CN211955003U

CN211955003U - Intensity detection device for door hinge of drum washing machine

Info

Publication number: CN211955003U
Application number: CN202020468298.XU
Authority: CN
Inventors: 单克为
Original assignee: Sanjin Optoelectronic Suzhou Co ltd
Current assignee: Sanjin Optoelectronic Suzhou Co ltd
Priority date: 2020-04-02
Filing date: 2020-04-02
Publication date: 2020-11-17
Anticipated expiration: 2030-04-02

Abstract

The utility model discloses a drum type washing machine is intensity detection device for hinge, including base, fixed plate, fixed column, sliding opening, slip post, connecting block, transfer line, mounting, threaded rod, commentaries on classics handle, internal thread pipe, movable block, limiting plate, branch, roof, quick-witted case, electric putter, pressure sensor, briquetting, clamp plate and correlation formula laser sensor. The utility model can effectively drive the sliding column to move downwards by rotating the threaded rod to drive the two limiting plates to move, thereby clamping the hinge, and the hinge can be suitable for hinges with different thicknesses because the positions between the two fixing columns and the sliding column are adjustable, thereby preventing the defect that the hinge can not be fixed due to the unmatched thicknesses; the electric push rod that sets up drives the clamp plate and moves down to cooperation pressure sensor and correlation formula laser sensor, can effectual detection under certain pressure, whether deformation takes place for the hinge, thereby judges whether the mechanical strength of hinge accords with the standard.

Description

Intensity detection device for door hinge of drum washing machine

Technical Field

The utility model relates to a detection device specifically is a drum type washing machine intensity detection device for hinge belongs to hinge check out test set technical field.

Background

The door hinge of the drum-type washing machine is an important component for linking the washing machine main body and the washing machine door, and has the effects of safely and stably opening and closing the washing machine door, the production process of the hinge of the drum-type washing machine is generally manufactured in an injection molding mode, the hinge is detected after later demolding, and the hinge leaves the factory after being detected to be qualified.

When the traditional hinge detection device for the drum washing machine detects the hinge, clamps of different types need to be replaced aiming at the hinges of different types so as to fix the hinge conveniently, which is troublesome; and, because the hinge also needs to have certain bearing capacity and need have certain intensity, and most of check out test set generally only detect the frictional force of hinge, can not satisfy the demand. Therefore, a strength detection device for a door hinge of a drum washing machine is provided to solve the above problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a drum type washing machine intensity detection device for hinge just in order to solve above-mentioned problem.

The utility model realizes the purpose through the following technical proposal, and the strength detection device for the door hinge of the drum washing machine comprises a clamping mechanism and a detection mechanism;

the clamping mechanism comprises a base, a fixed plate, a fixed column, a sliding opening and a sliding column, wherein the fixed plate is fixedly connected to one side of the top of the base, the sliding opening is formed in the surface of the fixed plate, the sliding column is slidably sleeved inside the sliding opening, a connecting block is fixedly connected to one end of the sliding column, a transmission rod is fixedly connected to one side of the connecting block, two identical fixing pieces are symmetrically and fixedly connected to one side of the fixed plate close to the connecting block, threaded rods are rotatably sleeved inside the two fixing pieces, an internal threaded pipe is in threaded connection with the threaded rod at a position between the two fixing pieces, a moving block is fixedly connected to one end of the internal threaded pipe, and two identical limiting plates are symmetrically and fixedly connected;

the detection mechanism includes branch, roof, quick-witted case, electric putter and pressure sensor, the top one end rigid coupling of base has branch, the top rigid coupling of branch has the roof, the bottom rigid coupling of roof has quick-witted case, the inside rigid coupling of machine case has electric putter, electric putter's bottom rigid coupling has pressure sensor, pressure sensor's sense end rigid coupling has the briquetting, the bottom of briquetting is rotated and is connected with the clamp plate, the fixed plate has correlation formula laser sensor's transmitting terminal in the one side rigid coupling of keeping away from the connecting block, one side rigid coupling of branch has correlation formula laser sensor's receiving terminal.

Preferably, the fixed plate is symmetrically and fixedly connected with two same fixed columns at one side far away from the connecting block, and the two fixed columns are located below the sliding opening.

Preferably, the bottom end of the transmission rod is located between the two limit plates.

Preferably, a rotating handle is fixedly connected to the tail end of the threaded rod.

Preferably, the central axes of the transmitting end and the receiving end of the correlation laser sensor in the horizontal direction are located on the same straight line.

Preferably, the included angle between the sliding opening and the horizontal line is thirty degrees to forty-five degrees.

