CN109017456B - Automobile seat side connection plate and manufacturing method thereof - Google Patents
Automobile seat side connection plate and manufacturing method thereof Download PDFInfo
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- CN109017456B CN109017456B CN201810892754.0A CN201810892754A CN109017456B CN 109017456 B CN109017456 B CN 109017456B CN 201810892754 A CN201810892754 A CN 201810892754A CN 109017456 B CN109017456 B CN 109017456B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60N—SEATS SPECIALLY ADAPTED FOR VEHICLES; VEHICLE PASSENGER ACCOMMODATION NOT OTHERWISE PROVIDED FOR
- B60N2/00—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles
- B60N2/005—Arrangement or mounting of seats in vehicles, e.g. dismountable auxiliary seats
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Abstract
The invention relates to an automobile seat side connection plate and a manufacturing method thereof. The automobile seat side connecting plate is high in strength and not easy to deform, and the stress of a deformed part of a metal plate reaches the yield limit through stamping the metal plate for multiple times, so that the strength requirement is met; and the temperature change is large during welding by analysis, the welding stress concentration is weakened by changing the welding sequence and the processing conditions, the welding continuity is ensured, the deformation is prevented, and the dimensional accuracy is ensured so as to meet the subsequent assembly requirement.
Description
Technical Field
The invention relates to an automobile seat side connecting plate and a manufacturing method thereof.
Background
An important standard for measuring automobiles in the market is high safety and low energy consumption, wherein the safety experiment of the automobiles is performed by a national detection mechanism for collision experiment, wherein side collision is one of the more common forms in automobile collision accidents, and the number of the side collision and the number of injured people are more; the automobile body side structure has smaller deformation energy-absorbing parts and small buffer space, so that the probability of injury of passengers is higher once the passengers are collided laterally; the automobile seat side connecting plate has the advantages that the reinforcing rods are required to be additionally arranged on the automobile body and the seat, the thickness of each part of the seat is increased, the weight of the automobile body is relatively increased, and the automobile seat side connecting plate plays a role.
Present car seat side joint board has included the side joint board body and has welded the fixed plate in side joint board body one end downside, has recessed inside groove 140 on the side joint board body, is provided with incision 150 in the inside groove, sets up corresponding connecting hole 160 from top to bottom on side joint board body and the fixed plate respectively, sets up corresponding pilot hole 170 from top to bottom in the recess of side joint board body and on the fixed plate respectively, keeps away from pilot hole one end in the recess of side joint board body and is provided with through-hole 180.
The sheet metal part is welded at the sheet metal connection part after being subjected to multiple stamping deformation, and the welding process shows that the deformation after welding is limited by the structural factor of the welding part, the highest temperature of a welding area can reach the boiling point of a material in a long time, and the temperature of the welding area is rapidly reduced away from a heat source and is directly sent to a greenhouse; this uneven heat input results in: 1. non-uniform temperature variations; 2. non-uniform plastic changes; 3, non-uniform phase change; the internal stress caused by welding cannot be completely eliminated, so that the product generates great deformation after welding, and finally the influence difference cannot meet the subsequent assembly requirement; such deformation, if not eliminated, can in certain cases also adversely affect the fracture properties, fatigue strength and dimensional accuracy of the product structure.
Disclosure of Invention
In view of the above, the present invention aims to provide a high strength and non-deformable bypass plate for a vehicle seat and a manufacturing method thereof.
The invention is realized by adopting the following scheme: the utility model provides a car seat side fishplate bar, includes side fishplate bar body and fixed plate, and side fishplate bar body border is provided with the first hem of buckling downwards, the fixed plate border is provided with the second hem of buckling upwards, the fixed plate is located side fishplate bar body one end downside and the second hem welding of fixed plate is on the first hem of side fishplate bar body, first hem is not provided with the turn-ups of turning over to the enstrophe with fixed plate welded part.
