CN221675523U - A processing mold with fast material removal - Google Patents

Abstract

The utility model discloses a quick material returning processing die which comprises a lower die and an upper die, wherein the upper die is positioned on the outer surface of the upper end of the lower die, cushion blocks are fixedly arranged on the left side and the right side of the outer surface of the lower end of the lower die, a base plate is fixedly arranged on the outer surface of the lower end of the cushion blocks, a die cavity is formed in the middle of the outer surface of the upper end of the lower die, ejector pin holes are formed in the left side and the right side of the inside of the die cavity, ejector pin rods are connected in the ejector pin holes in a sliding manner, a material returning assembly is connected between the lower die and the base plate, and the material returning assembly comprises a fixed block, a cylinder, a first right-angle trapezoid inclined wedge block, a movable block, a limiting hole, a first guide rod, a second guide rod, a limiting block, a movable plate, a limiting ring, an ejector pin rod, a compression spring and a second right-angle trapezoid wedge block. The quick material returning processing die has the advantages that the material returning assembly is convenient to eject products in the die cavity, material returning is quick, material is not easy to clamp, and the like.

Description

A processing mold with fast material removal

Technical Field

The utility model relates to the technical field of molds, in particular to a processing mold with fast material withdrawal.

Background Art

Molds are various molds and tools used in industrial production to obtain the desired products by injection molding, blow molding, extrusion, die casting or forging, smelting, stamping and other methods. They are widely used in blanking, die forging, cold heading, extrusion, powder metallurgy pressing, pressure casting, and compression or injection molding of engineering plastics, rubber, ceramics and other products.

In the prior art, when the material is being withdrawn, the upper mold is separated from the lower mold, and the return action of the spring is used to drive the ejector pin to eject the workpiece in the mold cavity. However, the material withdrawal is completely dependent on the return action of the spring, and the workpiece is prone to get stuck inside the mold cavity. Therefore, we propose a processing mold with fast material withdrawal.

Utility Model Content

1. Technical issues to be solved

In view of the deficiencies in the prior art, the utility model provides a processing mold with fast material return, which is equipped with a material return component, which is convenient for ejecting the product inside the mold cavity, and has the advantages of faster material return and less likely to be stuck, which can effectively solve the problems in the background technology.

(II) Technical solution

To achieve the above-mentioned purpose, the technical solution adopted by the utility model is: a processing mold for fast material stripping, comprising a lower mold and an upper mold, the upper mold is located at the upper outer surface of the lower mold, and pads are fixedly installed on the left and right sides of the lower outer surface of the lower mold, and a base plate is fixedly installed on the lower outer surface of the pad, and positioning pins are fixedly installed on the four corners of the upper outer surface of the lower mold, a mold cavity is opened in the middle of the upper outer surface of the lower mold, and ejector holes are opened on the left and right sides of the mold cavity, and an ejector rod is slidably connected in the ejector hole, and a material stripping component is connected between the lower mold and the base plate, and the material stripping component comprises a fixed block, a cylinder, a first right-angle trapezoidal inclined plane wedge block, a movable block, a limiting hole, a first guide rod, a second guide rod, a limiting block, a movable plate, a limiting ring, an ejector rod, a compression spring and a second right-angle trapezoidal inclined plane wedge block, and the number of the ejector hole, ejector rod, fixed block, cylinder, movable block, first right-angle trapezoidal inclined plane wedge block and first guide rod is two groups.

Preferably, the two groups of fixed blocks are fixedly installed on the middle part of the left and right sides of the outer surface of the upper end of the lower mold, the cylinder is fixedly installed on the outer surface of one side of the fixed block, and the outer surface of one end of the output shaft in the cylinder is fixedly connected to the middle part of the outer surface of one side of the first right-angle trapezoidal inclined wedge block.

Preferably, the lower end outer surface of the first right-angled trapezoidal inclined wedge block is fixedly connected to one side of the upper end outer surface of the movable block, the limiting hole is opened in the middle of the outer surface of one end of the movable block, and the second guide rod is fixedly installed between the middle of the upper end outer surface of the base plate and the middle of the lower end outer surface of the lower mold.

