CN213970068U

CN213970068U - Numerical control lathe clamping and positioning device

Info

Publication number: CN213970068U
Application number: CN202023016589.4U
Authority: CN
Inventors: 郑成根
Original assignee: Chengdu Jiuyi Mechanical Equipment Co ltd
Current assignee: Chengdu Jiuyi Mechanical Equipment Co ltd
Priority date: 2020-12-14
Filing date: 2020-12-14
Publication date: 2021-08-17
Anticipated expiration: 2030-12-14

Abstract

The utility model provides a numerical control lathe clamping and positioning device belongs to numerical control lathe technical field. The clamping and positioning device of the numerical control lathe comprises a numerical control lathe body and a clamping and positioning assembly. The clamping and positioning assembly comprises a first motor, a threaded rod, a moving block, a shell, a second motor, a rotating rod, a lifting disc and a clamping piece, the clamping piece comprises a fixing ring, a threaded shaft and a clamping block, the fixing ring is fixedly connected with the lifting disc, one end of the rotating rod is far away from the lifting disc, threads of the threaded shaft penetrate through the fixing ring, the clamping block is rotatably arranged at one end in the fixing ring, the threaded shaft is located through the matching of the first motor, the threaded rod, the moving block, the shell, the second motor, the rotating rod and the lifting disc, the adjusting of the workpiece processing rotation angle is facilitated to a large extent, the processing station is flexibly adjusted, and the stability and the practicability of a clamped workpiece are improved through the matching of the fixing ring, the threaded shaft and the clamping block.

Description

Numerical control lathe clamping and positioning device

Technical Field

The utility model relates to a numerical control lathe technical field particularly, relates to a numerical control lathe centre gripping positioner.

Background

The numerically controlled lathe is one of the widely used numerically controlled machines at present, it is mainly used for cutting processing of internal and external cylindrical surfaces, internal and external conical surfaces with any taper angle, complex rotary internal and external curved surfaces, cylindrical and conical threads and the like of shaft parts or disc parts, and can perform grooving, drilling, reaming, boring and the like, and the numerically controlled lathe mainly comprises a numerically controlled device, a lathe bed, a spindle box, a tool rest feeding system, a tailstock, a hydraulic system, a cooling system, a lubricating system, a chip cleaner, a clamping device and the like.

Clamping position device fixture is mostly fixed on present common numerical control lathe, and the angle regulation of being not convenient for is add man-hour to the centre gripping work piece for the work piece can not be nimble adjustment processing position, especially punches, polish to some pipe dress work pieces inconvenient adjustment positions such as.

SUMMERY OF THE UTILITY MODEL

In order to compensate above not enough, the utility model provides a positioner is held to numerical control lathe clamp aims at improving the current partial numerical control lathe work piece processing clamping device angle of regulation of not being convenient for, leads to the problem of the inconvenient nimble adjustment of work piece processing station.

The utility model discloses a realize like this:

the utility model provides a numerical control lathe clamping and positioning device comprises a numerical control lathe body and a clamping and positioning assembly.

The clamping and positioning assembly comprises a first motor, a threaded rod, a moving block, a shell, a second motor, a rotating rod, a lifting disc and a clamping piece, the first motor is installed at the top of the numerical control lathe body, the threaded rod is fixedly connected to the output end of the first motor, the surface of the threaded rod is sleeved with threads of the moving block, the shell is fixedly connected to the top of the moving block, the second motor is arranged in the shell, the rotating rod is vertically and rotatably arranged in the shell, the output end of the second motor is in transmission connection with the rotating rod, one end of the rotating rod extends out of the shell, the lifting disc is fixedly connected to one end of the rotating rod, the clamping piece comprises a fixing ring, a threaded shaft and a clamping block, the fixing ring is fixedly connected to one end, away from the rotating rod, of the lifting disc, at least three threaded shafts are arranged, and threads of the threaded shaft penetrate through the fixing ring, the clamping block is rotatably arranged at one end, located in the fixing ring, of the threaded shaft.

The utility model discloses an in one embodiment, the lifting disk includes chassis and electric putter, chassis fixed connection in bull stick one end, electric putter fixed connection in the chassis top, retaining ring fixed connection in the electric putter expansion end.

The utility model discloses an in the embodiment, bull stick one end is provided with the connecting plate, the bull stick the connecting plate with chassis integrated into one piece.

The utility model discloses an in one embodiment, second motor output end fixedly connected with first bevel gear, the fixed cover of bull stick has connect second bevel gear, first bevel gear with second bevel gear meshes mutually.

