CN218411656U

CN218411656U - Spring fatigue degree detection device

Info

Publication number: CN218411656U
Application number: CN202223004080.7U
Authority: CN
Inventors: 郭志红; 王利涛; 乔龙; 王衙婻; 张笑笑
Original assignee: Luoyang Kaiyun Equipment Technology Co ltd
Current assignee: Luoyang Kaiyun Equipment Technology Co ltd
Priority date: 2022-11-11
Filing date: 2022-11-11
Publication date: 2023-01-31
Anticipated expiration: 2032-11-11

Abstract

The utility model belongs to the technical field of detection device, concretely relates to spring fatigue degree detection device, including organism and elevating system, the bottom and the top of organism are provided with elevating system and reciprocating cylinder respectively, elevating system's top and reciprocating cylinder's the equal fixedly connected with anticreep firm mechanism in bottom, two the corresponding setting from top to bottom of anticreep firm mechanism, anticreep firm mechanism includes the base structure, the top sliding connection of base structure has firm part. The utility model discloses, spring mounting is between two anticreep stabilizing mean, and the both ends of spring are inserted respectively to two structural firm parts of base, play the effect of stabilizing the spring tip, avoid among the testing process spring skew or spring pressurized bending and pop out in compression process, and the position of firm part can be followed the radial spring that adjusts the internal diameter that adapts to the difference of circular foundation post, improves the firm effect of the support of anticreep stabilizing mean to different internal diameter springs.

Description

Spring fatigue degree detection device

Technical Field

The utility model belongs to the technical field of detection device, concretely relates to spring fatigue degree detection device.

Background

Fatigue performance detection is required for springs bearing loads in the links of internal quality control of enterprises, customer acceptance, new product design identification, authentication, industry spot check and process adjustment. The detection mode can adopt two modes of fatigue life verification test and reliability evaluation test, but for the grade division and the authentication of products, the reliability evaluation test is required to be adopted to check the reliability index of the products.

A spring compression testing machine for spring fatigue detects when using, for guaranteeing the stability of spring in compression test in-process, inserts the post in the place installation with the contact of spring both ends usually, during the installation spring, inserts the tip that the post inserted the spring and can effectively avoid the spring to move about in the horizontal direction when compression test, can avoid the crooked departure of spring moreover.

The commonly used spring compression testing machine has a plug column generally with a fixed diameter, for example, a testing machine with the model of TST-C1009E, the plug column for stabilizing a spring is a solid cylindrical head, the diameter is fixed and unchanged, and when a large-diameter spring is detected, a larger gap is formed between the outer wall of the plug column and the spring, so that the stabilizing effect of the plug column on the spring is influenced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a spring fatigue degree detection device, its anticreep firm mechanism's diameter can be adjusted according to the internal diameter of spring to improve the stable effect of support to different diameter springs, with the problem of proposing in solving above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a spring fatigue degree detection device, includes organism and elevating system, the bottom and the top of organism are provided with elevating system and reciprocating cylinder respectively, elevating system's the equal fixedly connected with anticreep stabilizing mean in bottom and reciprocating cylinder, two anticreep stabilizing mean corresponds the setting from top to bottom, anticreep stabilizing mean includes the base structure, the top sliding connection of base structure has firm part, the top of base structure is rotated and is connected with and is used for stabilizing the part along the adjusting part of the radial regulation of base structure, firm part runs through adjusting part, the outer wall threaded connection of base structure has the driver part who is used for rotating adjusting part.

Further, elevating system includes the backup pad of fixed connection in the bottom of the organism, the middle part fixedly connected with pneumatic cylinder on backup pad top, the top fixedly connected with of pneumatic cylinder is used for installing anticreep stabilizing mean's mounting panel.

Further, the base structure includes circular pillar, four dovetail grooves around circular pillar axle center equidistance distribution are seted up to the top of circular pillar, the bottom fixedly connected with flange of circular pillar, the external screw thread has been seted up to the lateral wall of circular pillar.

Furthermore, the stabilizing part comprises a trapezoidal sliding block which is connected inside the dovetail groove in a sliding manner, the top end of the trapezoidal sliding block is fixedly connected with a cylindrical connector, and the top end of the cylindrical connector is fixedly connected with an arc-shaped plate.

Further, the adjusting part is including rotating the spiral cover of connection at circular pillar top, four bar chutes around spiral cover axle center equidistance distribution are seted up on the top of spiral cover, four the cylindricality connector runs through four respectively the bar chute, the inner wall of spiral cover is seted up flutedly.

Further, the drive part includes the ring of threaded connection at circular base post outer wall, the inner wall of ring seted up with circular base post outer wall on external screw thread matched with internal thread, the outer wall fixedly connected with arc flange of ring, arc flange sliding connection is in the inside of recess.

Further, recess and arc flange all have a plurality of, a plurality of the recess distributes around the axis equidistance of spiral cover, a plurality of arc flange sliding connection respectively is in a plurality of the inside of recess.

