CN216433979U

CN216433979U - Automobile safety belt buckle hardness detection tool

Info

Publication number: CN216433979U
Application number: CN202122573275.2U
Authority: CN
Inventors: 徐林森; 毛光明; 华建锋; 王仕红
Original assignee: Cixi City Yalu Vehicle Fittings Co ltd
Current assignee: Cixi City Yalu Vehicle Fittings Co ltd
Priority date: 2021-10-25
Filing date: 2021-10-25
Publication date: 2022-05-03
Anticipated expiration: 2031-10-25

Abstract

The utility model provides a car blet buckle hardness detects frock belongs to buckle check out test set technical field, include: a feeding assembly; a heating table connected with the workbench; the hardness detection assembly comprises a hardness detection table and a hardness detector, the hardness detector is connected with the hardness detection table, and the hardness detector is used for detecting the hardness of the buckle when the buckle is positioned on the hardness detection table; the grabbing component is connected with the workbench, and can grab the buckle on the feeding component onto the hardness detection platform or grab the buckle on the hardness detection platform onto the heating platform. The utility model has the advantages that: the grabbing component can grab the buckle to be detected from the feeding component and convey the hardness to the detection platform for detection, and can grab the buckle to be detected from the hardness detection platform and convey the heating platform for heating, and the buckle does not need to be touched manually before and after detection.

Description

Automobile safety belt buckle hardness detection tool

Technical Field

The utility model belongs to the technical field of buckle check out test set, a car safety belt buckle hardness detects frock is related to.

Background

The safety belt is the only guarantee of driver's driving safety, is an active safety, and the crucial moment can play the effect of lifesaving, needs very high manufacturing requirement. The safety belt is mainly composed of a webbing and a buckle, and therefore the buckle needs to ensure high strength.

In the prior art, potential safety hazards can be generated when detection is not performed in the production and manufacturing process, and serious consequences can be caused; and the intensity that detects the buckle in the production process need be carried out drawing or bending test to the buckle, often can cause the damage to the buckle surface, can't continue to carry on manufacturing on next step.

For example, a chinese patent with application number 201911281500.6 discloses a hardness detection method and system: applying electromagnetic fields of different frequencies to the metal to be measured; acquiring induced current generated by detected metal to be detected in the process of applying an electromagnetic field to the metal to be detected and the magnetic field intensity of the position of the metal to be detected; determining the hardness value of the metal to be measured by taking the induced current and the magnetic field intensity as known quantities according to the known relation between the induced current of the standard component, the magnetic field intensity and the hardness; the standard component is a metal component with the same material as the metal to be detected.

Although some current technical scheme can detect the metal, because it needs manually to be awaited measuring the work piece and place on detecting instrument, can't realize automatic grabbing detection, also need manually to take out the work piece after the detection is accomplished, very waste time and energy.

Disclosure of Invention

The utility model aims at the above-mentioned problem that prior art exists, a car blet buckle hardness detects frock is proposed.

The purpose of the utility model can be realized by the following technical proposal:

the utility model provides a car blet buckle hardness detects frock, includes:

a work table; the feeding assembly is connected with the workbench; a heating table connected with the workbench; the hardness detection assembly is positioned between the feeding assembly and the heating table and comprises a hardness detection table and a hardness detector, the hardness detector is connected with the hardness detection table, and the hardness detector is used for detecting the hardness of the buckle when the buckle is positioned on the hardness detection table; the grabbing component is connected with the workbench, and can grab the buckle on the feeding component onto the hardness detection platform or grab the buckle on the hardness detection platform onto the heating platform.

Preferably, the hardness detector includes a magnetic field generating device, a current detecting device and a calculating device, the magnetic field generating device is configured to apply a magnetic field to the buckle, the current detecting device is configured to detect an induced current generated by the buckle in the magnetic field, the current detecting device and the magnetic field generating device are electrically connected to the calculating device, and the calculating device is configured to obtain the hardness of the buckle through the induced current and the magnetic field.

Preferably, the hardness detector further comprises a judging device, the workbench is further provided with a defective box, the judging device is electrically connected with the calculating device and the grabbing assembly, and the judging device is used for judging the qualification condition of the buckle according to the result of the calculating device and controlling the grabbing assembly to place the buckle on the heating table or in the defective box.

Preferably, the feeding assembly comprises a feeding conveying belt and a conveying disc, the feeding conveying belt is provided with a material suction area and a material swinging area, the conveying disc is fixedly connected with the feeding conveying belt, and the feeding conveying belt rotates to drive the conveying disc to move from the material swinging area to the material suction area.

Preferably, the feeding assembly further comprises a photoelectric switch, the photoelectric switch is electrically connected with the feeding conveyor belt, and the photoelectric switch is used for sensing the material suction area and controlling the feeding conveyor belt to rotate.

