Forming die for floor connecting support

Abstract

According to the forming die for the floor connecting support, the upper end face of a lower die is provided with a large-V-shaped positioning boss and positioning grooves, wherein the large-V-shaped positioning boss is the same as the bent shape of the floor connecting support, and the positioning grooves are formed in the two sides of the positioning boss and are the same as the positioning boss in shape. The positioning boss and the positioning groove form a lower groove which is used for enabling the flanges of the two long side edges of the floor connecting support to face the positioning groove and to be buckled on the positioning boss. A groove matched with the positioning boss in shape is formed in the lower end face of the upper die, bosses protruding downwards and matched with the positioning groove in shape are arranged on the two sides of the groove, an upper groove matched with the lower groove is formed by the groove and the bosses, and an elastic positioning piece used for pressing the upper end face of the floor connecting support is arranged on the groove face in the middle of the groove. Fixed-angle bending conditions are provided for the floor connecting support with the two long side edges provided with the flanges, the machining efficiency and quality of the floor connecting support are improved, the batch production requirement is met, bending consistency is good, cost is low, and high use value is achieved.

Description

Technical Field

[0001] The utility model belongs to the technical field of forming molds, and in particular relates to a forming mold for a floor connecting bracket. Background Art

[0002] Body design is an important part of automobile design. Whether it is the development of a new model or a model based on a mature platform, body design plays an important role in the entire development task. The car floor is supported and connected by the floor connection bracket. Figure 3 The floor connecting bracket shown in the figure has flanges on both sides in the length direction. However, it is difficult to ensure the molding quality of the flanges without the help of a mold. In order to improve the molding efficiency, meet the requirements of mass production and reduce the processing cost, it is necessary to design a molding mold for the base plate connecting bracket. Utility Model Content

[0003] The technical problem solved by the utility model is: to provide a forming mold for a floor connection bracket, by setting an upper mold with a molding groove and a molding platform and a lower mold with a positioning boss and a positioning groove, a fixed-angle bending condition is provided for a floor connection bracket with flanges on two long sides, thereby improving the processing efficiency and quality of the floor connection bracket, meeting the requirements of mass production, having good bending consistency, low cost, and high use value.

[0004] The technical solution adopted by the utility model is as follows: a forming mold for a floor connection bracket comprises an upper mold fixedly mounted on a movable punch of a punch press and a lower mold located below the upper mold and fixed on a platform seat of the punch press, wherein the upper end surface of the lower mold is provided with a large V-shaped positioning boss having the same shape as the bending shape required for the floor connection bracket and positioning grooves located on both sides of the positioning boss and having the same shape as the positioning boss, wherein the positioning boss and the positioning groove form a lower groove for the flanges of the two long sides of the floor connection bracket to face the positioning groove and be buckled on the positioning boss; the lower end surface of the upper mold is provided with a large V-shaped positioning boss having the same shape as the bending shape required for the floor connection bracket and the positioning grooves; A groove is provided which is adapted to the shape of the positioning boss, and platforms are provided on both sides of the groove which protrude downward and are adapted to the shape of the positioning groove. The groove and the platforms form an upper groove which is adapted to the lower groove. An elastic positioning piece for pressing the upper end surface of the floor connection bracket is provided on the groove surface in the middle of the groove. The floor connection bracket is located between the lower groove and the upper groove, and when the punch drives the upper die to move downward, the elastic positioning piece, the positioning boss and the groove press and position the floor connection bracket, and the floor connection bracket is pressed and bent into shape through the cooperation of the lower groove and the upper groove of the groove.

[0005] Among them, the elastic positioning part includes a positioning column and a spring. A stepped slot hole with a lower end opening smaller than the upper end is provided in the middle of the bottom surface of the groove, and the positioning column is positioned in the stepped slot hole. The spring is located in the stepped slot hole and is sleeved and positioned on the positioning column. After the positioning column is pressed upward until the spring is compressed, the floor connecting bracket is pressed by the lower end of the positioning column.

[0006] Furthermore, a positioning ring is formed on the outer wall of the middle part of the positioning column, and the step surface at the lower end of the step slot is located above the positioning ring, and the step surface at the lower end of the step slot cooperates with the positioning ring to achieve the lower positioning of the positioning column, the lower end of the spring abuts against the positioning ring, and the upper end of the spring abuts against the upper slot surface of the step slot.

