CN209372662U - A kind of Multifunctional friction coefficient measuring instrument - Google Patents

Abstract

The utility model discloses a kind of Multifunctional friction coefficient measuring instruments, including spill pedestal, X-shaped lifting support and concave panel, the inside of the spill pedestal is equipped with mounting plate, X-shaped lifting support is installed above the mounting plate, sliding slot is provided on the inside of the spill pedestal of X-shaped lifting support side, the inside of the sliding slot is placed with rack gear, the side of the rack gear is equipped with right angle push plate, the spill chassis interior of the rack gear bottom is equipped with shaft, the spill chassis interior of the shaft side is equipped with pin shaft, the surface of the pin shaft is equipped with concave panel.The utility model solves the problems, such as arbitrarily change angle and rapid survey corner dimension and structure is complicated, contact surface at high cost, can not changing different coefficients of friction by setting X-shaped lifting support, rack gear, gear, shaft, weight, concave panel, spill pedestal, groove, supporting bar structure.

Description

A kind of Multifunctional friction coefficient measuring instrument

Technical field

The utility model relates to measuring friction coefficient technical field, specially a kind of Multifunctional friction coefficient measuring instrument.

Background technique

Seldom the coefficient of friction of measurement different materials, the coefficient of friction of basic all material all pass through inside high school It tables look-up, surfing the Internet obtains.Cause student also very unilateral for the understanding of coefficient of friction.Industrially there is the friction system of measurement different materials Several instruments, but mechanism is more complicated, for example is synthesized with devices such as conveyer belt, motor, force snesors.It is unfavorable for inside school It uses, and inconvenient to carry.The utility model is specially a kind of Multifunctional friction coefficient measuring instrument.

But there are deficiencies below for existing technology:

1, existing friction coefficient measuring apparatus can not arbitrarily change the angle of inclined-plane and horizontal plane, and can not quickly survey The size for measuring angle, export to can not rapid survey go out coefficient of friction；

2, structure is complicated for existing frictionmeter device, in use, student is not easy to grasp principle inside school, and And generally than cumbersome, it be not easy to remove capable displaying, needed for not meeting school instruction, and involve great expense, and is unfavorable for popularizing, and The different contact surface of coefficient of friction can not arbitrarily be changed.

Utility model content

(1) the technical issues of solving

In view of the deficiencies of the prior art, the utility model provides a kind of Multifunctional friction coefficient measuring instrument, solves nothing Method arbitrarily change angle and rapid survey corner dimension with structure is complicated, contact at high cost, can not changing different coefficients of friction The problem of face.

(2) technical solution

To achieve the above object, the utility model provides the following technical solutions: a kind of Multifunctional friction coefficient measuring instrument, packet Spill pedestal, X-shaped lifting support and concave panel are included, the inside of the spill pedestal is equipped with mounting plate, the mounting plate Top is equipped with X-shaped lifting support, is provided with sliding slot on the inside of the spill pedestal of X-shaped lifting support side, the sliding slot Inside is placed with rack gear, and the side of the rack gear is equipped with right angle push plate, and the spill chassis interior of the rack gear bottom is equipped with Shaft, the spill chassis interior of the shaft side are equipped with pin shaft, and the surface of the pin shaft is equipped with concave panel.

Preferably, limited block, one end of X-shaped lifting support bottom and limit are fixedly installed with above the mounting plate Position block is fixedly connected, and the other end of X-shaped lifting support bottom is fixedly connected with right angle push plate.

Preferably, the surface of the shaft is equipped with gear, and the wheel and rack intermeshes connection, outside the shaft The spill susceptor surface of side is equipped with handle, and the handle is fixedly connected with shaft.

Preferably, articulated shaft is installed above the X-shaped lifting support, the articulated shaft is fixedly installed in concave panel Bottom, support rod is installed on the inside of the spill pedestal of the mounting plate other side.

