阅读说明：本技术 一种销轴锁定结构 (Pin shaft locking structure ) 是由 程二亭 韩久琦 于 2019-10-21 设计创作，主要内容包括：本发明实施例提供一种销轴锁定结构,该销轴锁定结构包括：安装部件,安装部件设置有第一通孔和第二通孔,第一通孔和第二通孔的侧壁分别设置第一缺口和第二缺口,第一通孔和第二通孔之间设置有第一开缝,且第一开缝、第一缺口和第二缺口贯穿安装部件且相互连通；锁紧部件,锁紧部件的一端穿过第一开缝与安装部件可拆卸连接；当锁紧部件的另一端压紧安装部件时,第一开缝的间距变小使得第一缺口和第二缺口的间距变小,第一通孔和第二通孔的周向尺寸变小,可以对置于第一通孔和第二通孔中的销轴进行锁定,能够解决现有的销轴锁定结构只能对一个零部件进行锁定的问题。(The embodiment of the invention provides a pin shaft locking structure, which comprises: the mounting component is provided with a first through hole and a second through hole, the side walls of the first through hole and the second through hole are respectively provided with a first notch and a second notch, a first slit is arranged between the first through hole and the second through hole, and the first slit, the first notch and the second notch penetrate through the mounting component and are communicated with each other; one end of the locking component passes through the first slot and is detachably connected with the mounting component; when the other end of the locking component compresses tightly the mounting component, the distance between the first slits is reduced, so that the distance between the first notches and the second notches is reduced, the circumferential sizes of the first through holes and the second through holes are reduced, the pin shafts in the first through holes and the second through holes can be locked, and the problem that the conventional pin shaft locking structure can only lock one part can be solved.)

1. A pin shaft locking structure, comprising:

the mounting component (1) is provided with a first through hole (11) and a second through hole (12) for mounting a pin shaft, the side walls of the first through hole (11) and the second through hole (12) are respectively provided with a first notch (111) and a second notch (121), a first slit (13) is arranged between the first through hole (11) and the second through hole (12), and the first slit (13), the first notch (111) and the second notch (121) penetrate through the mounting component (1) and are communicated with each other;

and one end of the locking component (2) penetrates through the first slit (13) to be detachably connected with the mounting component (1).

2. The pin locking structure according to claim 1, wherein the mounting member (1) is provided with a second slit (14) which is communicated with the first slit (13) and is vertically arranged, and one end of the locking member (2) passes through the first slit (13) and the second slit (14) to be connected with the mounting member (1).

3. A pin locking arrangement according to claim 2, characterized in that the locking member (2) comprises: a screw (21), wherein the screw end of the screw (21) penetrates through the first slit (13) and the second slit (14) to be in threaded connection with the mounting component (1).

4. A pin locking arrangement according to claim 2, characterised in that the other end of the locking part (2) is profiled with a dimension which is greater than the spacing of the second slits (14).

5. The pin locking arrangement according to claim 1, characterized in that the mounting part (1) comprises:

a first connecting piece (15), the first through hole (11) being provided on the first connecting piece (15);

a second connector (16), the second through hole (12) being provided on the second connector (16);

the two ends of the third connecting piece (17) are respectively connected with the first connecting piece (15) and the second connecting piece (16);

and two ends of the fourth connecting piece (18) are respectively connected with the first connecting piece (15) and the second connecting piece (16), and a first slit (13) is formed between the third connecting piece (17) and the fourth connecting piece (18).

6. Pin locking arrangement according to claim 5, characterized in that the fourth connector (18) is provided with a second slit (14) communicating with the first slit (13) and extending through the fourth connector (18).

7. A pin locking arrangement according to claim 5, characterised in that the third connecting element (17) is provided with a first mounting hole (171) for fixing the locking part (2).

8. A pin locking structure according to claim 7, wherein the fourth connecting member (18) is provided with a second mounting hole (181) coaxial with the first mounting hole (171), and the other end of the locking member (2) is connected to the first mounting hole (171) of the third connecting member (17) through the second mounting hole (181) and the first slit (13).

