CN201622234U - Machine testing anti-slip performance of shoe sole - Google Patents

Abstract

The utility model relates to a machine testing the anti-slip performance of a shoe sole. The machine comprises a machine body, a loading device, a reciprocating-translation and transmission device, friction force testing devices, a hoisting device and pressure sensor devices; two pressure sensor devices are arranged on two symmetrical sides of the upper end of the machine body, and each pressure sensor device comprises a support socket and a pressure sensor; the loading device comprises a loading support, a weight and the like; the loading support is inserted in the support socket fixed on the machine body; two friction force testing devices which comprise rotating seats, tension sensors and the like are respectively arranged on two sides of the corresponding pressure sensor devices; the hoisting device which comprises a rope coiling shaft, a lifting rope, a unidirectional rotating mechanism and the like is fixed at the upper end of the machine body; the unidirectional rotating mechanism connected with the rope coiling shaft enables the rope coiling shaft to rotate in a unidirectional manner; and the reciprocating-translation and transmission device comprises a translation mechanism and a reciprocating-movement mechanism driving the translation mechanism to move. The test machine has the advantages of no pneumatic element, simple structure, low cost, accurate tested friction force coefficient, and convenient debugging and unloading of the loading device.

Description

The non-skid property test machine of footwear

Technical field

The utility model relates to the frictional behaviour testing apparatus of material, relates in particular to a kind of anti-skid property of soles test machine.

Background technology

The non-skid property testing apparatus of present sole all comprises a cylinder that is used to load and the air compressor machine of source of the gas is provided, and the structure of entire equipment is comparatively complicated, the manufacturing cost height.And because the cause of air compressor machine is arranged, work together, noise is bigger.

Publication number is the on-slip testing machine utility model patent of the survey friction factor of CN2927039Y, a kind of non-skid property testing apparatus is disclosed, this test machine is provided with scale pan 9, test specimen seat 8, testing table 7, marking-off plate 20 and nib 21, scale pan 9 can slide up and down along guide rail 10, and nib 21 is connected with this scale pan 9.The total weight of scale pan 9 is pressed on the test specimen of test specimen seat 8, and test specimen seat 8 is placed on the testing table 7.Marking-off plate 20 is connected with testing table 7, but the relative test specimen of testing table 7 overcome frictions is done translation motion, and this friction force puts on the test specimen normal pressure by scale pan 9 and forms.And cylinder rod can overcome the weight of scale pan 9 make scale pan 9 and the nib move upward along guide rail 10, marking-off plate 20 overcome frictions are done translation motion like this, scale pan 9 and nib 21 overcome gravity and move upward, nib is similar to the motion of oblique line with respect to marking-off plate work one, the written so approximate oblique line of a frictional testing machine angle that draws on marking-off plate, this oblique line is corresponding with the test specimen friction factor.By the corresponding relation that this oblique line and the test specimen frictional behaviour table of comparisons are disclosed, finally record the friction factor of material for test.

Except that having the deficiency structure relative complex, that cost of manufacture is higher, because friction factor is the table of comparisons acquisition by frictional testing machine angle and friction factor, so also there is the accurate inadequately problem of Determination of Friction Coefficient in above-mentioned patented technology.

Summary of the invention

The purpose of this utility model is to overcome the deficiency of above-mentioned prior art, by directly recording normal pressure and by the friction force of its generation, the electric signal that records described two power correspondences being transferred to control gear, carries out data processing, finally obtains accurate friction factor.

Above-mentioned purpose is implemented by following technical proposals:

Described non-skid property test machine comprises body, charger and reciprocal translating device and gearing, also comprises friction testing device, hoisting apparatus and pressure sensor apparatus; Two described pressure sensor apparatus place symmetrical both sides, body upper end, mainly by the bracket socket that is fixed in body one side with place the pressure transducer in this socket to form; Described charger mainly is made up of load bracket, counterweight and shoe tree, and load bracket is plugged on the described bracket socket, and shoe tree is connected on the load bracket, and counterweight is configured on the load bracket according to required weight; Two described friction testing devices place a side of respective side pressure sensor apparatus respectively, mainly form by rotation seat, load bar and pulling force sensor, rotation seat is fixed on body one side, the pulling force sensor two ends connect a load bar respectively, the other end of this two loads bar respectively with rotation seat and charger hinged with fixedly connected; Hoisting apparatus mainly is made up of gantry, wiring axle, lifting rope, crank and one-directional rotation mechanism, gantry is fixed on the body upper end, wiring axle two ends are hinged on gantry, and one-directional rotation mechanism and crank are connected on the wiring axle, and the lifting rope two ends connect wiring axle and charger respectively, shake crank, the wiring axle is made one-directional rotation, and lifting rope is wound on the wiring axle, and lifting rope shrinks, charger rotates around rotation seat by the friction testing device, and charger is by lifting; Back and forth translation and gearing are made up of translation mechanism and reciprocating mechanism, described translation mechanism mainly is made up of slide unit and guide rail, slide unit places the centre position of body upper end and is slidingly connected on the guide rail, described reciprocating mechanism places inboard, body lower end and is connected with the lower end of slide unit, drives slide unit and does reciprocal translation.