Preferably, the concave panel bottom of the articulated shaft side is equipped with weight, the sliding slot inside by traction rope Spill base inner wall on fixed strip is installed, the surface setting of the concave panel is fluted.

Preferably, the surface of the spill pedestal is provided with the first scale strip, and the surface of the concave panel is provided with Two scale strips.

(3) beneficial effect

The utility model provides a kind of Multifunctional friction coefficient measuring instrument, have it is following the utility model has the advantages that

(1) the utility model passes through setting X-shaped lifting support, rack gear, gear, shaft, weight, concave panel, concave bottom Seat, makes the utility model can be carried out effectively the measurement of friction coefficient, the angle on inclined-plane when can arbitrarily change measurement, and The size that angle can quickly be calculated facilitates the measurement of subsequent frictional force size, so that effective solution can not be with The problem of meaning change angle and rapid survey corner dimension, mounting plate, the top of mounting plate are installed in the inside of spill pedestal X-shaped lifting support is installed, and concave panel is equipped with by pin shaft in spill chassis interior, concave panel can be with pin shaft Center rotary motion, at this point, by being fixedly installed with limited block above mounting plate, one end of X-shaped lifting support bottom with Limited block is fixedly connected, and articulated shaft is equipped with above X-shaped lifting support, and articulated shaft is fixedly installed in the bottom of concave panel Portion connect spill pedestal with concave panel, in turn, is provided with sliding slot on the inside of the spill pedestal of X-shaped lifting support side, The inside of sliding slot is placed with rack gear, and the side of rack gear is equipped with right angle push plate, and the spill chassis interior of rack gear bottom, which is equipped with, to be turned Axis is equipped with gear by the surface in shaft when needing to go up and down X-shaped lifting support, and wheel and rack is mutual Engagement connection, and the spill susceptor surface on the outside of shaft is equipped with handle, drives shaft rotation by rotational handle, to make tooth Wheel rotation drives rack movement, and then by the right angle push plate horizontal movement of rack gear side, due to right angle push plate and X-shaped lifting support The other end of bottom is fixed, and pushing right angle push plate campaign is to realize the contraction lifting of X-shaped lifting support, to make concave panel It is rotated centered on pin shaft, forms certain angle with spill pedestal, in turn, by being pacified in concave panel bottom by traction rope Surface equipped with weight, and spill pedestal is provided with the first scale strip, and the surface of concave panel is provided with the second scale strip, weight After hammer is vertical, triangular structure is formed, reads the reading and spill of the first scale strip of spill susceptor surface corresponding to weight The reading of second scale strip of panel surface can quickly measure the corner dimension of spill pedestal and concave panel, after convenient The calculating of continuous coefficient of friction measures.

(2) the utility model enables the utility model to have by setting concave panel, groove, support rod, spill pedestal The storage of effect arranges, easy to carry, and can arbitrarily change the different contact surface of coefficient of friction, is suitable for various differentiated friction power Measurement, thus effective solution the problem of structure is complicated, contact surface at high cost, can not changing different coefficients of friction, recessed The surface setting of shape panel is fluted, the different thin plate of frictional force made of unlike material is inserted into a groove, to change Sliding block is placed in concave panel interpolation in the measurement of frictional force by the different purpose of contact surface material when becoming frictional force measuring The thin sheet surface entered, and concave panel is more broad, sliding block is not easy to fall, and after the completion of frictional force measuring, X-shaped is gone up and down Stent collapses decline, fits in concave panel on the inside of spill pedestal, and one end is located on support rod, completes to fold, to make It is more small and exquisite after the utility model folding shrinking, it is easy to carry about with one, structure is very simple, and cost is extremely low, is suitable for promoting.

Detailed description of the invention

Fig. 1 is the schematic diagram of internal structure of the utility model；

Fig. 2 is the structural schematic diagram of the utility model；

Fig. 3 is the top view of the utility model spill pedestal；

Fig. 4 is the left view of the utility model folded state；

Fig. 5 is the rearview of the utility model rack and pinion transmission；

Fig. 6 is the top view of the utility model concave panel.

