CN117147124A - Household appliance safety detection method - Google Patents
Household appliance safety detection method Download PDFInfo
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- CN117147124A CN117147124A CN202311121619.3A CN202311121619A CN117147124A CN 117147124 A CN117147124 A CN 117147124A CN 202311121619 A CN202311121619 A CN 202311121619A CN 117147124 A CN117147124 A CN 117147124A
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- 238000001514 detection method Methods 0.000 title claims abstract description 117
- 230000007246 mechanism Effects 0.000 claims abstract description 22
- 230000005540 biological transmission Effects 0.000 claims abstract description 20
- 238000000034 method Methods 0.000 claims abstract description 13
- 230000000149 penetrating effect Effects 0.000 claims description 12
- 238000004519 manufacturing process Methods 0.000 claims description 6
- 238000003756 stirring Methods 0.000 claims description 5
- 238000004806 packaging method and process Methods 0.000 claims description 3
- 230000008569 process Effects 0.000 abstract description 8
- 230000008859 change Effects 0.000 abstract description 3
- 238000012360 testing method Methods 0.000 description 5
- 230000009471 action Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000001360 synchronised effect Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
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- 238000004088 simulation Methods 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M13/00—Testing of machine parts
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B11/00—Work holders not covered by any preceding group in the subclass, e.g. magnetic work holders, vacuum work holders
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/02—Details
- G01N3/04—Chucks
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/40—Investigating hardness or rebound hardness
- G01N3/52—Investigating hardness or rebound hardness by measuring extent of rebound of a striking body
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Abstract
The invention discloses a household appliance safety detection method, which comprises a detection table, wherein a fixing plate is fixedly arranged on the left side of the top of the detection table, and an extension plate is arranged on the front side of the fixing plate. According to the household appliance safety detection method, the detection fixing mechanism is arranged, the front clamping plate and the rear clamping plate are driven by the first pneumatic piece to realize relative movement operation under the rotation of the inclined rotating rod and the vertical rod, clamping of the product cabinet body is completed, meanwhile, the detection plate is synchronously moved by matching with the meshing assembly and the transmission assembly in the moving process, so that the change of detection distance according to household appliance products with different sizes is realized, the cabinet door can be contacted with the pressure sensor on the detection plate when rotating, the detection efficiency is improved while stability is completed, and the integrated operation of product clamping, distance adjustment and detection is realized.
Description
Technical Field
The invention relates to the technical field of safety detection, in particular to a household appliance safety detection method.
Background
The mechanical security performance test is to detect the safety performance of the household electrical appliance electronic product matched with the mechanical parts in the normal use process, the test content comprises the factors of the operation such as opening and closing, buckling, rotation, stretching and the like of the product, the sensitivity, the service life and the like, and the test aims to ensure the stable work of the parts and the mechanism of the product and ensure the safety of the normal operation of the product of a user. The testing method comprises the force testing of shearing, pulling, bending, extruding and the like.
When the existing household appliance is used for safety detection, especially when the existing household appliance is used for products with cabinet doors, in the use process of the existing product with cabinet doors, collision with external objects is caused when the opening angle of the cabinet doors is too large when people open, loss of the household appliance is caused, the opening angle is too small, the product in the household appliance is inconvenient to take out, the cabinet doors can rebound after reaching a certain angle when the opening angle is too large, collision is caused to the people when the cabinet doors rebound, and a buffer piece is arranged in the opening process to buffer the opening force of the household appliance at present, but whether the set product can meet the opening and closing safety cannot be known, so that the opening and closing safety detection operation of each product is needed.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides a household appliance safety detection method, which solves the problems that when the existing household appliance is used for safety detection, especially relates to the existing product with a cabinet door, when the existing household appliance is used for the product with the cabinet door, the door is opened by a large force to cause collision with an external object, the loss of the household appliance is caused, the opening angle is too small to facilitate the taking out of the product in the household appliance, and when the door is forced to be large, rebound occurs after the cabinet door reaches a certain angle, and the collision is caused to the person when the rebound occurs, but whether the set product can meet the opening and closing safety or not cannot be known.
