CN219309750U

CN219309750U - Adjustable clamping tool of numerical control bending machine

Info

Publication number: CN219309750U
Application number: CN202223490556.2U
Authority: CN
Inventors: 张威; 刘玉鑫
Original assignee: Dalian Wohai Industry Co ltd
Current assignee: Dalian Wohai Industry Co ltd
Priority date: 2022-12-27
Filing date: 2022-12-27
Publication date: 2023-07-07
Anticipated expiration: 2032-12-27

Abstract

The utility model discloses an adjustable clamping tool of a numerical control bending machine, which comprises an operation table, wherein a sliding groove is formed in the top surface of the operation table, a mounting frame is slidably arranged in the sliding groove, a top frame is slidably arranged at the top end of the mounting frame, and a clamping device is fixedly arranged on the inner wall of the mounting frame. In the above-mentioned scheme, carry out clamping device position and the change of form according to the specification of work piece, driving motor drives the double-thread screw and rotates, the cooperation drive piece drives the support body and removes for clamping device's position carries out the motion in opposite directions, then rotate the double-thread screw and drive the expansion board and take out from the both sides of movable clamp plate, thereby increase the contact point, improve area of contact, utilize the mounting bracket can drive clamping device and carry out the motion in opposite directions, thereby make the specification width of processing work piece more diversified, lifting means's suitability, utilize clamping device can carry out the demand of bending of longer work piece, guarantee the quality of bending, the practicality of device has been promoted.

Description

Adjustable clamping tool of numerical control bending machine

Technical Field

The utility model relates to the technical field of numerical control bending machines, in particular to an adjusting type clamping tool of a numerical control bending machine.

Background

The numerical control bending machine is an important device for bending and forming workpieces in the sheet metal industry, and has the function of pressing a steel plate into parts with various shapes according to process requirements, and the workpieces are usually required to be stably fixed when being machined and bent.

Patent publication No. CN212917150U discloses a fixed frock of numerical control sheet bender, including operation panel, support and mounting bracket, operation panel upper end fixedly connected with support, the mounting bracket is installed on the support top, the roller group of bending and lower roller of bending are installed respectively to the support inboard, it includes two upper roller to go up to bend the roller group, two upward be connected with the torsional spring between the roller of bending, the hydraulic stem is installed to the mounting bracket bottom, the output of hydraulic stem is connected with the bending head, bend the head and upward bend the roller group position and suits, the support inboard is connected with electric putter, it all is provided with fixed layer board to go up the roller group both sides of bending, fixed layer board and leg joint. According to the scheme, the movable pressing plate is matched with the fixed supporting plate to clamp and fix the thin plate to be bent, the fixed supporting plate is used for supporting, the movable pressing plate can be longitudinally adjusted to adapt to bending of thin plates with different thickness, and clamping and fixing stability is stronger.

It still has some drawbacks in practical use, such as: the clamping device cannot be transversely and oppositely adjusted, so that the length of the clamped plate can be only in a smaller specification range, the limitation of the clamping device is improved, when the plate is wider, the clamping point of the clamping device is only at the upper and lower points, the clamping device cannot be expanded, the local pressure point is overlarge, and the deformation of the clamping point of the plate can be possibly caused.

Disclosure of Invention

In order to overcome the defects in the prior art, the embodiment of the utility model provides an adjustable clamping tool of a numerical control bending machine, which aims to solve the problems that the clamping device in the prior art cannot carry out transverse opposite adjustment, so that the length of a clamped plate can only be in a smaller specification range, the limitation of the clamping device is improved, and when the plate is wider, the clamping point of the clamping device is only at an upper point and a lower point, the clamping device cannot expand, and the local pressure point is overlarge, so that the deformation of the clamping point of the plate is possibly caused.

In order to solve the technical problems, the utility model provides the following technical scheme: the utility model provides an adjustable centre gripping frock of numerical control bender, includes the operation panel, the sliding tray has been seted up to the top surface of operation panel, the inside slidable mounting of sliding tray has the mounting bracket, the top slidable mounting of mounting bracket has the roof-rack, the inner wall fixed mounting of mounting bracket has clamping device.

The mounting frame comprises a frame body, a trapezoid block is integrally formed at the bottom end of the frame body, a transmission block is fixedly mounted at the top end of the frame body, a double-thread screw is mounted on internal threads of the transmission block, a limit column is integrally formed in the middle of the double-thread screw, a sleeve pipe is fixedly mounted at the right end of the double-thread screw, and a motor is fixedly sleeved in the sleeve pipe.

