CN112872194A

CN112872194A - General mechanical curved surface sheet metal part forming device

Info

Publication number: CN112872194A
Application number: CN202011569291.8A
Authority: CN
Inventors: 邵久斤
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-12-26
Filing date: 2020-12-26
Publication date: 2021-06-01

Abstract

The invention discloses a general mechanical curved surface sheet metal part forming device, and belongs to the technical field of sheet metal part machining. A universal mechanical curved surface sheet metal part forming device comprises a base, wherein a first supporting plate, a second supporting plate and a lower die are fixedly connected to the outer wall of the base, a forming mechanism and an air blowing mechanism are arranged on the base, one ends, far away from the base, of the first supporting plate and the second supporting plate are fixedly connected with a top plate, the outer wall of the top plate is fixedly connected with an air cylinder, the output end of the air cylinder is fixedly connected with a die holder, the outer wall of the die holder is fixedly connected with an upper die, the outer wall of the die holder is fixedly connected with a first fixing rod and a second fixing rod; the method is simple to operate, the surface of the formed part is cleaned before and after forming, the complex curved surface can be formed at one time, the precision of the sheet metal part is ensured, the probability of unqualified products is reduced, and great benefits are brought to enterprises.

Description

General mechanical curved surface sheet metal part forming device

Technical Field

The invention relates to the technical field of sheet metal part machining, in particular to a universal mechanical curved surface sheet metal part forming device.

Background

The 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 body), etc., and its obvious characteristic is that the thickness of same part is identical, the product processed by sheet metal process is called sheet metal component, the sheet metal components indicated by different industries are generally different and are mostly used as the name during assembling, the punching is to apply external force to plate, strip, pipe and section by press and mould to make them produce plastic deformation or separation, so as to obtain the forming processing method of the workpiece (stamping part) with required shape and size, the present curved surface sheet metal needs complicated procedures, wastes a lot of manpower and time, meanwhile, the sheet metal position needs to be changed in the processing course of multiple procedures, the sheet metal position change can not ensure the sheet metal precision, the stamped sheet metal part is unqualified in size, a large amount of reported waste products are generated, and serious economic loss is caused.

Disclosure of Invention

The invention aims to solve the problem that the sheet metal machining precision cannot be ensured due to complicated production procedures in the prior art, and provides a general mechanical curved surface sheet metal part forming device.

In order to achieve the purpose, the invention adopts the following technical scheme:

the utility model provides a general formula machinery curved surface sheet metal component forming device, includes the base, base outer wall fixedly connected with first backup pad, second backup pad and lower mould, be equipped with forming mechanism and the mechanism of blowing on the base, the one end fixedly connected with roof of base is kept away from to first backup pad and second backup pad, roof outer wall fixedly connected with cylinder, cylinder output end fixedly connected with die holder, die holder outer wall fixedly connected with goes up the mould, the first dead lever of die holder outer wall fixedly connected with and second dead lever, the first sloping block of one end fixedly connected with of die holder is kept away from to first dead lever, the one end fixedly connected with second sloping block of die holder is kept away from to the second dead lever, all be equipped with clearance mechanism in first backup pad and the second backup pad.

Preferably, the air blowing mechanism comprises a piston cylinder, the piston cylinder is fixedly connected to the base, a first avoidance groove and a second avoidance groove are formed in the lower die, an air inlet pipe and an air outlet pipe are arranged on the piston cylinder, check valves are arranged on the air inlet pipe and the air outlet pipe, a piston plate is connected to the inner wall of the piston cylinder in a sliding mode, a piston rod is fixedly connected to the outer wall of the piston plate, one end of the piston rod, away from the piston plate, is fixedly connected with a pressing plate, a first restoring spring is sleeved on the piston rod, and the two ends of the first restoring spring are respectively abutted to the outer walls of the second avoidance groove and the.

Preferably, the two air outlet pipes are symmetrically designed, the two air outlet pipes are respectively arranged at two ends of the piston cylinder, and one end, far away from the piston cylinder, of each air outlet pipe is communicated with the lower die.