In order to achieve the above purpose, the invention is realized by the following technical scheme: the household appliance safety detection method specifically comprises the following steps:
step one, after finishing the manufacture of the product, transporting and realizing subsequent detection operation;
secondly, placing the household appliance on detection equipment, and realizing the opening and closing operation of the cabinet door by applying force to detect the safety of the household appliance in use;
packaging the products which are detected to meet the requirements, and returning the products which are detected to be not met with the requirements to a manufacturing procedure for checking and remanufacturing;
the detection equipment comprises a detection table, a fixing plate is fixedly arranged on the left side of the top of the detection table, an extension plate is arranged on the front side of the fixing plate, a detection toggle mechanism is arranged on the extension plate to realize the opening operation of a cabinet door of a product, and a detection fixing mechanism is arranged on the surface of the fixing plate and used for fixing the product and detecting the rebound force of the cabinet door;
the detection fixing mechanism comprises a front clamping plate and a rear clamping plate which are symmetrical, wherein the left sides of the front clamping plate and the rear clamping plate are respectively extended to the inside of the fixing plate through rotating rods, inclined rotating rods are rotatably installed at the inner sides of the fixing plates through rotating rods, the extending ends of the inclined rotating rods are respectively connected with vertical rods through rotating pins, a central shaft is fixedly installed at the center of the surface of each vertical rod, one end of each central shaft rotates on the inner wall of the fixing plate, a front supporting plate and a rear supporting plate are respectively installed at the bottoms of the front clamping plate and the rear clamping plate, the front supporting plate is moved in the front-rear side direction through a first pneumatic piece, the surface of the rear supporting plate is enabled to rotate at the bottom of an inner cavity of the detection table through a meshing assembly, the surface of each vertical rotating shaft is enabled to move in the left-right side through a transmission assembly, an elastic assembly is arranged at the lower side of the detection plate, and the upper side of the detection plate surface is provided with a rebound detection piece for detecting cabinet door rebound force.
Preferably, the first pneumatic piece comprises a first cylinder arranged on the inner wall of the detection table, a first piston rod is connected inside the first cylinder in a sliding mode, and the extending end of the first piston rod is fixed with the front side of the front clamping plate.
Preferably, the meshing assembly comprises a transmission rack fixedly arranged on the side surface of the rear support plate, a transmission gear is fixedly arranged on the surface of the vertical rotating shaft, and the transmission rack moves to mesh with the transmission gear and drives the transmission gear to rotate.
Preferably, the transmission assembly comprises a rotating wheel for fixing the top end of the vertical rotating shaft, a pulling rope is fixedly inlaid at a wire slot on the surface of the rotating wheel, and one end of the pulling rope is fixed with the side face of a moving plate arranged at the bottom of the detection plate.
Preferably, the elastic component includes two through rods, and two one ends of running through the rod are all fixed with the inner wall of detecting the platform, run through the rod and run through the movable plate and can slide relatively the movable plate, the extension end of running through the rod is fixed with the baffle, the surface cover of running through the rod is equipped with and supports and move the spring, and supports and move the both ends of spring and baffle and movable plate's opposite side is fixed.
Preferably, the rebound detection piece comprises a rubber block, a pressure sensor is arranged at the rear side of the rubber block, a rebound groove is formed in the surface of the detection plate, the rubber block slides in the rebound groove, and return springs are symmetrically arranged between the rebound groove and the opposite sides of the rubber block.
Preferably, the detection toggle mechanism comprises a transverse plate fixedly installed on the rear side of the extension plate, the bottom of the transverse plate is rotationally connected with a swinging rod through a supporting rotating shaft, the front end of the swinging rod is provided with an extension assembly to toggle the cabinet door, and the surface of the swinging rod is rotationally operated by taking the supporting rotating shaft as the center through a second pneumatic piece.
Preferably, the extension assembly comprises a poking block, a sliding groove is formed in the extension end of the swinging rod, the poking block slides in the sliding groove through the sliding assembly, and an extension spring is arranged between the poking block and the opposite side of the sliding groove.
Preferably, the sliding assembly comprises a protruding block fixedly arranged on the surface of the poking block, the inner surface of the sliding groove is provided with a groove, and the protruding block slides in the groove.
Preferably, the second pneumatic piece comprises a second cylinder installed on the extension plate, a second piston rod is slidably connected in the second cylinder, a convex column is rotatably installed at the extension end of the second piston rod, a through groove is formed in the surface of the swing rod, and the convex column slides in the through groove.
