CN215144157U

CN215144157U - Ejector rod mechanism for stamping die

Info

Publication number: CN215144157U
Application number: CN202021594573.9U
Authority: CN
Inventors: 刘长军
Original assignee: Dongguan City Xiangzhen Mold Parts Co ltd
Current assignee: Dongguan City Xiangzhen Mold Parts Co ltd
Priority date: 2020-08-04
Filing date: 2020-08-04
Publication date: 2021-12-14
Anticipated expiration: 2030-08-04

Abstract

The utility model discloses a push rod mechanism for stamping die, load the board including base and mould, base top four corners department is provided with the bracing piece, the bracing piece top is provided with the mould loads the board, mould loads board top middle part and is provided with ejection mechanism one, ejection mechanism both sides are in mould loads board both sides are provided with ejection mechanism two, ejection mechanism one bottom is provided with drive mechanism one, two bottoms of ejection mechanism are provided with drive mechanism two. Has the advantages that: the utility model discloses a set up ejection mechanism one and ejection mechanism two, be in the same place the demoulding structure integration of two kinds of different transmission forms, the user can be according to the different grade type of mould, selects the different drawing of patterns form of use, has solved the difficult drawback of control of traditional spring mechanism drawing of patterns, has improved the use flexibility of device.

Description

Ejector rod mechanism for stamping die

Technical Field

The utility model relates to a stamping die drawing of patterns technical field, concretely relates to ejector pin mechanism for stamping die.

Background

The stamping die is a special process equipment for processing materials (metal or nonmetal) into parts (or semi-finished products) in cold stamping processing, and is called a cold stamping die (commonly called a cold stamping die). Stamping is a press working method in which a die mounted on a press is used to apply pressure to a material at room temperature to cause separation or plastic deformation of the material, thereby obtaining a desired part.

The demoulding mode of the existing stamping die is mostly in the form of a single structure, a workpiece is automatically ejected out through a return spring, a device capable of controlling the middle process is lacked, and the effective control of a product in the demoulding process is not facilitated.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

In order to overcome prior art not enough, provide a push rod mechanism for stamping die now, solve current stamping die's the most form that is single structure of drawing of patterns mode, through reset spring with the work piece automatic ejecting, lack the device that can control middle process, be unfavorable for the problem of product effective control at drawing of patterns in-process.

(II) technical scheme

The utility model discloses a following technical scheme realizes: the utility model provides a push rod mechanism for stamping die, load the board including base and mould, base top four corners department is provided with the bracing piece, the bracing piece top is provided with the mould loads the board, mould loads board top middle part and is provided with ejection mechanism one, mould loads board both sides and is provided with ejection mechanism two, ejection mechanism one bottom is provided with drive mechanism one, ejection mechanism two bottoms are provided with drive mechanism two.

Furthermore, the supporting rod and the base are fixed into a whole through welding, the mold loading plate is fixedly connected with the supporting rod through threads, and the first ejection mechanism and the second ejection mechanism are both in sliding connection with the mold loading plate.

Furthermore, a supporting plate is installed at the top end of the first ejection mechanism, an ejector rod is welded at the bottom of the supporting plate and penetrates through the mold loading plate, a pressing plate is connected to the bottom end of the ejector rod through threads, and the first transmission structure is in sliding connection with the pressing plate.

Furthermore, a limiting sleeve is arranged on the first transmission structure and is connected with the pressing plate in a sliding mode in a fit mode, a spring assembly is pressed inside the limiting sleeve through the pressing plate, and a guide rod in the spring assembly can slide along an inner channel of the ejector rod.

Furthermore, an ejector block is arranged on the second ejection structure, a lifting sleeve is welded at the bottom of the ejector block, a guide screw rod is connected inside the lifting sleeve in a sliding mode, the guide screw rod is connected with the base in a rotating mode, and the second transmission mechanism is connected with the guide screw rod in a rotating mode.

Furthermore, the second transmission mechanism is provided with auxiliary wheels which are nested on the guide screw rods, two groups of auxiliary wheels are arranged, a main wheel is rotatably connected between the auxiliary wheels and the base, and a transmission belt is arranged between the auxiliary wheels and the main wheel.

Furthermore, a demoulding motor is inserted into the main wheel, and the demoulding motor is fixed to the bottom of the base through a bolt.