Described load bracket is by the two triangle supporting plate, two angle adjustment plates and a shoe tree installing plate are formed, described triangular supports plate is substantially a right-angle triangle, this supporting plate is provided with the long slot bore of the vertical placement that is used for the cross-under web member, right-angle side lower end at the triangular supports plate is provided with inserted link, this inserted link is plugged in the described bracket socket, the triangular supports plate is installed on the body, described shoe tree is fixed on the lower end of shoe tree installing plate, the both sides of shoe tree installing plate are connected with an angle adjustment plate respectively, establish the circular hole and the arc groove hole that are used for the cross-under web member on this adjustable plate, the A-frame plate of adjustable plate and respective side is by described circular hole, arc groove realizes that with being connected of diverse location of described long slot bore two jiaos of adjustable plates are connected with the scalable of the A-frame plate of respective side.

The end that described lifting rope connects mechanism loading is connected with a connecting pin, and this connecting pin is the axle part with two different-diameter sections, and its center is provided with the hole of the described lifting rope of cross-under.

The upper end of two described triangular supports plates has a crossbeam to connect, and is provided with the counterweight latch that is used for fixing described counterweight on this crossbeam.

Described crossbeam is provided with the grafting slotted eye of the described connecting pin that is used to peg graft with respect to the lateral surface of gantry one side, this grafting slotted eye is combined by a circular hole and long slot bore, the diameter of this circular hole is greater than the diameter of described connecting pin maximum gauge section, the hole slot width of this long slot bore is less than the diameter of this circular hole, but greater than the diameter of connecting pin minimum diameter section.

Its center of elongated slot that the upper surface of described shoe tree installing plate is provided with by crossing distribution is provided with cross bath, and described elongated slot is used to be connected shoe tree with cross bath.

The both sides of described slide unit are respectively equipped with chute, and the contraposition of body inboard has installed guide rail, and slide unit slides on guide rail by chute.

Described one-directional rotation mechanism is a ratchet ratch mechanism, and coaxial ratchet is connected on the described wiring axle, and ratchet is hinged on gantry correspondence position of ratchet upside.

Described reciprocating mechanism is made up of two closed loop transmissions, an open chain transmission and synchronous motor, the rotation of synchronous motor drives to the open chain transmission by two closed loop transmissions, and the driving-belt two ends of open chain transmission connect a contiguous block of the lower end of described slide unit respectively.

The utility model does not need pneumatic elements such as cylinder, source of the gas, cost of manufacture simple in structure is low, and directly obtaining friction force and the pairing information of normal pressure by pulling force sensor and pressure transducer, the processing of computing machine obtains accurate friction coefficient in corresponding control gear.Be the hoisting apparatus that charger is provided with, make charger debugging, the unloading more convenient.

Description of drawings

Fig. 1 is a structural representation of the present utility model.

Fig. 2 is the vertical view of non-skid property test machine shown in Figure 1.

Fig. 3 is the left view (removing the footwear 100 on the shoe tree) of non-skid property test machine shown in Figure 1.

Fig. 4 is the broken section enlarged drawing of the A-A position of non-skid property test machine shown in Figure 1.

Fig. 5 is the partial enlarged drawing at the B position of non-skid property test machine shown in Figure 3.

Fig. 6 is the broken section enlarged drawing of D-D position in the partial enlarged drawing shown in Figure 5.

Fig. 7 is the partial enlarged drawing at the C position of non-skid property test machine shown in Figure 3.

Fig. 8 is the structural representation of reciprocal translation mechanism.

Fig. 9 is charger rotates the rotation that produces with the friction testing device a synoptic diagram.

