CN213744294U - Fastener with adjustability - Google Patents

Abstract

The utility model discloses a fastener with adjustability, including lower plate and punch holder, the top of lower plate is laminated with the bottom of punch holder mutually, the left and right sides of lower plate and punch holder all is equipped with the screens subassembly. This fastener with adjustability, accessible bayonet lock and the one-way joint of draw-in groove, and the ejector pin sets up with the correspondence of square groove, under extension spring's effect, can be to last when the inserted bar inserts the through-hole, the one-way locking fastening of lower plate realization, make fastening efficiency higher, and then promote dismouting efficiency, reduce the dismouting degree of difficulty, and can fasten the component of unidimensional, the threaded connection of accessible stud and slider, and the clearance fit of slider and logical groove, make the slip of accessible slider drive commentaries on classics board internal rotation when stud rotates, make commentaries on classics inboard wall to support tightly with the component outer wall, further promote firm degree after the fastening, can realize the fastening to the component of different shapes simultaneously, further enlarge application scope.

Description

Fastener with adjustability

Technical Field

The utility model relates to a fastener technical field specifically is a fastener with adjustability.

Background

The fastener is a mechanical part which is used for fastening connection and has extremely wide application. The fastener is widely used in the industries including energy, electronics, electrical appliances, machinery, chemical industry, metallurgy, dies, hydraulic pressure and the like, can be seen on various machines, equipment, vehicles, ships, railways, bridges, buildings, structures, tools, instruments, chemical industry, instruments, supplies and the like, is a mechanical basic member which is most widely applied, and has the characteristics of various varieties and specifications, different performance purposes and extremely high standardization, serialization and universalization degrees.

When the fastener among the prior art is used, fastening efficiency is low, and then influences dismouting efficiency, increases the dismouting degree of difficulty, and can not fasten the component of unidimensional not, and adaptability is relatively poor, and can't strengthen firm degree after the fastening, and the follow-up maintenance of being not convenient for is consolidated, can not realize fastening to the component of different shapes simultaneously, further reduces application scope, reduces the practicality of use.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a fastener with adjustability to solve among the above-mentioned background art fastener when using among the prior art, fastening efficiency is low, and then influences dismouting efficiency, increases the dismouting degree of difficulty, and can not fasten the relatively poor problem of adaptability to not unidimensional component.

In order to achieve the above object, the utility model provides a following technical scheme: a fastener with adjustability comprises a lower clamping plate and an upper clamping plate, wherein the top of the lower clamping plate is attached to the bottom of the upper clamping plate, vertical rods are fixedly connected to the left side and the right side of the top of the lower clamping plate, the outer wall of each vertical rod is in clearance fit with the left side and the right side of the upper clamping plate through holes, and clamping assemblies are arranged on the left side and the right side of the lower clamping plate and the upper clamping plate;

the clamping component comprises a groove, a clamping pin, a shifting plate, an extension spring, a clamping groove, a support plate, an ejector rod and a square groove;

the recess is processed in both ends about the punch holder, the inner end clearance fit of inner wall of recess has the bayonet lock, the inner of bayonet lock is through the outer end looks joint of draw-in groove with the montant, the outer end rigid coupling of bayonet lock has dials the board, the outer wall of bayonet lock has cup jointed extension spring, extension spring's both ends respectively with the inner wall of recess with dial the inner fixed connection of board, it has the square groove to dial the processing of the inner below of board, the inner of square groove is equipped with the ejector pin, the top of ejector pin is rotated and is connected with the extension board, the inner of extension board respectively with the lower plate about both ends fixed connection.

Preferably, the ejector rod is arranged corresponding to the square groove.

Preferably, the clamping pin and the clamping groove form a one-way clamping structure.

Preferably, the clamping grooves are longitudinally and equidistantly distributed.

Preferably, the outer ends of the lower clamping plate and the upper clamping plate are respectively provided with an adjusting component;

the adjusting assembly comprises a lug, a stud, a rotating block, a sliding block, a through groove, a round rod, a rotating plate and a torsion spring;

the inner of lug respectively with the outer end fixed connection of lower plate and punch holder, the inside of lug is rotated and is connected with stud, stud's outer wall middle section rigid coupling has the commentaries on classics piece, stud's the equal threaded connection in outer wall left and right sides has the slider, the outer wall below of slider is through leading to the groove respectively with the outer end clearance fit of lower plate and punch holder, the inner wall that leads to the groove rotates through the round bar and is connected with the commentaries on classics board, torque spring has been cup jointed to the outer wall of round bar, torque spring's both ends respectively with the inner wall that leads to the groove and the positive fixed connection who changes the board.

Preferably, the inner end of the rotating plate is provided with grinding grains.

