CN215510754U

CN215510754U - Multi-bolt fixing device for cloth

Info

Publication number: CN215510754U
Application number: CN202121428022.XU
Authority: CN
Inventors: 纪德杰; 姜维; 王聪; 张金坤; 孙力伟
Original assignee: Dongfeng Off Road Vehicle Co Ltd
Current assignee: Dongfeng Off Road Vehicle Co Ltd
Priority date: 2021-06-25
Filing date: 2021-06-25
Publication date: 2022-01-14
Anticipated expiration: 2031-06-25

Abstract

The utility model discloses a peripheral multi-bolt fixing device which comprises a fixing mechanism and a fastening mechanism, wherein the fixing mechanism is used for fixing a plurality of bolt heads simultaneously, and the fastening mechanism is matched with the fixing mechanism and used for screwing nuts; the fixing mechanism comprises a fixing base, a cavity arranged in the middle of the fixing base, a plurality of sliding chutes arranged on the fixing base and a control handle integrally formed with the fixing base; an adjustable sliding block is arranged in the sliding chute; a bolt sleeve which can be manufactured according to the individuation of the fixed bolt head is arranged in the sliding block, and a magnetic unit which can tightly attract the fixed bolt head in the bolt sleeve is arranged on the bottom surface of the sliding chute; through adopting the device easy and simple to handle, convenient assembling, labour saving and time saving when the part of assembling many bolt fastenings need not frequently to trade fastening tool, simplifies into one step operation with repetitious operation step, and the whole process can save a large amount of time, can improve the operating efficiency on the whole, has the practicality.

Description

Multi-bolt fixing device for cloth

Technical Field

The utility model belongs to the technical field of mechanical equipment, and particularly relates to a peripheral multi-bolt fixing device.

Background

Generally, the connecting piece has assembling methods such as riveting, welding, bonding, bolt connection and the like, wherein the bolt connection has the advantages of simple assembly, convenience (reversibility) in disassembly, high efficiency, low cost, controllable bolt tension and the like, so the bolt connection is widely applied to production and life.

The connecting piece is fixed through the bolt, and the welding bolt or the welding nut is mostly adopted, so that only the assembling nut or the assembling bolt is needed during assembling, and the tightening can be carried out. However, in the actual production, due to the reasons of narrow part assembly space and the like, two connecting pieces are provided with through holes, and a bolt penetrating method and a fixing method with a nut are needed, so that after the bolt is penetrated, one end of the head of the bolt needs to be fixed by an open-end wrench (preventing the bolt from rotating along with the rotation), and the nut is tightened by the open-end wrench or an electric tool matched with a sleeve at the other end; this fixed mode can only single bolt be fixed one by one, every fixed bolt open-end wrench needs the reposition, fasten one by one with sleeve cooperation electric tool, if connecting piece fixing bolt is circumference distribution or rectangle distribution, then need a plurality of fasteners to fix, no matter 4 bolt fixings, or 8 bolt fixings, all need operate respectively many times, same operation step, the working volume becomes huge and operates the difficulty, a bolt fastening only needs 1 minute usually, a plurality of bolt fixings just waste a large amount of time like this, production assembly or maintenance inefficiency. Therefore, it is very urgent to provide a fixing device or a fixing method with multiple bolts on the periphery, which is simple, fast, time-saving, labor-saving and efficient.

Disclosure of Invention

Aiming at the defects or improvement requirements of the existing assembly mode, the utility model provides a peripheral multi-bolt fixing device, wherein a plurality of sliding grooves are formed in a fixing base, movable and replaceable sliding blocks are arranged in the sliding grooves, bolt sleeves which can be manufactured individually according to fixed bolt heads are arranged in the sliding blocks, and magnetic units which can tightly suck the fixed bolt heads in the bolt sleeves are arranged on the bottom surfaces of the sliding grooves; the fixing mechanisms and the fastening mechanisms which can simultaneously fix a plurality of bolt heads are adopted to cooperate, so that a plurality of fixing bolts of the connecting piece can be synchronously fastened; when the multi-bolt fixing assembly is fixed, firstly, the multi-bolt fixing assembly is preassembled, then the bolt heads of all bolts are fixed by the tool, and the other ends of the bolts are tightened one by using an open-ended wrench or an electric tool to match with the sleeves; the special tool can be customized according to the distribution size of the bolts in advance for fastening a plurality of bolts no matter the fixing bolts of the connecting piece are distributed in a circumference, a rectangle or any other shapes; the method has the advantages of simple and convenient operation, quick assembly, time and labor saving, no need of frequently replacing tools, and reduction of the repeated fixation of the traditional open spanner into one-time fixation.

