CN219104606U

CN219104606U - Shock absorption testing machine for sports shoes

Info

Publication number: CN219104606U
Application number: CN202222446970.7U
Authority: CN
Inventors: 仵涛; 李新焱; 卜浩然; 魏国征
Original assignee: Gotech Testing Machines Dongguan Co Ltd
Current assignee: Gotech Testing Machines Dongguan Co Ltd
Priority date: 2022-09-15
Filing date: 2022-09-15
Publication date: 2023-05-30
Anticipated expiration: 2032-09-15

Abstract

The utility model discloses a shock absorption testing machine for sports shoes, which is convenient to operate and detects the shock absorption characteristic of sole materials. The utility model comprises a frame, wherein a force sensor is arranged at the bottom of the frame, a test bench is arranged on the force sensor, and the force sensor is arranged between the test bench and a bottom plate of the frame; the upper part of the rack is provided with a lower cross arm and an upper cross arm which are spaced, a second sliding rod which is vertical in the longitudinal direction is arranged above the test bench, one end of the second sliding rod, which faces the test bench, is provided with an impact head, the impact head is vertical to the test bench and is arranged right above the test bench, and one end of the second sliding rod, which is far away from the test bench, is provided with a weight; the upper cross arm is provided with a motor, an output shaft of the motor is in driving connection with a ball screw, the ball screw is arranged between the upper cross arm and the lower cross arm, and the ball screw is arranged in parallel with the second sliding rod. The utility model is used for checking the material characteristics of the soles of the sports shoes, adopts the force sensor, has simple correction, and accurate obtained data, and improves the efficiency of detecting the sports shoes.

Description

Shock absorption testing machine for sports shoes

Technical Field

The utility model relates to the technical field of testing, in particular to a damping testing machine for detecting the performance of materials used for soles of sports shoes.

Background

The soles of the sports shoes are designed and manufactured for sports or travel, and soft and elastic materials are needed to play a role in buffering, so that the elasticity can be enhanced during sports. To ensure the quality and performance of athletic shoes, cushioning performance testing of the athletic shoes is required. The conventional sports shoe buffer testing device generally impacts the sports shoe through free falling body movement to test the buffer performance, the free falling body movement is generally controlled by electromagnetism, and a piezoelectric sensor is used for testing, but the piezoelectric sensor has large correction difficulty, is easy to generate errors, and affects the testing precision.

Disclosure of Invention

In order to solve the problems in the prior art, the utility model aims to provide a shock absorption testing machine for sports shoes, which is convenient to operate and detects the cushioning characteristic of sole materials.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the shock absorption testing machine for the sports shoes comprises a frame, wherein a force sensor is arranged at the bottom of the frame, a test table is arranged on the force sensor, and the force sensor is arranged between the test table and a bottom plate of the frame; the upper cross arm and the lower cross arm are horizontally arranged at intervals, a certain distance is arranged between the upper cross arm and the lower cross arm, a second vertical sliding rod is arranged above the test bench, an impact head is arranged at one end of the second sliding rod, which faces the test bench, the impact head is vertical to the test bench and is arranged right above the test bench, and a weight is arranged at one end of the second sliding rod, which is far away from the test bench;

the middle part of frame both sides is equipped with the first slide bar (sharp slide bar) of matching symmetry, is equipped with linear bearing on the first slide bar, and the linear bearing outside is equipped with the locking board, and the locking groove has been seted up to the outside one side of locking board, is equipped with the guard shield of cover in front of the frame, and the guard shield both ends set up in the locking groove, are equipped with the pulley above the locking board, are equipped with wire rope on the pulley, and wire rope one end is connected with the locking board, and the hoist and mount piece is connected to the wire rope other end.

Further, in some embodiments, a motor is arranged on the upper cross arm, an output shaft of the motor is in driving connection with a ball screw, the ball screw is arranged between the upper cross arm and the lower cross arm, and the ball screw is arranged in parallel with the second sliding rod;

the ball screw is provided with a cylinder, a piston is arranged in the cylinder, and a piston rod extending towards the second slide rod is arranged on one side of the piston, which is close to the second slide rod;

the rack is provided with a sliding rail parallel to the ball screw, the sliding rail is provided with a group of symmetrical matched induction switches, and the induction switches are arranged at the close end parts of the sliding rail.

