Automobile seat cushion frame assembly equipment and assembly method

Abstract

The present invention relates to the technical field of seat cushion frame assembly equipment, and specifically discloses a car seat cushion frame assembly equipment, including an assembly table and an assembly equipment installed on the assembly table, the top of the assembly table is connected with a slide plate through a slide rail, the top of the slide plate is fixed with a first support plate, a second support plate, a positioning plate and a third support plate in sequence from left to right, and a limiting component is arranged on the side where the first support plate and the third support plate are away from each other; when the seat cushion frame is placed on the second support plate and driven close to the assembly equipment by the slide plate, the two ends of the seat cushion frame can be tightly clamped and fixed by the second telescopic block, so that the problem of displacement of the seat cushion frame during movement can be avoided, and it is ensured that the docking part of the seat cushion frame is accurately close to the coil spring fixing plate, so that the coil spring is convenient to close on the seat cushion frame.

Description

Technical Field

[0001] The invention relates to the technical field of seat cushion frame assembly equipment, and in particular to an automobile seat cushion frame assembly equipment and an assembly method. Background Art

[0002] The seat frame is an important component of buses and cars, and is also one of the components that is directly related to riding safety.

[0003] During the production and assembly of the existing seat frame, a resilient disc spring needs to be installed on the frame to improve the safety of the seat frame. In the process of approaching the assembly equipment and implementing the assembly, in order to ensure the stability of the seat frame and accurately contact the disc spring on the assembly equipment, a fixed structure is needed to position and stabilize the seat frame. However, most of the stabilizing structures used in the prior art are complex in structure, and the position of the seat frame needs to be manually adjusted to achieve better stability, making it difficult to achieve rapid assembly and production of the seat frame. Summary of the invention

[0004] In view of the shortcomings of the prior art, the present invention provides an automobile seat cushion frame assembly device and an assembly method. The design scheme has the advantages of good stability of the seat cushion frame and automatic assembly, which solves the problems of the prior art that the seat cushion frame has poor stability and many manual operation steps.

[0005] The present invention provides an assembly device for a car seat cushion frame, comprising an assembly table and an assembly device installed on the assembly table, wherein the top of the assembly table is connected with a slide plate through a slide rail, and the top of the slide plate is fixed with a first support plate, a second support plate, a positioning plate and a third support plate in sequence from left to right, and a limiting component is provided on the side where the first support plate and the third support plate are away from each other, and a fastening component is fixed at the top of the assembly table and at a position corresponding to the back of the first support plate and the second support plate; the limiting component comprises a first telescopic block and a second telescopic block arranged on the top of the first telescopic block, and a first fixing rod is arranged on the first telescopic block; the fastening component comprises a fastening plate fixed on the assembly table, two sliding rods are movably inserted on the top of the fastening plate, one end of the sliding rod is fixedly connected with a fitting block, and a compression spring sleeved on the sliding rod is fixed on the fitting block, and a trigger box is also fixed on the back of the fastening plate; a pressure sensor is arranged in the inner cavity of the trigger box.

[0006] As a further improvement of the present invention, one end of the first fixing rod movably penetrates into the inner cavity of the first telescopic block and is sleeved with a first spring, the top of the first telescopic block is fixedly connected to a second fixing rod, and one end of the second fixing rod movably penetrates into the inner cavity of the second telescopic block and is sleeved with a second spring.

[0007] Through the above technical solution design, through the designed first telescopic block and the second telescopic block, the limiting assembly can be adapted to seat cushion frames of different lengths or heights, thereby improving the applicability of the device, and can provide a good fastening effect for the seat cushion frame through the restoring force of the first spring and the second spring.

[0008] As a further improvement of the present invention, an arc-shaped fitting groove is provided on one side of the second telescopic block close to the center of the slide plate.

[0009] Through the above technical solution design, the two ends of the seat cushion frame can be well fitted and stabilized.

[0010] As a further improvement of the present invention, a return spring is fixedly connected to the middle part of the inner cavity of the trigger box, one end of the return spring is fixedly connected to a limiting slide slidably connected to the inner wall of the trigger box, a pressure sensor is installed on the side of the limiting slide away from the return spring, and a rubber sheet is also sleeved on the side of the limiting slide away from the return spring and at a position outside the pressure sensor.

[0011] Through the above technical solution design, through the designed pressure sensor, it is possible to automatically start the drive motor when the skateboard approaches, so as to close the disc spring on the disc spring fixing plate onto the seat cushion frame.

[0012] As a further improvement of the present invention, a through hole is provided on the plate body of the fastening plate at a position corresponding to the position of the trigger box.

