CN212944774U

CN212944774U - Car audio precision sheet metal component V bent sliding plate mould structure

Info

Publication number: CN212944774U
Application number: CN202021500931.5U
Authority: CN
Inventors: 沈敏霞; 沈雪芳; 孟利德
Original assignee: SOHBI CRAFT (CHANGSHU) CO Ltd
Current assignee: SOHBI CRAFT (CHANGSHU) CO Ltd
Priority date: 2020-07-27
Filing date: 2020-07-27
Publication date: 2021-04-13
Anticipated expiration: 2030-07-27

Abstract

The utility model discloses a V-shaped curved sliding plate die structure of an automobile sound precise sheet metal part, which belongs to the field of sheet metal part processing and comprises an upper die and a lower die, wherein a punch is fixedly connected to the lower surface of the upper die, a female die matched with the punch is fixedly connected to the upper surface of the lower die, a first supporting plate and a second supporting plate are connected to the lower die at two sides of the female die, and the first supporting plate and the second supporting plate are rotatably connected through a connecting post; one side of the lower die, which is far away from the female die, is connected with a driving device, the driving device pushes the first supporting plate and the second supporting plate to lift along the vertical direction, the first supporting plate and the second supporting plate are close to one side each other and form a yielding groove, the female die penetrates through the yielding groove, the punch and the female die perform V-shaped processing on the sheet metal part, and the driving device orders the first supporting plate and the second supporting plate to ascend and rotate to be respectively attached to two sides of the lower surface of the sheet metal part. The utility model discloses effectively avoid the product to take place the condition of deformation, reduction in production cost's effect when having improvement production efficiency.

Description

Car audio precision sheet metal component V bent sliding plate mould structure

Technical Field

The utility model relates to a sheet metal component processing technology field, in particular to accurate sheet metal component V of car stereo set bent slide plate mould structure.

Background

Sheet metal is a comprehensive cold working process for sheet metal (generally below 6 mm), including shearing, punching/cutting/compounding, folding, welding, riveting, splicing, forming (such as automobile bodies), and the like. The method is characterized in that the thickness of the same part is consistent, and the product processed by the sheet metal process is called a sheet metal part. In the prior art, the V curve of the V-shaped sheet metal part is usually hard bent, and in order to avoid the deformation of the product, the speed of a punch press needs to be controlled to be less than or equal to 15 SPM.

The following problems exist in the prior art: the mode of bending firmly needs the punching press speed of control punch press in lower within range in order to avoid the product to warp, can bring the problem that production efficiency is low in process of production, causes manufacturing cost to increase, and this problem is urgently needed to be solved.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims at providing a car stereo set precision sheet metal component V bent slide plate mould structure has the condition of effectively avoiding the product to take place to warp when improving production efficiency, reduction in production cost's effect.

A V-shaped curved sliding plate die structure of an automobile sound precise sheet metal part comprises an upper die and a lower die, wherein a punch is fixedly connected to the lower surface of the upper die, a female die matched with the punch is fixedly connected to the upper surface of the lower die, a first supporting plate and a second supporting plate are connected to the lower die and located on two sides of the female die, and the first supporting plate and the second supporting plate are rotatably connected through a connecting post;

the lower mould is kept away from die one side and is connected with drive arrangement, drive arrangement promotes first layer board and second layer board and goes up and down along vertical direction, first layer board and second layer board are close to one side each other and all form the groove of stepping down, the die passes by the inslot of stepping down, drift and die carry out the bent processing of V to the sheet metal component, drive arrangement orders about first layer board and second layer board and rises and rotate to laminate respectively with sheet metal component lower surface both sides.

The utility model discloses further set up to: the driving device comprises a supporting block and a cylinder, wherein the lower die is parallel to the length direction of the female die, the two sides of the length direction of the female die are provided with a yielding port, the supporting block and the cylinder are both set into two groups, the supporting block is inserted into the yielding port, a piston rod of the cylinder pushes the supporting block to lift, a top wall of the supporting block is provided with a first force application surface and a second force application surface, one side, connected with the first force application surface and the second force application surface, of the supporting block is provided with an included angle the same as the angle of the top wall of the female die, and the first force application surface and the second force application surface are respectively attached to the lower surfaces of the first supporting plate and the.