The utility model discloses an in an embodiment, movable block bottom fixedly connected with slider, the spout has been seted up to the numerical control lathe body, the slider slide set up in the spout.

The utility model discloses an in one embodiment, the numerical control lathe body is kept away from first motor one end fixedly connected with fixed block, be provided with the bearing in the fixed block, threaded rod one end set up in the bearing.

In an embodiment of the present invention, a groove is formed on one side of the clamping block, a bump is disposed on one end of the threaded shaft, and the bump is rotatably disposed in the groove.

In an embodiment of the present invention, the fixing ring is fixedly connected to the threaded pipe outside, and the threaded pipe is screwed on the threaded shaft surface.

In an embodiment of the present invention, the threaded shaft is located at an outer end of the fixing ring and is fixedly connected to a handle.

In an embodiment of the present invention, the clamping block is arc-shaped, and a rubber pad is disposed on one side of the clamping block.

The utility model has the advantages that: the utility model discloses a numerical control lathe centre gripping positioner who obtains through above-mentioned design, when using, place the work piece in the fixed ring, then rotate the screw shaft, the screw shaft rotates and axial displacement, the screw shaft drives the clamp splice and moves towards the work piece, three clamp splices mutually support and press from both sides tight fixed work piece, start first motor, first motor drives the threaded rod and rotates, the threaded rod drives the movable splice through the screw transmission principle and moves, the movable block drives the casing, the second motor, the bull stick, the lifting disk and the holder moves, move the work piece to the processing station, start the second motor, the second motor drives the bull stick and rotates, the bull stick drives the lifting disk and rotates, the lifting disk drives the holder and the work piece and rotates, carry out the processing of next position, through the cooperation use of first motor, the threaded rod, the movable block, the casing, the second motor, bull stick and lifting disk, to a great extent has made things convenient for the adjustment of work piece processing rotation angle, the processing station is flexibly adjusted, and the stability and the practicability of the clamping workpiece are improved by matching the fixing ring, the threaded shaft and the clamping block.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

Fig. 1 is a schematic structural view of a clamping and positioning device of a numerically controlled lathe according to an embodiment of the present invention;

fig. 2 is a schematic structural view of a numerically controlled lathe body according to an embodiment of the present invention;

FIG. 3 is a schematic structural view of a cross-sectional view of a housing according to an embodiment of the present invention;

FIG. 4 is a schematic view of a clamp according to an embodiment of the present invention;

fig. 5 is a schematic structural view of a bump according to an embodiment of the present invention.

In the figure: 100-a numerically controlled lathe body; 110-a chute; 120-fixed block; 121-a bearing; 200-a clamping and positioning assembly; 210-a first motor; 220-a threaded rod; 230-a moving block; 231-a slider; 240-a housing; 250-a second motor; 251-a first bevel gear; 260-rotating rod; 261-a connecting plate; 262-a second bevel gear; 270-lifting disc; 271-a chassis; 272-an electric push rod; 280-a clamp; 281-a fixing ring; 2811-threaded pipe; 282-threaded shaft; 2821-bump; 2822-handle; 283-a clamping block; 2831-groove; 2832 rubber pad.

Detailed Description

To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings of the embodiments of the present invention are combined to clearly and completely describe the technical solutions of the embodiments of the present invention, and obviously, the described embodiments are some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", 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 to simplify the description, but do not indicate or imply that the device or element 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.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

Examples

Referring to fig. 1-5, the present invention provides a technical solution: a clamping and positioning device of a numerical control lathe comprises a numerical control lathe body 100 and a clamping and positioning assembly 200.

The clamping and positioning assembly 200 is installed on one side of the numerically controlled lathe body 100, and the clamping and positioning assembly 200 is used for clamping and positioning a workpiece and flexibly adjusting a machining station.

