CN218191835U

CN218191835U - Traceless bending device

Info

Publication number: CN218191835U
Application number: CN202222857423.8U
Authority: CN
Inventors: 孙明洋; 李恒; 高明政
Original assignee: Jinan Haoman Auto Parts Co ltd
Current assignee: Jinan Haoman Auto Parts Co ltd
Priority date: 2022-10-28
Filing date: 2022-10-28
Publication date: 2023-01-03
Anticipated expiration: 2032-10-28

Abstract

The utility model provides a no trace bending device, including bending mechanism, pressure mechanism and solid shape mechanism, pressure mechanism can reciprocate, gu shape mechanism sets up at the bending mechanism downside, bending mechanism and solid shape are provided with resetting means between the mechanism, gu be provided with first bending groove and second bending groove in the shape mechanism, first bending groove and second bending groove are the arc, bending mechanism includes first bending piece and second bending piece, first bending piece and second bending piece structure is the same and the bottom is the arc, first bending piece and second bending piece set up in first bending groove and second bending inslot, pressure mechanism sets up above the symmetry axis of first bending piece and second bending piece, and the work piece that this bending device bent does not have the mar and bends efficiently.

Description

Traceless bending device

Technical Field

The utility model relates to a mould technical field of bending specifically is a no trace bending device.

Background

The bending die is important equipment for bending and forming workpieces in the metal plate industry, can effectively bend a thin plate into the workpieces meeting production requirements, has the function of pressing a steel plate into parts in various shapes according to process requirements, and is widely adopted.

Present mould of bending is mostly the sliding type, and the product spare surface that processes out can produce the mar, and then the mar can not clear away when the product of processing is aluminum plate or other products that do not pass through surface treatment.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art, the utility model provides a no trace bending device helps solving the problem that mould processing can produce the mar.

In order to achieve the purpose, the utility model discloses a no trace bending device, including bending mechanism, pressure mechanism and solid shape mechanism, the pressure mechanism can reciprocate, the solid shape mechanism sets up the downside at the bending mechanism, be provided with resetting means between bending mechanism and the solid shape mechanism; the shape fixing mechanism is provided with a first bending groove and a second bending groove, and the first bending groove and the second bending groove are both arc-shaped; the bending mechanism comprises a first bending block and a second bending block, the first bending block and the second bending block are identical in structure, the bottoms of the first bending block and the second bending block are arc-shaped, the first bending block and the second bending block are respectively arranged in a first bending groove and a second bending groove, and the pressure mechanism is arranged above the symmetry axes of the first bending block and the second bending block.

By adopting the technical scheme, the product to be processed is placed on the first bending block and the second bending block, and the part to be bent is positioned at the symmetrical axis of the first bending block and the second bending block; at the moment, the pressure mechanism moves downwards until the pressure mechanism is contacted with a product to be processed, and under the action of the pressure mechanism, the first bending block and the second bending block move under the guiding action of the bending groove, namely move along an arc; so that the product to be processed can be bent without traces.

Optionally, the shape fixing mechanism includes a plurality of transverse support plates, a longitudinal support plate and a bottom plate, the longitudinal support plate is vertically disposed between the plurality of transverse support plates, and the plurality of transverse support plates and the longitudinal support plate are disposed on the bottom plate.

By adopting the technical scheme, the shape fixing mechanism is simple in structure, the bottom plate is a leveling plate and is in contact with a plane, the bearing gravity is large and stable, and the stress uniformity of a workpiece is ensured.

Optionally, the resetting device comprises a plurality of resetting components, each resetting component comprises a resetting spring, a first fixing screw and a second fixing screw, two ends of each resetting spring are respectively connected with one end of each first fixing screw and one end of each second fixing screw, the other end of each first fixing screw is in threaded connection with the first bending block and the second bending block, the shape fixing mechanism further comprises a bottom plate, and the other end of each second fixing screw is in threaded connection with the bottom plate.

By adopting the technical scheme, the first bending block and the second bending block are reset to the original state under the action of the reset device; the reset spring deforms under the action of external force, and can return after the external force is removed; first fixed screw all adopts threaded connection with the mechanism of bending, second fixed screw and bottom plate, firm in connection just can change, and the replacement cost is low.

Optionally, two reset assemblies are arranged between two adjacent transverse supporting plates.

