A kind of automobile water cutting bending equipment

Abstract

The present invention relates to an automobile water-cut bending device, comprising a chassis, a tooling placement platform and a side load-bearing frame, wherein a tooling placement platform is arranged in the middle of the upper end surface of the chassis, and side load-bearing frames are arranged vertically on both sides of the tooling placement platform, and a load-bearing beam is arranged between the upper ends of the two side load-bearing frames, and an intermediate positioning cylinder is arranged in the middle of the load-bearing beam, and a push rod vertically passes through the load-bearing beam downward, and two bending cylinders arranged side by side are symmetrically arranged on both sides of the intermediate positioning cylinder, and the bending cylinder is installed in the load-bearing beam for sliding left and right, and the bending cylinder comprises a cylinder body, a cylinder fixing plate and an end connecting plate, and the cylinder body is vertically installed on the cylinder fixing plate, and the main shaft of the cylinder body passes through the cylinder fixing plate and is connected to the end connecting plate through a lower rotating hinge. The present invention has the advantages of simple structure, low manufacturing cost, wide matching range, avoiding the generation of clamping ingredients, and high bending efficiency.

Description

Technical Field

[0001] The invention relates to the technical field of water shear bending, and in particular to a water shear bending device for an automobile. Background Art

[0002] The existing bending processes for automotive water-cut products all adopt the stretch-bending method, but for a long time, the stretch-bending method of water-cut products has the following main disadvantages: the stretch-bending machine is very expensive. When the existing stretch-bending equipment is insufficient, adding new stretch-bending equipment will greatly increase the procurement cost; when the stretch-bending process is used to produce water-cut products, the efficiency is low, about 100 pcs / h when one person operates; when the stretch-bending process is used to produce water-cut products, the product ends need to be clamped, and the clamping part needs to be milled off after the product is bent, which generates clamping waste and increases the raw material cost of the product. In order to solve the above problems, it is very necessary to design a new water-cutting bending equipment. Summary of the invention

[0003] The technical problem to be solved by the present invention is to provide an automobile water-cutting bending device, which has the advantages of simple structure, low manufacturing cost, wide matching range, avoidance of clamping ingredients, high bending efficiency, etc.

[0004] The technical solution adopted by the present invention to solve its technical problems is: to provide an automobile water-cutting bending equipment, including a base frame, a tooling placement platform and a side load-bearing frame, a tooling placement platform is arranged in the middle of the upper end surface of the base frame, side load-bearing frames are vertically arranged on both sides of the tooling placement platform, a load-bearing beam is arranged between the upper ends of the two side load-bearing frames, an intermediate positioning cylinder is arranged in the middle of the load-bearing beam, and a push rod vertically passes through the load-bearing beam downward, two bending cylinders arranged side by side are symmetrically arranged on both sides of the intermediate positioning cylinder, the bending cylinder is installed in the load-bearing beam for left and right sliding, the bending cylinder includes a cylinder body, a cylinder fixing plate and an end connecting plate, the cylinder body is vertically installed on the cylinder fixing plate, the main axis of the cylinder body passes through the cylinder fixing plate and is connected to the end connecting plate through a lower rotating hinge.

[0005] As a supplement to the technical solution, two transverse slide rails are installed side by side in front and back of the lower end face of the load-bearing crossbeam, the cylinder fixing plate is connected to the mounting plate through rotating hinges on the front and rear sides, and a slider seat is provided in the mounting plate to dock with the transverse slide rails.

[0006] As a supplement to the technical solution, the load-bearing crossbeam is provided with a valve bracket corresponding one to one with the bending cylinder, and the valve bracket is connected to the bending cylinder through a pipeline.

[0007] As a supplement to the technical solution, an adjustment block is arranged at the front side of the lower end of the bending cylinder, and the adjustment block is connected to the adjustment plate located at the front side of the load-bearing crossbeam.

[0008] As a supplement to the technical solution, a plurality of connection holes are evenly arranged on the adjustment plate, and a docking hole corresponding to the connection hole is arranged on the upper end of the adjustment block.