Preferably, forming mechanism includes first stabilizer plate and second stabilizer plate, sliding connection has first slide bar on the first stabilizer plate, the first oblique mould of fixedly connected with on the first slide bar, the first one end fixedly connected with first anticreep board of first oblique mould is kept away from to first slide bar, first roller of anticreep board outer wall fixedly connected with, the second reset spring has been cup jointed on the first slide bar, the second reset spring both ends offset with the outer wall of first stabilizer plate and first anticreep board respectively.

Preferably, a second slide bar is connected to the second stabilizing plate in a sliding mode, a second inclined die is fixedly connected to the second slide bar, a second anti-falling plate is fixedly connected to one end, far away from the second inclined die, of the second slide bar, a second roller is fixedly connected to the outer wall of the second anti-falling plate, a third restoring spring is sleeved on the second slide bar, and two ends of the third restoring spring are abutted to the outer walls of the second stabilizing plate and the second anti-falling plate respectively.

Preferably, all be equipped with the spout on first stabilizer plate and the second stabilizer plate, first slide bar and the equal sliding connection of second slide bar are in the spout, first gyro wheel and first sloping block are mutually supported, the second gyro wheel is mutually supported with the second sloping block.

Preferably, the cleaning mechanism comprises a first rotating shaft and a second rotating shaft, the first rotating shaft is rotatably connected to the outer wall of the second supporting plate, the second rotating shaft is rotatably connected to the outer wall of the first supporting plate, the first rotating shaft is fixedly connected with a first fan blade and a first gear, and the second rotating shaft is fixedly connected with a second fan blade and a second gear.

Preferably, the outer wall of the die holder is fixedly connected with a first rack and a second rack, the first rack is meshed with the first gear, and the second rack is meshed with the second gear.

Preferably, the die holder outer wall is fixedly connected with a stabilizer bar, one end of the stabilizer bar, which is far away from the die holder, is fixedly connected with a third anti-stripping plate, and the stabilizer bar is connected to the top plate in a sliding manner.

Compared with the prior art, the invention provides a general mechanical curved surface sheet metal part forming device, which has the following beneficial effects:

1. this general formula machinery curved surface sheet metal component forming device, the user is when using, at first place panel on the lower mould, then start the cylinder, the cylinder drives the die holder downstream, stabilizer bar on the die holder fixes a position of die holder, guarantee the counterpoint precision of last mould and lower mould, guarantee the stability of die holder simultaneously, first rack and second rack are because of the relation with first gear and second gear intermeshing when the die holder downstream, first rack drives first gear revolve, second rack drives second gear revolve, first pivot and the epaxial first flabellum of second pivot and second flabellum rotate simultaneously and clear up panel before the extrusion and after the shaping.

2. This general formula machinery curved surface sheet metal component forming device, drive mould downstream through the die holder, make and carry out the compound die between mould and the lower mould and carry out stamping forming to panel, when mould and lower mould carry out the compound die, it drives clamp plate downstream to go up the mould, the piston plate on the drive piston rod slides in the piston cylinder when the clamp plate downstream, the air in the piston cylinder is extruded by the outlet duct and is sprayed on the lower mould and clear up the panel bottom when the piston plate downstream, the clamp plate is driven by first reset spring and is resumeed when the demolding, drive piston plate upward movement when the clamp plate is resumeed, use when supplying next punching press in the air suction piston cylinder outside by the intake pipe when the piston plate upward movement.

3. This general formula machinery curved surface sheet metal component forming device, drive first dead lever and second dead lever downstream through the die holder, first sloping block on the first dead lever and the second sloping block on the second dead lever downstream simultaneously, first sloping block and second sloping block downstream drive first slide bar and second slide bar and move on first steadying plate and second steadying plate simultaneously, first sloping block on the first slide bar and the second sloping block on the second slide bar carry out extrusion to the panel, second reset spring and third reset spring reset first slide bar and second slide bar after the die holder rises.

