CN214793742U

CN214793742U - Body-building spring tensile test device

Info

Publication number: CN214793742U
Application number: CN202120494267.6U
Authority: CN
Inventors: 王豪鹏
Original assignee: Tianjin Shengxin Sporting Goods Co ltd
Current assignee: Tianjin Shengxin Sporting Goods Co ltd
Priority date: 2021-03-09
Filing date: 2021-03-09
Publication date: 2021-11-19
Anticipated expiration: 2031-03-09

Abstract

The utility model provides a body-building spring tensile test device. The body-building spring tensile testing device comprises a base; the sliding cylinder is fixedly arranged at the top of the base; the sample piece is slidably arranged in the sliding cylinder, and the bottom of the sample piece is in contact with the top of the base; the first pressing plate is slidably mounted on the inner walls of the two sides of the sliding barrel and is movably connected with the sample piece, and the two sides of the first pressing plate extend out of the sliding barrel; the first limiting strip is arranged on one side of the sliding barrel, and the first limiting strip is fixedly connected with one side of the first pressing plate. The utility model provides a body-building spring tensile test device has fixed comparatively stable, the security is better, and the comparatively accurate advantage of test.

Description

Body-building spring tensile test device

Technical Field

The utility model relates to a spring test technical field especially relates to a body-building spring tensile test device.

Background

The spring is a mechanical zero which works by utilizing elasticity, a part made of elastic materials deforms under the action of external force and restores to the original shape after the external force is removed, and the spring is also used as a 'spring', generally made of spring steel, is used more in machinery and applied more in some fitness equipment, and is applied to the fitness equipment in various ways, wherein the spring has compression application, bending application and stretching application, and the stretching application examines the material and the deformation endurance of the spring, so people regularly check the tensile capacity of the spring when producing the spring.

However, the spring tensile testing device used at present is simple and crude, is poor in the fixing effect of the spring when the spring is subjected to tensile testing, is easy to cause the spring to break out when the tensile testing is carried out, is poor in safety, and is poor in accuracy because the tensile length of the spring is mostly used for judging the tensile force of the spring in the testing process.

Therefore, there is a need to provide a new tension testing device for exercise springs to solve the above-mentioned problems.

SUMMERY OF THE UTILITY MODEL

The utility model provides a technical problem provide a fixed comparatively stable, the security is better, and test comparatively accurate body-building spring tensile test device.

In order to solve the technical problem, the utility model provides a body-building spring tensile test device includes: a base; the sliding cylinder is fixedly arranged at the top of the base; the sample piece is slidably arranged in the sliding cylinder, and the bottom of the sample piece is in contact with the top of the base; the first pressing plate is slidably mounted on the inner walls of the two sides of the sliding barrel and is movably connected with the sample piece, and the two sides of the first pressing plate extend out of the sliding barrel; the first limiting strip is arranged on one side of the sliding barrel, and the first limiting strip is fixedly connected with one side of the first pressing plate; the bracket is fixedly arranged on one side of the sliding barrel, which is far away from the first limiting strip, and the bottom of the bracket is contacted with the top of the first pressing plate; the mobile fixing mechanism is arranged on the sliding barrel.

Preferably, the movable fixing mechanism comprises two sliding openings, a second pressing plate, two second limiting strips, two first bolts, two hanging rings and a testing mechanism, the two sliding openings are respectively arranged on the inner walls of the two sides of the sliding cylinder, the second pressure plate is slidably arranged in the two sliding ports, two sides of the second pressure plate extend out of the sliding barrel, the second clamp plate with sample swing joint, two the spacing strip of second sets up respectively the both sides of slide cartridge, two the spacing strip of second respectively with the both sides of second clamp plate contact, two first bolt threaded mounting respectively is two on the spacing strip of second, two first bolt all with second clamp plate threaded connection, two rings respectively fixed mounting is two the spacing strip of second is kept away from on one side of slide cartridge, accredited testing organization sets up on the slide cartridge.

Preferably, accredited testing organization includes pivot, two stay cords, two dynamometers and two couples, the pivot is rotated and is installed on the both sides inner wall of slide cartridge, the both ends of pivot all extend to outside the slide cartridge, the pivot is located two the top of the spacing strip of second, two the equal fixed mounting of stay cord is in the bottom of pivot, two the stay cord is located respectively the both sides of slide cartridge, two the dynamometer sets up respectively two on the bottom of stay cord, two the couple sets up respectively two the bottom of dynamometer, two the couple is respectively with two rings are hung and are established.

Preferably, the fixed cover in the pivot is equipped with four positioning disks, four the positioning disk is located respectively the both sides of slide cartridge, four the positioning disk is located two respectively the both sides of stay cord, the equal fixed mounting in both ends of pivot has the hand wheel.

Preferably, the support is L-shaped, a second bolt is installed on the support in a threaded mode, and the second bolt is connected with the first pressing plate in a threaded mode.