In figure: 1, weight；2, spill pedestal；3, support rod；4, limited block；5, mounting plate；6, right angle push plate；7, sliding slot； 8, gear；9, shaft；10, fixed strip；11, rack gear；12, pin shaft；13, traction rope；14, articulated shaft；15, X-shaped lifting support； 16, concave panel；17, handle；18, the first scale strip；19, the second scale strip；20, groove.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.

As shown in figures 1 to 6, the utility model provides a kind of technical solution: a kind of Multifunctional friction coefficient measuring instrument, including Spill pedestal 2, X-shaped lifting support 15 and concave panel 16, the inside of spill pedestal 2 are equipped with mounting plate 5, mounting plate 5 it is upper Side is equipped with X-shaped lifting support 15, and the top of mounting plate 5 is fixedly installed with limited block 4, one end of 15 bottom of X-shaped lifting support It is fixedly connected with limited block 4, the other end of 15 bottom of X-shaped lifting support is fixedly connected with right angle push plate 6, X-shaped lifting support 15 Sliding slot 7 is provided on the inside of the spill pedestal 2 of side, the inside of sliding slot 7 is placed with rack gear 11, and the side of rack gear 11 is equipped with right angle Push plate 6 is equipped with shaft 9 inside the spill pedestal 2 of 11 bottom of rack gear, and the surface of shaft 9 is equipped with gear 8, gear 8 and rack gear 11 intermesh connection, and 2 surface of spill pedestal in 9 outside of shaft is equipped with handle 17, and handle 17 is fixedly connected with shaft 9, turn Pin shaft 12 is installed, the surface of pin shaft 12 is equipped with concave panel 16, X-shaped lifting support 15 inside the spill pedestal 2 of 9 side of axis Top articulated shaft 14 is installed, articulated shaft 14 is fixedly installed in the bottom of concave panel 16, the concave bottom of 5 other side of mounting plate 2 inside of seat is equipped with support rod 3, and 16 bottom of concave panel of 14 side of articulated shaft is equipped with weight 1, sliding slot by traction rope 13 Fixed strip 10, the surface setting fluted 20 of concave panel 16, in concave panel are installed on 2 inner wall of spill pedestal of 7 insides 16 surface setting fluted 20, is inserted into the different thin plate of frictional force made of unlike material, to change in groove 20 Sliding block is placed in concave panel 16 by the different purpose of contact surface material in the measurement of frictional force when becoming frictional force measuring The thin sheet surface of insertion, and concave panel 16 is more broad, sliding block is not easy to fall, after the completion of frictional force measuring, by X-shaped Lifting support 15 shrinks decline, and concave panel 16 is made to fit in 2 inside of spill pedestal, and one end is located on support rod 3, completes folding It is folded, thus it is more small and exquisite after making the utility model folding shrinking, it is easy to carry about with one, structure is very simple, and cost is extremely low, is suitable for It promotes, the utility model is enable effectively to store arrangement, it is easy to carry, and can arbitrarily change the different contact of coefficient of friction Face, is suitable for the measurement of various differentiated friction power, and fixed strip 10 is that rack gear 11 skids off sliding slot 7, the surface of spill pedestal 2 in order to prevent It is provided with the first scale strip 18, the surface of concave panel 16 is provided with the second scale strip 19, is equipped in the inside of spill pedestal 2 Mounting plate 5, the top of mounting plate 5 are equipped with X-shaped lifting support 15, and inside spill pedestal 2 by pin shaft 12 be equipped with it is recessed Shape panel 16, concave panel 16 can be with pin shafts 12 for center rotary motion, at this point, by the fixed peace in the top of mounting plate 5 Equipped with limited block 4, one end of 15 bottom of X-shaped lifting support is fixedly connected with limited block 4, and the top of X-shaped lifting support 15 is pacified Equipped with articulated shaft 14, articulated shaft 14 is fixedly installed in the bottom of concave panel 16, connect spill pedestal 2 with concave panel 16, In turn, it is provided with sliding slot 7 on the inside of the spill pedestal 2 of 15 side of X-shaped lifting support, is placed with rack gear 11 in the inside of sliding slot 7, The side of rack gear 11 is equipped with right angle push plate 6, is equipped with shaft 9 inside the spill pedestal 2 of 11 bottom of rack gear, is needing to X-shaped When lifting support 15 is gone up and down, by being equipped with gear 8 on the surface of shaft 9, gear 8 and rack gear 11 are intermeshed company It connects, and 2 surface of spill pedestal in 9 outside of shaft is equipped with handle 17, drives shaft 9 to rotate by rotational handle 17, to make The rotation band carry-over bar 11 of gear 8 moves, and then by 6 horizontal movement of right angle push plate of 11 side of rack gear, due to right angle push plate 6 and X The other end of 15 bottom of shape lifting support is fixed, and the movement of right angle push plate 6 is pushed to realize the contraction liter of X-shaped lifting support 15 Drop, thus rotate concave panel 16 centered on pin shaft 12, it is at a certain angle with 2 shape of spill pedestal, in turn, by recessed 16 bottom of shape panel is equipped with weight 1 by traction rope 13, and the surface of spill pedestal 2 is provided with the first scale strip 18, recessed The surface of shape panel 16 is provided with the second scale strip 19, after weight 1 is vertical, forms triangular structure, reads corresponding to weight 1 The reading of second scale strip 19 on 16 surface of reading and concave panel of first scale strip 18 on 2 surface of spill pedestal, can be fast The corner dimension for measuring spill pedestal 2 and concave panel 16 of speed, facilitates the calculating of subsequent coefficient of friction to measure, and keeps this practical The novel measurement that can be carried out effectively friction coefficient, the angle on inclined-plane when can arbitrarily change measurement, and can be quick The size for calculating angle facilitates the measurement of subsequent frictional force size.

