CN217019513U

CN217019513U - Auxiliary clamping component of numerical control machine tool

Info

Publication number: CN217019513U
Application number: CN202123216442.4U
Authority: CN
Inventors: 刘勋; 张扬; 包志勇
Original assignee: Shenyang Huafei Intelligent Technology Co ltd
Current assignee: Shenyang Huafei Intelligent Technology Co ltd
Priority date: 2021-12-20
Filing date: 2021-12-20
Publication date: 2022-07-22
Anticipated expiration: 2031-12-20

Abstract

The utility model relates to an auxiliary clamping component of a numerical control machine tool, which comprises a bottom plate, wherein the bottom plate is provided with a mounting device, a clamping device and a positioning device, the clamping device comprises a supporting seat, a clamping block, a first connecting rod, a second connecting rod and a moving seat, the moving seat is connected with the supporting seat in a sliding way, a through groove is arranged in the supporting seat, one end of the first connecting rod is rotatably connected with the movable seat, the other end of the first connecting rod is attached to one end of the second connecting rod, the middle part of the connecting rod is attached to the upper wall and the lower wall of the through groove and can freely move in the through groove, one end of the second connecting rod is rotatably connected with the clamping block, and the middle part of the connecting rod is rotatably connected with the supporting seat, can be connected the bottom plate on supporting seat and the lathe, through setting up T type groove and the cooperation of T type piece, when screw rod and nut cooperation, can prevent that T type piece from taking place to rotate.

Description

Auxiliary clamping component of numerical control machine tool

Technical Field

The utility model relates to the technical field of clamping devices, in particular to an auxiliary clamping component of a numerical control machine tool.

Background

The clamp is also called as a clamp, when the numerical control machine tool is used for processing a workpiece, the workpiece needs to be positioned and clamped through the clamp, and the workpiece is prevented from moving and deviating in the processing process, so that errors and materials are prevented from being wasted. Patent No. cn201920757289.x discloses a positioning jig for machining, which clamps a workpiece through a fixed plate and a moving plate, but cannot automatically center when clamping a cylindrical workpiece; the workpiece cannot be accurately positioned when being clamped; meanwhile, the positioning clamp is not easy to position, install and fix with machine tool equipment, and the utility model provides a new solution to the problems.

SUMMERY OF THE UTILITY MODEL

Aiming at the problems in the prior art, the utility model provides an auxiliary clamping component of a numerical control machine tool, which aims to solve the technical problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: an auxiliary clamping part of a numerical control machine tool comprises a bottom plate, wherein an installation device, a clamping device and a positioning device are arranged on the bottom plate, the clamping device comprises a supporting seat, a clamping block, a first connecting rod, a second connecting rod and a moving seat, the moving seat is connected with the supporting seat in a sliding manner, a through groove is formed in the supporting seat, one end of the first connecting rod is rotatably connected with the moving seat, the other end of the first connecting rod is attached to one end of the second connecting rod, the middle part of the first connecting rod is attached to the upper wall and the lower wall of the through groove and can freely move in the through groove, one end of the second connecting rod is rotatably connected with the clamping block, the middle part of the second connecting rod is rotatably connected with the supporting seat, the through groove, the first connecting rod and the clamping block are all three and are arranged at equal intervals along the circumferential direction of the supporting seat, the positioning device comprises a positioning bushing and a first positioning pin, a first positioning hole is arranged on the supporting seat, the positioning bushing is arranged in the first positioning hole, and the first positioning pin is slidably arranged in the positioning bushing.

Preferably, the mounting device comprises a T-shaped block, a screw rod is arranged on the T-shaped block and penetrates through the supporting seat to be in threaded connection with the nut, and a T-shaped groove matched with the T-shaped block is formed in the bottom plate. This design can be convenient for be connected the bottom plate on supporting seat and the lathe.

It is further preferred that a guide seat is arranged on the support seat, the movable seat is slidably sleeved outside the guide seat, an air cylinder is arranged on the lower surface of the bottom plate, a pull rod is arranged in the guide seat, one end of the pull rod is connected with the movable seat, and the other end of the pull rod is connected with the air cylinder. This design, can be convenient for remove the seat and move vertically downwards.

It is further preferable that a second positioning hole is formed in the bottom plate, a third positioning hole matched with the second positioning hole is formed in the supporting seat, and a second positioning pin is arranged in the second positioning hole and the third positioning hole. This design can be convenient for fix a position the supporting seat.

Further preferably, a limiting table is arranged on the first positioning pin, arranged in the first positioning hole and attached to the upper surface of the positioning bushing. The design can prevent the first positioning pin from falling out of the positioning bushing.

Further preferably, a sliding block is arranged in the moving seat, and a sliding groove matched with the sliding block is arranged in the guide seat. The design can guide and limit the moving seat when the moving seat moves downwards.

Further preferably, the clamping blocks are provided with anti-skid pads. The design can prevent the clamping block from clamping the workpiece.