Advantageous effects
The invention provides a home appliance safety detection method. Compared with the prior art, the method has the following beneficial effects:
(1) According to the household appliance safety detection method, the detection fixing mechanism is arranged, the front clamping plate and the rear clamping plate are driven by the first pneumatic piece to realize relative movement operation under the rotation of the inclined rotating rod and the vertical rod, the clamping of the product cabinet body is completed, meanwhile, the detection plate is synchronously moved by matching with the meshing assembly and the transmission assembly in the moving process, the change of the detection distance according to household appliance products with different sizes is realized, the cabinet door can be contacted with the pressure sensor on the detection plate when rotating, the detection efficiency is improved while the stability is completed, and the integrated operation of product clamping, distance adjustment and detection is realized.
(2) According to the home appliance safety detection method, the rebound detection piece is arranged, the rubber block is abutted when the cabinet door rotates, the cabinet door is contacted with the pressure sensor when rebounded, the detected pressure value is compared with the rebound value of the database, whether the mechanical safety of a product is in accordance with the standard is judged, the quick detection effect of mechanical safety is fed back, and the cabinet door can synchronously reset after detection is finished, so that the next product can be processed conveniently.
(3) According to the household appliance safety detection method, the detection toggle mechanism is arranged, the swinging rod is driven by the second pneumatic piece to rotate by taking the supporting rotating shaft as the center, the toggle block is extended to the opening position of the cabinet door through the movement of the extension assembly, the cabinet door is opened after receiving larger force through ejection force, so that mechanical safety simulation operation is provided, the problem of potential safety hazard caused by personnel intervention is avoided, and the detection efficiency is improved through integrated detection operation.
Drawings
FIG. 1 is an external perspective view of the present invention;
FIG. 2 is a perspective sectional view of the fixing plate of the present invention;
FIG. 3 is an internal perspective view of the present invention;
FIG. 4 is a perspective view of the detection fixing mechanism of the present invention;
FIG. 5 is an enlarged view of a portion of the structure of FIG. 4A in accordance with the present invention;
FIG. 6 is a perspective exploded view of the rebound detecting member of the present invention;
FIG. 7 is a perspective view of a detection toggle mechanism of the present invention;
FIG. 8 is a partial perspective view of the structure of FIG. 7 in accordance with the present invention;
FIG. 9 is a perspective exploded view of the detection toggle mechanism of the present invention;
fig. 10 is an enlarged view of a partial structure at B in fig. 9 according to the present invention.
In the figure: 1-detecting table, 2-fixing plate, 3-extending plate, 4-detecting toggle mechanism, 41-transverse plate, 42-supporting rotating shaft, 43-swinging rod, 44-extending component, 44-1-toggle block, 44-2-sliding groove, 44-3-extending spring, 44-4-sliding component, 44-41-bump, 44-42-groove, 45-second pneumatic piece, 45-1-second cylinder, 45-2-second piston rod, 45-3-convex column, 45-4-penetrating groove, 5-detecting fixed mechanism, 51-front clamping plate, 52-rear clamping plate, 53-rotating rod, 54-first pneumatic piece, 54-1-first cylinder 54-2-first piston rod, 55-mesh assembly, 55-1-drive rack, 55-2-drive gear, 56-drive assembly, 56-1-rotating wheel, 56-2-pull cord, 56-3-moving plate, 57-elastic assembly, 57-1-penetrating rod, 57-2-resisting spring, 57-3-baffle, 58-rebound detector, 58-1-rubber block, 58-2-pressure sensor, 58-3-rebound groove, 58-4-return spring, 59-inclined rotating rod, 510-vertical rod, 511-central shaft, 512-front support plate, 513-rear support plate, 514-vertical rotating shaft, 515-test plate.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1 to 10, the present invention provides two technical schemes:
example 1
The household appliance safety detection method specifically comprises the following steps:
step one, after finishing the manufacture of the product, transporting and realizing subsequent detection operation;
secondly, placing the household appliance on detection equipment, and realizing the opening and closing operation of the cabinet door by applying force to detect the safety of the household appliance in use;
packaging the products which are detected to meet the requirements, and returning the products which are detected to be not met with the requirements to a manufacturing procedure for checking and remanufacturing;
the detection equipment of the second step comprises a detection table 1, a fixing plate 2 is fixedly arranged on the left side of the top of the detection table 1, an extension plate 3 is arranged on the front side of the fixing plate 2, a detection toggle mechanism 4 is arranged on the extension plate 3 to realize the opening operation of a cabinet door of a product, and a detection fixing mechanism 5 is arranged on the surface of the fixing plate 2 and used for fixing the product and detecting the rebound force of the cabinet door;
