CN221038552U

CN221038552U - Automobile skylight wire friction testing machine

Info

Publication number: CN221038552U
Application number: CN202323050922.7U
Authority: CN
Inventors: 陈雪平
Original assignee: Shanghai Yuhan Machinery Co ltd
Current assignee: Shanghai Yuhan Machinery Co ltd
Priority date: 2023-11-10
Filing date: 2023-11-10
Publication date: 2024-05-28
Anticipated expiration: 2033-11-10

Abstract

The utility model belongs to the technical field of test equipment, and particularly relates to an automobile skylight wire friction testing machine, which comprises a rack, wherein a workbench is arranged on the rack, and the automobile skylight wire friction testing machine further comprises: the two wire clamps are arranged on the workbench along the left-right direction by a preset distance and can clamp the wires of the automobile sunroof; the transverse moving mechanism is arranged on the workbench and provided with a moving end capable of transversely moving left and right; one end of the friction force measuring sensor is fixed at the moving end of the traversing mechanism, and the traversing mechanism drives the friction force measuring sensor to transversely move left and right; the friction force measuring sleeve is fixed with the other end of the friction force measuring sensor and is positioned between the two wire clamps; and the guide rope tension weight can be detachably connected with the automobile skylight wire. The automobile skylight wire detection device can simulate the actual use scene of the automobile skylight wire, can automatically detect the friction force of the automobile skylight wire by driving the transverse moving mechanism to transversely move, is simple and convenient to detect, does not need to manually participate in the detection process, and has high detection efficiency.

Description

Automobile skylight wire friction testing machine

Technical Field

The utility model belongs to the technical field of test equipment, and particularly relates to an automobile skylight wire friction testing machine.

Background

The automobile skylight is opened and closed generally through an automobile skylight wire to realize power transmission, so that the performance of the automobile skylight wire is extremely important, batch detection is needed before delivery, a torque wrench and a mechanical tool are mainly used for testing a torque value before delivery, marks are made on the automobile skylight wire, and the sliding distance and the like of the threads of the automobile skylight wire are measured by using a caliper. Therefore, the prior art lacks a device for detecting the friction force of the automobile skylight wire when the automobile skylight wire is actually used.

Disclosure of utility model

The utility model aims at the technical problems and aims at providing an automobile skylight wire friction testing machine.

The utility model provides an automobile skylight wire friction test machine, includes the frame, be provided with the workstation in the frame, still include:

The two wire clamps are arranged on the workbench along the left-right direction by a preset distance and can clamp the wires of the automobile sunroof;

The transverse moving mechanism is arranged on the workbench and provided with a moving end capable of transversely moving left and right;

One end of the friction force measuring sensor is fixed at the moving end of the traversing mechanism, and the traversing mechanism drives the friction force measuring sensor to transversely move left and right;

The friction force measuring sleeve is fixed with the other end of the friction force measuring sensor, is positioned between the two wire clamps and can be sleeved with a sunroof wire;

And the guide rope tension weight can be detachably connected with the automobile skylight wire.

When the automobile skylight wire is used, one end of the automobile skylight wire is fixed on one wire clamp, the automobile skylight wire passes through the friction force measuring sleeve and then passes through the other wire clamp, the other end of the automobile skylight wire is connected with the guide rope tension weight, the guide rope tension weight is suspended at the side edge of the workbench, and the guide rope tension weight stretches the automobile skylight wire to a certain extent to form preset tension so as to simulate the actual use scene of the automobile skylight wire. The other end of the sunroof wire having the preset tension is fixed by another wire clamp. After the wire clamps clamp the automobile sunroof wires respectively, the transverse moving mechanism is driven to transversely move left and right, and then the friction force measuring sleeve fixed with the friction force measuring sensor is driven to transversely slide outside the automobile sunroof wires, the friction force measuring sleeve and the automobile sunroof wires generate friction force, and the friction force measuring sensor is used for measuring the force.

Optionally, the wire fixture includes:

The clamp seat is detachably arranged on the workbench;

The pressing block is positioned above the clamp seat and provided with an accommodating channel for accommodating the conducting wire of the automobile skylight between the pressing block and the clamp seat;

And when the pressing bolt is positioned above the pressing block, the pressing block can be locked on the clamp seat by screwing the pressing bolt.