The utility model discloses further set up to: the second supporting plate is fixedly connected with a supporting plate on one side far away from the first supporting plate, a magnetic part is embedded on the upper surface of the supporting plate, and the magnetic part is attracted with the bottom wall of the sheet metal part.

The utility model discloses further set up to: the lower mould is located two punishment of stepping down the mouth and keeping away from each other and do not is connected with two sets of connecting seats, the connecting seat includes parallel arrangement's connecting piece one and connecting piece two, all seted up waist shape hole along vertical direction between connecting piece one and the connection on two, the spliced pole is worn to locate in two waist shape holes and is reciprocated along waist shape hole.

The utility model discloses further set up to: the first supporting plate and the second supporting plate are vertically and upwards fixedly connected with connecting plates perpendicular to the two sides of the length direction, and the connecting column penetrates through two adjacent connecting plates and then is located in waist-shaped holes of the first connecting piece and the second connecting piece at two ends respectively.

The utility model discloses further set up to: the top of the piston rod of the air cylinder is connected with a limiting block, the top wall of the support block is provided with a limiting groove, and the lower surface of the limiting block is abutted to the bottom of the limiting groove after the piston rod of the air cylinder penetrates through the bottom wall of the support block.

The utility model discloses further set up to: the waist-shaped hole is buckled with a cover plate.

When carrying out the V tortuous curve to the sheet metal component, place it on first layer board and second layer board, the piston rod of cylinder is in the original length state, the contained angle between first layer board and the second layer board is 180, the long limit of sheet metal component is located the backup pad and with the magnetic part actuation, go up the mould downstream, drift and die are bent to the sheet metal component, the piston rod of cylinder stretches out this moment, promote the tray and rise the back first application of force face and second application of force face and the lower surface laminating of first layer board and second layer board and make and form the contained angle and rise to the laminating on spliced pole and kidney type hole top between first layer board and the second layer board, the upper surface of first layer board and second layer board rises and laminates with the sheet metal component all the time with the rotation in-process, thereby guarantee that the drift adds man-hour sheet metal component with faster and is difficult for taking place to warp, effectively improve machining efficiency.

To sum up, the utility model discloses following beneficial effect has:

1. through the arrangement of the first supporting plate, the second supporting plate and the driving device, supporting force is provided when the sheet metal part is subjected to V-shaped bending, and the sheet metal part is not easy to deform at a high processing speed;

2. the driving device consisting of the cylinder and the support block can drive the first support plate and the second support plate to ascend and overturn simultaneously so as to process the sheet metal parts;

3. through connecting the backup pad on the second layer board and setting up the magnetic part in the backup pad, can actuation sheet metal component keep not shifting to use the manipulator to carry out automatic material of getting.

Drawings

Fig. 1 is a schematic structural diagram for embodying the whole of the present invention;

FIG. 2 is a schematic cross-sectional view illustrating the fitting relationship of the parts of the present invention;

fig. 3 is a schematic structural view for embodying the whole lower mold in the present invention;

fig. 4 is an explosion diagram for showing the structure of each part of the lower mold in the present invention.

In the figure, 1, an upper die; 11. a punch; 2. a lower die; 21. a female die; 22. a let position port; 3. a first pallet; 31. a connecting plate; 32. positioning a groove; 4. a second pallet; 41. a yielding groove; 42. a support plate; 421. a magnetic member; 5. a drive device; 51. a support block; 511. a first force application surface; 512. a second force application surface; 513. a limiting groove; 52. a cylinder; 521. a limiting block; 6. a connecting seat; 61. a first connecting piece; 62. a second connecting piece; 621. a kidney-shaped hole; 622. a cover plate; 63. connecting columns; 7. sheet metal parts.

Detailed Description

The present invention will be described in detail with reference to the attached drawings, and other advantages and effects of the present invention can be easily understood by those skilled in the art from the disclosure of the present specification. In the present specification, the terms "upper", "lower", "left", "right", "middle", and the like are used for the sake of clarity, and are not intended to limit the scope of the present invention, and changes or adjustments of the relative relationship thereof are also regarded as the scope of the present invention without substantial changes in the technical content.

