CN220277993U

CN220277993U - High-efficient multistage former for precision parts

Info

Publication number: CN220277993U
Application number: CN202321044368.9U
Authority: CN
Inventors: 范文星; 周颜; 吴钦生
Original assignee: Dongguan Huakaisheng Technology Co ltd
Current assignee: Dongguan Huakaisheng Technology Co ltd
Priority date: 2023-05-05
Filing date: 2023-05-05
Publication date: 2024-01-02
Anticipated expiration: 2033-05-05

Abstract

The utility model discloses efficient multistage forming equipment for precision parts, which relates to the field of precision part forming equipment and comprises a bottom plate and an upper plate, wherein the upper plate is positioned right above the bottom plate, the upper end of the bottom plate is fixedly connected with the upper plate through two side plates, the two side plates are distributed in bilateral symmetry, a supporting seat is arranged in the middle of the upper end of the bottom plate, a first stamping die is fixedly arranged in the middle of the upper end of the supporting seat, a second stamping die is fixedly arranged at the upper end of the first stamping die, the diameter of a die cavity of the first stamping die is smaller than that of a die cavity of the second stamping die, and a jacking mechanism is further arranged in the supporting seat. The utility model can carry out multistage stamping forming on the precise part at one time, improves the working efficiency and stamping quality, and is convenient for demoulding and taking the part after stamping is finished, thereby being convenient for people to use.

Description

High-efficient multistage former for precision parts

Technical Field

The utility model belongs to the technical field of precision part forming equipment, and particularly relates to efficient multistage forming equipment for precision parts.

Background

The cold forging process is a process of obtaining parts with required appearance, dimension and certain mechanical property by plastic flow deformation of a metal blank in a die cavity under the action of a certain speed and high pressure given by a proper die according to a metal plastic deformation principle.

At present, the progressive die with the characteristics of high precision and high efficiency is mainly used for stamping production of small and medium-sized precise parts, mainly completes actions such as blanking, bending, stretching and the like on different stations of the die in one stroke of a punch press, and when some precise parts are stamped, stamping of one shape can only be completed at a time, when stamping of various shapes is needed, part blanks are required to be placed and stamped for many times, so that the processing efficiency of the precise parts is reduced, the processing precision of the precise parts is easily influenced by the stamping of the precise parts by placing for many times, and therefore, the efficient multi-stage forming equipment for the precise parts is provided.

Disclosure of Invention

Aiming at the situation, in order to overcome the defects of the prior art, the utility model provides the efficient multistage forming equipment for the precise parts, which effectively solves the problems that at present, when some precise parts are punched, only one shape can be punched at a time, when various shapes are needed to be punched, part blanks are required to be placed and punched for multiple times, the processing efficiency of the precise parts is reduced, and the processing precision of the precise parts is easily influenced by the repeated placement and punching.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the high-efficiency multistage forming equipment for the precise parts comprises a bottom plate and an upper plate, wherein the upper plate is positioned right above the bottom plate, the upper end of the bottom plate is fixedly connected with the upper plate through two side plates, the two side plates are distributed in a bilateral symmetry mode, a supporting seat is arranged in the middle of the upper end of the bottom plate, a first stamping die is fixedly arranged in the middle of the upper end of the supporting seat, a second stamping die is fixedly arranged at the upper end of the first stamping die, the diameter of a die cavity of the first stamping die is smaller than that of a die cavity of the second stamping die, and a jacking mechanism is further arranged in the supporting seat;

the fixed hydraulic stem that is provided with of downside of upper plate, the lower extreme fixedly connected with of hydraulic stem and the die cavity assorted depression bar of first stamping die, the pole wall lower extreme slip cap of depression bar is equipped with the drum with the die cavity assorted of second stamping die, and the lower extreme parallel and level of drum, the upper end fixedly connected with annular slab of drum, be provided with spacing guiding mechanism on the depression bar and establish through spacing guiding mechanism and annular slab slip cap, square mouth has all been seted up to the left and right sides of annular slab, two all slide in the square mouth and be provided with square pole, two the opposite both ends of square pole all extend to the outside of annular slab, and the opposite both ends downside of two square poles is the slope setting, the recess with square mouthful alignment of all has been seted up to the left and right sides of depression bar, two all slide in the recess and be provided with the fixture block, two the opposite both ends of fixture block extend respectively to in two square mouths and offset with two square poles respectively, all be provided with first elastic mechanism in the recess, the left and right side of two opposite ends of fixture block have two elastic support plate, two opposite vertical plates are provided with two opposite vertical plates to the left and right sides of annular slab, the opposite vertical plate is provided with two vertical plate, and two vertical plate is provided with two opposite vertical plate to the opposite sides.

