REDUCED WEIGHT NON-REMOVABLE FASTENER

Abstract

The invention relates to a connecting element (10) with a toothed shaft (13) and a head (11) concentric with the said shaft (13). The novelty includes at least two support elements (14) provided as protrusions on the head (11), at least one groove (20) provided on one side of each support element (14) forming a side wall (142) which allows the application of the rotational force to the connecting element (10), and a groove base (21) extending inclined from a lower edge (144) of the said side wall (142) towards the top of the adjacent support element (14), and the outer diameter of the head (11) decreases as it moves away from the shaft (13). Figure 1

Description

1 TARIFF REDUCED WEIGHT NON-REMOVABLE FASTENER TECHNICAL AREA 5 The invention describes a lightweight, non-removable fastener after assembly and to ensure the assembly of the aforementioned fastener and the connection in question This fastener is specifically designed to facilitate the assembly of the component. It relates to a drive apparatus. 10 PREVIOUS TECHNIQUE Fasteners are the most fundamental structure of constructions, regardless of the industry. They are stones. In a building made of steel profiles, there are 15,000 pieces. In automobiles, this is the simplest method preferred for joining parts together. They are affordable and reliable components. Technology is advancing day by day. people's expectations from the devices and tools they use / own This leads to an increase in needs. Innovations emerge to meet these needs. It is emerging. With the increasing environmental awareness in the world in recent years, CO2 emissions have decreased by 20%. the need to reduce and control / limit emissions has emerged Automotive manufacturers have also carried out studies to address this need. and have compelled their suppliers to work towards this goal. One of the major problems, especially for electric and hydrogen fuel cell vehicles. Reducing weight to increase driving range has become a global trend. This has come to light. In vehicles, especially in areas where safety is needed, the problem needs to be solved. Unwanted shear bolts are frequently used. These bolts are cold. After the shaping process, the head area is conically hollowed out by machining. The head section will detach once the target torque is reached during assembly. They are designed so that the broken key holder area reduces the bolt's ability to be removed by 30. It eliminates the need for dismantling. Thus, it cannot be removed in areas where security is required. Connections are established. These elements are almost universal today. They are used in all vehicles in different sizes and diameters but for similar purposes. 2 Non-removable fasteners are generally used for safety purposes. These Besides the main expectation from the elements being non-destructive, they should also be economical, lightweight and It is also expected to be long-lasting. However, currently these elements... It is produced using excess raw materials and can break at the targeted torque. For this purpose, a portion of the raw material is reduced through machining. In addition, 5 The bolt head that breaks off after torqueing also becomes unusable. In terms of weight... Upon examination, the bolt, which is intended to provide a secure connection, is used It can be seen that the unused part is lighter than the unused part. The actual cost The resulting part is scrap and is for waste raw materials that will not be used. An extra payment is made. In addition, 10 is required for emptying the head form. The machining process involved also results in an additional cost. This Therefore, possessing the characteristics described above, which are present in the known state of the art. It is known that current designs are quite inefficient economically. This... along with fasteners, friction coefficient control and, more importantly Cold forming and heat treatment to provide corrosion resistance 15 It is then coated. With this coating, the fasteners are heated. They remain resistant to corrosion even under challenging conditions such as cold, humidity, and salt. They are expected to perform the task assigned to them. Another important aspect of shear bolts is... The disadvantage is the risk of the head breaking off in the shaft section after torquing. The uncoated portion is exposed to corrosion risk. Especially the different 20 Vehicles used under these conditions have components that are susceptible to corrosion in this way. Its presence poses a risk in every respect. The connecting element will eventually... It becomes unable to perform its function due to corrosion, only It endangers not only the fastener but also the components it connects. Human The failure to properly service and maintain these vehicles carrying 25 Undesirable consequences due to the inability to replace corroded elements. Accidents can happen. In addition to economic inefficiency and susceptibility to corrosion, There is also the issue of the environmental damage caused by these extra processes. The use of materials is inefficient, as resources are already dwindling day by day. Its use also poses a threat to the environment. This is 30 alongside the machining process following the cold forming process Cooling components such as the boron oil used also pose a threat to environmental health. It constitutes. 3 In conclusion, all the problems mentioned above require an innovation in the relevant technical field. This has made it necessary to do it. A BRIEF DESCRIPTION OF THE INVENTION The main purpose of the invention is to achieve what is stated above in the current state of the art. To overcome the disadvantages, it has an improved, specially designed head shape. a fastening element and the means to ensure the assembly of said fastening element. The goal is to provide a drive device specifically designed for the connecting element. Another purpose of the invention is for use in areas where security is needed. The goal is to provide an unbreakable connecting element. Another purpose of the invention is to produce materials using only cold, without the need for machining. A connector with a special head shape that can be produced by shaping 15 It is to design. Another aim of the invention is to create a more environmentally friendly product by reducing the use of raw materials. an economical and therefore more efficient process-produced fastener to provide. 