[0007] Furthermore, the lower mold includes a base plate, a middle module and two symmetrically arranged side modules, the two side modules are fixed on the base plate, and the middle module is located between the two side modules and fixedly connected to the side module on the corresponding side by bolts on the side wall of the middle module, and both edges of the upper end surface of the middle module and the inner edges of the upper end surface of the side module are provided with grooves whose groove surfaces are located on the same plane and have the same bending shape as the floor connecting bracket, an upwardly protruding positioning boss is formed between the grooves on both sides of the middle module, and the grooves on both sides of the middle module and the grooves on the side modules on the corresponding side form positioning grooves.

[0008] Furthermore, when the floor connection bracket is positioned and bent, the flanges on the two long sides are respectively located between the corresponding side walls of the positioning boss and the inner side wall of the molding platform, and the flat plate between the two flanges is located between the positioning boss and the top surface of the molding groove.

[0009] Furthermore, a push rod is fixed at the rear end of the middle module, and a handle is provided at the end of the push rod.

[0010] Furthermore, the upper mold is a T-shaped plate structure with an upper end dimension larger than a lower end dimension.

[0011] The advantages of this utility model compared with the prior art:

[0012] 1. This technical solution provides a fixed-angle bending condition for the floor connection bracket with flanges on two long sides by setting an upper die with a groove and a platform and a lower die with a positioning boss and a positioning groove, thereby improving the processing efficiency and quality of the floor connection bracket and meeting the requirements of mass production;

[0013] 2. The lower groove and the upper groove of this technical solution both adopt a large V-shaped structure with the same bending angle as the floor connection bracket, providing a positioning bending structure that meets the bending angle requirements for the floor connection bracket;

[0014] 3. This technical solution ensures the reliability of the relative position of the floor connection bracket during the downward bending process by arranging an elastic positioning piece in the middle of the groove of the upper mold, thereby ensuring the bending quality of the floor connection bracket;

[0015] 4. This technical solution has a simple structure, novel and reasonable design, reduces the bending difficulty of the floor connection bracket with flange, has good bending consistency, low cost, and high use value. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the structure of the utility model;

[0017] Figure 2 This is a schematic diagram of the installation structure of the elastic positioning column of the utility model on the upper mold;

[0018] Figure 3 Schematic diagram of the floor connection bracket structure. DETAILED DESCRIPTION

[0019] The following will be combined with the embodiment of the present utility model Figure 1-2 , 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 them. 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.

[0020] It should be noted that, in this document, unless otherwise stated, it should be understood that the terms "center", "upper", "lower", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", etc., indicating positions or positional relationships based on the positions or positional relationships shown in the accompanying drawings, are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as limiting the present invention. In addition, the terms "first", "second", "third", etc., are used for descriptive purposes only and cannot be understood as indicating or implying relative importance.

[0021] In this document, the terms "comprises", "comprising" or any other variation thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device comprising a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further limitations. The elements defined by the sentence "comprising a ..." do not exclude the presence of other identical elements in the process, method, article or device comprising the elements.

[0022] Forming die for floor connection bracket, such as Figure 1-2As shown, it includes an upper die 1 fixedly mounted on the moving punch of the punch press and a lower die 2 located below the upper die 1 and fixed on the platform seat of the punch press, the upper end surface of the lower die 2 is formed with a large V-shaped positioning boss 3 of the same shape as the bending shape of the floor connection bracket 5 and a positioning groove 4 located on both sides of the positioning boss 3 and having the same shape as the positioning boss 3, the positioning boss 3 and the positioning groove 4 form a lower groove for the flanges 6 on the two long sides of the floor connection bracket 5 facing the positioning groove 4 and buckled on the positioning boss 3; the lower end surface of the upper die 1 is formed with a groove 7 adapted to the shape of the positioning boss 3, and both sides of the groove 7 are provided with a platform 8 protruding downward and adapted to the shape of the positioning groove 4, the groove 7 and the platform 8 form an upper groove adapted to the lower groove, and the middle groove surface of the groove 7 is provided with a groove for pressing the floor connection bracket 5 The elastic positioning piece on the upper end surface, the floor connection bracket 5 is located between the lower groove and the upper groove, and when the punch drives the upper die 1 to move downward, the elastic positioning piece and the positioning boss 3 and the groove 7 press and position the floor connection bracket 5, and the floor connection bracket 5 is pressed and bent into shape by the cooperation of the lower groove and the upper groove of the groove 7; in the above structure, by setting the upper die 1 with the groove 7 and the platform 8 and the lower die 2 with the positioning boss 3 and the positioning groove 4, a fixed-angle bending condition is provided for the floor connection bracket 5 with flanges 6 on two long sides, thereby improving the processing efficiency and quality of the floor connection bracket 5 and meeting the requirements of mass production; the lower groove and the upper groove both adopt a large V-shaped structure with the same bending angle as that required by the floor connection bracket 5, providing a positioning bending structure that meets the bending angle requirements for the floor connection bracket 5;

