CN112362328A - Abnormal sound monitoring method in safety belt production process - Google Patents
Abnormal sound monitoring method in safety belt production process Download PDFInfo
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- CN112362328A CN112362328A CN202011261949.9A CN202011261949A CN112362328A CN 112362328 A CN112362328 A CN 112362328A CN 202011261949 A CN202011261949 A CN 202011261949A CN 112362328 A CN112362328 A CN 112362328A
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- safety belt
- retractor
- roller
- sound
- side plate
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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
Abstract
The invention discloses an abnormal sound monitoring method in a safety belt production process, which relates to the safety belt production field, a retractor is arranged in a fixed tool, a safety belt is pulled out from one end of the retractor and bypasses a roller and is inserted into a clamping belt pulling device, a power supply is started, a support frame of an angle swinging device drives the roller and the clamping belt pulling device to do reciprocating swing left and right, so that the safety belt is pulled out and retracted from the retractor in a reciprocating manner, a worker carries an earphone, whether a locking angle and an unlocking angle of the safety belt when the safety belt is pulled out and retracted from the retractor in a reciprocating manner meet requirements or not is judged, meanwhile, the abnormal sound can be transmitted to an amplifier through a sound pick-up according to the sound inside the retractor, the worker listens for no abnormal sound through the earphone, products with problems can be effectively monitored at the first time of a production site, the quality risk is reduced.
Description
Technical Field
The invention relates to the field of safety belt production, in particular to an abnormal sound monitoring method in a safety belt production process.
Background
With the increasing concern of customers about the abnormal sound problem of the safety belt in the process of loading or using, in the process of safety belt production at present, the abnormal sound problem of the safety belt is usually detected by hearing the ears in a production field or transferring the abnormal sound problem to a quiet place for secondary test, whether the safety belt is heard or not is judged by manually pulling the safety belt, the safety belt production workshop is usually noisy, the defect is not easy to identify, the abnormal sound problem is singly transferred to a quiet second place for manual test, the abnormal sound is heard again, and the site, personnel and production rhythm are greatly wasted, so that the abnormal sound monitoring method for the safety belt production process needs to be provided to solve the problems.
Disclosure of Invention
In order to solve the technical problems, the invention provides the following technical scheme:
step one, the coiler is put into the fixed frock, the said fixed frock installs the pickup in, the said fixed frock is installed on mesa of the machine, install the amplifier in the said machine;
secondly, a worker pulls out the safety belt from one end of the retractor, bypasses the roller and inserts the safety belt into the clamping drawstring device, the roller and the clamping drawstring device are both arranged on a support frame of the angle swinging device, and the angle swinging device is arranged on the table top of the machine table and can drive the roller and the clamping drawstring device to swing in a reciprocating mode;
step three, a worker steps on a pedal to start a power supply, and a support frame of the angle swinging device drives the roller and the clamping drawstring device to do reciprocating swinging left and right, so that the safety belt is pulled out and retracted from the retractor in a reciprocating manner;
step four, a worker wears an earphone, judges whether the locking angle and the unlocking angle of the safety belt which is drawn out and retracted from the retractor in the step three are in accordance with the requirements or not, and simultaneously can transmit the sound in the retractor to an amplifier through a sound pick-up according to the sound in the retractor, and the worker listens whether the sound is generated or not through the earphone;
fifthly, after identifying and distinguishing NG products, workers place the NG products in an unqualified product hopper on the machine platform;
the angle swinging device in the second step comprises a driving device and a support frame, wherein the driving device and the support frame are connected with the table board, the driving device drives the support frame to swing in a reciprocating mode, and the support frame is provided with a roller with adjustable height and a clamping drawstring device used for clamping the end portion of the safety belt.
Preferably, the guide rail is installed to support frame one side wall, sliding connection slider on the guide rail, slider joint support board, the backup pad upper shaft coupling gyro wheel, the backup pad side-mounting has the locating piece, the cylinder telescopic link is connected to the locating piece upper end, the cylinder is installed on the roof of support frame.
