CN219335616U

CN219335616U - Precision die for sheet metal part production

Info

Publication number: CN219335616U
Application number: CN202320136477.7U
Authority: CN
Inventors: 顾羽帆
Original assignee: Wuxi Xikali Machinery Technology Co ltd
Current assignee: Wuxi Xikali Machinery Technology Co ltd
Priority date: 2023-02-07
Filing date: 2023-02-07
Publication date: 2023-07-14
Anticipated expiration: 2033-02-07

Abstract

The utility model relates to a precision die for sheet metal part production, which belongs to the technical field of dies and comprises a lower die holder and an upper die holder, wherein ear plates are fixedly connected to the surfaces of the two sides of the lower die holder and the upper die holder, hydraulic rods are arranged on the surfaces of one opposite sides of the two ear plates, an electric push rod is arranged in the upper die holder, a fixed cylinder is sleeved on the bottom surface of the electric push rod, a stamping die plate is fixedly connected to the bottom end of the fixed cylinder, and a forming groove is formed in the lower die holder. Through die holder, upper die base, otic placode, hydraulic stem, electric putter, fixed section of thick bamboo, stamping die board, shaping groove, slide bar, connecting plate, roof, fixed screw and fixing screw's cooperation is used to can be convenient for dismantle the stamping die board of different size shapes to stamping die board be convenient for, the roof of different size shapes can be convenient for be changed through fixing screw and fixed screw simultaneously, further improve the location between upper die base and the die holder through locating component.

Description

Precision die for sheet metal part production

Technical Field

The utility model relates to the technical field of dies, in particular to a precision die for sheet metal part production.

Background

Sheet metal is an integrated cold working process for sheet metal (typically below 6 mm) and includes shearing, punching/cutting/compounding, folding, welding, riveting, splicing, forming (e.g., automotive body), and the like. The remarkable characteristic is that the thickness of the same part is consistent. The product processed by the sheet metal process is called a sheet metal part. Sheet metal parts referred to by different industries are generally different and are commonly used for assembly, and the mold is used for various molds and tools for obtaining required products in the industrial production by injection molding, blow molding, extrusion, die casting or forging molding, smelting, stamping and other methods. In short, a mold is a tool used to make a molded article, which is made up of various parts, with different molds being made up of different parts. The processing of the appearance of the article is realized mainly by changing the physical state of the formed material.

Although the precise stamping die for sheet metal parts disclosed in CN216729115U is convenient for automatically demolding formed sheet metal parts through a demolding mechanism, in the prior art, the sheet metal parts need to be stamped and formed according to a specific form die in the production process, and during stamping and forming, different dies are needed due to different shapes of the required sheet metal parts, so that the cost of the dies is increased, meanwhile, the stamping grooves in the dies in the prior art are fixed, and the problem that the dies with different shapes are inconvenient to replace when the sheet metal parts with other shapes are formed is solved.

Disclosure of Invention

In order to solve the problems, the utility model provides a precision die for sheet metal part production, which is provided with forming dies with different shapes capable of being quickly replaced, and meanwhile, the precision of the die can be increased by positioning the positions of the dies.

The technical scheme of the utility model is as follows: the utility model provides a sheet metal component production is with accurate mould, includes die holder and upper die base, the equal fixedly connected with otic placode in both sides surface of die holder and upper die base, two the hydraulic stem is all installed to the surface of one side that the otic placode is relative, the inside of upper die base is equipped with electric putter, electric putter's bottom surface cover has a fixed section of thick bamboo, the bottom fixedly connected with stamping die of fixed section of thick bamboo, the shaping groove has been seted up to the inside of die holder, the inside sliding connection of shaping groove has two slide bars, two the equal fixedly connected with connecting plate of the one end that the slide bar is relative, the last surface mounting of connecting plate has the roof, fixed screw has all been seted up to the inside of electric putter, fixed section of thick bamboo, connecting plate and roof, fixed screw's inside threaded connection has fixing screw, one side that die holder and upper die base are relative all equipped with locating component.

In further technical scheme, the fixed slot has all been seted up to the inside both sides of die holder, the inside fixedly connected with dead lever of fixed slot, the surface sliding sleeve of dead lever has cup jointed the removal cover, the surface cover of dead lever has one end and removes the compression spring that the cover is connected, the one end and the removal cover fixed connection of slide bar.

In further technical scheme, the locating component includes the limiting plate of fixed connection in die holder upper surface four corners department, the locating hole has all been seted up to the four corners department of die holder upper surface, the equal fixedly connected with blotter in the four corners department of the bottom of upper die holder, the inside of blotter is equipped with the locating lever, the spacing groove has all been seted up to the four corners department of upper die holder upper surface.

