CN215220044U

CN215220044U - Machine is experienced in striking of safety shoes

Info

Publication number: CN215220044U
Application number: CN202121093150.3U
Authority: CN
Inventors: 康望才
Original assignee: Hunan Hankun Industrial Co Ltd
Current assignee: Hunan Hankun Industrial Co Ltd
Priority date: 2021-05-20
Filing date: 2021-05-20
Publication date: 2021-12-17
Anticipated expiration: 2031-05-20

Abstract

The utility model discloses a safe shoe impact experience machine, which comprises an assembly frame, a base and an impact assembly, wherein the base is connected with the assembly frame, the assembly frame is provided with a through groove at the junction with the base, and the through groove is used for inserting feet; the impact assembly comprises a rope puller, a connecting rope, a weight, a rope fixing device and a time delay device, wherein the rope puller, the rope fixing device and the time delay device are respectively fixed in the assembly frame, the two opposite ends of the connecting rope are respectively connected with the rope puller and the weight, the rope fixing device is used for loosening the connecting rope in a power-on state so that the weight falls down, the time delay device is used for activating the rope puller after preset time, and the rope puller is used for pulling the weight back to an initial position and sending a power-off instruction to the rope fixing device. The utility model discloses a machine is experienced in safe shoes striking only needs a key to start, can accomplish the test to safe shoes to do not also influence the test of other safe shoes.

Description

Machine is experienced in striking of safety shoes

Technical Field

The utility model relates to a technical field of safety shoes test, in particular to safety shoes striking experience machine.

Background

After the safety shoes are produced according to the national standard, an impact resistance test is required to determine the reliability of the safety shoes, so that the phenomenon that users cannot be protected during normal use of the safety shoes is avoided. At present, the test ring section is mainly used for enabling a weight to fall freely by manually throwing the weight or cutting off a traction rope, and the repeatability of the methods is poor, so that the obtained experimental result has no control significance.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the relatively poor problem of commonality of the safe shoes test result that exists among the prior art, provide a safe shoes striking experience machine.

In order to realize the purpose of the utility model, the utility model provides a following technical scheme:

the safety shoe impact experiencing machine comprises an assembly frame, a base and an impact assembly, wherein the base is connected with the assembly frame, a through groove is formed in the junction of the assembly frame and the base, and the through groove is used for inserting a foot; the impact assembly comprises a rope puller, a connecting rope, a weight, a rope fixing device and a time delay device, wherein the rope puller, the rope fixing device and the time delay device are respectively fixed in the assembly frame, the two opposite ends of the connecting rope are respectively connected with the rope puller and the weight, the rope fixing device is used for loosening the connecting rope in a power-on state so that the weight falls down, the time delay device is used for activating the rope puller after preset time, and the rope puller is used for pulling the weight back to an initial position and sending a power-off instruction to the rope fixing device.

Optionally, the rope fixer is further configured to compress the connecting rope after receiving the power-off instruction and send a reset instruction to the rope puller, and the rope puller is further configured to return to the original state after receiving the reset instruction.

Optionally, the base includes skeleton, metal sheet, decorative board and a plurality of fastener, and the skeleton is connected with the assembly jig, and the metal sheet is connected with the skeleton, and a plurality of counter bores have been seted up to the decorative board, and a plurality of fasteners wear to establish the counter bore respectively and are connected with the metal sheet.

Optionally, the rope puller comprises an electric driving part and an electric push rod, the electric driving part is fixed on the assembly frame, the electric push rod is connected with the output end of the electric driving part, the connecting rope is connected with the electric push rod, and the electric driving part is used for driving the electric push rod to move under the activation of the time delay unit, so that the electric push rod pulls the heavy object to the initial position.

Optionally, the rope puller further comprises a metal sheet and a metal sensor, the metal sheet is connected with the electric push rod, the connecting rope is connected with the metal sheet, the metal sensor is fixed on the assembling frame, and the metal sheet is used for being in contact with the metal sensor to generate the power-off instruction.