Preferably, fixed frock includes the backplate, backplate one end screw connection left side board, the cylinder is openly installed to the backplate, the telescopic link of cylinder is connected right side inboard and is driven right side board and move along backplate length direction, left side board and right side inter-plate be equipped with the location frock of going on fixing a position to the fixed block group that is equipped with the coiler, the location frock is including installing left locating piece on the left side board and installing the right locating piece on the right side board, all be equipped with on left side locating piece and the right locating piece and carry out the fixed establishment of fixed block group, the inboard slot that is equipped with of right locating piece is equipped with the adapter in the inslot.
Preferably, the fixing mechanism comprises two groups of mounting blocks which are symmetrical in structure and distributed at the upper end and the lower end of the left positioning block and the right positioning block, fastening screws are arranged on the mounting blocks, rotating handles are mounted on the fastening screws, and screw holes matched with the fastening screws are formed in the upper portion and the lower portion of the fixing block group.
The invention has the beneficial effects that: the invention can effectively monitor the product with problems in the first time of a production field, reduce the quality risk, reduce the transfer and improve the production efficiency, the sound pick-up is arranged in the fixed tool for placing the retractor, and through the sound pick-up, the amplifier and the earphone, a worker can clearly listen to the sound of the extension and retraction of the safety belt in the retractor to identify the abnormal product, thereby avoiding the complaint of customers caused by the delivery of the product with abnormal sound to the customers, and detecting whether the locking angle and the unlocking angle meet the requirements or not when detecting the abnormal sound.
Drawings
Fig. 1 is a schematic view of the entire apparatus used in the present invention.
FIG. 2 is a schematic view of the connection of the angle swing device and the clamping drawstring device of the present invention.
FIG. 3 is a schematic view of the connection of the support frame and the clamping drawstring device of the present invention.
Fig. 4 is a schematic view of the position relationship between the support frame and the guide rail in the present invention.
FIG. 5 is a schematic view of the position relationship between the top plate of the support frame and the roller.
Fig. 6 is a schematic structural view of a retractor according to the present invention.
Fig. 7 is a schematic structural view of the fixing tool of the present invention.
Fig. 8 and 9 are schematic structural diagrams of different angles of the non-installed fixed block group in fig. 7.
Fig. 10 and 11 are schematic structural diagrams of different angles of the fixing block set in the present invention.
The automatic belt winding machine comprises a machine table 1, a machine table 2, a retractor 3, a fixing tool 4, a roller 5, a clamping drawstring device 6, an angle swing device 7, a treading pedal 8, an unqualified product hopper 9, a support frame 10, a guide rail 11, a sliding block 12, a support plate 13, a positioning block 14, an air cylinder 15, a back plate 16, a left side plate 17, an air cylinder 18, a right side plate 19, a fixing block group 20, a positioning tool 21, a left positioning block 22, a right positioning block 27, a fixing mechanism 23, a groove 24, a mounting block 25, a fastening screw 26, a rotating handle 28 and a screw hole.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.
Examples
As shown in fig. 1 to 11, a method for monitoring abnormal sound in a seat belt production process includes the following steps:
step one, a coiler 2 is installed in a fixed tool 3, a pickup is installed in the fixed tool 3, the fixed tool 3 is installed on the table top of a machine table 1, and an amplifier is installed in the machine table 1;
secondly, a worker pulls out the safety belt from one end of the retractor 2, bypasses the roller 4 and inserts the safety belt into the clamping drawstring device 5, the roller 4 and the clamping drawstring device 5 are both arranged on a support frame 9 of the angle swinging device 6, and the angle swinging device 6 is arranged on the table top of the machine table 1 and can drive the roller 4 and the clamping drawstring device 5 to swing in a reciprocating manner;
step three, a worker steps on the pedal 7, a power supply is started, and the support frame 9 of the angle swinging device 6 drives the roller 4 and the clamping drawstring device 5 to do reciprocating swinging left and right, so that the safety belt is pulled out and retracted from the retractor 2 in a reciprocating manner;
step four, a worker wears an earphone, judges whether the locking angle and the unlocking angle of the safety belt which is drawn out and retracted from the coiler 2 in a reciprocating manner in the step three meet the requirements or not, and simultaneously can transmit the sound to an amplifier through a sound pick-up according to the sound in the coiler 2, and the worker listens whether the sound exists or not through the earphone;
fifthly, after identifying and distinguishing NG products, workers place the NG products in an unqualified product hopper 8 on the machine table 1;
the angle swinging device 6 in the second step comprises a driving device and a supporting frame 9 which are connected with the table top of the machine table 1, the driving device drives the supporting frame 9 to swing in a reciprocating mode, and the supporting frame 9 is provided with a roller 4 with adjustable height and a clamping drawstring device 5 for clamping the end portion of the safety belt.
