CN213968428U

CN213968428U - Angle tool bit structure of numerical control bending machine

Info

Publication number: CN213968428U
Application number: CN202022987793.4U
Authority: CN
Inventors: 刘文赋
Original assignee: Shenzhen Best Laser Equipment Co ltd
Current assignee: Shenzhen Best Laser Equipment Co ltd
Priority date: 2020-12-11
Filing date: 2020-12-11
Publication date: 2021-08-17
Anticipated expiration: 2030-12-11

Abstract

The utility model relates to a bending tool bit structure of numerical control crib crimper, including mounting, the centre form of buckling, the telescopic external mold of buckling, rotate the piece and rotate the motor, rotate the piece, rotate the motor and buckle the centre form fixed set up on the mounting, rotate the motor and rotate a drive connection, rotate the piece and seted up the through-hole, the telescopic external mold of buckling is located the through-hole, buckles the middle part of centre form and has seted up the sheet groove. According to the bending tool bit structure of the numerical control bending machine, the thin plate groove is formed in the middle of the bending inner die, a thin plate passes through the thin plate groove, the telescopic bending outer die stretches from the rotating piece, then the rotating motor drives the rotating piece to rotate, the telescopic bending outer die and the bending inner die act together to enable the thin plate groove to be bent, the thin plate is bent, the other side of the telescopic bending outer die does not have a barrier, and the bending angle is larger.

Description

Angle tool bit structure of numerical control bending machine

Technical Field

The utility model relates to a numerical control crib crimper technical field especially relates to a curved tool bit structure of numerical control crib crimper.

Background

The bending machine is a machine capable of bending a thin plate, and mainly clamps the thin plate by controlling and driving the rotation. The traditional bending tool bit structure is characterized in that a gap is formed by two cylinders, and the two cylinders are rotated to bend a thin plate when the thin plate passes through the gap. Because the cylinders on the two sides can block the thin sheet, the bending angle of the thin sheet is limited, and the bending angle range is smaller.

SUMMERY OF THE UTILITY MODEL

Therefore, it is necessary to provide a bending head structure of a numerical control bending machine for solving the problem that the bending angle range of the bending head structure of the current bending machine is small.

The utility model provides a bending head structure of numerical control crib crimper, includes the mounting, buckles centre form, telescopic external mold of buckling, rotates the piece and rotates the motor, rotate the motor with buckle the centre form fixed set up in on the mounting, rotate the motor with it connects to rotate the piece drive, it has seted up the through-hole to rotate the piece, telescopic external mold of buckling is located in the through-hole, the sheet metal groove has been seted up at the middle part of the centre form of buckling.

In one embodiment, the bending device comprises two telescopic bending outer dies, the rotating part is provided with two spaced through holes, and each telescopic bending outer die is positioned in one through hole.

In one embodiment, an inclined abutting part is arranged at one end of the bending inner die close to the rotating piece.

In one embodiment, the turning member is located below the inclined abutment.

In one embodiment, one end of the bending inner die is provided with a feeding guide part, and the middle part of the feeding guide part is provided with a feeding hole with the caliber gradually decreasing from outside to inside.

In one embodiment, the telescopic bending outer die comprises a driving cylinder, a driving frame and a bending outer die, the driving cylinder is fixedly arranged on the fixing piece, the driving end of the driving cylinder is fixedly connected with the driving frame, and the bending outer die is connected with the driving frame in a buckling mode.

In one embodiment, the driving frame is provided with an arc-shaped sliding part, the bending outer die is provided with a corresponding arc-shaped clamping groove, and the arc-shaped sliding part is located in the arc-shaped clamping groove.

In one embodiment, the rotating motor is in rotational communication with the rotating member gear.

According to the bending tool bit structure of the numerical control bending machine, the thin plate groove is formed in the middle of the bending inner die, the thin plate passes through the thin plate groove, the telescopic bending outer die stretches from the rotating piece, then the rotating motor drives the rotating piece to rotate, the telescopic bending outer die and the bending inner die act together to bend the thin plate out of the thin plate groove, no obstacle is arranged on the other side of the telescopic bending outer die, and the bending angle is larger.