[0009] As a supplement to the present technical solution, side support frames are vertically installed on both ends of the upper end surface of the base frame, a top beam frame is arranged between the upper ends of the side support frames, a hydraulic station is arranged on the top beam frame, and accumulators are arranged on both sides of the hydraulic station.

[0010] As a supplement to the technical solution, a symmetrically arranged mold lifter is provided in the middle of the tooling placement platform.

[0011] As a supplement to the present technical solution, coarse positioning blocks are symmetrically arranged on both ends of the tooling placement platform, quick-change bolts are arranged in front of the coarse positioning blocks, and a positioning bushing with a quick latch is arranged on one side of the quick-change bolt close to the middle of the tooling placement platform.

[0012] As a supplement to the technical solution, an electric box is arranged on one of the side support frames, and a start button is arranged on the upper end surface of the base frame near the electric box.

[0013] As a supplement to the present technical solution, guide pillars are provided on both sides of the bending cylinder.

[0014] Beneficial effects: The present invention relates to a kind of automobile water-cut bending equipment, which is used to install the bending cylinder and the intermediate positioning cylinder by setting a load-bearing crossbeam, fix the bending die by setting the intermediate positioning cylinder, and control the bending die to perform bending operation by setting four bending cylinders, and achieve docking of the bending die by setting a rotatable end connecting plate, thereby ensuring that no clamping waste will appear at the water-cut end. The present invention has the advantages of simple structure, low manufacturing cost, wide matching range, avoiding the generation of clamping ingredients, and high drawing and bending efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a front view of the present invention;

[0016] Figure 2 It is a structural view of the present invention;

[0017] Figure 3 This is a structural view of the tool placement platform of the present invention;

[0018] Figure 4 It is a structural view of the adjustment plate described in the present invention.

[0019] Illustration: 100, base frame, 200, side support frame, 300, top beam frame, 400, tooling placement platform, 500, side load-bearing frame, 600, electrical box, 700, load-bearing beam, 800, start button, 301, hydraulic station, 302, accumulator, 401, die lifter, 402, positioning bushing, 403, quick-change bolt, 404, coarse positioning block, 701, adjustment plate, 702, connecting hole, 710, intermediate positioning cylinder, 720, bending cylinder, 721, cylinder body, 722, valve bracket, 723, mounting plate, 724, slider seat, 725, transverse slide rail, 726, cylinder fixing plate, 727, adjustment block, 728, end connecting plate, 729, lower rotating hinge, 730, guide column, 731, docking hole. DETAILED DESCRIPTION

[0020] The present invention will be further described below in conjunction with specific embodiments. It should be understood that these embodiments are only used to illustrate the present invention and are not intended to limit the scope of the present invention. In addition, it should be understood that after reading the content of the present invention, those skilled in the art can make various changes or modifications to the present invention, and these equivalent forms fall within the scope limited by the appended claims of the application equally.

[0021] The specific implementation of the automobile water-cutting bending device described in this technical solution is as follows: Figure 1 As shown in FIG. 4 , the bottom frame 100 includes a bottom frame 100, a tool placement platform 400 and a side load-bearing frame 500. The bottom frame 100 is provided with a tool placement platform 400 in the middle of the upper end surface. Side load-bearing frames 500 are vertically provided on both sides of the tool placement platform 400. A load-bearing crossbeam 700 is provided between the upper ends of the two side load-bearing frames 500. A middle positioning oil cylinder 710 is provided in the middle of the load-bearing crossbeam 700, and a push rod passes vertically downward through the load-bearing crossbeam 700. The middle positioning oil cylinder 710 is provided in the middle of the load-bearing crossbeam 700. Two bending cylinders 720 arranged side by side are symmetrically arranged on both sides of the cylinder 710. The bending cylinders 720 are installed in the load-bearing crossbeam 700 for sliding left and right. The bending cylinders 720 include a cylinder body 721, a cylinder fixing plate 726 and an end connecting plate 728. The cylinder body 721 is vertically installed on the cylinder fixing plate 726. The main axis of the cylinder body 721 passes through the cylinder fixing plate 726 and is connected to the end connecting plate 728 through a lower rotating hinge 729.