In order to achieve the above object, the present invention provides a circumferential multi-bolt fixing device, which includes a fixing mechanism for fixing a plurality of bolt heads simultaneously, and a fastening mechanism used in cooperation with the fixing mechanism for tightening nuts at the other ends of the bolt heads; wherein the content of the first and second substances,

the fixing mechanism comprises a fixing base, a cavity arranged in the middle of the fixing base, a plurality of sliding chutes arranged on the fixing base and a control handle integrally formed with the fixing base;

an adjustable and replaceable sliding block is arranged in the sliding chute;

a bolt sleeve which can be manufactured according to the individuation of the fixed bolt head is arranged in the sliding block and is used for accommodating the fixed bolt head;

the bottom surface of the sliding groove is provided with a magnetic unit which can tightly suck the fixed bolt head in the bolt sleeve to prevent loosening and influence the fixing effect;

through adjusting a plurality of sliders for a plurality of bolt sleeves with by the first one set of fastening of fixing bolt, carry out the fastening one by one with the nut of fixing bolt other end with fastening device after that, and then will be fixed many bolts and fasten fast.

Further, the width and the shape of the sliding groove are matched with those of the sliding block.

Further, the slider is trapezoidal piece, and two relative side slant symmetric distributions, with the both sides of spout are laminated mutually, can prevent the slider follows the upper portion opening of spout is deviate from.

Further, the distribution of the position of the sliding groove comprises a rectangle, a triangle, a circle and a semicircle.

Further, one end of the sliding groove, facing the cavity, is opened, so that the sliding block can be conveniently placed into the sliding groove from the opening.

Further, the shape and the distribution position of the bolt sleeve are consistent with those of the bolt of the fixed component.

Further, the fastening mechanism includes an open-ended wrench, a ratchet, a socket, or a power tool.

In general, compared with the prior art, the above technical solution contemplated by the present invention can achieve the following beneficial effects:

according to the all-around multi-bolt fixing device, the plurality of sliding grooves are formed in the fixing base, the movable and replaceable sliding blocks are arranged in the sliding grooves, the bolt sleeves which can be manufactured according to the individuation of the fixed bolt heads are arranged in the sliding blocks, and the magnetic units which can tightly suck the fixed bolt heads in the bolt sleeves are arranged on the bottom surfaces of the sliding grooves; the synchronous fixing function of the fixing mechanism on the multiple bolt heads is further enhanced through the magnetic attraction function of the magnetic unit; when the bolt fastening device is used, the plurality of sliding blocks are adjusted to enable the plurality of bolt sleeves and the heads of the fixed bolts to be fastened and fixed in a set, then nuts at the other ends of the fixed bolts are fastened one by one through the fastening mechanisms, and the fixed bolts are fastened quickly; the assembling method for assembling by adopting the device has the advantages of simple and convenient operation, convenient assembly, time and labor saving and no need of frequently replacing fastening tools when assembling parts fixed by multiple bolts, simplifies multiple operation steps into one-step operation, can save half time in the whole process, can improve the operation efficiency on the whole, solves the problems that each bolt needs to be respectively positioned and fastened when fixing multiple bolts in the prior art, the same operation steps are repeated for multiple times, the operation amount is huge, the operation is difficult, a large amount of time is wasted, and the production assembly or maintenance efficiency is low, and has high practicability.

Drawings

FIG. 1 is a schematic structural view of a fixing mechanism of a fixing device for fixing a plurality of circumferential bolts according to an embodiment of the present invention;

FIG. 2 is a schematic structural view of a fixing mechanism of a fixing device for fixing a plurality of peripheral bolts according to an embodiment of the present invention;

FIG. 3 is a schematic structural diagram of a conventional multi-bolt fastening assembly;

FIG. 4 is a schematic structural diagram of a cross arm ball stud multi-bolt structure of a military off-road vehicle suspension;

FIG. 5 is a schematic view of the operation state of the fixing device for fixing the cross arm ball stud of the suspension of the off-road military vehicle according to the embodiment of the utility model;

fig. 6 is an operation flowchart of a method for fixing a plurality of bolts on a circumference according to an embodiment of the present invention.