[0023] like Figure 2As shown, the elastic positioning member includes a positioning column 9 and a spring 10, and a stepped slot hole 11 with a lower end hole smaller than the upper end is provided in the middle of the bottom surface of the groove 7, and the positioning column 9 is positioned downward in the stepped slot hole 11, and the spring 10 is located in the stepped slot hole 11 and is sleeved on the positioning column 9. The positioning column 9 is pressed and moved upward until the spring 10 is compressed, and the floor connecting bracket 5 is pressed by the lower end of the positioning column 9; specifically, a positioning ring platform is formed on the outer wall of the middle part of the positioning column 9, and the step surface at the lower end of the stepped slot hole 11 is located above the positioning ring platform, and the step surface at the lower end of the stepped slot hole 11 cooperates with the positioning ring platform to realize the lower positioning of the positioning column 9, and the lower end of the spring 10 abuts against the positioning ring platform, and the upper end of the spring 10 abuts against the stepped slot hole 11. Upper groove surface; in order to facilitate the installation of the positioning column 9 and the spring 10, the part with the groove 7 and the platform 8 can be designed as a split structure with the upper end. After the positioning column 9 and the spring 10 are installed, the two parts can be welded into one; in the above structure, the spring 10 and the positioning column 9 are arranged, which is conducive to applying a certain pressure to the floor connection bracket 5 through the positioning column 9 under the action of the spring 10 when the groove 7 and the platform 8 are not in contact with the lower mold 2, thereby ensuring the reliability of the relative position of the floor connection bracket 5 during the downward pressing and bending process. Among them, when bending, when the positioning column 9 moves up to the extreme position, the lower end surface of its arc structure is flush with the groove surface of the groove 7, thereby avoiding the appearance of indentations on the upper end surface of the floor connection bracket 5, and ensuring the bending quality of the floor connection bracket.

[0024] like Figure 1 As shown, the specific structure of the lower mold 2 is as follows: the lower mold 2 includes a bottom plate 2-1, a middle module 2-2 and two symmetrically arranged side modules 2-3, the two side modules 2-3 are fixed on the bottom plate 2-1, and the middle module 2-2 is located between the two side modules 2-3, and is fixedly connected to the side module 2-3 on the corresponding side by bolts on the side wall of the middle module 2-2, and the two edges of the upper end surface of the middle module 2-2 and the inner edge of the upper end surface of the side module 2-3 are formed with grooves whose groove surfaces are located on the same plane and have the same bending shape as the floor connecting bracket 5, an upwardly protruding positioning boss 3 is formed between the grooves on both sides of the middle module 2-2, and the grooves on both sides of the middle module 2-2 and the grooves on the corresponding side of the side module 2-3 form a positioning groove 4; specifically, when the floor connecting bracket 5 is positioned and bent, the flanges 6 on the two long sides are respectively located between the side walls on the corresponding sides of the positioning boss 3 and the inner side walls of the molding platform 8, and the flat plate between the two flanges 6 is located between the positioning boss 3 and the top surface of the molding groove 7.

[0025] Among them, a push rod 2-4 is fixed at the rear end of the middle module 2-2, and a handle 2-5 is provided at the end of the push rod 2-4. When the middle module 2-2 is removed, it is convenient to hold the handle 2-5 and push the middle module 2-2 through the push rod 2-4; specifically, the upper mold 1 is a T-shaped plate structure with the upper end size larger than the lower end size. When it is moved downward and bent, the lower end of the upper mold 1 is located between the two side modules 2-3.

[0026] The technical solution has a simple structure, a novel and reasonable design, reduces the difficulty of bending the floor connecting bracket 5 with a flange, has good bending consistency, low cost, and high use value.

[0027] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

[0028] In addition, it should be understood that although the present specification is described according to implementation modes, not every implementation mode contains only one independent technical solution. This description of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment may also be appropriately combined to form other implementation modes that can be understood by those skilled in the art.