Example (b):

as shown in fig. 1 and 2, for the utility model relates to a curved slide plate die structure of accurate sheet metal component 7V of car audio, including last mould 1 and lower mould 2, go up 1 fixed surface of mould and be connected with

drift

11, 2 upper surface of lower mould is connected with the die 21 with 11 adaptations of drift, lies in die 21 both sides on the lower mould 2 and is connected with first layer board 3 and second layer board 4, and first layer board 3 and second layer board 4 are close to one side each other and all form the groove of stepping down 41, and die 21 passes in the groove of stepping down 41. Two groups of connecting seats 6 are installed on the upper surface of the lower die 2 close to the front side and the rear side, the first supporting plate 3 and the second supporting plate 4 are rotatably connected through connecting columns 63, the connecting columns 63 rotate through the connecting seats 6, and the driving device 5 pushes the connecting columns 63 to ascend and descend vertically along the height direction of the connecting seats 6.

As shown in fig. 2 and 4, the driving device 5 includes a supporting block 51 and an air cylinder 52, two yielding positions 22 are provided between two sets of connecting seats 6 and the female die 21 on the lower die 2, the supporting block 51 and the air cylinder 52 are both provided in two sets, the supporting block 51 is inserted into the yielding positions 22, a first force application surface 511 and a second force application surface 512 are formed on the top wall of the supporting block 51, and an included angle which is the same as the top wall angle of the female die 21 is formed on the side where the first force application surface 511 and the second force application surface 512 are connected. The top end of the piston rod of the cylinder 52 is connected with a limiting block 521, the top wall of the support block 51 is provided with a limiting groove 513, and the piston rod of the cylinder 52 penetrates through the bottom wall of the support block 51, and then the lower surface of the limiting block 521 is abutted against the bottom of the limiting groove 513.

As shown in fig. 3 and 4, the connecting seat 6 includes a first connecting piece 61 and a second connecting piece 62 which are arranged in parallel, a waist-shaped hole is formed in the first connecting piece 61 and the second connecting piece in the second connecting room along the vertical direction, the first supporting plate 3 and the second supporting plate 4 are vertically and upwards fixedly connected with connecting plates 31 on both sides of the length direction perpendicular to the length direction, the connecting post 63 penetrates through the two adjacent connecting plates 31, the two ends of the connecting post are respectively located in the waist-shaped holes 621 of the first connecting piece 61 and the second connecting piece 62 and vertically move along the waist-shaped holes 621, and the cover plate 622 is buckled on one side.

As shown in fig. 3 and 4, a supporting plate 42 is fixedly connected to one side of the second supporting plate 4 away from the first supporting plate 3, a magnetic member 421 is embedded in the upper surface of the supporting plate 42, and the magnetic member 421 is attracted to the bottom wall of the sheet metal part 7. When carrying out the V curved processing to sheet metal component 7, keep flat it on first layer board 3 and second layer board 4, be formed with constant head tank 32 on the two layer boards, sheet metal component 7 is located constant head tank 32, treat that the department of buckling is located die 21 top, drift 11 descends cooperation die 21 and bends the work piece, the piston rod of cylinder 52 stretches out this moment, promote first layer board 3 and second layer board 4 and rise the time and form in the same contained angle of first application of force face 511 and second application of force face 512, lift sheet metal component 7 both sides, the falling speed of drift 11 can reach 40SPM, simultaneously because first layer board 3 and second layer board 4 support the work piece both sides, effectively keep work piece shape non-deformable. After bending, the punch 11 is lifted, and the piston rod of the air cylinder 52 retracts to drive the first supporting plate 3 and the second supporting plate 4 to recover the horizontal state. The sheet metal part 7 attracted with the magnetic part 421 keeps the state of being positioned in the positioning groove 32, and at the moment, the manipulator can be used for discharging, so that the processing efficiency is further improved.

The implementation principle of the above embodiment is as follows: when the sheet metal part 7 is bent in a V shape, the sheet metal part 7 is placed on the first supporting plate 3 and the second supporting plate 4, a piston rod of the air cylinder 52 is in an original length state, an included angle between the first supporting plate 3 and the second supporting plate 4 is 180 degrees, a long edge of the sheet metal part 7 is positioned on the supporting plate 42 and is attracted with the magnetic part 421, the upper die 1 moves downwards, the punch 11 and the die 21 bend the sheet metal part 7, the piston rod of the air cylinder 52 extends out at the moment, the first force application surface 511 and the second force application surface 512 are attached to the lower surfaces of the first supporting plate 3 and the second supporting plate 4 after the supporting block 51 is pushed to rise, so that an included angle is formed between the first supporting plate 3 and the second supporting plate 4 and rises to a connecting column 63 to be attached to the top end of the kidney-shaped hole 621, the upper surfaces of the first supporting plate 3 and the second supporting plate 4 are always attached to the sheet metal part 7 in the rising and rotating processes, and therefore the, effectively improving the processing efficiency.