In all the figures, the same reference numerals denote the same features, in particular:

1-fixing mechanism, 11-fixing bottom plate, 111-sliding chute, 112-sliding block, 12-cavity, 13-bolt sleeve, 14-magnetic unit, 15-control handle, 2-fastening mechanism, 3-multi-bolt fixing component, 31-bolt, 32-nut, 33-connecting mechanism, 331-first connecting plate, 332-second connecting plate, 4-upper ball pin, 5-ball pin fixing bolt, 6-ball pin fixing nut and 7-upper cross arm.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model. In addition, the technical features involved in the embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.

It will be understood that when an element is referred to as being "secured to," "disposed on" or "disposed on" another element, it can be directly on the other element or be indirectly connected to the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.

Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first", "second", etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "provided" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

As shown in fig. 1-5, the utility model provides a multi-bolt fixing device for a circumference, which comprises a fixing mechanism 1 for fixing a plurality of bolt heads simultaneously and a fastening mechanism 2 matched with the fixing mechanism 1 for tightening nuts; the fixing mechanism 1 comprises a fixing base 11, a cavity 12 arranged in the middle of the fixing base 11, a plurality of circumferentially distributed sliding grooves 111 arranged on the fixing base 11 and a control handle 15 integrally formed with the fixing base 11; an adjustable sliding block 112 is arranged inside the sliding groove 111; a bolt sleeve 13 which can be manufactured according to the individuation of the fixed bolt head is arranged in the slide block 112, and the bolt sleeve 13 is used for accommodating the fixed bolt head; the bottom surface of the sliding groove 111 is provided with a magnetic unit 14 which can tightly suck the head of the fixed bolt in the bolt sleeve 14, a plurality of bolt sleeves 13 and the head of the fixed bolt are fastened and fixed in a set by adjusting a plurality of sliding blocks 112, and then nuts at the other end of the fixed bolt are fastened one by a fastening mechanism 2, so that the fixed bolts are quickly fastened; the utility model can synchronously fasten a plurality of fixing bolts of the connecting piece by adopting the combined cooperation of the fixing mechanism 1 and the fastening mechanism 2 which can simultaneously fix a plurality of bolt heads, and the device can assemble parts fixed by a plurality of bolts, is simple and convenient to operate, saves time and labor, does not need to frequently replace fastening tools.

Further, as shown in fig. 1 and 2, the width and shape of the sliding groove 111 match the width and shape of the sliding block 112, the sliding block 112 is a trapezoidal block, two opposite side surfaces are obliquely and symmetrically distributed, and are attached to two side walls of the sliding groove 111, so that the sliding block can be prevented from being removed from the upper opening of the sliding groove; one end of the sliding groove 111 facing the cavity is opened, so that the sliding block can be conveniently placed from the opening; the distribution positions of the sliding grooves 111 comprise a rectangle, a triangle, a circle and a semicircle; the shape and distribution position of the bolt sleeve are consistent with those of the bolt of the fixed component.

Further, as shown in fig. 3, which is a schematic structural diagram of a single bolt in the multi-bolt fixing assembly 3, a connecting component is fixed by a bolt, and the bolt fixing assembly includes a bolt 31, a connecting mechanism 33 sleeved on the bolt 31, and a nut 32 disposed on a side of the connecting mechanism 33 away from a bolt head of the bolt 31; the connecting mechanism 33 includes a first connecting plate 331 and a second connecting plate 332; the first connecting plate 331 and the second connecting plate 332 are provided with a plurality of bolt holes corresponding to each other in size, shape and position; the fixed part is arranged between the first connecting plate 331 and the second connecting plate 332, through holes corresponding to the bolt holes on the first connecting plate 331 and the second connecting plate 332 are also arranged on the fixed part, and the fixed part and the adjacent part are fastened through clamping and hitting fastening effects of the bolt 31 and the nut 32 on the first connecting plate 331 and the second connecting plate 332; when the multi-bolt fixing component with the structure is fixed by using the peripheral multi-bolt fixing device, the multi-bolt fixing component is assembled in advance, the cavity 12 of the fixing mechanism 1 of the multi-bolt fixing device penetrates through a fixed part, the positions of the sliding blocks in the sliding grooves corresponding to the sliding blocks are adjusted, so that bolt sleeves in the sliding blocks are sleeved on the heads of the fixed bolts one by one, the heads of the fixed bolts are fixed uniformly, nuts far away from one ends of the heads of the bolts are tightened one by matching an open-end wrench or an electric tool with the fixing mechanism, and the special tool can be customized according to the distribution size of the bolts in advance no matter whether the fixed bolts of the fixed connecting component are distributed in a circumferential distribution, a rectangular distribution or any other shape, and is used for fixing the bolts; the parts fixed by the bolts are assembled through the device, the operation is simple and convenient, the time and the labor are saved, tools do not need to be frequently replaced, multiple operation steps are simplified into one-step operation, the operation time can be greatly saved in the whole process, and the operation efficiency is improved.