Preferably, the grabbing component comprises a first linear module, a second linear module and a material sucking head, the first linear module is hung above the workbench, the second linear module is connected with the first linear module in a sliding mode, the second linear module is vertically distributed relative to the first linear module, and the material sucking head is connected with the second linear module.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the grabbing component can grab the buckle to be detected from the feeding component and convey the hardness to detect the test table, and can grab the buckle to be detected from the hardness to detect the test table and convey the heating table to heat, and the buckle does not need to be touched manually before and after detection, so that the operation is convenient and the safety of workers can be fully guaranteed.

2. The magnetic field is applied to the buckle, the induced current generated by the buckle in the magnetic field is detected, the hardness of the buckle is obtained through the relation between the induced current and the magnetic field, the buckle is ensured to meet the hardness requirement, and the nondestructive detection of the buckle in the production process is ensured.

3. Be provided with a plurality of recesses that are used for placing the buckle on the transport disc, place the buckle in the recess of transport disc through the mode that the manual work was put or machinery was put, consequently snatch the subassembly and also can snatch a plurality of buckles under the circumstances that material loading transport belt only rotated a station.

4. The first linear module controls the movement of the suction head in the X-axis direction, the second linear module controls the movement of the suction head in the Y-axis direction, the suction head can lift along the suction head, and the suction head sucks or puts down the buckle in a vacuum adsorption mode.

5. After the buckle to be detected is placed into the conveying disc of the material placing area, the buckle is automatically sucked away by the hardness detection tool, the hardness is detected, and the qualified buckle is placed on the heating table, so that automatic feeding, automatic detection and automatic heating of the buckle are realized.

Drawings

Fig. 1 is the utility model discloses a car blet buckle hardness detects the structural schematic diagram of frock.

Fig. 2 is the utility model discloses a car blet buckle hardness detects the structural schematic diagram at another visual angle of frock.

Fig. 3 is the utility model discloses a side view of car blet buckle hardness detection frock.

Fig. 4 is a connection diagram of the hardness tester of the present invention.

In the figure, 100, a workbench; 210. a feeding conveyor belt; 211. a material sucking area; 212. a material placing area; 220. a transport tray; 300. a heating stage; 410. a hardness detection table; 420. a hardness detector; 510. a first linear module; 520. a second linear module; 530. a suction head; 600. a defective product box; 700. and (5) buckling.

Detailed Description

The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.

It should be noted that all the directional indicators (such as upper, lower, left, right, front, rear … …) in the embodiments of the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicator is changed accordingly.

Furthermore, the descriptions in the present application as to "first," "second," "a," etc. are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit ly indicating a number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the present application, unless expressly stated or limited otherwise, the terms "connected" and "fixed" are to be construed broadly, e.g., "fixed" may be fixedly connected or detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be interconnected within two elements or in a relationship where two elements interact with each other unless otherwise specifically limited. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In addition, the technical solutions between the embodiments of the present invention can be combined with each other, but it is necessary to be able to be realized by a person having ordinary skill in the art as a basis, and when the technical solutions are contradictory or cannot be realized, the combination of such technical solutions should be considered to be absent, and is not within the protection scope of the present invention.

As shown in fig. 1-4, a car blet buckle hardness detects frock includes:

a work table 100; a feeding assembly connected to the work table 100; a heating stage 300 connected to the table 100; a hardness detection assembly located between the feeding assembly and the heating stage 300, wherein the hardness detection assembly comprises a hardness detection stage 410 and a hardness detection stage 320, the hardness detector 420 is connected with the hardness detection stage 410, and the hardness detection assembly is used for detecting the hardness of the buckle 700 when the buckle 700 is located on the hardness detection stage 410; and the grabbing assembly is connected with the workbench 100, and can grab the buckle 700 on the feeding assembly onto the hardness testing table 410 or grab the buckle on the hardness testing table 410 onto the heating table 500.

Wherein, workstation 100 is used for installing other spare parts, and hardness detector 420 can detect buckle 700's hardness through the mode of infrared ray or vortex, whether quick detection buckle 700's hardness satisfies the production requirement under the condition of avoiding haring buckle 700, snatchs the subassembly after the detection is accomplished and directly puts into warm table 300 to realize buckle 700's nondestructive test in the manufacturing process.

In this embodiment, the grabbing component can grab the buckle 700 to be detected from the feeding component and transport the hardness detection table 410 for detection, and can grab the buckle 700 detected from the hardness detection table 410 and transport the heating table 300 for heating, and the buckle 700 does not need to be touched manually before and after detection, so that the operation is convenient, and the safety of workers can be fully ensured.

