A barrel hoop extrusion forming wheel set

Abstract

The utility model relates to a barrel hoop extrusion forming wheel set, comprising a first flattening hoop pair of wheels, a second pre-bending forming hoop pair of wheels, a third pre-folding forming hoop pair of wheels, a fourth bending forming hoop pair of wheels, a fifth folding forming hoop pair of wheels, and a final forming hoop pair of wheels which are arranged in sequence; the first flattening hoop pair of wheels, the second pre-bending forming hoop pair of wheels, the third pre-folding forming hoop pair of wheels, the fourth bending forming hoop pair of wheels, the fifth folding forming hoop pair of wheels, and the final forming hoop pair of wheels are all composed of corresponding upper wheels and lower wheels; the outer periphery of the final formed clamp part is the clamp upper edge, the clamp outer edge, and the clamp lower edge in sequence. The utility model ensures the consistency of the clamp shape, reduces the scrap rate, and improves production efficiency.

Description

Technical Field

[0001] The utility model belongs to the technical field of barrel making and relates to a barrel hoop extrusion molding wheel set. Background Art

[0002] The barrel hoop is an important component in the barrel making process, and its strength is related to the sealing quality and service life of the steel barrel.

[0003] Traditional barrel hoop curling processing methods mostly rely on manual labor, which requires a high level of technical skills of the processing operators, has low production efficiency, and the quality of the finished products is uneven. It cannot meet the needs of large-scale supply in a short period of time, and the scrap rate is extremely high, wasting production costs. Summary of the invention

[0004] The utility model aims to provide a barrel hoop extrusion forming wheel set, which can solve the above-mentioned problems and improve the production efficiency.

[0005] According to the technical solution provided by the utility model: a barrel hoop extrusion forming wheel group includes a first flattening hoop pair of wheels, a second pre-bending forming hoop pair of wheels, a third pre-folding forming hoop pair of wheels, a fourth bending forming hoop pair of wheels, a fifth folding forming hoop pair of wheels, and a final forming hoop pair of wheels which are arranged in sequence; the first flattening hoop pair of wheels, the second pre-bending forming hoop pair of wheels, the third pre-folding forming hoop pair of wheels, the fourth bending forming hoop pair of wheels, the fifth folding forming hoop pair of wheels, and the final forming hoop pair of wheels are all composed of corresponding upper wheels and lower wheels; the outer periphery of the finally formed clamp part is the clamp upper edge, the clamp outer edge, and the clamp lower edge in sequence.

[0006] As a further improvement of the utility model, a flattening cavity is provided between the first flattening hoop pair of wheels, and the flattening cavity includes a flattening groove on the upper side of the clamp, a flattening groove on the lower side of the clamp, and a first rebound groove which are arranged in sequence.

[0007] As a further improvement of the utility model, a pre-bending cavity is provided between the second pre-bending forming hoop pair of wheels, and the pre-bending cavity includes a pre-bending groove on the upper side of the clamp, a pre-bending groove on the outer side of the clamp, a pre-bending groove on the lower side of the clamp, and a second rebound groove which are arranged in sequence.

[0008] As a further improvement of the utility model, a pre-folding cavity is provided between the third pre-folding forming hoop pair of wheels, and the pre-folding cavity includes a pre-folding groove on the upper side of the clamp, a pre-folding groove on the outer side of the clamp, and a pre-folding groove on the lower side of the clamp which are arranged in sequence.

[0009] As a further improvement of the utility model, a bending forming cavity is provided between the fourth bending forming hoop pair of wheels, and the bending forming cavity includes a bending forming groove on the upper side of the clamp, a bending forming groove on the outer side of the clamp, and a bending forming groove on the lower side of the clamp which are arranged in sequence.

[0010] As a further improvement of the utility model, a folding forming cavity is provided between the fifth folding forming hoop pair of wheels, and the folding forming cavity includes a folding forming groove on the upper side of the clamp, a folding forming groove on the outer side of the clamp, and a folding forming groove on the lower side of the clamp which are arranged in sequence.

[0011] As a further improvement of the utility model, a molding cavity is provided between the final molding hoop pair of wheels, and the molding cavity includes a molding groove on the upper side of the clamp, a molding groove on the outer side of the clamp, and a molding groove on the lower side of the clamp which are arranged in sequence.