The device has the advantages that the operation is simple, the surface of the formed part is cleaned before and after forming, the complex curved surface can be formed at one time, the precision of the sheet metal part is ensured, the probability of unqualified products is reduced, and great benefits are brought to enterprises.

Drawings

Fig. 1 is a first schematic structural diagram of a general mechanical curved sheet metal part forming device provided by the invention;

fig. 2 is a structural schematic diagram of a general mechanical curved sheet metal part forming device provided by the invention;

FIG. 3 is a schematic structural diagram of a portion A in FIG. 2 of the general mechanical curved sheet metal part forming device provided by the present invention;

fig. 4 is a schematic structural diagram of a portion B in fig. 2 of the general mechanical curved sheet metal part forming device provided by the present invention;

fig. 5 is a schematic structural diagram of a part C in fig. 2 of the general mechanical curved sheet metal part forming device provided by the invention;

fig. 6 is a schematic structural diagram of a first rotating shaft of the general mechanical curved sheet metal part forming device provided by the invention.

In the figure: 1. a base; 101. a piston cylinder; 102. an air inlet pipe; 103. an air outlet pipe; 104. a one-way valve; 2. a first support plate; 201. a second support plate; 3. a top plate; 4. a piston plate; 401. a piston rod; 5. a first stabilizer plate; 501. a second stabilizing plate; 502. a chute; 6. a lower die; 601. a first avoidance slot; 602. a second avoidance slot; 7. a first return spring; 8. pressing a plate; 9. a first slide bar; 901. a first inclined die; 902. a first anti-drop plate; 10. a second return spring; 11. a first roller; 12. a second slide bar; 1201. a second inclined die; 13. a third return spring; 14. a second anti-drop plate; 15. a second roller; 16. a cylinder; 17. a die holder; 1701. a stabilizer bar; 1702. a third anti-stripping plate; 18. an upper die; 19. a first rack; 1901. a second rack; 20. a first rotating shaft; 2001. a first fan blade; 2002. a first gear; 21. a second rotating shaft; 2101. a second fan blade; 2102. a second gear; 22. a first fixing lever; 2201. a first swash block; 23. a second fixing bar; 2301. and a second swash block.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

Example 1:

referring to fig. 1, fig. 2 and fig. 6, a general formula machinery curved surface sheet metal component forming device, which comprises a base 1, base 1 outer wall fixedly connected with first backup pad 2, second backup pad 201 and lower mould 6, be equipped with forming mechanism and air blowing mechanism on the base 1, base 1's one end fixedly connected with roof 3 is kept away from to first backup pad 2 and

second backup pad

201, 3 outer wall fixedly connected with cylinders 16 of roof, cylinder 16 output end fixedly connected with die holder 17, die holder 17 outer wall fixedly connected with goes up mould 18, die holder 17 outer wall fixedly connected with first dead lever 22 and second dead lever 23, the first sloping block 2201 of one end fixedly connected with of die holder 17 is kept away from to first dead lever 22, die holder 17's one end fixedly connected with second sloping block 2301 is kept away from to second dead lever 23, all be equipped with clearance mechanism on first backup pad 2 and the second backup.

Air blowing mechanism includes piston cylinder 101, piston cylinder 101 fixed connection is on base 1, be equipped with on the lower mould 6 first groove 601 and the second groove 602 of dodging, be equipped with intake pipe 102 and outlet duct 103 on the piston cylinder 101, all be equipped with check valve 104 on intake pipe 102 and the outlet duct 103, piston cylinder 101 inner wall sliding connection has

piston plate

4, 4 outer wall fixedly connected with piston rods 401 of piston plate, piston plate 4's one end fixedly connected with clamp plate 8 is kept away from to piston rod 401, first reset spring 7 has been cup jointed on

piston rod

401, 7 both ends of first reset spring offset with the outer wall that the second dodged groove 602 and clamp plate 8 respectively.