As shown in fig. 4, on the basis of the above embodiment, the hardness detector 420 includes a magnetic field generating device, a current detecting device, and a computing device, the magnetic field generating device is configured to apply a magnetic field to the buckle 700, the current detecting device is configured to detect an induced current generated by the buckle 700 in the magnetic field, the current detecting device and the magnetic field generating device are both electrically connected to the computing device, and the computing device is configured to obtain the hardness of the buckle 700 through the induced current and the magnetic field.

In the embodiment, by applying a magnetic field to the buckle 700, the induced current generated by the buckle 700 in the magnetic field is detected, and the hardness of the buckle 700 is obtained through the relationship between the induced current and the magnetic field, so that the buckle 700 meets the hardness requirement, and the buckle 700 is ensured to realize nondestructive detection in the production process.

As shown in fig. 1, 2 and 4, in addition to the above embodiment, the hardness tester 420 further includes a determining device, the workbench 100 is further provided with a defective case 600, the determining device is electrically connected to the computing device and the grasping assembly, and the determining device is used for determining the qualification of the buckle 700 according to the result of the computing device and controlling the grasping assembly to place the buckle 700 on the heating table 300 or into the defective case 600.

In the present embodiment, a determination device and a defective case 600 are provided, the clip 700 determined by the determination device to meet the hardness requirement is placed on the heating stage 300 so as to continue processing, and the clip 700 that does not meet the hardness requirement is placed in the defective case 600 to wait for a worker to collect it collectively.

It is worth noting here that the existing detection device can only realize the detection function, and cannot determine the buckle 700 according to the hardness requirement, and the detection device can automatically determine whether the buckle 700 reaches the standard or not, and automatically classify according to the standard reaching condition of the buckle 700.

As shown in fig. 1 and 2, based on the above embodiment, the feeding assembly includes a feeding conveyor belt 210 and a conveyor tray 220, the feeding conveyor belt 210 is provided with a material suction area 211 and a material swinging area 212, the conveyor tray 220 is fixedly connected to the feeding conveyor belt 210, and the feeding conveyor belt 210 rotates to drive the conveyor tray 220 to move from the material swinging area 212 to the material suction area 211.

Wherein, material loading conveyer belt 210 actually includes two driving motor and the chain belt that are provided with the sprocket, two sprockets all mesh with the chain belt, driving motor accessible sprocket drive chain belt rotates, be provided with a plurality of stations on the material loading conveyer belt 210, and all be fixed with the transport disc 220 on every station, the chain belt rotates and can drive transport disc 220 and move towards inhaling material district 211 from pendulum material district 212, material loading conveyer belt 210 will make the position of transport disc 220 change every rotation of a station, the transport disc 220 that newly lies in inhaling material district 211 is filled with buckle 700, and the transport disc 220 that newly lies in pendulum material district 212 does not have buckle 700, need to put the material again.

In this embodiment, the transportation tray 220 is actually a belt-shaped structure, the transportation tray 220 is provided with a plurality of grooves for placing the fasteners 700, and the fasteners 700 are placed in the grooves of the transportation tray 220 by manual placement or mechanical placement, so that the grabbing component can grab a plurality of fasteners 700 even when the feeding transportation belt 210 rotates only one station.

As shown in fig. 1 and 2, on the basis of the above embodiment, the feeding assembly further includes an optoelectronic switch (not shown in the figures), which is electrically connected to the feeding conveyor belt 210, and is configured to sense the material suction area 211 and control the feeding conveyor belt 210 to rotate.

In this embodiment, the photoelectric switch senses whether the transportation tray 220 of the material suction area 211 has the buckle 700, and after the buckles 700 of the grooves in the transportation tray 220 are all caught, the photoelectric switch can control the feeding transportation belt 210 to rotate by one station, so that the transportation tray 220 of the material placing area 212 moves by one station toward the material suction area 211.

As shown in fig. 1, 2 and 3, based on the above embodiment, the grasping assembly includes a first linear module 510, a second linear module 520 and a suction head 530, the first linear module 510 is suspended above the worktable 100, the second linear module 520 is slidably connected to the first linear module 510, the second linear module 520 is vertically distributed with respect to the first linear module 510, and the suction head 530 is connected to the second linear module 520.

In this embodiment, the first linear module 510 controls the movement of the suction head 530 in the X-axis direction, the second linear module 520 controls the movement of the suction head 530 in the Y-axis direction, the suction head 530 can be lifted along itself, and the suction head 530 sucks or drops the clip 700 by vacuum suction.

According to the general working principle, firstly, before the hardness detection tool is used, the standard part needs to be placed into the magnetic field generating device, the current detecting device detects induced current of the standard part, electromagnetism in a tissue state can be obtained in the coil system by changing the frequency of eddy current, the electromagnetism is recorded as a reference value, and the reference values measured by sample parts in a limited range are respectively recorded and stored.