Furthermore, a supporting shaft is arranged between the side connecting plate body and the fixing plate in a clamping mode, positioning shaft portions with diameters smaller than that of the supporting shaft extend from two ends of the supporting shaft, positioning holes matched with the positioning shaft portions on the supporting shaft are formed in the side connecting plate body and the fixing plate respectively, and annular end faces at two end portions of the supporting shaft abut against inner side faces of the side connecting plate body and the fixing plate respectively.
A method for manufacturing the bypass board of the car seat as described above, comprising the steps of: (1) processing to obtain a side connection plate body, a fixing plate and a support shaft; (2) with fixed plate, other joint plate body and back shaft assembly together, the back shaft presss from both sides between other joint plate body and fixed plate, and the locating shaft portion at back shaft both ends passes the locating hole on other joint plate body and the fixed plate respectively, and the second hem of fixed plate aligns with the first hem of other joint plate body, then with fixed plate and other joint plate body welding together, specific welding process as follows: five welding beads are distributed along the trend of a second folded edge on the fixing plate, namely a first welding bead and a fifth welding bead which are positioned at the two end positions of the second folded edge of the fixing plate, a third welding bead positioned at the end part of the side joint plate, a second welding bead positioned between the first welding bead and the third welding bead and a fourth welding bead positioned between the fifth welding bead and the third welding bead, wherein the welding sequence is the first welding bead, the third welding bead, the fifth welding bead, the second welding bead and the fourth welding bead in sequence; and after the fixed plate and the side joint plate body are welded, the positioning shaft part on the supporting shaft is welded with the side joint plate body by a sixth welding bead.
Further, in the step (2), the first welding bead and the fifth welding bead are both arc-shaped, the welding bead length is 25mm, the first welding bead and the fifth welding bead weld the end part of the second flange and the first flange together, and simultaneously weld the end part of the turning plate and the fixing plate together; the third bead was arc-shaped and had a bead length of 20mm, the second and fourth beads each had a bead length of 25mm, and the sixth bead length was 15 mm.
Further, the welding conditions are set as follows: mixture gas ratio, argon: the carbon dioxide ratio Ar 16-22%: CO 84% -78%; the gas flow is 10-15; phi 1.2mm is adopted as the welding wire, and the extending length of the welding wire is 14.4 mm; setting current 160A and speed 80 CM/min for arc striking; arc breaking setting current 130A, robot stopping time 0.1 second, and welding wire adhesion monitoring time 0.2 second; the current 130A and the speed 100 CM/min are set at the striking.
Further, the welding process in the step (2) is carried out on a welding jig, the welding jig comprises a bottom plate, a first positioning pin, a second positioning pin and a third positioning pin which are respectively matched with a connecting hole, a through hole and an assembling hole in a side connecting plate are arranged on the bottom plate, a convex shaft which is positioned below the positioning hole of the fixing plate is arranged on the bottom plate, and a hole groove for inserting a positioning shaft part on the supporting shaft is formed in the upper end surface of the convex shaft; and a chuck used for clamping the bypass plate is arranged above the bottom plate and is driven by a corner cylinder on the bottom plate.
Compared with the prior art, the invention has the following beneficial effects: the automobile seat side connecting plate is high in strength and not easy to deform, and the stress of a deformed part of a metal plate reaches the yield limit through stamping the metal plate for multiple times, so that the strength requirement is met; and the temperature change is large during welding by analysis, the welding stress concentration is weakened by changing the welding sequence and the processing conditions, the welding continuity is ensured, the deformation is prevented, and the dimensional accuracy is ensured so as to meet the subsequent assembly requirement.
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail below with reference to specific embodiments and accompanying drawings.