Optionally, the linkage mechanism includes:

The connecting rod support is detachably arranged on the clamp seat;

One end of the first connecting rod is rotatably connected to the connecting rod support, and the other end of the first connecting rod is provided with a connecting rod handle;

One end of the second connecting rod is rotatably connected to the connecting rod support, and the other end of the second connecting rod is provided with the pressing bolt;

One end of the connecting rod is rotationally connected with the middle part of the first connecting rod, and the other end of the connecting rod is rotationally connected with the middle part of the second connecting rod;

When the pressing bolt is positioned above the pressing block, the axial direction of the pressing bolt is vertical, the length direction of the first connecting rod is vertical, and the length direction of the second connecting rod is transverse.

Optionally, a limiting block is arranged on the connecting rod support, and the limiting block is located on the side edge of the joint of the first connecting rod and the connecting rod support.

Optionally, a first semi-circular-like half groove is formed in the upper surface of the clamp seat along the left-right direction;

The bottom surface of briquetting is provided with semi-circular second half groove of class along left and right directions, second half groove with first half groove sets up relatively and forms hold the passageway.

Optionally, supporting grooves are further formed in the front and rear inner walls of the first half groove along the left-right direction;

The bottom surface of briquetting sets up the lug that protrudes downwards along left and right directions, the lug bottom surface is provided with the second half groove, the lug is located support groove top can with support groove butt.

Optionally, the traversing mechanism includes:

The servo motor is arranged on the workbench in the left-right direction in the axial direction of the motor shaft;

The length direction of the screw rod is the left-right direction, two ends of the screw rod are arranged on the workbench through bearings and bearing seats, one end of the screw rod is connected with a motor shaft of the servo motor, and the screw rod is driven by the servo motor to rotate;

The screw rod nut is rotationally connected to the screw rod, the screw rod nut is used as the moving end, and when the servo motor drives the screw rod to rotate, the screw rod nut transversely moves left and right, and the screw rod nut is connected with one end of the friction force measuring sensor through a connecting plate.

Optionally, the traversing mechanism further includes:

The two left and right guide rails are arranged on the front side and the rear side of the screw rod respectively, and the length direction of the two left and right guide rails is the left and right direction;

At least two left and right sliding blocks are respectively arranged at the bottoms of the front side and the rear side of the connecting plate, and the left and right sliding blocks are in sliding connection with the left and right guide rails on the same side.

Optionally, the friction force measuring sensor is a sensor or a single-point weighing sensor.

Optionally, the middle part of the friction force measuring sleeve is a sleeve through hole with the length direction being the left and right directions, and the inner walls of the left end and the right end of the sleeve through hole are in a horn mouth shape.

Optionally, the guide rope tension weight adopts a weight of 100N.

Optionally, the method further comprises:

The support seat is detachably arranged on the workbench, and is positioned on the left side of the wire clamp on the left side or the right side of the wire clamp on the right side;

And the supporting wheel is arranged on the supporting seat and can support the automobile skylight wire.

The beneficial effects are that: the utility model has at least one or more of the following advantages: the automobile skylight wire detection device can simulate the actual use scene of the automobile skylight wire, can automatically detect the friction force of the automobile skylight wire by driving the transverse moving mechanism to transversely move, is simple and convenient to detect, does not need to manually participate in the detection process, and has high detection efficiency.

Drawings

FIG. 1 is a schematic diagram of a structure of the present utility model;

FIG. 2 is a top view of FIG. 1;

FIG. 3 is a schematic view of a wire clamp according to the present utility model;

FIG. 4 is a front view of FIG. 3;

FIG. 5 is a schematic view of a linkage mechanism according to the present utility model;

FIG. 6 is another angular schematic view of FIG. 5;

FIG. 7 is a side view of FIG. 5;

FIG. 8 is a schematic view of a clamp base of the present utility model;

FIG. 9 is a schematic view of a construction of a compact of the present utility model;

FIG. 10 is a diagram of the positional relationship between the clamp base and the press block of the present utility model;

fig. 11 is a front view of fig. 10;

FIG. 12 is a schematic view of a friction measuring sleeve according to the present utility model;

FIG. 13 is a cross-sectional view of FIG. 12;

FIG. 14 is a partial enlarged view of FIG. 1;

fig. 15 is an enlarged partial view of another portion of fig. 1.

Detailed Description

The preferred embodiments of the present utility model will be described in detail below with reference to the attached drawings, so that the objects, features and advantages of the present utility model will be more clearly understood. It should be understood that the embodiments shown in the drawings are not intended to limit the scope of the utility model, but rather are merely illustrative of the true spirit of the utility model.