The two air outlet pipes 103 are symmetrically designed, the two air outlet pipes 103 are respectively arranged at two ends of the piston cylinder 101, and one end of the air outlet pipe 103 far away from the piston cylinder 101 is communicated with the lower die 6.

Forming mechanism includes first stabilizer plate 5 and second stabilizer plate 501, sliding connection has first slide bar 9 on the first stabilizer plate 5, first inclined mould 901 of fixedly connected with on the first slide bar 9, first slide bar 9 keeps away from the first anticreep board 902 of one end fixedly connected with of first inclined mould 901, first anticreep board 902 outer wall fixedly connected with first gyro wheel 11, first slide bar 9 has last cup jointed the second and has recovered spring 10, the second recovers spring 10 both ends and offsets with the outer wall of first stabilizer plate 5 and first anticreep board 902 respectively.

A second sliding rod 12 is connected to the second stabilizing plate 501 in a sliding manner, a second inclined die 1201 is fixedly connected to the second sliding rod 12, a second anti-falling plate 14 is fixedly connected to one end, away from the second inclined die 1201, of the second sliding rod 12, a second roller 15 is fixedly connected to the outer wall of the second anti-falling plate 14, a third restoring spring 13 is sleeved on the second sliding rod 12, and two ends of the third restoring spring 13 are respectively abutted to the outer walls of the second stabilizing plate 501 and the second anti-falling plate 14.

The first stabilizing plate 5 and the second stabilizing plate 501 are both provided with a sliding groove 502, the first sliding rod 9 and the second sliding rod 12 are both connected in the sliding groove 502 in a sliding manner, the first roller 11 is matched with the first oblique block 2201, and the second roller 15 is matched with the second oblique block 2301.

The cleaning mechanism comprises a first rotating shaft 20 and a second rotating shaft 21, the first rotating shaft 20 is rotatably connected to the outer wall of the second supporting plate 201, the second rotating shaft 21 is rotatably connected to the outer wall of the first supporting plate 2, the first rotating shaft 20 is fixedly connected with a first fan blade 2001 and a first gear 2002, and the second rotating shaft 21 is fixedly connected with a second fan blade 2101 and a second gear 2102.

The outer wall of the die holder 17 is fixedly connected with a first rack 19 and a second rack 1901, the first rack 19 is meshed with the first gear 2002, and the second rack 1901 is meshed with the second gear 2102.

A stabilizer bar 1701 is fixedly connected to the outer wall of the die holder 17, a third anti-falling plate 1702 is fixedly connected to one end of the stabilizer bar 1701, which is far away from the die holder 17, and the stabilizer bar 1701 is slidably connected to the top plate 3.

When the plate cleaning machine is used, a user firstly places a plate on the lower die 6, then the air cylinder 16 is started, the air cylinder 16 drives the die holder 17 to move downwards, the stabilizing rod 1701 on the die holder 17 positions the die holder 17, the alignment precision of the upper die 18 and the lower die 6 is ensured, meanwhile, the stability of the die holder 17 is ensured, when the die holder 17 moves downwards, the first rack 19 drives the first gear 2002 to rotate, the second rack 1901 drives the second gear 2102 to rotate due to the meshed relation of the first gear 2002 and the second gear 2102, and the first fan blade 2001 and the second fan blade 2101 on the first rotating shaft 20 and the second rotating shaft 21 rotate simultaneously to clean the plate before extrusion and after forming.

Example 2:

referring to fig. 1-3, a general formula machinery curved surface sheet metal component forming device, including base 1, base 1 outer wall fixedly connected with first backup pad 2, second backup pad 201 and lower mould 6, be equipped with forming mechanism and air blowing mechanism on the base 1, base 1's one end fixedly connected with roof 3 is kept away from to first backup pad 2 and second backup pad 201, roof 3 outer wall fixedly connected with cylinder 16, cylinder 16 output end fixedly connected with die holder 17, die holder 17 outer wall fixedly connected with goes up mould 18, die holder 17 outer wall fixedly connected with first dead lever 22 and second dead lever 23, the first sloping block 2201 of one end fixedly connected with that die holder 17 was kept away from to first dead lever 22, the one end fixedly connected with second sloping block 2301 that die holder 17 was kept away from to second dead lever 23, all be equipped with clearance mechanism on first backup pad 2 and the second backup pad 201.