[0013] The above technical solution design can facilitate the passage of the ejector rod.

[0014] As a further improvement of the present invention, the tops of the first support plate, the positioning plate and the back of the third support plate are all provided with hanging rods for conveniently hanging the cushion frame. A top rod is also fixed on the backs of the first support plate and the third support plate and corresponding to the positions of the perforations, and the size of the top rod is adapted to the size of the perforations.

[0015] The above technical solution design can facilitate the hanging and stabilization of the seat cushion frame.

[0016] As a further improvement of the present invention, a hole is provided on the front side of the assembly device at a position corresponding to the positioning plate, and a coil spring fixing plate is arranged in the hole, and the position of the coil spring fixing plate corresponds to the hanging rod on the positioning plate; a driving motor is also provided on one side of the assembly device, a power output end of the driving motor is connected to a power input end of the coil spring fixing plate, and a signal input port of the driving motor is electrically connected to a power output port of the pressure sensor.

[0017] Through the above technical solution design, good positioning can be achieved, the docking portion of the seat cushion frame can be accurately contacted with the coil spring fixing plate, and a signal can be provided to the drive motor through the pressure sensor.

[0018] As a further improvement of the present invention, a telescopic cylinder is installed on the bottom of the front side of the assembly table through a fixing plate, and a power output shaft of the telescopic cylinder is fixed on the slide plate.

[0019] Through the above technical solution design, the telescopic cylinder can push the skateboard to move.

[0020] As a further improvement of the present invention, the first support plate, the positioning plate and the third support plate are on the same horizontal line on the skateboard, the second support plate is in front of the first support plate, the positioning plate and the third support plate on the skateboard, and the top of the second support plate is an arc-shaped structure with the left side higher and the right side lower.

[0021] Through the above technical design, the seat cushion frame can be well supported and stabilized.

[0022] In order to achieve the above object, a method for assembling a car seat cushion frame is provided, and the specific assembly steps are as follows:

[0023] Step 1: Place the seat cushion frame to be assembled on the second support plate, and place one end of the seat cushion frame on the first support plate, the other end of the seat cushion frame on the third support plate, and the docking portion of the seat cushion frame on the positioning plate;

[0024] Step 2: Place the disc spring on the disc spring fixing plate and secure it firmly;

[0025] Step 3: Start the telescopic cylinder to push the slide plate close to the assembly equipment, so that the seat frame docking part on the positioning plate is close to the coil spring fixing plate, until the push rod penetrates the perforation and triggers the pressure sensor;

[0026] Step 4: The pressure sensor transmits a signal to the drive motor, and the drive motor drives the coil spring fixing plate to close the coil spring to the docking portion of the seat cushion frame;

[0027] Step 5: After assembly is completed, start the telescopic cylinder to pull back the slide plate, remove the seat frame with the disc spring installed from the second support plate, and install the disc spring of the next seat frame.

[0028] Compared with the prior art, the present invention has the following beneficial effects:

[0029] 1. The present invention designs the first support plate, the second support plate, the positioning plate, the third support plate, and the limiting components added to the first support plate and the third support plate, so that when the seat cushion frame is placed on the second support plate and driven close to the assembly equipment by the slide plate, the two ends of the seat cushion frame can be tightly clamped and fixed by the second telescopic block, which can avoid the problem of displacement of the seat cushion frame during movement, ensure that the docking part of the seat cushion frame is accurately close to the coil spring fixing plate, and facilitate the closure of the coil spring on the seat cushion frame.

[0030] 2. The fastening assembly designed in the present invention can utilize the reset ability of the compression spring to push the fitting block to fit tightly onto the seat cushion frame during the assembly of the seat cushion frame, thereby ensuring that the seat cushion frame has good stability during the assembly process, and then firmly clamping the seat cushion frame between the fastening plate and the first support plate, which can ensure the normal progress of the assembly process.

[0031] 3. The present invention, through the designed trigger box and the pressure sensor arranged inside the trigger box, can trigger the pressure sensor through the contact between the push rod and the rubber sheet, and then start the drive motor through the pressure sensor to achieve the effect of driving the disc spring fixing plate to close the disc spring on the seat cushion frame, thereby effectively reducing the operating steps of the staff and improving the assembly efficiency of the seat cushion frame. BRIEF DESCRIPTION OF THE DRAWINGS

[0032] The drawings described herein are used to provide a further understanding of the present application and constitute a part of the present application. The illustrative embodiments of the present application and their descriptions are used to explain the present application and do not constitute an improper limitation on the present application. In the drawings:

[0033] Figure 1 It is a front view structural schematic diagram of the present invention;

[0034] Figure 2 It is a schematic diagram of the top view of the structure of the present invention;

[0035] Figure 3 It is a schematic diagram of the side cross-sectional structure of the fastening assembly of the present invention;

[0036] Figure 4 For the present invention Figure 3 A is an enlarged structural diagram;

[0037] Figure 5 It is a front cross-sectional structural schematic diagram of the limit assembly of the present invention;

[0038] Figure 6 It is a schematic side view of the structure of the limiting assembly of the present invention.

