CN211231213U

CN211231213U - Rotation stopping pin structure

Info

Publication number: CN211231213U
Application number: CN201921732517.4U
Authority: CN
Inventors: 陈可
Original assignee: Chengdu Hengchuangxing Technology Co ltd
Current assignee: Chengdu Hengchuangxing Technology Co ltd
Priority date: 2019-10-16
Filing date: 2019-10-16
Publication date: 2020-08-11
Anticipated expiration: 2029-10-16

Abstract

The utility model belongs to the technical field of the machine-building, a spline structure is provided, including: fixed subassembly and assembly component, fixed subassembly includes: the lower end of the fixing plate is mounted above the first sleeve, the fixing plate is mounted on the left side and the right side above the first sleeve, a plurality of slots are formed in the fixing plate, the inserting blocks are inserted into the slots, the top plate is inserted into the fixing plate, a connecting cylinder is mounted below the top plate, the cylindrical block is mounted below the connecting cylinder, and the cylindrical block is connected with a bolt; through having set up the fixed plate, and the cooperation has roof and inserted block, can control the elongation of bolt, has set up octagonal nut, can conveniently with the bolt revolve the work piece in the middle of, set up the locating hole, can fix the bolt, have simple structure, characteristics that practicality is strong.

Description

Rotation stopping pin structure

Technical Field

The utility model belongs to the technical field of the machine-building, concretely relates to spline structure.

Background

The rotation stopping pin is a standard workpiece which plays a role in preventing a device or a workpiece from rotating in production and processing, and is widely applied to various production and processing industries.

The existing rotation stopping pin is single in structure, when workpieces of different sizes are machined or installed, rotation stopping pins of different lengths need to be arranged, when the workpieces are disassembled and replaced, the workpieces are easily abraded, the production and installation of the workpieces are not facilitated, and the working efficiency cannot be improved.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a spline round pin structure to solve the existing spline round pin structure that proposes in the above-mentioned background art comparatively single, when processing or installing the work piece of unidimensional, need be equipped with the spline round pin of different length, and cause wearing and tearing to the work piece easily, the problem that work efficiency can not obtain the improvement.

In order to achieve the above object, the utility model provides a following technical scheme: a detent pin structure comprising: fixed subassembly and assembly component, fixed subassembly includes: the lower end of the fixing plate is mounted above the first sleeve, the fixing plate is mounted on the left side and the right side above the first sleeve, a plurality of slots are formed in the fixing plate, the inserting blocks are inserted into the slots, the top plate is inserted into the fixing plate, a connecting cylinder is mounted below the top plate, the cylindrical block is mounted below the connecting cylinder, and a bolt is connected with the cylindrical block;

the assembly component comprises: octagonal nut, bolt, first locating hole and second locating hole, octagonal nut fixes first sleeve surface, the bolt is installed inside the third sleeve, the third sleeve is installed inside the second sleeve, the second sleeve is installed inside the first sleeve, be provided with first locating hole on the second sleeve, be provided with the second locating hole on the third sleeve.

The utility model discloses still provide preferred, the bolt with the third sleeve is clearance fit, just be provided with a plurality of drill ways on the bolt, the interval between each drill way is the same.

The utility model discloses it is preferred still to provide, the slot clearance on the fixed plate is the same, just be interference fit between slot and the inserted block.

The utility model discloses it is preferred still to provide, first sleeve with the second sleeve is interference fit, the second sleeve with the third sleeve is interference fit.

The utility model discloses still provide preferred, the equipment subassembly is still wrapped to be suitable for there is the foundation, the foundation is installed the bolt bottom.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses a fixed subassembly and equipment subassembly's mating reaction can be when processing or installing not unidimensional work piece, need not carry out the change of making a round trip to the spline round pin, prevents to cause wearing and tearing to the work piece when changing, and then can guarantee smooth production and the installation of work piece, has solved the problem that work efficiency can not obtain the improvement.

2. Through having set up the fixed plate, and the cooperation has roof and inserted block, can control the elongation of bolt, has set up octagonal nut, can conveniently with the bolt revolve the work piece in the middle of, set up the locating hole, can fix the bolt, have simple structure, characteristics that practicality is strong.

Drawings

Fig. 1 is a schematic view of the external structure of the present invention;

FIG. 2 is a side view of the exterior structure of the present invention;

FIG. 3 is a bottom elevation view of the structure of the present invention;

fig. 4 is another side view of the appearance structure of the present invention.

In the figure: 1-fixing component, 11-fixing plate, 12-inserting block, 13-top plate, 14-inserting groove, 15-cylindrical block, 16-first sleeve, 17-second sleeve, 18-third sleeve, 19-connecting cylinder, 2-assembling component, 21-octagonal nut, 22-bolt, 23-bottom column, 24-first positioning hole and 25-second positioning hole.

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.

