CN216656505U

CN216656505U - Clamping device of modularized numerical control milling machine

Info

Publication number: CN216656505U
Application number: CN202123219617.7U
Authority: CN
Inventors: 叶子强; 谢小莹; 马会合; 陈奕彪
Original assignee: Dipu Innovation Technology Guangzhou Co ltd
Current assignee: Dipu Innovation Technology Guangzhou Co ltd
Priority date: 2021-12-21
Filing date: 2021-12-21
Publication date: 2022-06-03
Anticipated expiration: 2031-12-21

Abstract

The utility model discloses a clamping device of a modularized numerical control milling machine, which comprises a clamping device body, wherein two sides of the outer surface of the clamping device body are respectively provided with a cylindrical groove extending into the shell of the clamping device body, long shafts are respectively arranged inside the two cylindrical grooves, one end of each of the two long shafts is fixedly provided with a fixing plate, one side of the upper end surface of each fixing plate is fixedly provided with a motor protective shell, the other side of the upper end surface of each fixing plate is fixedly provided with an operating button, one side of the outer surface of each motor protective shell is provided with a through hole, the other end of each through hole extends into the motor protective shell, a rotating shaft is arranged inside each through hole, and the inner wall of each through hole is provided with a limiting groove extending into the shell of the motor protective shell. The clamping device of the modularized numerical control milling machine can automatically clamp workpieces, thereby reducing the manpower consumed by operators in the using process.

Description

Clamping device of modularized numerical control milling machine

Technical Field

The utility model relates to the technical field of clamping devices, in particular to a clamping device of a modular numerical control milling machine.

Background

With the growing demands of life and technological progress, in a fixture, a device for preventing a workpiece from being displaced or vibrated during a machining process, which is called a clamping device, should be designed in consideration of the following requirements: 1. the position of the workpiece is not changed in the clamping process, 2. the clamping force can ensure that the workpiece does not generate displacement or vibration in the machining process and does not damage the surface of the workpiece or cause deformation, 3. the operation is convenient, the clamping action is rapid, so that the productivity is improved; the structure is simple, the manufacture is easy, the cost of the clamp is reduced, 4, the clamp can be self-locked, namely, the clamping state of a workpiece can be still kept after the original force is removed, 5, the operation is safe, and the labor intensity is low.

However, in the clamping device of the existing modular numerically controlled milling machine, the external threaded shaft needs to be manually rotated to fix the workpiece in the process of clamping the workpiece, and the process is complicated in operation and labor-consuming; therefore, the existing requirements are not met, and a clamping device of the modular numerical control milling machine is provided for the requirement.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a clamping device of a modular numerical control milling machine, which aims to solve the problems that in the process of clamping a workpiece, the workpiece can be fixed by manually rotating an external threaded shaft, the process is complicated in operation, labor is consumed and the like.

In order to achieve the purpose, the utility model provides the following technical scheme: a clamping device of a modularized numerical control milling machine comprises a clamping device body, wherein two sides of the outer surface of the clamping device body are respectively provided with a cylindrical groove extending into the shell of the clamping device body, two long shafts are respectively arranged inside the two cylindrical grooves, one end of each of the two long shafts is fixedly provided with a fixing plate, one side of the upper end surface of each fixing plate is fixedly provided with a motor protective shell, the other side of the upper end surface of each fixing plate is fixedly provided with an operating button, one side of the outer surface of the motor protective shell is provided with a through hole, the other end of each through hole extends into the motor protective shell, a rotating shaft is arranged inside each through hole, a limiting groove extending into the shell of the motor protective shell is arranged on the inner wall of each through hole, a limiting ring fixedly sleeved on the outer surface of the rotating shaft is arranged inside each limiting groove, the limiting ring is in a circular ring shape, and the limiting grooves are also in a circular ring shape, the utility model discloses a motor protection shell, including motor protective housing, spacing groove, motor protective housing, motor, coupling, connecting rod and the connecting rod, connecting.

Preferably, the small motor is electrically connected with a power supply, and the small motor is electrically connected with the operating button.

Preferably, the outer surface of the external screw shaft extends over the external screw thread, the inner wall of the internal screw thread through opening extends over the internal screw thread, and the external screw thread of the external screw shaft corresponds to the internal screw thread of the internal screw thread through opening.

