Chuck stretch bending tool for automobile exterior trimming part

Abstract

The chuck stretch bending tool for the automobile exterior trimming part comprises an installation table, the installation table is provided with a bottom plate base, and the bottom plate base is sequentially provided with a left end first pressing set and a left end second pressing set which are used for pressing a left end product, and a right end second pressing set and a right end first pressing set which are used for pressing a right end product from left to right. A punching set is arranged between the left end second pressing set and the right end second pressing set and comprises a left cutting-off set used for cutting off the right end of the product at the left end and a right cutting-off set used for cutting off the left end of the product at the right end. According to the utility model, the problems of how to improve the production efficiency of the outer decorative strip and reduce the labor cost in the prior art are solved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of chuck draw bending automobile outer decoration parts, and especially relates to a chuck draw bending tool for automobile outer decoration parts. BACKGROUND

[0002] A kind of automobile product (such as structural member as automobile outer decoration strip) is installed in the upper position of automobile door frame, and it plays the role of sealing to automobile guide groove, waterproofing, preventing noise, beautifying appearance and protecting fixation.The structural member is needed to be installed in four doors of automobile, and four sets of draw bending mould, equipment and labor are needed for four direction draw bending, with low production efficiency and high labor cost.

[0003] Therefore, how to improve the production efficiency of outer decoration strip and reduce labor cost becomes a technical problem to be solved. UTILITY MODEL CONTENT

[0004] The utility model is to provide a kind of chuck draw bending tool for automobile outer decoration parts, and mainly solve the problem of how to improve the production efficiency of outer decoration strip and reduce labor cost in the prior art.

[0005] In order to achieve the above purpose, the utility model adopts the technical scheme of: a kind of chuck draw bending tool for automobile outer decoration parts, characterized in that: the chuck draw bending tool includes a mounting table, the mounting table is provided with a base plate seat, the base plate seat is sequentially provided with a left end first pressing group and a left end second pressing group for pressing the left end product, a right end second pressing group and a right end first pressing group for pressing the right end product from left to right, a punching group is arranged between the left end second pressing group and the right end second pressing group, and the punching group includes a left cutting group for cutting the right end of the left end product and a right cutting group for cutting the left end of the right end product.

[0006] Further, the left cutting group includes three left support plates, the left side surface of the left three support plates is provided with a left fixed plate, the left side surface of the left fixed plate is sequentially provided with three left oil cylinders, a left guide rail and a left lower connecting block from top to bottom, the left guide rail is connected to three left upper positioning blocks through a left sliding block, the top of the left lower connecting block is provided with three left lower positioning blocks, and the bottom of the left lower connecting block is connected to a left oil cylinder; the movable end of the left three oil cylinders drives the left three upper positioning blocks to move up and down along the left guide rail, so that the left three upper positioning blocks and the left three lower positioning blocks clamp the right end of the left end product, and the movable end of the left oil cylinder is connected to a left cutting knife for punching the right end of the left end product;

[0007] The right cutting group comprises a right three-supporting plate, a right fixing plate is arranged on the right side surface of the right three-supporting plate, a right three-oil cylinder, a right guide rail and a right lower connecting block are sequentially arranged on the right side surface of the right fixing plate from top to bottom, the right guide rail is connected with the right three upper positioning blocks through a right sliding block, the right lower connecting block is provided with a right three lower positioning block at the top, and the bottom of the right lower connecting block is connected with the right oil cylinder; the movable end of the right three-oil cylinder drives the right three upper positioning blocks to move up and down along the right guide rail, so that the right three upper positioning blocks and the right three lower positioning blocks clamp the left end of the right end product, and the movable end of the right oil cylinder is connected with a right cutting knife used for punching the left end of the right end product.

[0008] Further, the bottom of the left three upper positioning block is provided with a profiling groove matched with the shape of the right end of the left end product, the right end of the left three upper positioning block is provided with a left upper punching groove, the top of the left three lower positioning block is provided with a profiling groove matched with the shape of the right end of the left end product, and the right end of the left three lower positioning block is provided with a left lower punching groove, the left upper punching groove and the left lower punching groove are in position correspondence.

[0009] The bottom of the right three upper positioning block is provided with a profiling groove matched with the shape of the left end of the right end product, the left end of the right three upper positioning block is provided with a right upper punching groove, the top of the right three lower positioning block is provided with a profiling groove matched with the shape of the left end of the right end product, and the left end of the right three lower positioning block is provided with a right lower punching groove, the right upper punching groove and the right lower punching groove are in position correspondence.

[0010] Further, the clamp head stretch bending tool further comprises a left lower die and a left lining strip, after the left lining strip is nested in the left end product, the left end product and the left lining strip are stretched and bent along the left lower die;

[0011] The left end first pressing group comprises a left one-supporting plate, the left one-supporting plate is sequentially provided with a left one-oil cylinder and a left one L-shaped supporting plate from top to bottom, the movable end of the bottom of the left one-oil cylinder is connected with a left one upper die, and the left lower die is fixed on the left one L-shaped supporting plate; the bottom of the left one upper die is provided with a profiling groove matched with the shape of the left end product, and the left one upper die, the left lower die and the left lining strip jointly clamp the left end product.

[0012] The left end second pressing group comprises a left two-supporting plate, the left two-supporting plate is sequentially provided with a left two-oil cylinder and a left two L-shaped supporting plate from top to bottom, the movable end of the bottom of the left two-oil cylinder is connected with a left two upper die, and the left lower die is fixed on the left two L-shaped supporting plate; the bottom of the left two upper die is provided with a profiling groove matched with the shape of the left end product, and the left two upper die, the left lower die and the left lining strip jointly clamp the left end product.