20 Another aim of the invention is to use the newly developed head form in corrosive environments. If used, the fastener's corrosion resistance ensures its durability. a 25 that has not suffered corrosion-related damage, which shortens its lifespan. The goal is to provide an unbreakable connecting element. All the purposes mentioned above and those that will emerge from the detailed explanation below. The present invention aims to achieve this by attaching a toothed shaft to a shaft that is concentric with the aforementioned shaft. It relates to a fastener with a head. Accordingly, the protrusion on the head is 30. at least two support elements provided in this manner, with one side of each support element a provided and enabling the application of rotational force to the connecting element at least one recess provided to form the side wall and the said side wall extending inclined from one lower edge towards the top of the adjacent support element 4 It includes a hollow base. Also, the outer diameter of the head increases as it moves away from the shaft. is decreasing. Thus, when a pushing force is applied to the side wall, the connection The element is assembled by rotating it. However, force is transmitted in the opposite direction. This is not possible. Therefore, a non-removable fastening element is obtained. However, thanks to the conical structure of the head, the connecting element is 5 Material flow and formability are easily maintained during cold forming. This is ensured by the molds used in the cold forming process as well. It increases its lifespan. Additionally, the softness provided in the existing structure of the head... Thanks to the transitions, the sharp edge of the fastener that remains exposed after assembly is preserved. reducing the occupational safety risk caused by having edges, link 10 risk of injury to people working around it after assembly of the component It reduces [the impact of the invention]. However, around the connecting element that is the subject of the invention... the fastener of the parts that have been or will be assembled Damage that may occur due to the sharp edges in the head design It also eliminates the risk of coming undone. The head of the connecting element that is the subject of the invention is 15 Thanks to the conical shape and grooved structure of this part, the head and consequently the connection The weight of the element is reduced, preventing the fastener from being easily removed. and the reliability of the fastener is increased. Subject of the invention The special head design of the connector ensures the safety of that connector. It also serves the function of being a connecting element. 20 A possible configuration of the invention involves a connection between the upper edge of the side wall and the hollow base. It includes an upper wall that extends between the hollow top edge. Thus, the top of the head 25 Flat areas are created on the sides, and the effect of sharp edges is reduced. In a possible configuration of the invention, four support elements are provided. Thus, the contact area over which force is transmitted is increased. In a possible configuration of the invention, the center of the side wall mounting element This is achieved in a plane passing through the axis. Thus, torqueing for the tightening operation. Maximum force transfer is ensured during this process. In a possible configuration of the invention, the hollow base is provided in a concave form. Thus, the weight of the fastener is reduced. The invention also relates to a drive apparatus suitable for the aforementioned connecting element. As an innovation, the form of the support element provided on the connector is 5 It includes a compatible housing. Thus, the drive mechanism supports the connecting element. By wrapping around a portion of the body, force is transmitted in one direction only. A possible configuration of the invention is the housing; the support element is inside the housing. When installed, it includes at least one drive wall against which the side wall rests. Thus, 10 When the drive device is rotated, force is transferred from the drive wall to the connecting element. The transfer is thus ensured. In a possible configuration of the invention, a convex structure would be located adjacent to the actuation wall. The form includes a housing base. Thus, the drive element is connected to 15 The contact area between the connecting elements is increased. BRIEF DESCRIPTION OF THE FIGURES Figure 1 shows a representative isometric view of the fastener element that is the subject of the invention. 20 It has been given. Figures 2 and 3 show representative preliminary views of the fastening element that is the subject of the invention. Figures 4a and 4b show representative top views of the fastener element that is the subject of the invention. 25 It has been given. Figure 5a shows a representative side view of the head of the fastening element that is the subject of the invention. It has been given. Figure 5b shows a representative side cross-section of the head of the fastening element that is the subject of the invention. The appearance is given. 6 Figure 5c shows another side representation of the head of the connecting element that is the subject of the invention. The appearance is given. Figure 5d shows a representative isometric view of the head of the connecting element that is the subject of the invention. The appearance is given. 5 Figures 6a and 6b show the fastener element that is the subject of the invention and the aforementioned fastener. designed to fit the fastener for assembling the element Representative isometric views of a drive apparatus are given. Figures 7a and 7b show representative isometric views of the aforementioned drive apparatus. It has been given. Figure 8 shows the assembly process of the connecting element and the drive apparatus that are the subject of this invention. Representative side views are given as of the time of construction. 