Preferably, a fixing head is fixedly arranged on one side of the outer surface of the T-shaped groove connecting block, and the T-shaped groove connecting block is connected with the fixing head through welding.

Preferably, the rectangular block and the clamping device body are manufactured integrally.

Preferably, the outer surface of the long shaft is closely attached to the inner wall of the cylindrical groove, and the long shaft is connected with the fixing plate through welding.

Preferably, the external thread shaft is connected with the T-shaped head and the rotating shaft in a welding mode, and the outer surface of the rotating shaft is closely attached to the inner wall of the through hole.

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

1. according to the utility model, through the matching of the rotating structure and the thread structure, the clamping device body can automatically clamp a workpiece, so that the operation steps of operators are reduced, the connection strength between structures and the sealing performance between mechanisms are ensured, the manpower consumed by the operators is greatly reduced, and the diversity of equipment is improved;

2. when the workpiece is clamped or the workpiece is released from being fixed by rotating the rotating shaft, the limiting ring which is fixedly sleeved on the outer surface of the rotating shaft and is positioned in the limiting groove also rotates in the limiting groove, the limiting groove is connected with the limiting ring through the roller bearing, the limiting ring cannot be separated from the interior of the limiting groove and only can rotate in the interior of the limiting groove, and the rotating shaft can be effectively prevented from falling off or being dislocated through the limiting groove and the limiting ring, so that the stability of the structure is improved.

Drawings

FIG. 1 is a schematic structural view of the present invention as a whole;

FIG. 2 is a top view of the overall structure with an inward view of the present invention;

FIG. 3 is an enlarged view of the structure of FIG. 2 at A according to the present invention;

FIG. 4 is an enlarged view of the structure of FIG. 2 at B according to the present invention;

fig. 5 is an enlarged view of the structure of fig. 2 at C according to the present invention.

In the figure: 1. a clamping device body; 2. a fixing plate; 3. an operation button; 4. a rectangular block; 5. an internal thread through opening; 6. a cylindrical groove; 7. a long axis; 8. an externally threaded shaft; 9. a T-shaped head; 10. a T-shaped groove connecting block; 11. a fixed head; 12. a rotating shaft; 13. a motor protection shell; 14. a port; 15. a limiting groove; 16. a limiting ring; 17. a small-sized motor.

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.

The clamping device body 1 (model number MC-010086), the externally threaded shaft 8 (model number NTGB) and the small electric motor 17 (model number 6-400W) referred to in the present invention are commercially available or custom made.

Referring to fig. 1 to 5, an embodiment of the present invention includes: a clamping device of a modularized numerical control milling machine comprises a clamping device body 1, wherein two sides of the outer surface of the clamping device body 1 are respectively provided with a cylindrical groove 6 extending into the shell of the clamping device body 1, long shafts 7 are respectively arranged inside the two cylindrical grooves 6, one end of each of the two long shafts 7 is fixedly provided with a fixed plate 2, one side of the upper end surface of each fixed plate 2 is fixedly provided with a motor protective shell 13, the other side of the upper end surface of each fixed plate 2 is fixedly provided with an operating button 3, one side of the outer surface of each motor protective shell 13 is provided with a through hole 14, the other end of each through hole 14 extends into the motor protective shell 13, a rotating shaft 12 is arranged inside each through hole 14, a limiting groove 15 extending into the shell of each motor protective shell 13 is arranged on the inner wall of each through hole 14, a limiting ring 16 fixedly sleeved on the outer surface of the rotating shaft 12 is arranged inside each limiting groove 15, and the limiting ring 16 is in a circular ring shape, the shape of spacing groove 15 also is the ring, be connected through roller bearing between spacing groove 15 and the spacing ring 16, the inside fixed mounting of motor protective housing 13 has small motor 17, link to each other through the shaft coupling between rotation axis 12 and the small motor 17, the fixed external screw thread axle 8 that is equipped with of the other end of rotation axis 12, the outside of external screw thread axle 8 is equipped with internal thread through opening 5, internal thread through opening 5 is located rectangular block 4's surface and has run through rectangular block 4, the other end of external screw thread axle 8 is fixed and is equipped with T shape head 9, the outside of T shape head 9 is equipped with T shape groove connecting block 10, the shape of T shape head 9 is the T shape, the shape of spread groove also is the T shape on T shape groove connecting block 10, be connected through roller bearing between the spread groove on T shape head 9 and the T shape groove connecting block 10.

