CN210893645U

CN210893645U - Spring force test instrument

Info

Publication number: CN210893645U
Application number: CN201921827128.XU
Authority: CN
Inventors: 谢国基; 姜晓平; 罗敏豪; 卢佳
Original assignee: GDXL Precise Machinery Co Ltd
Current assignee: GDXL Precise Machinery Co Ltd
Priority date: 2019-10-28
Filing date: 2019-10-28
Publication date: 2020-06-30
Anticipated expiration: 2029-10-28

Abstract

The utility model discloses a spring force test instrument, including the bottom plate, install the dynamometer that is used for detecting the spring force on the bottom plate, install the mobile mechanism that is used for setting up the predetermined flexible volume on the bottom plate and pre-set the mechanism, install the upper plate on slidable compression or tensile spring that awaits measuring, the sense terminal of dynamometer is equipped with the fixed spring positioning seat of the one end of the spring that will await measuring, be equipped with the fixed regulation pole of spring other end that will await measuring in the mobile mechanism, be equipped with the scale mark that is used for reading the flexible volume of the spring that awaits measuring on the bottom plate, the utility model has the characteristics of visual display, easy.

Description

Spring force test instrument

Technical Field

The utility model belongs to the technical field of the spring test, concretely relates to spring force test instrument.

Background

The spring is used for a plurality of parts of the die, such as a reset mechanism and a normally closed mechanism, and in order to ensure that the expansion amount and the elasticity of the spring meet the design requirements and the spring can effectively and stably operate to meet the performance requirements of the die and the die can exert better performance, the elasticity of the spring needs to be effectively tested. Most of the current mold production enterprises can customize the spring according to actual needs, or choose to modify the existing standard spring for use. Whether the performance of the customized spring or the modified spring meets the design requirement can be concluded only by performing an elasticity test, how to perform a rapid test on the customized or modified spring, and obtaining data to optimize and improve the spring so that the performance of the spring meets the requirement on the performance of a mold, and the mold can exert better performance by optimizing and improving the spring so as to prolong the service life of the mold.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, the utility model provides a high-efficient convenient spring force test instrument.

The utility model provides a technical scheme that its technical problem adopted is:

the utility model provides a spring force test instrument, includes the bottom plate, install the dynamometer that is used for detecting the spring force on the bottom plate, install the mobile mechanism that is used for setting up the preset mechanism of predetermined flexible volume on the bottom plate, slidable compression or tensile spring that awaits measuring on the installation bottom plate, the sense terminal of dynamometer is equipped with the fixed spring positioning seat of the one end of the spring that will await measuring, be equipped with the regulation pole that will await measuring the spring other end is fixed among the mobile mechanism, be equipped with the scale mark that is used for reading the flexible volume of the spring that awaits measuring on.

The utility model discloses in, be equipped with the mounting panel that can be used to adjust dynamometer mounted position between bottom plate and the dynamometer, dynamometer fixed mounting is on the mounting panel, the slotted hole that is used for connecting the mounting panel is seted up to the bottom plate.

The utility model discloses in, preset mechanism includes stopper, screw ejector pin, lock nut, the stopper is fixed on the bottom plate, screw ejector pin one end is passed the stopper and is passed lock nut locking and fix on the stopper.

The utility model discloses in, moving mechanism still includes movable block and slider, the spout that is used for moving mechanism direction to remove is offered to the bottom plate, the slider is installed in the spout, the movable block is fixed to be set up on the slider, offer the mounting hole that is used for inserting the installation regulation pole on the movable block.

The utility model discloses in, be connected through screw-thread fit between regulation pole and the mounting hole.

The utility model discloses in, the central axis of spring positioning seat and the coaxial setting of the central axis of adjusting the pole.

The utility model discloses in, separate between moving mechanism and the spring positioning seat and set up the formation and put into the interval that awaits measuring that the spring that awaits measuring carries out the spring force test.

The utility model discloses in, dynamometer, spring positioning seat, the interval that awaits measuring, moving mechanism set gradually along same axis.

The utility model discloses in, preset the mechanism and be equipped with two, set up respectively in the interval both sides that await measuring, the scale mark sets up in preset the below of mechanism.