9. The pin locking arrangement of claim 1, further comprising:

a connecting part (3), wherein the connecting part (3) is provided with a through shaft (31) and a fourth through hole (32) which is coaxial with the second through hole (12);

the first pin shaft (4), the first pin shaft (4) is inserted in the first through hole (11);

and the second pin shaft (5) is inserted into the second through hole (12) and the fourth through hole (32).

10. Pin locking structure according to claim 9, characterized in that said connection means (3) comprise:

a sixth connecting member (33);

the fourth through hole (32) penetrates through the sixth connecting piece (33) and the seventh connecting piece (34), and two ends of the penetrating shaft (31) are respectively connected with the sixth connecting piece (33) and the seventh connecting piece (34);

the two ends of the eighth connecting piece (35) are respectively connected with the sixth connecting piece (33) and the seventh connecting piece (34), the sixth connecting piece (33), the seventh connecting piece (34) and the eighth connecting piece (35) form an I-shaped structure, and the fourth through hole (32) and the penetrating shaft (31) are respectively positioned on two sides of the eighth connecting piece (35).

Technical Field

The invention relates to the field of machining, in particular to a pin shaft locking structure.

Background

Generally, the existing pin shaft locking structure can only lock one part, and when a plurality of parts need to be locked, a plurality of existing pin shaft locking structures are needed to lock each part respectively, so that redundancy of a large number of parts can be caused by the structural form, and further project cost is increased.

Disclosure of Invention

In view of this, the embodiment of the present invention provides a pin locking structure, which can solve the problem that the existing pin locking structure can only lock one component.

To achieve the above object, according to one aspect of the present invention, there is provided a pin shaft locking structure.

The pin shaft locking structure of the embodiment of the invention comprises:

the mounting component is provided with a first through hole and a second through hole which are used for mounting a pin shaft, the side walls of the first through hole and the second through hole are respectively provided with a first notch and a second notch, a first slit is arranged between the first through hole and the second through hole, and the first slit, the first notch and the second notch penetrate through the mounting component and are communicated with each other;

and one end of the locking component vertically penetrates through the first slit to be detachably connected with the mounting component.

Optionally, a second slit which is communicated with the first slit and is vertically arranged is arranged on the mounting component, and one end of the locking component penetrates through the first slit and the second slit to be connected with the mounting component.

Optionally, the locking component comprises: and the screw rod end of the screw penetrates through the first opening seam and the second opening seam and is in threaded connection with the mounting component.

Optionally, the other end of the locking member is dimensioned larger than the spacing of the second slits.

Optionally, the mounting member comprises:

the first through hole is formed in the first connecting piece;

the second through hole is formed in the second connecting piece;

the two ends of the third connecting piece are respectively connected with the first connecting piece and the second connecting piece;

the two ends of the fourth connecting piece are respectively connected with the first connecting piece and the second connecting piece; and a first slit is formed between the third connecting piece and the fourth connecting piece.

Optionally, the fourth connecting piece is provided with a second slit which is communicated with the first slit and penetrates through the fourth connecting piece.

Optionally, the third connecting member is provided with a first mounting hole for fixing the locking component.

Optionally, a second mounting hole coaxial with the first mounting hole is formed in the fourth connecting piece, and the other end of the locking component penetrates through the second mounting hole and the first slit to be connected with the first mounting hole of the third connecting piece.

Optionally, the pin locking structure further includes:

the connecting part is provided with a through shaft and a fourth through hole which is coaxial with the second through hole;

the first pin shaft is inserted into the first through hole;

and the second pin shaft is inserted in the second through hole and the fourth through hole.

Optionally, the connecting member comprises:

a sixth connecting member;

the fourth through hole penetrates through the sixth connecting piece and the seventh connecting piece, and two ends of the penetrating shaft are respectively connected with the sixth connecting piece and the seventh connecting piece;

and two ends of the eighth connecting piece are respectively connected with the sixth connecting piece and the seventh connecting piece, the sixth connecting piece, the seventh connecting piece and the eighth connecting piece form an I-shaped structure, and the fourth through hole and the penetrating shaft are respectively positioned at two sides of the eighth connecting piece.

