CN211414429U

CN211414429U - CNC precision machinery part

Info

Publication number: CN211414429U
Application number: CN201922378226.6U
Authority: CN
Inventors: 刘永真
Original assignee: Tianjin Maishengte Electronic Co ltd
Current assignee: Tianjin Maishengte Electronic Co ltd
Priority date: 2019-12-26
Filing date: 2019-12-26
Publication date: 2020-09-04
Anticipated expiration: 2029-12-26

Abstract

The utility model discloses a CNC precision machinery part, which comprises a disc body, a plurality of spouts have been seted up to one side of disk body, the spout uses the axis of disk body to be central symmetry setting as the center, be provided with the threaded rod rather than the syntropy in the spout, the tip swing joint of bearing and spout is all passed through at the both ends of threaded rod, it is equipped with annular groove to wind around opening on the outer wall of disk body, annular groove and spout intercommunication, and annular inslot cover is equipped with the rotating ring, one side portrayal that the rotating ring is close to the spout has the rack, the gear has been cup jointed to the one end that the disk body center pin was kept away from to the threaded rod, the gear extends to annular inslot and the rack toothing on the rotating ring, still be provided with the gripper in the spout, outside the spout was extended to the one end of gripper was located the spout. According to the technical scheme, the clamping force of the clamping claw on the workpiece is adjusted by rotating the rotating ring, and the workpiece can be stably clamped.

Description

CNC precision machinery part

Technical Field

The utility model relates to a lathe technical field specifically is a CNC precision machinery part.

Background

The numerical control machine tool is a digital control machine tool for short, and is an automatic machine tool provided with a program control system. The control system is capable of logically processing and decoding a program defined by a control code or other symbolic instructions, represented by coded numbers, which are input to the numerical control device via the information carrier. After operation, the numerical control device sends out various control signals to control the action of the machine tool, and the parts are automatically machined according to the shape and the size required by the drawing. The numerical control machine tool well solves the problem of machining of complex, precise, small-batch and various parts, is a flexible and high-efficiency automatic machine tool, represents the development direction of the control technology of modern machine tools, and is a typical mechanical and electrical integration product.

When a numerical control machine tool is used for processing a product, a substitute processing part needs to be clamped through a clamp, however, if the clamping force of the existing numerical control machine tool clamp is too large in the clamping process, the end of a workpiece is easy to damage; if the clamping force is too small, loosening, shifting and the like are easy to occur.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a CNC precision machinery part to solve the problem of proposing among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a CNC precision machine part, which comprises a disc body, wherein one side of the disc body is provided with a plurality of sliding grooves, the sliding grooves are arranged in central symmetry by taking the central axis of the tray body as the center, threaded rods are arranged in the sliding grooves in the same direction as the sliding grooves, both ends of the threaded rod are movably connected with the end part of the sliding groove through bearings, an annular groove is arranged on the outer wall of the disk body in a surrounding way and is communicated with the sliding groove, a rotating ring is sleeved in the annular groove, a rack is carved on one side of the rotating ring close to the sliding groove, a gear is sleeved at one end of the threaded rod far away from the central shaft of the tray body, the gear extends into the annular groove to be meshed with the rack on the rotating ring, a clamping claw is further arranged in the sliding groove, one end of the clamping claw extends out of the sliding groove, and one end of the clamping jaw, which is positioned in the sliding groove, is provided with an internal thread hole matched with the threaded rod, and the threaded rod passes through the internal thread hole.

Preferably, be provided with supplementary clamping system on the gripper jaw, supplementary clamping system includes the through-hole, through having the carriage release lever in the through-hole, the carriage release lever is close to the one end fixedly connected with backing plate of disk body center pin, and the cover is equipped with the spring on the carriage release lever, the both ends difference fixed connection through-hole inner wall and the carriage release lever outer wall of spring.

Preferably, the backing plate comprises a hard plate, the hard plate is fixedly connected with the moving rod, and one side of the hard plate, which is far away from the moving rod, is fixedly connected with a soft plate.