In the description of the present invention, it is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. In addition, in the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

Referring to fig. 1-4, the present invention provides a technical solution: a detent pin structure comprising: a fixing assembly 1 and an assembly 2, the fixing assembly 1 comprising: the fixing device comprises a fixing plate 11, an inserting block 12, a top plate 13, inserting grooves 14, a cylindrical block 15, a first sleeve 16, a second sleeve 17 and a third sleeve 18, wherein the lower end of the fixing plate 11 is installed above the first sleeve 16, the fixing plate 11 is installed on the left side and the right side above the first sleeve 16, the fixing block 11 is provided with a plurality of inserting grooves 14, the inserting block 12 is inserted into the inserting grooves 14, the top plate 13 is inserted into the fixing plate 11, a connecting cylinder 19 is installed below the top plate 13, the cylindrical block 15 is installed below the connecting cylinder 19, and the cylindrical block 15 is connected with a bolt 22; the assembly 2 comprises: the octagonal nut 21 is fixed on the outer surface of the first sleeve 16, the bolt 22 is installed inside the third sleeve 18, the third sleeve 18 is installed inside the second sleeve 17, the second sleeve 17 is installed inside the first sleeve 16, the first positioning hole 23 is formed in the second sleeve 17, the second positioning hole 24 is formed in the third sleeve 18, the bolt 22 is arranged, workpieces needing to be installed or processed can be fixed, the workpieces can be prevented from rotating, when the workpieces face different workpieces, the length of the bolt 22 can be adjusted to fix the workpieces, when the bolt 22 is adjusted, the insert block 12 is taken out firstly, then the top plate 13 is moved, the top plate 13 drives the connecting cylinder 19 and the cylinder block 15 to move, and further the bolt 22 can be driven to move, after the length of the bolt 22 is adjusted, the inserting block 12 is inserted into the inserting groove 14 on the fixing block 11, inserting the inserting block shaft into the first positioning hole 23 and the second positioning hole 24, fixing the length of the bolt 22, aligning the bottom column 23 with the workpiece, then the bolt 22 is screwed into the workpiece by using the octagonal nut 21, so that the rotation stopping of the workpiece is completed, the bolt 22 is in clearance fit with the third sleeve 18, and a plurality of holes are arranged on the bolt 22, the distance between every two holes is the same, the gaps of the slots 14 on the fixing plate 11 are the same, and the slot 14 and the insert 12 are in interference fit, the first sleeve 16 and the second sleeve 17 are in interference fit, the second sleeve 17 and the third sleeve 18 are in interference fit, the assembly component 2 further comprises a bottom column 25, and the bottom column 25 is installed at the bottom of the bolt 22.

The utility model discloses a theory of operation and use flow: through having set up bolt 22, can be through fixing the work piece that needs installation or processing, prevent that the work piece from rotating, when facing different work pieces, can adjust bolt 22's length and fix the work piece, when adjusting bolt 22, at first take out inserted block 12, then remove roof 13, roof 13 drives and connects cylinder 19 and cylinder piece 15 and move, and then can drive bolt 22 and remove, after adjusting bolt 22 length, in inserting slot 14 on fixed block 11 with inserted block 12, insert the inserted block axle in first locating hole 23 and second locating hole 24, after fixing bolt 22 length, aim at the work piece with foundation column 23, then utilize octagonal nut 21 to insert bolt 22 soon in the work piece, and then accomplish the spline to the work piece.

To sum up, in utility model's cooperation through fixed subassembly 1 and equipment subassembly 2, can be when processing or installing not unidimensional work piece, need not carry out the change of making a round trip to the pin that splines, prevent to cause wearing and tearing to the work piece when changing, and then can guarantee smooth production and installation of work piece, solved the problem that work efficiency can not obtain the improvement

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

1. A detent pin structure, characterized in that: comprises the following steps: a securing assembly (1) and an assembly (2), the securing assembly (1) comprising: the device comprises a fixing plate (11), an inserting block (12), a top plate (13), inserting grooves (14), cylindrical blocks (15), a first sleeve (16), a second sleeve (17) and a third sleeve (18), wherein the lower end of the fixing plate (11) is installed above the first sleeve (16), the fixing plate (11) is installed on the left side and the right side above the first sleeve (16), the fixing plate (11) is provided with a plurality of inserting grooves (14), the inserting block (12) is inserted into the inserting grooves (14), the top plate (13) is inserted into the fixing plate (11), a connecting cylinder (19) is installed below the top plate (13), the cylindrical blocks (15) are installed below the connecting cylinder (19), and the cylindrical blocks (15) are connected with bolts (22);

the assembly (2) comprises: octagonal nut (21), bolt (22), first locating hole (23) and second locating hole (24), octagonal nut (21) is fixed first sleeve (16) surface, bolt (22) are installed inside third sleeve (18), third sleeve (18) are installed inside second sleeve (17), second sleeve (17) are installed inside first sleeve (16), be provided with first locating hole (23) on second sleeve (17), be provided with second locating hole (24) on third sleeve (18).

2. A detent pin construction according to claim 1, further comprising: the bolt (22) and the third sleeve (18) are in clearance fit, a plurality of holes are formed in the bolt (22), and the distances among the holes are the same.

3. A detent pin construction according to claim 1, further comprising: the gaps of the slots (14) on the fixing plate (11) are the same, and the slots (14) and the insertion blocks (12) are in interference fit.

4. A detent pin construction according to claim 1, further comprising: the first sleeve (16) and the second sleeve (17) are in interference fit, and the second sleeve (17) and the third sleeve (18) are in interference fit.

5. A detent pin construction according to claim 1, further comprising: the assembly component (2) is also provided with a bottom column (25), and the bottom column (25) is arranged at the bottom of the bolt (22).