Among the figure, 1 translation mechanism, 2 pressure sensor apparatus, 3 chargers, 4 hoisting apparatus, 5 reciprocal gear trains, 6 friction testing devices, 7 bodies, 10 slide units, 10a chute, 12 contiguous blocks, 13 guide rails, 21 bracket socket, 22 pressure transducers, 30 triangular supports, 30a long slot bore, 30b counterweight latch, 34 adjustable plates, 34a arc groove hole, 34b circular hole, 35 shoe tree installing plates, 35a long slot bore, 35b cruciform slotted eye, 36 crossbeams, 36a grafting slotted eye, 37 counterweight latches, 38 counterweights, 39 shoe trees, 40 pulleys, 42 ratchets, 43 ratchets, 44 cranks, 45 gantry, 46 lifting ropes, 47 connecting pins, 47a hole, 48 wiring axles, 50,52,54 driven synchronizing wheels, 51,53,55 active synchronization wheel, 56 synchronous motors, the 57a open type is with synchronously, 57b, the 57c enclosed is with synchronously, 60 friction testing devices, 60 pulling force sensors, 61 rotation seats, 62 load bars, 70 spikes, 71 rollers, 100 footwear.

Embodiment

Contrast Fig. 1, Fig. 2 and Fig. 3, non-skid property test machine of the present utility model are mainly by body 7, charger 3, friction testing device 6, hoisting apparatus 4, pressure sensor apparatus 2 with comprise translation mechanism 1 and the reciprocal translation and the gearing of gear train 5 are formed.

Charger 3 places the upper end of body 7, is installed on the body 7 by being plugged in the bracket socket 21 in the pressure sensor apparatus 2.Above-mentioned pressure sensor apparatus 2 is mainly by the bracket socket 21 that is fixed in body one side with place the pressure transducer 22 in this socket to form, please again referring to Fig. 4.Two stands socket 21 is symmetrically placed in both sides, body 7 upper end, and a pressure transducer 22 places the bottom in this socket, and the weight bearing of load makes sensor 22 perception go out charger 3 by 100 pairs of normal pressures that supporting surface applied of footwear on this sensor 22.

Charger 3 then mainly is made up of load bracket, counterweight 38 and shoe tree 39.Load bracket is made up of two triangle supporting plate 30, two angle adjustment plates 34, a shoe tree installing plate 35 and a crossbeam 36.Triangular supports plate 30 is substantially a right-angle triangle, this supporting plate is provided with the long slot bore 30b of the vertical placement that is used for the cross-under web member, right-angle side lower end at triangular supports plate 30 is provided with inserted link 30a, this inserted link bracket socket 21 that is used to peg graft can be fixedly mounted on the body 7 triangular supports plate 30.Shoe tree is fixed on the lower end of shoe tree installing plate, and footwear 100 are set on the shoe tree.The upper surface of shoe tree installing plate 35 is provided with the long slot bore 35a that distributes according to the cross form, and heart position also is provided with cruciform slotted eye 35b therein, and elongated slot 35a is used to allow the web member (as bolt) that is connected shoe tree 39 pass with cross bath 35b.The both sides of shoe tree installing plate 35 are connected with an angle adjustment plate 34 respectively, establish the circular hole 34b and the arc groove 34a that are used for the cross-under web member on this adjustable plate.Cooperating of the diverse location of the A-frame plate 30 of adjustable plate 34 and respective side by long slot bore 35a on circular hole 34b, arc groove 34a and the angle adjustment plate 34, the angle that scalable installing plate 35 is installed, thereby regulate the contact area of footwear 100 and carrying plane (slide unit 10), realize that the scalable between the A-frame plate 30 of adjustable plate 34 and respective side is connected, thus the scalable connection of realization installing plate 35.Crossbeam 36 connects the upper end of two triangle supporting plate 30, this crossbeam is provided with the counterweight latch 37 of rectangle, counterweight 38 is provided with corresponding rectangular indentation, counterweight 38 just in time is plugged on this latch 37, like this according to the weight of required configuration, select corresponding counterweight 38, it is plugged on the latch 37 one by one.On the lateral surface of crossbeam 36, be provided with the grafting slotted eye 36a that is used for socket connection pin 47 with respect to gantry one side, this slotted eye is combined by a circular hole and long slot bore, the diameter D of this circular hole is greater than the diameter D1 of connecting pin 47 maximum gauge sections, the hole slot width H of this long slot bore is less than the diameter D of this circular hole, but greater than the diameter D2 of connecting pin minimum diameter section.

Two friction testing devices 6 place the left side (with respect to the position of Fig. 1) of respective side pressure sensor apparatus 2 respectively, mainly are made up of rotation seat 61, load bar 62 and pulling force sensor 60.Rotation seat 61 is fixed on upper end one side of body 7, and sensor 60 two ends connect a load bar 62 respectively, the other end of this two loads bar 62 respectively with rotation seat 61 hinged with fixedly connected with charger 3.