Preferably, the first elastic mechanism comprises a first spring, the two first springs are respectively arranged in the two grooves, and two ends of each first spring are respectively fixedly connected with the bottom of the groove and the clamping block.

Preferably, the second elastic mechanism comprises a circular plate and a second spring, the circular plate is fixedly sleeved at the upper end of the rod wall of the compression rod, the second spring is fixedly arranged between the circular plate and the annular plate, and the second spring is movably sleeved with the compression rod.

Preferably, the limit guiding mechanism comprises two limit sliding blocks, limit sliding grooves are formed in the front side and the rear side of the compression bar, the two limit sliding blocks are respectively arranged in the two limit sliding grooves in a sliding mode, and the two limit sliding blocks are fixedly connected with the inner circular side wall of the annular plate.

Preferably, the upper side and the lower side of each square opening are provided with guide sliding grooves, guide sliding blocks are arranged in the two guide sliding grooves in a sliding manner, and the two guide sliding blocks are fixedly connected with the rod wall of the square rod.

Preferably, the jacking mechanism comprises a cylinder and a top plate, the top plate is horizontally arranged below the first stamping die and is in sliding connection with the first stamping die, a cavity is formed in the supporting seat, a round opening is formed in the upper side of the cavity, the cylinder is fixedly arranged in the cavity, and the upper end of the cylinder penetrates through the round opening and is fixedly connected with the top plate.

The utility model has the technical effects and advantages that:

1. when punching press the spare part blank, place the spare part blank directly over the second press die, drive the depression bar through the hydraulic stem and move down, the depression bar still drives annular slab and drum through two fixture blocks and move down, thereby can press the spare part blank to the second press die in, accomplish the first punching press to the spare part blank, at this moment, the opposite both ends of annular slab left and right sides square pole can be extrudeed in to the annular slab by two risers, make two square poles relative movement, two square poles extrude two fixture blocks respectively, make two fixture blocks shrink respectively in two recesses, make annular slab and drum can freely slide on the depression bar, continue to drive the depression bar through the hydraulic stem and move down, first press die can block the drum, the part blank punching press that the first punching press was crossed is to first press die in, thereby can accomplish the second punching press to the spare part blank, then upwards move the reset lever through the hydraulic stem, and when the depression bar shifts out in from first press die and second press die, can apply elasticity to the annular slab, make two fixture blocks shrink respectively in two recesses, make annular slab and drum can be passed through two round bars and two round bar down, can be closely taken down with the cylinder through two square press blocks and two round bars, can be closely inserted in the two round slab and two round bars and two round bar take the cylinder, can be convenient for people to insert the two round bar and the top plate.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the drawings:

FIG. 1 is a schematic diagram of the front structure of the present utility model;

FIG. 2 is a schematic view of a front cross-sectional structure of the present utility model;

fig. 3 is a schematic top sectional view of the compression bar and annular plate of the present utility model.

In the figure: 1. a bottom plate; 2. an upper plate; 3. a side plate; 4. a support base; 5. a first stamping die; 6. a second stamping die; 7. a hydraulic rod; 8. a compression bar; 9. a cylinder; 10. a top plate; 11. an annular plate; 12. square bar; 13. a clamping block; 14. a riser; 15. a first spring; 16. a circular plate; 17. a second spring; 18. a limit sliding block; 19. a guide slide block; 20. and (3) a cylinder.

Detailed Description

The utility model provides efficient multistage forming equipment for precision parts, which is shown in figures 1-3, and comprises a bottom plate 1 and an upper plate 2, wherein the upper plate 2 is positioned right above the bottom plate 1, the upper end of the bottom plate 1 is fixedly connected with the upper plate 2 through two side plates 3, the two side plates 3 are distributed symmetrically left and right, a supporting seat 4 is arranged in the middle of the upper end of the bottom plate 1, a first stamping die 5 is fixedly arranged in the middle of the upper end of the supporting seat 4, a second stamping die 6 is fixedly arranged at the upper end of the first stamping die 5, the die cavity diameter of the first stamping die 5 is smaller than the die cavity diameter of the second stamping die 6, and a jacking mechanism is further arranged in the supporting seat 4;