piston plate

piston rod

According to the invention, the upper die 18 is driven by the die holder 17 to move downwards, so that the upper die 18 and the lower die 6 are closed to punch and form a plate, when the upper die 18 and the lower die 6 are closed, the upper die 18 drives the pressing plate 8 to move downwards, the pressing plate 8 drives the piston plate 4 on the piston rod 401 to slide in the piston cylinder 101 when moving downwards, the piston plate 4 extrudes air in the piston cylinder 101 onto the lower die 6 through the air outlet pipe 103 while sliding downwards to spray out the bottom of the plate, when the plate is discharged, the pressing plate 8 is driven to recover by the first recovery spring 7, the pressing plate 8 drives the piston plate 4 to move upwards when recovering, and when the piston plate 4 moves upwards, the air outside is sucked into the piston cylinder 101 by the air inlet pipe 102 for use in next punching.

Example 3:

referring to fig. 1, fig. 2, fig. 4 and fig. 5, a general formula machinery curved surface sheet metal component forming device, including base 1, base 1 outer wall fixedly connected with first backup pad 2, second backup pad 201 and lower mould 6, be equipped with forming mechanism and air blowing mechanism on base 1, base 1's one end fixedly connected with roof 3 is kept away from to first backup pad 2 and

second backup pad

201, 3 outer wall fixedly connected with cylinders 16 of roof, cylinder 16 output end fixedly connected with die holder 17, die holder 17 outer wall fixedly connected with goes up mould 18, die holder 17 outer wall fixedly connected with first dead lever 22 and second dead lever 23, die holder 17's one end fixedly connected with first sloping 2201 is kept away from to first dead lever 22, die holder 17's one end fixedly connected with second sloping 2301 is kept away from to second dead lever 23, all be equipped with clearance mechanism in first backup pad 2 and the second backup pad 201.

piston plate

piston rod

In the invention, the die holder 17 drives the first fixing rod 22 and the second fixing rod 23 to move downwards, the first oblique block 2201 on the first fixing rod 22 and the second oblique block 2301 on the second fixing rod 23 move downwards simultaneously, the first oblique block 2201 and the second oblique block 2301 move downwards and drive the first slide bar 9 and the second slide bar 12 to move on the first stabilizing plate 5 and the second stabilizing plate 501, the first oblique die 901 on the first slide bar 9 and the second oblique die 1201 on the second slide bar 12 extrude the plate, and the second restoring spring 10 and the third restoring spring 13 restore the first slide bar 9 and the second slide bar 12 after the die holder 17 rises.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

Claims

1. The utility model provides a general formula machinery curved surface sheet metal component forming device, includes base (1), its characterized in that, base (1) outer wall fixedly connected with first backup pad (2), second backup pad (201) and lower mould (6), be equipped with forming mechanism and blowing mechanism on base (1), the one end fixedly connected with roof (3) of base (1) is kept away from to first backup pad (2) and second backup pad (201), roof (3) outer wall fixedly connected with cylinder (16), cylinder (16) output end fixedly connected with die holder (17), die holder (17) outer wall fixedly connected with goes up mould (18), die holder (17) outer wall fixedly connected with first dead lever (22) and second dead lever (23), the one end fixedly connected with first sloping block (2201) of die holder (17) is kept away from to first dead lever (22), one end fixedly connected with second sloping block (2301) that die holder (17) were kept away from in second dead lever (23), all be equipped with clearance mechanism on first backup pad (2) and second backup pad (201).

