CN210940250U

CN210940250U - Positioning injection mold

Info

Publication number: CN210940250U
Application number: CN201921678659.7U
Authority: CN
Inventors: 李莉
Original assignee: Suzhou Taishun Electric Appliance Co ltd
Current assignee: Suzhou Taishun Electric Appliance Co ltd
Priority date: 2019-10-09
Filing date: 2019-10-09
Publication date: 2020-07-07
Anticipated expiration: 2029-10-09

Abstract

The utility model discloses a location injection mold, including the die holder, the upper surface of die holder is provided with the upper die base, and the feed chute has been seted up at the middle part of upper die base, and sliding connection has the connecting rod in the inner chamber of feed chute, the first slide of bottom fixedly connected with of connecting rod is connected with the commentaries on classics board on leading to one side inner wall, and the lower surface of commentaries on classics board one side is laminated mutually has the limiting plate, limiting plate and the opposite side inner wall fixed connection who leads to the groove, the lower fixed surface of mounting panel is connected with spring steel sheet, and the bottom of spring steel sheet is laminated mutually with. The utility model discloses utilize connecting rod and first slide matched with mode of setting up, plastics under the molten condition are through flowing to the top of changeing the board, then pull the fixed plate to the upwards lifting, drive first slide rebound through the connecting rod, and plastics are no longer to the ascending hydraulic pressure of commentaries on classics board this moment, make plastics follow first slide and are taken out together, then will take out plastics and collect to the reuse of unnecessary plastics.

Description

Positioning injection mold

Technical Field

The utility model relates to an injection mold field, in particular to location injection mold.

Background

An injection mold is a tool for producing plastic products; and is also a tool for giving the plastic product complete structure and accurate dimension. Injection molding is a process used to mass produce parts of some complex shapes. Specifically, the plastic melted by heating is injected into a mold cavity from an injection molding machine at high pressure, and a formed product is obtained after cooling and solidification.

When the plastic in a molten state is injected into the die cavity from the feeding groove, the volume of the die cavity is generally calculated firstly, the amount of the plastic to be injected is larger than the volume of the die cavity, the shape is more perfect after the plastic is molded, after the die cavity is filled with the plastic in the molten state, redundant materials can remain in the inner cavity of the feeding groove, the plastic is molded together by cooling, then the redundant plastic formed in the feeding groove is cut off, and therefore the injection molding of the plastic is completed, but the redundant materials in the inner cavity of the feeding groove can be wasted by the molding mode.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a location injection mold to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a location injection mold, includes the die holder, the upper surface of die holder is provided with the upper die base, the feed chute has been seted up at the middle part of upper die base, sliding connection has the connecting rod in the inner chamber of feed chute, the top of connecting rod just is located the top fixedly connected with fixed plate of upper die base, the first slide of bottom fixedly connected with of connecting rod, logical groove has been seted up to the symmetry on the first slide, it is connected with the commentaries on classics board to rotate on classics on the inner wall of one side that leads to the groove, the lower surface of commentaries on classics board one side is laminated mutually has the limiting plate, limiting plate and the opposite side inner wall fixed connection who leads to the groove, the top of commentaries on classics board opposite side is provided with the mounting panel, one side inner wall fixed connection in mounting panel and logical.

Preferably, four corners of the lower surface of the fixed plate are fixedly connected with supporting rods, and the supporting rods are attached to the upper surface of the upper die base.

Preferably, the top of the lower die holder is in a rectangular array and is connected with four positioning rods in a sliding and inserting mode, and the upper die holder is provided with positioning grooves matched with the positioning rods.

Preferably, the top of the lower die holder is provided with a sliding groove below the positioning rod, a second sliding plate is connected in the inner cavity of the sliding groove in a sliding manner, and the second sliding plate is fixedly connected with the sliding groove.

Preferably, the lower surface of the second sliding plate is fixedly connected with a spring, the bottom end of the spring is fixedly connected with the bottom end of the inner wall of the sliding groove, a placing groove is formed in the inner wall of one side of the sliding groove, a clamping block is connected to the inner cavity of the placing groove in a sliding mode, and a clamping groove matched with the clamping block is formed in one side of the positioning rod.

Preferably, one side of the clamping block is fixedly connected with a sliding rod, and the sliding rod is connected with the lower die holder in a sliding and penetrating manner.

Preferably, the lower surface of the lower die holder is fixedly connected with a bottom plate, and the bottom of the bottom plate is provided with anti-skid grains.