According to the technical scheme of the invention, one embodiment of the invention has the following advantages or beneficial effects:

in the embodiment of the invention, two ends of the locking component are respectively positioned at two sides of the first slot, when the locking component presses the mounting component, the locking component can reduce the distance between the first slot and the second slot, and as the first slot is respectively communicated with the first notch and the second notch, the distance between the first notch and the second notch can be driven to be reduced in the process of reducing the distance between the first slot and the second slot, so that the circumferential sizes of the first through hole and the second through hole are reduced, the pin shafts arranged in the first through hole and the second through hole can be simultaneously locked, and the problem that the existing pin shaft locking structure can only lock one part can be solved.

Further effects of the above-mentioned non-conventional alternatives will be described below in connection with the embodiments.

Drawings

The drawings are included to provide a better understanding of the invention and are not to be construed as unduly limiting the invention. Wherein:

fig. 1 is one of schematic structural views of a pin locking structure according to an embodiment of the present invention;

fig. 2 is a second schematic structural view of the pin locking structure according to the embodiment of the present invention;

fig. 3 is a schematic flow chart illustrating a method for installing the pin locking structure according to the embodiment of the present invention.

Detailed Description

Exemplary embodiments of the present invention are described below with reference to the accompanying drawings, in which various details of embodiments of the invention are included to assist understanding, and which are to be considered as merely exemplary. Accordingly, those of ordinary skill in the art will recognize that various changes and modifications of the embodiments described herein can be made without departing from the scope and spirit of the invention. Also, descriptions of well-known functions and constructions are omitted in the following description for clarity and conciseness.

Fig. 1 and 2 are schematic structural views of a pin locking structure according to an embodiment of the present invention, and referring to fig. 1 and 2, the pin locking structure includes:

the mounting component comprises a mounting component 1, wherein the mounting component 1 is provided with a first through hole 11 and a second through hole 12 for mounting a pin shaft, the side walls of the first through hole 11 and the second through hole 12 are respectively provided with a first notch 111 and a second notch 121, a first slit 13 is arranged between the first through hole 11 and the second through hole 12, and the first slit 13, the first notch 111 and the second notch 121 penetrate through the mounting component 1 and are communicated with each other;

and one end of the locking component 2 penetrates through the first slit 13 to be detachably connected with the mounting component 1.

It should be noted that the installation direction of the locking component 2 and the opening direction of the first slit 13 form a preset angle, for example: one end of the locking component 2 vertically penetrates through the first slit 13 to be detachably connected with the mounting component 1, and it can be understood that the preset angle is 90 degrees, and the mounting direction of the locking component 2 is perpendicular to the opening direction of the first slit 13.

Wherein the mounting part 1 comprises at least: a first part and a second part, which are respectively located at two sides of the first slit 13, it can be understood that a first slit 13 is formed between the first part and the second part, two ends of the locking part 2 are respectively located at two sides of the first slit 13, and one end of the locking part 2 passes through the first slit 13 to be detachably connected with the first part of the mounting part 1. When the other end of the locking member 2 presses the second portion of the mounting member 1, the distance between the first slits 13 is reduced so that the distance between the first notches 111 and the second notches 121 is reduced, the circumferential dimensions of the first through hole 11 and the second through hole 12 are reduced, and the pin shafts placed in the first through hole 11 and the second through hole 12 are locked.

It should be noted that the first through hole 11 and the second through hole 12 may be circular through holes as shown in fig. 1 or fig. 2, and the circumferential dimension of the first through hole 11 and the second through hole 12 may be understood as the circumference of the first through hole 11 and the second through hole 12, but is not limited thereto.

In the embodiment of the present invention, when the pin shafts disposed in the first through hole 11 and the second through hole 12 need to be locked, one end of the locking member 2 needs to be connected to the first portion, and the other end of the locking member 2 presses the second portion; when the pin shafts disposed in the first through hole 11 and the second through hole 12 need to be disassembled, the locking member 2 needs to be separated from the mounting member 1.