2. The forming device for general mechanical curved sheet metal parts according to claim 1, the blowing mechanism comprises a piston cylinder (101), the piston cylinder (101) is fixedly connected to the base (1), a first avoidance groove (601) and a second avoidance groove (602) are arranged on the lower die (6), an air inlet pipe (102) and an air outlet pipe (103) are arranged on the piston cylinder (101), the air inlet pipe (102) and the air outlet pipe (103) are both provided with one-way valves (104), the inner wall of the piston cylinder (101) is connected with a piston plate (4) in a sliding way, the outer wall of the piston plate (4) is fixedly connected with a piston rod (401), one end of the piston rod (401) far away from the piston plate (4) is fixedly connected with a pressing plate (8), the piston rod (401) is sleeved with a first restoring spring (7), and two ends of the first restoring spring (7) are respectively abutted to the outer walls of the second avoiding groove (602) and the pressing plate (8).

3. The forming device for the universal mechanical curved sheet metal part according to claim 2, wherein the number of the air outlet pipes (103) is two, the two air outlet pipes (103) are symmetrically designed, the two air outlet pipes are respectively arranged at two ends of the piston cylinder (101), and one end, far away from the piston cylinder (101), of each air outlet pipe (103) is communicated with the lower die (6).

4. The forming device for the universal mechanical curved sheet metal part according to claim 1, wherein the forming mechanism comprises a first stabilizing plate (5) and a second stabilizing plate (501), a first sliding rod (9) is connected onto the first stabilizing plate (5) in a sliding manner, a first inclined die (901) is fixedly connected onto the first sliding rod (9), a first anti-falling plate (902) is fixedly connected onto one end, far away from the first inclined die (901), of the first sliding rod (9), a first roller (11) is fixedly connected onto the outer wall of the first anti-falling plate (902), a second restoring spring (10) is sleeved onto the first sliding rod (9), and two ends of the second restoring spring (10) are respectively abutted against the outer walls of the first stabilizing plate (5) and the first anti-falling plate (902).

5. The forming device for the universal mechanical curved sheet metal part according to claim 4, wherein a second sliding rod (12) is connected to the second stabilizing plate (501) in a sliding manner, a second inclined die (1201) is fixedly connected to the second sliding rod (12), a second anti-falling plate (14) is fixedly connected to one end, away from the second inclined die (1201), of the second sliding rod (12), a second roller (15) is fixedly connected to the outer wall of the second anti-falling plate (14), a third restoring spring (13) is sleeved on the second sliding rod (12), and two ends of the third restoring spring (13) are respectively abutted to the outer walls of the second stabilizing plate (501) and the second anti-falling plate (14).

6. The forming device for the universal mechanical curved sheet metal part according to claim 5, wherein the first stabilizing plate (5) and the second stabilizing plate (501) are both provided with a sliding groove (502), the first sliding rod (9) and the second sliding rod (12) are both slidably connected in the sliding groove (502), the first roller (11) is matched with the first oblique block (2201), and the second roller (15) is matched with the second oblique block (2301).

7. The forming device for the universal mechanical curved sheet metal part according to claim 1, wherein the cleaning mechanism comprises a first rotating shaft (20) and a second rotating shaft (21), the first rotating shaft (20) is rotatably connected to the outer wall of the second support plate (201), the second rotating shaft (21) is rotatably connected to the outer wall of the first support plate (2), the first rotating shaft (20) is fixedly connected with a first fan blade (2001) and a first gear (2002), and the second rotating shaft (21) is fixedly connected with a second fan blade (2101) and a second gear (2102).

8. The forming device for the universal mechanical curved sheet metal part according to claim 7, wherein a first rack (19) and a second rack (1901) are fixedly connected to the outer wall of the die holder (17), the first rack (19) is meshed with the first gear (2002), and the second rack (1901) is meshed with the second gear (2102).

9. The forming device for the universal mechanical curved sheet metal part according to claim 1, wherein a stabilizer bar (1701) is fixedly connected to the outer wall of the die holder (17), a third anti-stripping plate (1702) is fixedly connected to one end, far away from the die holder (17), of the stabilizer bar (1701), and the stabilizer bar (1701) is slidably connected to the top plate (3).