The utility model discloses a technological effect and advantage:

1. the utility model discloses utilize connecting rod and first slide matched with mode of setting, drive first slide through the connecting rod and move down in the inner chamber of feed chute, make the plastics under the molten condition flow to the top of commentaries on classics board, then lift the fixed plate upwards, drive first slide through the connecting rod and move up, plastics are no longer to the ascending hydraulic pressure of commentaries on classics board at this moment, make plastics follow first slide and be taken out together, then collect the plastics that take out, so that the reuse of unnecessary plastics;

2. the utility model discloses utilize locating lever and constant head tank matched with to set up the mode, aim at the constant head tank on the upper die base with the locating lever, make the locating lever cooperation advance the inner chamber of constant head tank, be convenient for carry on spacingly to the position that the upper die base was placed on the die holder, prevent the inaccuracy of location between upper die base and the die holder.

Drawings

Fig. 1 is a schematic front structural view of the present invention.

Fig. 2 is a schematic view of the structure of the fixing plate of the present invention.

Fig. 3 is a schematic view of the internal structure of the slide board of the present invention.

In the figure: 1. a lower die holder; 2. an upper die holder; 3. a feed chute; 4. a connecting rod; 5. a fixing plate; 6. a first slide plate; 7. a through groove; 8. rotating the plate; 9. a limiting plate; 10. a spring steel sheet; 11. a support bar; 12. positioning a rod; 13. a second slide plate; 14. a chute; 15. a spring; 16. a clamping block; 17. a card slot; 18. a slide bar; 19. a base plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The utility model provides a positioning injection mold as shown in figures 1-3, which comprises a lower die holder 1, a bottom plate 19 is fixedly connected with the lower surface of the lower die holder 1, anti-skid textures are arranged at the bottom of the bottom plate 19, an upper die holder 2 is arranged on the upper surface of the lower die holder 1, four positioning rods 12 are slidably and alternately connected with the top of the lower die holder 1 in a rectangular array, positioning grooves matched with the positioning rods 12 are arranged on the upper die holder 2, the positioning rods 12 are aligned with the positioning grooves on the upper die holder 2, the positioning rods 12 are matched into the inner cavity of the positioning grooves, the position of the upper die holder 2 placed on the lower die holder 1 is convenient to limit, the positioning inaccuracy between the upper die holder 2 and the lower die holder 1 is prevented, a feeding groove 3 is arranged in the middle of the upper die holder 2, the top of the feeding groove 3 is funnel-shaped, a connecting rod 4 is slidably connected in the inner cavity of the, the equal fixedly connected with bracing piece 11 in four edges of 5 lower surfaces of fixed plate, when bracing piece 11 contacted with upper die base 2, the length of connecting rod 4 just slided to the bottom of 3 inner chambers of feed chute, is convenient for carry on spacingly to connecting rod 4 at the sliding distance of 3 inner chambers of feed chute, and bracing piece 11 laminates with the upper surface of upper die base 2 mutually.

The first slide 6 of bottom fixedly connected with of connecting rod 4, logical groove 7 has been seted up to the symmetry on first slide 6, it is connected with commentaries on classics board 8 to rotate on leading to one side inner wall of groove 7, the lower surface of commentaries on classics board 8 one side is laminated mutually has limiting plate 9, limiting plate 9 can be lived the inner chamber seal that leads to groove 7 with changeing after 8 laminates mutually of board, only can the one-way flow from bottom to top through changeing the plastics that board 8 made under the molten condition this moment, limiting plate 9 and the opposite side inner wall fixed connection who leads to groove 7.

The top of changeing 8 opposite sides of board is provided with the mounting panel, mounting panel and the one side inner wall fixed connection who leads to groove 7, the lower fixed surface of mounting panel is connected with spring steel sheet 10, and spring steel sheet 10 is the arc, when changeing 8 emergence rotations of board, can extrude spring steel sheet 10, and spring steel sheet 10 takes place elastic deformation this moment, can extrude the bottom of spring steel sheet 10 and laminate mutually with the upper surface that changes 8.

A sliding groove 14 is arranged at the top of the lower die holder 1 and below the positioning rod 12, a second sliding plate 13 is connected in the inner cavity of the sliding groove 14 in a sliding manner, the second sliding plate 13 is fixedly connected with the sliding groove 14, a spring 15 is fixedly connected to the lower surface of the second sliding plate 13, the bottom end of the spring 15 is fixedly connected with the bottom end of the inner wall of the sliding groove 14, a placing groove is arranged on the inner wall of one side of the sliding groove 14, a clamping block 16 is connected in the inner cavity of the placing groove in a sliding manner, a clamping groove 17 matched with the clamping block 16 is arranged on one side of the positioning rod 12, and the positioning rod 12 is, then the slide bar 18 is slid, the slide bar 18 drives the fixture block 16 to slide into the inner cavity of the fixture slot 17, the positioning rod 12 is limited in the inner cavity of the sliding groove 14, the positioning rod 12 is convenient to store, one side of the clamping block 16 is fixedly connected with a sliding rod 18, and the sliding rod 18 is connected with the lower die holder 1 in a sliding and penetrating manner.