Optionally, the rope fixer comprises an electromagnet, a baffle, a limiting spring and a fixing buckle, the electromagnet and the baffle are fixed in the assembly frame, one end of the limiting spring is connected with the fixing buckle, the other end of the limiting spring is connected with the electromagnet, and the fixing buckle is used for abutting the connecting rope against the baffle under the action of the limiting spring; wherein, the electromagnet attracts the fixed button to separate from the baffle plate under the power-on state, and the fixed button compresses the limit spring.

Optionally, the rope fixer further comprises a guide post, the guide post is connected with the fixing buckle, and a limiting spring and an electromagnet are sequentially arranged in a penetrating manner; or the guide post is connected with the electromagnet, and sequentially penetrates through the limiting spring and the fixing buckle.

Optionally, the fixed knot is U type structure, and logical groove has been seted up to the baffle, and the fixed knot inserts to leading to the inslot, and fixed knot encloses with the baffle and establishes the spacing hole that forms to supply the connecting rope to wear to establish.

Optionally, the rope fixer further comprises a spring limiting sheet, the spring limiting sheet is arranged between the fixing buckle and the electromagnet and connected with the assembling frame, one end of the limiting spring is connected with the fixing buckle, and the other end of the limiting spring is connected with the spring limiting sheet.

Optionally, the assembly frame is provided with a plurality of indicating grooves, and the indicating grooves are arrow-shaped and the arrows face downwards; safety shoe striking experience machine still includes lamp area and light-passing board, and the light-passing board covers a plurality of indicating groove, and the lamp area is installed in the assembly jig, and the lamp area is used for illuminating light towards indicating groove under the on-state.

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

the utility model discloses a machine is experienced in safe shoes striking only needs a key to start, can accomplish the test to safe shoes to do not also influence the test of other safe shoes.

Description of the drawings:

FIG. 1 is a schematic front view of a safety shoe impact experience machine;

FIG. 2 is a schematic view of the back side of the safety shoe impact experience machine;

FIG. 3 is an enlarged view of a portion of area A of FIG. 2;

FIG. 4 is an enlarged partial view of the area B in FIG. 2;

FIG. 5 is an enlarged view of a portion of region C of FIG. 1;

FIG. 6 is a first electrical schematic diagram of a safety shoe impact experience machine;

FIG. 7 is a second electrical schematic diagram of a safety shoe impact experience machine;

FIG. 8 is a third electrical schematic diagram of a safety shoe impact experience machine;

FIG. 9 is a fourth electrical schematic diagram of a safety shoe impact experience machine;

figure 10 is a fifth circuit schematic of a safety shoe impact experience machine.

The labels in the figure are:

safety shoe impact experience machine 100 jig 10 indicator slot 101

Base 20 framework 21 metal plate 22

Fastener 24 of trim panel 23 strikes assembly 30

Electric drive 312 electric push rod 314 of rope puller 31

Sheet metal 316 metal inductor 318 connects cords 32

Electromagnet 341 of weight 33 rope fixer 34

Baffle 342 through slot 347 spacing spring 343

Spring limiting sheet 346 of fixing buckle 344, guide column 345 and

light-transmitting plate 50 of time delay 35 lamp strip 40

Detailed Description

In order to make the technical solution of the present invention better understood by those skilled in the art, the following detailed description of the embodiments of the present invention is provided with the accompanying drawings, and the description of the present invention is only exemplary and explanatory, and should not be construed as limiting the scope of the present invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

It should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like refer to the orientation or positional relationship shown in the drawings, or the orientation or positional relationship that the utility model is usually placed when in use, and are used for convenience of description and simplification of description, but do not refer to or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.

Furthermore, the terms "horizontal", "vertical", "overhang" and the like do not imply that the components are required to be absolutely horizontal or overhang, but may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1 to 5, fig. 1 is a front structure view of a safety shoe impact testing machine 100, fig. 2 is a rear structure view of the safety shoe impact testing machine 100, fig. 3 is a partially enlarged view of a region a in fig. 2, fig. 4 is a partially enlarged view of a region B in fig. 2, and fig. 5 is a partially enlarged view of a region C in fig. 1.

The safety shoe impact experience machine 100 of the present invention includes a jig 10, a base 20, and an impact assembly 30.