In the embodiment of the invention, one end of the locking component 2 passes through the first slit 13 to be detachably connected with the mounting component 1, it will be appreciated that, both ends of the locking member 2 are respectively located at both sides of the first slit 13, when the locking part 2 presses the mounting part 1, the locking part 2 may make the interval of the first slit 13 smaller, since the first slit 13 communicates with the first notch 111 and the second notch 121 respectively, the distance between the first notch 111 and the second notch 121 is reduced in the process of reducing the distance between the first slits 13, therefore, the circumferential sizes of the first through hole 11 and the second through hole 12 are reduced, the pin shafts arranged in the first through hole 11 and the second through hole 12 are locked simultaneously, and the problem that the existing pin shaft locking structure can only lock one part can be solved.

With continued reference to fig. 1 and 2, a second slit 14 is provided on the mounting member 1, the second slit 14 is vertically disposed and communicates with the first slit 13, and one end of the locking member 2 passes through the first slit 13 and the second slit 14 to connect with the mounting member 1.

Further, a second slit 14 which is communicated with the first slit 13 and is vertically arranged is arranged on a second part of the mounting component 1, and one end of the locking component 2 penetrates through the first slit 13 and the second slit 14 to be connected with the first part of the mounting component 1.

In the embodiment of the present invention, when the locking member 2 presses the second portion, the second slit 14 communicating with the first slit 13 can increase the amount of deformation of the first slit 13, and further, the amount of deformation of the first notch 111 and the second notch 121 can be increased, and the pin shafts placed in the first through hole 11 and the second through hole 12 can be further locked.

With continued reference to fig. 1, the locking assembly 2 comprises: and a screw 21, wherein the screw end of the screw 21 passes through the first slit 13 and the second slit 14 to be in threaded connection with the mounting component 1.

It is understood that the screw end of the screw 21 is threaded with the first portion of the mounting component 1 through the first slit 13 and the second slit 14; when the pin shafts arranged in the first through hole 11 and the second through hole 12 need to be locked, the nut end of the screw 21 needs to be pressed against the second part of the mounting component 1; when it is desired to disassemble the pin shaft placed in the first through hole 11 and the second through hole 12, the screw end of the screw 21 may be unscrewed from the first portion so that the nut end of the screw 21 is separated from the second portion.

Further, the screw 21 may be a hexagon socket screw as shown in fig. 1, but is not limited thereto.

In the embodiment of the present invention, the other end of the locking member 2 has a contour size larger than the pitch of the second slits 14. Further, when the locking member 2 includes a screw 21, a diameter of a nut end of the screw 21 is larger than a pitch of the second slit 14.

With continued reference to fig. 1 and 2, the mounting member 1 includes:

the first connecting piece 15 is provided with the first through hole 11;

a second connector 16, the second through hole 12 being provided on the second connector 16;

a third connecting member 17, wherein the first portion is located on the third connecting member 17, two ends of the third connecting member 17 are respectively connected with the first connecting member 15 and the second connecting member 16, and the third connecting member 17 is provided with a first mounting hole 171 for fixing the locking component 2;

a fourth connecting member 18, wherein the second portion is located on the fourth connecting member 18, and two ends of the fourth connecting member 18 are respectively connected with the first connecting member 15 and the second connecting member 16; a first slit 13 is formed between the third connector 17 and the fourth connector 18.

In the embodiment of the present invention, the fourth connector 18 is provided with a second slit 14 communicating with the first slit 13 and penetrating through the fourth connector 18.

For example: the second slit 14 may be disposed perpendicular to the first slit 13, but is not limited thereto.

Further, the fourth connecting member 18 may be disposed in parallel with the third connecting member 17, but is not limited thereto.

Further, the first mounting hole 171 may be a threaded hole, but is not limited thereto.

In the embodiment of the present invention, a first slit 13 is formed between the fourth connector 18 and the third connector 17, a second slit 14 penetrating the fourth connector 18 is provided in the fourth connector 18, and the second slit 14 can increase the deformation amount of the first slit 13 to further lock the pin shafts disposed in the first through hole 11 and the second through hole 12.

