Adjustable flanging and bending cutter structure

Abstract

The utility model discloses an adjustable flanging bending cutter structure which comprises a cutter die frame, bending cutters are symmetrically arranged on the two sides of the cutter die frame, each bending cutter comprises a cutter base fixed to the cutter die frame and a bending cutter blade matched with the cutter base, a guide assembly is arranged between each cutter base and the corresponding bending cutter blade in a wedge-shaped fit mode, and the bending cutter blades are arranged on the cutter die frame. In the non-working state, the bending blade is separated from the tool base under the action of the gravity of the bending blade, in the working state, the bending blade is attached to the tool base under the abutting action of a door leaf, rapid and accurate flanging and bending can be achieved through the tool, it can be effectively guaranteed that the left face and the right face are formed or bent, and when an upper head and a lower head are flanged and bent, the bending efficiency is greatly improved. And meanwhile, when the large plane is bent or flanged by 90 degrees, the transition angle of the left and right contact surfaces and the upper and lower contact surfaces can be ensured to be attractive, and the contact surfaces are flat, smooth and natural.

Description

Technical Field

[0001] The utility model relates to the technical field of door processing, in particular to an adjustable flanging and bending tool structure. Background Art

[0002] In the process of door leaf production, the long and short sides of the formed door leaf need to be bent respectively, that is, flanging processing is performed. A flanging machine needs to be used for processing during the bending and forming. The bending knives on the flanging machines currently on the market are all designed to avoid interference with the left and right bent or formed door surface bendings. The flanging bending knives are often shortened to keep a distance from the left and right bent or formed door leaves. This will cause the left and right already formed or bent door surface parts to be severely deformed or produce new indentations or creases while flanging and bending the upper and lower heads. When the flanging is not in place, the contact surfaces between the upper and lower door leaves and the left and right formed parts have new appearance quality defects, such as deformation, dents, creases, etc. Therefore, further optimization and improvement are urgently needed. Utility Model Content

[0003] The purpose of the utility model is to solve the shortcomings existing in the prior art, and to propose an adjustable flanging and bending tool structure, which can realize fast and accurate flanging and bending, and can effectively ensure that the left and right surfaces that have been formed or bent will not produce secondary interference or deformation when the upper and lower heads are flanging and bending. At the same time, when the large plane is bent or flanging at 90 degrees, it can ensure that the transition angles of the left and right and the upper and lower contact surfaces are beautiful, and the contact surfaces are flat, smooth and natural.

[0004] In order to solve the above technical problems, the utility model provides the following technical solutions:

[0005] An adjustable flanging bending tool structure comprises a die frame, wherein bending tools are symmetrically arranged on both sides of the die frame, wherein the bending tool comprises a tool seat fixed on the die frame and a bending blade matched on the tool seat, wherein a guide component is wedge-shapedly matched between the tool seat and the bending blade, wherein the bending blade is separated from the tool seat under the action of its own gravity when in a non-working state, and the bending blade is fitted with the tool seat under the action of the top of a door leaf when in a working state.

[0006] Preferably, the guide assembly includes a guide bolt matched on the tool seat and a guide screw matched on the bending blade, and the bending blade is provided with a guide travel groove.

[0007] Preferably, the tool seat comprises a tool seat wedge portion and a tool seat plane portion, and the bent blade is provided with a blade wedge portion that matches with the tool seat wedge portion in a wedge shape and a blade plane portion that fits with the tool seat plane portion.

[0008] Preferably, the tool seat plane portion comprises an upper tool seat surface and a lower tool seat surface, and the upper tool seat surface and the lower tool seat surface are respectively arranged at two ends of the tool seat wedge surface portion.

[0009] Preferably, the blade plane portion comprises an upper blade surface and a lower blade surface, and the upper blade surface and the lower blade surface are respectively arranged at two ends of the blade wedge surface portion.

[0010] Preferably, the bent blade protrudes with a blade tip.

[0011] Preferably, the knife die frame is composed of a plurality of detachable die frame groups.

[0012] Compared with the prior art, the beneficial effects of the utility model are:

[0013] 1. This practical adjustable flanging and bending tool structure, when not in working state, the bending blade is separated from the tool seat under the action of its own gravity, which effectively avoids interference with the already formed or bent surfaces. When in working state, the bending blade fits with the tool seat under the top action of the door leaf to realize bending processing, and the already formed or bent surfaces are accurately processed to avoid air, which greatly reduces the difficulty of flanging and bending, ensures the beautiful transition of the left and right and the upper and lower contact surfaces, and the contact surfaces are flat, smooth and natural.

[0014] 2. The practical adjustable flanging and bending tool structure can disassemble or increase the number of die sets to adjust the spacing between the bending tools on both sides to adapt to the bending and flanging processing of different door leaf sizes through the structural design of the die set, and has strong adaptability. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of an adjustable flanging bending tool structure of the utility model in a non-working state;

[0016] Figure 2 It is a schematic diagram of an adjustable flanging and bending tool structure of the utility model in working state. DETAILED DESCRIPTION