15 DETAILED DESCRIPTION OF THE INVENTION This detailed description defines the fastener element that is the subject of the invention and the aforementioned connection. suitable drive apparatus (40) for the element (10) only to better understand the subject 20 This is explained with examples that will not create any limiting effect. As can be seen in Figure 1, the connecting element (10) of the invention is basically a shaft (13) and a head (11) supplied integrated with the aforementioned shaft (13) It includes. The mentioned shaft (13) starts from one end of the shaft (131) and goes to the head (11) 25 The correct one has at least a partial toothed section (132). The head (11) is supplied with a larger diameter than the shaft (13). The head (11) has an outer diameter It is provided in a form that narrows as it moves away from the shaft (13). Another In other words, the head (11) is provided in a conical form. Thus, 30 used in the head (11) Weight is reduced by reducing the amount of material. At least two support elements (14) provided in the form of a protrusion on the head (11) It is located. On one side of the mentioned support element (14) is a side wall (142) 7 at least two holes (20) provided between the support elements (14) in order to obtain It is located. The mentioned cavity (20) is the side wall (142) of a support element (14) a discharge made between the top of the adjacent support element (14) and the adjacent support element (14) It is provided in the form of a lower edge of the side wall (142) adjacent to (144). There is a hollow base (21) that extends over the support element (14). 5 The mentioned hollow base (21) is in a concave form in a possible structure. Thus, the material used in the head (11) is reduced and the weight is provided. is reduced. In other words, the protruding form that constitutes the support element (14) is a It starts with the hollow base (21) provided in a sloping manner on one side and flat on the other side. It is completed by a side wall (142) that extends in a certain way. The base of the hollow (21) 10 a groove top edge defined near the top of the support element (14) (22) and an upper wall (141) provided between the upper edge (143) of the side wall (142) Therefore, the side where the projection that forms a support element (14) ends hollow of the projection forming the adjacent support element (14) from the bottom of the wall (142) The base (21) starts. Thus, the support elements (14) are arranged consecutively 15 is happening. The side wall (142) has a lower edge (144) that intersects with the hollow base (21) on one side. on the side of the support element (14) is provided on the upper edge (143) and It has a lateral edge (145) that intersects with the lateral face (12) of the head (11). 20 In a possible configuration of the invention, the support element (14) of the hollow base (21) a cavity defined near the top edge (22) of the side wall There is an upper wall (141) provided between the upper edge (142) and (143). In a possible configuration of the invention, the support element (14) is four in number. is provided. In addition, the side walls (142) are connected by a central element (10) This is provided in a plane passing through the axis (X). Thanks to the mentioned configurations of the connecting element (10), its weight has been reduced by 30 In addition, the sloping form of the hollow base (21) and the side wall (142) The connection is provided thanks to the support element (14) being provided on one side. element (10) can only be rotated in one direction, i.e., it can only be compressed In other words, an indetachable connecting element (10) is obtained. 8 is made. In the connecting element that is the subject of the invention, on the side of the head (11) (10) (12) thanks to the fact that the cavity (20) does not have a wall, that is, the side of the cavity (20) Thanks to the open side, no liquid can accumulate in the cavity (20). It is not. In other words, the cavity (20) is on the side face (12). Since it is not restricted, it is not possible for water to accumulate in the cavity (20). In this way, 5 The corrosion resistance of the fastener (10) is increased. A drive device for mounting the connecting element (10) that is the subject of the invention. (40) is located. The connecting element (10) is on the mentioned drive apparatus (40). 10 which will include at least part of the support element (14) defined on it There is a housing (41) provided in this way. Drive device (40) connecting element When placed on (10), the support element (14) is placed inside the socket (41) It is located. The side wall (142) socket defined on the support element (14) (41) rests against a drive wall (42) provided on its perimeter. Also drive When the apparatus (40) is placed on the connecting element (10), the hollow base (21) socket 15 (41) sits at least partially on a base of a socket provided within (43). The compatibility of the mentioned socket base (43) with the cavity base (21) in a possible configuration. It is provided in a convex shape to ensure this. A support element (14) is provided on a possible configuration of the invention. into a socket channel (44) provided within the socket (41) on the upper wall (141) It is located there. Thanks to the mentioned configurations of the drive apparatus (40), the connecting element (10) The contact area of ​​the drive device (40) is increased. Thus, the connection 25 Power transmission is facilitated during the assembly of element (10). Thanks to the mentioned structures of the connecting element (10) which is the subject of the invention, both This prevents disassembly after assembly and also reduces weight compared to previous techniques. This is reduced. To prevent disassembly, the head (11) part must be broken 30 Since it is no longer necessary, the risk of corrosion that occurred after the crushing process in the previous technique is eliminated. This is eliminated. Also, it causes fluid accumulation on the head (11). Since there is no form that would prevent corrosion, the risk of corrosion is further reduced. As a result, the binding element (10) in question has a reduced weight and corrosion resistance. 9 An enhanced and non-removable fastening element (10) has been created is happening. The scope of protection of the invention is set out in the attached claims and is strictly adhered to. The detailed explanation cannot be limited to the examples given. Because in technique, 5 A specialist, without deviating from the main theme of the invention, will do what is described above. It is clear that similar structures can emerge in light of this. 10 REFERENCE NUMBERS GIVEN IN THE FIGURES Fastener 11 Heads 12 Side face 5 13 Shafts 131 End of shaft 132 Shaft gear section 14 Support staff 141 Upper wall 10 142 Side wall 143 Top edge 144 Bottom edge 145 Side edge Hole 15 21 Hollow base 22 Grooved top edge 40 Drive device 41 Nests 42 Drive wall 20 43 Nest base X Center axis