Drawings
FIG. 1 is an elevation view of a bypass plate body in an embodiment of the present invention;
FIG. 2 is a side view of a bypass plate body in accordance with an embodiment of the present invention;
FIG. 3 is a rear view of a bypass panel body in accordance with an embodiment of the present invention;
FIG. 4 is an exploded view of a bypass plate according to an embodiment of the present invention;
FIG. 5 is a perspective view of an orientation of a bypass plate in accordance with an embodiment of the present invention;
FIG. 6 is a perspective view of an alternate orientation of a bypass plate in accordance with an embodiment of the present invention;
FIG. 7 is a state diagram of a welding process for a bypass plate according to an embodiment of the present invention;
the reference numbers in the figures illustrate: 100-side joint plate body, 110-first flange, 120-flange, 130-positioning hole, 140-inner groove, 150-notch, 160-connecting hole, 170-assembling hole, 180-through hole, 200-fixing plate, 210-second flange, 300-supporting shaft, 310-positioning shaft, 410-first welding bead, 420-second welding bead, 430-third welding bead, 440-fourth welding bead, 450-fifth welding bead, 460-sixth welding bead, 500-welding jig, 500-bottom plate, 510-first positioning pin, 520-second positioning pin, 530-third positioning pin, 540-convex shaft, 550-clamping head and 560-corner cylinder.
Detailed Description
As shown in fig. 1 to 7, an automobile seat side joint plate comprises a side joint plate body 100 and a fixing plate 200, wherein a first folded edge 110 which is bent downwards is arranged at the edge of the side joint plate body 100, a second folded edge 210 which is bent upwards is arranged at the edge of the fixing plate 200, the fixing plate 200 is positioned at the lower side of one end of the side joint plate body 100, the second folded edge of the fixing plate is welded on the first folded edge of the side joint plate body, and a turned edge 120 which is turned inwards is not arranged on the part, welded with the fixing plate, of the first folded edge 110.
In this embodiment, a supporting shaft 300 is clamped between the side joint plate body 100 and the fixing plate 200, two ends of the supporting shaft 300 extend out of a positioning shaft portion 310 with a diameter smaller than that of the supporting shaft, the side joint plate body 100 and the fixing plate 200 are respectively provided with positioning holes 130 matched with the positioning shaft portion on the supporting shaft 300, annular end surfaces at two ends of the supporting shaft 300 respectively prop against inner side surfaces of the side joint plate body and the fixing plate, and the supporting shaft is additionally arranged in the middle of the side joint plate, so that the strength of the whole side joint plate is further improved, and the deformation and the collapse.
A method for manufacturing the bypass board of the car seat as described above, comprising the steps of: (1) processing to obtain a side connecting plate body 100, a fixing plate 200 and a supporting shaft 300; (2) with fixed plate 100, other joint plate body 200 and the assembly of back shaft 300 together, the back shaft presss from both sides between other joint plate body and fixed plate, and the locating shaft portion 310 at back shaft both ends passes the locating hole 130 on other joint plate body and the fixed plate respectively, and the second hem of fixed plate aligns with the first hem of other joint plate body, then with fixed plate and other joint plate body welding together, specific welding process is as follows: five welding beads are distributed along the trend of the second folded edge on the fixing plate, namely a first welding bead 410 and a fifth welding bead 450 which are positioned at the two end positions of the second folded edge of the fixing plate, a third welding bead 430 which is positioned at the end part of the side plate, a second welding bead 420 which is positioned between the first welding bead and the third welding bead and a fourth welding bead 440 which is positioned between the fifth welding bead and the third welding bead, wherein the welding sequence is a first welding bead, a third welding bead, a fifth welding bead, a second welding bead and a fourth welding bead; after the fixing plate and the bypass plate body are welded, the positioning shaft portion on the support shaft is welded to the bypass plate body by a sixth weld bead 460.
In the embodiment, in the step (2), the first weld bead and the fifth weld bead are both arc-shaped and 25mm long, and the first weld bead and the fifth weld bead weld the second flange end part and the first flange together and also weld the end part of the turning plate and the fixing plate together; the third bead was arc-shaped and had a bead length of 20mm, the second and fourth beads each had a bead length of 25mm, and the sixth bead length was 15 mm.
In the present embodiment, the welding conditions are set as: mixture gas ratio, argon: the carbon dioxide ratio Ar 16-22%: CO 84% -78%; the gas flow is 10-15; phi 1.2mm is adopted as the welding wire, and the extending length of the welding wire is 14.4 mm; setting current 160A and speed 80 CM/min for arc striking; arc breaking setting current 130A, robot stopping time 0.1 second, and welding wire adhesion monitoring time 0.2 second; the current 130A and the speed 100 CM/min are set at the striking.