Putting the buckle 700 to be tested into the transportation disc 220 of the material placing area 212, driving the transportation disc 220 to move from the material placing area 212 to the material sucking area 211 by the feeding transportation belt 210, taking the buckle 700 from the transportation disc 220 of the material sucking area 211 by the grabbing component, and placing the buckle 700 on the hardness detection table 410, automatically sensing whether the transportation disc 220 of the material sucking area 211 has the buckle 700 by the photoelectric switch, and controlling the feeding transportation belt 210 to rotate a station by the photoelectric switch after the buckles 700 of the grooves in the transportation disc 220 are grabbed.

Secondly, a magnetic field is applied to the buckle 700 on the hardness detection table 410 by the magnetic field generation device, the induced current of the buckle 700 is detected by the current detection device, the hardness of the buckle 700 is obtained by the calculation device through the induced current, the induced current generated by the buckle 700 in the magnetic field is detected by applying the magnetic field to the buckle 700, the hardness of the buckle 700 is obtained through the relation between the induced current and the magnetic field, the buckle 700 is ensured to meet the hardness requirement, and the nondestructive detection of the buckle 700 in the production process is ensured.

Finally, the judging device compares the structural state electromagnetism obtained by the eddy current frequency conversion after the buckle 700 to be detected is placed in the coil with the recorded reference value to obtain whether the structural state electromagnetism is qualified or not, the judging device judges the qualified situation of the buckle 700 according to the result of the calculating device and synchronizes the result to the display screen, the judging device controls the grabbing component to place the unqualified buckle 700 in the defective box 600, the qualified buckle 700 is placed in an idle heating area on the heating table 300, the heating table 300 heats the buckle 700 at constant temperature, and the temperature situation of the buckle 700 in the heating table 300 is monitored through the temperature sensor.

It should also be noted here that eddy current testing is particularly suitable for electrically or magnetically conductive materials, as a relative comparison test method, rather than an absolute measurement method, and if the hardness deviation of the workpiece to be tested is 2-3HRC, which is not problematic, at least seven standard pieces with acceptable specifications are preferred as reference data in order to ensure the accuracy of the reference data.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.

Claims

1. The utility model provides a car blet buckle hardness detects frock which characterized in that includes:

a work table;

the feeding assembly is connected with the workbench;

a heating table connected to the work table;

the hardness detection assembly is positioned between the feeding assembly and the heating table and comprises a hardness detection table and a hardness detector, the hardness detector is connected with the hardness detection table, and the hardness detector is used for detecting the hardness of the buckle when the buckle is positioned on the hardness detection table;

the grabbing component is connected with the workbench, and can grab the buckle on the feeding component onto the hardness detection platform or grab the buckle on the hardness detection platform onto the heating platform.

2. The automobile safety belt buckle hardness detection tool as claimed in claim 1, characterized in that: the hardness detector comprises a magnetic field generating device, a current detecting device and a calculating device, wherein the magnetic field generating device is used for applying a magnetic field to the buckle, the current detecting device is used for detecting induced current generated by the buckle in the magnetic field, the current detecting device and the magnetic field generating device are electrically connected with the calculating device, and the calculating device is used for obtaining the hardness of the buckle through the induced current and the magnetic field.

3. The automobile safety belt buckle hardness detection tool as claimed in claim 2, characterized in that: the hardness detector further comprises a judging device, the workbench is further provided with a defective product box, the judging device is electrically connected with the calculating device and the grabbing component, and the judging device is used for judging the qualified condition of the buckle according to the result of the calculating device and controlling the grabbing component to place the buckle on the heating table or in the defective product box.

4. The automobile safety belt buckle hardness detection tool as claimed in claim 1, characterized in that: the material loading subassembly includes material loading conveyer belt and transportation dish, material loading conveyer belt is provided with inhales the material district and puts the material district, the transportation dish with material loading conveyer belt fixed connection, material loading conveyer belt rotates and drives the transportation dish is followed it puts the material district court inhale the material district and remove.

5. The automobile safety belt buckle hardness detection tool as claimed in claim 4, characterized in that: the feeding assembly further comprises a photoelectric switch, the photoelectric switch is electrically connected with the feeding conveying belt, and the photoelectric switch is used for sensing the material suction area and controlling the feeding conveying belt to rotate.

6. The automobile safety belt buckle hardness detection tool as claimed in claim 1, characterized in that: the grabbing component comprises a first linear module, a second linear module and a material sucking head, the first linear module is hung above the workbench, the second linear module can be connected with the first linear module in a sliding mode, the second linear module is vertically distributed relative to the first linear module, and the material sucking head is connected with the second linear module.