CN217571876U

CN217571876U - Fixing mechanism of water pump shell

Info

Publication number: CN217571876U
Application number: CN202220962206.2U
Authority: CN
Inventors: 吴寅
Original assignee: Wuxi Yinyi Auto Parts Manufacture Co ltd
Current assignee: Wuxi Yinyi Auto Parts Manufacture Co ltd
Priority date: 2022-04-24
Filing date: 2022-04-24
Publication date: 2022-10-14
Anticipated expiration: 2032-04-24

Abstract

The utility model relates to the technical field of numerical control machine tools, in particular to a fixing mechanism of a water pump shell, which comprises a base, a rotating ring, a fixing ring, a threaded rod, a clamping nut and a clamping unit, wherein the top end of the base is fixedly connected with the rotating ring, the inner wall of the rotating ring is rotatably connected with the threaded rod, the fixing ring is sleeved on the outer surface of the threaded rod and positioned at the bottom end, the bottom end of the fixing ring is fixedly connected with the top end of the rotating ring, the clamping nut is connected with the outer surface of the threaded rod in a threaded manner, and a plurality of groups of clamping units are arranged between the clamping nut and the fixing ring; the utility model discloses in, can come the contained angle size between synchronous regulation multiunit one-level articulated frame and the second grade articulated frame through rotatory threaded rod to can change the tight state of clamp between the surface of the tight piece of clamp and the shells inner wall, realize the quick installation and the dismantlement of casing, be convenient for shorten the processing preparation cycle, improve production efficiency.

Description

Fixing mechanism of water pump shell

Technical Field

The utility model relates to a digit control machine tool technical field, in particular to water pump case's fixed establishment.

Background

Water pumps, which are frequently used in our daily lives, are machines that transport or pressurize liquid; the mechanical energy or other external energy of a prime motor is transmitted to liquid, so that the energy of the liquid is increased, the liquid is mainly used for transmitting liquid, such as water, oil, acid-base liquid, emulsion, suspoemulsion, liquid metal and the like, and can also transmit liquid, gas mixture and liquid containing suspended solids; in the process of production and processing of an existing water pump shell in a machine tool, in order to guarantee the processing precision of a shell, the shell is usually fixedly mounted on the surface of a workbench by a fastener to be processed, and a large amount of time is usually spent in the mounting and dismounting processes, so that the processing preparation period is prolonged, and the production efficiency is reduced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a water pump case's fixed establishment has mainly solved the technical problem who proposes among the prior art.

In order to achieve the above object, the utility model provides a following technical scheme:

a fixing mechanism of a water pump shell comprises a base, a rotating ring, a fixing ring, a threaded rod, a clamping nut and clamping units, wherein the rotating ring is fixedly connected to the top end of the base, the threaded rod is rotatably connected to the inner wall of the rotating ring, the fixing ring is sleeved on the outer surface of the threaded rod and positioned at the bottom end of the threaded rod, the bottom end of the fixing ring is fixedly connected with the top end of the rotating ring, the clamping nut is connected to the outer surface of the threaded rod in a threaded mode, and a plurality of groups of clamping units are arranged between the clamping nut and the fixing ring;

the clamping unit comprises a first-stage hinge seat, a first-stage hinge frame, a first-stage pin shaft, a second-stage hinge seat, a second-stage hinge frame, a second-stage pin shaft and a clamping block, the outer surface of the clamping nut is annularly provided with a plurality of groups of first-stage hinge seats, and the inner walls of the plurality of groups of first-stage hinge seats are respectively hinged with the first-stage hinge frame through the first-stage pin shaft;

a plurality of groups of second-stage hinge seats are annularly arranged on the outer surface of the fixing ring, and the inner walls of the plurality of groups of second-stage hinge seats are respectively hinged with a second-stage hinge frame through first-stage hinge pins;

the number of the first-stage hinged frames is the same as that of the second-stage hinged frames, and one end of each first-stage hinged frame and one end of each second-stage hinged frame located at the adjacent position are hinged to clamping blocks through second-stage hinge pins.

Preferably, the top end of the threaded rod is fixedly connected with a nut.

Preferably, the outer surface of the clamping block and the side far away from the hinged end are provided with arc structures.

Preferably, the length of the threaded rod is greater than the sum of the lengths of the first-stage hinged frame and the second-stage hinged frame.

Preferably, the top end of the screw cap is provided with a hexagonal groove.

Preferably, the outer surface of the threaded rod and the upper part of the clamping nut are in threaded connection with a locking nut.