[0039] In the figure: 1. assembly table; 2. slide rail; 3. slide plate; 4. first support plate; 401. hanging rod; 402. push rod; 5. second support plate; 6. positioning plate; 7. third support plate; 8. fixing plate; 9. telescopic cylinder; 10. driving motor; 11. assembly equipment; 12. coil spring fixing plate; 13. limit assembly; 1301. first telescopic block; 1302. first fixing rod; 1303. second fixing rod; 1304. second telescopic block; 1305. fitting groove; 1306. first spring; 1307. second spring; 14. fastening assembly; 1401. fastening plate; 1402. slide rod; 1403. fitting block; 1404. compression spring; 1405. perforation; 15. trigger box; 1501. reset spring; 1502. limit slide plate; 1503. pressure sensor; 1504. rubber sheet. DETAILED DESCRIPTION

[0040] The following will disclose multiple embodiments of the present invention with drawings. For the purpose of clear description, many practical details will be described together in the following description. However, it should be understood that these practical details should not be used to limit the present invention. That is, in some embodiments of the present invention, these practical details are not necessary. In addition, for the purpose of simplifying the drawings, some conventional structures and components will be depicted in a simple schematic manner in the drawings.

[0041] In addition, in the present invention, the descriptions of "first", "second", etc. are only used for descriptive purposes, and do not specifically refer to the order or sequence, nor are they used to limit the present invention. They are only used to distinguish components or operations described with the same technical terms, and cannot be understood as indicating or implying their relative importance or implicitly indicating the number of technical features indicated. Therefore, the features defined as "first" and "second" may explicitly or implicitly include at least one of the features. In addition, the technical solutions between the various embodiments can be combined with each other, but they must be based on the ability of ordinary technicians in the field to implement them. When the combination of technical solutions is contradictory or cannot be implemented, it should be considered that such a combination of technical solutions does not exist and is not within the scope of protection required by the present invention.

[0042] See also Figure 1-6The present invention provides an assembly device for a car seat frame, comprising an assembly platform 1 and an assembly device 11 installed on the assembly platform 1. The top of the assembly platform 1 is connected with a slide plate 3 through a slide rail 2. The top of the slide plate 3 is fixed with a first support plate 4, a second support plate 5, a positioning plate 6 and a third support plate 7 in sequence from left to right. A limiting component 13 is provided on the side away from each other of the first support plate 4 and the third support plate 7. A fastening component 14 is fixed at the top of the assembly platform 1 and at a position corresponding to the back of the first support plate 4 and the second support plate 5. The limiting component 13 includes a first telescopic block 130 1 and a second telescopic block 1304 arranged on the top of the first telescopic block 1301, and the first telescopic block 1301 is provided with a first fixing rod 1302; the fastening assembly 14 includes a fastening plate 1401 fixed on the assembly table 1, and two sliding rods 1402 are movably inserted on the top of the fastening plate 1401, and one end of the sliding rod 1402 is fixedly connected to a fitting block 1403, and a compression spring 1404 sleeved on the sliding rod 1402 is fixed on the fitting block 1403, and a trigger box 15 is also fixed on the back of the fastening plate 1401; a pressure sensor 1503 is provided in the inner cavity of the trigger box 15.

[0043] Furthermore, one end of the first fixing rod 1302 is movably inserted into the inner cavity of the first telescopic block 1301 and is sleeved with a first spring 1306, and the top of the first telescopic block 1301 is fixedly connected to the second fixing rod 1303, and one end of the second fixing rod 1303 is movably inserted into the inner cavity of the second telescopic block 1304 and is sleeved with a second spring 1307; through the design of the first telescopic block 1301 and the second telescopic block 1304, the limiting assembly 13 can be adapted to seat cushion frames of different lengths or heights, thereby improving the applicability of the device, and can provide a good fastening effect for the seat cushion frame through the restoring force of the first spring 1306 and the second spring 1307.