In the following description, for the purposes of explanation of various disclosed embodiments, certain specific details are set forth in order to provide a thorough understanding of the various disclosed embodiments. One skilled in the relevant art will recognize, however, that an embodiment may be practiced without one or more of the specific details. In other instances, well-known devices, structures, and techniques associated with the present application may not be shown or described in detail to avoid unnecessarily obscuring the description of the embodiments.

Reference throughout this specification to "one embodiment" or "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment is included in at least one embodiment. Thus, appearances of the phrases "in one embodiment" or "in an embodiment" in various places throughout this specification are not necessarily all referring to the same embodiment. Furthermore, the particular features, structures, or characteristics may be combined in any suitable manner in one or more embodiments.

In the following description, for the purposes of clarity of presentation of the structure and manner of operation of the present utility model, the description will be made with the aid of directional terms, but such terms as "forward," "rearward," "left," "right," "outward," "inner," "outward," "inward," "upper," "lower," etc. are to be construed as convenience, and are not to be limiting.

Referring to fig. 1, 2 and 14, the utility model provides an automobile skylight wire friction testing machine, which comprises a frame, wherein a workbench 1 is arranged on the frame. The automobile skylight wire friction testing machine also comprises two wire clamps 2, a traversing mechanism 3, a friction force measuring sensor 4, a friction force measuring sleeve 5 and a guide rope tension weight 6.

Two wire clamps 2 are arranged on the workbench 1 along the left-right direction by a preset distance, and each wire clamp 2 can clamp the wires of the automobile sunroof. The traversing mechanism 3 is arranged on the workbench 1, and the traversing mechanism 3 is provided with a moving end capable of traversing left and right. One end of the friction force measuring sensor 4 is fixed on the moving end of the traversing mechanism 3, and the traversing mechanism 3 drives the friction force measuring sensor 4 to traverse left and right. The friction force measuring sleeve 5 is fixed with the other end of the friction force measuring sensor 4, the friction force measuring sleeve 5 is positioned between the two wire clamps 2, and the friction force measuring sleeve 5 can be sleeved with an automobile skylight wire 8. The guide rope tension weight 6 is detachably connected with an automobile sunroof wire 8.

When the automobile skylight wire 8 is used, one end of the automobile skylight wire 8 is fixed on the wire clamp 2 on the left side, the automobile skylight wire 8 passes through the friction force measuring sleeve 5 and then passes through the other wire clamp 2, the other end of the automobile skylight wire 8 is connected with the guide rope tension weight 6, the guide rope tension weight 6 is suspended on the right side of the workbench 1, and the guide rope tension weight 6 stretches the automobile skylight wire 8 to a certain extent to form preset tension so as to simulate the actual use scene of the automobile skylight wire 8. The other end of the sunroof wire 8 having the preset tension is fixed by the wire clamp 2 on the right side. After the wire clamps 2 clamp the automobile sunroof wires 8 respectively, the transverse moving mechanism 3 is driven to transversely move left and right, and then the friction force measuring sleeve 5 fixed with the friction force measuring sensor 4 is driven to transversely slide outside the automobile sunroof wires 8, the friction force measuring sleeve 5 and the automobile sunroof wires 8 generate friction force, and the friction force measuring sensor 4 measures the force.

In one embodiment, the table 1 is a marble table.

In one embodiment, referring to fig. 3 and 4, the wire clamp 2 includes a clamp seat 21, a press block 22, a link mechanism 23, and a press bolt 24.

The clamp seat 21 is detachably arranged on the workbench 1. The pressing block 22 is located above the clamp seat 21 and is provided with a containing channel 25 for containing the automobile sunroof wire 8 between the pressing block and the clamp seat 21. The link mechanism 23 is arranged on the clamp seat 21, the end part of the link mechanism 23 is provided with a pressing bolt 24, the pressing bolt 24 is driven by the link mechanism 23 to be close to or far away from the upper part of the pressing block 22, when the pressing bolt 24 is positioned above the pressing block 22, the pressing block 22 can be locked on the clamp seat 21 by screwing the pressing bolt 24, and at the moment, if the automobile sunroof wire 8 is positioned in the accommodating channel 25, the automobile sunroof wire 8 can be locked together.

In one embodiment, referring to fig. 5 to 7, the link mechanism 23 includes a link support 231, a first link 232, a second link 233, and an adapter lever 234.