[0013] Further, the clamp head stretch bending tool further comprises a right lower die and a right lining strip, after the right lining strip is nested in the right end product, the right end product and the right lining strip are stretched and bent along the right lower die;

[0014] The right end second pressing group comprises right two support plates, which are sequentially provided with right two oil cylinders and right two L-shaped support plates from top to bottom, the movable end of the bottom of the right two oil cylinders is connected with a right two upper die, and a right lower die is fixed on the right two L-shaped support plates; the right two upper die is provided with a profiling groove matched with the shape of the right end product at the bottom, and the right two upper die, the right lower die and the right lining strip jointly clamp the left end product;

[0015] The right end first pressing group comprises a right one support plate, which is sequentially provided with a right one oil cylinder and a right one L-shaped support plate from top to bottom, the movable end of the bottom of the right one oil cylinder is connected with a right one upper die, and a right lower die is fixed on the right one L-shaped support plate; the right one upper die is provided with a profiling groove matched with the shape of the right end product at the bottom, and the right one upper die, the right lower die and the right lining strip jointly clamp the right end product.

[0016] Further, the movable end of the bottom of the left one oil cylinder is detachably connected with a left one upper die, and a left lower die is detachably fixed on the left one L-shaped support plate;

[0017] The movable end of the bottom of the left two oil cylinders is detachably connected with a left two upper die, and a left lower die is detachably fixed on the left two L-shaped support plates;

[0018] The movable end of the bottom of the right one oil cylinder is detachably connected with a right one upper die, and a right lower die is detachably fixed on the right one L-shaped support plate;

[0019] The movable end of the bottom of the right two oil cylinders is detachably connected with a right two upper die, and a right lower die is detachably fixed on the right two L-shaped support plates.

[0020] Further, a left adjusting plate is further arranged between the left three support plates and the left fixed plate, the left three support plates are provided with left upper arc-shaped holes, the connection between the center of the left adjusting plate and the center of the left three support plates is a left center point, after the left adjusting plate with the left fixed plate rotates on the surface of the left three support plates with the left center point as the center, a left one connecting hole of the left adjusting plate is connected and fixed with a corresponding left upper arc-shaped hole through a bolt;

[0021] A right adjusting plate is further arranged between the right three support plates and the right fixed plate, the right three support plates are provided with right upper arc-shaped holes, the connection between the center of the right adjusting plate and the center of the right three support plates is a right center point, after the right adjusting plate with the right fixed plate rotates on the surface of the right three support plates with the right center point as the center, a right one connecting hole of the right adjusting plate is connected and fixed with a corresponding right upper arc-shaped hole through a bolt.

[0022] Further, the chuck draw bending tool further comprises a left screw rod and a right screw rod;

[0023] The left side surface of the left fixed plate is provided with a left upper connecting block, and the left upper connecting block is internally provided with a left upper internal thread; the top of the left adjusting plate is provided with a left dovetail groove, and the end of the left screw rod is embedded in the left dovetail groove, and the threaded part of the left screw rod matches the left upper internal thread; the left fixed plate is provided with a left strip-shaped waist hole, and when the left screw rod is rotated, the position between the left fixed plate and the left adjusting plate is adjusted up and down along the direction of the left screw rod, and the left two connecting holes of the left adjusting plate are connected and fixed with the corresponding left strip-shaped waist hole through bolts;

[0024] The left side surface of the left fixed plate is provided with a left upper connecting block, and the left upper connecting block is internally provided with a left upper internal thread; the top of the left adjusting plate is provided with a left dovetail groove, and the end of the left screw rod is embedded in the left dovetail groove, and the threaded part of the left screw rod matches the left upper internal thread; the left fixed plate is provided with a left strip-shaped waist hole, and when the left screw rod is rotated, the position between the left fixed plate and the left adjusting plate is adjusted up and down along the direction of the left screw rod, and the left two connecting holes of the left adjusting plate are connected and fixed with the corresponding left strip-shaped waist hole through bolts;

[0025] The bottom plate seat is further provided with a left oil way block for providing power for the left oil cylinder, the left first oil cylinder and the left second oil cylinder, and a right oil way block for providing power for the right oil cylinder, the right second oil cylinder and the right first oil cylinder.

[0026] Further, the bottom plate seat is further provided with an intermediate bottom plate, the intermediate bottom plate is provided with a left mounting plate, and the left mounting plate is connected with the left three supporting plates; the left mounting plate is provided with a left lower arc-shaped hole, and after the left mounting plate is rotated on the upper surface of the intermediate bottom plate, the left lower connecting hole of the intermediate bottom plate is connected with the left lower arc-shaped hole through bolts.

[0027] The intermediate bottom plate is provided with a right mounting plate, and the right mounting plate is connected with the right three supporting plates; the right mounting plate is provided with a right lower arc-shaped hole, and after the right mounting plate is rotated on the upper surface of the intermediate bottom plate, the right lower connecting hole of the intermediate bottom plate is connected with the right lower arc-shaped hole through bolts.

[0028] Further, the left three supporting plates and the right three supporting plates are connected with a reinforcing fixed plate, the reinforcing fixed plate is fixed on the intermediate bottom plate, and the reinforcing fixed plate is connected with the left three supporting plates and the right three supporting plates respectively.

[0029] The supporting block is arranged between the mounting table and the bottom plate seat, and a slot for inserting the forklift fork is formed between the mounting table and the bottom plate seat.

[0030] In view of the above technical features, the utility model has the following beneficial effects:

[0031] 1. The chuck bending tool for automobile exterior trim parts, by setting the left end first pressing group and the left end second pressing group for pressing the left end product, the right end second pressing group and the right end first pressing group for pressing the right end product, the processing of the left and right two exterior trim parts can be realized synchronously, only one set of equipment and labor are needed, the production efficiency is improved, the manufacturing cost and labor cost are reduced, and the labor intensity is reduced.