In this embodiment, the welding process in step (2) is performed on a welding jig, the welding jig includes a bottom plate 500, the bottom plate 500 is provided with a first positioning pin 510, a second positioning pin 520, and a third positioning pin 530, which are respectively matched with a connecting hole, a through hole, and an assembling hole on a side connection plate, the bottom plate is provided with a protruding shaft 540 located below a positioning hole of a fixing plate, and the upper end surface of the protruding shaft is provided with a hole slot for inserting a positioning shaft portion on a support shaft; and a chuck 550 used for clamping the bypass board is arranged above the bottom plate, the chuck is driven by a corner cylinder 560 on the bottom plate, and the corner cylinder 560 drives the chuck to clamp the bypass board.
In this embodiment, in the step (1), the processing procedure of the bypass board body is as follows: a. punching positioning holes on a metal plate; b. punching and forming an inner groove and a connecting hole; c. punching and forming a first folded edge and a notch in the inner groove; d. punching and forming an assembling hole; e. punching and forming a through hole; f. and stamping a flanging on the first flanging edge. The panel beating forms other fishplate bar body through six times of punching presses, and other fishplate bar body is through stamping deformation, make the panel beating possess two semicircle reinforcing stress and reach the yield limit.
The automobile seat side connecting plate has the advantages that the stress of a deformed part of a metal plate reaches the yield limit through multiple stamping of the metal plate, and the strength requirement is met; and the temperature change is large during welding by analysis, the welding stress concentration is weakened by changing the welding sequence and the processing conditions, the welding continuity is ensured, the deformation is prevented, and the dimensional accuracy is ensured so as to meet the subsequent assembly requirement.
The above-mentioned preferred embodiments, further illustrating the objects, technical solutions and advantages of the present invention, should be understood that the above-mentioned are only preferred embodiments of the present invention and should not be construed as limiting the present invention, and any modifications, equivalents, improvements and the like made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (5)
1. The utility model provides a car seat side fishplate bar, includes other fishplate bar body and fixed plate, its characterized in that: the edge of the side joint plate body is provided with a first folded edge which is bent downwards, the edge of the fixed plate is provided with a second folded edge which is bent upwards, the fixed plate is positioned at the lower side of one end of the side joint plate body, the second folded edge of the fixed plate is welded on the first folded edge of the side joint plate body, and the part, which is not welded with the fixed plate, of the first folded edge is provided with a folded edge which is folded inwards; the supporting shaft is arranged between the side connecting plate body and the fixing plate in a clamping mode, the two ends of the supporting shaft extend out of positioning shaft portions with the diameters smaller than that of the supporting shaft, positioning holes matched with the positioning shaft portions on the supporting shaft are formed in the side connecting plate body and the fixing plate respectively, and annular end faces at the two end portions of the supporting shaft abut against the inner side faces of the side connecting plate body and the inner side faces of the fixing plate respectively.
2. A method for manufacturing a bypass plate for a seat of a vehicle as defined in claim 1, wherein: the method comprises the following steps: (1) processing to obtain a side connection plate body, a fixing plate and a support shaft; (2) with fixed plate, other joint plate body and back shaft assembly together, the back shaft presss from both sides between other joint plate body and fixed plate, and the locating shaft portion at back shaft both ends passes the locating hole on other joint plate body and the fixed plate respectively, and the second hem of fixed plate aligns with the first hem of other joint plate body, then with fixed plate and other joint plate body welding together, specific welding process as follows: five welding beads are distributed along the trend of a second folded edge on the fixing plate, namely a first welding bead and a fifth welding bead which are positioned at the two end positions of the second folded edge of the fixing plate, a third welding bead positioned at the end part of the side joint plate, a second welding bead positioned between the first welding bead and the third welding bead and a fourth welding bead positioned between the fifth welding bead and the third welding bead, wherein the welding sequence is the first welding bead, the third welding bead, the fifth welding bead, the second welding bead and the fourth welding bead in sequence; and after the fixed plate and the side joint plate body are welded, the positioning shaft part on the supporting shaft is welded with the side joint plate body by a sixth welding bead.