In use, the utility model is equipped with mounting plate 5 in the inside of spill pedestal 2, the top of mounting plate 5 is equipped with X Shape lifting support 15, and concave panel 16 is equipped with by pin shaft 12 inside spill pedestal 2, concave panel 16 can be with pin shaft 12 be center rotary motion, at this point, by being fixedly installed with limited block 4,15 bottom of X-shaped lifting support in the top of mounting plate 5 One end be fixedly connected with limited block 4, and the top of X-shaped lifting support 15 is equipped with articulated shaft 14, and articulated shaft 14 is fixedly mounted In the bottom of concave panel 16, it connect spill pedestal 2 with concave panel 16, in turn, the spill in 15 side of X-shaped lifting support It is provided with sliding slot 7 on the inside of pedestal 2, is placed with rack gear 11 in the inside of sliding slot 7, the side of rack gear 11 is equipped with right angle push plate 6, tooth Shaft 9 is installed inside the spill pedestal 2 of 11 bottom of item, when needing to go up and down X-shaped lifting support 15, by shaft 9 surface is equipped with gear 8, and gear 8 is intermeshed with rack gear 11 and is connect, and 2 surface of the spill pedestal installation in 9 outside of shaft There is handle 17, drive shaft 9 to rotate by rotational handle 17, to make the rotation band carry-over bar 11 of gear 8 move, and then by rack gear 6 horizontal movement of right angle push plate of 11 sides pushes straight since right angle push plate 6 and the other end of 15 bottom of X-shaped lifting support are fixed The movement of angle push plate 6 realizes the contraction lifting of X-shaped lifting support 15, so that concave panel 16 be made to revolve centered on pin shaft 12 Turn, it is at a certain angle with 2 shape of spill pedestal, in turn, by being equipped with weight by traction rope 13 in 16 bottom of concave panel 1, and the surface of spill pedestal 2 is provided with the first scale strip 18, and the surface of concave panel 16 is provided with the second scale strip 19, weight After hammer 1 is vertical, form triangular structure, read first scale strip 18 on 2 surface of spill pedestal corresponding to weight 1 reading and The reading of second scale strip 19 on 16 surface of concave panel, can quickly measure the angle of spill pedestal 2 and concave panel 16 Size facilitates the calculating of subsequent coefficient of friction to measure, and is arranged fluted 20 on the surface of concave panel 16, the energy in groove 20 It is enough inserted into the different thin plate of frictional force made of unlike material, to change the mesh that contact surface material is different when frictional force measuring , in the measurement of frictional force, sliding block is placed in the thin sheet surface being inserted into concave panel 16, and concave panel 16 compared with For broadness, sliding block is not easy to fall, and after the completion of frictional force measuring, X-shaped lifting support 15 is shunk and is declined, paste concave panel 16 Together in 2 inside of spill pedestal, one end is located on support rod 3, completes to fold, thus after making the utility model folding shrinking more It is small and exquisite, it is easy to carry about with one, structure is very simple, and cost is extremely low, is suitable for promoting.