Further, as shown in fig. 4 and 5, the method for using the all-round multi-bolt fixing device of the utility model is shown by taking the fixing example of the cross arm ball stud of the military cross-country vehicle suspension as an example, when the upper ball stud 4 of the cross arm of the military cross-country vehicle suspension is fixed, the ball stud fixing bolt 5 and the ball stud fixing nut 6 are assembled at the intended installation positions on the upper ball stud 4 and the upper cross arm 7 in advance, the cavity 12 of the fixing mechanism 1 of the multi-bolt fixing device penetrates through the lower end of the upper ball stud 4, the positions of a plurality of sliding blocks in the corresponding sliding grooves are adjusted, so that the bolt sleeves in the sliding blocks are sleeved on the fixed bolt heads one by one, so as to uniformly fix the bolt heads of a plurality of fixed bolts, and then the nuts far away from one end of the bolt heads are tightened one by the fastening mechanism 2 matched with the tightened nuts; the fastening mechanism 2 matched with the tightened nut can be an open end wrench or an electric tool, the bolts can be fixed more simply and conveniently by adopting the device for fixing the bolts on the circumference, the problem that the open end wrench is taken down after one bolt is tightened and then moved to the other bolt head for fixing is avoided, repeated operation is carried out for many times until all the bolts are completely fixed is solved, the traditional open end wrench is fixed for many times only once by the device for fixing the bolts, tools do not need to be frequently changed, the operation steps are simplified into one-step operation, the operation is simple and convenient, time and labor are saved, the operation efficiency is greatly improved, and the device has high practicability.

Further, as shown in fig. 6, the fixing method of the fixing device for fixing a plurality of bolts on a circumference provided by the present invention comprises the following steps:

s100: pre-assembling a multi-bolt fixing assembly on a fixed part;

s200: installing sliding blocks in each sliding groove of the fixing mechanism, enabling a cavity of the fixing mechanism to penetrate through a fixed part, and adjusting the positions of the sliding blocks in the corresponding sliding grooves to enable bolt sleeves in each sliding block to be sleeved on the heads of fixed bolts one by one, so that the heads of the fixed bolts are uniformly fixed;

s300: the fastening mechanism is matched with the fixing mechanism to tighten the nuts at one end far away from the bolt head one by one, so that the multi-bolt fixing assembly and the fixed part are fixed.

The working principle of the circumferential multi-bolt fixing device provided by the utility model is as follows: when the multi-bolt fixing assembly is fixed, firstly, after the multi-bolt fixing assembly is preassembled, the sliding blocks are installed in the sliding grooves of the fixing mechanism, the cavity of the fixing mechanism penetrates through a fixed part, the positions of the sliding blocks in the corresponding sliding grooves are adjusted, so that the bolt sleeves and the fixed bolt heads are fastened together, then, the nuts at the other ends of the fixed bolts are fastened one by the fastening mechanism, and the fixed multi-bolts are fastened quickly; the other end is tightened one by matching an open spanner or an electric tool with the sleeve; no matter the fixing bolts of the connecting piece are distributed in a circumference, a rectangle or any other shape, the special tool can be customized according to the distribution size of the bolts in advance for fixing the bolts; the utility model has the advantages of simple and convenient operation, quick assembly, time and labor saving, no need of frequently replacing tools, simplification of multiple operation steps into one-step operation, reduction of the multiple fixation of the traditional open spanner into the method of only once fixation, half of the time saving in the whole process, and solves the problems that each bolt needs to be respectively positioned and fastened when a plurality of bolts are fixed in the prior art, the same operation steps are repeated for multiple times, the operation amount is huge, the operation is difficult, a large amount of time is wasted, and the production assembly or maintenance efficiency is low, thereby having high practicability.