the fixed hydraulic rod 7 that is provided with of downside of upper plate 2, the lower extreme fixedly connected with of hydraulic rod 7 and die cavity assorted depression bar 8 of first stamping die 5, the pole wall lower extreme slip cap of depression bar 8 is equipped with the drum 9 with die cavity assorted of second stamping die 6, and the lower extreme of drum 9 and the lower extreme parallel and level of depression bar 8, the upper end fixedly connected with annular slab 11 of drum 9, be provided with spacing guiding mechanism on the depression bar 8 and establish with annular slab 11 slip cap through spacing guiding mechanism, square mouth has all been seted up to the left and right sides of annular slab 11, all slide in two square mouths and be provided with square pole 12, the opposite both ends of two square poles 12 all extend to annular slab 11's outside, and the opposite both ends downside of two square poles 12 is the slope setting, the recess with square mouthful alignment of all be provided with fixture block 13 in two recesses, the opposite both ends of two fixture block 13 extend respectively to two square mouths and offset with two square poles 12 respectively, all be provided with first elastic mechanism in two recesses, the left and right sides of two elastic mechanism on two recess 8 are provided with two vertical slabs 14 opposite vertical plate's the right side of two elastic support plate 14, the opposite vertical plate 14 is provided with two vertical plate's of two opposite vertical plate 14, the left and right side of two elastic support plate is arranged on two vertical plate 11 is opposite, the vertical plate is arranged.

As shown in fig. 2, the first elastic mechanism includes first springs 15, two first springs 15 are respectively disposed in two grooves, two ends of each first spring 15 are respectively fixedly connected with a groove bottom and a clamping block 13 of the groove, the two first springs 15 can continuously apply opposite elastic forces to the two clamping blocks 13, the two clamping blocks 13 can be inserted into two square openings, the annular plate 11 and the compression bar 8 are clamped and fixed with each other, and when the annular plate 11 moves downwards to enable the two square rods 12 to be in contact with the two vertical plates 14, the two square rods 12 can compress the two clamping blocks 13 into the two grooves, and the annular plate 11 can slide freely on the compression bar 8.

As shown in fig. 1 and 2, the second elastic mechanism comprises a circular plate 16 and a second spring 17, the circular plate 16 is fixedly sleeved at the upper end of the rod wall of the press rod 8, the second spring 17 is fixedly arranged between the circular plate 16 and the annular plate 11, the second spring 17 is movably sleeved with the press rod 8, when the multi-stage stamping of a part blank is completed, the hydraulic rod 7 drives the press rod 8 and the cylinder 9 to move out of the first stamping die 5 and the second stamping die 6, and the second spring 17 can push the annular plate 11 and the cylinder 9 to slide downwards on the press rod 8 for resetting.

As shown in fig. 3, the limit guiding mechanism comprises two limit sliding blocks 18, the front side and the rear side of the compression bar 8 are respectively provided with a limit sliding groove, the two limit sliding blocks 18 are respectively arranged in the two limit sliding grooves in a sliding manner, the two limit sliding blocks 18 are fixedly connected with the inner circular side wall of the annular plate 11, the annular plate 11 and the cylinder 9 can be guided to vertically slide on the compression bar 8, the annular plate 11 and the cylinder 9 are enabled to be more stable in vertical sliding, and rotation of the annular plate 11 and the cylinder 9 is avoided.

As shown in fig. 2, the upper and lower sides of each square opening are provided with guide sliding grooves, the two guide sliding grooves are provided with guide sliding blocks 19 in a sliding manner, the two guide sliding blocks 19 are fixedly connected with the rod walls of the square rods 12, and the two square rods 12 can be guided when sliding in the two square openings, so that the two square rods 12 are more stable when moving, and the two square rods 12 are prevented from moving out of the two square openings.

As shown in fig. 2, the jacking mechanism comprises an air cylinder 20 and a top plate 10, the top plate 10 is horizontally arranged below the first stamping die 5 and is in sliding connection with the first stamping die 5, a cavity is formed in the supporting seat 4, a round opening is formed in the upper side of the cavity, the air cylinder 20 is fixedly arranged in the cavity, the upper end of the air cylinder 20 penetrates through the round opening and is fixedly connected with the top plate 10, after stamping of a part blank body is completed for a plurality of times, the top plate 10 can be driven to move upwards through the air cylinder 20, and the top plate 10 can jack up the stamped precision part upwards, so that people can take out the precision part conveniently.