Base 20 is connected with assembly jig 10, and base 20 constitutes type L type structure with assembly jig 10, and base 20 is used for bearing the experience person, and logical groove 347 has been seted up in the juncture of assembly jig 10 with base 20, and logical groove 347 is used for supplying the foot to insert, and the foot that here indicates is the foot of wearing safety shoes.

The impact assembly 30 comprises a rope pulling device 31, a connecting rope 32, a weight 33, a rope fixing device 34 and a time delay device 35, the rope pulling device 31, the rope fixing device 34 and the time delay device 35 are respectively fixed in the assembly frame 10, two opposite ends of the connecting rope 32 are respectively connected with the rope pulling device 31 and the weight 33, the rope fixing device 34 is used for loosening the connecting rope 32 in a power-on state so that the weight 33 falls down, and the weight 33 is hammered on the foot, so that the test work of the safety shoe is completed. The time delay device 35 is used for activating the rope pulling device 31 after a preset time, the rope pulling device 31 is used for pulling the weight 33 back to an initial position and sending a power-off instruction to the rope fixing device 34, the rope fixing device 34 returns to an original state to lock the connecting rope 32, the preset time is set according to the falling time of the weight 33, the falling time is determined according to the distance between the weight 33 and the foot, the larger the distance between the weight 33 and the foot is, the larger the impact force on the foot is, and the longer the preset time is, so that the weight 33 can normally fall.

The rope fixing device 34 is further used for compressing the connecting rope 32 and sending a reset instruction to the rope pulling device 31 after receiving a power-off instruction, the rope pulling device 31 is further used for recovering to an original state after receiving the reset instruction, therefore, the weight 33 can freely fall under the traction action of the rope pulling device 31 in the falling process, the rope pulling device 31 only has the traction action on the weight 33 after the weight 33 falls, and the maximum impact speed of the weight 33 can be ensured finally.

In this embodiment, the rope fixer 34 uses the electromagnet 341 as a power source, the rope fixer 34 includes an electromagnet 341, a baffle 342, a limit spring 343 and a fixing buckle 344, the electromagnet 341 and the baffle 342 are fixed in the assembly rack 10, one end of the limit spring 343 is connected with the fixing buckle 344, the other end is connected with the electromagnet 341, the fixing buckle 344 is interposed between the electromagnet 341 and the baffle 342, and the fixing buckle 344 is used for abutting the connecting rope 32 against the baffle 342 under the action of the limit spring 343; the electromagnet 341 attracts the fixing button 344 to separate from the stopper 342 in the energized state, and the fixing button 344 compresses the limit spring 343, so that the connection cord 32 is in a free state, and the weight 33 falls freely. In other embodiments, the rope fastener 34 may also utilize an air cylinder as a power source.

The rope fastener 34 also includes a guide post 345. In one embodiment, the guiding post 345 is connected to the fixing buckle 344, and sequentially penetrates through the limiting spring 343 and the electromagnet 341; in another embodiment, the guiding post 345 is connected to the electromagnet 341 and sequentially passes through the limiting spring 343 and the fixing buckle 344. In both cases, the guide posts 345 serve as guides to keep the deformation direction of the limiting spring 343 in the axial direction at all times.

The fixing buckle 344 is of a U-shaped structure, the baffle 342 is provided with a through groove 347, the fixing buckle 344 is inserted into the through groove 347, the through groove 347 plays a guiding role for the fixing buckle 344, the fixing buckle 344 is ensured to move in the axial direction of the limiting spring 343 all the time, and the fixing buckle 344 and the baffle 342 are surrounded to form a limiting hole for the connecting rope 32 to penetrate through. When the rope fixer 34 is not electrified, the fixing buckle 344 supports the connecting rope 32 on the baffle 342 under the action of the limiting spring 343 to complete the fixing of the connecting rope 32; when the rope fixer 34 is energized, the electromagnet 341 attracts the fixing button 344, the fixing button 344 is separated from the baffle 342, and the connecting rope 32 falls down under the action of the weight 33 to penetrate through the limiting hole.

