Special-shaped part bending device

Abstract

The utility model discloses a special-shaped piece bending device, and relates to the technical field of special-shaped piece forming in rivet welding piece manufacturing, the special-shaped piece bending device comprises a base, a first stand column, a second stand column, a top beam, a lower blade piece, an upper blade piece and a driving piece, one end of the top beam is fixedly connected with the top end of the first stand column, and the other end of the top beam is fixedly connected with the top end of the second stand column; the lower blade piece is fixedly connected to the top of the base and used for containing special-shaped piece materials needing to be bent. The two ends of the upper blade part are in sliding connection with the first stand column and the second stand column correspondingly, and the upper blade part can press a special-shaped part material needing to be bent into the lower blade part so that the special-shaped part material needing to be bent can be bent. One end of the driving part is connected with the top beam, the other end of the driving part is connected with the top of the upper blade part to drive the upper blade part to be pressed into the lower blade part and can control the depth of the upper blade part pressed into the lower blade part, the structure is simple, use is convenient, the number of weld joints is effectively reduced, and the leakage risk caused by the weld joints is greatly reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to riveting and welding part manufacturing special-shaped part forming technical field, especially a special-shaped part bending device. BACKGROUND

[0002] The bending machine is a commonly used device for realizing the bending operation of a sheet, and the existing bending machines are various, including a manual bending machine, a hydraulic bending machine and a numerical control bending machine, wherein the manual bending machine is divided into a mechanical manual bending machine and an electric manual bending machine, and the manual bending machine has the characteristics of small and exquisite equipment and simple operation.

[0003] However, in the actual riveting and welding part manufacturing process, the problem of special-shaped part bending forming is often faced. The existing bending machines on the market cannot directly realize the bending forming of the special-shaped part, and usually only the splicing method can be used to process. However, the splicing method has many problems, for example, there are many welding joints, which not only increases the manufacturing process and cost, but also destroys the structure continuity at the welding seam, resulting in an increased leakage risk; and the special-shaped part after splicing forming has obvious welding seams on the appearance, and the modeling is not beautiful enough, which cannot meet the requirements of some application scenes with high quality and appearance requirements for the special-shaped part. Therefore, it is of important engineering value and practical significance to develop a device and method which can effectively solve the problem of special-shaped part bending forming. UTILITY MODEL CONTENT

[0004] The utility model aims at providing a special-shaped part bending device to solve the above-mentioned problems of the prior art, which is simple in structure, convenient to use, effectively reduces the number of welding seams, and greatly reduces the leakage risk caused by the welding seams.

[0005] To achieve the above-mentioned purpose, the utility model provides the following scheme:

[0006] The utility model provides a special-shaped part bending device, which comprises a base, a first stand, a second stand, a top beam, a lower blade, an upper blade and a driving part, the bottom end of the first stand is fixedly connected with one end of the base perpendicularly, the bottom end of the second stand is fixedly connected with the other end of the base perpendicularly, one end of the top beam is fixedly connected with the top end of the first stand, and the other end is fixedly connected with the top end of the second stand, the lower blade is fixedly connected to the top of the base, and the lower blade is used for placing the special-shaped part material which needs to be bent, the two ends of the upper blade are respectively slidably connected with the first stand and the second stand, and the upper blade can press the special-shaped part material which needs to be bent into the lower blade to make the special-shaped part material which needs to be bent, one end of the driving part is connected with the top beam, and the other end is connected with the top of the upper blade to drive the upper blade to press into the lower blade and control the depth of the upper blade pressing into the lower blade.

[0007] Preferably, the lower blade piece comprises a blade groove, and first inclined surfaces symmetrically arranged on two sides of the blade groove, and the bottom of the first inclined surface is close to the middle part of the blade groove.

[0008] Preferably, the angle of the first inclined surface is 45°.

[0009] Preferably, the bottom of the upper blade piece is provided with second inclined surfaces symmetrically arranged on two sides, and the bottom of the two first inclined surfaces is intersected.

[0010] Preferably, the angle between the two second inclined surfaces is 60°.

[0011] Preferably, the driving piece comprises a plurality of jacks, a first reset piece and a second reset piece, the top end of the jack abuts against the bottom surface of the top beam, the bottom end of the jack abuts against the top of the upper blade piece, one end of the first reset piece is fixedly connected with the first stand, and the other end is fixedly connected with the upper blade piece, one end of the second reset piece is fixedly connected with the second stand, and the other end is fixedly connected with the upper blade piece.

