CN218725218U

CN218725218U - Dish spring detects frock

Info

Publication number: CN218725218U
Application number: CN202221870772.7U
Authority: CN
Inventors: 李亚稳; 刘玉秋; 董笑婷; 张丽梅
Original assignee: Beijing Aerospace Guanghua Electronic Technology Co Ltd
Current assignee: Beijing Aerospace Guanghua Electronic Technology Co Ltd
Priority date: 2022-07-11
Filing date: 2022-07-11
Publication date: 2023-03-24
Anticipated expiration: 2032-07-11

Abstract

The utility model discloses a dish spring detects frock, this detection method need cooperate squeeze riveter to use, mould, dish spring base, squeeze riveter lower mould on dish spring, squeeze riveter. The disc spring can be designed into a size according to actual needs; the upper die of the squeeze riveter is connected with the squeeze riveter and is designed to be step-shaped, so that the strength of the squeeze riveter can be improved; the size of the disc spring base can be changed according to the size of a disc spring which is actually designed; the lower die of the squeeze riveter is provided with the existing squeeze riveter, and does not need to be processed again. A dish spring detects frock mainly used for detecting whether the dish spring performance of producing satisfies actual demand, and operation method is simple and convenient swift, can used repeatedly many times, has saved operating time, has reduced working cost.

Description

Dish spring detects frock

Technical Field

The utility model relates to a dish spring detects frock belongs to mechanical process equipment field.

Background

The disc spring is one of standard fasteners commonly used for precise heavy machinery, and compared with a spring, the disc spring has the advantages of short stroke, large load, small required space, convenience in combination and use, easiness in maintenance and replacement, high economy and safety and long service life.

Due to the advantages, the disc spring is commonly used in machines or weapons such as heavy mechanical equipment, airplanes, cannons and the like as a powerful buffering and damping device; and also as a hold-down device in clutches, safety valves, pressure relief valves, and the like.

The existing disc spring detection technology mainly has the following problems:

the disc spring detection equipment is automatic detection equipment, has a complex structure and is not beneficial to transition;

the cost of the automatic detection equipment is high, and the automatic detection equipment is suitable for professional disc spring processing factories and is not suitable for small-batch factories;

the automatic equipment needs regular maintenance, is high in cost, and can cause batch disc spring damage once a problem occurs.

SUMMERY OF THE UTILITY MODEL

The technical solution problem of the utility model is that: the defect of the prior art is overcome, and the disc spring detection tool is simple in structure, convenient to operate, safe and reliable.

The technical solution of the utility model is that: a disc spring detection tool comprises an upper die, a disc spring, a base and a lower die; the upper die and the lower die are assembled on a squeeze riveter, the base is assembled on the lower die, the disc spring to be detected is placed on the base, the pressure and the pressing distance of the squeeze riveter are set according to the detection requirement, and the squeeze riveter drives the upper die to press the lower die to realize the forced pressing treatment of the disc spring.

Preferably, a groove is formed in the upper end of the base, the diameter of the groove is larger than the outer diameter of the disc spring, and the depth of the groove is equal to 0.25 time of the free height of the disc spring plus the material thickness.

Preferably, the lower end of the base is provided with a groove, the lower die is sleeved and seated on the lower die, the diameter of the groove is larger than that of the lower die, and the depth of the groove is 5-10 mm.

Preferably, the upper die is of a cylindrical stepped structure, the diameter of the top of the upper die accords with that of the upper die of the squeeze riveter, and the large end of the bottom of the upper die is in contact with the disc spring.

Preferably, the ratio of the diameters of the cylindrical steps is 1: (1.5-2): (3-4) the length is 1 (08-1.2) and 0.2-0.5.

Preferably, the upper die and the lower die are connected to the squeeze riveter through bolts.

Preferably, the pressure and the pressing range of the riveting press are fixed, and the springs to be detected are placed on the base to be detected according to batches.

Preferably, the upper die is made of 45 steel; the base is made of 45 steel.

Compared with the prior art, the utility model beneficial effect be:

1. the utility model discloses a frock and squeeze riveter's cooperation has realized the detection to the dish spring, has avoided being equipped with automatic check out test set's problem because of the demand for a short time, has realized utilizing the development of current resource, has saved the cost.

2. The utility model discloses a set up squeeze riveter's pressure parameter and push down the height, avoided the problem of adjustment parameter at every turn, realized the semi-automatization that detects, simple structure, convenient operation.

3. The utility model discloses a to the structural change of mould on the squeeze riveter originally, adopt the structure of cylindrical step form, increased the area of contact between last mould and dish spring, improved the height of last mould, guaranteed pressure and security that the dish spring examined time measuring.

4. The utility model discloses a base adopts the structure of upper end recess, has avoided the problem of direct dish spring landing when using on the squeeze riveter, has promoted the security performance.

5. The utility model discloses a base lower extreme also adopts groove structure, and direct cover is done on squeeze riveter lower mould, simple structure, the dismouting of being convenient for, and this structure is equated to the area of contact who has increased between lower mould and the dish spring moreover, has avoided the uneven problem of pressure.