The utility model has the advantages that:

1. the utility model can effectively drive the sliding column to move downwards by rotating the threaded rod to drive the two limiting plates to move, thereby clamping the hinge, and the hinge can be suitable for hinges with different thicknesses because the positions between the two fixing columns and the sliding column are adjustable, thereby preventing the defect that the hinge can not be fixed due to the unmatched thicknesses;

2. the electric push rod that sets up drives the clamp plate and moves down to cooperation pressure sensor and correlation formula laser sensor, can effectual detection under certain pressure, whether deformation takes place for the hinge, thereby judges whether the mechanical strength of hinge accords with the standard.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be 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 invention, and for those skilled in the art, other drawings can be obtained according to the drawings without inventive exercise.

FIG. 1 is a schematic front view of the present invention;

fig. 2 is a schematic rear view of the present invention;

FIG. 3 is a left side view of the structure of the present invention;

fig. 4 is a schematic view of the top view structure of the present invention.

In the figure: 1. the device comprises a base, 2, a fixing plate, 3, a fixing column, 4, a sliding opening, 5, a sliding column, 6, a connecting block, 7, a transmission rod, 8, a fixing piece, 9, a threaded rod, 10, a rotating handle, 11, an internal threaded pipe, 12, a moving block, 13, a limiting plate, 14, a supporting rod, 15, a top plate, 16, a case, 17, an electric push rod, 18, a pressure sensor, 19, a pressing block, 20, a pressing plate, 21 and a correlation type laser sensor.

Detailed Description

In order to make the objects, features and advantages of the present invention more obvious and understandable, the drawings in the embodiments of the present invention are combined below to clearly and completely describe the technical solutions in the embodiments of the present invention, and obviously, the embodiments described below are only some embodiments of the present invention, but not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

The technical solution of the present invention is further explained by the following embodiments with reference to the accompanying drawings.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Referring to fig. 1-4, a strength detecting device for a door hinge of a drum washing machine includes a clamping mechanism and a detecting mechanism;

the clamping mechanism comprises a base 1, a fixed plate 2, a fixed column 3, a sliding opening 4 and a sliding column 5, wherein the fixed plate 2 is fixedly connected to one side of the top of the base 1, the sliding opening 4 is formed in the surface of the fixed plate 2 and is convenient for guiding the sliding column 5 to move, the sliding column 5 is slidably sleeved inside the sliding opening 4 and is convenient for clamping, a connecting block 6 is fixedly connected to one end of the sliding column 5, a transmission rod 7 is fixedly connected to one side of the connecting block 6, two identical fixing pieces 8 are symmetrically and fixedly connected to one side of the fixed plate 2 close to the connecting block 6, a threaded rod 9 is rotatably sleeved inside the two fixing pieces 8 and is convenient for transmission, an internal threaded pipe 11 is in threaded connection with the position of the threaded rod 9 between the two fixing pieces 8, a moving block 12 is fixedly connected to one end of the internal threaded pipe 11 and is convenient for transmission, two, the transmission is convenient;

detection mechanism includes branch 14, roof 15, quick-witted case 16, electric putter 17 and pressure sensor 18, the top one end rigid coupling of base 1 has branch 14, the top rigid coupling of branch 14 has roof 15, the bottom rigid coupling of roof 15 has quick-witted case 16, the inside rigid coupling of machine case 16 has electric putter 17, is convenient for provide pressure, electric putter 17's bottom rigid coupling has pressure sensor 18, is convenient for measure pressure, pressure sensor 18's sense terminal rigid coupling has briquetting 19, briquetting 19's bottom is rotated and is connected with clamp plate 20, the extrusion hinge of being convenient for, fixed plate 2 has the transmitting end of correlation formula laser sensor 21 in the one side rigid coupling of keeping away from connecting block 6, one side rigid coupling of branch 14 has correlation formula laser sensor 21's receiving terminal, is convenient for detect the hinge and whether takes place deformation.

Two identical fixed columns 3 are symmetrically and fixedly connected to one side, far away from the connecting block 6, of the fixed plate 2, and the two fixed columns 3 are located below the sliding opening 4, so that hinges can be fixed conveniently; the bottom end of the transmission rod 7 is positioned between the two limiting plates 13, so that transmission is facilitated; the tail end of the threaded rod 9 is fixedly connected with a rotating handle 10, so that the control is convenient; the central axes of the transmitting end and the receiving end of the correlation laser sensor 21 in the horizontal direction are positioned on the same straight line, so that the detection is convenient; the included angle between the sliding opening 4 and the horizontal line is thirty degrees to forty-five degrees, so that the hinge is convenient to fix.