Compared with the prior art, the beneficial effects of the utility model are that: this fastener with adjustability, through the lower plate, the punch holder, the through-hole, the cooperation of montant and screens subassembly, make the device when using, accessible bayonet lock and the one-way joint of draw-in groove, and the ejector pin sets up with corresponding of square groove, under extension spring's effect, can realize one-way locking fastening to the punch holder, the lower plate when the inserted bar inserts the through-hole, make fastening efficiency higher, and then promote dismouting efficiency, reduce the dismouting degree of difficulty, and can fasten the component of unidimensional not, adaptability is better.

Through the lower plate, the punch holder, the through-hole, montant and adjusting part's cooperation, make the device when using, the threaded connection of accessible stud and slider, and the clearance fit of slider and logical groove, make the slip of accessible slider drive when stud rotates and change the inboard rotation of board, make and change the inboard wall of board and support tightly with the component outer wall, further promote the firm degree behind the fastening, and be convenient for follow-up maintenance reinforcement, can realize the fastening to the component of different shapes simultaneously, further enlarge application scope, promote the practicality of use.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic structural diagram of the transfer plate, the bump and the slider shown in FIG. 1;

FIG. 3 is a schematic structural view of the vertical rod, the clamping groove and the shifting plate in FIG. 1;

fig. 4 is a schematic structural diagram of the ejector rod, the support plate and the square groove in fig. 3.

In the figure: 1. the clamping device comprises a lower clamping plate, a upper clamping plate, a through hole, a vertical rod, a clamping component, a groove, a clamping pin, a clamping plate 503, a shifting plate 504, an extension spring, a clamping groove 505, a clamping groove 506, a support plate 507, a push rod 508, a square groove 6, an adjusting component 601, a convex block 602, a double-end stud, a 603, a rotating block 604, a sliding block, a 605, a through groove 606, a round rod 607, a rotating plate 608 and a torsion spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a fastener with adjustability comprises a lower clamping plate 1 and an upper clamping plate 2, wherein the top of the lower clamping plate 1 is attached to the bottom of the upper clamping plate 2, vertical rods 4 are fixedly connected to the left side and the right side of the top of the lower clamping plate 1, the outer walls of the vertical rods 4 are in clearance fit with the left side and the right side of the upper clamping plate 2 through holes 3, the outer walls of the vertical rods 4 are fit with the inner walls of the through holes 3, and clamping assemblies 5 are arranged on the left side and the right side of the lower clamping plate 1 and the upper clamping plate 2;

the clamping component 5 comprises a groove 501, a clamping pin 502, a shifting plate 503, an extension spring 504, a clamping groove 505, a support plate 506, a push rod 507 and a square groove 508, the groove 501 is processed at the left end and the right end of the upper clamping plate 2, the clamping pin 502 is in clearance fit with the inner end of the inner wall of the groove 501, the groove 501 guides the clamping pin 502, the inner end of the clamping pin 502 is clamped with the outer end of the vertical rod 4 through the clamping groove 505, the clamping grooves 505 are longitudinally and equidistantly distributed, the design enables the lower clamping plate 1 and the upper clamping plate 2 to clamp and fasten workpieces with different sizes, the clamping pin 502 and the clamping groove 505 form a one-way clamping structure, the design enables the upper clamping plate 2 to be locked in a one-way manner when pressed down, further improves the fastening efficiency, the outer end of the clamping pin 502 is fixedly connected with the shifting plate 503, the outer wall of the clamping pin 502 is sleeved with the extension spring 504, the extension spring 504 gives inward force to the shifting plate 503, two ends of the extension spring 504 are respectively fixedly connected with the inner wall of the groove 501 and the inner end of the shifting plate 503, a square groove 508 is machined below the inner end of the shifting plate 503, an ejector rod 507 is arranged at the inner end of the square groove 508, the ejector rod 507 and the square groove 508 are arranged in a corresponding mode, the ejector rod 507 can be embedded into the square groove 508 due to the design, the shifting plate 503 slides outwards and drives the bayonet 502 to be separated from the clamping groove 505, the top of the ejector rod 507 is rotatably connected with a support plate 506, and the inner end of the support plate 506 is fixedly connected with the left end and the right end of the lower clamping plate 1 respectively.

The outer ends of the lower clamping plate 1 and the upper clamping plate 2 are respectively provided with an adjusting component 6, each adjusting component 6 comprises a lug 601, a stud 602, a rotating block 603, a sliding block 604, a through groove 605, a round rod 606, a rotating plate 607 and a torsion spring 608, the inner end of each lug 601 is respectively fixedly connected with the outer ends of the lower clamping plate 1 and the upper clamping plate 2, the inner part of each lug 601 is rotatably connected with the stud 602, the lug 601 plays a role in limiting rotation of the stud 602, the middle section of the outer wall of the stud 602 is fixedly connected with the rotating block 603, the left side and the right side of the outer wall of the stud 602 are respectively and threadedly connected with the sliding blocks 604, the sliding blocks 604 are axially and symmetrically distributed around the stud 602, the lower part of the outer wall of the sliding block 604 is respectively in clearance fit with the outer ends of the lower clamping plate 1 and the upper clamping plate 2 through the through groove 605, the through the round rod 606 plays a guiding role on the sliding block 605, the inner wall of the rotating plate 607 is rotatably connected with the rotating plate 607 through the round rod 606, the inner end of the rotating plate 607 is provided with grinding lines, the friction of the inner wall of the rotating plate 607 can be increased by the grinding lines, the outer wall of the round rod 606 is sleeved with the torsion spring 608, the torsion spring 608 gives the force for the rotating plate 607 to return to the through groove 605, and two ends of the torsion spring 608 are respectively fixedly connected with the inner wall of the through groove 605 and the front face of the rotating plate 607.

