Disclosure of Invention
In view of this, the present invention provides a shoe detection machine to solve the problems in the prior art that the wear resistance of the sole, the bending resistance of the sole, the wear resistance of the upper, the high temperature resistance of the sole, the strength of the shoelace, etc. are detected separately, the detection cycle of the shoe is long, the number of required detection devices is large, and the number of required detection workers is large.
The shoe detection machine comprises a rack, a shoe positioning device, a shoe comprehensive wear-resisting property detection device, a shoelace strength detection device and a sole high-temperature-resistant detection device;
the shoes comprehensive wear resistance detection device includes: a shoe front sole bending resistance and wear resistance detection device, a shoe heel wear resistance detection device and a vamp wear resistance detection device;
the frame comprises a base, a support fixed in the middle of the base, a first stepping motor vertically fixed on the support, and a horizontal bracket fixed at the upper end of a vertical rotating shaft of the first stepping motor;
the shoe positioning devices are arranged in two sets, the two sets of shoe positioning devices are arranged on two radial sides of a rotor shaft of the first stepping motor, the shoe comprehensive wear-resisting property detection device and the shoe sole high-temperature-resistant detection device are also arranged on two radial sides of the rotor shaft of the first stepping motor, and the two sets of shoe positioning devices respectively correspond to the shoe comprehensive wear-resisting property detection device and the shoe sole high-temperature-resistant detection device;
the shoe positioning device comprises a second stepping motor with a brake, and the second stepping motor is fixed on the bottom of the horizontal support; the shoe positioning device comprises a suspender, a fixed bearing plate, a movable bearing plate, a pressure sensor and an angle adjusting rod, wherein the suspender is also vertically fixed on a horizontal rotor shaft of a second stepping motor, the fixed bearing plate is fixed at the lower end of the suspender, the movable bearing plate is hinged at the front end of the fixed bearing plate, the pressure sensor is respectively arranged at the bottoms of the fixed bearing plate and the movable bearing plate, and the angle adjusting rod is used for connecting the movable bearing plate and the suspender; the angle adjusting rod consists of a sleeve, a loop bar arranged in the sleeve and in sliding fit with the sleeve, a spring arranged in the sleeve and applying thrust to the loop bar, and a limit nut in threaded fit with the loop bar and used for limiting the length of the loop bar extending into the sleeve, the end part of the sleeve is hinged on the suspender, and the end part of the loop bar is hinged on the movable bearing plate;
the resistant bending of sole and wear-resisting detection device includes: the device comprises a first driving cylinder vertically fixed on a base, a fixed pressing plate fixed on the end part of a telescopic rod of the first driving cylinder, a movable pressing plate positioned below a movable bearing plate, a friction belt sleeved on the movable pressing plate, driving wheels arranged at two ends of the movable pressing plate and used for driving the friction belt, a third stepping motor for rotating the driving wheels, a tensioning wheel positioned below the movable pressing plate and used for tensioning the friction belt, hinged seats fixed at two sides of the movable pressing plate, and a second driving cylinder vertically fixed on the base and connected with the hinged seats at the end part of a piston rod; the number of the second driving cylinders is four, the four second driving cylinders are symmetrically arranged on two sides of the movable pressing plate, and the top surface of the movable pressing plate is matched with the shape of the bottom surface of the half sole part of the sole;
the heel wear-resistant detection device comprises a third driving cylinder vertically fixed on the base, a supporting plate fixed on the end part of a piston rod of the third driving cylinder, a plane friction plate arranged on the supporting plate and horizontally matched with the supporting plate in a sliding manner, and a fourth driving cylinder horizontally fixed on the side surface of the supporting plate, wherein a piston rod of the fourth driving cylinder is fixedly connected with the plane friction plate;
the vamp wear-resisting detection device comprises a fifth driving cylinder horizontally arranged on the fixed bearing plate, a plane top plate vertically fixed on the end part of a piston rod of the fifth driving cylinder, a first connecting plate vertically fixed on the horizontal support, a third stepping motor horizontally fixed on the first connecting plate, a second connecting plate vertically fixed on a rotor shaft of the third stepping motor, a fourth stepping motor horizontally fixed on the lower end of the second connecting plate, and a rotary friction plate vertically fixed on the rotor shaft of the fourth stepping motor; when the second connecting plate is in a vertical state, the rotating friction plate is opposite to the plane top plate;
the shoelace strength detection device comprises a tension spring seat arranged at the bottom of the horizontal support, a tension spring connected to the tension spring seat, a shoelace winding and unwinding motor arranged beside the tension spring seat, and a winding wheel arranged on a rotor shaft of the shoelace winding and unwinding motor, wherein one set of the shoelace strength detection device is respectively arranged at two radial sides of the rotor shaft of the first stepping motor, and the shoelace strength detection device is positioned between two sets of shoe positioning devices;
the high-temperature-resistant sole detection device comprises a heating plate, a temperature sensor for detecting the temperature of the heating plate, a heat insulation plate arranged at the bottom of the heating plate, and a sixth driving cylinder vertically fixed on the base, wherein the end part of a piston rod of the sixth driving cylinder is fixedly connected with the heat insulation plate.