[0012] The positive effects of this application are:

[0013] The utility model ensures the consistency of the shape of the clamp, reduces the scrap rate and improves the production efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a structural schematic diagram of the utility model.

[0015] Figure 2 It is a structural schematic diagram of the first flattening hoop pair of wheels of the utility model.

[0016] Figure 3 It is a schematic structural diagram of the second pre-bent forming hoop pair wheel of the utility model.

[0017] Figure 4 It is a schematic structural diagram of the third pre-folded edge forming hoop pair wheel of the utility model.

[0018] Figure 5 It is a schematic structural diagram of the fourth bending forming hoop pair wheel of the utility model.

[0019] Figure 6 It is a structural schematic diagram of the fifth folding forming hoop pair wheel of the utility model.

[0020] Figure 7 It is a structural schematic diagram of the final formed hoop pair wheel of the utility model.

[0021] Figure 8 It is a schematic diagram of the working state of the utility model.

[0022] Fig. 9 It is a structural schematic diagram of the barrel cover installation groove of the utility model.

[0023] Fig.10 It is a structural schematic diagram of the clamp part of the utility model.

[0024] Fig.11 It is a structural schematic diagram of the sealing ring of the utility model.

[0025] Fig.12 It is a structural schematic diagram of the barrel body mounting ring of the utility model.

[0026] Fig.13 It is a schematic diagram of the utility model when it is placed horizontally and falls.

[0027] Figure 1-Figure 13 The invention comprises a barrel body mounting ring 1, a barrel cover mounting groove 2, a barrel cover top arc 2-1, a barrel cover inner edge surface 2-2, a barrel cover outer edge surface 2-3, a clamp part 3, a clamp upper edge 3-1, a clamp outer edge 3-2, a clamp lower edge 3-3, a sealing ring 4, a first flattening hoop pair wheel 5, a second pre-bending forming hoop pair wheel 6, a third pre-folding forming hoop pair wheel 7, a fourth bending forming hoop pair wheel 8, a fifth folding forming hoop pair wheel 9, and a final forming hoop pair wheel 10, etc. DETAILED DESCRIPTION

[0028] It should be noted that, in the absence of conflict, the embodiments and features in the embodiments of the present invention can be combined with each other. The present invention will be described in detail below with reference to the accompanying drawings and in combination with the embodiments.

[0029] In order to enable those skilled in the art to better understand the solution of the utility model, 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 should fall within the scope of protection of the utility model.

[0030] It should be noted that the terms "first", "second", etc. in the specification and claims of the utility model and the above-mentioned drawings are used to distinguish similar objects, and are not necessarily used to describe a specific order or sequence. It should be understood that the data used in this way can be interchanged where appropriate, so as to describe the embodiments of the utility model described herein. In addition, similar terms such as "including" and "having" mean that in addition to those contents already listed in "including" and "having", other contents that have not been listed can also be "included" and "having"; for example, a process, method, system, product or device that can include a series of steps or units is not necessarily limited to those steps or units that have been clearly listed, but can include other steps or units that are not clearly listed or inherent to these processes, methods, products or devices.

[0031] Due to the angle of the drawing, some components may not be drawn, but their positions and connection relationships can be partially understood based on the text expression.

[0032] like Figure 1As shown, the utility model is a barrel hoop extrusion forming wheel set, comprising a first flattening hoop pair of wheels 5, a second pre-bending forming hoop pair of wheels 6, a third pre-folding forming hoop pair of wheels 7, a fourth bending forming hoop pair of wheels 8, a fifth folding forming hoop pair of wheels 9, and a final forming hoop pair of wheels 10, which are arranged in sequence. The first flattening hoop pair of wheels 5, the second pre-bending forming hoop pair of wheels 6, the third pre-folding forming hoop pair of wheels 7, the fourth bending forming hoop pair of wheels 8, the fifth folding forming hoop pair of wheels 9, and the final forming hoop pair of wheels 10 are all composed of corresponding upper wheels and lower wheels.

