CN215640799U

CN215640799U - Simulation ice surface layer friction coefficient measuring device

Info

Publication number: CN215640799U
Application number: CN202120829697.9U
Authority: CN
Inventors: 刘高志; 李娟�
Original assignee: Shandong Institute for Product Quality Inspection
Current assignee: Shandong Institute for Product Quality Inspection
Priority date: 2021-04-22
Filing date: 2021-04-22
Publication date: 2022-01-25
Anticipated expiration: 2031-04-22

Abstract

The utility model discloses a device for measuring the friction coefficient of a simulated ice surface layer, which comprises a test bed, wherein a sample to be detected is arranged on the upper surface of one end of the test bed, an ice skate blade assembly is connected above the sample to be detected in a contact manner, a moving mechanism is arranged at the other end of the test bed, the moving mechanism is connected with a push-pull force meter, and a pull rope is arranged between the push-pull force meter and the ice skate blade assembly. The device designs the test assembly as the ice skate blade as a direct contact element with the simulated ice surface, and solves the defect of the test method introduced by the friction coefficient test in the current standard to a certain extent.

Description

Simulation ice surface layer friction coefficient measuring device

Technical Field

The utility model relates to the field of detection equipment, in particular to a friction coefficient measuring device for a simulation ice surface layer.

Background

As an emerging sports facility, the simulation ice rink lacks relevant standards, and the key item of the surface friction coefficient of the simulation ice rink has great influence on the experience of users. The relevant standards of the domestic simulation ice rink comprise T/CSGF 002-.

Disclosure of Invention

Aiming at the problems, the utility model discloses a device for measuring the friction coefficient of a simulated ice surface layer, which designs a test assembly as an ice skate blade as a direct contact element with the simulated ice surface, and solves the defects of the test method introduced by the friction coefficient inspection in the current standard to a certain extent.

In order to achieve the technical purpose, the utility model adopts the following technical scheme:

the utility model provides a simulation ice surface course coefficient of friction survey device, includes the test bench, one of them of test bench is served the upper surface and is provided with the sample of waiting to examine, it is connected with the skates subassembly to wait to examine sample top contact, moving mechanism is installed to the other end of test bench, moving mechanism is connected with the push-pull dynamometer, be provided with the stay cord between push-pull dynamometer and the skates subassembly.

Preferably, the skates subassembly includes the anchor clamps seat, anchor clamps seat below is provided with at least one skates, the skates with wait to examine sample contact and be connected, the anchor clamps seat still is provided with the removal splint that are used for pressing from both sides tight skates.

Preferably, the movable clamping plate is connected with a locking screw, and the locking screw penetrates through the side wall of the clamp seat and then protrudes out of the clamp seat.

Preferably, the moving mechanism comprises a supporting seat, the supporting seat is rotatably connected with a lead screw, the lead screw is connected with a sliding block in a transmission manner, the push-pull dynamometer is installed above the sliding block, and the supporting seat is further provided with a first guide rod for guiding the sliding block.

Preferably, anti-slip plates are arranged between the ice skate blade and the movable clamping plate and between the ice skate blade and the clamp seat.

Preferably, the clamp seat is provided with a second guide rod, and a spring is sleeved outside the second guide rod.

Preferably, the axis of the second guide rod is coaxial with the moving direction of the movable clamping plate.

Preferably, the spring is located in a moving space of the moving jaw.

Preferably, the movable clamp plate is provided with a T-shaped groove, and a T-shaped block clamped with the T-shaped groove is arranged at one end, connected with the movable clamp plate, of the locking screw.

Preferably, the pull cord is an elastic thread.

The utility model has the advantages of

1. The utility model mainly designs the test assembly as the ice skate blade as a direct contact element with the simulated ice surface, and the detection device has the advantages of simple structure, easy production and processing, more reliable test result and practical fit.

2. The push-pull force meter and the ice skate blade assembly are connected through elastic silk threads, and accuracy of a peak value of the push-pull force meter in a testing process is guaranteed to the greatest extent.

3. The spring or T-shaped groove type clamping structure can enable the locking screw to realize bidirectional driving on the movable clamping plate.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present application, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is an overall block diagram of the present invention;

FIG. 2 is a view showing the structure of a moving mechanism;

FIG. 3 is a perspective view of the ice blade assembly;

FIG. 4 is a first top view configuration of the ice blade assembly;

FIG. 5 is a second top view of the ice blade assembly;

in the figure: 1-experiment table; 2-a push-pull dynamometer; 3-a moving mechanism; 4-silk thread; 5-a skate blade assembly; 6-3-guide rod of sample to be detected; 3-2-lead screw; 3-1-sliding block 5-3-clamp seat; 5-1-ice skate; 5-2-locking screw; 5-4-a guide bar; 5-8-adjusting the spring; 5-5, moving the clamping plate; 5-6, moving the antiskid plate; 5-7, fixing the antiskid plate.

Detailed Description

The technical solutions in the embodiments of the present application will be described clearly and completely with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments of the present application without making any creative effort, shall fall within the protection scope of the present application.

In the description of the present invention, it is to be understood that the terms "inner", "outer", "left" and "right" indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.

The utility model discloses a friction coefficient measuring device of a simulated ice surface layer as shown in figures 1-5, wherein as shown in figure 1, the right side of a test table is a control part, the left side of the test table is provided with a sinking groove, a sample 6 to be detected is placed in the sinking groove, and the sample can be effectively prevented from sliding in the test process. The ice skate blade assembly 5 is pulled by the push-pull dynamometer 2 to slide on the sample, and the movement of the push-pull dynamometer is controlled by the experiment table. And F = F/M, wherein F is the reading of the push-pull dynamometer in the test process, and M is the mass of the ice skate blade assembly. In order to ensure the accuracy of the peak value of the push-pull force meter in the test process to the maximum extent, the push-pull force meter and the ice skate blade assembly are connected by an elastic silk thread 4.