(III) advantageous effects

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

for the form that solves current stamping die's drawing of patterns mode mostly is single structure, it is automatic ejecting with the work piece through reset spring, lack the device that can control middle process, be unfavorable for the product in the problem of the effective control of drawing of patterns in-process, the utility model discloses a set up ejection mechanism one and ejection mechanism two, be in the same place the drawing of patterns structure integration of two kinds of different transmission forms, the user can be according to the different grade type of mould, the difficult controlled drawback of traditional spring mechanism drawing of patterns has been solved, has improved the use flexibility of device.

Drawings

Fig. 1 is a schematic structural diagram of a push rod mechanism for a stamping die when a flat-head push rod is installed in the push rod mechanism of the present invention;

fig. 2 is a schematic structural view of a lifting sleeve in a ram mechanism for a stamping die according to the present invention;

fig. 3 is the internal structure diagram of the limiting sleeve in the ejector rod mechanism for the stamping die.

The reference numerals are explained below:

1. a mold loading plate; 2. a base; 3. a support bar; 4. a lifting sleeve; 5. a guide screw; 6. a top block; 7. a transmission belt; 8. a secondary wheel; 9. a main wheel; 10. a demoulding motor; 11. a fixing through hole; 12. a limiting sleeve; 13. a top rod; 14. a support plate; 15. a spring assembly; 16. and (7) pressing a plate.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

As shown in fig. 1-3, the ejector rod mechanism for a stamping die in this embodiment includes a base 2 and a die loading plate 1, where four corners of the top end of the base 2 are provided with support rods 3, the top end of each support rod 3 is provided with the die loading plate 1, the middle of the top end of the die loading plate 1 is provided with a first ejection mechanism, two sides of the die loading plate 1 are provided with second ejection mechanisms, the bottom of the first ejection mechanism is provided with a first transmission structure, and the bottom of the second ejection mechanism is provided with a second transmission mechanism.

By adopting the technical scheme, the ejection mechanism I and the ejection mechanism II are designed, two demolding structures in different transmission forms are integrated together, users can select different demolding forms according to different types of molds, the defect that demolding of a traditional spring mechanism is not easy to control is overcome, and the use flexibility of the device is improved.

The supporting rod 3 and the base 2 are fixed into a whole through welding, the mold loading plate 1 is fixedly connected with the supporting rod 3 through threads, and the first ejection mechanism and the second ejection mechanism are both in sliding connection with the mold loading plate 1.

A supporting plate 14 is installed at the top end of the ejection mechanism, an ejector rod 13 is welded at the bottom of the supporting plate 14, the ejector rod 13 penetrates through the mold loading plate 1, a pressing plate 16 is connected to the bottom end of the ejector rod 13 through threads, and a first transmission structure is in sliding connection with the pressing plate 16.

By adopting the technical scheme, the supporting plate 14 is used for contacting the bottom of the die and matching with the stamping equipment to complete stamping of materials.

Be provided with limit sleeve 12 on the drive structure one,

limit sleeve

12 and 16 laminating sliding connection of clamp plate, limit sleeve 12 is inside to have spring assembly 15 through 16 calories of clamp plates pressure, and the guide arm in the spring assembly 15 can slide along the inner channel of ejector pin 13.

An ejector block 6 is arranged on the second ejection structure, a lifting sleeve 4 is welded at the bottom of the ejector block 6, a guide screw 5 is connected inside the lifting sleeve in a sliding mode, the guide screw 5 is rotatably connected with the base 2, and a second transmission mechanism is rotatably connected with the guide screw 5.

And the second transmission mechanism is provided with auxiliary wheels 8, the auxiliary wheels 8 are embedded on the guide screw 5, two groups of auxiliary wheels 8 are arranged, a main wheel 9 is rotatably connected between the auxiliary wheels 8 and the base 2, and a transmission belt 7 is arranged between the auxiliary wheels 8 and the main wheel 9.

The inside of the main wheel 9 is inserted with a demoulding motor 10, and the demoulding motor 10 is fixed at the bottom of the base 2 through a bolt.

By adopting the above technical scheme, the demoulding motor 10 is a three-phase servo motor controlled in a variable speed manner.