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

in the utility model, the included angle between the multi-group first-stage hinged frame and the multi-group second-stage hinged frame can be synchronously adjusted by rotating the threaded rod, so that the clamping state between the outer surface of the clamping block and the inner wall of the shell can be changed; when the included angle between the first-stage hinged frame and the second-stage hinged frame is reduced, the inner wall of the shell can be clamped through the plurality of groups of clamping blocks; when the contained angle grow between one-level articulated frame and the second grade articulated frame, can make the inner wall that multiunit presss from both sides tight piece and loosen the casing to can realize the quick installation and the dismantlement of casing, be convenient for shorten processing preparation cycle, improve production efficiency.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a perspective view of a fixing mechanism of a water pump housing according to the present invention;

fig. 2 is a schematic structural view of the present invention, in which the housing is installed in fig. 1;

fig. 3 is an exploded view of the clamping unit of fig. 1 according to the present invention.

In the figure: the clamping device comprises a base 1, a rotating ring 2, a fixing ring 3, a threaded rod 4, a clamping nut 5, a nut 6, a hexagonal groove 61, a clamping unit 7, a first-stage hinge seat 71, a first-stage hinge frame 72, a first-stage pin shaft 73, a second-stage hinge seat 74, a second-stage hinge frame 75, a second-stage pin shaft 76, a clamping block 77, a locking nut 8 and a shell 9.

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 to 3, the present invention provides a technical solution:

a fixing mechanism of a water pump shell comprises a base 1, a rotating ring 2, a fixing ring 3, a threaded rod 4, a clamping nut 5 and clamping units 7, wherein the rotating ring 2 is fixedly connected to the top end of the base 1, the threaded rod 4 is rotatably connected to the inner wall of the rotating ring 2, the fixing ring 3 is sleeved on the outer surface of the threaded rod 4 and located at the bottom end of the outer surface of the threaded rod 4, the bottom end of the fixing ring 3 is fixedly connected with the top end of the rotating ring 2, the clamping nut 5 is connected to the outer surface of the threaded rod 4 in a threaded mode, and a plurality of groups of clamping units 7 are arranged between the clamping nut 5 and the fixing ring 3;

the clamping unit 7 comprises a first-stage hinge seat 71, a first-stage hinge frame 72, a first-stage pin shaft 73, a second-stage hinge seat 74, a second-stage hinge frame 75, a second-stage pin shaft 76 and a clamping block 77, a plurality of groups of first-stage hinge seats 71 are annularly arranged on the outer surface of the clamping nut 5, and the inner walls of the groups of first-stage hinge seats 71 are respectively hinged with the first-stage hinge frame 72 through the first-stage pin shafts 73;

a plurality of groups of second-stage hinge seats 74 are annularly arranged on the outer surface of the fixing ring 3, and the inner walls of the plurality of groups of second-stage hinge seats 74 are respectively hinged with second-stage hinge frames 75 through first-stage hinge pins 73;

the number of the first-stage hinged frames 72 is the same as that of the second-stage hinged frames 75, and one end of each first-stage hinged frame 72 is hinged to one end of the adjacent second-stage hinged frame 75 through a second-stage pin shaft 76 to form a clamping block 77.

When the shell 9 needs to be machined, firstly, the shell 9 is sleeved on the base 1, then the threaded rod 4 is rotated, the threaded rod 4 drives the clamping nut 5 to move downwards, then the clamping nut 5 drives the first-stage hinge frame 72 to rotate along the outer surface of the first-stage pin shaft 73 through the first-stage hinge seat 71, meanwhile, the other end of the first-stage hinge frame 72 drives the second-stage hinge frame 75 to rotate along the outer surface of the first-stage pin shaft 73 through the second-stage pin shaft 76, so that the included angle between the first-stage hinge frame 72 and the second-stage hinge frame 75 is reduced, the clamping block 77 is pushed to one side close to the inner wall of the shell 9 until the inner wall of the shell 9 is clamped by the clamping blocks 77, and therefore the shell 9 can be clamped quickly; when the shell 9 needs to be disassembled after being processed, only the threaded rod 4 needs to be rotated reversely, so that the shell 9 can be rapidly installed and disassembled, the processing preparation period is convenient to shorten, and the production efficiency is improved.

As an embodiment of the present invention, a nut 6 is fixedly connected to the top end of the threaded rod 4; facilitating manual rotation of the threaded rod 4.

As an embodiment of the present invention, the outer surface of the clamping block 77 and the side away from the hinged end is provided with an arc-shaped structure; facilitating the fitting against the inner wall of the housing 9.

As an embodiment of the present invention, the length of the threaded rod 4 is greater than the sum of the lengths of the first-stage hinge bracket 72 and the second-stage hinge bracket 75; the clamping range of the clamping block 77 can be effectively utilized.

