CN211374036U

CN211374036U - Wave spring performance detection device

Info

Publication number: CN211374036U
Application number: CN202020375969.8U
Authority: CN
Inventors: 方芳
Original assignee: Kunshan Skl Spring Co ltd
Current assignee: Kunshan Skl Spring Co ltd
Priority date: 2020-03-23
Filing date: 2020-03-23
Publication date: 2020-08-28
Anticipated expiration: 2030-03-23

Abstract

The utility model discloses a wave spring performance detection device, which comprises a detection table, wherein a plurality of support columns are fixedly arranged at the middle part of the top end of the detection table, a fixed disc is fixedly arranged at the top end of each support column, a guide rod is fixedly arranged at one side of the top end of the fixed disc, a lifting disc is alternately connected with the top part of the outer wall of the guide rod, sleeves are fixedly arranged at the middle parts of the bottom end of the lifting disc and the top end of the fixed disc, a fixed block is fixedly arranged at the top end of the inner wall of each sleeve, two circular grooves are arranged at the top part of the outer wall of the fixed block, and telescopic rods are respectively connected inside the two circular grooves in a sliding manner, a fastening bolt is rotated to push wedge-shaped clamping columns to move towards the mutually approaching direction, the wedge-shaped clamping columns push out the telescopic rods, a plurality of arc, the wave spring to be detected can not deflect or even fall off.

Description

Wave spring performance detection device

Technical Field

The utility model relates to a detection device, in particular to wave spring performance detection device belongs to quality testing technical field.

Background

The wave spring is an elastic element with a plurality of peaks and valleys on a metal thin circular ring. The method is generally applied to occasions that the load and the deformation are not large, the spring stiffness is required to be small, and the axial pre-pressure is required to be applied. The wave spring is particularly suitable for applications requiring weight reduction and applications limited by small installation space, and typical application fields thereof include: aerospace, precision machinery, hydraulic seals, high-end motors and the like.

In the wave spring shaping manufacturing process, need carry out each item and detect, detection device among the prior art is relatively poor to wave spring's fixed effect, is tensile and compression when detecting wave spring, and wave spring can appear the skew condition of droing even, can influence wave spring's testing result on the one hand, and on the other hand wave spring can collapse to fly, smashes wounded measurement personnel, has the potential safety hazard.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a wave spring performance detection device to solve the relatively poor condition problem that leads to wave spring can incline or even drop of wave spring of the fixed effect of the detection device who provides among the above-mentioned background art to wave spring.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a wave spring performance detection device, is including examining test table, the fixed a plurality of support columns that are equipped with in middle part that examines test table top, the fixed disc that is equipped with in top of support column, the fixed guide arm that is equipped with in one side on fixed disc top, the top of guide arm outer wall alternates and is connected with the lift disc, the middle part of lift disc bottom and the middle part on fixed disc top are all fixed and are equipped with the sleeve, the fixed block that is equipped with in top of sleeve inner wall, two circular slots, two the equal sliding connection in inside of circular slot has the telescopic link.

As an optimal technical scheme of the utility model, it is a plurality of the one end of telescopic link is all fixed and is equipped with arc splint.

As a preferred technical scheme of the utility model, two the inside middle part of fixed block has all been seted up and has been erected the groove, and two equal sliding connection in inside of erecting the groove have a wedge card post, two the outer wall of wedge card post is connected with the other end contact that corresponds the telescopic link respectively.

As an optimal technical scheme of the utility model, two the one end of wedge card post is all through compression spring and the inner wall fixed connection who corresponds perpendicular groove.

As a preferred technical scheme of the utility model, the screw, two have all been seted up at the middle part on fixed disc top and the middle part of lift disc bottom the equal threaded connection in inside of screw has fastening bolt, two fastening bolt's one end is located the inside that corresponds perpendicular groove respectively, and two fastening bolt's one end respectively with correspond the other end contact connection of wedge card post.

As a preferred technical scheme of the utility model, the fixed diaphragm that is equipped with in one side of lift disc outer wall, one side interlude of diaphragm is connected with the lead screw, the bottom of lead screw and step motor's output shaft fixed connection, step motor and external power supply electric connection.

As an optimal technical scheme of the utility model, the fixed pin that is equipped with of opposite side of lift disc outer wall, examine the fixed station that is equipped with in one side on test table top, the top fixed mounting of fixed station has the counter.