Further, the small motor 17 is electrically connected to the power source, and the small motor 17 is electrically connected to the operation button 3.

By adopting the technical scheme, the small-sized motor 17 can be controlled by operating the button 3.

Further, the outer surface of the external thread shaft 8 extends over the external thread, the inner wall of the internal thread through hole 5 extends over the internal thread, and the external thread of the external thread shaft 8 corresponds to the internal thread of the internal thread through hole 5.

Through adopting above-mentioned technical scheme, can remove in the inside of internal thread through opening 5 through screw thread external screw thread axle 8.

Further, a fixing head 11 is fixedly arranged on one side of the outer surface of the T-shaped groove connecting block 10, and the T-shaped groove connecting block 10 is connected with the fixing head 11 through welding.

By adopting the technical scheme, the fixing head 11 can be pushed through the T-shaped groove connecting block 10.

Further, the rectangular block 4 is integrally manufactured with the clamp device body 1.

By adopting the technical scheme, the workpiece can be fixed through the clamping device body 1.

Furthermore, the outer surface of the long shaft 7 is closely attached to the inner wall of the cylindrical groove 6, and the long shaft 7 is connected with the fixed plate 2 through welding.

By adopting the technical scheme, the fixing plate 2 can only move back and forth through the long shaft 7 and the cylindrical groove 6.

Furthermore, the external thread shaft 8 is connected with the T-shaped head 9 and the rotating shaft 12 through welding, and the outer surface of the rotating shaft 12 is closely attached to the inner wall of the through hole 14.

Through adopting above-mentioned technical scheme, can drive external screw thread axle 8 through rotation axis 12 and rotate.

The working principle is as follows: when the clamping device is used, when a workpiece needs to be clamped, a power supply is connected, the workpiece is placed on the clamping device body 1, the small motor 17 is started, the small motor 17 is fixedly arranged inside the motor protective shell 13, the motor protective shell 13 is fixedly arranged on the upper end face of the fixed plate 2, two sides of the outer surface of the fixed plate 2 are fixedly provided with the long shaft 7 positioned inside the cylindrical groove 6, the cylindrical groove 6 is positioned on the outer surface of the clamping device body 1, the outer surface of the long shaft 7 is closely attached to the inner wall of the cylindrical groove 6, the fixed plate 2 and the motor protective shell 13 can only move back and forth and cannot rotate through the cylindrical groove 6 and the long shaft 7, the rotating shaft 12 connected with the small motor 17 through the coupler can rotate through the small motor 17, the external threaded shaft 8 fixedly connected with the rotating shaft 12 can also rotate when the rotating shaft 12 rotates, and one part of the external threaded shaft 8 is positioned inside the internal threaded through hole 5, and the external thread on the external surface of the external thread shaft 8 corresponds to the internal thread on the inner wall of the internal thread through hole 5, the external thread shaft 8 rotating through the thread can move back and forth in the internal thread through hole 5, the T-shaped head 9 fixedly connected with the external thread shaft 8 in the process of moving while rotating is also moved while rotating along with the external thread shaft 8, the T-shaped head 9 is provided with a T-shaped groove connecting block 10 on the outer side thereof, the T-shaped head 9 is T-shaped, the connecting groove on the T-shaped groove connecting block 10 is also T-shaped, and the T-shaped head 9 is connected with the connecting groove on the T-shaped groove connecting block 10 through a roller bearing, through the design, when the T-shaped head 9 moves while rotating, the T-shaped groove connecting block 10 only moves along with the T-shaped groove connecting block and cannot rotate along with the T-shaped groove connecting block, and the fixing head 11 fixedly connected with the T-shaped groove connecting block 10 in the process of moving inwards also moves along with the T-shaped groove connecting block, the fixing head 11 can contact with a workpiece on the outer surface of the clamping device body 1 along with the movement of the fixing head 11, when the fixing head 11 contacts with the workpiece and the fixing head 11 cannot move inwards continuously, the workpiece is fixed, and when the fixing needs to be released, the rotating shaft 12 is rotated reversely, so that the workpiece can be automatically fixed through the design, and the labor consumed by workers during clamping is reduced;