the detection fixing mechanism 5 comprises a front clamping plate 51 and a rear clamping plate 52 which are symmetrical, wherein the left sides of the front clamping plate 51 and the rear clamping plate 52 are respectively extended to the inside of the fixing plate 2 through a rotating rod 53, an inclined rotating rod 59 is rotatably arranged in the inclined rotating rod 59, a through groove on the front and rear sides is formed in the right side of the fixing plate 2, so that the rotating rod 53 penetrates through the through groove and slides relative to the through groove, the extending end of the inclined rotating rod 59 is rotatably connected with a vertical rod 510 through a rotating pin, a central shaft 511 is fixedly arranged at the center of the surface of the vertical rod 510, one end of the central shaft 511 rotates on the inner wall of the fixing plate 2, a front supporting plate 512 and a rear supporting plate 513 are respectively arranged at the bottoms of the front clamping plate 51 and the rear clamping plate 52, through grooves in the front and rear directions are formed in the top of the detection table 1, the front and rear supporting plate 512 and the rear supporting plate 513 are conveniently moved in the front and rear directions, the front side of the front supporting plate 512 is enabled to move in the front and rear directions through a first air piece 54, the surface of the supporting plate 513 is enabled to rotate at the bottom of an inner cavity of the detection table 1 through an engagement assembly 55, a vertical 514 is enabled to rotate on the bottom of the detection plate, and the elastic force component is enabled to move on the surface of the rotating shaft assembly to be arranged on the left side of the detection plate 515 through the rotating shaft assembly, and the elastic component is enabled to be arranged to be an elastic force component, and the detection cabinet door assembly is arranged on the upper surface of the detection assembly, and the detection device is arranged on the detection device, and the detection device is arranged.
Wherein, through being provided with detection fixed establishment 5, utilize the drive of first pneumatic piece 54 to make preceding splint 51 and back splint 52 realize relative removal operation under the rotation of inclined rotating rod 59 and vertical pole 510, and accomplish the centre gripping to the product cabinet body, simultaneously cooperate meshing subassembly 55 and drive assembly 56 to make pick-up plate 515 carry out synchronous movement operation at the in-process of removal, thereby realize carrying out the change of detection distance according to not unidimensional household electrical appliances, make the cabinet door rotate the time can contact with pressure sensor 58-2 on the pick-up plate 515, improve the efficiency of detection when accomplishing firm, realize the integrated operation of product centre gripping, distance adjustment and detection.
Referring to fig. 3-4, in the present embodiment, the first air member 54 includes a first air cylinder 54-1 mounted on an inner wall of the detection table 1, the first air cylinder 54-1 is in communication with an external air path, and an opening and closing operation is implemented by a person manipulating the control panel, the first air cylinder 54-1 is slidably connected with a first piston rod 54-2, and an extension end of the first piston rod 54-2 is fixed to a front side of the front clamping plate 51.
Referring to fig. 3-5, in the present embodiment, the engagement assembly 55 includes a driving rack 55-1 fixedly mounted on a side of the rear support 513, a driving gear 55-2 is fixedly mounted on a surface of the vertical rotating shaft 514, and the driving rack 55-1 moves to engage with the driving gear 55-2 and drives the driving gear 55-2 to rotate.
Referring to fig. 3-5, in the present embodiment, the transmission assembly 56 includes a rotating wheel 56-1 fixed at the top end of a vertical rotating shaft 514, a pulling rope 56-2 is embedded and fixed in a wire slot on the surface of the rotating wheel 56-1, and the pulling rope 56-2 has no elasticity, so that the detecting plate 515 is directly driven to move during pulling, and one end of the pulling rope 56-2 is fixed to a side surface of a moving plate 56-3 mounted at the bottom of the detecting plate 515.
Referring to fig. 3 and 6, in the present embodiment, the elastic component 57 includes two penetrating rods 57-1, one ends of the two penetrating rods 57-1 are fixed to the inner wall of the detection platform 1, the penetrating rods 57-1 penetrate through the moving plate 56-3 and can slide relative to the moving plate 56-3, the extending ends of the penetrating rods 57-1 are fixed with the baffle plate 57-3, the surface of the penetrating rods 57-1 is sleeved with the pushing spring 57-2, the elasticity of the pushing spring 57-2 is used for keeping the moving plate 56-3 at the right side without other external forces, and two ends of the pushing spring 57-2 are fixed to opposite sides of the baffle plate 57-3 and the moving plate 56-3.