The utility model relates to a peripheral multi-bolt fixing device and a fixing method thereof, which comprises a multi-bolt fixing device and a method summary of multi-bolt fixing, wherein the example is a connecting piece fixed by 4 bolts distributed on the periphery, but the fixing bolts are distributed in a rectangular shape, a circular shape or any other shape, or the connecting piece is fixed by 6 bolts, 10 bolts or more bolts, and the method can be used for manufacturing a special device.

The utility model provides a fixing device for a plurality of bolts on a circumference, which simplifies the fixing method of the bolts on the circumference and can realize the fixation of the plurality of bolts on the circumference only by fixing a plurality of bolt heads at one time. The operation is simple, tools do not need to be replaced for many times, time and labor are saved, and the assembly efficiency is improved.

The preferred embodiments of the present invention are described in detail with reference to the accompanying drawings, however, the present invention is not limited to the details of the above embodiments, and within the technical idea of the present invention, many simple modifications may be made to the technical solution of the present invention, such as fixing bolts in rectangular distribution, circular distribution, or any other distribution, or fixing bolts in 6 bolts, 10 bolts, or more, and all of these simple modifications are within the protection scope of the present invention.

It will be understood by those skilled in the art that the foregoing is only a preferred embodiment of the present invention, and is not intended to limit the utility model, and that any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the scope of the present invention.

Claims

1. The utility model provides a many bolt fastening of zhou bu device which characterized in that: the bolt head fixing device comprises a fixing mechanism (1) for fixing a plurality of bolt heads simultaneously and a fastening mechanism (2) which is matched with the fixing mechanism (1) and used for screwing nuts at the other ends of the bolt heads;

the fixing mechanism (1) comprises a fixing base (11), a cavity (12) arranged in the middle of the fixing base (11), a plurality of sliding grooves (111) arranged on the fixing base (11) and a control handle (15) integrally formed with the fixing base (11);

an adjustable and replaceable sliding block (112) is arranged in the sliding groove (111);

a bolt sleeve (13) which can be manufactured according to the individuation of the head of the fixed bolt is arranged in the sliding block (112), and the bolt sleeve (13) is used for accommodating the head of the fixed bolt;

the bottom surface of the sliding groove (111) is provided with a magnetic unit (14) which can tightly suck the fixed bolt head in the bolt sleeve (13) so as to prevent loosening and influence the fixing effect;

through adjusting a plurality of sliders (112), a plurality of bolt sleeves (13) and the fixed bolt heads are fastened together, nuts at the other ends of the fixed bolts are fastened one by a fastening mechanism (2), and then the fixed bolts are fastened quickly.

2. The multi-bolt fastening device for cloth of claim 1, wherein: the width and the shape of the sliding groove (111) are matched with those of the sliding block (112).

3. The multi-bolt fastening device for cloth of claim 2, wherein: the sliding block (112) is a trapezoidal block, two opposite side surfaces are obliquely and symmetrically distributed and are attached to two side walls of the sliding groove (111), and the sliding block (112) can be prevented from being separated from an upper opening of the sliding groove (111).

4. A cloth cover multi-bolt fixing apparatus according to any one of claims 1 to 3, wherein: the distribution positions of the sliding grooves (111) comprise rectangles, triangles, circles and semicircles.

5. A cloth cover multi-bolt fixing apparatus according to any one of claims 1 to 3, wherein: the sliding groove (111) is opened towards one end of the cavity (12), so that the sliding block (112) can be conveniently placed into the cavity from the opening.

6. A cloth cover multi-bolt fixing apparatus according to any one of claims 1 to 3, wherein: the shape and the distribution position of the bolt sleeve (13) are consistent with those of the bolt of the fixed component.

7. A circumferential multi-bolt fixing device according to any one of claims 1-3, characterized in that the fastening mechanism (2) comprises an open-ended wrench, a ratchet, a socket or an electric tool.