When the utility model is used, the electric components in the application are externally connected with a power supply and a control switch when in use, the correlation type laser sensor 21, the electric push rod 17 and the pressure sensor 18 are all connected with a microcomputer, one end of the hinge to be detected is placed at the tops of the two fixed columns 3, then the threaded rod 9 is rotated, along with the rotation of the threaded rod 9, the internal thread tube 11 moves to one side close to the supporting rod 14, the internal thread tube 11 drives the moving block 12 to move, the moving block 12 drives the two limiting plates 13 to move, the two limiting plates 13 drive the transmission rod 7 to move, the transmission rod 7 indirectly drives the sliding column 5 to move, the sliding column 5 moves downwards under the limiting action of the sliding port 4 while moving horizontally, finally the sliding column 5 is matched with the two fixed columns 3 to clamp the hinge, because the position of the sliding column 5 is adjustable, the hinge with different thicknesses and shapes can be satisfied, after the hinge is clamped, the electric push rod 17 is started, the opposite laser sensor 21 is started, the electric push rod 17 drives the press plate 20 to move downwards and contact with the hinge, along with the continuous downward movement of the electric push rod 17, the pressure borne by the pressure sensor 18 is transmitted to the microcomputer, when the pressure borne by the pressure sensor 18 reaches a set value, the microcomputer controls the electric push rod 17 to stop working, at the moment, if the opposite laser sensor 21 does not detect data, the hinge is qualified, and if the opposite laser sensor 21 detects data, the hinge is deformed under the pressure, and the hinge is unqualified in strength.

It is well within the skill of those in the art to implement, without undue experimentation, the present invention does not relate to software and process improvements, as related to circuits and electronic components and modules.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.

Claims

1. The utility model provides a drum type washing machine is intensity detection device for door hinge which characterized in that: comprises a clamping mechanism and a detection mechanism;

the clamping mechanism comprises a base (1), a fixed plate (2), a fixed column (3), a sliding opening (4) and a sliding column (5), wherein the fixed plate (2) is fixedly connected to one side of the top of the base (1), the sliding opening (4) is formed in the surface of the fixed plate (2), the sliding column (5) is sleeved in the sliding opening (4) in a sliding mode, a connecting block (6) is fixedly connected to one end of the sliding column (5), a transmission rod (7) is fixedly connected to one side of the connecting block (6), two identical fixing pieces (8) are symmetrically and fixedly connected to one side, close to the connecting block (6), of the fixed plate (2), a threaded rod (9) is rotatably sleeved in the two fixing pieces (8), an internal threaded pipe (11) is in threaded connection with the threaded rod (9) between the two fixing pieces (8), and a moving block (12) is fixedly connected to one end of the, two identical limiting plates (13) are symmetrically and fixedly connected to one side of the moving block (12);

the detection mechanism comprises a support rod (14), a top plate (15), a case (16), an electric push rod (17) and a pressure sensor (18), a supporting rod (14) is fixedly connected with one end of the top of the base (1), a top plate (15) is fixedly connected with the top end of the supporting rod (14), the bottom of the top plate (15) is fixedly connected with a case (16), the interior of the case (16) is fixedly connected with an electric push rod (17), the bottom of the electric push rod (17) is fixedly connected with a pressure sensor (18), the detection end of the pressure sensor (18) is fixedly connected with a pressing block (19), the bottom of the pressing block (19) is rotatably connected with a pressing plate (20), one side of the fixing plate (2) far away from the connecting block (6) is fixedly connected with an emitting end of a correlation laser sensor (21), one side of the supporting rod (14) is fixedly connected with a receiving end of a correlation type laser sensor (21).

2. The strength detection device for the door hinge of the drum-type washing machine according to claim 1, characterized in that: the fixed plate (2) is symmetrically and fixedly connected with two identical fixed columns (3) at one side far away from the connecting block (6), and the two fixed columns (3) are located below the sliding opening (4).

3. The strength detection device for the door hinge of the drum-type washing machine according to claim 1, characterized in that: the bottom end of the transmission rod (7) is located between the two limiting plates (13).

4. The strength detection device for the door hinge of the drum-type washing machine according to claim 1, characterized in that: the tail end of the threaded rod (9) is fixedly connected with a rotating handle (10).

5. The strength detection device for the door hinge of the drum-type washing machine according to claim 1, characterized in that: the central axes of the transmitting end and the receiving end of the correlation laser sensor (21) in the horizontal direction are positioned on the same straight line.

6. The strength detection device for the door hinge of the drum-type washing machine according to claim 1, characterized in that: the included angle between the sliding opening (4) and the horizontal line is thirty degrees to forty-five degrees.