Referring to fig. 6, in the present embodiment, the rebound detecting member 58 includes a rubber block 58-1, the front side of the rubber block 58-1 is an arc surface so as to be movable into the rebound groove 58-3 when contacting with a product, and the rear side of the rubber block 58-1 is planar for blocking the detection of the rebound force when the product cabinet door rebounds, the rear side of the rubber block 58-1 is provided with a pressure sensor 58-2, the surface of the detecting plate 515 is provided with the rebound groove 58-3, and the rubber block 58-1 slides inside the rebound groove 58-3, and a return spring 58-4 is symmetrically installed between the rebound groove 58-3 and the opposite sides of the rubber block 58-1, the return spring 58-4 being used to extend the rubber block 58-1 to the outside of the rebound groove 58-3 without being affected by other external forces.
Wherein, through being provided with the rebound detection piece 58, realize the supporting of rubber piece 58-1 and move when the cabinet door rotates, and the cabinet door is in contact with pressure sensor 58-2 when rebounding to compare the detection and obtain the pressure value with the database rebound numerical value that sets up, judge whether the mechanical safety who changes the product accords with the standard, with this quick detection effect of feedback mechanical safety, can synchronous reset after accomplishing the detection simultaneously, so that the processing of next product.
The pressure sensor 58-2 is in the existing MS5561C series, and converts the detected pressure signal into an easily measured electrical signal through a pressure sensitive element for output, displays the pressure value for a display instrument, compares the pressure value with a set database rebound value, and when the detected pressure value is smaller than or equal to the database rebound value, the cabinet door opening and closing operation of the product is safe, otherwise, the hidden danger problem exists in the cabinet door opening and closing operation of the product is indicated.
Example two
The difference compared to the first embodiment is that:
referring to fig. 7-10, in one embodiment, the detecting and toggling mechanism 4 includes a transverse plate 41 fixedly installed at the rear side of the extension plate 3, a swinging rod 43 is rotatably connected to the bottom of the transverse plate 41 through a supporting rotating shaft 42, an extension assembly 44 is disposed at the front end of the swinging rod 43 to toggle the cabinet door, and a second pneumatic member 45 is disposed on the surface of the swinging rod 43 to rotate around the supporting rotating shaft 42.
Referring to fig. 8-10, in this embodiment, the extension assembly 44 includes a toggle block 44-1, a left side surface of the toggle block 44-1 is an arc surface, a right side surface is a horizontal surface, and is used for extending to a cabinet door opening position to implement a cabinet door ejection opening operation, a sliding groove 44-2 is formed at an extension end of the swinging rod 43, the toggle block 44-1 slides in the sliding groove 44-2 through the sliding assembly 44-4, an extension spring 44-3 is mounted between opposite sides of the toggle block 44-1 and the sliding groove 44-2, and the extension spring 44-3 is used for extending the rubber block 58-1 to the outside of the sliding groove 44-2 without being affected by other external forces.
Wherein, through being provided with and detecting toggle mechanism 4, utilize the drive of second pneumatic piece 45 to make swinging arms 43 rotate with support pivot 42 as the center to make toggle piece 44-1 extend to cabinet door opening department through extending the removal of subassembly 44, give the cabinet door through catapulting force and open the operation after receiving great power, with this analog operation that provides mechanical safety, avoid personnel to intervene and produce the potential safety hazard problem, thereby realize that the detection operation of integration improves detection efficiency.
Referring to fig. 9-10, in the present embodiment, the sliding component 44-4 includes a protrusion 44-41 fixedly installed on the surface of the stirring block 44-1, the inner surface of the sliding groove 44-2 is provided with a groove 44-42, the protrusion 44-41 slides inside the groove 44-42, and the sliding of the protrusion 44-41 inside the groove 44-42 realizes that the stirring block 44-1 can only move along the sliding direction of the groove 44-42.
Referring to fig. 7-9, in the present embodiment, the second pneumatic member 45 includes a second air cylinder 45-1 mounted on the extension plate 3, the second air cylinder 45-1 is communicated with an external air path, and the opening and closing operation is implemented by operating the control panel by a person, and the second air cylinder 45-1 is slidably connected with a second piston rod 45-2, and the extension end of the second piston rod 45-2 is rotatably mounted with a protruding column 45-3, the surface of the swing rod 43 is provided with a through groove 45-4, and the protruding column 45-3 slides inside the through groove 45-4.