The specific implementation process of this embodiment is as follows: when the device is used, the device is installed on a stamping device through a base 2, then a supporting plate 14 or a jacking block 6 is selected to be used as an ejection mechanism according to the processing mode of a stamping die, when the jacking block 6 is used, the supporting plate 14 and a jacking rod 13 need to be dismounted, then the die is installed on a die loading plate 1 and is fixed through a fixing through hole 11, a discharge hole at the bottom of the die is aligned with the jacking block 6, a main wheel 9 is driven to rotate through a demoulding motor 10, the main wheel 9 drives two sets of auxiliary wheels 8 to rotate through a transmission belt 7, the two sets of auxiliary wheels 8 drive a guide screw 5 to rotate in the same direction, so that the two sets of lifting sleeves 4 carry the jacking block 6 to synchronously lift out a stamped product, the working progress of the demoulding motor 10 can be manually controlled during the period, the quality of the product is effectively controlled and monitored when the product is demoulded, the rejection rate is reduced, secondly, when the supporting plate 14 is used as the ejection mechanism, the mould is pressed and is moved layer board 14 downstream, accomplishes the punching press to the product, ejector pin 13 drives clamp plate 16 compression spring subassembly 15 this moment, when the spring resets, ejecting stamping forming's product, the product is the quick direct form of taking out this moment, and the speed of production is very fast, but the quality of difficult guarantee product, the utility model discloses a total, the demoulding structure integration with two kinds of different transmission forms is in the same place, and the user can be according to the different grade type of mould, the different drawing of patterns forms of alternative use, has solved the difficult drawback of control of traditional spring mechanism drawing of patterns, has improved the use flexibility of device, has reduced the disability rate of punching press product simultaneously.

The above-described embodiments are merely illustrative of the preferred embodiments of the present invention and are not intended to limit the spirit and scope of the present invention. Without departing from the design concept of the present invention, various modifications and improvements made by the technical solution of the present invention by those skilled in the art should fall into the protection scope of the present invention, and the technical contents claimed by the present invention have been fully recorded in the claims.

Claims

1. The utility model provides a ram mechanism for stamping die which characterized in that: including base (2) and mould loading plate (1), base (2) top four corners department is provided with bracing piece (3), bracing piece (3) top is provided with mould loading plate (1), mould loading plate (1) top middle part is provided with ejection mechanism one, ejection mechanism both sides are in mould loading plate (1) both sides are provided with ejection mechanism two, ejection mechanism one bottom is provided with transmission structure one, ejection structure two bottoms are provided with transmission mechanism two.

2. The ejector mechanism for a press die according to claim 1, wherein: the supporting rod (3) and the base (2) are fixed into a whole through welding, the mold loading plate (1) is fixedly connected with the supporting rod (3) through threads, and the first ejection mechanism and the second ejection mechanism are both in sliding connection with the mold loading plate (1).

3. The ejector mechanism for a press die according to claim 1, wherein: the mold loading device is characterized in that a supporting plate (14) is installed at the top end of the first ejection mechanism, an ejector rod (13) is welded at the bottom of the supporting plate (14), the ejector rod (13) penetrates through the mold loading plate (1), a pressing plate (16) is connected to the bottom end of the ejector rod (13) through threads, and the first transmission mechanism is connected with the pressing plate (16) in a sliding mode.

4. The ejector mechanism for a press die according to claim 3, wherein: be provided with limit sleeve (12) on the transmission structure one, limit sleeve (12) with clamp plate (16) laminating sliding connection, limit sleeve (12) inside through clamp plate (16) card pressure has spring assembly (15), guide arm in spring assembly (15) can along the interior passageway of ejector pin (13) slides.

5. The ejector mechanism for a press die according to claim 1, wherein: the ejection structure II is provided with an ejection block (6), the bottom of the ejection block (6) is welded with a lifting sleeve (4), a guide screw rod (5) is connected inside the lifting sleeve in a sliding mode, the guide screw rod (5) is connected with the base (2) in a rotating mode, and the transmission mechanism II is connected with the guide screw rod (5) in a rotating mode.

6. The ejector mechanism for a press die according to claim 5, wherein: and an auxiliary wheel (8) is arranged on the second transmission mechanism, the auxiliary wheel (8) is nested on the guide screw (5), two sets of auxiliary wheels (8) are arranged, a main wheel (9) is rotatably connected between the auxiliary wheels (8) and the base (2), and a transmission belt (7) is arranged between the auxiliary wheels (8) and the main wheel (9).

7. The ejector mechanism for a press die according to claim 6, wherein: the inner part of the main wheel (9) is inserted with a demoulding motor (10), and the demoulding motor (10) is fixed at the bottom of the base (2) through a bolt.