Wherein, trapezoidal piece slidable mounting is in the inside of sliding tray.

The top frame comprises a transverse frame, limit grooves are formed in the left side and the right side of the bottom end of the transverse frame, a fixing rod is fixedly arranged on the back face of the transverse frame, a hydraulic device is fixedly arranged at the bottom end of the transverse frame, the middle part of the transverse frame is rotatably arranged on the outer surface of a limit column, the shape of the limit grooves is matched with the shape of a transmission block, the right end of the transverse frame is fixedly arranged at the left end of the bottom side of a motor, and the bottom end of the fixing rod is fixedly arranged on the back face of an operation table.

The clamping device comprises an electric push rod, a movable pressing plate is fixedly arranged at the bottom end of the electric push rod, a double-thread stud is rotatably arranged at the right end of the movable pressing plate, a limiting ring is integrally formed in the middle of the double-thread stud, an expansion plate is arranged on the surface of the double-thread stud in a threaded manner, and a guide plate is integrally formed on the inner side of the expansion plate.

The guide plate is movably sleeved in the movable pressing plate, and the side face of the electric push rod is fixedly arranged on the side face of the frame body.

The technical scheme of the utility model has the following beneficial effects:

in the above-mentioned scheme, carry out clamping device position and the change of form according to the specification of work piece, driving motor drives the double-thread screw and rotates, the cooperation drive piece drives the support body and removes for clamping device's position carries out the motion in opposite directions, then rotate the double-thread screw and drive the expansion board and take out from the both sides of movable clamp plate, thereby increase the contact point, improve area of contact, utilize the mounting bracket can drive clamping device and carry out the motion in opposite directions, thereby make the specification width of processing work piece more diversified, lifting means's suitability, utilize clamping device can carry out the demand of bending of longer work piece, guarantee the quality of bending, the practicality of device has been promoted.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a perspective assembly view of the overall device of the present utility model;

FIG. 3 is a schematic view of the mounting frame connection structure of the present utility model;

FIG. 4 is a schematic view of the top frame structure of the present utility model;

fig. 5 is a schematic structural view of a clamping device according to the present utility model.

[ reference numerals ]

1. An operation table; 2. a sliding groove; 3. a mounting frame; 4. a top frame; 5. a clamping device; 31. a frame body; 32. a trapezoid block; 33. a transmission block; 34. a double-thread screw; 35. a limit column; 36. a ferrule; 37. a motor; 41. a cross frame; 42. a limit groove; 43. a fixed rod; 44. a hydraulic device; 51. an electric push rod; 52. a movable pressing plate; 53. a limiting ring; 54. double-thread studs; 55. an expansion plate; 56. and a guide plate.

Detailed Description

In order to make the technical problems, technical solutions and advantages to be solved more apparent, the following detailed description will be given with reference to the accompanying drawings and specific embodiments.

The embodiment of the utility model provides an adjustable clamping tool of a numerical control bending machine, which comprises an operation table 1, wherein a sliding groove 2 is formed in the top surface of the operation table 1, a mounting frame 3 is slidably arranged in the sliding groove 2, a top frame 4 is slidably arranged at the top end of the mounting frame 3, and a clamping device 5 is fixedly arranged on the inner wall of the mounting frame 3.

As shown in fig. 2 to 4, the mounting frame 3 includes a frame body 31, a trapezoid block 32 is integrally formed at the bottom end of the frame body 31, a transmission block 33 is fixedly mounted at the top end of the frame body 31, a double-thread screw 34 is mounted at the internal thread of the transmission block 33, a limit post 35 is integrally formed at the middle part of the double-thread screw 34, a sleeve 36 is fixedly mounted at the right end of the double-thread screw 34, a motor 37 is fixedly sleeved in the sleeve 36, the trapezoid block 32 is slidably mounted in the sliding groove 2, the top frame 4 includes a transverse frame 41, limit grooves 42 are formed at the left and right sides of the bottom end of the transverse frame 41, a fixing rod 43 is fixedly mounted at the back surface of the transverse frame 41, a hydraulic device 44 is fixedly mounted at the bottom end of the transverse frame 41, the middle part of the transverse frame 41 is rotatably mounted on the outer surface of the limit post 35, the whole double-thread screw 34 can only rotate in situ by utilizing the rotation of the limit post 35, so as to drive the transmission block 33 to move in opposite directions, and the transmission block 33 is fixedly mounted at the bottom end of the transverse frame 41, and the right end of the transverse frame 41 is fixedly mounted at the bottom end of the right end of the transverse frame 41.