In further technical scheme, the outside surface of electric putter bottom all fixedly connected with sand grip, the cross recess has been seted up to the inside of fixed section of thick bamboo, the one end sliding connection of sand grip is in the inside of cross recess.

In a further technical scheme, sliding ports are formed in two sides of the inner wall of the forming groove, and one ends of the two sliding rods are connected in a sliding mode in the sliding ports.

In a further technical scheme, the four limiting plates are all L-shaped.

The beneficial effects of the utility model are as follows:

1. the stamping die comprises a lower die holder, an upper die holder, an ear plate, a hydraulic rod, an electric push rod, a fixed cylinder, a stamping die plate, a forming groove, a slide bar, a connecting plate, a top plate, fixed screw holes and fixed screws, wherein the stamping die plate is convenient to replace and disassemble, and the top plate with different sizes and shapes can be conveniently replaced through the fixed screws and the fixed screw holes;

2. through the cooperation of fixed slot, dead lever, movable sleeve, compression spring and slide opening use to can be convenient for realize carrying out ejecting effect to the sheet metal component after the stamping forming.

Drawings

FIG. 1 is a schematic overall structure of an embodiment of the present utility model;

FIG. 2 is a cross-sectional view of the internal structure of a lower die holder according to an embodiment of the utility model;

FIG. 3 is a schematic view of an electric putter according to an embodiment of the present utility model;

FIG. 4 is an enlarged view of the structure of FIG. 2A in accordance with an embodiment of the present utility model;

reference numerals illustrate:

1. a lower die holder; 2. an upper die holder; 3. ear plates; 4. a hydraulic rod; 5. an electric push rod; 6. a fixed cylinder; 7. stamping a template; 8. a forming groove; 9. a slide bar; 10. a connecting plate; 11. a top plate; 12. fixing the screw holes; 13. a fixed screw; 14. a fixing groove; 15. a fixed rod; 16. a moving sleeve; 17. a compression spring; 18. a limiting plate; 19. positioning holes; 20. a cushion pad; 21. a positioning rod; 22. a limit groove; 23. a convex strip; 24. a cross groove; 25. and sliding the mouth.

Detailed Description

Embodiments of the present utility model are further described below with reference to the accompanying drawings.

Examples:

as shown in fig. 1-4, a precision die for sheet metal part production comprises a lower die holder 1 and an upper die holder 2, ear plates 3 are fixedly connected to the two side surfaces of the lower die holder 1 and the upper die holder 2, hydraulic rods 4 are respectively installed on the opposite side surfaces of the two ear plates 3, an electric push rod 5 is arranged in the upper die holder 2, a fixed cylinder 6 is sleeved on the bottom surface of the electric push rod 5, a stamping template 7 is fixedly connected to the bottom end of the fixed cylinder 6, a forming groove 8 is formed in the lower die holder 1, two slide bars 9 are slidably connected in the forming groove 8, a connecting plate 10 is fixedly connected to one end of the two slide bars 9, a top plate 11 is installed on the upper surface of the connecting plate 10, fixing screw holes 12 are formed in the inner parts of the electric push rod 5, the fixed cylinder 6, the connecting plate 10 and the top plate 11, fixing screws 13 are respectively installed on the opposite sides of the two ear plates 3, positioning components are respectively arranged on the opposite sides of the lower die holder 1 and the upper die holder 2, the positioning components comprise four limiting plates 18 fixedly connected to the upper surface of the lower die holder 1, positioning holes 19 are respectively formed in four corners of the upper surface of the lower die holder 1, four corners of the upper die holder 2 are respectively fixedly connected to the four buffer pads 20, and the four limiting pads 20 are respectively formed in the four corners of the upper die holder 2 and are respectively fixedly connected to the four sides of the upper die holder 2.

The working principle of the technical scheme is as follows:

the upper die holder 2 and the stamping die plate 7 can be driven to slide up and down through the hydraulic rod 4, one end of the stamping die plate 7 slides in the forming groove 8, the stamping die plate 7 can be pushed by the electric push rod 5 to perform stamping forming on a sheet metal part, then one end of the electric push rod 5 is inserted into the fixing cylinder 6, one end of the fixing screw rod 13 is connected with the inside of the fixing screw hole 12 through threads, and accordingly the stamping die plate 7 with different size and shape can be conveniently replaced and disassembled, meanwhile, the top plate 11 with different size and shape can be conveniently replaced through the fixing screw rod 13 and the fixing screw hole 12, buffering force can be achieved during stamping through the buffer cushion 20, the positioning can be performed through the positioning hole 19 and the positioning rod 21, and the positioning between the upper die holder 1 and the lower die holder 2 can be further improved while the sheet metal part can be limited through the limiting plate 18.