6. The utility model discloses an all use the bolt hookup between last lower mould and the squeeze riveter, the hookup is reliable, and the structure is firm, and the security is high.

7. The utility model has the advantages of simple and reliable overall structure, the dismouting of being convenient for, transportation have higher suitability, maneuverability is strong.

Drawings

FIG. 1 is a front view of the present invention

Wherein: 1, a squeeze riveter; 2, upper die; 3, a disc spring; 4, a base; and 5, lower die.

Detailed Description

The invention will be further described with reference to the following description and specific examples, taken in conjunction with the accompanying drawings:

the tool is designed according to the size of the disc spring and is matched with the squeeze riveter for use, so that the required pressure and the pressing height in the detection process are ensured, and whether the disc spring meets the requirements or not is checked. The utility model has simple structure, convenient operation, safety and reliability, prevents the disc spring from flattening through the groove structure of the base, and simultaneously prevents the problem that the disc spring slides down in the operation process; the contact area between the lower die and the disc spring is increased by the sleeve seat of the base and the lower die of the squeeze riveter; the cylindrical step structure of the upper die not only increases the contact area with the disc spring, but also improves the strength of the upper die.

As shown in figure 1, the disc spring detection tool is suitable for a squeeze riveter 1 and comprises an upper die 2, a disc spring 3, a base 4 and a lower die 5. The upper die 2 and the lower die 5 are assembled on the squeeze riveter 1, the base 4 is assembled with the lower die 5, the disc spring 3 is placed on the base 4, and the upper die and the lower die are pressed.

The pressure and the pressing distance of the squeeze riveter 1 are adjusted according to the requirements to carry out forced pressing treatment on the disc spring 3, so that the requirements of different sizes can be met; the pressure and the pressing range of the squeeze riveter 1 are fixed according to the detection requirement, single adjustment is not needed, and the operation is simple; the upper end of the base 4 is internally provided with a groove, the diameter of the groove is larger than the outer diameter of the disc spring 3, the depth of the groove is always equal to 0.25 time of the free height and the material thickness of the disc spring, the disc spring 3 is prevented from sliding off in the operation process, and the pressing height of the disc spring can also meet the requirement; the lower end of the base 4 is provided with a groove, the lower die 5 is sleeved with the groove, the diameter of the groove is required to be larger than that of the lower die 5, the depth of the groove is 5-10 mm, the base 4 is ensured not to fall off, the structure is simple, and the dismounting is convenient; go up mould 1 and adopt cylinder step structure, the top diameter accords with mould diameter on squeeze riveter 1, and cylinder step diameter proportion is roughly 1: 1.5-2: 3-4, the length is 1; the stepped structure enhances the rigidity thereof; the upper die 1 and the lower die 5 are connected to the squeeze riveter 1 through bolts, and the connection is reliable and stable;

the utility model discloses a theory of operation is:

at ordinary times, go up mould 2 and lower mould 5 and fix on squeeze riveter 1 through the bolt fastening, seat cover 4 covers on the lower mould, and dish spring 3 is placed in the recess of base 4, and the pressure and the distance of pushing down of squeeze riveter 1 have been adjusted as required and can be carried out the pressure treatment to dish spring 3, then measure the external diameter, internal diameter, the height of the dish spring that the pressure treatment was carried out and detect the dish spring qualified.

The contents not described in detail in the present specification are known to those skilled in the art.

Claims

1. The utility model provides a dish spring detects frock which characterized in that: comprises an upper die, a disc spring, a base and a lower die; the upper die and the lower die are assembled on a squeeze riveter, the base is assembled on the lower die, the disc spring to be detected is placed on the base, the pressure and the pressing distance of the squeeze riveter are set according to the detection requirement, and the squeeze riveter drives the upper die to press the lower die to realize the forced pressing treatment of the disc spring.

2. The dish spring detects frock of claim 1, characterized in that: the upper end of the base is internally provided with a groove, the diameter of the groove is larger than the outer diameter of the disc spring, and the depth of the groove is equal to 0.25 time of the free height of the disc spring plus the material thickness.

3. The dish spring detects frock of claim 1, characterized in that: the lower end of the base is provided with a groove, the lower die is sleeved and seated on the lower die, the diameter of the groove is larger than that of the lower die, and the depth of the groove is 5-10 mm.

4. The dish spring detects frock of claim 1, characterized in that: the upper die is of a cylindrical step structure, the diameter of the top of the upper die accords with that of the upper die of the squeeze riveter, and the large end of the bottom of the upper die is in contact with the disc spring.

5. The dish spring detects frock of claim 4, characterized in that: the diameter ratio of the cylindrical steps is 1: (1.5-2): (3-4) the length is 1 (08-1.2) and 0.2-0.5.

6. The dish spring detects frock of claim 1, characterized in that: the upper die and the lower die are connected to the squeeze riveter through bolts.

7. The dish spring detects frock of claim 1, characterized in that: and fixing the pressure and the pressing range of the riveting press, and placing the springs to be detected on the base according to batches for detection.

8. The dish spring detects frock of claim 1, characterized in that: the upper die is made of 45 steel; the base is made of 45 steel.