CN219560999U - End pre-bending device with workpiece offset prevention function - Google Patents

Abstract

The utility model discloses an end pre-bending device with a workpiece deviation prevention function, which comprises a support frame, wherein a pre-bending component is fixedly arranged on the top surface of the support frame, and a limiting component is fixedly arranged on the top surface of the support frame. In the scheme, the pre-bending assembly is arranged, and the first driving device drives the rotating rod to rotate in the mounting frame, so that automatic pre-bending of plates with different thicknesses can be realized, the burden of operators is reduced, and the effect of improving the practicability of the device is achieved; set up spacing subassembly, drive its surface mounted's two threaded rods through bi-directional motor and carry out synchronous rotation for two limiting plates of threaded rod surface mounted can carry out opposite directions or back to the removal, consequently when two limiting plates carry out opposite directions and remove, can carry out the position to the panel of preflex between first roller and the second roller and prescribe a limit to, avoided the panel to appear the circumstances of skew at the in-process of preflex, thereby reached the effect that improves the device practicality.

Description

End pre-bending device with workpiece offset prevention function

Technical Field

The utility model relates to the technical field of plate bending machines, in particular to an end pre-bending device with a workpiece offset prevention function.

Background

The plate bending machine is equipment for bending and forming plates by using a working roller, and can form parts with different shapes such as cylindrical parts, conical parts and the like, and when the existing plate bending machine is used for curling the plates, if a pre-bending device is not used for curling the plates with large specifications, the plates cannot be curled in place, the raw materials are seriously wasted, and the work efficiency is low.

In order to solve the above problem, patent document publication No. CN217191843U is a veneer reeling machine with a pre-bending device, which comprises a base and upright posts, wherein the upright posts are fixedly installed at the top of the base, the number of the upright posts is four, the top of one side of the left and right upright posts, which is close to the upright posts, is provided with a pre-reeling roller one, and the left side of the upright posts is fixedly provided with a coupling two. This veneer reeling machine with preflex device, before carrying out the veneer reeling, at first pass through two between the first roller of pre-reeling with the panel, the starter motor drives transmission shaft one and rotates, and transmission shaft one drives the first roller of pre-reeling and rotates, makes the panel set up the pre-reeling, prevents that the panel from directly curling in place when processing, influences processingquality, through adjusting the distance between movable veneer reeling roller and the fixed veneer reeling roller, conveniently curls the panel of different thickness.

It still has some drawbacks in practical use, such as: the end pre-bending device drives the transmission shaft I to rotate through the motor, and the transmission shaft I drives the pre-winding roller I to rotate so as to achieve the purpose of pre-bending the plates, but because the pre-winding roller only can rotate fixedly and cannot adjust the distance, the end pre-bending device cannot be matched with the plate bending mechanism to pre-bend the plates with different thicknesses, and a corresponding limiting mechanism is not arranged in the pre-bending process, so that the plates cannot be fully fixed, and the plates are easy to deviate in the pre-bending process.

Disclosure of Invention

In order to overcome the above-mentioned drawbacks of the prior art, embodiments of the present utility model provide an end pre-bending device with a function of preventing workpiece offset, so as to solve the problem that the sheet material of the prior art may be offset during the pre-bending process.

In order to solve the technical problems, the utility model provides the following technical scheme: the end pre-bending device with the function of preventing the workpiece from shifting comprises a supporting frame, wherein a pre-bending component is fixedly arranged on the top surface of the supporting frame, and a limiting component is fixedly arranged on the top surface of the supporting frame.

The pre-bending assembly comprises a mounting frame, a first driving device is fixedly mounted on the top surface of the mounting frame, a rotating rod is mounted in the mounting frame in a rotating mode, a limiting ring is mounted on the surface of the rotating rod in a fixed mode, a connecting block is mounted on the surface of the rotating rod in a rotating mode, a first roller is mounted on the surface of the connecting block in a rotating mode, a fixed block is mounted on one end of the first roller in a rotating mode, a movable block is mounted on the surface of the rotating rod in a movable mode, a second roller is mounted on the surface of the movable block in a rotating mode, and a second driving device is mounted on one end of the second roller in a fixed mode.