[0012] Preferably, the bottom of the first stand is provided with a vertical first sliding groove, the bottom of the second stand is provided with a vertical second sliding groove, the first end of the upper blade piece is slidably connected with the first sliding groove through the first sliding groove, the second end of the upper blade piece is slidably connected with the second sliding groove through the second sliding groove, the first reset piece is a first reset spring, the top end of the first reset spring is fixedly connected with the first stand, the bottom end of the second reset spring is fixedly connected with the first end of the upper blade piece, the second reset piece is a second reset spring, the top end of the second reset spring is fixedly connected with the second stand, and the bottom end of the second reset spring is fixedly connected with the second end of the upper blade piece.

[0013] Preferably, it further comprises a reinforcing rib fixedly connected to the top of the top beam.

[0014] The utility model discloses relative to prior art has obtained following technical effect:

[0015] The utility model discloses a kind of special-shaped part bending device, and stable frame structure is formed by base, stand and roof beam, reliable installation foundation is provided for lower blade piece, upper blade piece and driving piece.The sliding connection of upper blade piece and stand and the setting of driving piece, so that the pressing depth of upper blade piece to the special-shaped part material needing to be bent can be accurately controlled, to realize more accurate bending operation, ensure that special-shaped part reaches the bending shape and angle requirement required. BRIEF DESCRIPTION OF DRAWINGS

[0016] In order to more clearly illustrate the technical solutions in the embodiments of the present application or the prior art, the drawings needed in the embodiments will be briefly introduced as follows. Obviously, the drawings in the following description only constitute some embodiments of the present application, and for those skilled in the art, other drawings can also be obtained from these drawings without creative labor.

[0017] Fig. 1 The structure schematic view of the special-shaped part bending device provided by the present application is shown in the figure.

[0018] Fig. 2 The side view of the first stand column in the special-shaped part bending device provided by the present application is shown in the figure.

[0019] Fig. 3 The assembly relationship diagram of the upper blade part and the lower blade part in the special-shaped part bending device provided by the present application is shown in the figure.

[0020] Fig. 4 The structure schematic view of the workpiece bent and formed by the special-shaped part bending device provided by the present application is shown in the figure.

[0021] In the figure: 1, base; 2, first stand column; 3, second stand column; 4, top beam; 5, lower blade part; 6, jack; 7, first reset spring; 8, reinforcing rib; 9, upper blade part; 10, first sliding groove. DETAILED DESCRIPTION

[0022] The technical solutions in the embodiments of the present application will be described clearly and completely below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments only constitute some embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0023] The present application provides a special-shaped part bending device to solve the problems in the prior art, which is simple in structure, convenient to use, effectively reduces the number of welds, and greatly reduces the risk of leakage caused by welds.

[0024] In order to make the above purposes, features and advantages of the present application more obvious and easy to understand, the present application will be further described in detail below with reference to the drawings and specific embodiments.

[0025] The present application provides a special-shaped part bending device, such as Figs. 1-4As shown, it comprises: a base 1, a first column 2, a second column 3, a top beam 4, a lower blade 5, an upper blade 9 and a driving part, the bottom end of the first column 2 is vertically fixedly connected with one end of the base 1; the bottom end of the second column 3 is vertically fixedly connected with the other end of the base 1; one end of the top beam 4 is fixedly connected with the top end of the first column 2, and the other end is fixedly connected with the top end of the second column 3; the lower blade 5 is fixedly connected with the top of the base 1, and the lower blade 5 is used for placing the profiled material to be bent; the two ends of the upper blade 9 are respectively slidably connected with the first column 2 and the second column 3, and the upper blade 9 can press the profiled material to be bent into the lower blade 5 to make the profiled material to be bent; one end of the driving part is connected with the top beam 4, and the other end is connected with the top of the upper blade 9 to drive the upper blade 9 to press into the lower blade 5 and control the depth of the upper blade 9 pressing into the lower blade 5; a stable frame structure is formed by the base 1, the column and the top beam 4, which provides a reliable installation basis for the lower blade 5, the upper blade 9 and the driving part. The sliding connection of the upper blade 9 with the column and the setting of the driving part enable the pressing depth of the upper blade 9 on the profiled material to be bent to be accurately controlled, so that more accurate bending operation is realized, and the profiled material reaches the required bending shape and angle requirement.

[0026] In a preferred embodiment, the lower blade 5 comprises a blade groove, and first inclined surfaces symmetrically arranged on both sides of the blade groove, the bottom of the first inclined surface is close to the middle of the blade groove, and the design of the blade groove and the first inclined surface enables the profiled material to be bent to enter the blade groove along the guide path formed by the first inclined surface when pressed downward by the upper blade 9, so that the positioning of the material and the smooth progress of the bending process are more easily realized, the bending precision and consistency are improved, and stress dispersion during the bending process is also facilitated, thereby reducing the problem of material rupture at the bending position due to stress concentration.