[0044] Furthermore, an arc-shaped fitting groove 1305 is provided on one side of the second telescopic block 1304 close to the center of the slide plate 3, which can well fit and stabilize the two ends of the seat cushion frame.

[0045] Furthermore, a return spring 1501 is fixedly connected to the middle part of the inner cavity of the trigger box 15, one end of the return spring 1501 is fixedly connected to a limiting slide 1502 slidably connected to the inner wall of the trigger box 15, a pressure sensor 1503 is installed on the side of the limiting slide 1502 away from the return spring 1501, and a rubber sheet 1504 is also sleeved on the side of the limiting slide 1502 away from the return spring 1501 and located outside the pressure sensor 1503; through the designed pressure sensor 1503, the drive motor 10 can be automatically started when the slide plate 3 approaches, so as to achieve the effect of closing the disc spring on the disc spring fixing plate 12 onto the seat cushion frame.

[0046] Furthermore, a through hole 1405 is provided on the plate body of the fastening plate 1401 at a position corresponding to the position of the trigger box 15 , so as to facilitate the passage of the ejector rod 402 .

[0047] Furthermore, a hanging rod 401 is provided on the top of the back side of the first support plate 4, the positioning plate 6 and the third support plate 7 for conveniently hanging the cushion frame. A top rod 402 is also fixed on the back side of the first support plate 4 and the third support plate 7 at a position corresponding to the position of the through hole 1405, and the size of the top rod 402 is adapted to the size of the through hole 1405, which can facilitate the hanging and stabilization of the cushion frame.

[0048] Furthermore, a hole is provided on the front side of the assembly device 11 at a position corresponding to the positioning plate 6, and a coil spring fixing plate 12 is arranged in the hole. The position of the coil spring fixing plate 12 corresponds to the hanging rod 401 on the positioning plate 6, which can achieve good positioning and enable the docking part of the seat cushion frame to accurately contact the coil spring fixing plate 12; a drive motor 10 is also provided on one side of the assembly device 11, and the power output end of the drive motor 10 is connected to the power input end of the coil spring fixing plate 12, and the signal input port of the drive motor 10 is electrically connected to the power output port of the pressure sensor 1503; the pressure sensor 1503 can provide a signal to the drive motor 10.

[0049] Furthermore, a telescopic cylinder 9 is installed at the bottom of the front side of the assembly table 1 through a fixing plate 8, and a power output shaft of the telescopic cylinder 9 is fixed on the slide plate 3; the telescopic cylinder 9 can push the slide plate 3 to move.

[0050] Furthermore, the first support plate 4, the positioning plate 6 and the third support plate 7 are on the same horizontal line on the skateboard 3, the second support plate 5 is in front of the first support plate 4, the positioning plate 6 and the third support plate 7 on the skateboard 3, and the top of the second support plate 5 is an arc-shaped structure with the left side higher and the right side lower; it can provide good support and stability for the seat cushion frame.

[0051] In order to achieve the above object, a method for assembling a car seat cushion frame is provided, and the specific assembly steps are as follows:

[0052] Step 1: Place the seat frame to be assembled on the second support plate 5, and hang one end of the seat frame on the first support plate 4 through the hanging rod 401, hang the other end of the seat frame on the third support plate 7, hang the docking part of the seat frame on the positioning plate 6, and make the left and right ends of the seat frame extend to the fitting groove 1305 of the second telescopic block 1304 respectively and fit inside it;

[0053] Step 2: Place the disc spring on the disc spring fixing plate 12 and secure it firmly;

[0054] Step 3, start the telescopic cylinder 9, the power output rod of the telescopic cylinder 9 pushes the slide plate 3 close to the assembly equipment 11, so that the seat frame joint part on the positioning plate 6 is close to the coil spring fixing plate 12, when approaching, the seat frame will gradually contact the fitting block 1403, and the fitting block 1403 will compress the compression spring 1404 and push the slide bar 1402 to slide, at this time, the seat frame can be pushed back by the restoring force of the compression spring 1404, so that the seat frame is more tightened on the first support plate 4 and the third support plate 7, until the push rod 402 passes through the through hole 1405 and triggers the pressure sensor 1503;

[0055] Step 4: The push rod 402 first contacts the rubber sheet 1504, and then provides a pressure signal to the pressure sensor 1503 through the rubber sheet 1504. After the pressure sensor 1503 is pressed, it transmits the signal to the drive motor 10 and starts. The drive motor 10 drives the coil spring fixing plate 12 to close the coil spring to the docking part of the seat frame;

[0056] Step 5: After the assembly is completed, the telescopic cylinder 9 is started to pull back the slide plate 3, the seat frame with the disc spring installed is removed from the second support plate 5, and the disc spring of the next seat frame is installed.

