Disclosure of Invention
Therefore, the invention aims to provide a multipurpose shoe detector with a slip-resistant detection function, so as to solve the problems that in the prior art, the wear resistance of the sole, the bending resistance of the sole, the wear resistance of the vamp, the slip-resistant performance of the sole and the like are detected separately, the shoe detection period is long, the required detection equipment is more, and the required detection staff is more.
The invention relates to a multipurpose shoe detector with a slip resistance detection function, which comprises a rack, a shoe positioning device, a shoe comprehensive wear resistance detection device and a shoe slip resistance detection device, wherein the rack is provided with a plurality of detection units;
the shoe comprehensive wear resistance detection device comprises: a forefoot bending-resistant and wear-resistant detection device, a heel wear-resistant detection device and a vamp wear-resistant 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 two sets of shoe positioning devices are arranged on two radial sides of the rotor shaft of the first stepping motor and correspond to the shoe comprehensive wear resistance detection device and the shoe anti-slip performance detection device respectively;
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 bracket; the shoe positioning device comprises a hanging rod which is also vertically fixed on a horizontal rotor shaft of the second stepping motor, a fixed bearing plate which is fixed on the lower end of the hanging rod, a movable bearing plate which is hinged at the front end of the fixed bearing plate, pressure sensors which are respectively arranged at the bottoms of the fixed bearing plate and the movable bearing plate, and an angle adjusting rod which is connected with the movable bearing plate and the hanging rod, wherein the movable bearing plate and the fixed bearing plate form a shoe positioning plate which is matched with the inner side surface of the sole, the shape of the shoe positioning plate is similar to that of the sole, and the ratio of the length of the movable bearing plate to the length of the fixed bearing plate is approximately equal to 1:2; 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 used for 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, wherein 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 bending resistance and wear resistance detection device for the forefoot comprises: 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 on 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, a hinging seat fixed on two sides of the movable pressing plate, and a second driving cylinder vertically fixed on the base and connected with 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 planar 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 the piston rod of the fourth driving cylinder is fixedly connected with the planar friction plate;
the vamp wear-resistant detection device comprises a fifth driving cylinder horizontally arranged on a 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 a horizontal bracket, 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 rotary friction plate is opposite to the plane top plate;
the shoe anti-slip performance detection device comprises a sixth driving cylinder vertically fixed on a base, a lubricating medium storage tank fixed at the upper end of a telescopic rod of the sixth driving cylinder, a slide rail seat fixed in the lubricating medium storage tank, a straight guide rail horizontally fixed on the slide rail seat, an anti-slip test plate in sliding fit with the straight guide rail, and a seventh driving cylinder horizontally arranged at the outer side of one end of the lubricating medium storage tank, wherein a piston rod of the seventh driving cylinder stretches into the lubricating medium storage tank, and a thrust sensor connected with the anti-slip test plate is arranged on the telescopic rod of the seventh driving cylinder.
Further, the friction belt is made of a rubber belt and a friction material layer adhered to the surface of the rubber belt.
The invention has the beneficial effects that:
1. the invention discloses a multipurpose shoe detector with a slip-limiting detection function, which not only can detect the wear resistance of the heel part of a shoe, the bending performance of the front sole part of the shoe, the wear resistance of the front sole part of the shoe and the wear resistance of the vamp, but also can detect the slip-limiting performance of the shoe, and the slip-limiting performance detection device of the shoe can separately detect the slip-limiting performance of the second half section and the first half section of the shoe, so that the detection device is more in accordance with the actual situation of contact slip of the shoe and the ground when a person walks, and has higher detection accuracy. The invention can greatly reduce the number of shoe detection devices and the number of detection personnel, shorten the detection period and save the detection cost.
2. The shoe multipurpose detector with the anti-slip detection function is characterized in that the shoe is positioned through the shoe positioning plate when in operation, and the shoe positioning plate is similar to the sole in shape, so that the shoe is positioned reliably after being sleeved on the shoe positioning plate. And because the shoe positioning plate is composed of the fixed bearing plate and the movable bearing plate hinged with the fixed bearing plate, the movable bearing plate can rotate around the hinge center, so that the positioning device can meet the requirement of the shoe half sole part bending performance detection. 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, and the requirements of different bending angle detection can be better met, and the universality is good.
3. The shoe multipurpose detector with the anti-slip detection function provided by the invention has the advantages that the wear-resisting and wear-resisting detection device for the forefoot is skillfully integrated with the wear-resisting and the bending-resisting performances of the sole, 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 of the sole in shape, so that the friction belt can be well attached to the half sole of the sole, and the accuracy of detecting the wear resistance of the half sole of the sole is high.
4. The first stepping motor in the vamp wear-resistant detection device can drive the second connecting plate to rotate, and the first stepping motor rotates the second connecting plate to be in a horizontal state before the shoes are arranged on the shoe positioning plate, so that the vamp wear-resistant detection device cannot influence the installation of the shoes, and the use convenience of the vamp wear-resistant detection device is improved.