By adopting the technical scheme, the reset components are uniformly arranged between the two adjacent transverse supporting plates, so that the bending mechanism can be better restored to the initial position.

Optionally, a V-shaped opening is arranged on the transverse support plate and between the first bending groove and the second bending groove.

Through adopting above-mentioned technical scheme, the pressure mechanism moves down, and its bottom can stretch into in the V type opening, can be so that the effect of bending is better.

Optionally, the lateral sides of the transverse supporting plates at the two ends of the bottom plate are provided with blocking pieces, and the blocking pieces are used for blocking the first bending block and the second bending block from shifting along the length direction of the first bending block and the second bending block.

By adopting the technical scheme, the blocking piece is used for preventing the first bending block and the second bending block from moving when the steering is carried out, so that the bending effect of the workpiece is influenced.

Optionally, the bottom of the pressure mechanism is bent to one side by 0-150 degrees.

Through adopting above-mentioned technical scheme, the rear is buckled to one side in the pressure mechanism bottom, can reach better effect of bending.

The utility model provides a no trace bending device possesses following beneficial effect:

1. the position to be bent of the utility model is arranged on the symmetry axis of the first bending block and the second bending block, the pressure mechanism gradually moves downwards above the symmetry axis of the first bending block and the second bending block until contacting the position to be bent, the first bending block and the second bending block move inwards along the symmetry axis under the pressure action of the pressure mechanism, and the first bending block and the second bending block can not move, so that a traceless workpiece can be bent;

2. the resetting device is simple in structure, good in resetting effect, firm in connection, low in replacement cost and capable of being replaced.

Drawings

Fig. 1 is a perspective view illustrating a structure of a traceless bending apparatus according to an embodiment of the present invention.

Fig. 2 is a front view of the bending mechanism and the shape fixing mechanism according to the embodiment of the present invention.

Fig. 3 is a right side view of the bending mechanism and the shape fixing mechanism according to the embodiment of the present invention.

Fig. 4 is a bottom view of the bending mechanism and the shape fixing mechanism according to the embodiment of the present invention.

Fig. 5 is a top view of the bending mechanism and the shape fixing mechanism according to the embodiment of the present invention.

Description of reference numerals: 1. a bending mechanism; 2. a pressure mechanism; 3. a shape fixing mechanism; 4. a first bending block; 5. a second bending block; 6. a baffle plate; 7. a transverse support plate; 8. a longitudinal support plate; 10. a resetting device; 11. a return spring; 12. a first fixing screw; 13. a second fixing screw; 14. a base plate.

Detailed Description

The technical solution in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiment is one embodiment of the present invention, not all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative work belong to the protection scope of the present invention.

As shown in fig. 1, the embodiment of the utility model provides a no trace bending device, including bending mechanism 1, wiper mechanism 2 and solid shape mechanism 3, this wiper mechanism 2 can reciprocate for treat the work piece of bending and apply the atress, solid shape mechanism 3 sets up the downside at bending mechanism 1, is used for carrying out the fixed stay to bending mechanism 1.

With reference to fig. 2 and 3, a first bending groove and a second bending groove are formed in two sides of a longitudinal symmetry axis of the shape fixing mechanism 3, the first bending groove and the second bending groove have the same structure and are arc-shaped, the bending mechanism 1 includes a first bending block 4 and a second bending block 5, and in order to enable the first bending block 4 and the second bending block 5 to be respectively arranged in the first bending groove and the second bending groove and to rotate, correspondingly, the first bending block 4 and the second bending block 5 have the same structure and are arc-shaped at the bottom; specifically, the shape fixing mechanism 3 comprises a plurality of transverse support plates 7, a longitudinal support plate 8 and a bottom plate 14, the plurality of transverse support plates 7 are transversely and uniformly distributed along the bottom plate 14, and the longitudinal support plate 8 is vertically arranged in the middle of the plurality of transverse support plates 7 and is in contact with the bottom plate 14; in order to bend workpieces with larger radian, a V-shaped opening is arranged at the joint of the transverse support plate 7 and the longitudinal support plate 8 and between the symmetrical axes of the first bending groove and the second bending groove; the shape fixing mechanism 3 has simple structure, but has large and stable bearing gravity; in order to prevent the first bending block 4 and the second bending block 5 from shifting along the length direction thereof in the rotating process, blocking pieces 6 are fixed on the outer sides of the transverse supporting plates 7 at the two ends through threads, and the blocking pieces 6 block the two ends of the first bending block 4 and the second bending block 5.