Preferably, four third bolts distributed in a rectangular array are installed on the base in a threaded manner, and the bottom ends of the four third bolts extend to the outside of the base.

Compared with the prior art, the utility model provides a body-building spring tensile test device has following beneficial effect:

the utility model provides a body-building spring tensile test device, it is tensile through placing the sample piece and fixing the test in the slide cartridge, not only the direction is effectual, has reduced because rock the error of swaing, and the protection effect is better simultaneously.

Drawings

Fig. 1 is a schematic structural view of a preferred embodiment of a device for tensile testing of a body-building spring according to the present invention;

FIG. 2 is an enlarged schematic view of portion A shown in FIG. 1;

FIG. 3 is an enlarged schematic view of a portion B shown in FIG. 1;

fig. 4 is an enlarged structural view of a portion C shown in fig. 1.

Reference numbers in the figures: 1. a base; 2. a slide cylinder; 3. a sample piece; 4. a first platen; 5. a first limit strip; 6. a support; 7. a sliding port; 8. a second platen; 9. a second limit strip; 10. a first bolt; 11. a hoisting ring; 12. a rotating shaft; 13. pulling a rope; 14. a force gauge; 15. and (4) hanging hooks.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and embodiments.

Please refer to fig. 1, fig. 2, fig. 3 and fig. 4 in combination, wherein fig. 1 is a schematic structural diagram of a preferred embodiment of a tension testing device for a body-building spring according to the present invention; FIG. 2 is an enlarged schematic view of portion A shown in FIG. 1; FIG. 3 is an enlarged schematic view of a portion B shown in FIG. 1; fig. 4 is an enlarged structural view of a portion C shown in fig. 1. Body-building spring tensile test device includes: a base 1; the sliding cylinder 2 is fixedly arranged on the top of the base 1; the sample 3 is slidably mounted in the slide cylinder 2, and the bottom of the sample 3 is in contact with the top of the base 1; the first pressing plate 4 is slidably mounted on the inner walls of the two sides of the sliding cylinder 2, the first pressing plate 4 is movably connected with the sample 3, and the two sides of the first pressing plate 4 extend out of the sliding cylinder 2; the first limiting strip 5 is arranged on one side of the sliding barrel 2, and the first limiting strip 5 is fixedly connected with one side of the first pressing plate 4; the bracket 6 is fixedly arranged on one side, away from the first limiting strip 5, of the sliding barrel 2, and the bottom of the bracket 6 is in contact with the top of the first pressing plate 4; and the movable fixing mechanism is arranged on the sliding barrel 2.

The movable fixing mechanism comprises two sliding openings 7, a second pressing plate 8, two second limiting strips 9, two first bolts 10, two hanging rings 11 and a testing mechanism, wherein the two sliding openings 7 are respectively arranged on the inner walls of the two sides of the sliding barrel 2, the second pressing plate 8 is slidably arranged in the two sliding openings 7, the two sides of the second pressing plate 8 extend out of the sliding barrel 2, the second pressing plate 8 is movably connected with the sample 3, the two second limiting strips 9 are respectively arranged on the two sides of the sliding barrel 2, the two second limiting strips 9 are respectively contacted with the two sides of the second pressing plate 8, the two first bolts 10 are respectively in threaded arrangement on the two second limiting strips 9, the two first bolts 10 are respectively in threaded connection with the second pressing plate 8, the two hanging rings 11 are respectively fixedly arranged on one sides of the two second limiting strips 9 far away from the sliding barrel 2, the testing mechanism is arranged on the sliding barrel 2.

Testing mechanism includes pivot 12, two stay cords 13, two dynamometer 14 and two couples 15, pivot 12 rotates to be installed on the both sides inner wall of slide cartridge 2, the both ends of pivot 12 all extend to outside slide cartridge 2, pivot 12 is located two the top of the spacing strip of second 9, two the equal fixed mounting of stay cord 13 is in the bottom of pivot 12, two stay cord 13 is located respectively the both sides of slide cartridge 2, two dynamometer 14 sets up respectively two on the bottom of stay cord 13, two couple 15 sets up respectively two dynamometer 14's bottom, two couple 15 respectively with two rings 11 are hung mutually and are established.

The fixed cover is equipped with four positioning disks on the pivot 12, four the positioning disk is located respectively the both sides of slide cartridge 2, four the positioning disk is located two respectively the both sides of stay cord 13, the equal fixed mounting in both ends of pivot 12 has the hand wheel.

The support 6 is L-shaped, a second bolt is installed on the support 6 through threads, and the second bolt is in threaded connection with the first pressing plate 4.

Four third bolts that are the distribution of rectangular array are installed to the screw thread on the base 1, four the bottom of third bolt all extends to outside the base 1.