Preferably, the limit block is fixedly mounted on the outer wall in the middle part of the second guide rod, the limit ring is fixedly mounted on the middle part of the outer surface of the upper end of the ejector rod, the limit ring is sleeved on the outer wall of the second guide rod through the ejector rod, the compression spring is movably sleeved on the outer wall of the upper part of the second guide rod, the outer surface of the lower end of the compression spring is fixedly connected to the outer surface of the upper end of the movable plate, and the outer surface of the upper end of the compression spring is fixedly connected to the outer surface of the lower end of the lower mold.

Preferably, the movable plate is fixedly installed between two groups of the second right-angled trapezoidal inclined wedge blocks, the lower end outer surface of the ejector rod is fixedly connected to the upper end outer surface of the second right-angled trapezoidal inclined wedge block, and the second right-angled trapezoidal inclined wedge block is located on one side outer surface of the first right-angled trapezoidal inclined wedge block.

Preferably, the upper outer surface of the movable plate is elastically connected to the lower outer surface of the lower mold through a compression spring, and the movable plate is slidably connected to the outer wall of the second guide rod through a limiting ring. Two groups of the first guide rods are fixedly installed on the lower part of the outer surfaces on both sides of the second guide rods, and the first guide rods are slidably connected to the limiting holes.

(III) Beneficial effects

Compared with the prior art, the utility model provides a processing mold with fast material withdrawal, which has the following beneficial effects:

1. This is a fast material-removing processing mold, and the material-removing assembly is set up to facilitate the ejector hole to eject the product inside the mold cavity through the action of the cylinder, so as to avoid the phenomenon of material jamming and improve the efficiency of material removal.

2. This kind of processing mold with fast material withdrawal can easily drive the ejector rod to reset by setting a compression spring.

BRIEF DESCRIPTION OF THE DRAWINGS

FIG1 is a schematic diagram of the overall structure of a processing mold with fast material withdrawal according to the utility model.

FIG. 2 is a partial side cross-sectional view of a processing mold with rapid material withdrawal according to the present invention.

FIG3 is a schematic structural diagram of a second guide rod and a movable plate in a fast material-removing processing mold of the utility model.

FIG. 4 is a schematic structural diagram of a first right-angle trapezoidal inclined wedge block and a movable block in a fast material-removing processing mold of the utility model.

In the figure: 1. lower mold; 2. upper mold; 3. spacer block; 4. base plate; 5. ejector assembly; 6. locating pin; 7. mold cavity; 8. ejector hole; 9. fixed block; 10. cylinder; 11. first right-angle trapezoidal inclined wedge block; 12. movable block; 13. limiting hole; 14. first guide rod; 15. second guide rod; 16. limiting block; 17. movable plate; 18. limiting ring; 19. ejector rod; 20. compression spring; 21. second right-angle trapezoidal inclined wedge block.

DETAILED DESCRIPTION

In order to make the technical means, creative features, objectives and effects achieved by the present invention easy to understand, the present invention is further described below in conjunction with specific implementation methods.

This embodiment is a processing mold with fast material stripping.

As shown in Fig. 1-4, it comprises a lower mold 1 and an upper mold 2, the upper mold 2 is located on the upper outer surface of the lower mold 1, a cushion block 3 is fixedly installed on the left and right sides of the lower outer surface of the lower mold 1, a base plate 4 is fixedly installed on the lower outer surface of the cushion block 3, a positioning pin 6 is fixedly installed on the four corners of the upper outer surface of the lower mold 1, a mold cavity 7 is opened in the middle of the upper outer surface of the lower mold 1, an ejector hole 8 is opened on the left and right sides of the mold cavity 7, an ejector rod 19 is slidably connected in the ejector hole 8, and a withdrawal is connected between the lower mold 1 and the base plate 4. The material return assembly 5 includes a fixed block 9, a cylinder 10, a first right-angle trapezoidal inclined wedge block 11, a movable block 12, a limiting hole 13, a first guide rod 14, a second guide rod 15, a limiting block 16, a movable plate 17, a limiting ring 18, an ejector rod 19, a compression spring 20 and a second right-angle trapezoidal inclined wedge block 21. The ejector hole 8, the ejector rod 19, the fixed block 9, the cylinder 10, the movable block 12, the first right-angle trapezoidal inclined wedge block 11 and the first guide rod 14 are all in two groups.