The limiting assembly comprises a fixing frame, a supporting plate is fixedly arranged on the side face of the fixing frame, a bidirectional motor is fixedly arranged in the fixing frame, a threaded rod is fixedly arranged on the surface of the bidirectional motor, and a limiting plate is movably arranged on the surface of the threaded rod.

The number of the installation frames is two, the installation frames are fixedly installed on the top surface of the supporting frame, threads are formed on the surface of the rotating rod, the surface of the movable block is attached to the inner wall of the installation frame, the surface of the fixed block is fixedly connected with the inner wall of the installation frame, the surface of the second driving device is in sliding connection with the inner wall of the installation frame, and the top end of the rotating rod is fixedly connected with the surface of the first driving device.

The bottom surface of backup pad and the top surface fixed connection of support frame, the bottom surface of mount and the top surface fixed connection of support frame, the top surface of limiting plate is laminated mutually with the inner wall of mount.

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

in the scheme, the pre-bending assembly is arranged, the rotating rod is driven to rotate in the mounting frame through the first driving device, so that the movable block arranged on the surface of the rotating rod can move in the vertical direction, the second roller arranged on the surface of the movable block can be lifted or lowered, and the second roller can rotate to a certain extent through the driving of the second driving device, thereby realizing automatic pre-bending of plates with different thicknesses, reducing the burden of operators, and achieving the effect of improving the practicability of the device; set up spacing subassembly, drive its surface mounted's two threaded rods through bi-directional motor and carry out synchronous rotation for two limiting plates of threaded rod surface mounted can carry out opposite directions or back to the removal, consequently when two limiting plates carry out opposite directions and remove, can carry out the position to the panel of preflex between first roller and the second roller and prescribe a limit to, avoided the panel to appear the circumstances of skew at the in-process of preflex, thereby reached the effect that improves the device practicality.

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 a preflex assembly according to the present utility model;

fig. 4 is a schematic structural diagram of a limiting component according to the present utility model.

[ reference numerals ]

1. A support frame; 2. a pre-bending assembly; 3. a limit component; 21. a mounting frame; 22. a first driving device; 23. a rotating lever; 24. a limiting ring; 25. a connecting block; 26. a first roll; 27. a fixed block; 28. a movable block; 29. a second roll; 210. a second driving device; 31. a fixing frame; 32. a support plate; 33. a bi-directional motor; 34. a threaded rod; 35. and a limiting 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 end pre-bending device with a workpiece offset prevention function, as shown in fig. 1 to 4, comprising a support frame 1, wherein a pre-bending assembly 2 is fixedly arranged on the top surface of the support frame 1, and a limiting assembly 3 is fixedly arranged on the top surface of the support frame 1.

Wherein, as in fig. 3, the pre-bending assembly 2 includes mounting bracket 21, the top surface fixed mounting of mounting bracket 21 has first drive arrangement 22, the inside rotation of mounting bracket 21 installs dwang 23, the fixed surface of dwang 23 installs spacing ring 24, the surface rotation of dwang 23 installs connecting block 25, the surface rotation of connecting block 25 installs first roller 26, the one end rotation of first roller 26 installs fixed block 27, the surface movable mounting of dwang 23 has movable block 28, the surface rotation of movable block 28 installs second roller 29, the fixed surface of second roller 29 installs second drive arrangement 210, the quantity of mounting bracket 21 is two, two the equal fixed mounting of mounting bracket 21 is at the top surface of support frame 1, the screw thread is seted up on the surface of dwang 23, the surface of movable block 28 is laminated with the inner wall of mounting bracket 21, the surface of fixed block 27 and the inner wall fixed connection of mounting bracket 21, the surface of second drive arrangement 210 and the inner wall sliding connection of 21, the surface sliding connection of second roller 29 and first roller 22 and second roller 22 make the fixed surface of second roller 22 can not be adjusted through the fixed surface of first roller 22 and the fixed device that sets up with the first roller 22 and the fixed surface of rolling up, and the fixed device that can make the fixed plate thickness is adjusted down.