The utility model has the advantages that: when the utility model is used, only the spring to be tested needs to be placed in a region to be tested, the two ends of the spring to be tested are respectively fixed by the spring positioning seat and the adjusting rod, when the compression performance of the spring is tested, the moving mechanism is moved to the position of 0 of the scale mark, the spring to be tested is in a natural extension state by screwing the adjusting rod, when the reading of the dynamometer is 0, the spring to be tested can be judged to be in a natural extension state, then the compression length of the spring to be tested is preset by rotating the screw ejector rod, then the moving mechanism is pushed to compress the spring to be tested, the elastic performance of the spring to be tested can be obtained by reading the reading and the compression length of the dynamometer, when the tension performance of the spring is tested, the screw ejector rod is firstly rotated to preset the extension length of the spring to be tested, the moving mechanism is moved to be in, then the tensile spring that awaits measuring in "0" position of pulling moving mechanism to scale mark, the reading and the tensile length of reading the dynamometer can reach the elastic property of the spring that awaits measuring, the utility model has the characteristics of visual display, easy operation efficient.

Drawings

The invention will be further explained with reference to the drawings and the embodiments below:

FIG. 1 is a perspective view of the present embodiment;

FIG. 2 is a schematic view of the overall installation structure of the present embodiment;

FIG. 3 is a schematic view of the internal mounting structure of the present embodiment;

FIG. 4 is a schematic structural diagram of the base plate according to the present embodiment;

fig. 5 is an exploded view of the moving mechanism of the present embodiment.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings in the embodiments of the present invention are combined below to clearly and completely describe the technical solutions in the embodiments of the present invention.

Example (b):

as shown in fig. 1 and fig. 5, the present embodiment discloses a spring force testing instrument, which comprises a bottom plate 1, a force gauge 2 installed on the bottom plate 1 for detecting the spring force, a preset mechanism 3 installed on the bottom plate 1 for setting a predetermined amount of expansion and contraction, and a moving mechanism 4 installed on the top plate 1 for slidably compressing or stretching the spring to be tested, wherein in the present embodiment, the force gauge 2 is a pointer type push-pull force gauge, and the present invention adopts a horizontal placement structure, the detecting end of the force gauge 2 is provided with a spring positioning seat 5 for fixing one end of the spring to be tested, the moving mechanism 4 is provided with an adjusting rod 41 for fixing the other end of the spring to be tested, the bottom plate 1 is provided with a scale 11 for reading the amount of expansion and contraction of the spring to be tested, and after the one end of the spring to be tested is fixed by the adjusting rod, and then the position of the end part of the spring to be tested is adjusted, so that the initial state of the spring to be tested, which is fixed in the interval 7 to be tested, is a natural extension state, and the accuracy of the spring force test is ensured.

As preferred embodiment, be equipped with the mounting panel 6 that can be used to adjust dynamometer 2 mounted position between bottom plate 1 and the dynamometer 2, dynamometer 2 fixed mounting is on mounting panel 6, bottom plate 1 offers the slotted hole 12 that is used for connecting mounting panel 6, can adjust through mounting panel 6 through slotted hole 12 with the relative mounted position between the bottom plate 1 to adjust dynamometer 2's mounted position, make the utility model discloses can satisfy the spring force test of the spring that awaits measuring of multiple different length specifications.

As preferred embodiment, preset mechanism 3 includes stopper 31, screw ejector pin 32, lock nut 33, stopper 31 is fixed on bottom plate 1, screw ejector pin 32 one end is passed stopper 31 and is fixed on stopper 31 through lock nut 33 locking, moves screw ejector pin 32 through twisting and adjusts the distance of screw ejector pin 32 and moving mechanism 4, and the utility model discloses in, the distance of screw ejector pin 32 and moving mechanism 4 is the flexible volume of moving mechanism 4 compression or tensile spring that awaits measuring promptly, can preset the flexible volume of compression spring that awaits measuring through twisting screw ejector pin 32, and the simple operation is accurate, in this embodiment, pinhole and screw hole have been seted up at stopper 31's top, stopper 31 inserts through locating pin and screw and bottom plate 1 fixed connection, stopper 31 is the cube structure.

In a preferred embodiment, the moving mechanism 4 further includes a moving block 42 and a sliding block 43, the bottom plate 1 is provided with a sliding groove 13 for guiding and moving the moving mechanism 4, the sliding block 43 is installed in the sliding groove 13, the moving block 42 is fixedly arranged on the sliding block 43, the moving block 42 is provided with an installation hole 421 for inserting and installing the adjusting rod 41, the moving mechanism 4 moves along the sliding groove 13 through the sliding block 43 to compress or stretch the spring to be measured, and the adjusting rod 41 is connected with the installation hole 421 through a thread fit.