Two groups of fixed blocks 9 are fixedly installed in the middle of the left and right sides of the outer surface of the upper end of the lower mold 1, the cylinder 10 is fixedly installed on the outer surface of one side of the fixed block 9, and the outer surface of one end of the output shaft in the cylinder 10 is fixedly connected to the middle of the outer surface of one side of the first right-angled trapezoidal inclined wedge block 11; the lower end outer surface of the first right-angled trapezoidal inclined wedge block 11 is fixedly connected to one side of the upper end outer surface of the movable block 12, the limiting hole 13 is opened in the middle of the outer surface of one end of the movable block 12, and the second guide rod 15 is fixedly installed between the middle of the upper end outer surface of the substrate 4 and the middle of the lower end outer surface of the lower mold 1; the limiting block 16 is fixedly installed on the outer wall of the middle part of the second guide rod 15, the limiting ring 18 is fixedly installed on the middle part of the upper end outer surface of the ejector rod 19, the limiting ring 18 is sleeved on the outer wall of the second guide rod 15 through the ejector rod 19, and the compression spring 20 is movably sleeved on the second guide rod The outer wall of the upper part of the rod 15, the lower end outer surface of the compression spring 20 is fixedly connected to the upper end outer surface of the movable plate 17, and the upper end outer surface of the compression spring 20 is fixedly connected to the lower end outer surface of the lower mold 1; the movable plate 17 is fixedly installed between two groups of second right-angled trapezoidal inclined surface wedges 21, and the lower end outer surface of the ejector rod 19 is fixedly connected to the upper end outer surface of the second right-angled trapezoidal inclined surface wedge 21, and the second right-angled trapezoidal inclined surface wedge 21 is located on one side outer surface of the first right-angled trapezoidal inclined surface wedge 11; the upper end outer surface of the movable plate 17 is elastically connected to the lower end outer surface of the lower mold 1 through the compression spring 20, and the movable plate 17 is slidably connected to the outer wall of the second guide rod 15 through the limit ring 18, and the two groups of first guide rods 14 are fixedly installed at the lower part of the outer surface of both sides of the second guide rod 15, and the first guide rod 14 and the limit hole 13 are slidably connected.

It should be noted that the utility model is a processing mold for fast material removal. The lower mold 1, upper mold 2, cushion block 3, base plate 4 ejector hole 8 and ejector rod 19 recorded in the text are all prior arts, which can be effectively known to the technicians in the relevant technical field, and the details are not repeated here. When the material is removed, the movable block 12 and the first right-angle trapezoidal inclined wedge block 11 are driven to move by the operation of the cylinder 10. The movable block 12 is slidably connected with the first guide rod 14 through the limiting hole 13, so as to improve the stability of the movement of the first right-angle trapezoidal inclined wedge block 11. Block 11 squeezes the second right-angled trapezoidal inclined wedge block 21, the second right-angled trapezoidal inclined wedge block 21 drives the movable plate 17 to rise, the movable plate 17 drives the limiting ring 18 to squeeze the compression spring 20, and the second right-angled trapezoidal inclined wedge block 21 drives the ejector rod 19 to slide along the ejector hole 8, so that the ejector rod 19 ejects the product inside the mold cavity 7, which is convenient for rapid material withdrawal; when the cylinder 10 drives the first right-angled trapezoidal inclined wedge block 11 to reset, the ejector rod 19 is reset due to the reset effect of the compression spring 20, and the limit block 16 is set to play a limiting role.

It should be noted that, in this article, relational terms such as first and second (number one, number two), etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions, the elements defined by the sentence "including one..." do not exclude the presence of other identical elements in the process, method, article or device including the elements.