Wherein, as shown in fig. 4, spacing subassembly 3 includes mount 31, the side fixed mounting of mount 31 has backup pad 32, the inside fixed mounting of mount 31 has bi-directional motor 33, the fixed surface mounting of bi-directional motor 33 has threaded rod 34, the surface movable mounting of threaded rod 34 has limiting plate 35, the bottom surface of backup pad 32 and the top surface fixed connection of support frame 1, the bottom surface of mount 31 and the top surface fixed connection of support frame 1, the top surface of limiting plate 35 laminates with the inner wall of mount 31 mutually, through the limiting plate 35 structure that sets up, can carry out the position to the panel of pre-bending in-process and prescribe a limit to avoid its condition that appears the skew.

The working process of the utility model is as follows: the first driving device 22 drives the rotating rod 23 to rotate in the mounting frame 21, so that the movable block 28 arranged on the surface of the rotating rod 23 can move in the vertical direction, and therefore, the second roller 29 arranged on the surface of the movable block 28 can be lifted or lowered, and the second roller 29 can rotate to a certain degree by the driving of the second driving device 210; the two threaded rods 34 mounted on the surfaces of the two threaded rods 34 are driven to synchronously rotate by the bidirectional motor 33, so that the two limiting plates 35 mounted on the surfaces of the threaded rods 34 can move oppositely or back to back, and therefore, when the two limiting plates 35 move oppositely, the position of the plate pre-bent between the first roller 26 and the second roller 29 can be limited.

The last points to be described are: first, in the description of the present utility model, 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 (5)

1. The end pre-bending device with the function of preventing the workpiece from shifting comprises a supporting frame (1), and is characterized in that a pre-bending assembly (2) is fixedly arranged on the top surface of the supporting frame (1), and a limiting assembly (3) is fixedly arranged on the top surface of the supporting frame (1).

2. The end pre-bending device with the workpiece offset prevention function according to claim 1, wherein the pre-bending component (2) comprises a mounting frame (21), a first driving device (22) is fixedly mounted on the top surface of the mounting frame (21), a rotating rod (23) is rotatably mounted in the mounting frame (21), a limiting ring (24) is fixedly mounted on the surface of the rotating rod (23), a connecting block (25) is rotatably mounted on the surface of the rotating rod (23), a first winding roller (26) is rotatably mounted on the surface of the connecting block (25), a fixed block (27) is rotatably mounted at one end of the first winding roller (26), a movable block (28) is movably mounted on the surface of the rotating rod (23), a second winding roller (29) is rotatably mounted on the surface of the movable block (28), and a second driving device (210) is fixedly mounted at one end of the second winding roller (29).

3. The end pre-bending device with the workpiece offset prevention function according to claim 1, wherein the limiting component (3) comprises a fixing frame (31), a supporting plate (32) is fixedly arranged on the side face of the fixing frame (31), a bidirectional motor (33) is fixedly arranged in the fixing frame (31), a threaded rod (34) is fixedly arranged on the surface of the bidirectional motor (33), and a limiting plate (35) is movably arranged on the surface of the threaded rod (34).

4. The end pre-bending device with the workpiece offset prevention function according to claim 2, wherein the number of the mounting frames (21) is two, the two mounting frames (21) are fixedly mounted on the top surface of the supporting frame (1), the surface of the rotating rod (23) is provided with threads, the surface of the movable block (28) is attached to the inner wall of the mounting frame (21), the surface of the fixed block (27) is fixedly connected with the inner wall of the mounting frame (21), the surface of the second driving device (210) is slidably connected with the inner wall of the mounting frame (21), and the top end of the rotating rod (23) is fixedly connected with the surface of the first driving device (22).

5. The end pre-bending device with the workpiece offset prevention function according to claim 3, wherein the bottom surface of the supporting plate (32) is fixedly connected with the top surface of the supporting frame (1), the bottom surface of the fixing frame (31) is fixedly connected with the top surface of the supporting frame (1), and the top surface of the limiting plate (35) is attached to the inner wall of the fixing frame (31).