It can to sum up obtain, the utility model passes through setting X-shaped lifting support 15, rack gear 11, gear 8, shaft 9, weight 1, recessed Shape panel 16, spill pedestal 2, groove 20,3 structure of support rod, angle can not arbitrarily be changed and rapid survey angle is big by solving It is small and the problem of structure is complicated, contact surface at high cost, can not changing different coefficients of friction.

It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment Intrinsic element.

While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art, It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.

Claims (6)

1. a kind of Multifunctional friction coefficient measuring instrument, including spill pedestal (2), X-shaped lifting support (15) and concave panel (16), It is characterized by: the inside of the spill pedestal (2) is equipped with mounting plate (5), X-shaped is installed above the mounting plate (5) Spill pedestal (2) inside of lifting support (15), X-shaped lifting support (15) side is provided with sliding slot (7), the sliding slot (7) inside is placed with rack gear (11), and the side of the rack gear (11) is equipped with right angle push plate (6), rack gear (11) bottom Spill pedestal (2) inside be equipped with shaft (9), pin shaft is installed inside the spill pedestal (2) of shaft (9) side (12), the surface of the pin shaft (12) is equipped with concave panel (16).

2. a kind of Multifunctional friction coefficient measuring instrument according to claim 1, it is characterised in that: the mounting plate (5) Top is fixedly installed with limited block (4), and one end of X-shaped lifting support (15) bottom is fixedly connected with limited block (4), described The other end of X-shaped lifting support (15) bottom is fixedly connected with right angle push plate (6).

3. a kind of Multifunctional friction coefficient measuring instrument according to claim 1, it is characterised in that: the table of the shaft (9) Face is equipped with gear (8), and the gear (8) is intermeshed with rack gear (11) to be connect, the spill pedestal on the outside of the shaft (9) (2) surface is equipped with handle (17), and the handle (17) is fixedly connected with shaft (9).

4. a kind of Multifunctional friction coefficient measuring instrument according to claim 1, it is characterised in that: the X-shaped lifting support (15) it is equipped with above articulated shaft (14), the articulated shaft (14) is fixedly installed in the bottom of concave panel (16), the peace Support rod (3) are installed on the inside of the spill pedestal (2) of loading board (5) other side.

5. a kind of Multifunctional friction coefficient measuring instrument according to claim 1, it is characterised in that: the articulated shaft (14) one Concave panel (16) bottom of side is equipped with weight (1) by traction rope (13), the spill pedestal (2) on the inside of the sliding slot (7) It is equipped on inner wall fixed strip (10), fluted (20) are arranged in the surface of the concave panel (16).

6. a kind of Multifunctional friction coefficient measuring instrument according to claim 1, it is characterised in that: the spill pedestal (2) Surface be provided with the first scale strip (18), the surface of the concave panel (16) is provided with the second scale strip (19).