when the workpiece is clamped or the workpiece is released by rotating the rotating shaft 12, the limiting ring 16 which is fixedly sleeved on the outer surface of the rotating shaft 12 and is positioned in the limiting groove 15 can also rotate in the limiting groove 15, the limiting groove 15 is connected with the limiting ring 16 through the roller bearing, the limiting ring 16 cannot be separated from the inside of the limiting groove 15 and can only rotate in the inside of the limiting groove 15, the rotating shaft 12 can be effectively prevented from falling off or being dislocated through the limiting groove 15 and the limiting ring 16, the structural stability is improved, and when the whole installation of the equipment is completed, the power supply can be connected for use.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model 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.

Claims

1. The utility model provides a clamping device of modularization numerically controlled fraise machine, includes clamping device body (1), its characterized in that: the clamping device is characterized in that two sides of the outer surface of the clamping device body (1) are respectively provided with a cylindrical groove (6) extending into the shell of the clamping device body (1), two cylindrical grooves (6) are respectively provided with a long shaft (7), one end of each long shaft (7) is fixedly provided with a fixing plate (2), one side of the upper end surface of each fixing plate (2) is fixedly provided with a motor protective shell (13), the other side of the upper end surface of each fixing plate (2) is fixedly provided with an operating button (3), one side of the outer surface of each motor protective shell (13) is provided with a through hole (14), the other end of each through hole (14) extends into the motor protective shell (13), the inside of each through hole (14) is provided with a rotating shaft (12), the inner wall of each through hole (14) is provided with a limiting groove (15) extending into the shell of the motor protective shell (13), the inside of each limiting groove (15) is provided with a limiting ring (16) fixedly sleeved on the outer surface of the rotating shaft (12), the shape of spacing ring (16) is the ring, the shape of spacing groove (15) also is the ring, be connected through roller bearing between spacing groove (15) and spacing ring (16), the inside fixed mounting of motor protective housing (13) has small-size motor (17), link to each other through the shaft coupling between rotation axis (12) and small-size motor (17), the other end of rotation axis (12) is fixed and is equipped with external screw thread axle (8), the outside of external screw thread axle (8) is equipped with internal thread opening (5), internal thread opening (5) are located the surface of rectangle piece (4) and have run through rectangle piece (4), the other end of external screw thread axle (8) is fixed and is equipped with T shape head (9), the outside of T shape head (9) is equipped with T shape groove connecting block (10), the shape of T shape head (9) is the T shape, the shape of spread groove also is the T shape on T shape groove connecting block (10), the T-shaped head (9) is connected with a connecting groove on the T-shaped groove connecting block (10) through a roller bearing.

2. The clamping device of the modular numerically controlled milling machine according to claim 1, wherein: the small motor (17) is electrically connected with the power supply, and the small motor (17) is electrically connected with the operating button (3).

3. The clamping device of the modular numerically controlled milling machine according to claim 1, wherein: the surface of external screw thread axle (8) spreads throughout the external screw thread, the inner wall of internal thread opening (5) spreads throughout the internal thread, the external screw thread of external screw thread axle (8) corresponds each other with the internal thread of internal thread opening (5).

4. The clamping device of the modular numerically controlled milling machine according to claim 1, wherein: one side of the outer surface of the T-shaped groove connecting block (10) is fixedly provided with a fixing head (11), and the T-shaped groove connecting block (10) is connected with the fixing head (11) through welding.

5. The clamping device of the modular numerically controlled milling machine according to claim 1, wherein: the rectangular block (4) and the clamping device body (1) are integrally manufactured.

6. The clamping device of the modular numerically controlled milling machine according to claim 1, wherein: the outer surface of the long shaft (7) is closely attached to the inner wall of the cylindrical groove (6), and the long shaft (7) is connected with the fixing plate (2) through welding.

7. The clamping device of the modular numerically controlled milling machine according to claim 1, wherein: the external thread shaft (8) is connected with the T-shaped head (9) and the rotating shaft (12) through welding, and the outer surface of the rotating shaft (12) is closely attached to the inner wall of the through hole (14).