Compared with the prior art, the utility model has the following beneficial effects:

1. the mounting device is arranged in the utility model, the support seat can be connected with the bottom plate on the machine tool, and the T-shaped groove is matched with the T-shaped block, so that the T-shaped block can be prevented from rotating when the screw rod is matched with the nut;

2. the clamping device is arranged, so that the moving seat can be conveniently driven to move downwards through the expansion and contraction of the air cylinder, the first connecting rod is further driven to rotate, the second connecting rod is driven to rotate, the clamping block is moved towards a workpiece, and the workpiece is clamped;

3. the positioning device is arranged, if the workpiece is provided with the positioning hole, the first positioning pin is matched with the positioning hole, so that the workpiece is positioned before being clamped, and if the workpiece is provided with the positioning pin, the first positioning pin is taken out of the first positioning hole, so that the positioning pin on the workpiece is directly matched with the positioning bushing, and the workpiece is positioned before being clamped.

Drawings

FIG. 1 is a schematic view of an overall structure of an auxiliary clamping component of a numerically-controlled machine tool according to the present invention;

FIG. 2 is an exploded view of the mounting device of the present invention;

FIG. 3 is a schematic structural view illustrating a state where the movable stand and the guide stand are not coupled according to the present invention;

FIG. 4 is a schematic view showing a connecting structure of a support seat and a positioning bush according to the present invention.

In the figure: 1. a base plate; 2. a supporting base; 3. a clamping block; 4. a first link; 5. a second link; 6. a movable seat; 7. a through groove; 8. positioning the bushing; 9. a first positioning pin; 10. a first positioning hole; 11. a T-shaped block; 12. a screw; 13. a T-shaped groove; 14. a guide seat; 15. a cylinder; 16. a pull rod; 17. a second positioning hole; 18. a third positioning hole; 19. a second positioning pin; 20. a limiting table; 21. a slider; 22. a chute; 23. provided is a non-slip mat.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example 1:

referring to fig. 1-4, an auxiliary clamping component of a numerical control machine tool comprises a bottom plate 1, wherein the bottom plate 1 is provided with a mounting device, a clamping device and a positioning device, the clamping device comprises a supporting seat 2, a clamping block 3, a first connecting rod 4, a second connecting rod 5 and a moving seat 6, the moving seat 6 is slidably connected with the supporting seat 2, a through groove 7 is arranged in the supporting seat 2, one end of the first connecting rod 4 is rotatably connected with the moving seat 6, the other end of the first connecting rod 5 is attached with one end of the second connecting rod 5, the middle part of the first connecting rod is attached with the upper wall and the lower wall of the through groove 7 and freely moves in the through groove 7, one end of the second connecting rod 5 is rotatably connected with the clamping block 3, the middle part of the second connecting rod is rotatably connected with the supporting seat 2, the through groove 7, the first connecting rod 4 and the clamping block 3 are all provided with three parts and are equidistantly arranged along the circumferential direction of the supporting seat 2, the positioning device comprises a positioning bush 8 and a first positioning pin 9, a first positioning hole 10 is formed in the supporting seat 2, the positioning bushing 8 is arranged in the first positioning hole 10, and the first positioning pin 9 is slidably arranged in the positioning bushing 8. Be equipped with spacing platform 20 on the first locating pin 9, and spacing platform 20 sets up in first locating hole 10, and with the upper surface laminating of location bush 8. The clamping blocks 3 are provided with anti-skid pads 23.

In this embodiment, the mounting device includes a T-shaped block 11, a screw 12 is provided on the T-shaped block 11, the screw 12 penetrates through the support base 2 and then is connected with the nut in a threaded manner, and a T-shaped groove 13 matched with the T-shaped block 11 is provided on the bottom plate 1. A second positioning hole 17 is formed in the bottom plate 1, a third positioning hole 18 matched with the bottom plate is formed in the supporting seat 2, and a second positioning pin 19 is arranged in the second positioning hole 17 and the third positioning hole 18. When the support base is used, the T-shaped block 11 is placed in the T-shaped groove 13, the support base 2 is sleeved outside the screw 12, the second positioning hole 17 is aligned with the third positioning hole 18, the second positioning pin 19 is inserted into the third positioning hole 18 and the second positioning hole 17, positioning of the support base 2 and the base plate 1 is achieved, the nut is in threaded fit with the screw 12, and the screw 12 is prevented from rotating due to the fact that the T-shaped block 11 is limited by the T-shaped groove 13.

In this embodiment, the supporting seat 2 is provided with a guiding seat 14, the movable seat 6 is slidably sleeved outside the guiding seat 14, the lower surface of the bottom plate 1 is provided with an air cylinder 15, a pull rod 16 is arranged in the guiding seat 14, one end of the pull rod 16 is connected with the movable seat 6, and the other end of the pull rod is connected with the air cylinder 15. A slide block 21 is arranged in the movable seat 6, and a matched slide groove 22 is arranged in the guide seat 14. In use, the cylinder 15 is actuated to extend and retract, so as to drive the pull rod 16 to move downwards, and further drive the movable base 6 to move downwards along the direction of the sliding chute 22.