The above shows and describes the basic principle and main features of the utility model and the advantages of the utility model. The technicians in this industry should understand that the utility model is not limited by the above embodiments, and the above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model will have various changes and improvements, and these changes and improvements fall within the scope of the utility model to be protected.

Claims (6)

1. The utility model provides a fast mold processing of material returned, includes lower mould (1) and last mould (2), go up mould (2) and be located the upper end surface of lower mould (1), the left and right sides fixed mounting of lower mould (1) lower extreme surface has cushion (3), the lower extreme surface fixed mounting of cushion (3) has base plate (4), the four corners fixed mounting of lower mould (1) upper end surface has locating pin (6), die cavity (7) have been seted up at the middle part of lower mould (1) upper end surface, its characterized in that: the ejector pin hole (8) has been seted up to the inside left and right sides of die cavity (7), sliding connection has ejector pin pole (19) in ejector pin hole (8), be connected with material return subassembly (5) between lower mould (1) and base plate (4), material return subassembly (5) are including fixed block (9), cylinder (10), first right trapezoid inclined plane voussoir (11), movable block (12), spacing hole (13), first guide arm (14), second guide arm (15), stopper (16), fly leaf (17), spacing ring (18), ejector pin pole (19), compression spring (20) and second right trapezoid inclined plane voussoir (21), the quantity of ejector pin hole (8), ejector pin pole (19), fixed block (9), cylinder (10), movable block (12), first right trapezoid inclined plane voussoir (11) and first guide arm (14) is two sets of.

2. The rapid tooling die for material withdrawal according to claim 1, wherein: the two groups of fixed blocks (9) are fixedly arranged in the middle of the left side and the right side of the outer surface of the upper end of the lower die (1), the air cylinder (10) is fixedly arranged on the outer surface of one side of the fixed block (9), and the outer surface of one end of an output shaft in the air cylinder (10) is fixedly connected with the middle of the outer surface of one side of the first right-angle trapezoid inclined wedge block (11).

3. The rapid tooling die for material withdrawal according to claim 2, wherein: the lower end outer surface of the first right-angle trapezoid inclined wedge block (11) is fixedly connected with one side of the upper end outer surface of the movable block (12), the limiting hole (13) is formed in the middle of the outer surface of one end of the movable block (12), and the second guide rod (15) is fixedly arranged between the middle of the outer surface of the upper end of the base plate (4) and the middle of the outer surface of the lower end of the lower die (1).

4. A fast processing die for material withdrawal according to claim 3, wherein: limiting block (16) fixed mounting is in the outer wall at second guide arm (15) middle part, limiting ring (18) fixed mounting is in the middle part of thimble pole (19) upper end surface, limiting ring (18) are located the outer wall of second guide arm (15) through thimble pole (19) cover, compression spring (20) activity cup joints in the outer wall on second guide arm (15) upper portion, the lower extreme surface of compression spring (20) and the upper end surface fixed connection of fly leaf (17), the upper end surface of compression spring (20) and the lower extreme surface fixed connection of lower mould (1).

5. The rapid tooling mold for material withdrawal according to claim 4, wherein: the movable plate (17) is fixedly arranged between the two groups of second right trapezoid inclined plane wedge blocks (21), the outer surface of the lower end of the thimble rod (19) is fixedly connected with the outer surface of the upper end of the second right trapezoid inclined plane wedge block (21), and the second right trapezoid inclined plane wedge block (21) is positioned on the outer surface of one side of the first right trapezoid inclined plane wedge block (11).

6. The rapid tooling mold for material withdrawal according to claim 5, wherein: the upper end outer surface of fly leaf (17) passes through compression spring (20) and the lower extreme outer surface elastic connection of lower mould (1), fly leaf (17) pass through spacing ring (18) and the outer wall sliding connection of second guide arm (15), two sets of first guide arm (14) fixed mounting are in the lower part of second guide arm (15) both sides surface, be sliding connection between first guide arm (14) and spacing hole (13).