In a preferred embodiment, the central axis of the spring positioning seat 5 is coaxial with the central axis of the adjusting rod 41. And a to-be-tested interval 7 for placing a to-be-tested spring for spring force test is formed between the moving mechanism 4 and the spring positioning seat 5 at intervals. The dynamometer 2, the spring positioning seat 5, the interval 7 to be measured and the moving mechanism 4 are sequentially arranged along the same axis.

In a preferred embodiment, two preset mechanisms 3 are provided, and are respectively disposed on two sides of the interval to be measured 7, and the scale mark 11 is disposed below the preset mechanisms 3.

The utility model discloses when using, to await measuring the spring and place in interval 7 that awaits measuring, the both ends of the spring that awaits measuring are fixed through spring positioning seat 5 and regulation pole 41 respectively, and when the spring that awaits measuring carries out compression performance and examines, carry out following step: moving the moving mechanism 4 to the '0' position of the scale mark 11, screwing the adjusting rod 41 to enable the spring to be tested to be in a natural extension state, judging that the spring to be tested is in the natural extension state when the reading of the dynamometer 2 is '0', presetting the compression length of the spring to be tested by rotating the screw ejector rod 32, then pushing the moving mechanism 4 to compress the spring to be tested, and reading the reading and the compression length of the dynamometer 2 to obtain the elastic performance of the spring to be tested;

when the spring that awaits measuring carries out tensile properties and examines, carry out following step, rotatory screw ejector pin 32 predetermines the tensile length of the spring that awaits measuring earlier, move moving mechanism 4 to with screw ejector pin 32 contact, twist and move regulation pole 41 and make the spring that awaits measuring be in the natural extension state, when dynamometer 2's reading is "0", can judge that the spring that awaits measuring is in the natural extension state, then pull moving mechanism 4 to the tensile spring that awaits measuring of "0" position of scale mark, read dynamometer 2's reading and predetermine tensile length and can obtain the elasticity performance of the spring that awaits measuring, simultaneously the utility model discloses can also be applied to in the thrust test of mould combination and the atress test of bottle type to be not confine the test of spring force to the embodiment only uses the spring test as the example and describes.

The above description is only the preferred embodiment of the present invention, and the technical solutions of the objects of the present invention are all within the protection scope of the present invention as long as the objects are achieved by the substantially same means.

Claims

1. A spring force test instrument, characterized by: including the bottom plate, install the dynamometer that is used for detecting the spring force on the bottom plate, install the mobile mechanism that is used for setting up the predetermined flexible volume on the bottom plate and pre-set the mechanism, install the bottom plate on slidable compression or tensile spring that awaits measuring, the sense terminal of dynamometer is equipped with the spring positioning seat that will await measuring the one end of spring is fixed, be equipped with the regulation pole that will await measuring the spring other end fixed in the mobile mechanism, be equipped with the scale mark that is used for reading the flexible volume of the spring that awaits measuring on the bottom plate.

2. The spring force test instrument of claim 1, wherein: be equipped with the mounting panel that can be used to adjust dynamometer mounted position between bottom plate and the dynamometer, dynamometer fixed mounting is on the mounting panel, the slotted hole that is used for connecting the mounting panel is seted up to the bottom plate.

3. The spring force test instrument of claim 1, wherein: the preset mechanism comprises a limiting block, a screw ejector rod and a locking nut, the limiting block is fixed on the bottom plate, and one end of the screw ejector rod penetrates through the limiting block and is locked and fixed on the limiting block through the locking nut.

4. The spring force test instrument of claim 1, wherein: the moving mechanism further comprises a moving block and a sliding block, the bottom plate is provided with a sliding groove used for guiding and moving the moving mechanism, the sliding block is installed in the sliding groove, the moving block is fixedly arranged on the sliding block, and the moving block is provided with an installation hole used for inserting an installation adjusting rod.

5. The spring force test instrument of claim 4, wherein: the adjusting rod is connected with the mounting hole in a matched mode through threads.

6. The spring force test instrument of claim 1, wherein: the central axis of the spring positioning seat is coaxial with the central axis of the adjusting rod.

7. The spring force test instrument of claim 1, wherein: the moving mechanism and the spring positioning seat are arranged at intervals to form a to-be-tested area for placing a to-be-tested spring to be tested for spring force testing.

8. The spring force test instrument of claim 7, wherein: the dynamometer, the spring positioning seat, the interval to be measured and the moving mechanism are sequentially arranged along the same axis.

9. The spring force test instrument of claim 7, wherein: the preset mechanism is provided with two preset mechanisms which are respectively arranged at two sides of the interval to be measured, and the scale marks are arranged below the preset mechanism.