The clamping device 5 includes an electric push rod 51, a movable pressing plate 52 is fixedly mounted at the bottom end of the electric push rod 51, a double-thread stud 54 is rotatably mounted at the right end of the movable pressing plate 52, a limiting ring 53 is integrally formed in the middle of the double-thread stud 54, an expansion plate 55 is mounted on the surface of the double-thread stud 54 in a threaded manner, a guide plate 56 is integrally formed on the inner side of the expansion plate 55, the guide plate 56 is movably sleeved in the movable pressing plate 52, the side surface of the electric push rod 51 is fixedly mounted on the side surface of the frame body 31, the guide plate 56 is sleeved in the movable pressing plate 52, the double-thread stud 54 can not drive the expansion plate 55 to rotate and deviate when rotating, the limiting purpose is achieved, and the double-thread stud 54 can only rotate in situ by the aid of the limiting ring 53 in the movable pressing plate 52.

The working process of the utility model is as follows:

according to the scheme, the position and the shape of the clamping device 5 are changed according to the specification of the workpiece, the driving motor 37 drives the double-thread screw 34 to rotate, the driving block 33 is matched with the frame 31 to move, the position of the clamping device 5 moves in opposite directions, and then the double-thread screw 54 is rotated to drive the expansion plate 55 to be pulled out from two sides of the movable pressing plate 52, so that the contact point is increased, and the contact area is increased.

The last points to be described are: first, in the description of the present application, it should be noted that, unless otherwise specified and defined, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be mechanical or electrical, or may be a direct connection between two elements, and "upper," "lower," "left," "right," etc. are merely used to indicate relative positional relationships, which may be changed when the absolute position of the object being described is changed;

secondly: in the drawings of the disclosed embodiments, only the structures related to the embodiments of the present disclosure are referred to, and other structures can refer to the common design, so that the same embodiment and different embodiments of the present disclosure can be combined with each other under the condition of no conflict;

finally: the foregoing description of the preferred embodiments of the utility model is not intended to limit the utility model to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and principles of the utility model are intended to be included within the scope of the utility model.

Claims

1. The utility model provides an adjustable centre gripping frock of numerical control bender, includes operation panel (1), a serial communication port, sliding tray (2) have been seted up to the top surface of operation panel (1), the inside slidable mounting of sliding tray (2) has mounting bracket (3), the top slidable mounting of mounting bracket (3) has roof-rack (4), the inner wall fixed mounting of mounting bracket (3) has clamping device (5), mounting bracket (3) include support body (31), the bottom of support body (31) is integrated into one piece has trapezoidal piece (32), the top fixed mounting of support body (31) has drive block (33), double-thread screw (34) are installed to the internal thread of drive block (33), the middle part of double-thread screw (34) is integrated into one piece has spacing post (35), the right-hand member fixed mounting of double-thread screw (34) has ferrule (36), the inside fixed motor (37) that has cup jointed of ferrule (36).

2. The adjustable clamping tool of the numerical control bending machine according to claim 1, wherein the trapezoid block (32) is slidably mounted inside the sliding groove (2).

3. The adjustable clamping tool of the numerical control bending machine according to claim 1, wherein the top frame (4) comprises a transverse frame (41), limiting grooves (42) are formed in the left side and the right side of the bottom end of the transverse frame (41), a fixing rod (43) is fixedly arranged on the back of the transverse frame (41), a hydraulic device (44) is fixedly arranged on the bottom end of the transverse frame (41), the middle part of the transverse frame (41) is rotatably arranged on the outer surface of a limiting column (35), the shape of the limiting grooves (42) is matched with the shape of a transmission block (33), the right end of the transverse frame (41) is fixedly arranged at the left end of the bottom side of a motor (37), and the bottom end of the fixing rod (43) is fixedly arranged on the back of an operating table (1).

4. The adjustable clamping tool of the numerical control bending machine according to claim 1, wherein the clamping device (5) comprises an electric push rod (51), a movable pressing plate (52) is fixedly arranged at the bottom end of the electric push rod (51), a double-thread stud (54) is rotatably arranged at the right end of the movable pressing plate (52), a limiting ring (53) is integrally formed in the middle of the double-thread stud (54), an expansion plate (55) is arranged on the surface threads of the double-thread stud (54), and a guide plate (56) is integrally formed on the inner side of the expansion plate (55).

5. The adjustable clamping tool of the numerical control bending machine according to claim 4, wherein the guide plate (56) is movably sleeved in the movable pressing plate (52), and the side surface of the electric push rod (51) is fixedly arranged on the side surface of the frame body (31).