The rope fixer 34 further includes a spring limiting sheet 346, the spring limiting sheet 346 is disposed between the fixing buckle 344 and the electromagnet 341 and connected to the assembly frame 10, one end of the limiting spring 343 is connected to the fixing buckle 344, and the other end is connected to the spring limiting sheet 346. The spring stopper 346 separates the holder 344 from the electromagnet 341 and is connected to the holder 344 by a stopper spring 343.

The rope puller 31 comprises an electric driving piece 312 and an electric pushing rod 314, wherein the electric driving piece 312 is fixed on the mounting bracket 10, the electric pushing rod 314 is connected with the output end of the electric driving piece 312, the connecting rope 32 is connected with the electric pushing rod 314, and the electric driving piece 312 is used for driving the electric pushing rod 314 to move under the activation of the time delay 35, so that the electric pushing rod 314 pulls the heavy object 33 to the initial position.

The rope pulling device 31 further comprises a metal sheet 316 and a metal sensor 318, the metal sheet 316 is connected with the electric push rod 314, the connecting rope 32 is connected with the metal sheet 316, the metal sensor 318 is fixed on the assembly frame 10, the metal sheet 316 moves along with the electric push rod 314, the metal sheet 316 is used for being in contact with the metal sensor 318 to indicate that the weight 33 returns to the initial position, the metal sensor 318 generates a power-off instruction, and the rope fixing device 34 is powered off after receiving the power-off instruction to fix the connecting rope 32.

Base 20 includes skeleton 21, metal sheet 22, decorative board 23 and a plurality of fastener 24, and skeleton 21 is connected with assembly jig 10, and skeleton 21 comprises many billet welding, and metal sheet 22 is connected with skeleton 21, and a plurality of counter bores have been seted up to decorative board 23, and a plurality of fasteners 24 wear to establish the counter bore respectively and are connected with metal sheet 22. The head of the fastener 24 is received in the counter-sunk hole flush with the decorative plate 23, maintaining the flatness of the decorative plate 23 so as not to abut against the user's foot.

The jig 10 is provided with a plurality of indicating grooves 101, and the indicating grooves 101 are arrow-shaped and point downward, indicating that the weight 33 moves downward. Safety shoe strikes experience machine 100 still includes lamp area 40 and light-transmitting board 50, and light-transmitting board 50 covers a plurality of indicator groove 101, plays the effect of decorating indicator groove 101, and lamp area 40 is installed in mount 10, and lamp area 40 is used for illuminating light towards indicator groove 101 under the on state to light indicator groove 101.

Referring to fig. 1 to 10, fig. 6 is a first circuit schematic diagram of the safety shoe impact testing machine 100, fig. 7 is a second circuit schematic diagram of the safety shoe impact testing machine 100, fig. 8 is a third circuit schematic diagram of the safety shoe impact testing machine 100, fig. 9 is a fourth circuit schematic diagram of the safety shoe impact testing machine 100, and fig. 10 is a fifth circuit schematic diagram of the safety shoe impact testing machine 100.

The circuit operating mechanism of the safety shoe impact experience machine 100 will be explained in detail below.

The electric control working principle is as follows: when a 220V power supply is switched on, the light strip H1 is lightened, and the 220V power supply obtains 24V direct current through a switching power supply G1; when the button SB1 is pressed, the 220V relay KA1 and the delayer KT are powered on, the 220V relay KA1 is attracted and self-locked, the traction electromagnet Y1 is powered on to attract the fixing buckle, the fixing buckle releases the connecting rope, the weight does free falling body movement and drives the connecting rope to fall off, the delayer KT is attracted after a preset time, the electric driving piece M1 is powered on by retraction voltage to drive the electric push rod to move upwards, the electric push rod retracts to pull the weight to move upwards to the topmost end, the metal sensor B1 senses the metal sheet to be conducted, the 24V relay KA2 is powered on, the 220V relay KA1 and the delayer KT are disconnected, the electromagnet Y1 is disconnected in a loss point, the fixing buckle clamps the connecting rope under the acting force of the spring, the electric driving piece M1 supplies upward extension voltage to drive the electric push rod to move downwards, the connecting rope is in a free state, the electric push rod reaches the bottommost end, the electric driving piece M1 is internally limited to enable the electric push rod to stop at the lower end.