As an embodiment of the present invention, a hexagonal groove 61 is formed at the top end of the nut 6; the threaded rod 4 is convenient to rotate by adopting a hexagonal wrench, and the labor intensity is reduced.

As an embodiment of the present invention, the outer surface of the threaded rod 4 and above the clamping nut 5 is threadedly connected with a locking nut 8; the clamping nut 5 is locked after the clamping block 77 clamps the inner wall of the shell 9.

The working principle is as follows: when the shell 9 needs to be machined, firstly, the shell 9 is sleeved on the base 1, then the threaded rod 4 is driven by rotating the nut 6, so that the threaded rod 4 drives the clamping nut 5 to move downwards, then the clamping nut 5 drives the first-stage hinging frame 72 to rotate along the outer surface of the first-stage pin shaft 73 through the first-stage hinging seat 71, meanwhile, the other end of the first-stage hinging frame 72 drives the second-stage hinging frame 75 to rotate along the outer surface of the first-stage pin shaft 73 through the second-stage pin shaft 76, so that the included angle between the first-stage hinging frame 72 and the second-stage hinging frame 75 is reduced, the clamping block 77 is pushed to one side close to the inner wall of the shell 9 until the inner wall of the shell 9 is clamped by the plurality of groups of clamping blocks 77, and finally the clamping nut 5 is locked through the locking nut 8; when the shell 9 needs to be disassembled after being processed, firstly, the locknut 8 is rotated reversely, so that the clamping nut 5 is loosened, and then the nut 6 is rotated reversely, so that the clamping unit 7 is loosened; thereby can realize the quick installation and the dismantlement of casing 9, be convenient for shorten processing preparation cycle, improve production efficiency.

The utility model discloses in, can carry out the clamp tightly in advance to the casing through manual rotatory nut, rethread hexagonal spanner rotatory nut carries out ultimate clamp tightly to the casing to can reduce the number of turns of hexagonal spanner rotatory nut, the operation nut of being convenient for rotates.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.

Claims

1. The utility model provides a water pump case's fixed establishment, includes base (1), rotating ring (2), solid fixed ring (3), threaded rod (4), clamping nut (5) and clamping unit (7), its characterized in that: the clamping device is characterized in that a rotating ring (2) is fixedly connected to the top end of the base (1), a threaded rod (4) is rotatably connected to the inner wall of the rotating ring (2), a fixing ring (3) is sleeved on the outer surface of the threaded rod (4) and located at the bottom end of the threaded rod, the bottom end of the fixing ring (3) is fixedly connected with the top end of the rotating ring (2), a clamping nut (5) is connected to the outer surface of the threaded rod (4) in a threaded mode, and a plurality of groups of clamping units (7) are arranged between the clamping nut (5) and the fixing ring (3);

the clamping unit (7) comprises a first-stage hinge seat (71), a first-stage hinge frame (72), a first-stage pin shaft (73), a second-stage hinge seat (74), a second-stage hinge frame (75), a second-stage pin shaft (76) and a clamping block (77), multiple groups of first-stage hinge seats (71) are annularly arranged on the outer surface of the clamping nut (5), and the inner walls of the multiple groups of first-stage hinge seats (71) are respectively hinged with the first-stage hinge frame (72) through the first-stage pin shaft (73);

a plurality of groups of secondary hinge seats (74) are annularly arranged on the outer surface of the fixing ring (3), and the inner walls of the plurality of groups of secondary hinge seats (74) are respectively hinged with a secondary hinge frame (75) through a primary pin shaft (73);

the number of the first-stage hinged frames (72) is the same as that of the second-stage hinged frames (75), and one end of each first-stage hinged frame (72) is hinged to one end of each second-stage hinged frame (75) in an adjacent position through a second-stage pin shaft (76) to form a clamping block (77).

2. The fixing mechanism of the water pump casing according to claim 1, characterized in that: the top end of the threaded rod (4) is fixedly connected with a nut (6).

3. The fixing mechanism of the water pump casing according to claim 1, characterized in that: the outer surface of the clamping block (77) and one side far away from the hinged end are arranged into an arc-shaped structure.

4. The fixing mechanism of the water pump casing according to claim 1, characterized in that: the length of the threaded rod (4) is greater than the sum of the lengths of the first-stage hinged frame (72) and the second-stage hinged frame (75).

5. The fixing mechanism of a water pump housing according to claim 2, wherein: the top end of the screw cap (6) is provided with a hexagonal groove (61).

6. The fixing mechanism of the water pump casing according to claim 4, characterized in that: and the outer surface of the threaded rod (4) is in threaded connection with a locking nut (8) above the clamping nut (5).