[0033] like Figure 2 As shown, a flattening cavity is provided between the first flattening hoop and the wheel 5, and the flattening cavity includes a clamp upper flattening groove 5-1, a clamp lower flattening groove 5-2, and a first rebound groove 5-3 arranged in sequence. The flattened steel strip is initially formed by the first flattening hoop and the wheel 5.

[0034] like Figure 3 As shown, a pre-bending cavity is provided between the second pre-bending forming hoop and the wheel 6, and the pre-bending cavity includes a pre-bending groove 6-1 on the upper side of the clamp, a pre-bending groove 6-2 on the outer side of the clamp, a pre-bending groove 6-3 on the lower side of the clamp, and a second rebound groove 6-4 arranged in sequence. The initially formed steel strip is pre-bent by the second pre-bending forming hoop to the wheel 6.

[0035] like Figure 4 As shown, a pre-folding cavity is provided between the third pre-folding forming hoop and the wheel 7, and the pre-folding cavity includes a pre-folding groove 7-1 on the upper side of the clamp, a pre-folding groove 7-2 on the outer side of the clamp, and a pre-folding groove 7-3 on the lower side of the clamp, which are arranged in sequence. The pre-bent steel strip is pre-folded on the wheel 7 by passing through the third pre-folding forming hoop.

[0036] like Figure 5 As shown, a bending forming cavity is provided between the fourth bending forming hoop pair wheel 8, and the bending forming cavity includes a bending forming groove 8-1 on the upper side of the clamp, a bending forming groove 8-2 on the outer side of the clamp, and a bending forming groove 8-3 on the lower side of the clamp, which are arranged in sequence. The pre-folded steel strip is bent and formed by passing through the fourth bending forming hoop pair wheel 8.

[0037] like Figure 6 As shown, a folding forming cavity is provided between the fifth folding forming hoop pair wheel 9, and the folding forming cavity includes a folding forming groove 9-1 on the upper side of the clamp, a folding forming groove 9-2 on the outer side of the clamp, and a folding forming groove 9-3 on the lower side of the clamp. The steel strip after bending is folded through the fourth folding forming hoop pair wheel 9.

[0038] like Figure 7As shown, a forming cavity is provided between the final forming hoop pair wheel 10, and the forming cavity includes a forming groove 10-1 on the upper side of the clamp, a forming groove 10-2 on the outer side of the clamp, and a forming groove 10-3 on the lower side of the clamp. The steel strip after the folding forming passes through the fourth forming hoop pair wheel 10 for final forming.

[0039] The outer periphery of the clamp portion 3 finally formed is sequentially composed of a clamp upper edge 3 - 1 , a clamp outer edge 3 - 2 , and a clamp lower edge 3 - 3 .

[0040] The working process of the utility model is as follows:

[0041] The installation scenarios of the barrel hoop are as follows: Figure 8 As shown, an open barrel sealing structure comprises a barrel body, a barrel cover is installed on the barrel body, a sealing ring 4 is arranged between the two and fixed by a barrel hoop. The upper part of the barrel body is a barrel body mounting ring 1, the outer periphery of the barrel cover is a barrel cover mounting groove 2, the barrel body mounting ring 1 is located in the barrel cover mounting groove 2, the outer periphery of the barrel hoop is a clamp part 3, and the clamp part 3 is sleeved on the barrel body mounting ring 1 and the outer periphery of the barrel cover mounting groove 2 through interference fit.

[0042] like Fig. 9 As shown, the top of the barrel cover installation groove 2 is the barrel cover top arc 2-1, the inside is the barrel cover inner edge surface 2-2, and the outside is the barrel cover outer edge surface 2-3.

[0043] like Fig.11 As shown, a barrel body positioning groove 4-1 is provided at the bottom of the sealing ring 4. The barrel body positioning groove 4-1 wraps the upper part of the barrel body mounting ring 1. The remaining contours of the sealing ring 4 are adapted to the barrel cover mounting groove 2.

[0044] like Fig.10 As shown, the outer periphery of the clamp part 3 is sequentially composed of the clamp upper edge 3-1, the clamp outer edge 3-2, and the clamp lower edge 3-3. The clamp upper edge 3-1 abuts against the top arc 2-1 of the barrel cover, the clamp outer edge 3-2 is close to the outer edge surface 2-3 of the barrel cover, and the clamp lower edge 3-3 abuts against the lower part of the barrel body mounting ring 1, firmly clamping the barrel body mounting ring 1 and the barrel cover mounting groove 2. The clamp outer edge 3-2 is a plane.