And all that is not described in detail in this specification is well known to those skilled in the art.
During operation, the household electrical appliance is placed on the detection table 1 and then pushed between the front clamping plate 51 and the rear clamping plate 52, at the moment, the first air cylinder 54-1 is started, the first air cylinder 54-1 is utilized to drive the first piston rod 54-2 to move, the first piston rod 54-2 drives the front clamping plate 51 and the front clamping plate 512 to synchronously move, the inclined rotating rod 59 is driven to rotate, the vertical rod 510 is driven to rotate by taking the central shaft 511 as the center, and therefore the front clamping plate 51 and the rear clamping plate 52 on the front clamping plate 512 and the rear clamping plate 513 relatively move, and the clamping operation on the side face of the cabinet body is completed;
meanwhile, in the process of moving the rear support plate 513, the transmission rack 55-1 is driven to move to be meshed with the transmission gear 55-2, the transmission gear 55-2 and the vertical rotating shaft 514 are driven to synchronously rotate, the vertical rotating shaft 514 rotates to drive the rotating wheel 56-1 to rotate, and the rotating wheel 56-1 rotates to enable the pulling rope 56-2 to pull the detection plate 515 to move to drive the rubber block 58-1 to move to the corresponding position;
then the second cylinder 45-1 is started, the second cylinder 45-1 is utilized to drive the second piston rod 45-2 to move, the convex column 45-3 slides through the groove 45-4 to enable the swinging rod 43 to rotate by taking the supporting rotating shaft 42 as the center, and accordingly the poking block 44-1 extends to the opening position of the cabinet door to realize ejection opening operation of the cabinet door;
immediately after the cabinet door passes through the rubber block 58-1 after rotating, the rubber block 58-1 extends to the outside of the rebound groove 58-3 under the elasticity of the return spring 58-4 after passing through the rubber block 58-1, the cabinet door reversely rotates through the rebound force after reaching the position until contacting with the pressure sensor 58-2 at the rear side of the rubber block 58-1, the pressure sensor converts the measured pressure signal into an easily-measured electric signal to output, the electric signal is displayed for the display instrument, the pressure value is compared with the rebound value of the database, and when the detected pressure value is smaller than or equal to the rebound value of the database, the cabinet door opening and closing operation of the product is safe, otherwise, the hidden trouble of the cabinet door opening and closing operation of the product is indicated.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (10)
1. A household electrical appliance safety detection method is characterized in that: the method specifically comprises the following steps:
step one, after finishing the manufacture of the product, transporting and realizing subsequent detection operation;
secondly, placing the household appliance on detection equipment, and realizing the opening and closing operation of the cabinet door by applying force to detect the safety of the household appliance in use;
packaging the products which are detected to meet the requirements, and returning the products which are detected to be not met with the requirements to a manufacturing procedure for checking and remanufacturing;
the detection equipment comprises a detection table (1), a fixing plate (2) is fixedly arranged on the left side of the top of the detection table (1), an extension plate (3) is arranged on the front side of the fixing plate (2), a detection toggle mechanism (4) is arranged on the extension plate (3) to realize the opening operation of a product cabinet door, and a detection fixing mechanism (5) is arranged on the surface of the fixing plate (2) and used for fixing a product and detecting the rebound force of the cabinet door;
the detection fixing mechanism (5) comprises a front clamping plate (51) and a rear clamping plate (52) which are symmetrical, the left sides of the front clamping plate (51) and the rear clamping plate (52) are extended to the inside of the fixed plate (2) through a rotating rod (53) and are rotatably provided with a tilting rod (59), the extending ends of the inclined rotating rods (59) are respectively connected with a vertical rod (510) through a rotating pin, a central shaft (511) is fixedly arranged at the center of the surface of the vertical rod (510), and one end of the central shaft (511) rotates on the inner wall of the fixed plate (2), front support plates (512) and rear support plates (513) are respectively arranged at the bottoms of the front clamping plate (51) and the rear clamping plate (52), the front side of the front support plate (512) moves in the front-back side direction through a first pneumatic piece (54), the surface of the rear support plate (513) enables a vertical rotating shaft (514) to rotate at the bottom of an inner cavity of the detection table (1) through a meshing assembly (55), and the surface of the vertical rotating shaft (514) enables the detection plate (515) to move left and right through the transmission component (56), and the lower side of the detection plate (515) is provided with an elastic component (57) for resetting the initial state, a rebound detection piece (58) is arranged on the upper side of the surface of the detection plate (515) to detect the rebound force of the cabinet door.
