CN210909147U

CN210909147U - Spring chuck clamping mechanism of numerical control lathe

Info

Publication number: CN210909147U
Application number: CN201921736812.7U
Authority: CN
Inventors: 张�成; 王晓晓
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-10-16
Filing date: 2019-10-16
Publication date: 2020-07-03
Anticipated expiration: 2029-10-16

Abstract

The utility model discloses a numerical control lathe collet chuck clamping mechanism relates to the numerical control lathe field, to the problem that the drill bit dismouting on the current numerical control lathe is inconvenient and does not possess the buffering protect function, the following scheme is put forward now, and it includes motor shaft and mounting panel, the tip fixedly connected with connecting plate of motor shaft, just the connecting plate is located between mounting panel and the motor shaft, two buffer rods that are the symmetric distribution of one side fixedly connected with that the mounting panel is close to the connecting plate, just the buffer rod runs through the connecting plate, connecting plate and buffer rod sliding connection, the mounting panel is close to one side of connecting plate and is rotated and install the adjustment disk, just one side that the mounting panel is located the adjustment disk is provided with adjustment disk positioner. The utility model discloses novel structure, and the device not only can provide effectual buffering protection to the drill bit, and the convenience is changed the drill bit simultaneously to press from both sides it tightly, improve the stability that the drill bit used, suitable popularization.

Description

Spring chuck clamping mechanism of numerical control lathe

Technical Field

The utility model relates to a numerical control lathe field especially relates to a numerical control lathe collet chuck clamping mechanism.

Background

The numerical control lathe and the turning center are high-precision and high-efficiency automatic machine tools. The multi-station tool turret or the power tool turret is equipped, so that the machine tool has wide processing technological performance, can process complex workpieces such as linear cylinders, oblique line cylinders, circular arcs and various threads, grooves, worms and the like, can perform grooving, drilling, reaming, boring and the like, has various compensation functions of linear interpolation and circular arc interpolation, and plays a good economic effect in the batch production of complex parts.

The drill bit of the traditional numerical control lathe is troublesome to replace, and effective buffering protection cannot be obtained in the machining process, so that the drill bit is seriously damaged, and therefore, in order to solve the problems, the spring chuck clamping mechanism of the numerical control lathe is provided.

SUMMERY OF THE UTILITY MODEL

The utility model provides a pair of numerical control lathe collet chuck clamping mechanism has solved the problem that the drill bit dismouting on the current numerical control lathe is inconvenient and do not possess buffering protect function.

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

a numerical control lathe collet chuck clamping mechanism comprises a motor shaft and a mounting plate, wherein the end part of the motor shaft is fixedly connected with a connecting plate, the connecting plate is positioned between the mounting plate and the motor shaft, one side of the mounting plate, which is close to the connecting plate, is fixedly connected with two buffer rods which are symmetrically distributed, the buffer rods penetrate through the connecting plate, the connecting plate is in sliding connection with the buffer rods, one side of the mounting plate, which is close to the connecting plate, is rotatably provided with an adjusting disc positioning device, one side of the mounting plate, which is positioned on the adjusting disc, is provided with a gear disc, the gear disc is fixedly connected with the adjusting disc, one side of the mounting plate, which is far away from the buffer rods, is provided with two movable grooves which are symmetrically distributed in a staggered manner, the movable grooves are internally and slidably provided with a rack plate, and, the utility model discloses a buffer rod, including rack plate, connecting rod, buffer rod, mounting plate, outer wall fixedly connected with installation piece of rack plate, just one side fixedly connected with that rack plate was kept away from to the installation piece is the connecting rod that the slope set up, and the bottom fixedly connected with splint of connecting rod, one side intermediate position fixedly connected with installation sleeve of buffer rod is kept away from to the mounting plate, just installation sleeve's internally mounted has the drill bit.

Preferably, the circumference lateral wall fixedly connected with of drill bit has two symmetric distribution's fixture block, the telescopic inner wall of installation is equipped with two draw-in grooves that are symmetric distribution, and draw-in groove and fixture block match.