[0032] 2. The chuck draw bending tool for an automobile exterior trim part of the utility model, punch cutting group is equipped with in left end second compression group and right end second compression group, punch cutting is carried out to left end product right end by left cutting group, punch cutting is carried out to right end product left end by right cutting group, both left and right two exterior trim strips corresponding end shape processing effect can be guaranteed, and the waste of raw material after the corresponding trim strip is punched (namely, the position punched off is made as short as possible) can be reduced as far as possible, compared with the traditional draw bending machine chuck clamping, because the size of the draw bending machine chuck is larger than the clamping module (such as left three upper positioning block and left three lower positioning block of left cutting group, and right three upper positioning block and right three lower positioning block of right cutting group) of punch cutting group in the chuck draw bending tool of the utility model, the size of the material head of the draw bending machine is longer than that of the chuck draw bending tool of the utility model, so that the chuck draw bending tool saves the material head and reduces the material cost. When the chuck draw bending tool of the utility model clamps the corresponding automobile exterior trim strip end and facilitates corresponding punch cutting, the clamping part is still retained as a product part, and the material is basically not wasted during punch cutting.

[0033] 3. The chuck draw bending tool for an automobile exterior trim part of the utility model, the up and down height of the left fixed plate of left cutting group is adjustable and the angle is adjustable, the up and down height of the right fixed plate of right cutting group is adjustable and the angle is adjustable, which is suitable for draw bending process of automobile exterior trim strip products of different specifications or models. BRIEF DESCRIPTION OF DRAWINGS

[0034] Figure 1 It is a structure schematic diagram of the chuck draw bending tool for an automobile exterior trim part in embodiment 1.

[0035] Figure 2 It is a structure schematic diagram of the punch cutting group in embodiment 1 Figure 1 (not containing product).

[0036] Figure 3 It is a structure schematic diagram of the punch cutting group in embodiment 1 Figure 2 (not containing product).

[0037] Figure 4 It is a structure schematic diagram (part) of the left cutting group in embodiment 1.

[0038] Figure 5 It is a structure schematic diagram (part) of the right cutting group in embodiment 1.

[0039] Figure 6 It is a structure schematic diagram of the punch cutting group in embodiment 1 Figure 3 (containing product).

[0040] Figure 7 It is a structure schematic diagram of the punch cutting group in embodiment 1 Figure 4 (containing product).

[0041] Figure 8 is sectional view of the cutting group in embodiment 1.

[0042] Figure 9 is structural schematic diagram of the first pressing group at left end in embodiment 1.

[0043] Figure 10 is structural schematic diagram of the second pressing group at left end in embodiment 1.

[0044] Figure 11 is structural schematic diagram of the second pressing group at right end in embodiment 1.

[0045] Figure 12 is structural schematic diagram of the first pressing group at right end in embodiment 1.

[0046] Figure 13 is structural schematic diagram of the left adjusting plate in embodiment 1.

[0047] Figure 14 is structural schematic diagram of the left adjusting plate in embodiment 1.

[0048] Figure 15 is structural schematic diagram of the middle bottom plate in embodiment 1.

[0049] Figure 16 is state diagram of the product before and after drawing at left end.

[0050] Figure 17 is state diagram of the product before and after drawing at right end.

[0051] Figure 18 is structural schematic diagram of the existing automobile exterior trim (take the product at right end as an example).

[0052] Figure 19 is sectional view of Figure 18 .

[0053] In the figure: 100, first pressing group at left end; 101, left support plate; 102, left oil cylinder; 103, left L-shaped support plate; 104, left upper die;

[0054] 200, second pressing group at left end; 201, left two support plates; 202, left two oil cylinders; 203, left two L-shaped support plates; 204, left two upper dies;

[0055] 300, left cutting group; 301, left three support plates; 302, left adjusting plate; 303, left fixed plate; 304, left three oil cylinders; 305, left guide rail; 306, left lower connecting block; 307, left sliding block; 308, left three upper positioning blocks; 309, left three lower positioning blocks; 310, left oil cylinder; 311, left cutter; 312, left upper punching slot; 313, left lower punching slot; 314, left upper arc-shaped hole; 315, left center point; 316, left connecting hole; 317, left upper connecting block; 318, left dovetail groove; 319, left screw rod; 320, left strip-shaped waist hole; 321, left two connecting holes; 322, left mounting plate; 323, left lower arc-shaped hole; 324, left lower connecting hole;

[0056] 400, right cutting group; 401, right three support plates; 402, right adjusting plate; 403, right fixed plate; 404, right three oil cylinders; 405, right guide rail; 406, right lower connecting block; 407, right sliding block; 408, right three upper positioning blocks; 409, right three lower positioning blocks; 410, right oil cylinder; 411, right cutter; 412, right upper punching slot; 413, right lower punching slot; 414, right upper arc-shaped hole; 415, right center point; 416, right connecting hole; 417, right upper connecting block; 418, right dovetail groove; 419, right screw rod; 420, right strip-shaped waist hole; 421, right two connecting holes; 422, right mounting plate; 423, right lower arc-shaped hole; 424, right lower connecting hole;

[0057] 500, right end second pressing group; 501, right two support plates; 502, right two oil cylinders; 503, right two L-shaped support plates; 504, right two upper molds;

[0058] 600, right end first pressing group; 601, right one support plate; 602, right one oil cylinder; 603, right one L-shaped support plate; 604, right one upper mold;

[0059] 701, left lower mold; 702, left lining strip; 703, right lower mold; 704, right lining strip;

[0060] 800, mounting table; 801, bottom plate seat; 802, middle bottom plate; 803, support block; 804, insertion slot; 805, left oil way block; 806, right oil way block; 807, reinforcing fixed plate;

[0061] 901, left end product; 902, right end product. DETAILED DESCRIPTION

[0062] The utility model discloses make further explanation below specific embodiment. It is understood that these examples are for illustrating the utility model only and are not for limiting the scope of the utility model. In addition, it is understood that after reading the content taught by the utility model, the person skilled in the art can make various changes or modifications to the utility model, and these equivalent forms also fall within the scope defined by the appended claims of the present application.