3. The method for manufacturing a car seat bypass plate according to claim 2, wherein: in the step (2), the first welding bead and the fifth welding bead are both arc-shaped, the welding bead length is 25mm, the first welding bead and the fifth welding bead weld the end part of the second flange and the first flange together, and meanwhile, the end part of the flanging and the fixing plate are welded together; the third bead was arc-shaped and had a bead length of 20mm, the second and fourth beads each had a bead length of 25mm, and the sixth bead length was 15 mm.
4. The method for manufacturing a car seat bypass plate according to claim 2, wherein: the welding conditions were set as follows: mixture gas ratio, argon: the carbon dioxide ratio Ar 16-22%: CO 84% -78%; the gas flow is 10-15L/Min; phi 1.2mm is adopted as the welding wire, and the extending length of the welding wire is 14.4 mm; setting current 160A and speed 80 CM/min for arc striking; arc breaking setting current 130A, robot stopping time 0.1 second, and welding wire adhesion monitoring time 0.2 second; the arc re-strike sets the current 130A, speed 100 CM/min.
5. The method for manufacturing a car seat bypass plate according to claim 2, wherein: the welding process in the step (2) is carried out on a welding jig, the welding jig comprises a bottom plate, a first positioning pin, a second positioning pin and a third positioning pin which are respectively matched with a connecting hole, a through hole and an assembling hole in a side connecting plate are arranged on the bottom plate, a convex shaft positioned below the positioning hole of the fixing plate is arranged on the bottom plate, and a hole groove used for inserting a positioning shaft part on the supporting shaft is formed in the upper end face of the convex shaft; and a chuck used for clamping the bypass plate is arranged above the bottom plate and is driven by a corner cylinder on the bottom plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810892754.0A CN109017456B (en) | 2018-08-07 | 2018-08-07 | Automobile seat side connection plate and manufacturing method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810892754.0A CN109017456B (en) | 2018-08-07 | 2018-08-07 | Automobile seat side connection plate and manufacturing method thereof |
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| Publication Number | Publication Date |
|---|---|
| CN109017456A CN109017456A (en) | 2018-12-18 |
| CN109017456B true CN109017456B (en) | 2020-11-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810892754.0A Active CN109017456B (en) | 2018-08-07 | 2018-08-07 | Automobile seat side connection plate and manufacturing method thereof |
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| CN (1) | CN109017456B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11169259A (en) * | 1997-12-11 | 1999-06-29 | Tachi S Co Ltd | Frame structure of seat back |
| CN104802672A (en) * | 2015-04-29 | 2015-07-29 | 联扬塑胶(深圳)有限公司 | Connecting buckle |
| CN205853951U (en) * | 2016-06-20 | 2017-01-04 | 全兴工业研发（廊坊）有限公司 | A kind of automobile chair frame |
| CN206653963U (en) * | 2017-04-20 | 2017-11-21 | 重庆宏立至信汽车部件制造有限公司 | The mounting structure of handrail fixed support and backrest side plate |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20130140868A1 (en) * | 2011-12-01 | 2013-06-06 | Toyota Motor Engineering & Manufacturing North America, Inc. | Discontinuous section tower tube |
-
2018
- 2018-08-07 CN CN201810892754.0A patent/CN109017456B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11169259A (en) * | 1997-12-11 | 1999-06-29 | Tachi S Co Ltd | Frame structure of seat back |
| CN104802672A (en) * | 2015-04-29 | 2015-07-29 | 联扬塑胶(深圳)有限公司 | Connecting buckle |
| CN205853951U (en) * | 2016-06-20 | 2017-01-04 | 全兴工业研发（廊坊）有限公司 | A kind of automobile chair frame |
| CN206653963U (en) * | 2017-04-20 | 2017-11-21 | 重庆宏立至信汽车部件制造有限公司 | The mounting structure of handrail fixed support and backrest side plate |
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| Publication number | Publication date |
|---|---|
| CN109017456A (en) | 2018-12-18 |
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