Further, the friction belt is made of a rubber belt and a friction material layer adhered to a surface of the rubber belt.
The invention has the beneficial effects that:
1. the shoe detection machine can detect the wear resistance of the heel part of the sole, the bending performance of the front sole part of the shoe, the wear resistance of the front sole part of the sole and the wear resistance of the vamp at the same time; but also can detect the high temperature resistance of the sole and the strength of the shoelace; the detection device has the advantages of comprehensive functions, high integration level, compact structure and small volume, can greatly reduce the number of shoe detection equipment and the number of detection personnel, and can also shorten the detection period and save the detection cost.
2. According to the shoe detection machine, when the shoe detection machine works, the shoes are positioned through the shoe positioning plate, and the shape of the shoe positioning plate is similar to that of the sole, so that after the shoes are sleeved on the shoe positioning plate, the positioning reliability of the shoes is good. And because the shoes locating plate comprises fixed bearing plate rather than articulated activity bearing plate, the activity bearing plate can rotate around articulated center for positioner can satisfy the needs that can detect the shoes half sole portion bending performance. And the telescopic length of the angle adjusting rod in the shoe positioning device can be adjusted by changing the position of the limiting nut, so that the rotating angle of the movable bearing plate can be conveniently adjusted, the requirements of different bending angle detection can be better met, and the universality is good.
3. According to the shoe detection machine, the device for detecting bending resistance and wear resistance of the half sole skillfully integrates the wear resistance of the half sole and the bending resistance of the shoe, so that the detection equipment is compact in structure. And the top surface of the movable pressing plate is matched with the bottom surface of the half sole part of the sole in shape, so that the friction belt can be well attached to the half sole part of the sole, and the detection accuracy of the wear resistance of the half sole part of the sole is high.
4. According to the shoe detection machine, the first stepping motor in the vamp wear-resisting detection device can drive the second connecting plate to rotate, and the first stepping motor rotates the second connecting plate to a horizontal state before shoes are arranged on the shoe positioning plate, so that the vamp wear-resisting detection device cannot influence the installation of the shoes, and the use convenience of the vamp wear-resisting detection device is improved.
5. The shoe detection machine can be used for detecting finished shoes and detecting sole alone, and has good universality.
Detailed Description
The invention is further described below with reference to the figures and examples.
As shown in the figure, this embodiment shoes detect machine, including frame, shoes positioner, shoes comprehensive wear resistance detection device, shoelace intensity detection device and the high temperature resistant detection device of sole.
The shoes comprehensive wear resistance detection device includes: a shoe half sole bending and abrasion resistance detection device, a shoe heel abrasion resistance detection device and a vamp abrasion resistance detection device.
The frame includes base 1, fixes support 2 in the middle part of the base, vertically fixes first step motor 3 on the support and fixes horizontal stand 4 in the vertical pivot upper end of first step motor.
The shoe positioning devices are arranged in two sets, the two sets of shoe positioning devices are arranged on the radial two sides of the rotor shaft of the first stepping motor, the shoe comprehensive wear-resisting property detection device and the shoe sole high-temperature-resistant detection device are also arranged on the radial two sides of the rotor shaft of the first stepping motor, and the two sets of shoe positioning devices respectively correspond to the shoe comprehensive wear-resisting property detection device and the shoe sole high-temperature-resistant detection device.
The shoe positioning device comprises a second stepping motor 30 with a brake, and the second stepping motor is fixed on the bottom of the horizontal bracket; the shoe positioning device comprises a suspender 5 which is also vertically fixed on a horizontal rotor shaft of a second stepping motor, a fixed bearing plate 6 fixed on the lower end of the suspender, a movable bearing plate 7 hinged at the front end of the fixed bearing plate, pressure sensors 8 respectively arranged at the bottoms of the fixed bearing plate and the movable bearing plate, and an angle adjusting rod 9 for connecting the movable bearing plate and the suspender, wherein the movable bearing plate and the fixed bearing plate form a shoe positioning plate matched with the inner side surface of a sole, the shoe positioning plate is similar to the sole in shape, and the ratio of the length of the movable bearing plate to the length of the fixed bearing plate is about 1; the angle adjusting rod consists of a sleeve 91, a loop bar 92 which is arranged in the sleeve and is in sliding fit with the sleeve, a spring 93 which is arranged in the sleeve and applies thrust to the loop bar, and a limit nut 94 which is in threaded fit with the loop bar and is used for limiting the length of the loop bar extending into the sleeve, the end part of the sleeve is hinged on the hanging rod, and the end part of the loop bar is hinged on the movable pressure bearing plate.