The push-pull dynamometer is driven by a conventional lead screw, the push-pull dynamometer 2 is installed on a sliding block 3-1, and the sliding block 3-1 moves by the rotation of the lead screw 3-2. The control part of the experiment table 1 drives the screw rod 3-2 to rotate.

The ice skate blade assembly is of a symmetrical structure, the clamp seats 5-3 are transversely arranged in an E-shaped structure, and one ice skate blade is arranged between two wings of each E-shaped structure, so that the stability of the assembly in the experimental process is guaranteed. The two second guide rods 5-4 are distributed in a bilateral symmetry mode about the center of the fixture seat, the second guide rods 5-4 are sleeved with movable clamping plates 5-5, movable anti-skidding plates 5-6 are arranged on the inner sides of the movable clamping plates, fixed anti-skidding plates 5-7 are arranged on the left side and the right side of the middle supporting plate of the E-shaped structure, the ice skate 5-1 is installed between the movable anti-skidding plates and the fixed anti-skidding plates, and the movable clamping plates 5-5 and the movable anti-skidding plates 5-6 can move left and right along the second guide rods 5-4.

The locking screw 5-2 and the clamp seat 5-3 have two connection modes:

one is that as shown in fig. 4, a spring 5-8 is sleeved outside the guide rod, the spring 5-8 can move left and right along the second guide rod 5-4, and the spring is used for providing restoring force when the cutter is dismounted. The locking screw is in threaded connection with the clamp seat 5-3, the locking screw penetrates through the clamp seat and pushes the movable clamping plate 5-5 to move under the action of threaded transmission, the movable clamping plate 5-5 pushes the movable anti-skid plate 5-6 to move, the movable anti-skid plate 5-6 compresses the spring 5-8, and finally the ice skate 5-1 is attached to the fixed anti-skid plate 5-7 to clamp the ice skate 5-1. When the ice skate needs to be adjusted or replaced, the locking screw 5-2 can be loosened, the clamping plate 5-5 and the anti-skid plate 5-6 can be moved under the rebounding force of the spring 5-8, so that the ice skate can not be clamped any more.

The other type is that as shown in fig. 5, no spring is sleeved outside the guide rod, the clamp seat is provided with a through hole, the movable clamp plate is provided with a T-shaped groove from top to bottom, a T-shaped block is arranged in the T-shaped groove in a sliding mode, a locking screw penetrates through the through hole and then is in threaded connection with the T-shaped block, the locking screw drives the T-shaped block, the movable clamp plate and the movable anti-skid plate to move along the threads of the T-shaped block, the ice skate is clamped by the fixed anti-skid plate, when the ice skate needs to be detached, the locking screw is loosened, and the movable anti-skid plate is pulled outwards under the driving of the T-shaped block.

The movable anti-skid plates 5-6 and the fixed anti-skid plates 5-7 are made of hard anti-skid materials so as to ensure that the ice skate blade does not slide in the clamp in the experimental process.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present application. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the application. Thus, the present application is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. The utility model provides a simulation ice surface course coefficient of friction survey device, its characterized in that, includes the test bench, one of them end upper surface of test bench is provided with waits to examine the sample, it is connected with the skates subassembly to wait to examine sample top contact, moving mechanism is installed to the other end of test bench, moving mechanism is connected with the push-pull dynamometer, be provided with the stay cord between push-pull dynamometer and the skates subassembly.

2. The device for measuring the friction coefficient of the simulated ice surface layer as claimed in claim 1, wherein the ice skate blade assembly comprises a clamp seat, at least one ice skate blade is arranged below the clamp seat, the ice skate blade is in contact connection with a sample to be detected, and the clamp seat is further provided with a movable clamping plate for clamping the ice skate blade.

3. The device for measuring the friction coefficient of the simulated ice surface layer as claimed in claim 2, wherein the movable clamping plate is connected with a locking screw, and the locking screw penetrates through the side wall of the clamp seat and then protrudes out of the clamp seat.

4. The device for measuring the friction coefficient of an artificial ice surface layer as claimed in claim 2, wherein the moving mechanism comprises a supporting seat, the supporting seat is rotatably connected with a lead screw, the lead screw is in transmission connection with a sliding block, the push-pull dynamometer is installed above the sliding block, and the supporting seat is further installed with a first guide rod for guiding the sliding block.

5. The device for measuring the friction coefficient of the simulated ice surface layer as claimed in claim 2, wherein anti-slip plates are arranged between the ice skate blade and the movable clamping plate and between the ice skate blade and the clamp seat.

6. The device for measuring the friction coefficient of the simulated ice surface layer as claimed in claim 2, wherein the fixture seat is provided with a second guide rod, and a spring is sleeved outside the second guide rod.

7. The apparatus as claimed in claim 6, wherein the axis of the second guide bar is coaxial with the moving direction of the movable clamp plate.

8. The apparatus as claimed in claim 6, wherein the spring is located in the moving space of the movable clamp plate.

9. The device for measuring the friction coefficient of the simulated ice surface layer as claimed in claim 2, wherein the movable clamp plate is provided with a T-shaped groove, and a T-shaped block clamped with the T-shaped groove is arranged at one end of the locking screw connected with the movable clamp plate.

10. The device for measuring the friction coefficient of a simulated ice surface layer as claimed in claim 1, wherein the pull rope is an elastic thread.