In another embodiment, as shown in fig. 1, 2 and 3, both sides of the inside of the lower die holder 1 are provided with fixing grooves 14, the inside of the fixing grooves 14 is fixedly connected with a fixing rod 15, the surface of the fixing rod 15 is slidably sleeved with a movable sleeve 16, the surface of the fixing rod 15 is sleeved with a compression spring 17 with one end connected with the movable sleeve 16, one end of a sliding rod 9 is fixedly connected with the movable sleeve 16, both sides of the inner wall of the forming groove 8 are provided with sliding openings 25, and one ends of the two sliding rods 9 are slidably connected in the sliding openings 25.

After the stamping forming, the movable sleeve 16 is pushed to slide on the surface of the fixed rod 15 by the elastic force of the compression spring 17, then the movable sleeve 16 drives the slide rod 9 and the connecting plate 10 to slide, and the top plate 11 can be pushed to slide in the forming groove 8 by the connecting plate 10, so that the stamped sheet metal part can be ejected.

In another embodiment, as shown in fig. 1 and 3, the outer side surface of the bottom end of the electric push rod 5 is fixedly connected with a protruding strip 23, the inside of the fixed cylinder 6 is provided with a cross groove 24, and one end of the protruding strip 23 is slidably connected inside the cross groove 24.

The position between the electric push rod 5 and the fixed cylinder 6 can be conveniently limited by the convex strips 23 and the cross grooves 24.

The foregoing examples merely illustrate specific embodiments of the utility model, which are described in greater detail and are not to be construed as limiting the scope of the utility model. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the utility model, which are all within the scope of the utility model.

Claims

1. The utility model provides a sheet metal component production is with accurate mould, includes die holder (1) and upper die base (2), its characterized in that: the novel plastic injection molding machine comprises a lower die holder (1) and an upper die holder (2), wherein ear plates (3) are fixedly connected to the two side surfaces of the lower die holder (1) and the upper die holder (2), hydraulic rods (4) are respectively installed on the opposite side surfaces of the ear plates (3), electric push rods (5) are arranged in the upper die holder (2), fixing barrels (6) are sleeved on the bottom surfaces of the electric push rods (5), stamping templates (7) are fixedly connected to the bottom ends of the fixing barrels (6), forming grooves (8) are formed in the lower die holder (1), two sliding rods (9) are connected to the inner sides of the forming grooves (8) in a sliding mode, connecting plates (10) are fixedly connected to the opposite ends of the sliding rods (9), top plates (11) are installed on the upper surfaces of the connecting plates (10), fixing screw holes (12) are formed in the inner sides of the electric push rods (5), the connecting plates (10) and the top plates (11), and fixing screw rods (13) are connected to the inner threads of the fixing screw holes (12), and positioning components are arranged on the opposite sides of the lower die holder (1) and the upper die holder (2).

2. The precision die for sheet metal part production according to claim 1, wherein: fixed slot (14) have all been seted up to the inside both sides of die holder (1), the inside fixedly connected with dead lever (15) of fixed slot (14), movable sleeve (16) have been cup jointed in the surface sliding of dead lever (15), the surface cover of dead lever (15) has compression spring (17) that one end is connected with movable sleeve (16), the one end and the movable sleeve (16) fixed connection of slide bar (9).

3. The precision die for sheet metal part production according to claim 1, wherein: the positioning assembly comprises limiting plates (18) fixedly connected to four corners of the upper surface of the lower die holder (1), positioning holes (19) are formed in the four corners of the upper surface of the lower die holder (1), buffer pads (20) are fixedly connected to the four corners of the bottom of the upper die holder (2), positioning rods (21) are arranged in the buffer pads (20), and limiting grooves (22) are formed in the four corners of the upper surface of the upper die holder (2).

4. The precision die for sheet metal part production according to claim 1, wherein: the electric push rod is characterized in that raised strips (23) are fixedly connected to the outer side surfaces of the bottom ends of the electric push rods (5), cross grooves (24) are formed in the fixing cylinders (6), and one ends of the raised strips (23) are slidably connected to the inside of the cross grooves (24).

5. The precision die for sheet metal part production according to claim 1, wherein: sliding openings (25) are formed in two sides of the inner wall of the forming groove (8), and one ends of the two sliding rods (9) are connected inside the sliding openings (25) in a sliding mode.

6. A precision die for sheet metal part production according to claim 3, characterized in that: the four limiting plates (18) are all L-shaped.