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

1. the utility model relates to a wave spring performance detection device, the fastening bolt rotates, the fastening bolt promotes the wedge card post to the direction motion that is close to each other, in this process, the wedge card post is released the telescopic link, a plurality of arc splint clip the wave spring that treats the detection, fixed effectual, when treating the wave spring that detects and stretch and compress and examine, the wave spring that treats the detection can not appear the skew condition even drop, the accuracy of testing result has been guaranteed, and the wave spring that treats the detection can not break out to fly and smash the injury detection personnel, be favorable to eliminating the potential safety hazard;

2. the utility model relates to a wave spring performance detection device, when the disc whereabouts, the plectrum of counter can be pressed to the pin to this statistics waits that the wave spring who detects is counted by the number of times of extension and compression, need not complicated sensor and counts, and the cost is lower, and the result is more accurate.

Drawings

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

fig. 2 is a schematic structural view of the fixing block of the present invention;

fig. 3 is a schematic structural diagram of the inside of the middle fixing block of the present invention.

In the figure: 1. a detection table; 2. fixing the disc; 3. a lifting disc; 4. a guide bar; 5. a transverse plate; 6. a screw rod; 7. a stepping motor; 8. a sleeve; 9. a fixed block; 10. a telescopic rod; 11. an arc-shaped splint; 12. a circular groove; 13. a vertical slot; 14. a wedge-shaped clamping column; 15. fastening a bolt; 16. a stop lever; 17. a counter; 18. a fixed table; 19. compressing the 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. 1-3, the present invention provides a technical solution of a wave spring performance testing apparatus:

according to the illustrations of fig. 1-3, the test station 1 is comprised, which is characterized in that: the middle part of the top end of the detection table 1 is fixedly provided with a plurality of support columns, the top end of each support column is fixedly provided with a fixed disc 2, one side of the top end of each fixed disc 2 is fixedly provided with a guide rod 4, the top part of the outer wall of each guide rod 4 is connected with a lifting disc 3 in an inserting way, the middle parts of the bottom ends of the lifting discs 3 and the middle part of the top end of the fixed disc 2 are respectively fixedly provided with a sleeve 8, the top end of the inner wall of each sleeve 8 is fixedly provided with a fixed block 9, the top part of the outer wall of each fixed block 9 is provided with two circular grooves 12, the inside of each circular groove 12 is connected with a telescopic rod 10 in a sliding way, one end of each telescopic rod 10 is fixedly provided with an arc-shaped clamping plate 11, the bottom and the top part of a wave spring to be detected are placed inside the two sleeves 8, the telescopic rods 10 are extended out, the wave spring to be detected can not incline or even fall off, the accuracy of the detection result is ensured, and the wave spring to be detected can not collapse, fly and injure detection personnel, thereby being beneficial to eliminating potential safety hazards.

Wherein, the middle parts of the inner parts of the two fixed blocks 9 are both provided with vertical slots 13, the inner parts of the two vertical slots 13 are both connected with wedge-shaped clamping columns 14 in a sliding way, the outer walls of the two wedge-shaped clamping columns 14 are respectively connected with the other ends of the corresponding telescopic rods 10 in a contact way, in an initial state, the telescopic rods 10 are positioned in the circular slots 12, one ends of the two wedge-shaped clamping columns 14 are both fixedly connected with the inner walls of the corresponding vertical slots 13 through compression springs 19, the middle parts of the top ends of the fixed disks 2 and the middle parts of the bottom ends of the lifting disks 3 are both provided with screw holes, the inner parts of the two screw holes are both connected with fastening bolts 15 in a threaded way, one ends of the two fastening bolts 15 are respectively positioned in the inner parts of the corresponding vertical slots 13, and one ends of the two fastening bolts 15 are respectively connected with the other ends of the corresponding wedge-shaped, the wedge-shaped clamping columns 14 push out the telescopic rod 10, and the wave-shaped spring to be detected is clamped by the arc-shaped clamping plates 11.