The utility model provides a body-building spring tensile test device's theory of operation as follows:

when in use, the device is firstly installed on fixed positions such as a desktop through four third bolts on the base 1, then the sample 3 is placed in the sliding barrel 2, at the moment, the outer wall of the sample 3 is contacted with the inner wall of the sliding barrel 2 to play a guiding role and prevent the sample from collapsing, and because the two bottom ends of the spring are generally similar to a circle, people can normally install the sample through screws, therefore, when in fixation, the first pressing plate 4 is firstly inserted on the inner wall of the sliding barrel 2 to press the upper part of a ring at the bottom of the sample 3 and is fixed through the bracket 6 and the second bolts, then the second pressing plate 8 is installed to press the second pressing plate 8 against the lower part of the ring above the sample 3, then the sample is fixed through two second limiting strips 9 and two first bolts 10, wherein the second limiting strips 9 are only contacted with the two sides of the sliding barrel 2 and can keep sliding, and two hooks 15 are respectively hung on two hanging rings 11 during testing, then the hand wheel is rotated, the hand wheel drives the rotating shaft 12 to rotate, the rotating shaft 12 winds the two pull ropes 13 to drive the dynamometer 14 to stretch, the second pressing plate 8 is driven to ascend when the tensile force is gradually enhanced, the second pressing plate 8 pushes the sample piece 3 to stretch, the first pressing plate 4 fixes the sample piece 3, the numerical value on the dynamometer 14 is read when the sample piece 3 is stretched until the sample piece 3 is stretched to reach the extreme position.

the utility model provides a body-building spring tensile test device, it is tensile through placing sample 3 and fixing the test in slide cartridge 2, not only the direction is effectual, has reduced because rock the error of swaing, and the protection effect is better simultaneously.

It should be noted that the device structure and the accompanying drawings of the present invention mainly describe the principle of the present invention, and in the technology of this design principle, the settings of the power mechanism, the power supply system, the control system, etc. of the device are not completely described, and the details of the power mechanism, the power supply system, and the control system can be clearly known on the premise that those skilled in the art understand the principle of the present invention.

The above only is the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent processes of the present invention are used in the specification and the attached drawings, or directly or indirectly applied to other related technical fields, and the same principle is included in the protection scope of the present invention.

Claims

1. An exercise spring tension test apparatus, comprising:

a base;

the sliding cylinder is fixedly arranged at the top of the base;

the sample piece is slidably arranged in the sliding cylinder, and the bottom of the sample piece is in contact with the top of the base;

the first pressing plate is slidably mounted on the inner walls of the two sides of the sliding barrel and is movably connected with the sample piece, and the two sides of the first pressing plate extend out of the sliding barrel;

the first limiting strip is arranged on one side of the sliding barrel, and the first limiting strip is fixedly connected with one side of the first pressing plate;

the bracket is fixedly arranged on one side of the sliding barrel, which is far away from the first limiting strip, and the bottom of the bracket is contacted with the top of the first pressing plate;

the mobile fixing mechanism is arranged on the sliding barrel.

2. The tension testing device for the fitness spring according to claim 1, wherein the movable fixing mechanism comprises two sliding openings, a second pressing plate, two second limiting strips, two first bolts, two hanging rings and a testing mechanism, the two sliding openings are respectively formed on the inner walls of the two sides of the sliding barrel, the second pressing plate is slidably mounted in the two sliding openings, the two sides of the second pressing plate extend out of the sliding barrel, the second pressing plate is movably connected with the sample piece, the two second limiting strips are respectively arranged on the two sides of the sliding barrel, the two second limiting strips are respectively in contact with the two sides of the second pressing plate, the two first bolts are respectively in threaded mounting on the two second limiting strips, the two first bolts are respectively in threaded connection with the second pressing plate, and the two hanging rings are respectively and fixedly mounted on one sides of the two second limiting strips, which are far away from the sliding barrel, the testing mechanism is arranged on the sliding barrel.

3. The tension testing device for the fitness spring as claimed in claim 2, wherein the testing mechanism comprises a rotating shaft, two pull ropes, two dynamometers and two hooks, the rotating shaft is rotatably mounted on the inner walls of the two sides of the sliding barrel, the two ends of the rotating shaft extend out of the sliding barrel, the rotating shaft is located above the two second limiting strips, the two pull ropes are fixedly mounted at the bottom of the rotating shaft, the two pull ropes are respectively located at the two sides of the sliding barrel, the two dynamometers are respectively arranged at the bottom ends of the two pull ropes, the two hooks are respectively arranged at the bottom ends of the two dynamometers, and the two hooks are respectively hung with the two hanging rings.

4. The tension testing device for exercise springs as claimed in claim 3, wherein four positioning plates are fixed on the shaft and located on two sides of the sliding cylinder, four positioning plates are located on two sides of the two pull ropes, and hand wheels are fixed on two ends of the shaft.

5. The extension test device for a fitness spring according to claim 1, wherein the support is L-shaped, a second bolt is installed on the support in a threaded mode, and the second bolt is connected with the first pressure plate in a threaded mode.

6. The extension test device for exercise springs as claimed in claim 1, wherein four third bolts are mounted on the base in a rectangular array, and the bottom ends of the four third bolts extend out of the base.