The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications to the present embodiment without inventive contribution as required after reading the present specification, but all of them are protected by patent laws within the scope of the claims of the present invention.

Claims

1. The utility model provides a bent slide plate mode structure of accurate sheet metal component V of car stereo set which characterized in that: the punching die comprises an upper die (1) and a lower die (2), wherein a punch (11) is fixedly connected to the lower surface of the upper die (1), a female die (21) matched with the punch (11) is fixedly connected to the upper surface of the lower die (2), a first supporting plate (3) and a second supporting plate (4) are connected to the lower die (2) on two sides of the female die (21), and the first supporting plate (3) and the second supporting plate (4) are rotatably connected through a connecting column (63);

lower mould (2) are kept away from die (21) one side and are connected with drive arrangement (5), drive arrangement (5) promote first layer board (3) and second layer board (4) and go up and down along vertical direction, first layer board (3) and second layer board (4) are close to one side each other and all form groove of stepping down (41), pass in die (21) by groove of stepping down (41), drift (11) and die (21) carry out the bent processing of V to sheet metal component (7), drive arrangement (5) order about first layer board (3) and second layer board (4) and rise and rotate to laminate respectively with sheet metal component (7) lower surface both sides.

2. The automobile audio precision sheet metal part V curved sliding plate die structure according to claim 1, characterized in that: the driving device (5) comprises a supporting block (51) and two cylinders (52), wherein two sides of the lower die (2) parallel to the length direction of the female die (21) are provided with a position-giving opening (22), the supporting block (51) and the cylinders (52) are arranged into two groups, the supporting block (51) is inserted into the position-giving opening (22), a piston rod of the cylinder (52) pushes the supporting block (51) to lift, a first force application surface (511) and a second force application surface (512) are formed on the top wall of the supporting block (51), an included angle which is the same as the top wall angle of the female die (21) is formed on one side where the first force application surface (511) is connected with the second force application surface (512), and the first force application surface (511) and the second force application surface (512) are respectively attached to the lower surfaces of the first supporting plate (3) and the second supporting plate (4).

3. The automobile audio precision sheet metal part V curved sliding plate die structure according to claim 2, characterized in that: the second layer board (4) keep away from first layer board (3) one side fixedly connected with backup pad (42), backup pad (42) upper surface inlays and is equipped with magnetic part (421), magnetic part (421) and sheet metal component (7) diapire actuation.

4. The automobile audio precision sheet metal part V curved sliding plate die structure according to claim 3, characterized in that: lower mould (2) are located two and let position mouth (22) keep away from each other department and be connected with two sets of connecting seats (6) respectively, connecting seat (6) are including parallel arrangement's connecting piece (61) and connecting piece two (62), waist shape hole has all been seted up along vertical direction on connecting piece (61) and the connection room two, spliced pole (63) are worn to locate in two waist shape holes (621) and are reciprocated along waist shape hole (621).

5. The automobile audio precision sheet metal part V curved sliding plate die structure according to claim 4, characterized in that: first layer board (3) and second layer board (4) are perpendicular to the equal vertical fixedly connected with connecting plate (31) that makes progress in length direction both sides, spliced pole (63) pass two adjacent connecting plate (31) back both ends and are located waist type hole (621) of connecting piece one (61) and connecting piece two (62) respectively.

6. The automobile audio precision sheet metal part V curved sliding plate die structure according to claim 2, characterized in that: the top end of the piston rod of the air cylinder (52) is connected with a limiting block (521), the top wall of the support block (51) is provided with a limiting groove (513), and the lower surface of the limiting block (521) is abutted to the bottom of the limiting groove (513) after the piston rod of the air cylinder (52) penetrates through the bottom wall of the support block (51).

7. The automobile audio precision sheet metal part V curved sliding plate die structure according to claim 4, characterized in that: the waist-shaped hole (621) is buckled with a cover plate (622).