Preferably, one side of the clamping plate close to the drill bit is provided with an arc-shaped clamping opening.

Preferably, the anti-dropping block is fixedly mounted at one end, far away from the mounting plate, of the buffer rod.

Preferably, adjusting disc positioner includes fixed plate, locating lever and locating plate, the mounting panel is close to one side fixedly connected with fixed plate of buffer beam, just the locating lever is installed to the screw thread on the fixed plate, and the locating lever runs through the fixed plate, and the tip of locating lever rotates and installs the locating plate.

The utility model has the advantages that:

1. extrude the buffer beam through the mounting panel for the buffer beam slides on the connecting plate, extrudees the spring simultaneously, makes the elasticity of spring provide effectual buffering protection to the drill bit.

2. Make it drive the toothed disc through rotating the adjustment disc and rotate to make the toothed disc can drive rack plate and installation piece and reciprocate, the installation piece drives connecting rod and splint and reciprocates, thereby the convenience is installed the dismantlement to the drill bit.

To sum up, the device not only can provide effectual buffering protection to the drill bit, conveniently changes the drill bit simultaneously to press from both sides it tightly, improve the stability that the drill bit used, suitable popularization.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic view of the front structure of the mounting plate of the present invention.

Fig. 3 is the structural schematic diagram of the mounting plate of the present invention, in which the rack plate is connected to the gear plate.

Fig. 4 is a schematic structural view of the mounting plate back adjusting plate and the positioning device of the present invention.

Reference numbers in the figures: the drilling machine comprises a mounting plate 1, a connecting plate 2, a motor shaft 3, a drill bit 4, a buffer rod 5, a spring 6, a fixing plate 7, a positioning rod 8, an adjusting plate 9, a mounting sleeve 10, a mounting block 11, a connecting rod 12, a clamping plate 13, a movable groove 14, a clamping groove 15, a clamping block 16, a gear plate 17, a rack plate 18 and a positioning plate 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.

Referring to fig. 1-4, a numerically controlled lathe collet chuck clamping mechanism comprises a motor shaft 3 and a mounting plate 1, wherein the end of the motor shaft 3 is fixedly connected with a connecting plate 2, the connecting plate 2 is positioned between the mounting plate 1 and the motor shaft 3, one side of the mounting plate 1, which is close to the connecting plate 2, is fixedly connected with two buffer rods 5 which are symmetrically distributed, the buffer rods 5 penetrate through the connecting plate 2, the connecting plate 2 is slidably connected with the buffer rods 5, one side of the mounting plate 1, which is close to the connecting plate 2, is rotatably provided with an adjusting disc 9, one side of the mounting plate 1, which is close to the adjusting disc 9, is provided with an adjusting disc positioning device, the inside of the mounting plate 1 is rotatably provided with a gear disc 17, the gear disc 17 is fixedly connected with the adjusting disc 9, one side of the mounting plate 1, which is far away from the buffer rods 5, is provided, and the tooth block on the rack plate 18 meshes with the tooth block on the gear wheel 17, the outer side wall of the rack plate 18 is fixedly connected with an installation block 11, one side of the installation block 11 far away from the rack plate 18 is fixedly connected with a connecting rod 12 which is obliquely arranged, the bottom end of the connecting rod 12 is fixedly connected with a clamping plate 13, the middle position of one side of the installation plate 1 far away from the buffer rod 5 is fixedly connected with an installation sleeve 10, a drill bit 4 is installed inside the installation sleeve 10, the circumferential side wall of the drill bit 4 is fixedly connected with two clamping blocks 16 which are symmetrically distributed, the inner wall of the installation sleeve 10 is provided with two clamping grooves 15 which are symmetrically distributed, the clamping grooves 15 are matched with the clamping blocks 16, one side of the clamping plate 13 close to the drill bit 4 is provided with an arc-shaped clamping opening, one end of the buffer rod 5 far away from the installation plate 1 is, one side fixedly connected with fixed plate 7 that mounting panel 1 is close to buffer beam 5, just locating lever 8 is installed to the screw thread on the fixed plate 7, and locating lever 8 runs through fixed plate 7, and locating lever 8's tip rotates and installs locating plate 19.