Further, in some embodiments, a sliding seat matched and corresponding to the sliding rail is arranged on the air cylinder, and the sliding seat is arranged at one end of the air cylinder far away from the second sliding rod;

the slide seat can be arranged between the two inductive switches in a contradicting way.

Further, in some embodiments, a piston rod of the cylinder is disposed toward the second slide bar.

Further, in some embodiments, a cylinder is arranged on the ball screw, a screw seat is arranged on the cylinder, and the ball screw is connected with the cylinder through the screw seat in a driving way.

Further, in some embodiments, a spring is disposed on a side of the piston away from the second slide bar, and an air guide head is disposed on a side of the piston close to the second slide bar.

Further, in some embodiments, guide seats are respectively arranged on the upper cross arm and the lower cross arm, and the second sliding rod is penetrated and arranged on the guide seats at intervals; the middle part of the second slide bar is provided with a baffle plate, and the baffle plate is positioned between the upper cross arm and the lower cross arm.

The utility model is used for inspecting the sports shoes used in the racing sports, testing the material characteristics of the soles of the sports shoes, and determining the cushioning characteristics and the rapid compression force-displacement relationship of the sports shoes. The utility model adopts the force sensor, has simple correction, accurate data and improves the detection efficiency of the sports shoes.

Drawings

FIG. 1 is a schematic perspective view of an embodiment of the present utility model;

FIG. 2 is a schematic diagram illustrating an initial state of an embodiment of the present utility model;

FIG. 3 is a schematic diagram of an embodiment of the present utility model in operation;

FIG. 4 is an enlarged schematic view of portion A of FIG. 2;

FIG. 5 is an enlarged schematic view of portion B of FIG. 3;

FIG. 6 is a schematic diagram of an embodiment of the present utility model;

fig. 7 is a schematic view of a locking plate portion according to an embodiment of the present utility model.

The figure indicates:

the device comprises a frame 11, a test bench 12, an impact head 13, a piston rod 14, a baffle 15, a second slide bar 16, a guide seat 17, a weight 18, a motor 19, an upper cross arm 21, a ball screw 22, a cylinder 23, a sliding seat 24, a screw seat 25, a sliding rail 26, a lower cross arm 27, a force sensor 28, an induction switch 29, a sample 31, a piston 33, a spring 34, an air guide head 35, a first slide bar 36, a linear bearing 37, a locking plate 38, a locking groove 39, a pulley 41 and a shield 42.

Detailed Description

So that the manner in which the features and characteristics of the utility model, as well as the particular objects and functions attained, can be understood in detail, embodiments of the utility model and the features of the embodiments may be combined without conflict. So that the manner in which the features and advantages of the utility model, as well as the manner in which the features and advantages of the utility model are attained and can be understood in detail, a more particular description of the utility model, briefly summarized below, may be had by reference to the appended drawings and detailed description thereof which follow.

It will be understood that when an element is referred to as being "fixed" or "disposed" on another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "front," "rear," and the like are used herein for illustrative purposes only and are not meant to be the only embodiment.

Referring to the drawings, the utility model comprises a frame 11, wherein a force sensor 28 is arranged at the bottom of the frame 11, a test bench 12 is arranged on the force sensor 28, the force sensor 28 is arranged between the test bench 12 and the bottom plate of the frame 11, and a sample 31 is placed on the test bench 12; the upper side of the frame 11 is provided with a lower cross arm 27 and an upper cross arm 21 which are parallel at intervals, the upper cross arm 21 and the lower cross arm 27 are horizontally arranged, and a certain interval is arranged between the upper cross arm 21 and the lower cross arm 27.

A second sliding rod 16 which is vertical in the longitudinal direction is arranged above the test bench 12, an impact head 13 is arranged at one end of the second sliding rod 16 facing the test bench 12, the impact head 13 is vertical (right opposite) to the test bench 12 and is arranged right above the test bench 12, and a weight 18 is arranged at one end of the second sliding rod 16 far away from the test bench 12.

The upper cross arm 21 and the lower cross arm 27 are respectively provided with a guide seat 17, and the second slide bar 16 is penetrated and arranged on the guide seats 17 at intervals; the middle part of the second slide bar 16 is provided with a baffle 15, and the baffle 15 is positioned between the upper cross arm 21 and the lower cross arm 27.