Referring to fig. 1, 2, 3, 4 and 5, the clamping and positioning assembly 200 includes a first motor 210, a threaded rod 220, a moving block 230, a housing 240, a second motor 250, a rotating rod 260, a lifting disc 270 and a clamping member 280, the first motor 210 is installed on the top of the numerically controlled lathe body 100, the first motor 210 is bolted or welded to the numerically controlled lathe body 100, the threaded rod 220 is fixedly connected to the output end of the first motor 210, the threaded rod 220 is connected to the first motor 210 through a coupler, specifically, one end of the numerically controlled lathe body 100, which is far away from the first motor 210, is fixedly connected to a fixed block 120, the numerically controlled lathe body 100 is bolted or welded with the fixed block 120, a bearing 121 is disposed in the fixed block 120, one end of the threaded rod 220 is disposed in the bearing 121, the fixed block 120 and the bearing 121 are used for balancing the threaded rod 220, and at the same time, facilitating the rotation of the threaded rod 220 to reduce friction, the moving block 230 is threadedly sleeved on the surface of the threaded rod 220, specifically, the bottom of the moving block 230 is fixedly connected with a sliding block 231, the moving block 230 is bolted or welded with the sliding block 231, the numerically controlled lathe body 100 is provided with a sliding groove 110, the sliding block 231 is slidably disposed in the sliding groove 110 and is used for limiting the movement of the moving block 230 and preventing the moving block 230 from rotating along with the rotation of the threaded rod 220, the housing 240 is fixedly connected to the top of the moving block 230, the housing 240 is bolted or welded to the moving block 230, the second motor 250 is disposed in the housing 240, the second motor 250 is bolted or welded to the housing 240, the rotating rod 260 is vertically and rotatably disposed in the housing 240, the output end of the second motor 250 is in transmission connection with the rotating rod 260, specifically, the output end of the second motor 250 is fixedly connected with a first bevel gear 251, the second motor 250 is in bolted or welded with the first bevel gear 251, the rotating rod 260 is fixedly sleeved with a second bevel gear 262, the rotating rod is in bolted or welded with a second bevel gear 262, the first bevel gear 251 is engaged with the second bevel gear 262, the second motor 250 drives the rotating rod 260 to rotate by means of engagement of the first bevel gear 251 and the second bevel gear 262, one end of the rotating rod 260 extends out of the housing 240, the lifting disc 270 is fixedly connected to one end of the rotating rod 260, the clamping member 280 comprises a fixing ring 281, a threaded shaft 282 and a clamping block 283, the fixing ring 281 is fixedly connected to one end of the lifting disc 270 away from the rotating rod 260, specifically, the lifting disc 270 comprises a chassis 271 and an electric push rod 272, the chassis 271 is fixedly connected to one end of the rotating rod 260, specifically, one end of the rotating rod 260 is provided with a connecting plate 261, the rotating rod 260, the connecting plate 261 and the chassis 271 are integrally formed, the integral design integrity is higher, the connection is firmer, the electric push rod 272 is fixedly connected to the top of the chassis 271, the electric push rod 272 is bolted or welded to the chassis 271, the fixing ring 281 is fixedly connected to the movable end of the electric push rod 272, the fixing ring 281 is bolted or welded to the electric push rod 272, the position of the fixing ring 281 is adjusted by the telescopic motion of the electric push rod 272, so as to cope with workpieces with different sizes, and improve the practicability, at least three screw shafts 282 are provided, the screw threads of the screw shafts 282 penetrate through the fixing ring 281, specifically, a screw pipe 2811 is fixedly connected to the outer side of the fixing ring 281, the screw pipe 2811 is welded to the fixing ring 281, the screw pipe 2811 is in threaded sleeve connection with the surface of the screw shaft 282 for increasing the contact surface with the screw shafts 282 and increasing the clamping strength, the clamp block 283 is rotatably arranged at one end of the screw shafts 282 in the fixing ring 281, specifically, a groove 2831 is arranged at one side of the clamp block 283, a lug 2821 is arranged at one end of the screw shafts 282, the lug 2821 is rotatably arranged in the groove 2831, when the screw threads of the screw shafts 282 rotate, the clamp block 283 does not rotate along with the rotation of the screw shafts, but axially moves to clamp the workpieces, it should be noted that a handle 2822 is fixedly connected to one end of the screw shafts 282, which is positioned outside the fixing ring 281, the clamp blocks 283 are arc-shaped, a rubber pad 2832 is arranged on one side of the clamp blocks 283, the handle 2822 is convenient for rotating the threaded shaft 282, and the rubber pad 2832 reduces friction on a workpiece, so that the quality of the workpiece is ensured.

Specifically, the working principle of the clamping and positioning device of the numerically controlled lathe is as follows: the workpiece is placed in the fixed ring 281, then the handle 2822 and the threaded shaft 282 are rotated, the threaded shaft 282 rotates and axially moves, under the restriction of the convex block 2821 and the concave groove 2831, the threaded shaft 282 drives the clamping blocks 283 to move towards the workpiece, the three clamping blocks 283 are mutually matched to clamp and fix the workpiece, the first motor 210 is started, the first motor 210 drives the threaded rod 220 to rotate, the threaded rod 220 drives the moving block 230 to move through the thread transmission principle, the moving block 230 drives the shell 240, the second motor 250, the rotating rod 260, the lifting disc 270 and the clamping member 280 to move, the workpiece is moved to a processing station, the second motor 250 is started, the second motor 250 drives the rotating rod 260 to rotate, the rotating rod 260 drives the lifting disc 270 to rotate, the lifting disc 270 drives the clamping member 280 and the workpiece to rotate to process the next position, and the workpiece is used through the matching of the first motor 210, the threaded rod 220, the moving block 230, the shell 240, the second motor 250, the rotating rod 260 and the lifting disc 270, to a great extent has made things convenient for the adjustment to work piece processing rotation angle, has adjusted the processing station in a flexible way, uses through the cooperation of solid fixed ring 281, threaded shaft 282 and clamp splice 283, has improved the stability and the practicality of centre gripping work piece.