[0017] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0018] See also Figures 1-2, an adjustable flanging and bending tool structure, including a die cutter frame 1, a bending tool 2 is symmetrically arranged on both sides of the die cutter frame 1, the bending tool 2 includes a tool seat 21 fixed on the die cutter frame 1 and a bending blade 22 matched on the tool seat 21, a guide component 3 is wedge-shapedly matched between the tool seat 21 and the bending blade 22, when not in working state, the bending blade 22 is separated from the tool seat 21 under the action of its own gravity, and when in working state, the bending blade 22 is fitted with the tool seat 21 under the top action of the door leaf, the practical adjustable flanging and bending tool will not bring new quality appearance hidden dangers to the original left and right forming or bending parts during the process of processing the upper and lower flanging and bending of the door leaf, when cutting, the left and right bending blades 22 are separated from the tool seat 21, and the bending blades 22 that have been processed or bent are kept The left and right formed parts will not interfere with each other, and can be in close contact. When the knife is lowered to the top of the door leaf, the bending blades 22 on the right and the tool seat 21 are in contact with each other and maintained in a straight line, and the upper and lower heads of the door leaf are flanging and bending. After the flanging is bent, the upper die is raised, and according to the action of gravity, the bending blades 22 on the left and right are separated from the tool seat 21 again. In this way, when flanging and bending, the bending blades 22 effectively avoid interference with the left and right formed or bent parts of the door leaf before and after the flanging of the upper and lower heads of the door leaf. At the same time, it can also be seamlessly connected and pressed with the left and right formed or bent parts of the door leaf, effectively ensuring that the upper and lower heads of the door leaf are bent and flanging, while also ensuring that the upper and lower heads The bending flanges maintain effective coordination with the left and right already formed and bent parts, a beautiful transition, and no new appearance quality risks will be generated.

[0019] The guide assembly 3 includes a guide bolt 31 that cooperates with the tool seat 21 and a guide screw 32 that cooperates with the bending blade 22. A guide stroke groove 33 is provided on the bending blade 22. The guide bolt 31 and the guide screw 32 are both inclined. The cooperation between the guide bolt 31 and the guide screw 32 ensures that the bending blade 22 is controlled up and down at the inclined position where the guide stroke groove 33 is located to avoid interference with the formed or bent part.

[0020] The tool seat 21 includes a tool seat wedge portion 2A and a tool seat plane portion 2B. The bending blade 22 is provided with a blade wedge portion 2a that is wedge-matched with the tool seat wedge portion 2A and a blade plane portion 2b that is in contact with the tool seat plane portion 2B. The cooperation and abutment between the tool seat wedge portion 2A and the blade wedge portion 2a ensure the lifting and lowering of the tool seat 21 and the bending blade 22 in the wedge surface direction. The wedge portions of the two are arranged parallel to the guide stroke groove 33.

[0021] The tool seat plane portion 2B includes an upper tool seat surface 2B1 and a lower tool seat surface 2B2, and the upper tool seat surface 2B1 and the lower tool seat surface 2B2 are respectively arranged at both ends of the tool seat wedge surface 2A. The upper tool seat surface 2B1 and the lower tool seat surface 2B2 are staggered to form two abutting planes to ensure the stability of the abutment between the tool seat 21 and the bending blade 22.

[0022] The blade plane portion 2b includes an upper blade surface 2b1 and a lower blade surface 2b2, and the upper blade surface 2b1 and the lower blade surface 2b2 are respectively arranged at both ends of the blade wedge surface 2a. The upper blade surface 2b1 and the lower blade surface 2b2 are staggered to form two abutting planes to ensure the stability of the abutment between the tool seat 21 and the bending blade 22.

[0023] The bending blade 22 has a protruding blade tip 221 , and the bending blade 22 performs the next step of bending and flanging through the protruding blade tip 221 .

[0024] The die cutter frame 1 is composed of a plurality of detachable die frame groups 11. By disassembling or increasing the number of the die frame groups 11, the spacing between the bending cutters on both sides can be adjusted and controlled to adapt to the bending and flanging processing of door leaves of different sizes, and the adaptability is strong.

[0025] 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 variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. An adjustable flanging bending tool structure, comprising a die set, characterized in that: Bending tools are symmetrically arranged on both sides of the die frame, and the bending tools include a tool seat fixed on the die frame and a bending blade matched on the tool seat. A guide component is wedge-shapedly matched between the tool seat and the bending blade. When in a non-working state, the bending blade is separated from the tool seat under the action of its own gravity. When in a working state, the bending blade is fitted with the tool seat under the action of the door leaf.

2. The adjustable flanging bending tool structure according to claim 1, characterized in that: The guide assembly comprises a guide bolt matched on the tool seat and a guide screw matched on the bending blade, and the bending blade is provided with a guide travel groove.

3. The adjustable flanging bending tool structure according to claim 1, characterized in that: The tool seat comprises a tool seat wedge portion and a tool seat plane portion, and the bent blade is provided with a blade wedge portion that matches with the tool seat wedge portion in a wedge shape and a blade plane portion that fits with the tool seat plane portion.

4. The adjustable flanging bending tool structure according to claim 3, characterized in that: The knife seat plane portion includes an upper knife seat surface and a lower knife seat surface, and the upper knife seat surface and the lower knife seat surface are respectively arranged at two ends of the knife seat wedge surface portion.

5. The adjustable flanging bending tool structure according to claim 4, characterized in that: The blade plane portion comprises an upper blade surface and a lower blade surface, and the upper blade surface and the lower blade surface are respectively arranged at two ends of the blade wedge surface portion.

6. An adjustable flanging and bending tool structure according to any one of claims 1 to 5, characterized in that: The bending blade protrudes with a blade tip.

7. An adjustable flanging and bending tool structure according to any one of claims 1 to 5, characterized in that: The knife die frame is composed of a plurality of detachable die frame groups.

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