5. The multipurpose shoe detector with the anti-slip detection function can be used for detecting finished shoes and sole alone, and has good universality.
Detailed Description
The invention is further described below with reference to the drawings and examples.
As shown in the figure, the multipurpose shoe detector with the anti-slip detection function comprises a rack, a shoe positioning device, a shoe comprehensive wear resistance detection device and a shoe anti-slip performance detection device.
The shoe comprehensive wear resistance detection device comprises: the device comprises a forefoot bending resistance and wear resistance detection device, a heel wear resistance detection device and a vamp wear resistance detection device.
The frame comprises a base 1, a support 2 fixed in the middle of the base, a first stepping motor 3 vertically fixed on the support, and a horizontal bracket 4 fixed at the upper end of a vertical rotating shaft of the first stepping motor.
The shoe positioning devices are arranged on two radial sides of the rotor shaft of the first stepping motor, and correspond to the shoe comprehensive wear resistance detection device and the shoe anti-slip performance detection device respectively.
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 hanging rod 5 which is also vertically fixed on a horizontal rotor shaft of the second stepping motor, a fixed bearing plate 6 which is fixed on the lower end of the hanging rod, a movable bearing plate 7 which is hinged at the front end of the fixed bearing plate, pressure sensors 8 which are respectively arranged at the bottoms of the fixed bearing plate and the movable bearing plate, and an angle adjusting rod 9 which is connected with the movable bearing plate and the hanging rod, wherein the movable bearing plate and the fixed bearing plate form a shoe positioning plate matched with the inner side surface of the sole, the shape of the shoe positioning plate is similar to that of the sole, and the ratio of the length of the movable bearing plate to the length of the fixed bearing plate is approximately equal to 1:2; the angle adjusting rod is composed of a sleeve 91, a sleeve rod 92 arranged in the sleeve and in sliding fit with the sleeve, a spring 93 arranged in the sleeve and used for applying thrust to the sleeve rod, and a limit nut 94 in threaded fit with the sleeve rod and used for limiting the length of the sleeve rod extending into the sleeve, wherein the end part of the sleeve rod is hinged to the suspender, and the end part of the sleeve rod is hinged to the movable bearing plate.
The bending resistance and wear resistance detection device for the forefoot comprises: 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 on two ends of the movable pressing plate and used for driving the friction belt, a third stepping motor 15 for rotating the driving wheels, a tensioning wheel 16 positioned below the movable pressing plate and used for tensioning the friction belt, a hinging seat 17 fixed on two sides of the movable pressing plate, and a second driving cylinder 18 vertically fixed on the base and hinged with the hinging seat 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. In this embodiment, the third stepping motor 15 of the driving wheel is mounted on the movable pressing plate, and the power output shaft of the third stepping motor is connected with the wheel shaft of the driving wheel through a transmission mechanism 38 formed by 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 the surface of the rubber belt. The friction material layer consists of, by weight, 30% of a resin adhesive, 25% of white corundum, 30% of silicon carbide and 15% of diamond.
Before the detection work, the loop bar of the angle adjusting bar is adjusted according to the bending angle of the shoe, and the length of the loop bar extends into the sleeve. Then the shoes are sleeved on the shoe positioning plates, and the shape of the shoe positioning plates is similar to the shape of the bottoms of the shoes, so that the shoes can be well positioned by the shoe positioning plates. After the shoes are assembled, the first driving cylinder 7 drives the fixed pressing plate to ascend, so that the fixed pressing plate is pressed at the middle part of the bottom surface of the sole, and the reliable positioning and fixing of the shoes are realized.
The steps for detecting the bending resistance and the wear resistance of the forefoot are as follows:
the first step: the second driving cylinder drives the movable pressing plate to move upwards, so that the front part of the shoe is bent, and the shoe is bent once; the movable bearing plate also rotates around the hinge shaft when the shoes are bent, and when the movable bearing plate rotates to enable the limiting nuts to be in contact with the end parts of the sleeves, the shoes are bent in place, and the second driving cylinder stops driving the movable bearing plate to move upwards.
And a second step of: the third stepping motor works to enable the driving wheel to rotate, the driving wheel rotates to enable the friction belt to move, and the friction belt moves to rub the half sole of the sole once; the time length of the friction belt for carrying out one friction operation on the sole can be set according to actual requirements. Because the top surface of the movable pressurizing 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 accuracy of detecting the wear resistance of the half sole part of the sole is high.
And a third step of: after the sole friction operation is finished, the second driving cylinder drives the movable pressing plate to descend so as to return.
Fourth step: repeating the first to third steps until the bending times and friction times required by the detection standard are detected.
The heel wear-resisting detection device comprises a third driving cylinder 19 vertically fixed on a base, a supporting plate 20 fixed on the end part of a piston rod of the third driving cylinder, a planar 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 the piston rod of the fourth driving cylinder is fixedly connected with the planar friction plate.