Compared with the prior art, the beneficial effects of the utility model are that: the spring mounting is between two anticreep firm mechanisms, and the both ends of spring are inserted respectively to the structural firm part of two bases, play the effect of stabilizing the spring tip, avoid among the testing process spring skew or spring pressurized bending and pop out in compression process, and the position of firm part can be followed the radial adjustment of circular foundation post, and then can adapt to the spring of different internal diameters, improves the firm effect of support of anticreep firm mechanism to different internal diameter springs.

Drawings

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

fig. 2 is a front sectional view of the present invention;

fig. 3 is an exploded view of the anti-slip fixing mechanism of the present invention;

fig. 4 is an enlarged schematic view of a part a of fig. 3 according to the present invention;

fig. 5 is a schematic perspective view of the adjusting member of the present invention.

In the drawings, the components represented by the respective reference numerals are listed below:

1. a body; 2. a lifting mechanism; 21. a support plate; 22. a hydraulic cylinder; 23. mounting a plate; 3. a reciprocating cylinder; 4. an anti-drop stabilizing mechanism; 41. a base structure; 411. a circular base pillar; 412. a dovetail groove; 413. a flange; 42. a stabilizing member; 421. a trapezoidal slider; 422. a cylindrical connector; 423. an arc-shaped plate; 43. a drive member; 431. a circular ring; 432. an arc-shaped convex plate; 44. an adjustment member; 441. screwing a cover; 442. a strip-shaped chute; 443. and (4) a groove.

Detailed Description

In order to make the objects and advantages of the present invention more apparent, the present invention will be described in detail with reference to the following embodiments. It is to be understood that the following text is only intended to describe one or several particular embodiments of the invention, and does not strictly limit the scope of the claims specifically claimed.

As shown in fig. 1 and 3, a spring fatigue degree detection device, including organism 1 and elevating system 2, the bottom and the top of organism 1 are provided with elevating system 2 and reciprocating cylinder 3 respectively, the top of elevating system 2 and the equal fixedly connected with anticreep stabilizing mean 4 in reciprocating cylinder 3's bottom, two anticreep stabilizing mean 4 correspond the setting from top to bottom, anticreep stabilizing mean 4 includes base structure 41, the top sliding connection of base structure 41 has stabilizing part 42, the top of base structure 41 is rotated and is connected with and is used for following the adjusting part 44 of base structure 41 radial regulation with stabilizing part 42, stabilizing part 42 runs through adjusting part 44, the outer wall threaded connection of base structure 41 has the driver part 43 who is used for rotating adjusting part 44.

According to the structure, when carrying out fatigue detection to the spring, settle the spring between two anticreep stabilizing mean 4, the anticreep stabilizing mean 4 that drives the top through reciprocating cylinder 3 carries out reciprocal activity from top to bottom, thereby compress the spring back and forth, and then detect the fatigue degree of spring, when the installation spring, the both ends of spring are inserted respectively to two firm parts 42, play the effect of stabilizing the spring tip, avoid the spring skew or spring pressurized bending and pop out in compression process, firm part 42's position is adjustable, thereby adapt to the spring of different internal diameters.

As shown in fig. 2, the lifting mechanism 2 includes a supporting plate 21 fixedly connected to the bottom of the machine body 1, a hydraulic cylinder 22 is fixedly connected to the middle of the top end of the supporting plate 21, and a mounting plate 23 for mounting the anti-dropping stabilizing mechanism 4 is fixedly connected to the top end of the hydraulic cylinder 22.

According to the structure, the height of the lower anti-falling stabilizing mechanism 4 can be adjusted through the telescopic hydraulic cylinder 22 when the spring is installed, and the spring fixing device is further suitable for springs with different heights.

As shown in fig. 3 and 4, the base structure 41 includes a circular base column 411, four dovetail grooves 412 equidistantly distributed around the axis of the circular base column 411 are provided at the top end of the circular base column 411, a flange 413 is fixedly connected to the bottom end of the circular base column 411, an external thread is provided on the side wall of the circular base column 411, the stabilizing member 42 includes a trapezoidal slider 421 slidably connected inside the dovetail groove 412, a cylindrical connector 422 is fixedly connected to the top end of the trapezoidal slider 421, and an arc plate 423 is fixedly connected to the top end of the cylindrical connector 422.

According to the above structure, the trapezoidal sliding block 421 can slide along the dovetail groove 412, and then the distance between the arc plate 423 and the axis of the circular base column 411 can be adjusted to adapt to springs with different inner diameters.

As shown in fig. 3 and 5, the adjusting component 44 includes a rotary cover 441 rotatably connected to the top of the circular base column 411, four strip-shaped chutes 442 equidistantly distributed around the axis of the rotary cover 441 are formed at the top end of the rotary cover 441, four cylindrical connectors 422 respectively penetrate through the four strip-shaped chutes 442, a groove 443 is formed in the inner wall of the rotary cover 441, the driving component 43 includes a ring 431 threadedly connected to the outer wall of the circular base column 411, an internal thread matched with the external thread on the outer wall of the circular base column 411 is formed in the inner wall of the ring 431, an arc-shaped protruding plate 432 is fixedly connected to the outer wall of the ring 431, the arc-shaped protruding plate 432 is slidably connected to the inside of the groove 443, the groove 443 and the arc-shaped protruding plate 432 are respectively provided with a plurality of grooves, the plurality of grooves 443 are equidistantly distributed around the axis of the rotary cover 441, and the plurality of arc-shaped protruding plates 432 are respectively slidably connected to the inside of the plurality of grooves 443.