Hoisting apparatus 4 places the upper center of body 7, mainly is made up of gantry 45, wiring axle 48, lifting rope 46, crank 44 and the one-directional rotation mechanism that comprises ratchet 43, ratchet 40.Gantry 45 is fixed on the upper end of body 7, and wiring axle 48 two ends are hinged on gantry 45, ratchet 43 coaxial being connected on the described wiring axle 48, and ratchet 40 is hinged on the correspondence position of side, gantry of ratchet 43 upsides.One end of lifting rope 46 is connected on the wiring axle 48, the other end one connecting pin 47.Connecting pin 47 is the axle parts with two different-diameter D1, D2, and its center is provided with the hole 47a of cross-under lifting rope 46.The through hole 47a of one end cross-under connecting pin center of lifting rope 46 is attached thereto, please again referring to Fig. 5, Fig. 6.Lifting rope 46 is connected with charger 3 by connecting pin 47.During connection, at first with the enlarged diameter section D1 of connecting pin 47 by the circular hole among the grafting slotted eye 36a, after enlarged diameter section D1 is the circular hole of D by diameter, connecting pin 47 is moved in the long slot bore that the hole slot width is H again, because the hole slot width is the enlarged diameter section D1 of H less than connecting pin 47, and connecting pin 47 is subjected to the outside pulling force of lifting rope, and this makes lifting rope firmly be connected with charger 3.

Contrast Fig. 7, Fig. 8, back and forth translation and gearing mainly are made up of translation mechanism 1 and reciprocating mechanism 5.And translation mechanism mainly is made up of slide unit 10 and guide rail 13, and slide unit 10 is slidingly connected on the centre position of body upper end.The symmetrical both sides of this slide unit 10 are provided with chute 10a, are provided with guide rail 13 in the inboard corresponding position of body 7, and slide unit 10 slides on guide rail 13 by chute 10a.Reciprocating mechanism 5 mainly is made up of two closed loop transmissions, an open chain transmission and synchronous motor 56.The two closed loop transmissions that the rotation of synchronous motor 56 is made up of sprocket wheel 55,54 and chain 57c and sprocket wheel 53,52 and chain 57b are transferred to by active synchronization belt wheel 51, driven pulley 50 and open type is with 57a to form the open chain transmission synchronously, and the two ends of the synchronous band 57a of the open type of this open chain transmission connect a contiguous block 12 of slide unit 10 lower ends respectively.

The lower end of body 7 is provided with spike 70 and roller 71 (referring to Fig. 1), and spike 70 is screwed on the body by screw thread, regulates its height by turn spike 70.When needs move this test machine, to rise, make it be lower than roller 71 spike, just can the push to test machine.

When carrying out the non-skid property test of sole, at first shake crank 44 wiring axles 48 and rotate, lifting rope 46 is wound onto on the wiring axle 48.Because the effect of the one-directional rotation mechanism of ratchet ratch mechanism, wiring axle 48 can not backward rotation, and promptly the lifting rope 46 on the wiring axle 48 can not come loose.Along with the continuous tensioning of lifting rope 46, lifting rope 46 is upwards mentioned whole charger 3 by pulley 40, and charger 3 rotates by the pin joint of friction testing device 6 on rotation seat 31, and charger is seen also Fig. 9 by lifting.At this moment footwear 100 are enclosed within on the shoe tree 39, stir ratchet and throw off engagement with 43 ratchets, drop to the original position in the action of gravity of charger 3.Charger makes footwear be subjected to a normal pressure.According to required loaded weight, counterweight 38 on the configuration load support, the weight of whole load bracket acts on the pressure transducer 22 by counterweight latch 30b, and this normal pressure changes electric signal into by pressure transducer 22 and then changes the control gear (not shown) that digital signal is sent test machine into.Under the effect of reciprocal gear train 5, slide unit 10 is done translation motion, because the existence of normal pressure, produce friction force between the sole of slide unit 10 and footwear 100, this friction force changes electric signal into and then changes the control gear that digital signal is sent test machine into by pulling force sensor 60, control gear is handled corresponding normal pressure and frictional force data by formula relevant in it according to the normal pressure and the friction force of input, obtains the friction factor under this kind material for sole of shoe.