[0063] Referring to Figures 1 to 19 , specific embodiment 1, this embodiment 1 provides a chuck stretch bending tool for automobile exterior trim, including installation platform 800, installation platform 800 is equipped with bottom plate seat 801, bottom plate seat 801 is equipped with left end first pressure group 100 and left end second pressure group 200 for the left end product 901 from left to right in proper order, right end second pressure group 500 and right end first pressure group 600 for the right end product 902, left end second pressure group 200 and right end second pressure group 500 are equipped with the punching group between, and the punching group includes left cutting group 300 for cutting the right end of left end product 901 and right cutting group 400 for cutting the left end of right end product 902. The chuck stretch bending tool for automobile exterior trim of this embodiment 1 can realize the processing of left and right two exterior trims simultaneously, only a set of equipment and manual, improve production efficiency, reduce manufacturing cost and labor cost, reduce labor intensity.

[0064] Left cutting group 300 includes left three support plates 301, and the left side surface of left three support plates 301 is equipped with left fixed plate 303, and the left side surface of left fixed plate 303 is sequentially equipped with left three oil cylinders 304, left guide rail 305 and left lower connecting block 306 from top to bottom, left guide rail 305 is connected left three upper locating blocks 308 through left sliding block 307, and the top of left lower connecting block 306 is equipped with left three lower locating blocks 309, and the bottom of left lower connecting block 306 is connected left oil cylinder 310;The movable end of left three oil cylinders 304 drives left three upper locating blocks 308 to move up and down along left guide rail 305, realizes that left three upper locating blocks 308 and left three lower locating blocks 309 clamp the right end of left end product 901, and the movable end of left oil cylinder 310 is connected left cutting knife 311 for punching the right end of left end product 901;

[0065] The right cutting group 400 comprises a right three supporting plate 401, a right fixed plate 403 is arranged on the right side surface of the right three supporting plate 401, a right three oil cylinder 404, a right guide rail 405 and a right lower connecting block 406 are sequentially arranged on the right side surface of the right fixed plate 403 from top to bottom, the right guide rail 405 is connected with the right three upper positioning block 408 through a right sliding block 407, the right lower connecting block 406 is provided with a right three lower positioning block 409 on the top, and the right lower connecting block 406 is connected with a right oil cylinder 410 at the bottom; the movable end of the right three oil cylinder 404 drives the right three upper positioning block 408 to move up and down along the right guide rail 405, so that the right three upper positioning block 408 and the right three lower positioning block 409 clamp the left end of the right end product 902, and the movable end of the right oil cylinder 410 is connected with a right cutting knife 411 for punching the left end of the right end product 902.

[0066] The left three upper positioning block 308 is provided with a profiling groove matching the shape of the right end of the left end product 901 on the bottom, the left three upper positioning block 308 is provided with a left upper punching slot 312 on the right end, the left three lower positioning block 309 is provided with a profiling groove matching the shape of the right end of the left end product 901 on the top, the left three lower positioning block 309 is provided with a left lower punching slot 313 on the right end, the left upper punching slot 312 and the left lower punching slot 313 are in position correspondence, the left punching knife is facilitated to move in the left upper punching slot 312 and the left lower punching slot 313, the right end of the left end product 901 is punched, and the waste of raw materials after the right end of the left end product 901 is punched can be reduced as much as possible.

[0067] The right three upper positioning block 408 is provided with a profiling groove matching the shape of the left end of the right end product 902 on the bottom, the right three upper positioning block 408 is provided with a right upper punching slot 412 on the left end, the right three lower positioning block 409 is provided with a profiling groove matching the shape of the left end of the right end product 902 on the top, the right three lower positioning block 409 is provided with a right lower punching slot 413 on the left end, the right upper punching slot 412 and the right lower punching slot 413 are in position correspondence, the right punching knife is facilitated to move in the right upper punching slot 412 and the right lower punching slot 413, the left end of the right end product 902 is punched, and the waste of raw materials after the left end of the right end product 902 is punched can be reduced as much as possible.

[0068] The chuck stretch bending tool further comprises a left lower die 701 and a left lining strip 702, after the left lining strip 702 is nested in the left end product 901, the left end product 901 is stretched and bent along the left lower die 701, that is, in the stretching and bending process of the left end product 901, the right end of the left end product 901 is clamped by the left cutting group 300, the left end of the left end product 901 is gradually stretched and bent by a chuck (not shown in the drawings) of a stretch bending machine (not shown in the drawings), the left end second pressing group 200 cooperates with the left lower die 701 and the left lining strip 702 to first press the left end product 901, and then the left end first pressing group 100 cooperates with the left lower die 701 and the left lining strip 702 to press the left end product 901, so as to control the bending deformation process of the left end product 901.

[0069] The left end first pressing group 100 comprises a left support plate 101, which is sequentially provided with a left oil cylinder 102 and a left L-shaped support plate 103 from top to bottom, the movable end of the bottom of the left oil cylinder 102 is connected with a left upper die 104, and the left lower die 701 is fixed on the left L-shaped support plate 103; the bottom of the left upper die 104 is provided with a profiling groove matching the shape of the left end product 901, and the left upper die 104 clamps the left end product 901 together with the left lower die 701 and the left lining strip 702;

[0070] The left end second pressing group 200 comprises a left two support plate 201, which is sequentially provided with a left two oil cylinder 202 and a left two L-shaped support plate 203 from top to bottom, the movable end of the bottom of the left two oil cylinder 202 is connected with a left two upper die 204, and the left lower die 701 is fixed on the left two L-shaped support plate 203; the bottom of the left two upper die 204 is provided with a profiling groove matching the shape of the left end product 901, and the left two upper die 204 clamps the left end product 901 together with the left lower die 701 and the left lining strip 702.

[0071] The clamp head stretch bending tool further comprises a right lower die 703 and a right lining strip 704, after the right lining strip 704 is nested in the inside of the right end product 902, the right end product 902 is stretched and bent along the right lower die 703; that is, during the stretch bending process of the right end product 902, the left end of the right end product 902 is clamped by the right cutting group 400, the right end of the right end product 902 is gradually stretched and bent by the clamp head of the stretch bending machine, the right end second pressing group 500 cooperates with the right lower die 703 and the right lining strip 704 to first press the right end product 902, and then the right end first pressing group 600 cooperates with the right lower die 703 and the right lining strip 704 to press the right end product 902, thereby controlling the bending deformation process of the right end product 902.