[0045] A sealing groove cavity is formed between the barrel body mounting ring 1 and the barrel cover mounting groove 2, and the sealing groove cavity is gradually compressed from the outside to the inside.

[0046] like Fig.13 As shown, when the open barrel falls sideways, the outer edge 3-2 of the clamp contacts the ground. Since it is a plane, the deformation is small and the seal of the open barrel is stable.

[0047] It is understood that the above embodiments are merely exemplary embodiments used to illustrate the principles of the present invention, but the present invention is not limited thereto. For those skilled in the art, various modifications and improvements can be made without departing from the spirit and essence of the present invention, and these modifications and improvements are also considered to be within the scope of protection of the present invention.

Claims

1. A barrel hoop extrusion forming wheel set, characterized in that: The invention comprises a first pair of flattening hoop wheels (5), a second pair of pre-bending and forming hoop wheels (6), a third pair of pre-folding and forming hoop wheels (7), a fourth pair of bending and forming hoop wheels (8), a fifth pair of folding and forming hoop wheels (9), and a final pair of forming hoop wheels (10) which are arranged in sequence; the first pair of flattening hoop wheels (5), the second pair of pre-bending and forming hoop wheels (6), the third pair of pre-folding and forming hoop wheels (7), the fourth pair of bending and forming hoop wheels (8), the fifth pair of folding and forming hoop wheels (9), and the final pair of forming hoop wheels (10) are all composed of corresponding upper wheels and lower wheels; the outer periphery of the finally formed clamping part (3) is, in sequence, a clamping hoop upper edge (3-1), a clamping hoop outer edge (3-2), and a clamping hoop lower edge (3-3).

2. The barrel hoop extrusion forming wheel set according to claim 1, characterized in that: A flattening cavity is provided between the first flattening hoop pair of wheels (5), and the flattening cavity comprises a clamp upper flattening groove (5-1), a clamp lower flattening groove (5-2), and a first rebound groove (5-3) which are arranged in sequence.

3. The barrel hoop extrusion forming wheel set according to claim 1, characterized in that: A pre-bending cavity is provided between the second pre-bending forming hoop pair of wheels (6), and the pre-bending cavity comprises a pre-bending groove (6-1) on the upper side of the clamp, a pre-bending groove (6-2) on the outer side of the clamp, a pre-bending groove (6-3) on the lower side of the clamp, and a second rebound groove (6-4) which are arranged in sequence.

4. The barrel hoop extrusion forming wheel set according to claim 1, characterized in that: A pre-folding cavity is provided between the third pre-folding forming hoop pair of wheels (7), and the pre-folding cavity comprises a pre-folding groove (7-1) on the upper side of the clamp, a pre-folding groove (7-2) on the outer side of the clamp, and a pre-folding groove (7-3) on the lower side of the clamp, which are arranged in sequence.

5. The barrel hoop extrusion forming wheel set according to claim 1, characterized in that: A bending forming cavity is provided between the fourth bending forming hoop pair of wheels (8), and the bending forming cavity comprises a bending forming groove (8-1) on the upper side of the clamp, a bending forming groove (8-2) on the outer side of the clamp, and a bending forming groove (8-3) on the lower side of the clamp, which are arranged in sequence.

6. The barrel hoop extrusion forming wheel set according to claim 1, characterized in that: A folding forming cavity is provided between the fifth folding forming hoop pair of wheels (9), and the folding forming cavity comprises a folding forming groove (9-1) on the upper side of the clamp, a folding forming groove (9-2) on the outer side of the clamp, and a folding forming groove (9-3) on the lower side of the clamp, which are arranged in sequence.

7. The barrel hoop extrusion forming wheel set according to claim 1, characterized in that: A forming cavity is provided between the final forming hoop pair of wheels (10), and the forming cavity comprises a forming groove (10-1) on the upper side of the clamp, a forming groove (10-2) on the outer side of the clamp, and a forming groove (10-3) on the lower side of the clamp, which are arranged in sequence.

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