The resistant bending of sole and wear-resisting detection device includes: the device comprises a first driving cylinder 10 vertically fixed on a base, a fixed pressing plate 11 fixed on the end part of a telescopic rod of the first driving cylinder, a movable pressing plate 12 positioned below a movable bearing plate, a friction belt 13 sleeved on the movable pressing plate, driving wheels 14 arranged at two ends of the movable pressing plate and used for driving the friction belt, a third stepping motor 15 enabling the driving wheels to rotate, a tensioning wheel 16 positioned below the movable pressing plate and used for tensioning the friction belt, hinge seats 17 fixed at two sides of the movable pressing plate, and a second driving cylinder 18 vertically fixed on the base and hinged with the hinge seats at the end part of a piston rod; the number of the second driving cylinders is four, the four second driving cylinders are symmetrically arranged on two sides of the movable pressing plate, and the top surface of the movable pressing plate is matched with the bottom surface of the half sole of the sole in shape. In the embodiment, a third stepping motor 15 of the driving wheel is arranged on the movable pressing plate, and a power output shaft of the third stepping motor is connected with a wheel shaft of the driving wheel through a transmission mechanism 31 consisting of a belt wheel and a transmission belt.
In this embodiment, the friction belt is made of a rubber belt and a friction material layer adhered to a surface of the rubber belt. The friction material layer comprises, by weight, 30% of a resin adhesive, 25% of white corundum, 30% of silicon carbide and 15% of diamond.
Before detection work is carried out, the sleeve rod of the angle adjusting rod is adjusted well according to the bending angle of the shoe, and the sleeve rod extends into the sleeve. Then the shoes are sleeved on the shoe positioning plates, and the shoes can be well positioned by the shoe positioning plates because the shapes of the shoe positioning plates are similar to the shapes of the bottoms of the shoes. After shoes are installed, the first driving cylinder 7 drives the fixed pressing plate to rise, so that the fixed pressing plate is pressed in the middle of the bottom surface of the sole, and the shoes are reliably positioned and fixed.
The steps for detecting the bending resistance and the wear resistance of the half sole of the shoe are as follows:
the first step is as follows: the second driving cylinder drives the movable pressing plate to move upwards to bend the front part of the shoe, so that the shoe is bent for one time; the shoes are buckled and the movable bearing plate also rotates around the hinged shaft, when the shoes rotate to enable the limiting nut to be in contact with the end part of the sleeve, the shoes are buckled in place, and the second driving cylinder stops driving the movable pressing plate to move upwards.
The second step is that: thirdly, the driving wheel rotates when the motor works, the driving wheel rotates to enable the friction belt to move, and the friction belt moves to rub the half sole of the sole for one time; the time length of the friction belt for performing one-time friction operation on the sole can be set according to actual requirements. Because the top surface of the movable pressing plate is matched with the bottom surface of the half sole part of the sole in shape, the friction belt can be well attached to the half sole part of the sole, and the detection accuracy of the wear resistance of the half sole part of the sole is high.
The third step: after the primary sole rubbing operation is finished, the second driving cylinder drives the movable pressing plate to descend so as to enable the movable pressing plate to return.
The fourth step: and repeating the first step to the third step until the bending times and the friction times required by the detection standard are detected.
The heel wear-resisting detection device comprises a third driving cylinder 19 vertically fixed on the base, a supporting plate 20 fixed on the end part of a piston rod of the third driving cylinder, a plane friction plate 21 arranged on the supporting plate and horizontally matched with the supporting plate in a sliding manner, and a fourth driving cylinder 22 horizontally fixed on the side surface of the supporting plate, wherein a piston rod of the fourth driving cylinder is fixedly connected with the plane friction plate.
The steps for detecting the wear resistance of the heelpiece are as follows:
the first step is as follows: the third driving cylinder drives the supporting plate to ascend, so that the plane friction plate is contacted with the bottom surface of the heel section of the sole.
The second step: the fourth driving cylinder drives the plane friction plate to move horizontally, so that the plane friction plate and the bottom surface of the heel of the shoe are rubbed once.
The third step: and repeating the second step until the friction times required by the detection standard are completed.
The fourth step: and the third driving cylinder drives the supporting plate to descend and return.
The vamp wear-resisting detection device comprises a fifth driving cylinder 23 horizontally arranged on a fixed bearing plate, a plane top plate 24 vertically fixed on the end part of a piston rod of the fifth driving cylinder, a first connecting plate 25 vertically fixed on a horizontal bracket, a third stepping motor 26 horizontally fixed on the first connecting plate, a second connecting plate 27 vertically fixed on a rotor shaft of the third stepping motor, a fourth stepping motor 28 horizontally fixed on the lower end of the second connecting plate, and a rotary friction plate 29 vertically fixed on the rotor shaft of the fourth stepping motor; when the second connecting plate is in a vertical state, the rotating friction plate is opposite to the plane top plate.
