threaded rod (7) is rotatably connected to the inner wall of the sliding chute (5).

3. The numerically controlled lathe tailstock convenient to adjust the height according to claim 2, characterized in that a guide block is fixedly connected to the lower end of the top column (9), a guide groove is formed in the inner bottom of the sliding groove (5), and the guide block is slidably connected to the inner wall of the guide groove.

4. The numerically controlled lathe tailstock convenient for height adjustment according to claim 2, characterized in that one end of the second threaded rod (7) close to the inner wall of the sliding chute (5) penetrates through the side wall of the tailstock (4) and is fixedly connected with a rotating wheel (6) coaxially, a handle (11) is fixedly connected with the side wall of the rotating wheel (6), the handle (11) is arranged at the position far away from the axis of the rotating wheel (6), and a rubber sleeve is glued on the handle (11).

5. The numerically controlled lathe tailstock convenient to adjust the height of the lathe according to claim 1, characterized in that the first threaded rod (19) penetrates through the side wall of the base (1), and one end, away from the second bevel gear (16), of the first threaded rod (19) extends into the first threaded groove (18).

6. The numerically controlled lathe tailstock convenient for height adjustment according to claim 1, characterized in that the outer wall of the hand wheel (13) is glued with a rubber sleeve, and the rubber sleeve is engraved with anti-skid lines.