It should be noted that the specific model specifications of the first motor 210, the second motor 250 and the electric push rod 272 need to be determined according to the actual specification of the device, and the specific model selection calculation method adopts the prior art, so detailed description is omitted.

The power supply of the first motor 210, the second motor 250, and the electric push rod 272 and the principle thereof will be apparent to those skilled in the art and will not be described in detail herein.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A clamping and positioning device for a numerical control lathe is characterized by comprising

A numerically controlled lathe body (100);

the clamping and positioning assembly (200) comprises a first motor (210), a threaded rod (220), a moving block (230), a shell (240), a second motor (250), a rotating rod (260), a lifting disc (270) and a clamping piece (280), wherein the first motor (210) is installed at the top of the numerical control lathe body (100), the threaded rod (220) is fixedly connected to the output end of the first motor (210), the moving block (230) is sleeved on the surface of the threaded rod (220) in a threaded manner, the shell (240) is fixedly connected to the top of the moving block (230), the second motor (250) is arranged in the shell (240), the rotating rod (260) is vertically and rotatably arranged in the shell (240), the output end of the second motor (250) is in transmission connection with the rotating rod (260), and one end of the rotating rod (260) extends out of the shell (240), lifting disk (270) fixed connection in bull stick (260) one end, holder (280) are including solid fixed ring (281), screw shaft (282) and clamp splice (283), gu fixed ring (281) fixed connection in lifting disk (270) is kept away from bull stick (260) one end, screw shaft (282) are provided with three at least, screw shaft (282) screw thread runs through gu fixed ring (281), clamp splice (283) rotate set up in screw shaft (282) are located gu one end in fixed ring (281).

2. The numerically controlled lathe clamping and positioning device according to claim 1, wherein the lifting plate (270) comprises a chassis (271) and an electric push rod (272), the chassis (271) is fixedly connected to one end of the rotating rod (260), the electric push rod (272) is fixedly connected to the top of the chassis (271), and the fixing ring (281) is fixedly connected to the movable end of the electric push rod (272).

3. A clamping and positioning device for a numerically controlled lathe according to claim 2, characterized in that a connecting plate (261) is provided at one end of the rotating rod (260), and the rotating rod (260), the connecting plate (261) and the chassis (271) are integrally formed.

4. The numerical control lathe clamping and positioning device as recited in claim 1, characterized in that a first bevel gear (251) is fixedly connected to the output end of the second motor (250), a second bevel gear (262) is fixedly sleeved on the rotating rod (260), and the first bevel gear (251) is meshed with the second bevel gear (262).

5. The clamping and positioning device for the numerically controlled lathe according to claim 1, wherein a sliding block (231) is fixedly connected to the bottom of the moving block (230), a sliding groove (110) is formed in the numerically controlled lathe body (100), and the sliding block (231) is slidably disposed in the sliding groove (110).

6. The numerically controlled lathe clamping and positioning device is characterized in that a fixed block (120) is fixedly connected to one end, far away from the first motor (210), of the numerically controlled lathe body (100), a bearing (121) is arranged in the fixed block (120), and one end of the threaded rod (220) is arranged in the bearing (121).

7. The clamping and positioning device for the numerical control lathe according to claim 1, wherein a groove (2831) is formed in one side of the clamping block (283), a protruding block (2821) is arranged at one end of the threaded shaft (282), and the protruding block (2821) is rotatably arranged in the groove (2831).

8. The clamping and positioning device for the numerical control lathe according to claim 1, wherein a threaded pipe (2811) is fixedly connected to the outer side of the fixing ring (281), and the threaded pipe (2811) is sleeved on the surface of the threaded shaft (282) in a threaded manner.

9. A clamping and positioning device for a numerically controlled lathe according to claim 1, characterized in that a handle (2822) is fixedly connected to one end of the threaded shaft (282) outside the fixing ring (281).

10. The numerically controlled lathe clamping and positioning device as claimed in claim 1, wherein the clamping block (283) is arc-shaped, and a rubber pad (2832) is arranged on one side of the clamping block (283).