The link holder 231 is detachably provided on the holder base 21. One end of the first link 232 is rotatably coupled to the link holder 231, and the other end of the first link 232 has a link handle 235. One end of the second link 233 is rotatably coupled to the link holder 231, and the other end of the second link 233 is provided with a pressing bolt 24. One end of the switching lever 234 is rotatably connected to the middle of the first link 232, and the other end of the switching lever 234 is rotatably connected to the middle of the second link 233. When the pressing bolt 24 is located above the pressing block 22, the pressing bolt 24 has a vertical axial direction, the first link 232 has a vertical length direction, and the second link 233 has a horizontal length direction.

As shown in fig. 5, when the link handle 235 is moved in the arrow direction, the first link 232 drives the second link 233 to move upward via the switching lever 234, and the pressing bolt 24 is away from the pressing block 22. When the link handle 235 is moved in the opposite direction of the arrow, the first link 232 drives the second link 233 to move downward through the switching lever 234, and the pressing bolt 24 approaches the pressing block 22. The bottom of the pressing bolt 24 can be tightly abutted against the top surface of the pressing block 22 by rotating the pressing bolt 24, so that the fixing effect of the automobile sunroof wire 8 is realized.

In an embodiment, the top surface of the pressing block 22 may be provided with a receiving groove, so that when the pressing bolt 24 presses downward, the bottom of the pressing bolt 24 is inserted into the receiving groove, thereby further securing the fixing function of the sunroof wire 8.

In an embodiment, referring to fig. 5 and 7, a limiting block 236 is disposed on the link support 231, and the limiting block 236 is located at a side of a connection between the first link 232 and the link support 231. The stopper 236 is provided for restricting the extent to which the link handle 235 moves in the arrow direction. The second link 233 is prevented from overturning.

In an embodiment, referring to fig. 8, a first half groove 211 is formed on the upper surface of the clamp seat 21 along the left-right direction, and the left-right sides of the first half groove 211 are communicated with the left-right end surfaces of the clamp seat 21, that is, the upper side and the left-right direction of the first half groove 211 are both open structures.

Referring to fig. 9, the bottom surface of the pressing block 22 is provided with a semicircular-like second half groove 221 in the left-right direction, and the lower side and the left-right direction of the second half groove 221 are both open structures.

Referring to fig. 10 and 11, the second half groove 221 is disposed opposite to the first half groove 211 to form the receiving passage 25.

In an embodiment, referring to fig. 8, the front and rear inner walls of the first half groove 211 are further provided with a supporting groove 212 along the left and right direction, and the left and right sides of the supporting groove 212 are communicated with the left and right end surfaces of the fixture seat 21, that is, the upper side and the left and right direction of the supporting groove 212 are in an open structure.

Referring to fig. 9, the bottom surface of the pressing block 22 is provided with a protrusion 222 protruding downward in the left-right direction, and the bottom surface of the protrusion 222 is provided with a second half groove 221. The boss 222 is preferably provided in the middle of the bottom surface of the press block 22.

Referring to fig. 10 and 11, the bump 222 is located above the support groove 212, and a bottom surface of the bump 222 may abut against the support groove 212.

In one embodiment, referring to fig. 1, 2 and 14, the traversing mechanism 3 includes a servo motor 31, a screw 32, a screw nut and a connecting plate 33.

The axial direction of the motor shaft of the servo motor 31 is the left-right direction, and the servo motor 31 is mounted on the table 1. The length direction of the screw rod 32 is the left-right direction, two ends of the screw rod 32 are arranged on the workbench 1 through bearings and bearing blocks, the right end of the screw rod 32 is connected with a motor shaft of the servo motor 31, and the screw rod 32 is driven to rotate by the servo motor 31. The screw nut is rotatably connected to the screw rod 32, and as a moving end of the traversing mechanism 3, the screw nut traverses left and right when the servo motor 31 rotates with the screw rod 32, and the screw nut is connected to one end of the friction force measuring sensor 4 through the connecting plate 33.

In an embodiment, the connection plate 33 and the friction force measuring sensor 4 may be connected by a plurality of adapter plates according to the position requirement. For example, as shown in fig. 14, the connection plate 33 connects one end of the friction force measuring sensor 4 through an L-shaped adapter plate and a straight adapter plate.

In one embodiment, the servo motor 31 is a loose 400W servo motor.

In an embodiment, referring to fig. 1, 2 and 14, the traversing mechanism 3 further includes two left and right guide rails 34 and a plurality of left and right sliders 35.