2. The home appliance security detection method according to claim 1, wherein: the first pneumatic piece (54) comprises a first air cylinder (54-1) arranged on the inner wall of the detection table (1), a first piston rod (54-2) is connected inside the first air cylinder (54-1) in a sliding mode, and the extending end of the first piston rod (54-2) is fixed with the front side of the front clamping plate (51).
3. The home appliance security detection method according to claim 1, wherein: the meshing assembly (55) comprises a transmission rack (55-1) fixedly arranged on the side face of the rear support plate (513), a transmission gear (55-2) is fixedly arranged on the surface of the vertical rotating shaft (514), and the transmission rack (55-1) moves to be meshed with the transmission gear (55-2) and drives the transmission gear (55-2) to rotate.
4. The home appliance security detection method according to claim 1, wherein: the transmission assembly (56) comprises a rotating wheel (56-1) for fixing the top end of the vertical rotating shaft (514), a pulling rope (56-2) is embedded and fixed at a wire groove on the surface of the rotating wheel (56-1), and one end of the pulling rope (56-2) is fixed with the side face of a moving plate (56-3) arranged at the bottom of the detection plate (515).
5. The home appliance security detection method according to claim 4, wherein: the elastic component (57) comprises two penetrating rods (57-1), one ends of the two penetrating rods (57-1) are fixed with the inner wall of the detection table (1), the penetrating rods (57-1) penetrate through the movable plate (56-3) and can slide relative to the movable plate (56-3), the baffle (57-3) is fixed at the extending end of the penetrating rods (57-1), the surface of the penetrating rods (57-1) is sleeved with the supporting spring (57-2), and two ends of the supporting spring (57-2) are fixed with the opposite sides of the baffle (57-3) and the movable plate (56-3).
6. The home appliance security detection method according to claim 1, wherein: the rebound detection piece (58) comprises a rubber block (58-1), a pressure sensor (58-2) is arranged on the rear side of the rubber block (58-1), a rebound groove (58-3) is formed in the surface of the detection plate (515), the rubber block (58-1) slides in the rebound groove (58-3), and a return spring (58-4) is symmetrically arranged between the rebound groove (58-3) and the opposite side of the rubber block (58-1).
7. The home appliance security detection method according to claim 1, wherein: the detection toggle mechanism (4) comprises a transverse plate (41) fixedly installed on the rear side of the extension plate (3), a swinging rod (43) is rotatably connected to the bottom of the transverse plate (41) through a supporting rotating shaft (42), an extension assembly (44) is arranged at the front end of the swinging rod (43) to toggle a cabinet door, and the surface of the swinging rod (43) is rotated by taking the supporting rotating shaft (42) as the center through a second pneumatic piece (45).
8. The home appliance security detection method according to claim 7, wherein: the extension assembly (44) comprises a stirring block (44-1), a sliding groove (44-2) is formed in the extension end of the swinging rod (43), the stirring block (44-1) slides in the sliding groove (44-2) through the sliding assembly (44-4), and an extension spring (44-3) is arranged between the stirring block (44-1) and the opposite side of the sliding groove (44-2).
9. The home appliance security detection method according to claim 8, wherein: the sliding assembly (44-4) comprises a protruding block (44-41) fixedly arranged on the surface of the poking block (44-1), the inner surface of the sliding groove (44-2) is provided with a groove (44-42), and the protruding block (44-41) slides in the groove (44-42).
10. The home appliance security detection method according to claim 7, wherein: the second pneumatic piece (45) comprises a second air cylinder (45-1) arranged on the extension plate (3), a second piston rod (45-2) is connected to the second air cylinder (45-1) in a sliding mode, a convex column (45-3) is rotatably arranged at the extension end of the second piston rod (45-2), a penetrating groove (45-4) is formed in the surface of the swing rod (43), and the convex column (45-3) slides in the penetrating groove (45-4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311121619.3A CN117147124A (en) | 2023-09-01 | 2023-09-01 | Household appliance safety detection method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311121619.3A CN117147124A (en) | 2023-09-01 | 2023-09-01 | Household appliance safety detection method |
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| CN117147124A true CN117147124A (en) | 2023-12-01 |
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