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

Claims

1. A safety shoe impact experience machine is characterized by comprising

An assembly frame;

the assembly frame is provided with a through groove at the junction with the base, and the through groove is used for inserting a foot part; and

the impact assembly comprises a rope puller, a connecting rope, a weight, a rope fixer and a time delay unit, wherein the rope puller, the rope fixer and the time delay unit are respectively fixed in the assembly frame, two opposite ends of the connecting rope are respectively connected with the rope puller and the weight, the rope fixer is used for loosening the connecting rope in a power-on state so that the weight falls down, the time delay unit is used for activating the rope puller after preset time, and the rope puller is used for pulling the weight back to an initial position and sending a power-off instruction to the rope fixer.

2. The safety shoe impact experience machine according to claim 1, wherein the rope fixer is further configured to compress the connecting rope and send a reset command to the rope puller after receiving the power-off command, and the rope puller is further configured to return to an original state after receiving the reset command.

3. The safety shoe impact experience machine according to claim 1, wherein the base comprises a framework, a metal plate, a decorative plate and a plurality of fasteners, the framework is connected with the assembly frame, the metal plate is connected with the framework, the decorative plate is provided with a plurality of counter bores, and the fasteners are respectively arranged in the counter bores in a penetrating manner and connected with the metal plate.

4. The safety shoe impact experience machine according to claim 1, wherein the rope puller comprises an electric driving element and an electric push rod, the electric driving element is fixed on the assembly frame, the electric push rod is connected with an output end of the electric driving element, the connecting rope is connected with the electric push rod, and the electric driving element is used for driving the electric push rod to move under the activation of the time delay unit, so that the electric push rod pulls the heavy object to an initial position.

5. The safety shoe impact experience machine according to claim 4, wherein the cord puller further comprises a metal sheet and a metal sensor, the metal sheet is connected with the electric push rod, the connecting cord is connected with the metal sheet, the metal sensor is fixed on the mounting bracket, and the metal sheet is used for contacting with the metal sensor to generate the power-off command.

6. The safety shoe impact experience machine according to claim 1, wherein the rope fixer comprises an electromagnet, a baffle, a limiting spring and a fixing buckle, the electromagnet and the baffle are fixed in the assembly frame, one end of the limiting spring is connected with the fixing buckle, the other end of the limiting spring is connected with the electromagnet, and the fixing buckle is used for abutting the connecting rope on the baffle under the action of the limiting spring; the electromagnet attracts the fixing buckle to be separated from the baffle plate in the electrified state, and the fixing buckle compresses the limiting spring.

7. The safety shoe impact experience machine according to claim 6, wherein the rope fixer further comprises a guide post, the guide post is connected with the fixing buckle and sequentially penetrates through the limiting spring and the electromagnet; or, the guide post is connected with the electromagnet and sequentially penetrates through the limiting spring and the fixing buckle.

8. The safety shoe impact experience machine according to claim 6, wherein the fixing buckle is of a U-shaped structure, the baffle is provided with a through groove, the fixing buckle is inserted into the through groove, and the fixing buckle and the baffle enclose a limiting hole for the connecting rope to penetrate through.

9. The safety shoe impact experience machine according to claim 6, wherein the rope fixer further comprises a spring limiting piece, the spring limiting piece is arranged between the fixing buckle and the electromagnet and connected with the assembly frame, one end of the limiting spring is connected with the fixing buckle, and the other end of the limiting spring is connected with the spring limiting piece.

10. The safety shoe impact experience machine according to claim 1, wherein the mounting bracket is provided with a plurality of indicating grooves, the indicating grooves are arrow-shaped, and the arrows face downwards; the safety shoe impact experience machine further comprises a lamp strip and a light-transmitting plate, the light-transmitting plate covers the indicating grooves, the lamp strip is installed in the assembling frame, and the lamp strip is used for facing the indicating grooves to irradiate light in the power-on state.