CN211708678U

CN211708678U - Clamp for CNC (computer numerical control) machining

Info

Publication number: CN211708678U
Application number: CN201921206768.9U
Authority: CN
Inventors: 孟峰
Original assignee: Guangdong Zhongying Metal Products Co ltd
Current assignee: Guangdong Zhongying Metal Products Co ltd
Priority date: 2019-07-30
Filing date: 2019-07-30
Publication date: 2020-10-20
Anticipated expiration: 2029-07-30

Abstract

The utility model discloses a CNC anchor clamps for processing, during the use, put the part between back end plate and splint, hold the catch bar, slide splint to back end plate, top end plate and swing joint end are properly adjusted according to the size of part, setting through buffer spring, can prevent that splint from sliding very fast and damaging the part, when the specification of part is little more, go to adjust top end plate and swing joint end again, it is more laborsaving and easy operation, inlay establish the slider and inlay the sliding connection with the sliding cavity groove on the sliding end plate, not only can help the removal of splint also can make the device body improve device's stability when removing, reduce splint under the too fast condition of sliding, and the violent vibrations of production, prevent to damage the work piece, the frictional force between movable block and the shifting chute has also been reduced.

Description

Clamp for CNC (computer numerical control) machining

Technical Field

The utility model relates to a CNC processing technology field specifically is an anchor clamps are used in CNC processing.

Background

CNC, also called computer numerical control machine tool, is an automatic machine tool equipped with a program control system. The control system is capable of logically processing a program defined by a control code or other symbolic instructions and decoding the program to operate the machine tool to machine a part. CNC is called for short in English, also called as digit control machine tool, numerical control lathe, hong Kong and Guangdong pearl triangle area are called the computer gong, CNC's degree of automation is high, but still needs the artifical part of fixing processing, however the part kind among the prior art has a lot, and the specification size is also inconsistent, when fixing the part, the operation workman need screw up repeatedly and loosen the bolt, very hard and work load is big.

Accordingly, those skilled in the art have provided a CNC machining jig to solve the problems set forth in the background art described above.

Disclosure of Invention

An object of the utility model is to provide an anchor clamps are used in CNC processing to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

a clamp for CNC machining comprises a base, a clamping plate and a back end plate; a back end plate is fixedly installed at the left end of the upper side of the base, a rotating handle is arranged at the end part of the upper side of the back end plate, an adjusting bolt is spirally installed at the inner side of the upper end of the rotating handle, a sliding end plate is arranged at the other side of the upper ends of the base and the back end plate, a sliding cavity groove is formed in the transverse position of the front side of the sliding end plate, a movable clamping plate is arranged at the middle position of one end, close to the base, of the upper end of the back end plate, a plurality of buffer springs which are arranged in order are arranged between the end part, close to the back end plate, of the movable clamping plate and the connection;

the utility model discloses a movable clamp plate, including base, splint, sliding end plate and movable chamber groove, the upside tip of base is placed and is installed splint, and the downside tip of splint all is equipped with the movable block that a plurality of and movable chamber correspond the setting, and a side end that splint are close to sliding end plate and sliding chamber groove all is equipped with two sets ofly and sets up with inlaying that sliding end plate and sliding chamber groove correspond, and the right side tip of splint upper end rotates and is connected with movable pivot, and the upside tip of movable pivot rotates and is connected with the top end plate, the upper end right side fixedly connected with link of top end plate, and splint keep away from the one end intermediate position fixed mounting of back end plate has the catch bar, and be equipped with the cushion between the upside tip of splint and the lower extreme contact of.

As a further aspect of the present invention: and the top end plate, the connecting end and the movable connecting end are in an integrated connecting structure.

As a further aspect of the present invention: the rotating handle is of a hollow cylinder structure with two open ends.

As a further aspect of the present invention: the embedded sliding block is embedded in a sliding cavity groove on the sliding end plate and is in sliding connection with the sliding cavity groove.

As a further aspect of the present invention: the detachable structure is arranged between the rotating handle and the adjusting bolt.

Compared with the prior art, the beneficial effects of the utility model are that: this device is applicable to multiple CNC anchor clamps occasion, during the use, put the part between back end plate and splint, hold the catch bar, slide splint to back end plate, top end plate and swing joint end are properly adjusted according to the size of part, setting through buffer spring, can prevent that splint from sliding very fast and damaging the part, when the specification of part is poor, go to adjust top end plate and swing joint end again, it is more laborsaving and easy operation, inlay establish the slider and establish sliding connection with the sliding cavity groove on the slip end plate, not only can help the removal of splint also can make the device body improve device's stability when removing, reduce splint under the condition that slides at the excessive speed, and the violent vibrations that produce, prevent to damage the work piece, the frictional force between movable block and the shifting chute has also been reduced.

Drawings

Fig. 1 is a schematic structural view of a CNC machining jig.

Fig. 2 is a schematic view of the internal structure of a CNC machining jig.

In the figure: 1-base, 2-back end plate, 3-rotating handle, 4-buffer spring, 5-adjusting bolt, 6-movable splint, 7-sliding end plate, 8-sliding cavity groove, 9-splint, 10-movable connecting end, 11-top end plate, 12-elastic pad, 13-connecting end, 14-movable rotating shaft, 15-push rod, 16-moving block, 17-embedded sliding block and 18-moving groove.

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.