And a set of shoe positioning device corresponding to the shoe comprehensive wear-resisting property detection device, wherein a suspender of the shoe positioning device is vertically fixed on the horizontal support.
The steps of the vamp abrasion resistance detection device are as follows:
the first step is as follows: and the third step motor drives the second connecting plate to rotate from the horizontal state to the vertical state.
The second step: and the telescopic rod of the fifth driving cylinder extends out to push the plane top plate to press the vamp on the rotary friction plate.
The third step: and the fourth stepping motor drives the rotary friction plate to rotate to perform friction detection on the vamp, and when the friction time reaches the detection requirement set time, the friction is finished.
The fourth step: the telescopic rod of the fifth driving cylinder retracts to enable the plane top plate to return; and the third step motor drives the second connecting plate to rotate from the vertical state to the horizontal state.
In this embodiment, all be provided with pressure sensor 8 on the bottom surface of fixed bearing plate and activity bearing plate, pressure sensor can be accurate detection activity is executed the clamp plate and is executed the pressure that sole half sole portion was applyed to and the pressure that plane friction board was applyed sole heel portion to the pressure size to the sole when the control friction test that can be more accurate when the actual detection operation, improve the resistant frictional behavior detection accuracy degree of shoes.
In this embodiment, shoelace intensity detection device is including setting up extension spring seat 32, the extension spring 33 of connection on the extension spring seat on the horizontal stand bottom, and set up shoelace receive and release motor 34 and set up at shoelace receive and release epaxial wind-up wheel 35 of motor rotor at the extension spring seat side, shoelace intensity detection device has arranged one set respectively in the radial both sides of the rotor shaft of first step motor, and shoelace intensity detection device is located between two sets of shoes positioner.
The shoelace strength detection steps are as follows:
step one, after the comprehensive wear-resisting property detection device of the shoes detects and finishes, a first step motor drives a horizontal bracket to rotate 180 degrees;
secondly, the shoelace penetrates through two shoelace holes in the same row of the shoe, then one end of the shoelace is fixed on the end part of the tension spring, and the other end of the shoelace is fixed on the winding wheel 35;
and thirdly, driving the winding wheel to rotate forwards and backwards in a reciprocating manner through the shoelace winding and unwinding motor so as to enable the shoelace to rub with the shoelace holes, and stopping the shoelace winding and unwinding motor until the specified detection time is reached. The abrasion resistance of the shoelace and the shoelace holes can be judged by observing the friction and abrasion conditions of the shoelace and the shoelace holes.
And fourthly, detaching the shoelace from the tension spring and the winding wheel, and finishing the detection.
The sole high temperature resistance detection device comprises a heating plate 36, a temperature sensor 37 for detecting the temperature of the heating plate, a heat insulation plate 38 arranged at the bottom of the heating plate, and a sixth driving cylinder 39 vertically fixed on the base, wherein the end part of a piston rod of the sixth driving cylinder is fixedly connected with the heat insulation plate.
For workers in steel manufacturing, metallurgy and forging industries, a large number of high-temperature products exist in the working environment, so that the feet of the workers need to be protected, the shoes are required to have good high-temperature resistance, the shoes generally need to resist high temperature of the soles to be more than 300 ℃, and the detection of the high-temperature resistance of the shoes is very important.
The steps of carrying out high temperature resistant detection to shoes in this embodiment are as follows:
firstly, the heating plate is driven to ascend through a sixth driving cylinder to be contacted with the sole;
secondly, heating the control heating plate, and keeping the temperature of the heating plate until the detection time is finished when the temperature sensor detects that the temperature of the heating plate is increased to a set value;
and thirdly, stopping heating the heating plate, and controlling the heating plate to return by a sixth driving cylinder.
The high temperature resistant detection of shoes and the intensity detection of shoelaces can be carried out simultaneously, and the detection time can be shortened.
The shoe detection machine can detect the wear resistance of the heel part of the sole, the bending performance of the front sole part of the shoe, the wear resistance of the front sole part of the sole and the wear resistance of the vamp at the same time; but also can detect the high temperature resistance of the sole and the strength of the shoelace; the detection device has the advantages of comprehensive functions, high integration level, compact structure and small volume, can greatly reduce the number of shoe detection equipment and the number of detection personnel, and can also shorten the detection period and save the detection cost.
Finally, the above embodiments are only for illustrating the technical solutions of the present invention and not for limiting, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions may be made to the technical solutions of the present invention without departing from the spirit and scope of the technical solutions of the present invention, and all of them should be covered in the claims of the present invention.