With continued reference to fig. 2, the fourth connecting member 18 is provided with a second mounting hole 181 coaxial with the first mounting hole 171, and the other end of the locking member 2 passes through the second mounting hole 181 and the first slit 13 to be connected to the first mounting hole 171 of the third connecting member 17.

Further, the second mounting hole 181 is located at the second slit 14 of the fourth connecting member 18, and the second mounting hole 181 may be a circular hole, and the second mounting hole 181 is in communication with and coaxial with the first mounting hole 171.

Further, the diameter of the second mounting hole 181 is smaller than the size of the other end of the locking member 2. When the locking member 2 includes the screw 21, the diameter of the second mounting hole 181 is smaller than the diameter of the nut end of the screw 21.

With continued reference to fig. 1, the pin locking structure further comprises:

a connecting member 3, the connecting member 3 being provided with a through shaft 31 and a fourth through hole 32 coaxial with the second through hole 12;

the first pin shaft 4 is inserted into the first through hole 11;

and the second pin shaft 5 is inserted into the second through hole 12 and the fourth through hole 32.

The first pin shaft 4 and the second pin shaft 5 can be locked through the embodiment of the invention, and the connecting part 3 and the mounting part 1 can be connected and fixed through the second pin shaft 5.

With continued reference to fig. 1, the connecting member 3 comprises:

a sixth connecting member 33;

the seventh connecting piece 34, the fourth through hole 32 penetrates through the sixth connecting piece 33 and the seventh connecting piece 34, and two ends of the penetrating shaft 31 are respectively connected with the sixth connecting piece 33 and the seventh connecting piece 34;

and two ends of the eighth connecting piece 35 are respectively connected with the sixth connecting piece 33 and the seventh connecting piece 34, the sixth connecting piece 33, the seventh connecting piece 34 and the eighth connecting piece 35 form an I-shaped structure, and the fourth through hole 32 and the through shaft 31 are respectively positioned at two sides of the eighth connecting piece 35.

Further, the sixth connection member 33, the seventh connection member 34, and the eighth connection member 35 may each be a plate-shaped structure.

In the embodiment of the present invention, the second connector 16 of the mounting component 1 is first placed between the sixth connector 33 and the seventh connector 34, the second through hole 12 is aligned with the fourth through hole 32, the second pin 5 is finally inserted into the second through hole 12 and the fourth through hole 32, and the connection and fixation of the connecting component 3 and the mounting component 1 is finally completed.

Fig. 3 is a schematic flow chart of an installation method of the pin locking structure according to the embodiment of the present invention, the installation method is applied to the pin locking structure as described above, and referring to fig. 3, the specific steps of the installation method are as follows:

step 301, inserting a first pin 4 and a second pin 5 into the first through hole 11 and the second through hole 12, respectively.

It should be noted that, when the connecting component 3 is installed, before step 301, the second through hole 12 and the fourth through hole 32 need to be aligned, and then the second pin 5 needs to be simultaneously inserted into the second through hole 12 and the fourth through hole 32.

Step 302, vertically penetrating one end of the locking component 2 through the first slit 13 to be detachably connected with the first part of the mounting component 1; when the other end of the locking member 2 presses the second portion of the mounting member 1, the first portion and the second portion are respectively located at two sides of the first slit 13, the distance between the first slit 13 is reduced to reduce the distance between the first notch 111 and the second notch 121, the circumferential dimensions of the first through hole 11 and the second through hole 12 are reduced, and the pin shafts placed in the first through hole 11 and the second through hole 12 are locked.

In step 302, when the locking component 2 includes a screw 21, the screw end of the screw 21 may be connected and fixed to the first connector 15 through the first slit 13 and the second slit 14, and the nut end of the screw 21 may be pressed against the fourth connector 18, the distance between the first slit 13 is decreased so that the distance between the first notch 111 and the second notch 121 is decreased, the circumferential dimensions of the first through hole 11 and the second through hole 12 are decreased, and the pin shaft disposed in the first through hole 11 and the second through hole 12 is locked.

The above-described embodiments should not be construed as limiting the scope of the invention. Those skilled in the art will appreciate that various modifications, combinations, sub-combinations, and substitutions can occur, depending on design requirements and other factors. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.