The working principle is as follows: when the device is used, the buffer rod 5 is extruded through the mounting plate 1, the buffer rod slides on the connecting plate 2, the mounting plate 1 extrudes the spring 6, the drill bit 4 mounted on the mounting plate 1 obtains effective buffer protection, if the drill bit 4 needs to be replaced, the positioning rod 8 is rotated firstly, the positioning rod 8 drives the positioning plate 19 to be separated from the adjusting plate 9, so that the adjusting plate 9 can be rotated, the adjusting plate 9 drives the gear plate 17 to rotate, the tooth blocks on the gear plate 17 are meshed with the tooth blocks on the rack plate 18, so that the rack plate 18 can slide up and down in the movable groove 14, the rack plate 18 drives the mounting block 11 and the connecting rod 12 to move up and down simultaneously, the connecting rod 12 drives the clamping plate 13 again, so that the clamping plate 13 can be separated from the drill bit 4, the replaced drill bit 4 can be replaced, and then the adjusting plate 9 is rotated reversely, so that the clamping plate 13 clamps the drill bit 4, and then the positioning rod 8 is rotated reversely, so that the positioning rod 8 pushes the positioning plate 19 to contact with the adjusting disk 9, thereby limiting the adjusting disk 9, and thus completing the replacement operation of the drill bit 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 collet chuck clamping mechanism, includes motor shaft (3) and mounting panel (1), its characterized in that, the tip fixedly connected with connecting plate (2) of motor shaft (3), just connecting plate (2) are located between mounting panel (1) and motor shaft (3), one side fixedly connected with two buffer beam (5) that are the symmetric distribution of mounting panel (1) near connecting plate (2), just buffer beam (5) run through connecting plate (2), connecting plate (2) and buffer beam (5) sliding connection, mounting panel (1) is close to one side of connecting plate (2) and is rotated and installs adjusting disk (9), and one side that mounting panel (1) is located adjusting disk (9) is provided with adjusting disk positioner, the inside rotation of mounting panel (1) is installed gear disc (17), just gear disc (17) and adjusting disk (9) fixed connection, one side that buffer beam (5) were kept away from in mounting panel (1) is provided with two movable groove (14) that are crisscross symmetric distribution, and movable groove (14) inside slidable mounting has rack board (18), and the tooth piece on rack board (18) meshes with the tooth piece on toothed disc (17), the lateral wall fixedly connected with installation piece (11) of rack board (18), just one side fixedly connected with that rack board (18) were kept away from in installation piece (11) is connecting rod (12) that the slope set up, and the bottom fixedly connected with splint (13) of connecting rod (12), one side intermediate position fixedly connected with installation sleeve (10) of buffer beam (5) are kept away from in mounting panel (1), just the internally mounted of installation sleeve (10) has drill bit (4).

2. The numerical control lathe collet chuck clamping mechanism according to claim 1, characterized in that two symmetrically distributed clamping blocks (16) are fixedly connected to the circumferential side wall of the drill bit (4), two symmetrically distributed clamping grooves (15) are formed in the inner wall of the mounting sleeve (10), and the clamping grooves (15) are matched with the clamping blocks (16).

3. A numerical control lathe collet chuck clamping mechanism according to claim 1, characterized in that the side of the clamping plate (13) close to the drill bit (4) is provided with an arc-shaped clamping opening.

4. The numerical control lathe collet chuck clamping mechanism according to claim 1, characterized in that one end of the buffer rod (5) far away from the mounting plate (1) is fixedly provided with an anti-drop block.

5. A spring chuck clamping mechanism for a numerically controlled lathe according to claim 1, wherein the positioning device of the adjusting disk comprises a fixing plate (7), a positioning rod (8) and a positioning plate (19), the fixing plate (7) is fixedly connected to one side of the mounting plate (1) close to the buffering rod (5), the positioning rod (8) is installed on the fixing plate (7) in a threaded manner, the positioning rod (8) penetrates through the fixing plate (7), and the positioning plate (19) is installed at the end of the positioning rod (8) in a rotating manner.