According to the structure, when adjusting the position of the arc plate 423, the ring 431 is rotated, the ring 431 moves up and down along the outer wall of the circular base column 411, because the arc convex plate 432 is slidably connected in the groove 443, when the ring 431 rotates, the rotating cover 441 can be driven to rotate together, the four strip-shaped chutes 442 on the top surface of the rotating cover 441 can simultaneously drive the four cylindrical connectors 422 to move along the radial direction of the circular base column 411, and then the effect of adjusting the positions of the four arc plates 423 is achieved.

The utility model discloses a theory of operation does: when carrying out fatigue detection to the spring, settle the spring between two anticreep stabilizing mean 4, drive the anticreep stabilizing mean 4 of top through reciprocating cylinder 3 and carry out reciprocal activity from top to bottom, thereby to the spring round trip compression, and then realize the detection to spring fatigue, when installing the spring, firm part 42 on two base structures 41 inserts the both ends of spring respectively, play the effect of stabilizing the spring tip, avoid the spring skew or in compression spring pressurized bending and pop out among the testing process, firm part 42's position is adjustable, thereby adapt to the spring of different internal diameters, when adjusting firm part 42 position, rotatory ring 431, because arc protruding plate 432 sliding connection is in the inside of recess 443, when ring 431 is rotatory, can drive spiral cover 441 with the rotation, four bar chutes 442 on spiral cover 441 top surface can drive four cylindricality connectors 422 simultaneously and move along circular base column 411's radial, and then realize the effect of adjusting four arc board 423 positions simultaneously, because ring 431 and circular base column 411 screw-thread fit, can automatic positioning after adjusting the position.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention. The structures, devices, and methods of operation of the present invention, not specifically described and illustrated, are generally practiced by those of ordinary skill in the art without specific recitation or limitation.

Claims

1. The utility model provides a spring fatigue degree detection device, includes organism (1) and elevating system (2), its characterized in that: the bottom and the top of organism (1) are provided with elevating system (2) and reciprocating cylinder (3) respectively, the top of elevating system (2) and the equal fixedly connected with anticreep stabilizing mean (4) in bottom of reciprocating cylinder (3), two anticreep stabilizing mean (4) correspond the setting from top to bottom, anticreep stabilizing mean (4) includes base structure (41), the top sliding connection of base structure (41) has firm part (42), the top of base structure (41) is rotated and is connected with and is used for radially adjusting part (44) along base structure (41) with firm part (42), firm part (42) runs through adjusting part (44), the outer wall threaded connection of base structure (41) has driver part (43) that are used for rotating adjusting part (44).

2. A spring fatigue detecting device according to claim 1, wherein: elevating system (2) are including backup pad (21) of fixed connection in organism (1) bottom, middle part fixedly connected with pneumatic cylinder (22) on backup pad (21) top, the top fixedly connected with of pneumatic cylinder (22) is used for installing mounting panel (23) of anticreep stabilizing mean (4).

3. A spring fatigue detecting device according to claim 1, wherein: the base structure (41) comprises a circular base column (411), four dovetail grooves (412) distributed around the axis of the circular base column (411) at equal intervals are formed in the top end of the circular base column (411), a flange (413) is fixedly connected to the bottom end of the circular base column (411), and external threads are formed in the side wall of the circular base column (411).

4. A spring fatigue detecting device according to claim 1, wherein: firm part (42) include trapezoidal slider (421) of sliding connection in dovetail (412) inside, the top fixedly connected with cylindricality connector (422) of trapezoidal slider (421), the top fixedly connected with arc (423) of cylindricality connector (422).

5. A spring fatigue detecting device according to claim 4, wherein: adjusting part (44) are including rotating spiral cover (441) of connecting at circular foundation pillar (411) top, four strip chute (442) around spiral cover (441) axle center equidistance distribution are seted up on the top of spiral cover (441), four cylindricality connector (422) runs through four respectively strip chute (442), the inner wall of spiral cover (441) is seted up flutedly (443).

6. A spring fatigue detecting device according to claim 5, wherein: the driving part (43) comprises a circular ring (431) which is in threaded connection with the outer wall of the circular base column (411), the inner wall of the circular ring (431) is provided with an internal thread which is matched with the external thread on the outer wall of the circular base column (411), the outer wall of the circular ring (431) is fixedly connected with an arc-shaped convex plate (432), and the arc-shaped convex plate (432) is in sliding connection with the inner part of the groove (443).

7. The spring fatigue detecting device according to claim 6, wherein: the grooves (443) and the arc-shaped convex plates (432) are respectively provided with a plurality of grooves (443), the grooves (443) are equidistantly distributed around the axis of the spiral cover (441), and the arc-shaped convex plates (432) are respectively connected to the insides of the grooves (443) in a sliding mode.