According to fig. 1, one side of the outer wall of the lifting disc 3 is fixedly provided with a transverse plate 5, one side of the transverse plate 5 is connected with a lead screw 6 in an inserting manner, the bottom end of the lead screw 6 is fixedly connected with an output shaft of a stepping motor 7, the stepping motor 7 is electrically connected with an external power supply, the stepping motor 7 drives the lead screw 6 to rotate, so that the lifting disc 3 reciprocates in the vertical direction, a waveform spring to be detected is stretched and compressed and detected, the other side of the outer wall of the lifting disc 3 is fixedly provided with a stop lever 16, one side of the top end of the detection table 1 is fixedly provided with a fixed table 18, the top end of the fixed table 18 is fixedly provided with a counter 17, when the disc 3 falls, the stop lever 16 can press a shifting piece of the counter 17, the times of stretching and compressing the waveform spring to be detected is counted, a.

When in specific use, the utility model relates to a wave spring performance detection device, at first place the inside of two sleeves 8 with the bottom and the top of the wave spring that awaits measuring, and ensure that the wave spring cover that awaits measuring is on fixed block 9, rotate fastening bolt 15, fastening bolt 15 promotes wedge card post 14 to the direction motion that is close to each other, in this process, wedge card post 14 pushes out telescopic link 10, a plurality of arc splint 11 clip the wave spring that awaits measuring, fixed effectual, when treating the wave spring that detects and stretch and compress the detection, the wave spring that awaits measuring can not appear the skew condition of droing even, open step motor switch, step motor 7 drives lead screw 6 and rotates, make lifting disc 3 do reciprocating motion in the vertical direction, the wave spring that treats detecting stretches and compresses the detection, when disc 3 falls, the stop lever 16 presses the shifting sheet of the counter 17, so that the times of stretching and compressing the wave spring to be detected are counted, the switch of the stepping motor is closed after detection is finished, the fastening bolt 15 is rotated, the wedge-shaped clamping column 14 resets under the action of the compression spring 19, the arc-shaped clamping plate 11 is loosened, and the wave spring which is detected completely can be taken out.

In the description of the present invention, it should be understood that the indicated orientation or positional relationship is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the indicated device or element 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 the present invention, unless otherwise explicitly specified or limited, for example, it may be fixedly connected, detachably connected, or integrated; 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

1. The utility model provides a wave spring performance detection device, is including examining test table (1), its characterized in that: detect the fixed a plurality of support columns that are equipped with in middle part on platform (1) top, the fixed disc (2) that are equipped with in top of support column, the fixed guide arm (4) that are equipped with in one side on fixed disc (2) top, the top of guide arm (4) outer wall alternates and is connected with lift disc (3), the middle part of lift disc (3) bottom and the middle part on fixed disc (2) top are all fixed and are equipped with sleeve (8), the fixed block (9) that are equipped with in top of sleeve (8) inner wall, two circular slots (12), two have been seted up at the top of fixed block (9) outer wall the equal sliding connection in inside of circular slot (12) has telescopic link (10).

2. The wave spring performance testing apparatus of claim 1, wherein: and arc-shaped clamping plates (11) are fixedly arranged at one ends of the telescopic rods (10).

3. The wave spring performance testing apparatus of claim 1, wherein: two erect groove (13) have all been seted up at the inside middle part of fixed block (9), and the equal sliding connection in inside of two perpendicular grooves (13) has wedge card post (14), two the outer wall of wedge card post (14) is connected with the other end contact that corresponds telescopic link (10) respectively.

4. The wave spring performance testing apparatus of claim 3, wherein: one end of each of the two wedge-shaped clamping columns (14) is fixedly connected with the inner wall of the corresponding vertical groove (13) through a compression spring (19).

5. The wave spring performance testing apparatus of claim 1, wherein: the middle part on fixed disc (2) top and the middle part of lift disc (3) bottom have all been seted up the screw, two the equal threaded connection in inside of screw has fastening bolt (15), two the one end of fastening bolt (15) is located the inside that erects groove (13) respectively, and the one end of two fastening bolt (15) is connected with the other end contact that corresponds wedge card post (14) respectively.

6. The wave spring performance testing apparatus of claim 1, wherein: one side of lift disc (3) outer wall is fixed and is equipped with diaphragm (5), one side interlude of diaphragm (5) is connected with lead screw (6), the output shaft fixed connection of the bottom of lead screw (6) and step motor (7), step motor (7) and external power supply electric connection.

7. The wave spring performance testing apparatus of claim 1, wherein: the other side of lift disc (3) outer wall is fixed and is equipped with pin (16), examine one side fixed the being equipped with fixed station (18) on test table (1) top, the top fixed mounting of fixed station (18) has counter (17).