In this embodiment, guide rail 10 is installed to support frame 9 a lateral wall, sliding connection slider 11 on guide rail 10, slider 11 joint support board 12, axle connection gyro wheel 4 in the backup pad 12, 12 side-mounting of backup pad have locating piece 13, cylinder 14 telescopic link is connected to locating piece 13 upper end, cylinder 14 is installed on the roof of support frame 9. By activating the cylinder 14, the positioning block 13 moves along with the support plate 12, and the slider 11 slides along the guide rail 10, so as to adjust the height of the roller 4, since the seat belt is pulled out from one end of the retractor 2 and passes around the roller 4 and is inserted into the clamping drawstring device 5, the height of the roller 4 can be adjusted to be suitable for seat belts of different sizes.
Fixed frock 3 includes backplate 15, 15 one end screw connection left side board 16 of backplate, backplate 15 openly installs cylinder 17, 18 inboards of right side board are connected to the telescopic link of cylinder 17 and the motion of drive right side board 18 along 15 length direction of backplate, left side board 16 and right side board 18 between be equipped with the location frock 20 that advances line location to the fixed block group 19 that is equipped with the coiler, location frock 20 is including installing left locating piece 21 on left side board 16 and installing the right locating piece 22 on right side board 18, all be equipped with on left side locating piece 21 and the right locating piece 22 and carry out fixed mechanism 27 to fixed block group 19, right locating piece 22 inboard is equipped with slot 23, is equipped with the adapter in the slot 23.
The fixing mechanism 27 comprises two groups of mounting blocks 24 which are symmetrical in structure and distributed at the upper end and the lower end of the left positioning block 21 and the right positioning block 22, fastening screws 25 are arranged on the mounting blocks 24, rotating handles 26 are mounted on the fastening screws 25, and screw holes 28 matched with the fastening screws 25 are formed in the upper portion and the lower portion of the fixing block group 19.
The fixing block group 19 with the retractor 2 is arranged between the left positioning block 21 and the right positioning block 22, the air cylinder 17 is started, the telescopic rod of the air cylinder 17 pulls the right side plate 18 to move towards the left side plate 16 to a screw hole 28 on the fixing block group 19 to align to a fastening screw 25 on the mounting block 24, then the air cylinder is screwed through the rotating handle 26, when clamping is not needed, the fastening screw 25 is firstly unscrewed through the rotating handle 26, the fastening screw 25 is separated from the screw hole 28 on the fixing block group 19, the air cylinder 17 is started again, the telescopic rod of the air cylinder 17 pushes the right side plate 18 to move, so that the right side plate 18 is far away from the left side plate 16, and.
It will be appreciated by those skilled in the art that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The embodiments disclosed above are therefore to be considered in all respects as illustrative and not restrictive. All changes which come within the scope of or equivalence to the invention are intended to be embraced therein.