[0072] The right end second pressing group 500 comprises a right two support plate 501, which is sequentially provided with a right two oil cylinder 502 and a right two L-shaped support plate 503 from top to bottom, the movable end of the bottom of the right two oil cylinder 502 is connected with a right two upper die 504, and the right lower die 703 is fixed on the right two L-shaped support plate 503; the bottom of the right two upper die 504 is provided with a profiling groove matching the shape of the right end product 902, and the right two upper die 504 clamps the left end product 901 together with the right lower die 703 and the right lining strip 704;

[0073] The right end first pressing group 600 comprises a right first support plate 601, the right first support plate 601 is sequentially provided with a right first oil cylinder 602 and a right L-shaped support plate 603 from top to bottom, the movable end of the bottom of the right first oil cylinder 602 is connected with a right upper die 604, and a right lower die 703 is fixed on the right L-shaped support plate 603; the bottom of the right upper die 604 is provided with a profiling groove matched with the shape of the right end product 902, and the right upper die 604, the right lower die 703 and a right lining strip 704 jointly clamp the right end product 902.

[0074] The bottom plate seat 801 is further provided with a left oil way block 805 for providing power for the left oil cylinder 310, the left first oil cylinder 102 and the left second oil cylinder 202 and a right oil way block 806 for providing power for the right oil cylinder 410, the right second oil cylinder 502 and the right first oil cylinder 602.

[0075] The clamp drawing tool for the automobile outer trim part in the embodiment 1 can simultaneously draw and bend the left and right parts of an automobile outer trim strip product, and is especially suitable for the automobile outer trim strip with small cross-sectional area and large material drawing and bending deformation. The specific use method is as follows: 1, the right end of the left end product 901 is clamped and fixed by the left cutting group 300, and the left end of the right end product 902 is clamped and fixed by the right cutting group 400; 2, the left end of the left end product 901 is fixed and drawn by a clamp of a drawing machine, and the right end of the right end product 902 is fixed and drawn by a clamp of another drawing machine; 3, in the drawing process, the left end product 901 is gradually pressed by the left end second pressing group 200 and the left end first pressing group 100, so as to help the left end product 901 to maintain plasticity, and the right end product 902 is gradually pressed by the right end second pressing group 500 and the right end first pressing group 600, so as to help the right end product 902 to maintain plasticity; 5, the right end of the left end product 901 is punched by the left cutting group 300 to cut off the excess part, and the left end of the right end product 902 is punched by the right cutting group 400 to cut off the excess part, so as to finally complete the clamp drawing operation.

[0076] Referring to Figures 1 to 19 , in the embodiment 2, the clamp drawing tool for the automobile outer trim part is provided, and the difference between the embodiment 2 and the embodiment 1 is that:

[0077] The movable end of the bottom of the left first oil cylinder 102 is detachably connected with a left first upper die 104, so as to facilitate replacement of the left first upper die 104, and the left lower die 701 is detachably fixed on the left L-shaped support plate 103, so as to facilitate replacement of the left lower die 701; the movable end of the bottom of the left second oil cylinder 202 is detachably connected with a left second upper die 204, so as to facilitate replacement of the left second upper die 204, and the left lower die 701 is detachably fixed on the left second L-shaped support plate 203, so as to facilitate replacement of the left lower die 701.

[0078] The movable end of the right first oil cylinder 602 at the bottom is detachably connected with the right first upper die 604, so as to facilitate replacement of the right first upper die 604, and the right lower die 703 is detachably fixed on the right first L-shaped support plate 603, so as to facilitate replacement of the right lower die 703; the movable end of the right second oil cylinder 502 at the bottom is detachably connected with the right second upper die 504, so as to facilitate replacement of the right second upper die 504, and the right lower die 703 is detachably fixed on the right second L-shaped support plate 503, so as to facilitate replacement of the right lower die 703.

[0079] The left three support plates 301 and the left fixed plate 303 are further provided with a left adjusting plate 302, the left three support plates 301 are provided with left upper arc-shaped holes 314, the connection between the center of the left adjusting plate 302 and the center of the left three support plates 301 is a left center point 315, after the left adjusting plate 302 rotates on the surface of the left three support plates 301 with the left center point 315 as the center of rotation together with the left fixed plate 303, a left first connecting hole 316 of the left adjusting plate 302 is connected and fixed with a corresponding left upper arc-shaped hole 314 through a bolt, finally the left adjusting plate 302 drives the left fixed plate 303 to rotate synchronously, the left cutting group 300 is rotated as a whole, the clamping angle of the left three upper positioning blocks 308 and the left three lower positioning blocks 309 clamping the right end of the left end product 901 is adjusted, the clamping force and stability are ensured, and the angle of the left upper punching slot 312 and the left lower punching slot 313 and the left cutter 311 is adjusted, the right end of the left end product 901 is ensured to be aligned, and the punching effect of the left cutter 311 is ensured.

[0080] The right three support plates 401 and the right fixed plate 403 are further provided with a right adjusting plate 402, the right three support plates 401 are provided with right upper arc-shaped holes 414, the connection between the center of the right adjusting plate 402 and the center of the right three support plates 401 is a right center point 415, after the right adjusting plate 402 rotates on the surface of the right three support plates 401 with the right center point 415 as the center of rotation together with the right fixed plate 403, a right first connecting hole 416 of the right adjusting plate 402 is connected and fixed with a corresponding right upper arc-shaped hole 414 through a bolt. Finally, the right adjusting plate 402 drives the right fixed plate 403 to rotate synchronously, the right cutting group 400 is rotated as a whole, the clamping angle of the right three upper positioning blocks 408 and the right three lower positioning blocks 409 clamping the left end of the right end product 902 is adjusted, the clamping force and stability are ensured, and the angle of the right upper punching slot 412 and the right lower punching slot 413 and the right cutter 411 is adjusted, the left end of the right end product 902 is ensured to be aligned, and the punching effect of the right cutter 411 is ensured.