Referring to fig. 1-2, in an embodiment of the present invention, a clamp for CNC machining includes a base 1, a clamping plate 9 and a back end plate 2; a back end plate 2 is fixedly installed at the left end of the upper side of the base 1, a rotating handle 3 is arranged at the end part of the upper side of the back end plate 2, an adjusting bolt 5 is spirally installed at the inner side of the upper end of the rotating handle 3, a sliding end plate 7 is arranged at the other side of the upper ends of the base 1 and the back end plate 2, a sliding cavity groove 8 is formed in the transverse position of the front side of the sliding end plate 7, a movable clamping plate 6 is arranged at the middle position of one end, close to the base 1, of the upper end of the back end plate 2, a plurality of buffer springs 4 which are arranged in order are arranged between the connection of the end part, close to the back end plate 2, of the movable clamping plate 6 and the back;

the utility model discloses a movable clamp plate for fixing a base, including base 1, splint 9, and splint 9's downside tip all is equipped with the movable block 16 that a plurality of and moving groove 18 correspond the setting, and splint 9 is close to one side tip of sliding end plate 7 and sliding cavity groove 8 and all is equipped with two sets ofly and establishes slider 17 with inlaying that sliding end plate 7 and sliding cavity groove 8 correspond the setting, and the right side tip of splint 9 upper end rotates and is connected with activity pivot 14, and the upside tip of activity pivot 14 rotates and is connected with top end plate 11, the upper end right side fixedly connected with link 13 of top end plate 11, and splint 9 keep away from the one end intermediate position fixed mounting of back end plate 2 have catch bar 15, and be equipped with cushion 12 between the lower extreme contact of the upside tip of splint 9 and top end plate 11, and the inlaying of top end plate 11 establishes fixed mounting between the contact has.

The top end plate 11 and the connecting end 13 and the movable connecting end 10 are in an integral connecting structure.

The rotating handle 3 is a hollow cylinder structure with two open ends.

The embedded sliding block 17 is embedded in and connected with the sliding cavity groove 8 on the sliding end plate 7 in a sliding manner.

The rotating handle 3 and the adjusting bolt 5 are of a detachable structure.

The utility model discloses a theory of operation is:

the utility model relates to a clamp for CNC machining, which is suitable for various CNC clamp occasions and is used, the parts are placed between the back end plate 2 and the clamping plate 9, the pushing rod 15 is held, the clamping plate 9 is slid towards the back end plate 2, when the top end plate 11 and the movable connecting end 10 are properly adjusted according to the size of the part, through the arrangement of the buffer spring 4, can prevent the clamping plate 9 from sliding fast to damage parts, when the specifications of the parts are almost as large, the top end plate 11 and the movable connecting end 10 are adjusted, the labor is saved, the operation is simple, the sliding block 17 which is embedded and connected with the sliding cavity groove 8 on the sliding end plate 7 in a sliding way can not only help the clamping plate 9 to move, but also improve the stability of the device when the device body moves, and reduce the situation that the clamping plate 9 slides too fast, the resulting severe vibration prevents damage to the workpiece and also reduces the friction between the moving mass 16 and the moving groove 18.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. A clamp for CNC machining comprises a base (1), a clamping plate (9) and a back end plate (2); the novel adjustable buffer type vibration absorber is characterized in that a back end plate (2) is fixedly mounted at the left end of the upper side of a base (1), a rotating handle (3) is arranged at the end part of the upper side of the back end plate (2), an adjusting bolt (5) is spirally mounted at the inner side of the upper end of the rotating handle (3), a sliding end plate (7) is arranged at the other side of the upper ends of the base (1) and the back end plate (2), a sliding cavity groove (8) is formed in the transverse position of the front side of the sliding end plate (7), a movable clamping plate (6) is arranged at the middle position of the upper end of the back end plate (2) close to the base (1), a plurality of buffer springs (4) which are arranged in order are arranged between the end part of the movable clamping plate (6) close to one side of the back end plate (2) and the connection of the back;

the upper side end part of the base (1) is provided with a clamping plate (9), the lower side end part of the clamping plate (9) is provided with a plurality of moving blocks (16) which are arranged corresponding to the moving grooves (18), one side end part of the clamping plate (9) close to the sliding end plate (7) and the sliding cavity groove (8) is provided with two groups of embedded sliding blocks (17) which are arranged corresponding to the sliding end plate (7) and the sliding cavity groove (8), the right side end part of the upper end of the clamping plate (9) is rotationally connected with a movable rotating shaft (14), the upper side end part of the movable rotating shaft (14) is rotationally connected with a top end plate (11), the right side of the upper end of the top end plate (11) is fixedly connected with a connecting end (13), the middle position of one end of the clamping plate (9) far away from the back end plate (2) is fixedly provided with a push rod (15), and an elastic pad (, and a movable connecting end (10) is fixedly arranged between the lower end part of the top end plate (11) and the embedded contact of the clamping plate (9).

2. The CNC machining fixture as recited in claim 1, characterized in that the top end plate (11) and the connecting end (13) and the movable connecting end (10) are integrally connected.

3. A CNC machining fixture according to claim 1, characterized in that the turning handle (3) is a hollow cylinder structure with both ends open.

4. The CNC machining fixture according to claim 1, characterized in that the embedded sliding block (17) is embedded and slidably connected with the sliding cavity groove (8) on the sliding end plate (7).

5. The CNC machining fixture according to claim 1, characterized in that a detachable structure is arranged between the rotating handle (3) and the adjusting bolt (5).