The working principle of the utility model is as follows: when stamping the part blank, place the part blank directly over second stamping die 6, drive depression bar 8 through hydraulic stem 7 and move down, depression bar 8 still drives annular plate 11 and drum 9 through two fixture blocks 13 and move down, thereby can press the part blank to second stamping die 6, accomplish the first stamping to the part blank, this moment, annular plate 11 left and right sides both ends of square pole 12 can be by the extrusion of two riser 14 in annular plate 11, make two square pole 12 relative movement, two square pole 12 extrude two fixture blocks 13 respectively, make two fixture blocks 13 shrink respectively in two recesses, make annular plate 11 and drum 9 can freely slide on depression bar 8, continue to drive depression bar 8 through hydraulic stem 7 and move down, first stamping die 5 can block drum 9, the part blank that the depression bar 8 will be stamped for the first time is to first stamping die 5, thereby can accomplish the second stamping to the part blank, then drive depression bar 8 through hydraulic stem 7 and upwards move to annular plate 11, and when two annular plate 8 are passed through two annular plate 8 and two jack-off in the top plate 5 and two jack-off in the annular plate 5, can be realized through two jack-off square plate 11 and two jack-off to annular plate 9, can be stretched out by two jack-off to annular plate 5 and two jack-stop spring 13 when two jack-off in the cylinder 9 and two jack-stop pieces are stretched to the cylinder 9, can be stretched out to the jack-off in the cylinder plate 11 and two jack-off to the jack-off in the cylinder 9, can be convenient for take down to the jack-off the square plate 11.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. High-efficient multistage former is used to precision parts, its characterized in that: the novel plastic stamping die comprises a bottom plate (1) and an upper plate (2), wherein the upper plate (2) is positioned right above the bottom plate (1), the upper end of the bottom plate (1) is fixedly connected with the upper plate (2) through two side plates (3), the two side plates (3) are distributed in bilateral symmetry, a supporting seat (4) is arranged in the middle of the upper end of the bottom plate (1), a first stamping die (5) is fixedly arranged in the middle of the upper end of the supporting seat (4), a second stamping die (6) is fixedly arranged at the upper end of the first stamping die (5), and the die cavity diameter of the first stamping die (5) is smaller than that of the second stamping die (6), and a jacking mechanism is further arranged in the supporting seat (4);

the lower side of the upper plate (2) is fixedly provided with a hydraulic rod (7), the lower end of the hydraulic rod (7) is fixedly connected with a pressing rod (8) matched with a die cavity of a first pressing die (5), a cylinder (9) matched with the die cavity of a second pressing die (6) is arranged at the lower end of the pressing rod (8) in a sliding sleeve manner, the lower end of the cylinder (9) is flush with the lower end of the pressing rod (8), the upper end of the cylinder (9) is fixedly connected with an annular plate (11), a limit guide mechanism is arranged on the pressing rod (8) and is slidably sleeved with the annular plate (11) through the limit guide mechanism, square openings are formed in the left side and the right side of the annular plate (11), square rods (12) are slidably arranged in the two square openings, opposite ends of the two square rods (12) are obliquely arranged, grooves are formed in the left side and the right side of the pressing rod (8) and the lower side of the lower end of the pressing rod (8) respectively, two opposite elastic clamping blocks are arranged in the two grooves and are respectively arranged in the two opposite grooves, two elastic clamping blocks (13) are respectively arranged in the two opposite ends of the square rods (13), two risers (14) which are symmetrically distributed left and right are fixedly arranged at the upper end of the supporting seat (4), and the opposite two sides of the two risers (14) are respectively flush with the left side and the right side of the annular plate (11).

2. The efficient multistage forming apparatus for precision parts according to claim 1, characterized in that: the first elastic mechanism comprises first springs (15), the two first springs (15) are respectively arranged in the two grooves, and two ends of each first spring (15) are respectively fixedly connected with the bottom of the groove and the clamping block (13).

3. The efficient multistage forming apparatus for precision parts according to claim 2, characterized in that: the second elastic mechanism comprises a circular plate (16) and a second spring (17), the circular plate (16) is fixedly sleeved at the upper end of the rod wall of the pressure rod (8), the second spring (17) is fixedly arranged between the circular plate (16) and the annular plate (11), and the second spring (17) is movably sleeved with the pressure rod (8).

4. A high-efficiency multistage molding apparatus for precision parts according to claim 3, characterized in that: the limiting guide mechanism comprises two limiting sliding blocks (18), limiting sliding grooves are formed in the front side and the rear side of the compression bar (8), the two limiting sliding blocks (18) are respectively arranged in the two limiting sliding grooves in a sliding mode, and the two limiting sliding blocks (18) are fixedly connected with the inner circular side wall of the annular plate (11).

5. The efficient multistage forming apparatus for precision parts according to claim 4, wherein: guide sliding grooves are formed in the upper side and the lower side of each square opening, guide sliding blocks (19) are arranged in the two guide sliding grooves in a sliding mode, and the two guide sliding blocks (19) are fixedly connected with the rod wall of the square rod (12).

6. The efficient multistage forming apparatus for precision parts according to claim 5, wherein: the jacking mechanism comprises a cylinder (20) and a top plate (10), the top plate (10) is horizontally arranged below the first stamping die (5) and is in sliding connection with the first stamping die (5), a cavity is formed in the supporting seat (4), a round opening is formed in the upper side of the cavity, the cylinder (20) is fixedly arranged in the cavity, and the upper end of the cylinder (20) penetrates through the round opening and is fixedly connected with the top plate (10).