Drawings

FIG. 1 is a schematic structural diagram of a bending head structure of a numerically controlled bending machine according to an embodiment;

FIG. 2 is a schematic structural diagram of an inner bending die according to an embodiment;

FIG. 3 is a schematic structural diagram of a retractable bending outer die according to one embodiment.

Detailed Description

In order to make the above objects, features and advantages of the present invention more comprehensible, embodiments of the present invention are described in detail below with reference to the accompanying drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. The present invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein, as those skilled in the art will be able to make similar modifications without departing from the spirit and scope of the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

As shown in fig. 1, a bending head structure of a numerical control bending machine includes a fixing member 1, a bending inner mold 2, a telescopic bending outer mold 3, a rotating member 4 and a rotating motor 5, wherein the rotating member 4, the rotating motor 5 and the bending inner mold 2 are fixedly arranged on the fixing member 1, the rotating motor 5 is in driving connection with the rotating member 4, the rotating member 4 is provided with a through hole 41, the telescopic bending outer mold 3 is located in the through hole 41, and the middle part of the bending inner mold 2 is provided with a thin plate groove 21. The bending inner die 2 is connected with the fixing piece through screw threads. Is in gear rotation connection with the rotating part 4 through a rotating motor 5. The rotating motor 5 is provided with a speed reducer 6. The rotating part 4 is internally provided with a bearing, a gear is arranged outside the bearing, the driving end of the rotating motor 5 is provided with a gear, and the two gears are rotationally connected and used for controlling the rotating part 4 to rotate. The fixing member 1 is a fixing frame having a plurality of fixing plates for fixing each component.

According to the bending tool bit structure of the numerical control bending machine, the thin plate groove 21 is formed in the middle of the bending inner die 2, a thin plate passes through the thin plate groove 21, the telescopic bending outer die 3 stretches out and draws back from the rotating piece 4, then the rotating motor 5 drives the rotating piece 4 to rotate, the telescopic bending outer die 3 and the bending inner die 2 jointly act to bend the thin plate coming out of the thin plate groove 21, no obstacle is arranged on the other side of the telescopic bending outer die 3, and the bending angle is larger. Because the rotating part 4 can rotate, the size of the gap between the telescopic bending outer die 3 and the bending inner die 2 can be adjusted, and the bending outer die is suitable for thin plates with different thicknesses and has a wide application range.

In order to improve the production efficiency, in one embodiment, the bending tool head structure of the numerical control bending machine comprises two telescopic bending outer dies 3, the rotating member 4 is provided with two spaced through holes 41, and each telescopic bending outer die 3 is positioned in one through hole 41. Through setting up two telescopic external mold 3 of buckling, because the motor can clockwise rotation and anticlockwise rotation, realize that a telescopic external mold 3 of buckling is buckled a sheet metal direction, rotation amplitude is little, promotes production efficiency. The bending outer die 3 has an arc-shaped structure with two planes, and the planes of the bending outer die 3 can be better abutted against the thin plate, so that the bending is facilitated.

As shown in fig. 1 and 2, in one embodiment, an inclined abutting portion 22 is provided at an end of the bending inner die 2 close to the rotating member 4, and can abut against the thin plate to bend with the extended bending outer die 3, so that the bending angle is enlarged. Wherein the inclined abutment 22 has a trapezoidal cross section. The middle part of the bending inner die 2 is provided with a thin plate groove 21, and the heights of the inclined abutting parts 22 at the two sides of the thin plate groove 21 can be different or the same.

In one embodiment, the rotary part 4 is located below the inclined abutment 22, so that the outer telescopic bending die 3 can be extended to just bend in cooperation with the inner bending die 2.

In one embodiment, a feeding guide portion 23 is disposed at one end of the bending inner die 2, and a feeding port 231 with a gradually decreasing caliber from outside to inside is disposed in the middle of the feeding guide portion 23 for facilitating feeding. The feeding guide part 23 is fixedly connected with the fixing piece through threads.