Spring 34 acts: initially, the piston 33 is pushed out of the piston rod 14 by the elastic force; the piston rod 14 extends out of the raised impact structure (impact head 13, weight 18, etc.).

When the air guide device works, the air guide head 35 of the air cylinder 23 is connected with an air pipe, and the air pipe is used for air inlet to the air cylinder 23 through the air guide head 35; by the gas pushing back the piston 33, the piston rod 14 is pushed back along with it, the piston rod 14 is pushed back and the impact structure falls.

Further, in one embodiment of the present utility model, first sliding rods 36 (linear sliding rods) which are symmetrically matched are arranged in the middle of two sides of the frame 11, a linear bearing 37 is arranged on the first sliding rods 36, a locking plate 38 is arranged on the outer side of the linear bearing 37, a locking groove 39 is formed on one outward side of the locking plate 38, two ends of a protecting cover 42 are arranged in the locking groove 39, and the protecting cover 42 covers the front of the frame 11;

a pulley 41 is arranged above the locking plate 38, a steel wire rope is arranged on the pulley 41, one end of the steel wire rope is connected with the locking plate 38, and the other end of the steel wire rope is connected with a hoisting block; the steel wire rope winds around the pulley 41, so that the acrylic shield 42 can be stopped at any position in a sliding way.

A group of matched linear bearings 37 are arranged on the first sliding rod 36 (linear sliding rod), a locking plate 38 is arranged on the outer side of the linear bearings 37, and a protective cover 42 is arranged on a locking groove 39 of the locking plate 38; the linear bearing 37 (on the first sliding rod 36) slides up and down, drives the locking plate 38 to slide up and down, further drives the shield 42 to slide up and down, and can slide and stop the shield 42 at any position under the action of the hanging weight.

Further, in one embodiment of the present utility model, the ball screw 22 is provided with a cylinder 23, the cylinder 23 is provided with a screw seat 25, and the ball screw 22 is connected with the cylinder 23 through the screw seat 25 in a driving manner. The cylinder 23 is provided with a piston 33, a spring 34 is arranged on one side of the piston 33 away from the second slide bar 16, a piston rod 14 extending towards the second slide bar 16 is arranged on one side of the piston 33 close to the second slide bar 16, and an air guide head 35 is arranged on one side of the piston 33 close to the second slide bar 16.

The piston rod 14 of the cylinder 23 is disposed toward the second slide rod 16, and in a static state, the piston rod 14 is disposed under the shutter 15 in a state where it is abutted, in other words, the piston rod 14 is caught (supported against) the shutter 15.

Further, in one embodiment of the present utility model, a sliding rail 26 parallel to the ball screw 22 is provided on the frame 11, a sliding seat 24 matching with the sliding rail 26 is provided on the cylinder 23, and the sliding seat 24 is provided at an end of the cylinder 23 away from the second sliding rod 16. The slide rail 26 is provided with a group of matched symmetrical inductive switches 29, the inductive switches 29 are arranged at the close end part of the slide rail 26, and the slide seat 24 can be arranged between the two inductive switches 29 in a contradicting way.

FIG. 2 is a schematic diagram of an initial state (zero position) according to an embodiment of the present utility model; at this time, the motor 19 drives the cylinder 23 to descend to the origin, and the piston rod 14 is extended under the action of the spring 34 to lift (hold) the baffle 15 (hanging block) of the impact part.

Fig. 3 is a schematic view of the working of the embodiment of the present utility model (when the motor 19 is lifted to a certain height) by the impact part (the impact head 13); and then released. When in operation, the motor 19 drives the impact part (the impact head 13) to rise to a certain height, the impact structure rises for a certain displacement, the air cylinder 23 works, the piston rod 14 retracts, and the impact head 13 falls. The impact head 13 impacts the sample, and the force sensor 28 (load cell) obtains an impact force value, thereby obtaining a buffer characteristic of the sample.

The impact energy (weight) of the entire impact structure (impact head 13, weight 18, etc.) when dropped is subtracted from the force value sensed by the force sensor, and the result is the buffer value (damping value) of the sample.