Preferably, the backing plate comprises a hard plate, the hard plate is fixedly connected with the moving rod, and one side of the hard plate, which is far away from the moving rod, is fixedly connected with the air bag.

Preferably, the air bag is an inflatable air bag which is communicated with an air nozzle, and the air nozzle is not positioned on one side of the air bag far away from the hard board.

Compared with the prior art, the beneficial effects of the utility model are that: the CNC precision machinery part that this technical scheme provided can rotate the clamping-force of swivel becket to the machined part, centre gripping machined part that can be stable.

Through setting up supplementary clamping system, utilize supplementary clamping system to carry out the centre gripping to the machined part and can effectual protection machined part to can improve the stability of centre gripping.

Drawings

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

FIG. 2 is an enlarged view of FIG. 1 at A;

fig. 3 is a schematic structural diagram of embodiment 2 of the present invention;

fig. 4 is an enlarged view of fig. 3 at B.

Reference numbers in the figures: the air faucet comprises a tray body 1, a sliding groove 2, a threaded rod 3, an annular groove 4, a rotating ring 5, a gear 6, a clamping claw 7, an internal threaded hole 8, a through hole 9, a moving rod 10, a backing plate 11, a spring 12, a hard plate 13, a soft plate 14, an air bag 15 and an air faucet 16.

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. 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.

Example 1

Referring to fig. 1-2, the present invention provides a technical solution: a CNC precision machinery part comprises a disc body 1, wherein one side of the disc body 1 is provided with a plurality of sliding grooves 2, the sliding grooves 2 are arranged in a central symmetry mode by taking the central axis of the disc body 1 as the center, threaded rods 3 are arranged in the sliding grooves 2 in the same direction, two ends of each threaded rod 3 are movably connected with the ends of the sliding grooves 2 through bearings, annular grooves 4 are arranged on the outer wall of the disc body 1 in a surrounding mode, the annular grooves 4 are communicated with the sliding grooves 2, rotating rings 5 are sleeved in the annular grooves 4, racks are carved on one sides, close to the sliding grooves 2, of the rotating rings 5, one ends, far away from the central axis of the disc body 1, of the threaded rods 3 are sleeved with gears 6, the gears 6 extend into the annular grooves 4 to be meshed with the racks on the rotating rings 5, clamping claws 7 are further arranged in the sliding grooves 2, one ends of the clamping claws 7 extend out of the sliding grooves 2, and one ends, located in the sliding grooves 2, the threaded rod 3 passes through the internally threaded hole 8.

Be provided with supplementary clamping system on the gripper jaw 7, supplementary clamping system includes through-hole 9, through having carriage release lever 10 in the through-hole 9, carriage release lever 10 is close to the one end fixedly connected with backing plate 11 of disk body 1 center pin, and the cover is equipped with spring 12 on the carriage release lever 10, the both ends difference fixed connection through-hole 9 inner walls of spring 12 and carriage release lever 10 outer wall. The backing plate 11 comprises a hard plate 13, the hard plate 13 is fixedly connected with the moving rod 10, and a soft plate 14 is fixedly connected to one side, far away from the moving rod 10, of the hard plate 13. The soft board 14 is directly contacted with the workpiece, so that the phenomenon that the clamping force is too large and the workpiece is damaged can be avoided.

The CNC precision machinery part that this technical scheme provided can rotate the clamping-force of swivel becket 7 to the machined part, centre gripping machined part that can be stable.