[0057] The above description is only an embodiment of the present invention and is not intended to limit the present invention. For those skilled in the art, the present invention may have various modifications and variations. Any modification, equivalent substitution, improvement, etc. made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.

Claims

1. An automobile seat cushion frame assembly device, comprising an assembly table and an assembly device installed on the assembly table, characterized in that: The top of the assembly table is connected with a slide plate through a slide rail, and the top of the slide plate is fixed with a first support plate, a second support plate, a positioning plate and a third support plate in sequence from left to right, and a limiting component is provided on the side of the first support plate and the third support plate away from each other, and a fastening component is fixed at the top of the assembly table and at a position corresponding to the back of the first support plate and the second support plate; The limiting assembly includes a first telescopic block and a second telescopic block arranged on the top of the first telescopic block, and the first telescopic block is provided with a first fixing rod; The fastening assembly comprises a fastening plate fixed on the assembly table, two sliding rods are movably inserted on the top of the fastening plate, one end of the sliding rod is fixedly connected to a fitting block, a compression spring sleeved on the sliding rod is fixed on the fitting block, and a trigger box is also fixed on the back of the fastening plate; A pressure sensor is provided in the inner cavity of the trigger box; A through hole is also provided on the plate body of the fastening plate at a position corresponding to the position of the trigger box; The top of the first support plate, the positioning plate and the back of the third support plate are all provided with hanging rods for conveniently hanging the cushion frame. A push rod is also fixed on the back of the first support plate and the third support plate at a position corresponding to the position of the perforation, and the size of the push rod is adapted to the size of the perforation; A hole is provided on the front of the assembly device at a position corresponding to the positioning plate, and a coil spring fixing plate is arranged in the hole, and the position of the coil spring fixing plate corresponds to the hanging rod on the positioning plate; A driving motor is also provided on one side of the assembly device, a power output end of the driving motor is connected to a power input end of the coil spring fixing plate, and a signal input port of the driving motor is electrically connected to a power output port of the pressure sensor; A telescopic cylinder is also installed at the bottom of the front side of the assembly table through a fixing plate, and a power output shaft of the telescopic cylinder is fixed on the slide plate.

2. The automobile seat frame assembly equipment according to claim 1, characterized in that: One end of the first fixing rod movably penetrates into the inner cavity of the first telescopic block and is sleeved with a first spring, the top of the first telescopic block is fixedly connected to a second fixing rod, and one end of the second fixing rod movably penetrates into the inner cavity of the second telescopic block and is sleeved with a second spring.

3. The automobile seat frame assembly equipment according to claim 1, characterized in that: An arc-shaped fitting groove is formed on one side of the second telescopic block close to the center of the slide plate.

4. The automobile seat cushion frame assembly equipment according to claim 1, characterized in that: A return spring is fixedly connected to the middle of the inner cavity of the trigger box, one end of the return spring is fixedly connected to a limiting slide slidably connected to the inner wall of the trigger box, a pressure sensor is installed on the side of the limiting slide away from the return spring, and a rubber sheet is also sleeved on the side of the limiting slide away from the return spring and located outside the pressure sensor.

5. The automobile seat cushion frame assembly equipment according to claim 1, characterized in that: The first support plate, the positioning plate and the third support plate are on the same horizontal line on the skateboard, the second support plate is in front of the first support plate, the positioning plate and the third support plate on the skateboard, and the top of the second support plate is an arc-shaped structure with the left side higher and the right side lower.

6. A method for assembling a car seat cushion frame, characterized in that: The automobile seat cushion frame assembly device according to any one of claims 1 to 5 is used, and the specific assembly steps are as follows: Step 1: Place the seat cushion frame to be assembled on the second support plate, and place one end of the seat cushion frame on the first support plate, the other end of the seat cushion frame on the third support plate, and the docking portion of the seat cushion frame on the positioning plate; Step 2: Place the disc spring on the disc spring fixing plate and secure it firmly; Step 3: Start the telescopic cylinder to push the slide plate close to the assembly equipment, so that the seat frame docking part on the positioning plate is close to the coil spring fixing plate, until the push rod penetrates the perforation and triggers the pressure sensor; Step 4: The pressure sensor transmits a signal to the drive motor, and the drive motor drives the coil spring fixing plate to close the coil spring to the docking portion of the seat cushion frame; Step 5: After assembly is completed, start the telescopic cylinder to pull back the slide plate, remove the seat frame with the disc spring installed from the second support plate, and install the disc spring of the next seat frame.

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