[0022] In the present technical solution, a tooling placement platform 400 is provided on the base frame 100, and an intermediate positioning cylinder 710 and a bending cylinder 720 are provided on the load-bearing crossbeam 700, which greatly simplifies the structure of the bending equipment. While providing the main function of bending, the manufacturing cost of the entire equipment is reduced. At the same time, the bending and water cutting are operated by selecting a bending die, which greatly improves the application range of the equipment and reduces the production cost. The bending cylinder 720 is only connected to the operating part of the corresponding bending die to avoid end clamping waste in water cutting, save the cost of water cutting products, and further increase production.

[0023] During operation, it is only necessary to fix the bending mold on the tooling placement platform 400, then adjust the position of the bending cylinder 720, and start the intermediate positioning cylinder 710 to fix the bending mold, and then connect the end connecting plate 728 of the bending cylinder 720 to the bending structure of the mold, and then place the water-cut product in the bending mold, start the bending cylinder 720, and the bending operation of the water-cut can be completed.

[0024] The lower end of the bending cylinder 720 and the end connecting plate 728 can both rotate, so that the bending cylinder 720 can always be perpendicular to the bending part of the water cut, ensuring the production quality of the product.

[0025] As a supplement to the present technical solution, two transverse slide rails 725 are installed side by side in front and back of the lower end face of the load-bearing crossbeam 700, the cylinder fixing plate 726 is connected to the mounting plate 723 through rotating hinges on the front and rear sides, and a slider seat 724 is provided in the mounting plate 723 to dock with the transverse slide rail 725.

[0026] As a supplement to the present technical solution, the load-bearing crossbeam 700 is provided with a valve bracket 722 corresponding one to one with the bending cylinder 720 , and the valve bracket 722 is connected to the bending cylinder 720 through a pipeline.

[0027] By providing the valve bracket 722, the layout of the hydraulic system is facilitated, the hydraulic system is simplified, and the equipment cost is reduced.

[0028] As a supplement to the present technical solution, an adjustment block 727 is provided on the front side of the lower end of the bending cylinder 720, and the adjustment block 727 is connected to the adjustment plate 701 located on the front side of the load-bearing beam 700. By setting the adjustment block 727 and the adjustment plate 701, the position of the bending cylinder 720 can be easily adjusted.

[0029] As a supplement to the present technical solution, a plurality of connecting holes 702 are evenly arranged on the adjustment plate 701, and a docking hole 731 corresponding to the connecting hole 702 is arranged on the upper end of the adjustment block 727. When adjusting the position of the bending cylinder 720, first remove the positioning pin on the docking hole 731, and then push the bending cylinder 720. After completion, pass the positioning pin through the docking hole 731 and the connecting hole 702 for positioning.

[0030] As a supplement to the present technical solution, side support frames 200 are vertically installed on both ends of the upper end surface of the base frame 100, a top beam frame 300 is arranged between the upper ends of the side support frames 200, a hydraulic station 301 is arranged on the top beam frame 300, and accumulators 302 are arranged on both sides of the hydraulic station 301.

[0031] As a supplement to the present technical solution, a symmetrically arranged die lifter 401 is provided in the middle of the tooling placement platform 400. By providing the die lifter 401, the opening of the bending die is facilitated, and the docking of the bending die with the bending cylinder 720 is facilitated.

[0032] As a supplement to the present technical solution, coarse positioning blocks 404 are symmetrically arranged at both ends of the tooling placement platform 400, quick-change bolts 403 are arranged in front of the coarse positioning blocks 404, and a positioning bushing 402 with a quick latch is arranged on one side of the quick-change bolt 403 near the middle of the tooling placement platform 400.

[0033] When installing the bending die, first pull out the two quick pins from the two positioning bushings 402 (this equipment is designed with multiple sets of guide bushings to accommodate molds of various sizes), then manually unscrew the quick-change bolts 403, and then start the two die lifters 401 to lift the water-cutting bending die, and then pull the die out; when installing the die, first put the die on the die lifter 401, and then push the die inward to the rough positioning block 404 to complete the rough positioning of the die, and then insert the quick pins to complete the fine positioning of the die, and then lower the die lifter 401, and finally tighten the quick-change bolts 403 to complete the die replacement.

[0034] As a supplement to the present technical solution, an electric box 600 is provided on one of the side support frames 200 , and a start button 800 is provided on the upper end surface of the base frame 100 near the electric box 600 .

[0035] As a supplement to the present technical solution, guide posts 730 are provided on both sides of the bending cylinder 720. By providing the guide posts 730, the position of the main shaft of the bending cylinder 720 can be positioned when it is extended or retracted.

[0036] The specific embodiments described herein are merely examples of the spirit of the present invention. Those skilled in the art may make various modifications or additions to the described specific embodiments or replace them in a similar manner without departing from the scope defined by the spirit of the present invention.

Claims

1. A car water-cut bending device, characterized by: The utility model comprises a base frame (100), a tool placement platform (400) and a side load-bearing frame (500), wherein the tool placement platform (400) is arranged in the middle of the upper end surface of the base frame (100), and side load-bearing frames (500) are arranged vertically on both sides of the tool placement platform (400), and a load-bearing crossbeam (700) is arranged between the upper ends of the two side load-bearing frames (500), and a top rod is arranged in the middle of the load-bearing crossbeam (700) and passes vertically downward through the middle of the load-bearing crossbeam (700). The intermediate positioning cylinder (710) is provided with two bending cylinders (720) arranged side by side symmetrically on both sides of the intermediate positioning cylinder (710). The bending cylinders (720) are slidably installed in the load-bearing crossbeam (700) to the left and right. The bending cylinders (720) include a cylinder body (721), a cylinder fixing plate (726) and an end connecting plate (728). The cylinder body (721) is vertically installed on the cylinder fixing plate (726). The main shaft of the bending cylinder (720) passes through the cylinder fixing plate (726) and is connected to the end connecting plate (728) through a lower rotating hinge (729); an adjustment block (727) is arranged on the front side of the lower end of the bending cylinder (720); the adjustment block (727) is docked with the adjustment plate (701) located on the front side of the load-bearing crossbeam (700); a plurality of connecting holes (702) are evenly arranged on the adjustment plate (701); a docking hole (731) corresponding to the connecting hole (702) is arranged on the upper end of the adjustment block (727); a symmetrically arranged mold lifter (401) is arranged in the middle of the tool placement platform (400); coarse positioning blocks (404) are symmetrically arranged on both ends of the tool placement platform (400); a quick-change bolt (403) is arranged in front of the coarse positioning block (404); and a positioning bushing (402) with a quick latch is arranged on one side of the quick-change bolt (403) close to the middle of the tool placement platform (400).

2. The automobile water-cut bending equipment according to claim 1, characterized in that: Two transverse slide rails (725) are installed side by side at the front and rear ends of the lower end of the load-bearing crossbeam (700); the oil cylinder fixing plate (726) is connected to the mounting plate (723) via rotating hinges at the front and rear sides; and a slider seat (724) is arranged in the mounting plate (723) and is connected to the transverse slide rail (725).

3. The automobile water-cut bending equipment according to claim 1, characterized in that: The load-bearing crossbeam (700) is provided with a valve bracket (722) corresponding one to one with the bending oil cylinder (720), and the valve bracket (722) is connected to the bending oil cylinder (720) via a pipeline.

4. The automobile water-cut bending equipment according to claim 1, characterized in that: Side support frames (200) are vertically mounted on both ends of the upper end surface of the bottom frame (100), a top beam frame (300) is arranged between the upper ends of the side support frames (200), a hydraulic station (301) is arranged on the top beam frame (300), and accumulators (302) are arranged on both sides of the hydraulic station (301).

5. The automobile water-cut bending equipment according to claim 4, characterized in that: An electric box (600) is disposed on one of the side support frames (200), and a start button (800) is disposed on the upper end surface of the bottom frame (100) near the electric box (600).

6. The automobile water-cut bending equipment according to claim 1, characterized in that: Guide pillars (730) are provided on both sides of the bending cylinder (720).

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