In this embodiment, when the fastener with adjustability is used, the lower clamp plate 1 is firstly supported, the element is located in the lower clamp plate, the upper clamp plate 2 is pressed down through the clearance fit between the vertical rod 4 and the through hole 3, the upper clamp plate 2 can be unidirectionally locked when pressed down through the unidirectional clamping between the clamping pin 502 and the clamping groove 505, so as to realize the rapid fastening of the element, when the fastener is disassembled, the ejector rod 507 can be embedded into the square groove 508, so that the shifting plate 503 drives the clamping pin 502 to slide outwards and separate from the clamping groove 505, so as to realize the rapid disassembly, after the fastener is fastened, the rotating block 603 can be rotated, the stud 602 can be rotated, through the clearance fit between the sliding block 604 and the through groove 605, so that the sliding block 604 slides inwards at the same time, the rotating plate 607 is driven to rotate inwards, so as to fix the elements with different shapes, the occurrence of dislocation after the fastening and the like is avoided, and the rotating plate 607 can be reset under the action of the torsion spring 608 when the fastener is loosened, so that the rotating plate 607 is embedded into the through groove 605 without affecting secondary use, thereby facilitating the use of people.

In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "disposed," "connected," "fixed," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. Fastener with adjustability, including lower splint (1) and upper splint (2), its characterized in that: the top of the lower clamping plate (1) is attached to the bottom of the upper clamping plate (2), vertical rods (4) are fixedly connected to the left side and the right side of the top of the lower clamping plate (1), the outer walls of the vertical rods (4) are in clearance fit with the left side and the right side of the upper clamping plate (2) through holes (3), and clamping components (5) are arranged on the left side and the right side of the lower clamping plate (1) and the upper clamping plate (2);

the clamping component (5) comprises a groove (501), a clamping pin (502), a shifting plate (503), an extension spring (504), a clamping groove (505), a support plate (506), a push rod (507) and a square groove (508);

recess (501) processing in the both ends of controlling of punch holder (2), the inner end clearance fit of inner wall of recess (501) has bayonet lock (502), the inner end of bayonet lock (502) is through the outer end joint of draw-in groove (505) with montant (4), the outer end rigid coupling of bayonet lock (502) has group board (503), extension spring (504) have been cup jointed to the outer wall of bayonet lock (502), the both ends of extension spring (504) respectively with the inner wall of recess (501) with dial the inner fixed connection of board (503), the processing of the inner below of dialling board (503) has square groove (508), the inner of square groove (508) is equipped with ejector pin (507), the top of ejector pin (507) is rotated and is connected with extension board (506), the inner of extension board (506) respectively with both ends fixed connection about lower plate (1).

2. The fastener of claim 1, wherein: the ejector rod (507) is arranged corresponding to the square groove (508).

3. The fastener of claim 1, wherein: the clamping pin (502) and the clamping groove (505) form a one-way clamping structure.

4. The fastener of claim 1, wherein: the clamping grooves (505) are longitudinally and equidistantly distributed.

5. The fastener of claim 1, wherein: the outer ends of the lower clamping plate (1) and the upper clamping plate (2) are respectively provided with an adjusting component (6);

the adjusting assembly (6) comprises a lug (601), a stud (602), a rotating block (603), a sliding block (604), a through groove (605), a round rod (606), a rotating plate (607) and a torsion spring (608);

the inner end of the lug (601) is fixedly connected with the outer ends of the lower clamping plate (1) and the upper clamping plate (2) respectively, the inner portion of the lug (601) is rotatably connected with a stud (602), the middle section of the outer wall of the stud (602) is fixedly connected with a rotating block (603), the left side and the right side of the outer wall of the stud (602) are respectively in threaded connection with a sliding block (604), the lower portion of the outer wall of the sliding block (604) is in clearance fit with the outer ends of the lower clamping plate (1) and the upper clamping plate (2) through a through groove (605), the inner wall of the through groove (605) is rotatably connected with a rotating plate (607) through a round rod (606), a torsion spring (608) is sleeved on the outer wall of the round rod (606), and the two ends of the torsion spring (608) are fixedly connected with the inner wall of the through groove (605) and the front face of the rotating plate (607) respectively.

6. The fastener of claim 5, wherein: the inner end of the rotating plate (607) is provided with grinding grains.

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