Claims

11 REQUESTS 1. Having a toothed shaft (13), with a head (11) concentric with the aforementioned shaft (13). It is a connecting element (10) and its feature is; at least two support elements (14) provided as protrusions on the head (11), 5 each support element (14) is provided on one side and to the connecting element (10) a side wall that allows the application of rotational force (142) at least one cavity (20) provided to form and adjacent support from a lower edge (144) of the mentioned side wall (142). a hollow base (21) extending in a sloping manner towards the top of the element (14), 10 one of the upper edges of the side wall (142) (143) and the base of the mentioned hollow (21) It includes an upper wall (141) that extends between the upper edge of the hollow (22) and The outer diameter of the head (11) has a decreasing shape as it moves away from the shaft (13). It is the fact that.

2. According to claim 1, a connecting element (10) has the characteristic of being a support element. (14) four of them have been provided.

3. According to claim 1, a connecting element (10) and its feature is; the side wall (142) 20 in a plane passing through a central axis (X) of the connecting element (10) that it has been provided.

4. According to claim 1, a connecting element (10) has the characteristic of being inside the hollow base (21). It is provided in a convex form.

5. A drive apparatus (40) suitable for the connecting element (10) defined in claim 1. and its feature is the support element provided on the connecting element (10) (14) is that it contains a slot (41) compatible with the form.

6. According to claim 5, a drive apparatus (40) and its feature is; the housing (41); support When element (14) is placed inside the socket (41) the side wall (142) rests against It must contain at least one drive wall (42).

7. According to claim 6, a drive apparatus (40) and its characteristic is that the drive wall (42) is 35 It includes a nest base (43) provided in a convex form in its vicinity. 12 8. According to claim 5, a drive device (40) and its feature is; connecting element (10) at least one socket channel into which the upper wall (141) provided on it is placed. (44) is included.

Images