[0081] The bottom plate seat 801 is further provided with an intermediate bottom plate 802, the intermediate bottom plate 802 is provided with a left mounting plate 322, the left mounting plate 322 is connected with the left three supporting plates 301, the left mounting plate 322 is provided with a left lower arc-shaped hole 323, after the left mounting plate 322 rotates on the upper surface of the intermediate bottom plate 802, the left lower connecting hole 324 of the intermediate bottom plate 802 is connected with the left lower arc-shaped hole 323 through a bolt, for adjusting the angle of the left mounting plate 322, the left mounting plate 322 rotates synchronously with the left three supporting plates 301 and the left cutting group 300, ensuring that the right end of the left end product 901 is aligned, and the punching effect of the left cutting knife 311 is guaranteed.

[0082] The intermediate bottom plate 802 is provided with a right mounting plate 422, the right mounting plate 422 is connected with the right three supporting plates 401, the right mounting plate 422 is provided with a right lower arc-shaped hole 423, after the right mounting plate 422 rotates on the upper surface of the intermediate bottom plate 802, the right lower connecting hole 424 of the intermediate bottom plate 802 is connected with the right lower arc-shaped hole 423 through a bolt, for adjusting the angle of the right mounting plate 422, the right mounting plate 422 rotates synchronously with the right three supporting plates 401 and the right cutting group 400, ensuring that the left end of the right end product 902 is aligned, and the punching effect of the right cutting knife 411 is guaranteed.

[0083] By replacing the left one upper die 104, the left two upper die 204, the left lower die, the right one upper die 604, the right two upper die 504 and the right lower die, adjusting the angle of the left cutting group 300 and / or the angle of the right cutting group 400, realizing the angle adjustment of the left cutting knife 311 and / or the angle adjustment of the right cutting knife 411, meeting the punching needs of different automobile exterior strip end parts, that is, the chuck stretch bending tool for automobile exterior parts in the embodiment 2 can not only realize the processing of left and right two exterior parts synchronously, but also realize the stretch bending needs of four direction automobile exterior strips through replacing the corresponding die and adjusting the angle of the cutting knife, only one set of equipment and labor, further reducing the production cost and labor cost.

[0084] Referring to Figures 1 to 19 , in a specific embodiment 3, the chuck stretch bending tool for automobile exterior parts is provided, and the difference between the embodiment 3 and the foregoing embodiments is that the chuck stretch bending tool further comprises a left screw rod 319 and a right screw rod 419.

[0085] The left side surface of the left fixing plate 303 is provided with a left upper connecting block 317, and the left upper connecting block 317 is internally provided with a left upper internal thread; the top of the left adjusting plate 302 is provided with a left dovetail groove 318, and the end of the left screw rod 319 is embedded in the left dovetail groove 318, and the threaded part of the left screw rod 319 matches the left upper internal thread; the left fixing plate 303 is provided with a left strip waist hole 320, when the left screw rod 319 is rotated, the position between the left fixing plate 303 and the left adjusting plate 302 is adjusted up and down along the direction of the left screw rod 319, the left two connecting holes 321 of the left adjusting plate 302 are connected and fixed with the corresponding left strip waist hole 320 through bolts, for adjusting the height between the left three upper positioning blocks 308 and the left three lower positioning blocks 309, to meet the clamping needs of different products in the drawing and bending process.

[0086] The left side surface of the left fixing plate 303 is provided with a left upper connecting block 317, and the left upper connecting block 317 is internally provided with a left upper internal thread; the top of the left adjusting plate 302 is provided with a left dovetail groove 318, and the end of the left screw rod 319 is embedded in the left dovetail groove 318, and the threaded part of the left screw rod 319 matches the left upper internal thread; the left fixing plate 303 is provided with a left strip waist hole 320, when the left screw rod 319 is rotated, the position between the left fixing plate 303 and the left adjusting plate 302 is adjusted up and down along the direction of the left screw rod 319, the left two connecting holes 321 of the left adjusting plate 302 are connected and fixed with the corresponding left strip waist hole 320 through bolts, for adjusting the height between the left three upper positioning blocks 308 and the left three lower positioning blocks 309, to meet the clamping needs of different products in the drawing and bending process.

[0087] Through the design of the corresponding screw rod, the height of the corresponding fixing plate is adjusted to meet the pressing needs of the corresponding end part of different automobile exterior strips, and the corresponding cutting group is facilitated to punch the corresponding end part, thereby improving the application range of the chuck drawing and bending tool.

[0088] Referring to Figures 1 to 19 , in a specific embodiment 4, the embodiment 4 provides a chuck drawing and bending tool for automobile exterior parts, and the difference between the embodiment 4 and the foregoing embodiments is that:

[0089] The left three supporting plates 301 and the right three supporting plates 401 are connected with a reinforcing fixed plate 807, the reinforcing fixed plate 807 is fixed at the bottom of the middle bottom plate 802, and the reinforcing fixed plate 807 is connected with the left three supporting plates 301 and the right three supporting plates 401 respectively, and preferably, the top of the reinforcing fixed plate 807 is connected with the left three supporting plates 301 and the right three supporting plates 401 at two ends respectively.

[0090] The connection strength of the reinforcing left cutting group 300 and the reinforcing right cutting group 400 to the middle bottom plate 802 is increased, and meanwhile, the rotation of the left three mounting plates along the upper surface of the middle bottom plate 802 and the rotation of the right three mounting plates along the upper surface of the middle bottom plate 802 are not affected.

[0091] Supporting blocks 803 are arranged between the mounting table 800 and the bottom plate seat 801, and a slot 804 for inserting the forklift forks is formed between the mounting table 800 and the bottom plate seat 801, so that the bottom plate seat 801 is suspended, and when the whole clamp drawing tool needs to be moved, the forklift forks are inserted into the slot 804, and the whole clamp drawing tool is lifted and moved, so that the operation is simple.