The foregoing examples have shown only a few preferred embodiments of the utility model, which are described in some detail and it is to be understood that this utility model is not limited to the forms disclosed herein, but is not to be construed as limited to other examples, but is capable of use in various other combinations, modifications and environments and is capable of changes within the spirit of the utility model described herein, either by way of the foregoing teachings or by way of the knowledge of the relevant art, and is not therefore to be interpreted as limiting the scope of the utility model. It should be noted that modifications and improvements can be made by those skilled in the art without departing from the spirit and scope of the present utility model, which is within the scope of the appended claims. Accordingly, the scope of protection of the present utility model is to be determined by the appended claims.

Claims

1. A sports shoe shock absorption testing machine, comprising: the device comprises a frame (11), wherein a force sensor (28) is arranged at the bottom of the frame (11), a test bench (12) is arranged on the force sensor (28), and the force sensor (28) is arranged between the test bench (12) and a bottom plate of the frame (11); the device is characterized in that a lower cross arm (27) and an upper cross arm (21) which are parallel at intervals are arranged on the frame (11), the upper cross arm (21) and the lower cross arm (27) are horizontally arranged, a certain interval is arranged between the upper cross arm (21) and the lower cross arm (27), a second sliding rod (16) which is vertical longitudinally is arranged above the test bench (12), an impact head (13) is arranged at one end of the second sliding rod (16) facing the test bench (12), the impact head (13) is vertical to the test bench (12) and is arranged right above the test bench (12), and a weight (18) is arranged at one end of the second sliding rod (16) which is far away from the test bench (12);

the middle parts of two sides of the frame (11) are provided with first sliding rods (36) which are matched and symmetrical, the first sliding rods (36) are provided with linear bearings (37), the outer sides of the linear bearings (37) are provided with locking plates (38), one outward side of each locking plate (38) is provided with a locking groove (39), the front of the frame (11) is provided with a covered shield (42), and two ends of each shield (42) are arranged in each locking groove (39); a pulley (41) is arranged above the locking plate (38), a steel wire rope is arranged on the pulley (41), one end of the steel wire rope is connected with the locking plate (38), and the other end of the steel wire rope is connected with the hanging block.

2. The shock absorption testing machine for sports shoes according to claim 1, wherein a motor (19) is arranged on the upper cross arm (21), an output shaft of the motor (19) is in driving connection with a ball screw (22), the ball screw (22) is arranged between the upper cross arm (21) and the lower cross arm (27), and the ball screw (22) is arranged in parallel with the second sliding rod (16);

the ball screw (22) is provided with a cylinder (23), a piston (33) is arranged in the cylinder (23), and a piston rod (14) extending towards the second slide rod (16) is arranged at one side of the piston (33) close to the second slide rod (16);

the rack (11) is provided with a sliding rail (26) parallel to the ball screw (22), the sliding rail (26) is provided with a group of matched symmetrical inductive switches (29), and the inductive switches (29) are arranged at the close end part of the sliding rail (26).

3. The shock absorption testing machine for sports shoes according to claim 2, wherein the cylinder (23) is provided with a sliding seat (24) matched and corresponding to the sliding rail (26), and the sliding seat (24) is arranged at one end of the cylinder (23) far away from the second sliding rod (16);

the slide (24) is arranged between the two inductive switches (29) in a manner that it can be abutted against each other.

4. A shock absorbing tester for sports shoes according to claim 2, characterized in that the piston rod (14) of the cylinder (23) is arranged towards the second slide rod (16).

5. The shock absorption testing machine for sports shoes according to claim 2, wherein the ball screw (22) is provided with a cylinder (23), the cylinder (23) is provided with a screw seat (25), and the ball screw (22) is connected with the cylinder (23) through the screw seat (25) in a driving way.

6. The shock absorption testing machine for sports shoes according to claim 2, wherein a spring (34) is arranged on one side of the piston (33) away from the second sliding rod (16), and an air guide head (35) is arranged on one side of the piston (33) close to the second sliding rod (16).

7. The shock absorption testing machine for sports shoes according to claim 1, wherein guide seats (17) are respectively arranged on the upper cross arm (21) and the lower cross arm (27), and the second sliding rod (16) is penetrated through and arranged on the guide seats (17) at intervals; the middle part of the second slide bar (16) is provided with a baffle plate (15), and the baffle plate (15) is positioned between the upper cross arm (21) and the lower cross arm (27).