The length direction of the two left and right guide rails 34 is the left and right direction, and the two left and right guide rails 34 are respectively provided on the front and rear sides of the screw 32. At least one of the left and right sliders 35 is provided at the front bottom of the connection plate 33, at least one other of the left and right sliders 35 is provided at the rear bottom of the connection plate 33, and the left and right sliders 35 are slidably connected to the left and right rails 34 on the same side, that is, the front left and right sliders 35 are slidably connected to the front left and right rails 34, and the rear left and right sliders 35 are slidably connected to the rear left and right rails 34.

As shown in fig. 14, two left and right sliders 35 are provided at the bottoms of the front and rear sides of the connection plate 33, respectively. The two left and right sliders 35 on the same side are arranged side by side in the left-right direction.

In one embodiment, the friction measuring sensor 4 is a sensor or a single point load cell.

In an embodiment, the other end of the friction force measuring sensor 4 may be connected to the friction force measuring sleeve 5 by an adapter plate.

In an embodiment, referring to fig. 12 and 13, the middle part of the friction measuring sleeve 5 is a sleeve through hole 51 with the length direction being the left-right direction, and the inner walls of the left-right ends of the sleeve through hole 51 are bell mouths 52.

The inner diameter of the sleeve through hole 51 may be determined according to the outer diameter of the sunroof wire 8, so that the friction force measurement sleeve 5 can meet the specification of detecting the friction force of the sunroof wire 8 when moving left and right outside the sunroof wire 8.

In one embodiment, referring to fig. 12 and 13, the friction measuring sleeve 5 is externally provided with a connection ring 53 so as to be connected with the other end of the friction measuring sensor 4 through the connection ring 53.

In one embodiment, the guide rope tension weight 6 is a 100N weight.

In an embodiment, referring to fig. 1, 2 and 15, the present utility model further includes a support base 71 and a support wheel 72. The supporting seat 71 is detachably mounted on the workbench 1, and the supporting seat 71 is positioned on the left side of the left wire clamp 2 or the right side of the right wire clamp 2. The supporting wheel 72 is arranged on the supporting seat 71, and the supporting wheel 72 can support the automobile sunroof wire 8.

In use, as shown in fig. 1 and 2, the support seat 71 and the guide wire tension weight 6 are located on the same side, e.g. the right side, of the table 1. When the automobile skylight wire 8 is used, the other end of the automobile skylight wire 8 is fixed by the wire clamp 2 on the right side, the end is stretched by the guide rope tension weight 6, and the automobile skylight wire 8 between the wire clamp 2 on the right side and the guide rope tension weight 6 is supported by the supporting wheel 7.

While the preferred embodiments of the present utility model have been described in detail, it will be appreciated that those skilled in the art, upon reading the above teachings, may make various changes and modifications to the utility model. Such equivalents are also intended to fall within the scope of the utility model as defined by the following claims.

Claims

1. The utility model provides an automobile skylight wire friction test machine, includes the frame, be provided with the workstation in the frame, its characterized in that still includes:

2. The sunroof wire friction tester according to claim 1, wherein the wire clamp comprises:

The clamp seat is detachably arranged on the workbench;

3. The sunroof wire friction tester according to claim 2, wherein the link mechanism comprises:

The connecting rod support is detachably arranged on the clamp seat;

4. The sunroof wire friction testing machine according to claim 3, wherein a limiting block is arranged on the connecting rod support, and the limiting block is located on the side edge of the joint of the first connecting rod and the connecting rod support.

5. The automobile sunroof wire friction testing machine according to claim 2, wherein the upper surface of the clamp seat is provided with a semicircular-like first half groove along the left-right direction;

6. The automobile sunroof wire friction testing machine according to claim 5, wherein the front and rear inner walls of the first half groove are further provided with supporting grooves along the left-right direction;

7. The sunroof wire friction tester according to claim 1, wherein the traversing mechanism comprises:

The screw rod nut is rotationally connected to the screw rod, is used as the moving end, and transversely moves left and right when the screw rod is driven by the servo motor to rotate, and is connected with one end of the friction force measuring sensor through a connecting plate;

8. The automobile sunroof wire friction testing machine according to claim 1, wherein the friction force measuring sensor is a sensor or a single-point weighing sensor;

The guide rope tension weight adopts a weight of 100N.

9. The automobile sunroof wire friction testing machine according to claim 1, wherein the middle part of the friction force measuring sleeve is a sleeve through hole with a length direction being a left-right direction, and inner walls at left and right ends of the sleeve through hole are in a horn mouth shape.

10. The sunroof wire friction tester according to any one of claims 1 to 9, further comprising: