CN214290163U - Rotary blade stretch bending forming device - Google Patents

Abstract

The utility model discloses a rotary blade stretch bending forming device, including support frame and the workstation of setting in the support frame, the workstation includes a fixed plate, and the upper surface of fixed plate sets up a stretch bending mould, and the lower surface passes through a first hydro-cylinder of hydro-cylinder mount fixed connection, a expansion end fixed connection drive plate of first hydro-cylinder, the vertical drive shaft that is fixed with of one end that first hydro-cylinder was kept away from to the drive plate, and two first swing arms are connected in the below rotation of drive plate, and a swing arm axle fixed connection second swing arm is passed through to the upper end of first swing arm, the one end upper surface that swing arm axle was kept away from in the second swing arm rotates and connects a drive wheel, drives the second swing arm backward rotation through the flexible of first hydro-cylinder indirectly to wait to process the blank backward bending through the drive wheel drive, accomplish the stretch bending forming process. Stretch bending forming die can two work pieces of coproduction, has improved work efficiency, has reduced the manual work, has improved the security of stretch bending process.

Description

Rotary blade stretch bending forming device

[ technical field ] A method for producing a semiconductor device

The utility model relates to a section bar stretch bending shaping technical field, concretely relates to rotary blade stretch bending forming device.

[ background of the invention ]

The stretch bending forming in the production and processing process of the rotary blade is an important link of the rotary blade forming, and influences the shape and the processing quality of the whole workpiece. In the stretch bending forming device in the prior art, a motor drives a stretch bending die to rotate, so that an inserted rotary blade is bent and deformed, and the rotary blade needs to be fixed manually in the process, so that the safety of workers cannot be guaranteed, and the quality of a product cannot be guaranteed; moreover, only one workpiece can be produced at a time, and the production efficiency is low.

[ Utility model ] content

In order to solve the problem in the prior art, the utility model provides a rotary blade stretch bending forming device, the device need not artifical the fixing at stretch bending forming in-process, has alleviateed workman's intensity of labour, and can stretch bending two work pieces of shaping simultaneously, has improved production efficiency.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a rotary tillage cutter stretch bending forming device comprises a support frame and a workbench arranged in the support frame, wherein the workbench comprises a horizontally arranged fixed plate, a stretch bending die is fixedly arranged on the upper surface of the fixed plate, an oil cylinder connecting frame is fixedly connected to the lower surface of the fixed plate, a first oil cylinder is fixedly connected to the rear side of the oil cylinder connecting frame, the movable end of the first oil cylinder penetrates through the rear side surface of the oil cylinder connecting frame and is fixedly connected with a drive plate, a drive shaft is vertically fixed at two corners of one end, away from the first oil cylinder, of the drive plate respectively, two first swing arms are rotatably connected to the lower side of the drive plate respectively through two swing arm shafts, and the inner side surfaces, away from the swing arm shafts, of the first swing arms are respectively contacted with the outer side surfaces of the drive shafts; the upper end of the swing arm shaft penetrates through the drive plate, the oil cylinder connecting frame and the fixed plate in sequence and then is fixedly connected with a second swing arm, the second swing arm is arranged between the fixed plate and the stretch bending die, the upper surface of one end, far away from the swing arm shaft, of the second swing arm is rotatably connected with a driving wheel, and the two driving wheels are respectively located on the left side and the right side of the front of the stretch bending die.

Preferably, the stretch bending die comprises a die base plate, the upper surface of the die base plate is fixedly connected with a forming plate through a bolt, the forming plate comprises a connecting plate and shaping dies which are positioned on the left side and the right side of the connecting plate and are integrally formed with the connecting plate, the outer edges of the shaping dies are arc-shaped, and the height of the connecting plate is higher than that of the shaping dies, so that a boss is formed between the connecting plate and the shaping dies.

Preferably, a certain distance is reserved between the outer edge of the shaping die and the edge of the die bottom plate, and the shaping die and the pressing plate are matched to serve as a track for stretch bending forming of the blank to be processed, so that when the blank to be processed is stretch bent and formed, the blank to be processed can move backwards along the pressing plate, the die bottom plate and the shaping die, the height of the shaping die is equal to the thickness of the blank to be processed, and the blank cannot deform vertically in the stretch bending process.

Preferably, a pressing plate is arranged above the stretch bending die, a groove matched with the boss on the upper surface of the forming plate is formed in the lower surface of the pressing plate, and the pressing plate and the forming plate are in sliding connection through the matching of the boss and the groove.

Preferably, a transition plate is fixedly arranged behind the connecting plate, the width of the transition plate is equal to that of the connecting plate, the upper surface of the transition plate and the upper surface of the connecting plate are located on the same plane, and the front end of the transition plate is in contact with the rear end of the connecting plate and used as the backward extension of the connecting plate to provide a guide for backward movement of the pressure plate.

Preferably, the rear of the pressing plate is connected with an air cylinder, the air cylinder is horizontally fixed at the top of the oil cylinder connecting frame through an air cylinder connecting plate, the movable end of the air cylinder is fixedly connected with the rear end of the pressing plate, the pressing plate is driven to horizontally slide above the stretch bending die through the expansion and contraction of the air cylinder, and the stretch bending rotary tillage cutter is convenient to take out.

Preferably, the front end of clamp plate, the position that is located the connecting plate top are provided with the open slot, the open slot sets up to "protruding" style of calligraphy of falling, and bolt fixedly connected with compact heap is passed through at the front end top of connecting plate, the compact heap cooperatees with the open slot of clamp plate front end, compresses tightly the clamp plate in vertical direction, prevents to treat at the stretch bending in-process and process the blank with the clamp plate hunch-up to horizontal migration for the clamp plate provides spacingly, makes the clamp plate all remove the position of compact heap at every turn.

Preferably, a fixed block is arranged on the upper surface of the die bottom plate and in front of the forming plate, and a cutter groove is formed between the fixed block and the forming plate and used for placing a blank to be processed.

Preferably, the inner sides of the left side surface and the right side surface of the support frame are respectively vertically provided with a guide rail, the outer side surfaces of the left side surface and the right side surface of the oil cylinder connecting frame are provided with a sliding block which is in sliding connection with the guide rails, and the oil cylinder connecting frame and the support frame are in sliding connection with the guide rails through the sliding block.

Preferably, a second oil cylinder is arranged below the oil cylinder connecting frame, the second oil cylinder is vertically fixed at the bottom of the supporting frame, the movable end of the second oil cylinder is fixedly connected with the bottom of the oil cylinder connecting frame, and the second oil cylinder stretches and retracts to drive the workbench to vertically slide in the supporting frame so as to adjust the height of the workbench and enable the workbench and a previous process for conveying a blank to be processed to be located at the same height.

Compared with the prior art, the utility model discloses following beneficial effect has:

when the stretch bending forming device works, a blank to be processed is placed into the cutter groove, the two sides of the blank are simultaneously stretch bent, the blank to be processed is pressed by the pressing plate to be prevented from arching, the whole process does not need manual fixation, the labor is reduced, the safety of workers is ensured, two workpieces can be produced by one-time stretch bending, and the working efficiency is improved;

the forming plate of the utility model is connected with the die bottom plate through the bolt, so that the forming plate can be replaced and can adapt to the stretch bending forming of workpieces with different models;

the height of workstation can be adjusted to the height of the preceding process of blank is treated in the adaptation conveying, guarantees the seamless connection of preceding process and stretch bending shaping process, has further improved production efficiency.

[ description of the drawings ]

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural view of the stretch bending forming device of the present invention;

fig. 2 is a schematic structural diagram of the workbench according to the present invention;

fig. 3 is a top view of the stretch bending die of the present invention;

fig. 4 is a schematic structural view of the pressing plate of the present invention;

wherein: 1-a support frame; 2-a workbench; 3, fixing a plate; 4-oil cylinder connecting frame; 5-stretch bending the mould; 501-a mould bottom plate; 502-forming a plate; 503-shaping die; 504-a connection plate; 505-a compact; 506-fixed block; 507-cutter grooves; 6-pressing a plate; 601-an open slot; 7-a first oil cylinder; 8-a drive plate; 9-a drive shaft; 10-a first swing arm; 11-a swing arm shaft; 12-a second swing arm; 13-a drive wheel; 14-a cylinder; 15-cylinder connection plate; 16-a blank to be processed; 17-a second cylinder; 18-transition plate.

[ detailed description ] embodiments

In order to make the objects, technical solutions and advantages of the present invention clearer, the present invention will be further described with reference to the accompanying drawings and specific embodiments.

As shown in figures 1 and 2, the utility model discloses a rotary tillage cutter stretch bending forming device, which comprises a support frame 1 and a workbench 2 arranged in the support frame 1, wherein the workbench 2 comprises a horizontally arranged fixed plate 3, the upper surface of the fixed plate 3 is fixedly provided with a stretch bending die 5, the lower surface is fixedly connected with a cylinder connecting frame 4, the rear part of the cylinder connecting frame 4 is fixedly connected with a first cylinder 7, the movable end of the first cylinder 7 passes through the rear side surface of the cylinder connecting frame 4 and is fixedly connected with a driving plate 8, the driving plate 8 is arranged in a concave shape, the open end of the driving plate is positioned at one end far away from the first cylinder 7, the two side bottoms of the open end of the driving plate 8 are respectively and fixedly connected with a driving shaft 9, the lower part of the driving plate 8 is rotatably connected with two first swing arms 10, one ends of the two first swing arms 10 are respectively rotatably connected with the driving plate 8 through swing arm shafts 11, the inner side surface of the other end is respectively contacted with the outer side surface of the driving shaft 9; the upper end of the swing arm shaft 11 sequentially penetrates through the drive plate 8, the oil cylinder connecting frame 4 and the fixing plate 3, a second swing arm 12 is fixedly connected above the fixing plate 3, the second swing arm 12 is horizontally arranged, the upper surface of one end, far away from the swing arm shaft 11, of the second swing arm is rotatably connected with a driving wheel 13, and the two driving wheels 13 are respectively located on two sides of the front of the stretch bending die 5.

As shown in fig. 3, the stretch bending die 5 includes a die base plate 501, an upper surface of the die base plate 501 is fixedly connected with a forming plate 502 through bolts, the forming plate 502 includes a connecting plate 504 and shaping dies 503 integrally formed with the connecting plate 504 and located on left and right sides of the connecting plate 504, and outer edges of the shaping dies 503 are set to be arc-shaped; and the height of the connecting plate 504 is higher than that of the sizing die 503, so that a boss is formed between the connecting plate 504 and the sizing die 503.

Preferably, a fixed block 506 is arranged on the upper surface of the mold base plate 501 and in front of the forming plate 502, and a cutter groove 507 is formed between the fixed block 506 and the forming plate 502 for placing the blank 16 to be processed.

As shown in fig. 2, a pressing plate 6 is arranged above the stretch bending die 5, a groove matched with the boss on the upper surface of the forming plate 502 is arranged in the middle of the lower surface of the pressing plate 6, and the pressing plate 6 and the forming plate 502 are in sliding connection through the matching of the boss and the groove; a cylinder 14 is connected to the rear of the pressing plate 6, the cylinder 14 is horizontally fixed to the top of the oil cylinder connecting frame 4 through a cylinder connecting plate 15, the movable end of the cylinder is fixedly connected with the rear end of the pressing plate 6, the pressing plate 6 is driven to horizontally slide above the stretch bending die 5 through the expansion and contraction of the cylinder, and the stretch bending rotary tillage blade is convenient to take out.

Preferably, a transition plate 18 is fixed behind the connecting plate 504, the width of the transition plate 18 is equal to the width of the connecting plate 504, the upper surface of the transition plate 18 and the upper surface of the connecting plate 504 are located on the same plane, and the front end of the transition plate 18 contacts with the rear end of the connecting plate 504 to serve as an extension of the connecting plate 504 backwards and provide a guide for the backward movement of the pressure plate 6.

Preferably, as shown in fig. 2 and 4, an open slot 601 is provided at a position above the connecting plate and at the front end of the pressing plate 6, the open slot 601 is set to be an inverted "convex" shape, a pressing block 505 is fixedly connected to the top of the front end of the connecting plate 504 through a bolt, the pressing block 505 is matched with the open slot 601 at the front end of the pressing plate 6 to press the pressing plate 6 in the vertical direction, so that the blank is prevented from arching the pressing plate 6 in the stretch bending process, and a limit is provided for the horizontal movement of the pressing plate 6, so that the pressing plate 6 moves to the position of the pressing block 505 each time.

Preferably, a certain distance is reserved between the outer edge of the shaping die 503 and the edge of the die bottom plate 501, and the shaping die 503 is matched with the pressing plate to serve as a track for stretch bending forming of the blank, so that when the blank is stretch bent and formed, the blank can move backwards along the track between the pressing plate and the die bottom plate, the height of the shaping die 503 is equal to the thickness of the blank to be processed, and the blank cannot deform vertically in the stretch bending process.

Preferably, as shown in fig. 1, guide rails (not shown in the figure) are vertically arranged on the inner side surfaces of the left side and the right side of the support frame 1, slide blocks (not shown in the figure) slidably connected with the guide rails are arranged on the outer side surfaces of the left side and the right side of the oil cylinder connecting frame 4, and the slide blocks are matched with the guide rails to slidably connect the workbench and the support frame; the lower part of the oil cylinder connecting frame 4 is provided with a second oil cylinder 17, the second oil cylinder 17 is vertically fixed at the bottom of the supporting frame 1, the movable end of the second oil cylinder 17 is fixedly connected with the bottom of the oil cylinder connecting frame 4, and the second oil cylinder 17 stretches and retracts to drive the workbench to vertically slide in the supporting frame 1 so as to adjust the height of the workbench 2 and enable the workbench and a previous process for conveying a blank to be processed to be located at the same height.

Stretch bending forming device's theory of operation: when the bending die works, the second oil cylinder 17 stretches and retracts to drive the workbench 2 to vertically slide in the support frame 1, the height of the workbench is adjusted to be flush with the height of a blank to be machined, the blank to be machined is conveyed to the position of a cutter groove 507 on the workbench in the previous process, the air cylinder 14 extends out, the pressing plate 6 is pushed to the position above the bending die 5 and is positioned and pressed by the pressing block 505, then the first oil cylinder 7 acts to pull the driving plate 8 to move backwards, the driving shaft 9 on the driving plate 8 drives the two first swing arms 10 to respectively rotate towards two sides, so that the second swing arm 12 also rotates towards two sides, the driving wheel 13 pulls the blank to be machined backwards, and the blank to be machined 16 moves along the rails among the die bottom plate 501, the pressing plate 6 and the shaping die 503 and is formed by bending under the action of the driving wheel 13; finally, the cylinder 14 is retracted, and the pressing plate 6 is pulled backward to take out the formed rotary blade.

The above-mentioned embodiments only express a certain implementation manner of the present invention, and the description thereof is specific and detailed, but not construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention.

Claims (10)

1. A rotary tillage cutter stretch bending forming device is characterized by comprising a support frame and a workbench arranged in the support frame, wherein the workbench comprises a horizontally arranged fixing plate, a stretch bending die is fixedly arranged on the upper surface of the fixing plate, an oil cylinder connecting frame is fixedly connected to the lower surface of the fixing plate, a first oil cylinder is fixedly connected to the rear side of the oil cylinder connecting frame, the movable end of the first oil cylinder penetrates through the rear side surface of the oil cylinder connecting frame and is fixedly connected with a drive plate, a drive shaft is vertically fixed at two corners of one end, away from the first oil cylinder, of the drive plate respectively, two first swing arms are rotatably connected to the lower side of the drive plate respectively through two swing arm shafts, and the inner side surfaces, away from one ends of the swing arm shafts, of the first swing arms are respectively contacted with the outer side surfaces of the drive shaft; the upper end of the swing arm shaft penetrates through the drive plate, the oil cylinder connecting frame and the fixed plate in sequence and then is fixedly connected with a second swing arm, the second swing arm is arranged between the fixed plate and the stretch bending die, the upper surface of one end, far away from the swing arm shaft, of the second swing arm is rotatably connected with a driving wheel, and the two driving wheels are respectively located on the left side and the right side of the front of the stretch bending die.

2. A rotary tillage cutter stretch bending forming device according to claim 1, wherein the stretch bending die comprises a die base plate, an upper surface of the die base plate is fixedly connected with a forming plate through bolts, the forming plate comprises a connecting plate and shaping dies arranged on the left side and the right side of the connecting plate, the outer edge of each shaping die is arc-shaped, and the height of the connecting plate is higher than that of each shaping die, so that a boss is formed between the connecting plate and each shaping die.

3. A rotary tillage cutter stretch bending forming device according to claim 2, wherein a certain distance is reserved between the outer edge of the shaping die and the edge of the die bottom plate to serve as a track for stretch bending forming of a blank to be processed, and the height of the shaping die is equal to the thickness of the blank to be processed.

4. A rotary tillage cutter stretch bending forming device according to claim 3, wherein a pressing plate is arranged above the stretch bending die, a groove matched with the boss on the upper surface of the forming plate is formed in the lower surface of the pressing plate, and the pressing plate and the forming plate are in sliding connection through matching of the boss and the groove.

5. A rotary tillage cutter stretch bending forming device according to claim 4, wherein a transition plate is fixedly arranged behind the connecting plate, the width of the transition plate is equal to that of the connecting plate, the upper surface of the transition plate and the upper surface of the connecting plate are located on the same plane, and the front end of the transition plate is in contact with the rear end of the connecting plate to serve as an extension of the connecting plate backwards and provide a guide for the backward movement of the pressure plate.

6. A rotary tillage cutter stretch bending forming device according to claim 5, wherein an air cylinder is connected to a rear portion of the pressing plate, the air cylinder is horizontally fixed to the top of the oil cylinder connecting frame through an air cylinder connecting plate, and a movable end of the air cylinder is fixedly connected with a rear end of the pressing plate.

7. A rotary tillage cutter stretch bending forming device according to claim 6, wherein an open slot is formed in the front end of the pressing plate and above the connecting plate, the open slot is in an inverted 'convex' shape, a pressing block is fixedly connected to the top of the front end of the connecting plate through a bolt, and the pressing block is matched with the open slot in the front end of the pressing plate to press the pressing plate in the vertical direction.

8. A rotary tillage cutter stretch bending forming device according to claim 7, wherein a fixing block is disposed on an upper surface of the mold base plate and in front of the forming plate, and a cutter groove is formed between the fixing block and the forming plate.

9. A rotary tillage cutter stretch bending forming device according to claim 1, wherein guide rails are vertically provided on inner sides of left and right sides of the support frame, respectively, slide blocks slidably connected with the guide rails are provided on outer sides of left and right sides of the cylinder connecting frame, and the cylinder connecting frame and the support frame are slidably connected with the guide rails through the slide blocks.

10. A rotary tillage cutter stretch bending forming device according to claim 9, wherein a second oil cylinder is arranged below the oil cylinder connecting frame, the second oil cylinder is vertically fixed at the bottom of the supporting frame, and a movable end of the second oil cylinder is fixedly connected with the bottom of the oil cylinder connecting frame.

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