This practical theory of operation:

when in use, a certain amount of molten plastic is injected into the inner cavity of the feed chute 3, then the plastic flows into the die cavity of the lower die holder 1 through the feed chute 3, after the die cavity of the lower die holder 1 is filled with the plastic, the excessive plastic remains at the bottom of the inner cavity of the feed chute 3, then the first sliding plate 6 is matched into the inner cavity of the feed chute 3, the fixed plate 5 is pressed downwards, the first sliding plate 6 is driven to move downwards in the inner cavity of the feed chute 3 through the connecting rod 4, after the first sliding plate 6 contacts the liquid level of the plastic, the fixed plate 5 is continuously pressed, the first sliding plate 6 continues to move downwards, the molten plastic flows into the bottom of the inner cavity of the through groove 7, then the liquid level of the plastic pushes up the rotating plate 8, at the moment, the spring 10 generates elastic deformation, the excessive plastic in the inner cavity of the feed chute 3 flows to the upper part of the rotating plate 8 through the rotating plate 8 until the support rod 11 is attached to the upper surface, first slide 6 moves the bottom to feed chute 3 this moment, and remaining most plastics have flowed to the top of changeing board 8 in the 3 inner chambers of feed chute, then upwards carry and draw fixed plate 5, drive first slide 6 through connecting rod 4 and upwards remove, and plastics are no longer to changeing ascending hydraulic pressure of board 8 this moment, and the cooperation plastics are to changeing the elastic restoring force of board 8 decurrent hydraulic pressure and spring steel sheet 10, make plastics follow first slide 6 and are taken out together.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. The utility model provides a location injection mold, includes die holder (1), its characterized in that: the upper surface of the lower die holder (1) is provided with an upper die holder (2), the middle part of the upper die holder (2) is provided with a feed chute (3), the inner cavity of the feed chute (3) is connected with a connecting rod (4) in a sliding manner, the top end of the connecting rod (4) is fixedly connected with a fixed plate (5) above the upper die holder (2), the bottom end of the connecting rod (4) is fixedly connected with a first sliding plate (6), the first sliding plate (6) is symmetrically provided with a through groove (7), one side inner wall of the through groove (7) is connected with a rotating plate (8) in a rotating manner, the lower surface of one side of the rotating plate (8) is laminated with a limiting plate (9), the limiting plate (9) is fixedly connected with the other side inner wall of the through groove (7), the upper side of the rotating plate (8) is provided with a mounting plate, and the mounting, the lower fixed surface of mounting panel is connected with spring steel sheet (10), the bottom of spring steel sheet (10) is laminated with the upper surface of commentaries on classics board (8) mutually.

2. A positioning injection mold according to claim 1, characterized in that: the equal fixedly connected with bracing piece (11) in four edges of fixed plate (5) lower surface, bracing piece (11) laminate mutually with the upper surface of upper die base (2).

3. A positioning injection mold according to claim 1, characterized in that: the top of the lower die holder (1) is in a rectangular array, four positioning rods (12) are slidably and alternately connected, and positioning grooves matched with the positioning rods (12) are formed in the upper die holder (2).

4. A positioning injection mould according to claim 3, characterized in that: the die comprises a lower die holder (1), a positioning rod (12) and a sliding groove (14), wherein the top of the lower die holder (1) is positioned below the positioning rod (12), a second sliding plate (13) is connected in an inner cavity of the sliding groove (14) in a sliding mode, and the second sliding plate (13) is fixedly connected with the sliding groove (14).

5. A positioning injection mould according to claim 4, characterized in that: the lower surface of the second sliding plate (13) is fixedly connected with a spring (15), the bottom end of the spring (15) is fixedly connected with the bottom end of the inner wall of the sliding groove (14), a placing groove is formed in the inner wall of one side of the sliding groove (14), a clamping block (16) is connected to the inner cavity of the placing groove in a sliding mode, and a clamping groove (17) matched with the clamping block (16) is formed in one side of the positioning rod (12).

6. A positioning injection mould according to claim 5, characterized in that: one side of the clamping block (16) is fixedly connected with a sliding rod (18), and the sliding rod (18) is connected with the lower die holder (1) in a sliding and penetrating manner.

7. A positioning injection mold according to claim 1, characterized in that: the lower surface of the lower die holder (1) is fixedly connected with a bottom plate (19), and anti-slip textures are arranged at the bottom of the bottom plate (19).