[0027] In a preferred embodiment, the angle of the first slope surface is 45°, and the 45° first slope surface angle is obtained through optimized design, which can provide appropriate guiding and supporting force during the bending process, so that the deformation process of the profiled material is more stable and smooth when the material is pressed downward by the upper blade 9, which is beneficial to realize the bending forming of a specific shape and angle, and can also ensure the strength and structural integrity of the material during the bending process.

[0028] In a preferred embodiment, second inclined surfaces are symmetrically arranged on both sides of the bottom of the upper blade 9, and the bottoms of the two first inclined surfaces intersect, and the second inclined surface of the bottom of the upper blade 9 cooperates with the first inclined surface of the lower blade 5 to more accurately control the deformation direction of the material when the upper and lower blades 5 contact and press the profiled material, and through the interaction of the two inclined surfaces, the material is ensured to deform along the preset path, thereby improving the bending precision and quality of the profiled material, and making the shape of the bent profiled material more accurate and meeting the design requirements.

[0029] In a preferred embodiment, the angle between the two second inclined surfaces is 60°. The 60° angle design cooperates with the angle of the first inclined surface in the lower blade 5 to better extrude and shape the special-shaped material during the bending process. This specific angle can produce a suitable resultant force distribution, optimize the stress state inside the material, help achieve the bending requirements of complex shapes and angles, and further improve the applicability and bending effect of the device on different types of special-shaped materials.

[0030] In a preferred embodiment, the driving member includes multiple jacks 6, a first reset member, and a second reset member. The top end of the jack 6 abuts the bottom surface of the top beam 4, and the bottom end of the jack 6 abuts the top of the upper blade 9. One end of the first reset member is fixedly connected with the first stand 2, and the other end is fixedly connected with the upper blade 9. One end of the second reset member is fixedly connected with the second stand 3, and the other end is fixedly connected with the upper blade 9. The multiple jacks 6 provide stable and controllable jacking force, which can accurately adjust the intensity and depth of the downward pressure of the upper blade 9 as needed. After the jacks 6 jack up the upper blade 9 to complete the bending operation, the first reset member and the second reset member can quickly and reliably restore the upper blade 9 to the initial position, making the device ready for the next bending operation, improving the working efficiency and operational convenience of the device, and making the entire working process more smooth.

[0031] In a preferred embodiment, the bottom of the first stand 2 is provided with a vertical first sliding groove 10, the bottom of the second stand 3 is provided with a vertical second sliding groove, the first end of the upper blade 9 passes through the first sliding groove 10 and is slidingly connected with the first sliding groove 10, the second end of the upper blade 9 passes through the second sliding groove and is slidingly connected with the second sliding groove, the first reset member is a first reset spring 7, the top end of the first reset spring 7 is fixedly connected with the first stand 2, and the bottom end of the second reset spring is fixedly connected with the first end of the upper blade 9. The second reset member is a second reset spring, the top end of the second reset spring is fixedly connected with the second stand 3, and the bottom end of the second reset spring is fixedly connected with the second end of the upper blade 9. The vertical sliding groove provides an accurate sliding track for the upper blade 9, ensuring the stability and straightness of the upper blade 9 during the up-and-down movement, and helping to improve the bending accuracy. The first reset spring 7 and the second reset spring as reset members can ensure that the upper blade 9 quickly and accurately returns to the initial position after each bending operation, and also serve as a buffer and shock absorber for the upper blade 9 during operation, reducing vibration and impact during device operation and prolonging device service life.

[0032] In a preferred embodiment, a reinforcing rib 8 is further included, which is fixedly connected to the top of the top beam 4. The reinforcing rib 8 is fixed on the top of the top beam 4, which can significantly enhance the structural strength and rigidity of the top beam 4. During the bending process, the top beam 4 needs to bear the huge pressure generated when the driving member drives the upper blade 9 to press down and other related forces. The arrangement of the reinforcing rib 8 can effectively disperse these forces, reduce the deformation amount of the top beam 4, prevent the top beam 4 from bending and damaging due to excessive force, further improve the stability of the entire device structure, ensure the smooth operation of the special-shaped part bending operation, and help prolong the service life of the top beam 4 and the entire equipment.

[0033] In a preferred embodiment, the top beam 4 is made of two 16# channel steels welded back to back, and a top plate is welded at the lower part. The length of the top beam 4 is 800 mm. The structure of two 16# channel steels welded back to back and attached with a top plate enhances the strength and rigidity of the top beam 4, enabling it to bear the pressure exerted by the driving member and the reaction force generated during the bending process, while ensuring the stability of the top structure. The length of 800 mm meets the reasonable connection span between the columns and the space requirements for placing and operating the equipment, ensuring the stability and reasonableness of the entire device structure.