As shown in fig. 1 and 3, in one embodiment, the telescopic bending outer die 3 includes a driving cylinder 31, a driving frame 32 and a bending outer die 33, the driving cylinder 31 is fixedly disposed on the fixing member 1, a driving end of the driving cylinder 31 is fixedly connected with the driving frame 32, and the bending outer die 33 is in snap-fit connection with the driving frame 32.

In one embodiment, the driving rack 32 is provided with an arc-shaped sliding portion 321, the bending outer die 33 is provided with a corresponding arc-shaped slot 331, and the arc-shaped sliding portion 321 is located in the arc-shaped slot 331. The driving frame 32 is connected with the bending outer die 33 in a buckling mode, and the driving frame 32 and the bending outer die 33 can rotate, so that the bending outer die 33 can rotate along with the rotating piece 4. The driving frame 32 is provided with a guide rod 322, the fixing member 1 is provided with a corresponding guide hole, and the guide rod 322 is inserted into the guide hole to have a guiding function.

When in work: the thin plate enters the thin plate groove 21 of the bending inner die 2 from the feed port 231 and then extends out from one end of the bending inner die 2 close to the inclined abutting part 22, at the moment, the driving cylinder 31 drives the bending outer die 33 to extend out from the through 41 of the rotating part 4, then the rotating part 4 is controlled to rotate clockwise, and the thin plate is bent under the combined action of the inclined abutting part 22 and the bending outer die 33; when the other surface needs to be bent, the bending outer die 33 retracts, the rotating part 4 is controlled to rotate to adjust the position, the other driving cylinder 31 drives the other bending outer die 33 to extend out of the through hole 41 of the rotating part 4, then the rotating part 4 is controlled to rotate anticlockwise, and the sheet is bent under the combined action of the other inclined abutting part 22 and the bending outer die 33, so that the efficiency is high, the bending angle is large, and the application range is wide.

The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims

1. The utility model provides a bending head structure of numerical control crib crimper, its characterized in that, include the mounting, buckle the centre form, the telescopic external mold of buckling, rotate the piece and rotate the motor, rotate the motor with the centre form of buckling is fixed set up in on the mounting, rotate the motor with it connects to rotate the piece drive, it has seted up the through-hole to rotate the piece, the telescopic external mold of buckling is located in the through-hole, the sheet groove has been seted up at the middle part of the centre form of buckling.

2. The bending tool bit structure of a numerical control bending machine according to claim 1, comprising two outer telescopic bending dies, wherein the rotating member is provided with two spaced through holes, and each outer telescopic bending die is positioned in one of the through holes.

3. The bending head structure of a numerically controlled bending machine according to claim 1, wherein an inclined abutting portion is provided at one end of the bending inner die close to the rotating member.

4. The bending head structure of a numerically controlled bending machine according to claim 3, wherein the rotating member is located below the inclined abutment portion.

5. The bending tool bit structure of the numerical control bending machine according to claim 1, wherein one end of the bending inner die is provided with a feeding guide part, and the middle part of the feeding guide part is provided with a feeding hole with the caliber gradually decreasing from outside to inside.

6. The bending tool bit structure of a numerical control bending machine according to claim 1, wherein the telescopic bending outer die comprises a driving cylinder, a driving frame and a bending outer die, the driving cylinder is fixedly arranged on the fixing member, a driving end of the driving cylinder is fixedly connected with the driving frame, and the bending outer die is connected with the driving frame in a buckling manner.

7. The bending tool bit structure of the numerical control bending machine according to claim 6, wherein the driving frame is provided with an arc-shaped sliding part, the bending outer die is provided with a corresponding arc-shaped clamping groove, and the arc-shaped sliding part is positioned in the arc-shaped clamping groove.

8. The bending head structure of a numerically controlled bending machine according to claim 1, wherein the rotating motor is rotatably connected to the rotating member gear.