Example 2:

during use, the bottom plate 1 is arranged on an external numerical control machine tool, the T-shaped block 11 is placed in the T-shaped groove 13, the supporting seat 2 is sleeved outside the screw 12, the second positioning hole 17 is aligned with the third positioning hole 18, the second positioning pin 19 is inserted into the third positioning hole 18 and the second positioning hole 17, positioning of the supporting seat 2 and the bottom plate 1 is achieved, the nut is in threaded fit with the screw 12, the T-shaped block 11 is limited by the T-shaped groove 13, the screw 12 is prevented from rotating, after the supporting seat 2 is installed, the air cylinder 15 is installed on the lower surface of the bottom plate 1, the telescopic end is connected with the pull rod 16, the positioning bushing 8 is placed in the first positioning hole 10, the first positioning pin 9 is placed outside the positioning bushing 8, a workpiece is placed on the supporting seat 2, the first positioning pin 9 is inserted into the positioning hole in the workpiece, and positioning of the workpiece and the supporting seat 2 is achieved.

Example 3:

during the use, start cylinder 15, make it stretch out and draw back and drive pull rod 16 and move down, and then drive and remove seat 6 and move down along the direction of spout 22, and then drive the one end of first connecting rod 4 and move down, because the middle part of first connecting rod 4 freely moves in logical groove 7, and then drive other one end and outwards promote, and then outwards promote the bottom of second connecting rod 5, make it rotate around the middle part, and then drive the top of second connecting rod 5 and drive the direction removal of pressing from both sides tight piece 3 to the work piece, press from both sides tight piece 3 laminating work piece and press from both sides it tightly.

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

Claims

1. The utility model provides a digit control machine tool auxiliary clamping part, includes bottom plate (1), its characterized in that: the bottom plate (1) is provided with a mounting device, a clamping device and a positioning device, the clamping device comprises a supporting seat (2), a clamping block (3), a first connecting rod (4), a second connecting rod (5) and a moving seat (6), the moving seat (6) is slidably connected with the supporting seat (2), a through groove (7) is arranged in the supporting seat (2), one end of the first connecting rod (4) is rotatably connected with the moving seat (6), the other end of the first connecting rod is attached to one end of the second connecting rod (5), the middle part of the first connecting rod is attached to the upper wall and the lower wall of the through groove (7), the first connecting rod (4) freely moves in the through groove (7), one end of the second connecting rod (5) is rotatably connected with the clamping block (3), the middle part of the second connecting rod is rotatably connected with the supporting seat (2), the through groove (7), the first connecting rod (4) and the clamping block (3) are all provided with three parts, and set up along the circumference equidistance interval of supporting seat (2), positioner includes location bush (8) and first locating pin (9), be equipped with first locating hole (10) on supporting seat (2), location bush (8) set up in first locating hole (10), and first locating pin (9) slidable ground sets up in location bush (8).

2. The auxiliary clamping component of the numerical control machine tool as claimed in claim 1, wherein: the mounting device comprises a T-shaped block (11), a screw rod (12) is arranged on the T-shaped block (11), the screw rod (12) penetrates through the supporting seat (2) and is in threaded connection with a nut, and a T-shaped groove (13) matched with the T-shaped block (11) is formed in the bottom plate (1).

3. The auxiliary clamping component of the numerical control machine tool as claimed in claim 1, characterized in that: be equipped with guide holder (14) on supporting seat (2), the outside at guide holder (14) is established to removal seat (6) slidable ground cover, the lower surface of bottom plate (1) is equipped with cylinder (15), be equipped with pull rod (16) in guide holder (14), the one end of pull rod (16) with remove seat (6) and connect, the other end with cylinder (15) are connected.

4. The auxiliary clamping component of the numerical control machine tool as claimed in claim 2, characterized in that: the bottom plate (1) is provided with a second positioning hole (17), the supporting seat (2) is internally provided with a third positioning hole (18) matched with the second positioning hole, and the second positioning hole (17) and the third positioning hole (18) are internally provided with a second positioning pin (19).

5. The auxiliary clamping component of the numerical control machine tool as claimed in claim 1, characterized in that: be equipped with spacing platform (20) on first locating pin (9), and spacing platform (20) set up in first locating hole (10), and with the upper surface laminating of location bush (8).

6. The auxiliary clamping component of the numerical control machine tool as claimed in claim 3, characterized in that: a sliding block (21) is arranged in the moving seat (6), and a sliding groove (22) matched with the moving seat is arranged in the guide seat (14).

7. The auxiliary clamping component of the numerical control machine tool as claimed in claim 1, characterized in that: and the clamping block (3) is provided with an anti-skid pad (23).