Example 2

Referring to fig. 3-4, the present invention provides a technical solution: a CNC precision machinery part comprises a disc body 1, wherein one side of the disc body 1 is provided with a plurality of sliding grooves 2, the sliding grooves 2 are arranged in a central symmetry mode by taking the central axis of the disc body 1 as the center, threaded rods 3 are arranged in the sliding grooves 2 in the same direction, two ends of each threaded rod 3 are movably connected with the ends of the sliding grooves 2 through bearings, annular grooves 4 are arranged on the outer wall of the disc body 1 in a surrounding mode, the annular grooves 4 are communicated with the sliding grooves 2, rotating rings 5 are sleeved in the annular grooves 4, racks are carved on one sides, close to the sliding grooves 2, of the rotating rings 5, one ends, far away from the central axis of the disc body 1, of the threaded rods 3 are sleeved with gears 6, the gears 6 extend into the annular grooves 4 to be meshed with the racks on the rotating rings 5, clamping claws 7 are further arranged in the sliding grooves 2, one ends of the clamping claws 7 extend out of the sliding grooves 2, and one ends, located in the sliding grooves 2, the threaded rod 3 passes through the internally threaded hole 8.

Be provided with supplementary clamping system on the gripper jaw 7, supplementary clamping system includes through-hole 9, through having carriage release lever 10 in the through-hole 9, carriage release lever 10 is close to the one end fixedly connected with backing plate 11 of disk body 1 center pin, and the cover is equipped with spring 12 on the carriage release lever 10, the both ends difference fixed connection through-hole 9 inner walls of spring 12 and carriage release lever 10 outer wall. The backing plate 11 comprises a hard plate 13, the hard plate 13 is fixedly connected with the moving rod 10, and an air bag 15 is fixedly connected to one side, far away from the moving rod 10, of the hard plate 13. The air bag 15 is an inflatable air bag which is communicated with an air tap 16, and the air tap 16 is not positioned at the side of the air bag 15 far away from the hard board 13. 15 direct contact machined parts of gasbag can avoid the clamp force too big, damage the work piece, and on the other hand 15 atress deformation can increase the area of contact with the work piece, then can improve the stability of centre gripping.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a CNC precision machinery part, includes disk body (1), its characterized in that: a plurality of sliding grooves (2) are formed in one side of the tray body (1), the sliding grooves (2) are arranged in a central symmetry mode by taking the central axis of the tray body (1) as the center, threaded rods (3) are arranged in the sliding grooves (2) in the same direction, the two ends of each threaded rod (3) are movably connected with the ends of the sliding grooves (2) through bearings, annular grooves (4) are formed in the outer wall of the tray body (1) in an encircling mode, the annular grooves (4) are communicated with the sliding grooves (2), rotating rings (5) are sleeved in the annular grooves (4), racks are carved on one sides, close to the sliding grooves (2), of the rotating rings (5), gears (6) are sleeved at one ends, far away from the central axis of the tray body (1), of the threaded rods (3), the gears (6) extend into the annular grooves (4) to be meshed with the racks on the rotating rings (5), clamping claws (7) are further arranged in the, outside one end of gripper jaw (7) extended to spout (2), and gripper jaw (7) were located the one end of spout (2) and offered and threaded rod (3) complex internal thread hole (8), threaded rod (3) pass internal thread hole (8).

2. The CNC precision machine part according to claim 1, characterized in that: be provided with supplementary clamping system on gripper jaw (7), supplementary clamping system includes through-hole (9), through having carriage release lever (10) in through-hole (9), one end fixedly connected with backing plate (11) that carriage release lever (10) are close to disk body (1) center pin, and the cover is equipped with spring (12) on carriage release lever (10), the both ends difference fixed connection through-hole (9) inner wall and carriage release lever (10) outer wall of spring (12).

3. The CNC precision machine part according to claim 2, characterized in that: the backing plate (11) comprises a hard plate (13), the hard plate (13) is fixedly connected with the moving rod (10), and one side, far away from the moving rod (10), of the hard plate (13) is fixedly connected with a soft plate (14).

4. The CNC precision machine part according to claim 2, characterized in that: the backing plate (11) comprises a hard plate (13), the hard plate (13) is fixedly connected with the moving rod (10), and one side of the hard plate (13) far away from the moving rod (10) is fixedly connected with an air bag (15).

5. The CNC precision machine part of claim 4, wherein: the air bag (15) is an inflatable air bag and is communicated with an air nozzle (16), and the air nozzle (16) is not positioned on one side of the air bag (15) far away from the hard board (13).