With reference to fig. 4 and 5, after the workpiece is bent, in order to enable the bending mechanism 1 to reset, a resetting device 10 is disposed between the bending mechanism 1 and the shape fixing mechanism 3, and the resetting device 10 includes a resetting component disposed between two adjacent transverse supporting plates 7. It should be noted that two resetting assemblies are arranged between two adjacent transverse supporting plates 7, one of the resetting assemblies is connected with the first bending block 4, and the other resetting assembly is connected with the second bending block 5. Wherein, the reset assembly includes reset spring 11, first fixed screw 12 and second fixed

screw

13, and 11 one end of reset spring is connected with first fixed screw 12 one end, and its other end is connected with second fixed screw 13 one end, and the 12 other ends of first fixed screw and first 4 or the 5 threaded connection of second bending piece, the 13 other ends of second fixed screw and bottom plate 14 threaded connection.

In order to achieve a better bending effect, the bottom of the pressure mechanism 2 is bent towards one side, the bending angle is 0-150 degrees, and the up-and-down movement of the pressure mechanism 2 is driven by a hydraulic cylinder.

The bending device is simple in structure, large in bearing gravity, free of marks on the bending workpiece and high in bending efficiency.

The utility model discloses an implement the principle and do: placing a product to be processed on the first bending block 4 and the second bending block 5, and enabling the part to be bent to be positioned at the symmetrical axis of the first bending block 4 and the second bending block 5; at the moment, under the driving action of the hydraulic cylinder, the pressure mechanism 2 moves downwards until the pressure mechanism 2 is contacted with a product to be processed, and under the action of the pressure mechanism 2, the first bending block 4 and the second bending block 5 move under the guiding action of the bending groove, namely move along an arc; so that the product to be processed can be bent without traces.

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 in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A traceless bending device is characterized by comprising a bending mechanism (1), a pressure mechanism (2) and a shape fixing mechanism (3), wherein the pressure mechanism (2) can move up and down, the shape fixing mechanism (3) is arranged at the lower side of the bending mechanism (1), and a reset device (10) is arranged between the bending mechanism (1) and the shape fixing mechanism (3); the shape fixing mechanism (3) is provided with a first bending groove and a second bending groove, and the first bending groove and the second bending groove are both arc-shaped; the bending mechanism (1) comprises a first bending block (4) and a second bending block (5), the first bending block (4) and the second bending block (5) are identical in structure, the bottom of the first bending block (4) and the bottom of the second bending block (5) are arc-shaped, the first bending block (4) and the second bending block (5) are arranged in a first bending groove and a second bending groove respectively, and the pressure mechanism (2) is arranged above the symmetry axis of the first bending block (4) and the symmetry axis of the second bending block (5).

2. The traceless bending device according to claim 1, wherein the shape fixing mechanism (3) comprises a plurality of transverse support plates (7), a longitudinal support plate (8) and a bottom plate (14), the longitudinal support plate (8) is vertically arranged in the middle of the transverse support plates (7), and the transverse support plates (7) and the longitudinal support plate (8) are arranged on the bottom plate (14).

3. The traceless bending device according to claim 2, wherein the reset device (10) comprises a plurality of reset components, each reset component comprises a reset spring (11), a first fixing screw (12) and a second fixing screw (13), two ends of each reset spring (11) are respectively connected with one end of each first fixing screw (12) and one end of each second fixing screw (13), the other end of each first fixing screw (12) is in threaded connection with the first bending block (4) and the second bending block (5), and the other end of each second fixing screw (13) is in threaded connection with the bottom plate (14).

4. Traceless bending device according to claim 3, wherein two reset assemblies are arranged between two adjacent transverse supporting plates (7).

5. Traceless bending device according to claim 2, wherein a V-shaped opening is provided on the transversal support plate (7) between the first bending groove and the second bending groove.

6. Traceless bending device according to claim 2, wherein said lateral support plates (7) at the two ends of said base plate (14) are provided with blocking pieces (6) at their lateral sides, said blocking pieces (6) being adapted to block the displacement of said first bending block (4) and said second bending block (5) along their length.

7. Traceless bending device according to claim 1, wherein the bottom of the pressure mechanism (2) is bent to one side by 0-150 degrees.