The step of detecting wear resistance of the heel is as follows:
the first step: 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.
And a second step of: the fourth driving cylinder drives the plane friction plate to move horizontally, so that the plane friction plate rubs with the bottom surface of the heel for one time.
And a third step of: and step two, repeating the step until the friction times required by the detection standard are completed.
Fourth step: the third driving cylinder drives the supporting plate to descend and return.
The vamp wear-resistant 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 rotary friction plate is opposite to the plane top plate.
A set of shoe positioning device corresponding to the shoe comprehensive wear resistance detection device is characterized in that a suspender is vertically fixed on a horizontal bracket.
The steps of the vamp wear-resistant detection device are as follows:
the first step: the third stepping motor drives the second connecting plate to rotate from the horizontal state to the vertical state.
And a second step of: 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.
And a third step of: and the fourth stepping motor drives the rotary friction plate to rotate, friction detection is carried out on the vamp, and when the friction time reaches the detection requirement set time, friction is ended.
Fourth step: retracting the telescopic rod of the fifth driving cylinder to enable the plane top plate to return; the third stepping motor drives the second connecting plate to rotate from the vertical state to the horizontal state.
In this embodiment, the pressure sensors 8 are disposed on the bottom surfaces of the fixed bearing plate and the movable bearing plate, and the pressure sensors can accurately detect the pressure applied by the movable bearing plate to the front sole portion of the shoe sole and the pressure applied by the planar friction plate to the heel portion of the shoe sole, so that the pressure to the shoe sole during friction test can be accurately controlled during actual detection operation, and the accuracy of detecting the friction resistance of the shoe is improved.
In this embodiment, the shoe anti-slip performance detection device includes a sixth driving cylinder 31 vertically fixed on the base, a lubrication medium storage tank 32 fixed at the upper end of a telescopic rod of the sixth driving cylinder, a slide rail seat 33 fixed in the lubrication medium storage tank, a straight guide rail 34 horizontally fixed on the slide rail seat, an anti-slip test plate 35 slidably matched with the straight guide rail, and a seventh driving cylinder 36 horizontally arranged outside one end of the lubrication medium storage tank, a piston rod of the seventh driving cylinder extends into the lubrication medium storage tank, and a push sensor 37 connected with the anti-slip test plate is arranged on the telescopic rod of the seventh driving cylinder. In this embodiment, the lubricating medium stored in the lubricating medium storage tank is water, and of course, other lubricating mediums can be adopted according to different experimental requirements, for example, oil can be used instead of water.
The step of shoe anti-slip performance detection is as follows:
the first step: after the detection of the comprehensive wear-resisting performance detection device of the shoes is completed, the first stepping motor drives the horizontal bracket to rotate 180 degrees, so that the shoes to be detected rotate above the anti-slip performance detection device of the shoes.
And a second step of: the sixth driving cylinder drives the lubrication medium storage tank to ascend, so that the anti-slip test plate is pressed on the bottom surface of the sole to be tested.
And a third step of: the piston rod of the seventh driving cylinder stretches out to enable the thrust sensor to apply thrust to the anti-slip test plate, and the thrust of the seventh driving cylinder is gradually increased until slipping occurs between the anti-slip test plate and the sole, and the thrust sensor measures the thrust required by slipping of shoes.
Fourth step: the sixth driving cylinder drives the lubricating medium storage groove to descend and return, and the piston rod of the seventh driving cylinder retracts to enable the anti-slip test plate to return.
Fifth step: the position of the limit nut of the angle adjusting rod is adjusted, and the second stepping motor drives the suspender to rotate by an angle, so that the movable bearing plate can be in a horizontal fixed state after rotating around the hinge shaft.
Sixth step: repeating the second to fourth steps, and slipping the half sole part of the sole to obtain the required thrust.
Seventh step: the limiting nut is adjusted to enable the limiting nut to return to the original position, and the suspender is driven to return through the second stepping motor.
The anti-slip performance detection device for shoes in the embodiment can separately detect the anti-slip performance of the rear half section and the front half section of the shoes, and the detection device is more in line with the actual situation that shoes and the ground contact slip when people walk, and has higher detection accuracy.
The multipurpose shoe detector with the anti-slip detection function can detect the anti-slip performance of the sole, the wear resistance of the heel of the sole, the bending performance of the half sole of the shoe, the wear resistance of the half sole of the sole and the wear resistance of the vamp at the same time; the number of shoe detection devices and the number of detection personnel can be greatly reduced, the detection period can be shortened, and the detection cost is saved.
Finally, it is noted that the above embodiments are only for illustrating the technical solution of the present invention and not for limiting the same, and 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 and equivalents may be made thereto without departing from the spirit and scope of the technical solution of the present invention, which is intended to be covered by the scope of the claims of the present invention.