[0092] In the description of the present application, it should be understood that the terms "center", "longitudinal", "transverse", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise" and the like indicate the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the present application.

[0093] In addition, the terms "first" and "second" are only for descriptive purposes, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the technical features indicated. Therefore, the features defined with "first" and "second" can explicitly or implicitly include one or more of the features. In the description of the present application, the meaning of "multiple" is two or more, unless otherwise specifically limited.

[0094] The above is only the preferred embodiment of the present application, and does not limit the patent scope of the present application, and any equivalent structure or equivalent process transformation obtained by using the content of the present application specification and drawings, or direct or indirect application in other related technical fields, are also included in the patent protection scope of the present application.

Claims

1. A clamping and bending fixture for automotive exterior parts, characterized in that: The clamp bending fixture includes a mounting table (800), which is provided with a base plate (801). The base plate (801) is provided with a left end first clamping group (100) and a left end second clamping group (200) for clamping the left end product (901), and a right end second clamping group (500) and a right end first clamping group (600) for clamping the right end product (902) from left to right. A punching group is provided between the left end second clamping group (200) and the right end second clamping group (500). The punching group includes a left cutting group (300) for cutting the right end of the left end product (901) and a right cutting group (400) for cutting the left end of the right end product (902).

2. The clamping and bending fixture for automotive exterior parts according to claim 1, characterized in that: The left cutting assembly (300) includes a left third support plate (301). A left fixing plate (303) is provided on the left side of the left third support plate (301). From top to bottom, the left side of the left fixing plate (303) is provided with a left third hydraulic cylinder (304), a left guide rail (305), and a lower left connecting block (306). The left guide rail (305) is connected to the upper left third positioning block (308) via a left slider (307). The lower left connecting block (306) has a lower left third positioning block at its top. 309), the bottom of the lower left connecting block (306) is connected to the left oil cylinder (310); the movable end of the left third oil cylinder (304) drives the left third upper positioning block (308) to move up and down along the left guide rail (305), so that the left third upper positioning block (308) and the left third lower positioning block (309) clamp the right end of the left end product (901), and the movable end of the left oil cylinder (310) is connected to the left cutter (311) for punching the right end of the left end product (901); The right cutting assembly (400) includes a right third support plate (401). A right fixing plate (403) is provided on the right side of the right third support plate (401). From top to bottom, the right side of the right fixing plate (403) is provided with a right third hydraulic cylinder (404), a right guide rail (405), and a right lower connecting block (406). The right guide rail (405) is connected to the right third upper positioning block (408) via a right slider (407). The right lower connecting block (406) has a right third lower positioning block at its top. 409), the bottom of the lower right connecting block (406) is connected to the right oil cylinder (410); the movable end of the right third oil cylinder (404) drives the right third upper positioning block (408) to move up and down along the right guide rail (405), so that the right third upper positioning block (408) and the right third lower positioning block (409) clamp the left end of the right end product (902), and the movable end of the right oil cylinder (410) is connected to the right cutter (411) for punching the left end of the right end product (902).

3. The clamping and bending fixture for automotive exterior parts according to claim 2, characterized in that: The bottom of the upper left positioning block (308) is provided with a contoured groove that matches the shape of the right end of the product (901) on the left. The right end of the upper left positioning block (308) is provided with an upper left punching groove (312). The top of the lower left positioning block (309) is provided with a contoured groove that matches the shape of the right end of the product (901) on the left. The right end of the lower left positioning block (309) is provided with a lower left punching groove (313). The upper left punching groove (312) and the lower left punching groove (313) are in corresponding positions. The bottom of the upper right positioning block (408) is provided with a contoured groove that matches the shape of the left end of the right product (902). The left end of the upper right positioning block (408) is provided with an upper right punching groove (412). The top of the lower right positioning block (409) is provided with a contoured groove that matches the shape of the left end of the right product (902). The left end of the lower right positioning block (409) is provided with a lower right punching groove (413). The upper right punching groove (412) and the lower right punching groove (413) are in corresponding positions.

4. A clamping and bending fixture for automotive exterior parts according to claim 1, 2, or 3, characterized in that: The clamp bending fixture also includes a lower left mold (701) and a left liner (702). After the left liner (702) is nested inside the left end product (901), it is bent along with the left end product (901) along the lower left mold (701). The first clamping assembly (100) at the left end includes a left support plate (101), and the left support plate (101) is provided with a left cylinder (102) and a left L-shaped support plate (103) from top to bottom. The movable end of the bottom of the left cylinder (102) is connected to the left upper mold (104), and the left lower mold (701) is fixed on the left L-shaped support plate (103). The bottom of the left upper mold (104) is provided with a contoured groove that matches the shape of the left product (901). The left upper mold (104), the left lower mold (701), and the left liner (702) together clamp the left product (901). The second clamping assembly (200) at the left end includes a second left support plate (201). The second left support plate (201) is provided with a second left oil cylinder (202) and a second left L-shaped support plate (203) from top to bottom. The movable end of the bottom of the second left oil cylinder (202) is connected to the second left upper mold (204). The lower left mold (701) is fixed on the second left L-shaped support plate (203). The bottom of the second left upper mold (204) is provided with a contoured groove that matches the shape of the product (901) at the left end. The second left upper mold (204), together with the lower left mold (701) and the left liner (702), clamps the product (901) at the left end.