Claims (4)
1. The abnormal sound monitoring method in the production process of the safety belt is characterized by comprising the following steps of:
the method comprises the following steps that firstly, a coiler (2) is installed in a fixed tool (3), a pickup is installed in the fixed tool (3), the fixed tool (3) is installed on the table top of a machine table (1), and an amplifier is installed in the machine table (1);
secondly, a worker pulls out a safety belt from one end of the retractor (2), bypasses the roller (4) and inserts the safety belt into the clamping drawstring device (5), the roller (4) and the clamping drawstring device (5) are both arranged on a support frame (9) of the angle swinging device (6), and the angle swinging device (6) is arranged on the table top of the machine table (1) and can drive the roller (4) and the clamping drawstring device (5) to swing in a reciprocating mode;
thirdly, a worker steps on the pedal (7), a power supply is started, and the support frame (9) of the angle swinging device (6) drives the roller (4) and the clamping drawstring device (5) to do reciprocating swinging left and right, so that the safety belt is pulled out and retracted from the retractor (2) in a reciprocating manner;
step four, a worker wears an earphone, whether the locking angle and the unlocking angle of the safety belt which is pulled out and retracted back and forth from the retractor (2) in the step three meet the requirements or not is judged, and meanwhile, the sound in the retractor (2) can be transmitted to an amplifier through a sound pick-up, and the worker listens for whether the sound is generated or not through the earphone;
fifthly, after identifying and distinguishing NG products, workers place the NG products in an unqualified product hopper (8) on the machine table (1);
the angle swinging device (6) in the second step comprises a driving device and a supporting frame (9) which are connected with the table top of the machine table (1), the driving device drives the supporting frame (9) to swing in a reciprocating mode, and the supporting frame (9) is provided with a roller (4) with adjustable height and a clamping drawstring device (5) used for clamping the end portion of the safety belt.
2. The abnormal sound monitoring method for a safety belt production process according to claim 1, wherein: guide rail (10) are installed to support frame (9) a lateral wall, sliding connection slider (11) on guide rail (10), slider (11) joint support board (12), backup pad (12) upper shaft connection gyro wheel (4), backup pad (12) side-mounting has locating piece (13), cylinder (14) telescopic link is connected to locating piece (13) upper end, cylinder (14) are installed on the roof of support frame (9).
3. The abnormal sound monitoring method for a seat belt manufacturing process according to claim 2, wherein: the fixing tool (3) comprises a back plate (15), one end of the back plate (15) is connected with a left side plate (16) through a screw, the front surface of the back plate (15) is provided with an air cylinder (17), an expansion link of the air cylinder (17) is connected with the inner side of the right side plate (18) and drives the right side plate (18) to move along the length direction of the back plate (15), a positioning tool (20) for positioning the fixing block group (19) provided with the retractor is arranged between the left side plate (16) and the right side plate (18), the positioning tool (20) comprises a left positioning block (21) arranged on the left side plate (16) and a right positioning block (22) arranged on the right side plate (18), the left positioning block (21) and the right positioning block (22) are both provided with a fixing mechanism (27) for fixing the fixing block group (19), a groove (23) is formed in the inner side of the right positioning block (22), and a sound pickup is arranged in the groove (23).
4. A method for monitoring abnormal noise in a manufacturing process of a seat belt according to claim 3, wherein: fixing mechanism (27) include two sets of structure symmetries and distribute in installation piece (24) at both ends about left locating piece (21) and right locating piece (22), be equipped with fastening screw (25) on installation piece (24), installation twist grip (26) on fastening screw (25), fixed block group (19) all opened from top to bottom with fastening screw (25) complex screw hole (28).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011261949.9A CN112362328B (en) | 2020-11-12 | 2020-11-12 | Abnormal sound monitoring method in safety belt production process |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011261949.9A CN112362328B (en) | 2020-11-12 | 2020-11-12 | Abnormal sound monitoring method in safety belt production process |
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| Publication Number | Publication Date |
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| CN112362328A true CN112362328A (en) | 2021-02-12 |
| CN112362328B CN112362328B (en) | 2022-08-02 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202011261949.9A Active CN112362328B (en) | 2020-11-12 | 2020-11-12 | Abnormal sound monitoring method in safety belt production process |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114184369A (en) * | 2021-12-14 | 2022-03-15 | 广东电网有限责任公司 | Safety belt detection device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114184369A (en) * | 2021-12-14 | 2022-03-15 | 广东电网有限责任公司 | Safety belt detection device |
| CN114184369B (en) * | 2021-12-14 | 2023-06-27 | 广东电网有限责任公司 | Safety belt detection device |
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| CN112362328B (en) | 2022-08-02 |
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