Claims (9)

1. the anti-skid property of soles test machine comprises body, charger and reciprocal translating device and gearing, it is characterized in that also comprising friction testing device, hoisting apparatus and pressure sensor apparatus; Two described pressure sensor apparatus place symmetrical both sides, body upper end, mainly by the bracket socket that is fixed in body one side with place the pressure transducer in this socket to form; Described charger mainly is made up of load bracket, counterweight and shoe tree, and load bracket is plugged on the described bracket socket, and shoe tree is connected on the load bracket, and counterweight is configured on the load bracket according to required weight; Two described friction testing devices place a side of respective side pressure sensor apparatus respectively, mainly form by rotation seat, load bar and pulling force sensor, rotation seat is fixed on body one side, the pulling force sensor two ends connect a load bar respectively, the other end of this two loads bar respectively with rotation seat and charger hinged with fixedly connected; Hoisting apparatus mainly is made up of gantry, wiring axle, lifting rope, crank and one-directional rotation mechanism, gantry is fixed on the body upper end, wiring axle two ends are hinged on gantry, and one-directional rotation mechanism and crank are connected on the wiring axle, and the lifting rope two ends connect wiring axle and mechanism loading respectively, under the effect of one-directional rotation mechanism, crank drives the wiring axle and makes one-directional rotation, and lifting rope is wound on the wiring axle, and lifting rope shrinks, charger rotates around rotation seat by the friction testing device, and charger is by lifting; Back and forth translation and gearing are made up of translation mechanism and reciprocating mechanism, described translation mechanism mainly is made up of slide unit and guide rail, slide unit places the centre position of body upper end and is slidingly connected on the guide rail, described reciprocating mechanism places inboard, body lower end and is connected with the lower end of slide unit, drives slide unit and does reciprocal translation.

2. anti-skid property of soles test machine according to claim 1, it is characterized in that described load bracket is by the two triangle supporting plate, two angle adjustment plates and a shoe tree installing plate are formed, described triangular supports plate is substantially a right-angle triangle, this supporting plate is provided with the long slot bore of the vertical placement that is used for the cross-under web member, right-angle side lower end at the triangular supports plate is provided with inserted link, this inserted link is plugged in the described bracket socket, the triangular supports plate is installed on the body, described shoe tree is fixed on the lower end of shoe tree installing plate, the both sides of shoe tree installing plate are connected with an angle adjustment plate respectively, establish the circular hole and the arc groove hole that are used for the cross-under web member on this adjustable plate, the A-frame plate of adjustable plate and respective side is by described circular hole, arc groove realizes that with being connected of diverse location of described long slot bore two jiaos of adjustable plates are connected with the scalable of the A-frame plate of respective side.

3. anti-skid property of soles test machine according to claim 1 is characterized in that an end of described lifting rope connection mechanism loading is connected with a connecting pin, and this connecting pin is the axle part with two different-diameter sections, and its center is provided with the hole of the described lifting rope of cross-under.

4. anti-skid property of soles test machine according to claim 3 is characterized in that the upper end of two described triangular supports plates has a crossbeam to connect, and is provided with the counterweight latch that is used for fixing described counterweight on this crossbeam.

5. anti-skid property of soles test machine according to claim 4, it is characterized in that described crossbeam is provided with the grafting slotted eye of the described connecting pin that is used to peg graft with respect to the lateral surface of gantry one side, this grafting slotted eye is combined by a circular hole and long slot bore, the diameter of this circular hole is greater than the diameter of described connecting pin maximum gauge section, the hole slot width of this long slot bore is less than the diameter of this circular hole, but greater than the diameter of connecting pin minimum diameter section.

6. anti-skid property of soles test machine according to claim 2 is characterized in that its center of elongated slot that the upper surface of described shoe tree installing plate is provided with by crossing distribution is provided with cross bath, and described elongated slot is used to be connected shoe tree with cross bath.

7. anti-skid property of soles test machine according to claim 1 is characterized in that the both sides of described slide unit are respectively equipped with chute, and the contraposition of body inboard has installed guide rail, and slide unit slides on guide rail by chute.

8. anti-skid property of soles test machine according to claim 1 is characterized in that described one-directional rotation mechanism is a ratchet ratch mechanism, and coaxial ratchet is connected on the described wiring axle, and ratchet is hinged on gantry correspondence position of ratchet upside.

9. anti-skid property of soles test machine according to claim 1, it is characterized in that described reciprocating mechanism is made up of two closed loop transmissions, an open chain transmission and synchronous motor, the rotation of synchronous motor is closed transmission by two and is driven to the open chain transmission, and the driving-belt two ends of open chain transmission connect a contiguous block of the lower end of described slide unit respectively.

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