5. The clamping and bending fixture for automotive exterior parts according to claim 4, characterized in that: The clamp bending fixture also includes a lower right mold (703) and a right liner (704). After the right liner (704) is nested inside the right end product (902), it is bent along with the right end product (902) along the lower right mold (703). The second clamping assembly (500) on the right end includes a second right support plate (501). The second right support plate (501) is provided with a second right oil cylinder (502) and a second right L-shaped support plate (503) from top to bottom. The movable end of the bottom of the second right oil cylinder (502) is connected to the second right upper mold (504). The lower right mold (703) is fixed on the second right L-shaped support plate (503). The bottom of the second right upper mold (504) is provided with a contoured groove that matches the shape of the right end product (902). The second right upper mold (504), together with the lower right mold (703) and the right liner (704), clamps the left end product (901). The first clamping assembly (600) at the right end includes a right support plate (601). The right support plate (601) is provided with a right hydraulic cylinder (602) and a right L-shaped support plate (603) from top to bottom. The movable end of the bottom of the right hydraulic cylinder (602) is connected to the right upper mold (604). The right lower mold (703) is fixed on the right L-shaped support plate (603). The bottom of the right upper mold (604) is provided with a contoured groove that matches the shape of the right end product (902). The right upper mold (604), the right lower mold (703), and the right liner (704) together clamp the right end product (902).

6. The clamping and bending fixture for automotive exterior parts according to claim 5, characterized in that: The movable end of the bottom of the first left cylinder (102) is detachably connected to the first left upper mold (104), and the lower left mold (701) is detachably fixed to the first left L-shaped support plate (103); the movable end of the bottom of the second left cylinder (202) is detachably connected to the second left upper mold (204), and the lower left mold (701) is detachably fixed to the second left L-shaped support plate (203); The movable end of the bottom of the right cylinder (602) is detachably connected to the right upper mold (604), and the right lower mold (703) is detachably fixed on the right L-shaped support plate (603); the movable end of the bottom of the right cylinder (502) is detachably connected to the right upper mold (504), and the right lower mold (703) is detachably fixed on the right L-shaped support plate (503).

7. A clamping and bending fixture for automotive exterior parts according to claim 2, 3, 5, or 6, characterized in that: A left adjusting plate (302) is provided between the left third support plate (301) and the left fixed plate (303). The left third support plate (301) is provided with a left upper arc-shaped hole (314). The connection point between the center of the left adjusting plate (302) and the center of the left third support plate (301) is the left center point (315). After the left adjusting plate (302) and the left fixed plate (303) rotate around the left center point (315) on the surface of the left third support plate (301), the left first connecting hole (316) of the left adjusting plate (302) is connected and fixed to the corresponding left upper arc-shaped hole (314) by bolts. A right adjustment plate (402) is also provided between the right third support plate (401) and the right fixed plate (403). The right third support plate (401) is provided with a right upper arc hole (414). The connection point between the center of the right adjustment plate (402) and the center of the right third support plate (401) is the right center point (415). After the right adjustment plate (402) and the right fixed plate (403) rotate around the right center point (415) on the surface of the right third support plate (401), the right first connecting hole (416) of the right adjustment plate (402) is connected and fixed to the corresponding right upper arc hole (414) by bolts.

8. A clamping and bending fixture for automotive exterior parts according to claim 2, 3, 5, or 6, characterized in that: The chuck bending fixture also includes a left screw (319) and a right screw (419); The left fixed plate (303) has a left upper connecting block (317) on its right side, and the left upper connecting block (317) has a left upper internal thread; the left adjusting plate (302) has a left dovetail groove (318) on its top, and the end of the left screw (319) is embedded in the left dovetail groove (318), and the thread of the left screw (319) matches the left upper internal thread; the left fixed plate (303) has a left strip-shaped waist hole (320), and when the left screw (319) is rotated, the left fixed plate (303) is adjusted up and down along the direction of the left screw (319) to adjust its position with the left adjusting plate (302), and the left second connecting hole (321) of the left adjusting plate (302) is connected and fixed to the corresponding left strip-shaped waist hole (320) by bolts; The right fixed plate (403) has a right upper connecting block (417) on its left side, and the right upper connecting block (417) has a right upper internal thread; the right adjusting plate (402) has a right dovetail groove (418) on its top, and the end of the right screw (419) is embedded in the right dovetail groove (418), and the threaded part of the right screw (419) matches the right upper internal thread; the right fixed plate (403) has a right strip-shaped waist hole (420), and when the right screw (419) is rotated, the right fixed plate (403) is adjusted up and down along the direction of the right screw (419) to adjust its position with the right adjusting plate (402), and the right second connecting hole (421) of the right adjusting plate (402) is connected and fixed to the corresponding right strip-shaped waist hole (420) by bolts; The base plate (801) is also provided with a left oil circuit block (805) for providing power to the left oil cylinder (310), the left first oil cylinder (102) and the left second oil cylinder (202) and a right oil circuit block (806) for providing power to the right oil cylinder (410), the right second oil cylinder (502) and the right first oil cylinder (602).

9. A clamping and bending fixture for automotive exterior parts according to claim 2, 3, 5, or 6, characterized in that: The base plate (801) is also provided with a middle base plate (802), and the middle base plate (802) is provided with a left mounting plate (322). The left mounting plate (322) is connected to the left three support plate (301). The left mounting plate (322) is provided with a lower left arc-shaped hole (323). After the left mounting plate (322) rotates on the upper surface of the middle base plate (802), the lower left connecting hole (324) of the middle base plate (802) is connected to the lower left arc-shaped hole (323) by bolts. The middle base plate (802) is provided with a right mounting plate (422), which is connected to the right third support plate (401). The right mounting plate (422) is provided with a lower right arc-shaped hole (423). After the right mounting plate (422) rotates on the upper surface of the middle base plate (802), the lower right connecting hole (424) of the middle base plate (802) is connected to the lower right arc-shaped hole (423) by bolts.

10. The clamping and bending fixture for automotive exterior parts according to claim 9, characterized in that: A reinforcing fixing plate (807) is connected between the left three support plates (301) and the right three support plates (401). The bottom of the reinforcing fixing plate (807) is fixed on the middle base plate (802). The reinforcing fixing plate (807) is connected to the left three support plates (301) and the right three support plates (401) respectively. A support block (803) is provided between the mounting platform (800) and the base plate (801), and a slot (804) for inserting forklift forks is formed between the mounting platform (800) and the base plate (801).

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