Claims

1. A molding die for a floor connection bracket, characterized in that: The invention comprises an upper die (1) fixedly mounted on a movable punch of a punch press and a lower die (2) located below the upper die (1) and fixed on a platform seat of the punch press, wherein the upper end surface of the lower die (2) is provided with a large V-shaped positioning boss (3) having the same shape as the bending shape required for the floor connection bracket (5) and positioning grooves (4) located on both sides of the positioning boss (3) and having the same shape as the positioning boss (3), wherein the positioning boss (3) and the positioning groove (4) form a lower groove for the flanges (6) on the two long sides of the floor connection bracket (5) facing the positioning groove (4) and buckled on the positioning boss (3); the lower end surface of the upper die (1) is provided with a V-shaped positioning boss (3) having the same shape as the positioning boss (3) and a positioning groove (4) located on both sides of the positioning boss (3) and having the same shape as the positioning boss (3); The molded groove (7) is matched with the molded groove (4), and molded platforms (8) protruding downward and matching the shape of the positioning groove (4) are provided on both sides of the molded groove (7). The molded groove (7) and the molded platform (8) form an upper molded groove matching the lower molded groove. An elastic positioning member for pressing the upper end surface of the floor connection bracket (5) is provided on the middle groove surface of the molded groove (7). The floor connection bracket (5) is located between the lower molded groove and the upper molded groove. When the punch drives the upper die (1) to move downward, the elastic positioning member and the positioning boss (3) and the molded groove (7) press and position the floor connection bracket (5). At the same time, the floor connection bracket (5) is pressed and bent into shape by the cooperation of the lower molded groove and the upper molded groove of the molded groove (7).

2. The molding die for the floor connection bracket according to claim 1, characterized in that: The elastic positioning member comprises a positioning column (9) and a spring (10); a stepped slot hole (11) with a lower opening smaller than an upper opening is provided in the middle of the bottom surface of the profile groove (7); the positioning column (9) is positioned downward in the stepped slot hole (11); the spring (10) is located in the stepped slot hole (11) and is positioned on the positioning column (9); the positioning column (9) is pressed upward until the spring (10) is compressed, and the floor connection bracket (5) is pressed by the lower end of the positioning column (9).

3. The molding die for the floor connection bracket according to claim 2, characterized in that: A positioning ring platform is formed on the outer wall of the middle part of the positioning column (9), and the step surface at the lower end of the stepped slot hole (11) is located above the positioning ring platform. Under the cooperation of the step surface at the lower end of the stepped slot hole (11) and the positioning ring platform, the positioning column (9) is positioned downwardly. The lower end of the spring (10) abuts against the positioning ring platform, and the upper end of the spring (10) abuts against the upper slot surface of the stepped slot hole (11).

4. The molding die for the floor connection bracket according to claim 1, characterized in that: The lower mold (2) comprises a bottom plate (2-1), a middle module (2-2) and two symmetrically arranged side modules (2-3), the two side modules (2-3) being fixed on the bottom plate (2-1), and the middle module (2-2) being located between the two side modules (2-3) and being fixedly connected to the side module (2-3) on the corresponding side by bolts on the side wall of the middle module (2-2), both edges of the upper end surface of the middle module (2-2) and the inner edges of the upper end surfaces of the side modules (2-3) are provided with grooves whose groove surfaces are located on the same plane and have the same bending shape as the floor connection bracket (5), a positioning boss (3) protruding upward is formed between the grooves on both sides of the middle module (2-2), and the grooves on both sides of the middle module (2-2) and the grooves on the corresponding side modules (2-3) form positioning grooves (4).

5. The molding die for the floor connection bracket according to claim 4, characterized in that: When the floor connection bracket (5) is positioned and bent, the flanges (6) on the two long sides are respectively located between the corresponding side walls of the positioning boss (3) and the inner side wall of the molding platform (8), and the flat plate between the two flanges (6) is located between the positioning boss (3) and the top surface of the molding groove (7).

6. The molding die for the floor connection bracket according to claim 5, characterized in that: A push rod (2-4) is fixed at the rear end of the middle module (2-2), and a handle (2-5) is provided at the end of the push rod (2-4).

7. The forming mold for the floor connection bracket according to any one of claims 1 to 6, characterized in that: The upper mold (1) is a T-shaped plate structure with the upper end dimension being larger than the lower end dimension.

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