[0034] In a preferred embodiment, the first column 2 and the second column 3 are both made of 18# channel steel. The first column 2 and the second column 3 made of 18# channel steel can ensure that the columns have sufficient strength and rigidity to support the weight of the top beam 4 and the upper blade 9, as well as various forces during the bending process, ensuring the stability of the device structure and preventing the deformation of the columns from affecting the sliding and bending effect of the upper blade 9, thereby ensuring the normal operation and bending precision of the special-shaped part bending device.

[0035] In a preferred embodiment, the jack 6 is a 20T screw jack 6, which can provide stable and reliable jacking force to meet the force requirements for bending special-shaped parts of different materials and thicknesses. The operation of the screw jack 6 is relatively simple, and the jacking height can be accurately controlled, which is conducive to precise control of the bending depth of the special-shaped part, thereby ensuring the bending quality.

[0036] In a preferred embodiment, the base 1 is made of two 16# channel steels welded back to back with a 50 mm gap in the middle and a bottom plate connected at the lower part. The length of the base 1 is 800 mm. The structure of two 16# channel steels welded back to back with a gap in the middle and a bottom plate welded at the lower part increases the strength and stability of the base 1, enabling it to stably support the entire device. The 50 mm gap design facilitates the installation, arrangement, and other operations of some components. The length of 800 mm is compatible with other components, together forming a stable and reasonably laid out device foundation, ensuring that the device will not be affected by the instability of the base 1 during operation.

[0037] In a preferred embodiment, the upper blade 9 is formed by a piece of 800mm*20mm*60mm steel plate, and the lower blade 5 is formed by two pieces of 800mm*6mm*2mm steel plate, which can meet the bending requirements of different types and sizes of special-shaped materials. The appropriate thickness and length design guarantee the strength and rigidity of the upper blade 9 and the lower blade 5 in the bending process, and can accurately cooperate to realize effective extrusion and bending of the special-shaped material. At the same time, the standard size is also convenient for manufacturing, assembling and later maintenance and replacement in the production and processing process, which improves the practicability and universality of the device.

[0038] The principles and implementation modes of the present application are described by applying specific examples in the present application, and the above examples are only used to help understand the method and core idea of the present application; at the same time, for the general technical personnel in the field, according to the idea of the present application, there will be changes in the specific implementation mode and application range. In conclusion, the content of the specification should not be understood as a limitation of the present application.

Claims

1. A device for bending a profiled member, characterized in that: The utility model relates to a bending device for special-shaped material, which comprises a base, a first vertical column, a second vertical column, a top beam, a lower blade, an upper blade and a driving member. The bottom end of the first vertical column is fixedly connected with one end of the base perpendicularly. The bottom end of the second vertical column is fixedly connected with the other end of the base perpendicularly. One end of the top beam is fixedly connected with the top end of the first vertical column, and the other end is fixedly connected with the top end of the second vertical column. The lower blade is fixedly connected with the top of the base, and is used for placing special-shaped material to be bent. The upper blade is slidably connected with the first vertical column and the second vertical column respectively, and can press the special-shaped material to be bent into the lower blade to make the special-shaped material to be bent. The other end of the driving member is connected with the top of the upper blade to drive the upper blade to press into the lower blade, and the depth of the upper blade pressing into the lower blade can be controlled. The lower blade comprises a blade groove, first inclined surfaces symmetrically arranged on both sides of the blade groove, and the bottom of the first inclined surface is close to the middle part of the blade groove. The angle of the first inclined surface is 45 degrees.

2. The apparatus according to claim 1, wherein: The bottom of the upper blade is provided with second inclined surfaces symmetrically arranged on both sides.

3. The apparatus according to claim 2, wherein: The included angle between the two second inclined surfaces is 60 degrees.

4. The apparatus according to claim 3, wherein: The driving member comprises a plurality of jacks, a first reset member and a second reset member.

5. The apparatus according to claim 4, wherein: The top end of the jack abuts against the bottom surface of the top beam, and the bottom end of the jack abuts against the top of the upper blade.

6. The apparatus according to claim 5, wherein: The other end of the first reset member is fixedly connected with the upper blade.

7. The apparatus of claim 6, wherein: The other end of the second reset member is fixedly connected with the upper blade.

8. The apparatus of claim 1 wherein: The first vertical column is provided with a vertical first sliding groove at the bottom, and the second vertical column is provided with a vertical second sliding groove at the bottom. The first end of the upper blade is slidably connected with the first sliding groove through the first sliding groove. The second end of the upper blade is slidably connected with the second sliding groove through the second sliding groove. The first reset member is a first reset spring. The top end of the first reset spring is fixedly connected with the first vertical column. The bottom end of the second reset spring is fixedly connected with the first end of the upper blade. The second reset member is a second reset spring. The top end of the second reset spring is fixedly connected with the second vertical column. The bottom end of the second reset spring is fixedly connected with the second end of the upper blade. The utility model further comprises a reinforcing rib fixedly connected with the top of the top beam.

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